Results for spec@!opengl 1.0@gl-1.0-blend-func

scalarBlockLayout OR EXT_scalar_block_layout Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.798440
  Observed: 1.000000 0.513726 0.141176 0.800000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.892829
  Observed: 0.294118 0.250980 0.721569 0.600000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.416256
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.854152
  Observed: 0.670588 0.317647 0.627451 0.600000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.454932
  Observed: 0.545098 0.145098 0.062745 0.600000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.854152
  Observed: 0.211765 0.098039 0.196078 0.000000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.454932
  Observed: 0.572549 0.270588 0.533333 0.862745
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.255322
  Observed: 0.545098 0.145098 0.062745 0.572549
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 1.000000
  Observed: 0.211765 0.098039 0.196078 0.917647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.510644
  Observed: 0.211765 0.000000 0.784314 0.478431
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.798440
  Observed: 0.168627 0.078431 0.156863 0.200000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.510644
  Observed: 0.670588 0.317647 0.627451 0.200000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.798440
  Observed: 0.168627 0.078431 0.156863 0.862745
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.892829
  Observed: 0.862745 0.368627 0.862745 0.470588
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.416256
  Observed: 1.000000 0.513726 0.141176 0.356863
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.854152
  Observed: 0.862745 0.466667 0.274510 0.701961
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.454932
  Observed: 0.211765 0.098039 0.196078 0.517647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.854152
  Observed: 1.000000 0.764706 0.078431 1.000000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.454932
  Observed: 1.000000 0.764706 0.078431 0.760784
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.255322
  Observed: 1.000000 0.686275 0.705882 0.647059
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 1.000000
  Observed: 0.862745 0.368627 0.862745 0.760784
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.510644
  Observed: 0.650980 0.368627 0.078431 0.835294
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.798440
  Observed: 1.000000 0.764706 0.862745 0.835294
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.510644
  Observed: 0.168627 0.078431 0.156863 0.509804
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.798440
  Observed: 0.670588 0.317647 0.627451 0.509804
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.892829
  Observed: 0.839216 0.396078 0.784314 0.862745
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.416256
  Observed: 0.545098 0.145098 0.062745 0.509804
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.854152
  Observed: 0.294118 0.250980 0.721569 0.854902
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.454932
  Observed: 1.000000 0.639216 0.611765 0.439216
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.854152
  Observed: 0.819608 0.447059 0.235294 0.282353
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.454932
  Observed: 0.627451 0.396078 0.000000 0.607843
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.255322
  Observed: 0.670588 0.317647 0.627451 0.800000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 1.000000
  Observed: 0.545098 0.145098 0.062745 0.800000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.510644
  Observed: 0.294118 0.250980 0.721569 0.454902
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.798440
  Observed: 0.266667 0.125490 0.250980 0.262745
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.510644
  Observed: 0.862745 0.368627 0.862745 1.000000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.798440
  Observed: 1.000000 0.639216 0.611765 0.835294
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.892829
  Observed: 0.168627 0.078431 0.156863 0.509804
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.416256
  Observed: 0.294118 0.250980 0.721569 0.509804
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.854152
  Observed: 0.211765 0.000000 0.784314 0.317647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.454932
  Observed: 0.545098 0.145098 0.062745 0.509804
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.854152
  Observed: 0.862745 0.368627 0.862745 0.917647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.454932
  Observed: 0.000000 0.000000 0.000000 0.835294
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.255322
  Observed: 0.000000 0.000000 0.000000 0.835294
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 1.000000
  Observed: 0.839216 0.396078 0.784314 0.439216
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.510644
  Observed: 0.839216 0.396078 0.784314 0.572549
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.798440
  Observed: 0.000000 0.000000 0.000000 0.917647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.510644
  Observed: 0.627451 0.396078 0.000000 0.917647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.798440
  Observed: 1.000000 0.764706 0.078431 0.741176
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.892829
  Observed: 0.917647 0.494118 0.329412 0.356863
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.416256
  Observed: 0.862745 0.466667 0.274510 0.878431
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.854152
  Observed: 0.650980 0.368627 0.078431 0.647059
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.454932
  Observed: 1.000000 0.666667 0.666667 0.835294
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.854152
  Observed: 0.862745 0.368627 0.862745 0.478431
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.454932
  Observed: 1.000000 0.443137 0.647059 0.917647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.255322
  Observed: 0.627451 0.298039 0.588235 0.301961
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 1.000000
  Observed: 0.839216 0.396078 0.784314 0.415686
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.510644
  Observed: 1.000000 0.513726 0.141176 0.662745
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.798440
  Observed: 0.211765 0.000000 0.784314 0.439216
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.510644
  Observed: 0.819608 0.447059 0.235294 0.317647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.798440
  Observed: 0.627451 0.298039 0.588235 0.078431
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.892829
  Observed: 0.000000 0.000000 0.000000 0.572549
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.416256
  Observed: 0.266667 0.125490 0.250980 0.545098
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.854152
  Observed: 0.819608 0.447059 0.235294 0.815686
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.454932
  Observed: 0.000000 0.000000 0.000000 0.517647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.854152
  Observed: 0.945098 0.619608 0.800000 0.376471
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.454932
  Observed: 0.627451 0.298039 0.588235 0.517647
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.255322
  Observed: 1.000000 0.764706 0.862745 0.878431
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 1.000000
  Observed: 0.627451 0.396078 0.000000 0.215686
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.510644
  Observed: 1.000000 0.415686 0.596078 0.254902
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.798440
  Observed: 0.670588 0.317647 0.627451 0.901961
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.510644
  Observed: 0.572549 0.270588 0.533333 0.784314
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.798440
  Observed: 1.000000 0.764706 0.862745 0.800000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.892829
  Observed: 0.917647 0.494118 0.329412 0.800000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.416256
  Observed: 0.819608 0.447059 0.235294 0.607843
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.854152
  Observed: 0.670588 0.317647 0.627451 1.000000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.454932
  Observed: 0.839216 0.396078 0.784314 0.439216
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.854152
  Observed: 0.670588 0.317647 0.627451 0.254902
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.454932
  Observed: 0.713726 0.223529 0.219608 0.600000
  Blend src factors: GL_DST_COLOR, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.064454
  Observed: 1.000000 0.764706 0.862745 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.862894
  Observed: 0.627451 0.396078 0.000000 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.319776
  Observed: 0.211765 0.000000 0.784314 0.741176
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.607572
  Observed: 0.670588 0.317647 0.627451 0.470588
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.319776
  Observed: 0.294118 0.250980 0.721569 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.607572
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.701961
  Observed: 0.000000 0.000000 0.000000 0.356863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.225388
  Observed: 0.627451 0.298039 0.588235 1.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.663284
  Observed: 0.945098 0.619608 0.800000 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.264064
  Observed: 1.000000 0.686275 0.705882 0.200000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.663284
  Observed: 1.000000 0.666667 0.666667 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.264064
  Observed: 0.819608 0.447059 0.235294 0.200000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.064454
  Observed: 1.000000 0.686275 0.705882 0.545098
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.862894
  Observed: 1.000000 0.290196 0.121569 0.200000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.319776
  Observed: 1.000000 0.513726 0.141176 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.607572
  Observed: 1.000000 0.666667 0.666667 0.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.319776
  Observed: 1.000000 0.686275 0.705882 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.607572
  Observed: 0.862745 0.466667 0.274510 0.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.701961
  Observed: 0.670588 0.317647 0.627451 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.225388
  Observed: 0.839216 0.396078 0.784314 0.301961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.663284
  Observed: 0.545098 0.145098 0.062745 0.517647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.264064
  Observed: 0.627451 0.396078 0.000000 0.301961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.663284
  Observed: 0.713726 0.223529 0.219608 1.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.264064
  Observed: 1.000000 0.764706 0.078431 0.478431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.064454
  Observed: 0.572549 0.270588 0.533333 0.815686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.862894
  Observed: 0.000000 0.000000 0.000000 0.815686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.319776
  Observed: 0.627451 0.298039 0.588235 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.607572
  Observed: 0.839216 0.396078 0.784314 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.319776
  Observed: 0.545098 0.145098 0.062745 0.721569
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.701961
  Observed: 0.168627 0.078431 0.156863 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.225388
  Observed: 0.000000 0.000000 0.000000 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.663284
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.264064
  Observed: 0.211765 0.000000 0.784314 0.627451
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.663284
  Observed: 0.627451 0.298039 0.588235 0.062745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.264064
  Observed: 0.839216 0.396078 0.784314 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.064454
  Observed: 1.000000 0.290196 0.121569 0.454902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.862894
  Observed: 0.945098 0.619608 0.800000 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.319776
  Observed: 1.000000 0.764706 0.862745 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.607572
  Observed: 0.862745 0.368627 0.862745 0.894118
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.319776
  Observed: 0.650980 0.368627 0.078431 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.607572
  Observed: 0.266667 0.125490 0.250980 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.701961
  Observed: 0.627451 0.298039 0.588235 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.225388
  Observed: 0.000000 0.000000 0.000000 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.663284
  Observed: 0.819608 0.447059 0.235294 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.264064
  Observed: 0.211765 0.000000 0.784314 0.835294
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.663284
  Observed: 0.545098 0.145098 0.062745 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.264064
  Observed: 0.627451 0.298039 0.588235 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.064454
  Observed: 0.670588 0.317647 0.627451 0.607843
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.862894
  Observed: 1.000000 0.639216 0.611765 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.319776
  Observed: 1.000000 0.764706 0.862745 0.078431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.607572
  Observed: 0.168627 0.078431 0.156863 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.319776
  Observed: 0.294118 0.250980 0.721569 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.607572
  Observed: 0.670588 0.317647 0.627451 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.701961
  Observed: 0.945098 0.619608 0.800000 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.225388
  Observed: 0.917647 0.494118 0.329412 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.663284
  Observed: 1.000000 0.513726 0.141176 0.439216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.264064
  Observed: 0.168627 0.078431 0.156863 0.607843
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.663284
  Observed: 0.266667 0.125490 0.250980 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.264064
  Observed: 1.000000 0.686275 0.705882 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.064454
  Observed: 0.862745 0.466667 0.274510 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.862894
  Observed: 1.000000 0.666667 0.666667 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.319776
  Observed: 0.211765 0.098039 0.196078 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.607572
  Observed: 0.211765 0.000000 0.784314 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.319776
  Observed: 0.266667 0.125490 0.250980 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.607572
  Observed: 0.211765 0.000000 0.784314 0.894118
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.701961
  Observed: 0.627451 0.396078 0.000000 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.225388
  Observed: 1.000000 0.639216 0.611765 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.663284
  Observed: 0.917647 0.494118 0.329412 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.264064
  Observed: 0.627451 0.396078 0.000000 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.663284
  Observed: 0.862745 0.368627 0.862745 0.956863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.264064
  Observed: 1.000000 0.513726 0.141176 0.639216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.064454
  Observed: 0.211765 0.000000 0.784314 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.862894
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.319776
  Observed: 1.000000 0.513726 0.141176 0.600000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.607572
  Observed: 1.000000 0.513726 0.141176 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.319776
  Observed: 0.545098 0.145098 0.062745 0.439216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.607572
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.701961
  Observed: 0.670588 0.317647 0.627451 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.225388
  Observed: 0.266667 0.125490 0.250980 0.239216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.663284
  Observed: 0.819608 0.447059 0.235294 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.264064
  Observed: 1.000000 0.764706 0.862745 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.663284
  Observed: 1.000000 0.686275 0.705882 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.264064
  Observed: 1.000000 0.639216 0.611765 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.064454
  Observed: 1.000000 0.686275 0.705882 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.862894
  Observed: 0.627451 0.396078 0.000000 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.319776
  Observed: 0.819608 0.447059 0.235294 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.607572
  Observed: 0.266667 0.125490 0.250980 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.319776
  Observed: 1.000000 0.290196 0.121569 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.607572
  Observed: 0.211765 0.000000 0.784314 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.701961
  Observed: 0.294118 0.250980 0.721569 0.835294
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.225388
  Observed: 0.627451 0.298039 0.588235 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.663284
  Observed: 0.670588 0.317647 0.627451 0.678431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.264064
  Observed: 0.811765 0.270588 0.309804 0.545098
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.663284
  Observed: 1.000000 0.639216 0.611765 0.200000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.064454
  Observed: 0.945098 0.619608 0.800000 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.862894
  Observed: 1.000000 0.764706 0.862745 0.454902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.319776
  Observed: 1.000000 0.686275 0.705882 0.607843
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.607572
  Observed: 0.266667 0.125490 0.250980 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.319776
  Observed: 0.839216 0.396078 0.784314 0.078431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.607572
  Observed: 0.211765 0.000000 0.784314 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.701961
  Observed: 1.000000 0.666667 0.666667 0.517647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.225388
  Observed: 1.000000 0.764706 0.078431 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.663284
  Observed: 0.168627 0.078431 0.156863 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.663284
  Observed: 0.627451 0.298039 0.588235 0.078431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.264064
  Observed: 1.000000 0.513726 0.141176 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.064454
  Observed: 0.917647 0.494118 0.329412 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.862894
  Observed: 0.168627 0.078431 0.156863 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.319776
  Observed: 0.627451 0.396078 0.000000 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.607572
  Observed: 0.572549 0.270588 0.533333 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.319776
  Observed: 0.819608 0.447059 0.235294 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.607572
  Observed: 0.839216 0.396078 0.784314 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.701961
  Observed: 1.000000 0.686275 0.705882 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.225388
  Observed: 0.000000 0.000000 0.000000 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.663284
  Observed: 1.000000 0.415686 0.596078 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.264064
  Observed: 1.000000 0.666667 0.666667 0.517647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.663284
  Observed: 0.627451 0.396078 0.000000 0.333333
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.264064
  Observed: 1.000000 0.513726 0.141176 0.223529
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.064454
  Observed: 0.294118 0.250980 0.721569 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.862894
  Observed: 0.545098 0.145098 0.062745 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.319776
  Observed: 0.839216 0.396078 0.784314 0.639216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.607572
  Observed: 0.211765 0.098039 0.196078 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.319776
  Observed: 0.945098 0.619608 0.800000 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.607572
  Observed: 1.000000 0.639216 0.611765 0.678431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.701961
  Observed: 0.572549 0.270588 0.533333 0.678431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.225388
  Observed: 0.545098 0.145098 0.062745 0.639216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.663284
  Observed: 1.000000 0.764706 0.862745 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.264064
  Observed: 0.211765 0.000000 0.784314 0.215686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.663284
  Observed: 0.917647 0.494118 0.329412 0.200000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.264064
  Observed: 1.000000 0.764706 0.862745 0.062745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.064454
  Observed: 1.000000 0.764706 0.078431 0.607843
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.862894
  Observed: 1.000000 0.666667 0.666667 0.454902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.319776
  Observed: 0.294118 0.250980 0.721569 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.607572
  Observed: 0.670588 0.317647 0.627451 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.319776
  Observed: 0.862745 0.466667 0.274510 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.607572
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.701961
  Observed: 0.945098 0.619608 0.800000 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.225388
  Observed: 0.862745 0.368627 0.862745 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.663284
  Observed: 0.945098 0.619608 0.800000 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.264064
  Observed: 0.819608 0.447059 0.235294 0.254902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.663284
  Observed: 0.839216 0.396078 0.784314 0.160784
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.264064
  Observed: 0.211765 0.000000 0.784314 0.333333
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.102257
  Observed: 0.211765 0.098039 0.196078 0.396078
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.900697
  Observed: 0.000000 0.000000 0.000000 0.878431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.357579
  Observed: 0.294118 0.250980 0.721569 0.835294
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.645375
  Observed: 0.545098 0.145098 0.062745 0.200000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.357579
  Observed: 0.266667 0.125490 0.250980 0.490196
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.645375
  Observed: 0.917647 0.494118 0.329412 0.784314
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.739763
  Observed: 0.266667 0.125490 0.250980 0.509804
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.263190
  Observed: 0.862745 0.368627 0.862745 0.454902
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.701087
  Observed: 0.294118 0.250980 0.721569 0.721569
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.301867
  Observed: 0.819608 0.447059 0.235294 0.262745
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.701087
  Observed: 0.862745 0.368627 0.862745 0.894118
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.301867
  Observed: 1.000000 0.764706 0.862745 0.835294
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.102257
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.900697
  Observed: 0.839216 0.396078 0.784314 0.509804
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.357579
  Observed: 1.000000 0.639216 0.611765 0.415686
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.645375
  Observed: 0.819608 0.447059 0.235294 0.784314
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.357579
  Observed: 0.670588 0.317647 0.627451 0.317647
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.645375
  Observed: 0.917647 0.494118 0.329412 0.415686
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.739763
  Observed: 0.819608 0.447059 0.235294 0.678431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.263190
  Observed: 1.000000 0.686275 0.705882 0.662745
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.701087
  Observed: 1.000000 0.764706 0.078431 0.415686
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.301867
  Observed: 0.572549 0.270588 0.533333 0.784314
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.701087
  Observed: 0.168627 0.078431 0.156863 0.627451
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.301867
  Observed: 0.862745 0.466667 0.274510 0.627451
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.102257
  Observed: 0.627451 0.396078 0.000000 0.627451
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.900697
  Observed: 1.000000 0.764706 0.078431 0.415686
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.357579
  Observed: 0.294118 0.250980 0.721569 0.517647
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.645375
  Observed: 1.000000 0.764706 0.862745 0.356863
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.357579
  Observed: 0.819608 0.447059 0.235294 0.760784
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.645375
  Observed: 1.000000 0.686275 0.705882 0.784314
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.739763
  Observed: 1.000000 0.666667 0.666667 0.439216
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.263190
  Observed: 1.000000 0.666667 0.666667 0.627451
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.701087
  Observed: 0.627451 0.396078 0.000000 0.333333
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.301867
  Observed: 1.000000 0.541176 0.847059 0.800000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.301867
  Observed: 0.839216 0.396078 0.784314 0.509804
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.102257
  Observed: 0.670588 0.317647 0.627451 0.333333
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.357579
  Observed: 0.862745 0.368627 0.862745 0.239216
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.357579
  Observed: 1.000000 0.639216 0.611765 0.356863
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.739763
  Observed: 0.545098 0.145098 0.062745 0.639216
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.263190
  Observed: 1.000000 0.639216 0.611765 0.701961
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.701087
  Observed: 0.000000 0.000000 0.000000 0.862745
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.701087
  Observed: 0.627451 0.396078 0.000000 0.478431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.301867
  Observed: 0.945098 0.619608 0.800000 0.854902
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.900697
  Observed: 0.545098 0.145098 0.062745 0.600000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.357579
  Observed: 0.756863 0.247059 0.258824 0.572549
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.645375
  Observed: 0.945098 0.619608 0.800000 0.301961
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.357579
  Observed: 1.000000 0.513726 0.141176 0.647059
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.645375
  Observed: 1.000000 0.541176 0.847059 0.600000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.739763
  Observed: 0.000000 0.000000 0.000000 0.376471
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.701087
  Observed: 0.627451 0.298039 0.588235 0.000000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.301867
  Observed: 0.211765 0.098039 0.196078 0.396078
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.701087
  Observed: 0.572549 0.270588 0.533333 0.490196
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.301867
  Observed: 0.650980 0.368627 0.078431 0.078431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.102257
  Observed: 0.545098 0.145098 0.062745 0.662745
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.900697
  Observed: 1.000000 0.541176 0.847059 0.572549
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.357579
  Observed: 0.650980 0.368627 0.078431 0.854902
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.263190
  Observed: 0.862745 0.368627 0.862745 0.956863
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.701087
  Observed: 0.545098 0.145098 0.062745 0.854902
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.701087
  Observed: 1.000000 0.462745 0.690196 0.600000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.301867
  Observed: 0.862745 0.466667 0.274510 0.396078
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.900697
  Observed: 1.000000 0.415686 0.596078 0.600000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.357579
  Observed: 1.000000 0.666667 0.666667 0.333333
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.357579
  Observed: 0.862745 0.466667 0.274510 0.415686
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.645375
  Observed: 1.000000 0.764706 0.862745 0.572549
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.739763
  Observed: 0.168627 0.078431 0.156863 0.415686
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.263190
  Observed: 1.000000 0.764706 0.862745 0.078431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.701087
  Observed: 1.000000 0.639216 0.611765 0.701961
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.301867
  Observed: 1.000000 0.415686 0.596078 0.572549
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.701087
  Observed: 1.000000 0.462745 0.690196 0.200000
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.301867
  Observed: 0.917647 0.494118 0.329412 0.239216
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.102257
  Observed: 0.862745 0.466667 0.274510 0.333333
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.900697
  Observed: 1.000000 0.686275 0.705882 0.509804
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.357579
  Observed: 0.945098 0.619608 0.800000 0.517647
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.263190
  Observed: 0.266667 0.125490 0.250980 0.662745
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.701087
  Observed: 0.168627 0.078431 0.156863 0.678431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.301867
  Observed: 0.211765 0.098039 0.196078 0.854902
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.701087
  Observed: 0.545098 0.145098 0.062745 0.572549
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.900697
  Observed: 0.627451 0.396078 0.000000 0.917647
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.357579
  Observed: 1.000000 0.666667 0.666667 0.262745
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.645375
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.357579
  Observed: 0.650980 0.368627 0.078431 0.439216
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.645375
  Observed: 0.650980 0.368627 0.078431 0.509804
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.739763
  Observed: 0.294118 0.250980 0.721569 0.490196
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.263190
  Observed: 1.000000 0.639216 0.611765 0.815686
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.701087
  Observed: 1.000000 0.764706 0.862745 0.878431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.301867
  Observed: 0.917647 0.494118 0.329412 0.721569
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.701087
  Observed: 0.917647 0.494118 0.329412 0.678431
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.301867
  Observed: 1.000000 0.290196 0.121569 0.509804
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.900697
  Observed: 1.000000 0.666667 0.666667 0.701961
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.645375
  Observed: 0.266667 0.125490 0.250980 0.862745
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.739763
  Observed: 0.862745 0.466667 0.274510 0.894118
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.301867
  Observed: 0.713726 0.223529 0.219608 0.545098
  Blend src factors: GL_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.816349
  Observed: 1.000000 0.541176 0.847059 0.454902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.838662
  Observed: 0.000000 0.000000 0.000000 0.478431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.439442
  Observed: 1.000000 0.764706 0.862745 0.741176
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.239832
  Observed: 1.000000 0.639216 0.611765 0.701961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 1.000000
  Observed: 0.819608 0.447059 0.235294 0.815686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.495154
  Observed: 0.917647 0.494118 0.329412 0.701961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.782950
  Observed: 0.266667 0.125490 0.250980 0.517647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.495154
  Observed: 1.000000 0.639216 0.611765 0.878431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.782950
  Observed: 0.650980 0.368627 0.078431 0.333333
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.877339
  Observed: 0.945098 0.619608 0.800000 0.878431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.400766
  Observed: 0.862745 0.368627 0.862745 0.333333
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.838662
  Observed: 1.000000 0.666667 0.666667 0.760784
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.439442
  Observed: 1.000000 0.639216 0.611765 0.301961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.838662
  Observed: 0.650980 0.368627 0.078431 0.301961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.439442
  Observed: 1.000000 0.686275 0.705882 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.239832
  Observed: 0.294118 0.250980 0.721569 0.862745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 1.000000
  Observed: 0.650980 0.368627 0.078431 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.495154
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.782950
  Observed: 0.650980 0.368627 0.078431 0.627451
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.495154
  Observed: 0.670588 0.317647 0.627451 0.701961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.782950
  Observed: 0.000000 0.000000 0.000000 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.877339
  Observed: 1.000000 0.513726 0.141176 0.396078
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.400766
  Observed: 0.839216 0.396078 0.784314 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.838662
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.439442
  Observed: 1.000000 0.541176 0.062745 0.101961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.838662
  Observed: 0.000000 0.000000 0.000000 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.439442
  Observed: 1.000000 0.443137 0.647059 0.760784
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.239832
  Observed: 0.839216 0.396078 0.784314 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 1.000000
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.495154
  Observed: 1.000000 0.462745 0.690196 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.782950
  Observed: 1.000000 0.666667 0.666667 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.495154
  Observed: 1.000000 0.686275 0.705882 0.490196
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.782950
  Observed: 0.945098 0.619608 0.800000 0.835294
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.877339
  Observed: 0.627451 0.396078 0.000000 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.400766
  Observed: 0.211765 0.000000 0.784314 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.838662
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.439442
  Observed: 1.000000 0.666667 0.666667 0.239216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.838662
  Observed: 0.945098 0.619608 0.800000 0.396078
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.439442
  Observed: 1.000000 0.764706 0.862745 0.627451
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.239832
  Observed: 0.168627 0.078431 0.156863 0.662745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 1.000000
  Observed: 1.000000 0.764706 0.078431 0.282353
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.495154
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.782950
  Observed: 0.862745 0.466667 0.274510 0.254902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.495154
  Observed: 0.862745 0.368627 0.862745 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.782950
  Observed: 1.000000 0.666667 0.666667 0.254902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.877339
  Observed: 0.650980 0.368627 0.078431 0.956863
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.400766
  Observed: 0.572549 0.270588 0.533333 0.800000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.838662
  Observed: 0.168627 0.078431 0.156863 0.223529
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.439442
  Observed: 1.000000 0.639216 0.611765 0.917647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.838662
  Observed: 0.839216 0.396078 0.784314 0.835294
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.439442
  Observed: 0.917647 0.494118 0.329412 0.917647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.239832
  Observed: 1.000000 0.764706 0.862745 0.917647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 1.000000
  Observed: 0.670588 0.317647 0.627451 0.262745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.495154
  Observed: 0.945098 0.619608 0.800000 0.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.782950
  Observed: 1.000000 0.686275 0.705882 0.572549
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.495154
  Observed: 1.000000 0.513726 0.141176 0.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.782950
  Observed: 1.000000 0.764706 0.862745 0.478431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.877339
  Observed: 0.819608 0.447059 0.235294 0.200000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.400766
  Observed: 0.917647 0.494118 0.329412 0.517647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.838662
  Observed: 0.627451 0.396078 0.000000 0.901961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.439442
  Observed: 0.839216 0.396078 0.784314 0.800000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.838662
  Observed: 0.572549 0.270588 0.533333 0.356863
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.439442
  Observed: 0.545098 0.145098 0.062745 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.079944
  Observed: 1.000000 0.541176 0.062745 0.894118
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.878384
  Observed: 1.000000 0.443137 0.647059 0.956863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.335266
  Observed: 0.811765 0.270588 0.309804 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.623062
  Observed: 0.211765 0.098039 0.196078 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.335266
  Observed: 1.000000 0.686275 0.705882 0.239216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.623062
  Observed: 0.627451 0.298039 0.588235 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.717451
  Observed: 1.000000 0.764706 0.862745 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.240878
  Observed: 0.545098 0.145098 0.062745 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.678774
  Observed: 0.572549 0.270588 0.533333 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.279554
  Observed: 0.650980 0.368627 0.078431 0.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.678774
  Observed: 1.000000 0.686275 0.705882 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.279554
  Observed: 0.917647 0.494118 0.329412 0.356863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.079944
  Observed: 0.545098 0.145098 0.062745 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.878384
  Observed: 0.839216 0.396078 0.784314 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.335266
  Observed: 1.000000 0.541176 0.062745 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.623062
  Observed: 0.211765 0.000000 0.784314 0.478431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.335266
  Observed: 0.266667 0.125490 0.250980 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.623062
  Observed: 0.811765 0.270588 0.309804 0.376471
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.717451
  Observed: 1.000000 0.686275 0.705882 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.240878
  Observed: 0.670588 0.317647 0.627451 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.678774
  Observed: 1.000000 0.666667 0.666667 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.279554
  Observed: 1.000000 0.639216 0.611765 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.678774
  Observed: 0.945098 0.619608 0.800000 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.279554
  Observed: 1.000000 0.541176 0.847059 0.835294
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.079944
  Observed: 1.000000 0.415686 0.596078 0.647059
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.878384
  Observed: 1.000000 0.764706 0.862745 0.835294
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.335266
  Observed: 1.000000 0.443137 0.647059 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.623062
  Observed: 0.545098 0.145098 0.062745 0.062745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.335266
  Observed: 1.000000 0.415686 0.596078 0.356863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.623062
  Observed: 0.839216 0.396078 0.784314 0.062745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.717451
  Observed: 0.819608 0.447059 0.235294 0.223529
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.240878
  Observed: 0.627451 0.298039 0.588235 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.678774
  Observed: 1.000000 0.639216 0.611765 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.279554
  Observed: 1.000000 0.764706 0.078431 0.254902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.678774
  Observed: 0.168627 0.078431 0.156863 0.239216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.279554
  Observed: 1.000000 0.686275 0.705882 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.079944
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.878384
  Observed: 0.917647 0.494118 0.329412 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.335266
  Observed: 0.819608 0.447059 0.235294 0.662745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.623062
  Observed: 0.670588 0.317647 0.627451 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.335266
  Observed: 1.000000 0.686275 0.705882 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.623062
  Observed: 0.545098 0.145098 0.062745 0.078431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.717451
  Observed: 1.000000 0.666667 0.666667 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.240878
  Observed: 0.650980 0.368627 0.078431 0.894118
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.678774
  Observed: 0.211765 0.098039 0.196078 0.627451
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.279554
  Observed: 0.627451 0.396078 0.000000 0.239216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.678774
  Observed: 1.000000 0.686275 0.705882 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.279554
  Observed: 1.000000 0.639216 0.611765 0.200000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.079944
  Observed: 0.545098 0.145098 0.062745 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.878384
  Observed: 0.811765 0.270588 0.309804 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.335266
  Observed: 0.627451 0.298039 0.588235 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.623062
  Observed: 0.862745 0.368627 0.862745 0.478431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.335266
  Observed: 0.294118 0.250980 0.721569 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.623062
  Observed: 0.000000 0.000000 0.000000 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.717451
  Observed: 0.627451 0.298039 0.588235 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.240878
  Observed: 0.000000 0.000000 0.000000 0.835294
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.678774
  Observed: 1.000000 0.462745 0.690196 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.279554
  Observed: 0.545098 0.145098 0.062745 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.678774
  Observed: 0.713726 0.223529 0.219608 0.607843
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.279554
  Observed: 0.945098 0.619608 0.800000 0.301961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.079944
  Observed: 1.000000 0.639216 0.611765 0.815686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.878384
  Observed: 1.000000 0.290196 0.121569 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.335266
  Observed: 1.000000 0.290196 0.121569 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.623062
  Observed: 0.670588 0.317647 0.627451 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.335266
  Observed: 0.713726 0.223529 0.219608 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.623062
  Observed: 0.627451 0.396078 0.000000 0.701961
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.717451
  Observed: 0.627451 0.396078 0.000000 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.240878
  Observed: 0.862745 0.368627 0.862745 0.956863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.678774
  Observed: 0.572549 0.270588 0.533333 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.279554
  Observed: 0.266667 0.125490 0.250980 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.678774
  Observed: 0.266667 0.125490 0.250980 0.545098
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.279554
  Observed: 1.000000 0.541176 0.062745 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.079944
  Observed: 0.670588 0.317647 0.627451 0.721569
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.878384
  Observed: 0.839216 0.396078 0.784314 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.335266
  Observed: 0.756863 0.247059 0.258824 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.623062
  Observed: 0.756863 0.145098 0.847059 0.470588
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.335266
  Observed: 0.000000 0.000000 0.000000 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.623062
  Observed: 1.000000 0.541176 0.847059 0.215686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.717451
  Observed: 1.000000 0.415686 0.596078 0.376471
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.240878
  Observed: 0.266667 0.125490 0.250980 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.678774
  Observed: 0.000000 0.000000 0.000000 0.815686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.279554
  Observed: 0.168627 0.078431 0.156863 0.721569
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.678774
  Observed: 0.545098 0.145098 0.062745 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.279554
  Observed: 0.294118 0.250980 0.721569 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.079944
  Observed: 0.211765 0.098039 0.196078 0.415686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.878384
  Observed: 0.294118 0.250980 0.721569 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.335266
  Observed: 0.627451 0.396078 0.000000 1.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.623062
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.335266
  Observed: 0.819608 0.447059 0.235294 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.623062
  Observed: 1.000000 0.639216 0.611765 0.454902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.717451
  Observed: 1.000000 0.513726 0.141176 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.240878
  Observed: 0.862745 0.466667 0.274510 0.517647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.678774
  Observed: 1.000000 0.541176 0.847059 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.279554
  Observed: 1.000000 0.666667 0.666667 0.517647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.678774
  Observed: 0.811765 0.270588 0.309804 0.439216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.279554
  Observed: 0.627451 0.396078 0.000000 0.470588
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.079944
  Observed: 1.000000 0.764706 0.078431 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.878384
  Observed: 0.670588 0.317647 0.627451 0.356863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.335266
  Observed: 0.211765 0.000000 0.784314 0.470588
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.623062
  Observed: 1.000000 0.462745 0.690196 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.335266
  Observed: 0.545098 0.145098 0.062745 0.356863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.623062
  Observed: 0.839216 0.396078 0.784314 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.717451
  Observed: 0.756863 0.247059 0.258824 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.240878
  Observed: 1.000000 0.443137 0.647059 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.678774
  Observed: 0.266667 0.125490 0.250980 0.815686
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.279554
  Observed: 0.294118 0.250980 0.721569 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.678774
  Observed: 0.572549 0.270588 0.533333 0.490196
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.279554
  Observed: 1.000000 0.541176 0.062745 0.545098
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.079944
  Observed: 0.000000 0.000000 0.000000 0.878431
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.878384
  Observed: 0.211765 0.098039 0.196078 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.335266
  Observed: 0.839216 0.396078 0.784314 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.623062
  Observed: 0.670588 0.317647 0.627451 0.647059
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.335266
  Observed: 0.211765 0.000000 0.784314 0.760784
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.623062
  Observed: 0.572549 0.270588 0.533333 0.835294
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.717451
  Observed: 1.000000 0.415686 0.596078 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.240878
  Observed: 0.545098 0.145098 0.062745 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.678774
  Observed: 0.266667 0.125490 0.250980 0.376471
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.279554
  Observed: 1.000000 0.415686 0.596078 0.200000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.678774
  Observed: 0.839216 0.396078 0.784314 0.835294
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.279554
  Observed: 0.945098 0.619608 0.800000 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.079944
  Observed: 0.862745 0.466667 0.274510 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.878384
  Observed: 1.000000 0.666667 0.666667 0.317647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.335266
  Observed: 0.572549 0.270588 0.533333 0.784314
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.623062
  Observed: 1.000000 0.764706 0.862745 0.894118
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.335266
  Observed: 1.000000 0.639216 0.611765 0.854902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.623062
  Observed: 0.839216 0.396078 0.784314 0.396078
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.717451
  Observed: 0.670588 0.317647 0.627451 0.239216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.240878
  Observed: 0.168627 0.078431 0.156863 0.282353
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.678774
  Observed: 0.713726 0.223529 0.219608 0.262745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.279554
  Observed: 0.627451 0.396078 0.000000 0.254902
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.678774
  Observed: 0.168627 0.078431 0.156863 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.279554
  Observed: 0.572549 0.270588 0.533333 0.639216
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.079944
  Observed: 0.839216 0.396078 0.784314 0.800000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.878384
  Observed: 1.000000 0.513726 0.141176 0.062745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.335266
  Observed: 0.819608 0.447059 0.235294 0.223529
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.623062
  Observed: 0.545098 0.145098 0.062745 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.335266
  Observed: 0.627451 0.298039 0.588235 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.623062
  Observed: 0.627451 0.396078 0.000000 1.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.717451
  Observed: 0.839216 0.396078 0.784314 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.240878
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.678774
  Observed: 0.000000 0.000000 0.000000 0.956863
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.279554
  Observed: 0.266667 0.125490 0.250980 0.572549
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.678774
  Observed: 0.811765 0.270588 0.309804 0.509804
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.279554
  Observed: 0.572549 0.270588 0.533333 0.917647
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.239832
  Observed: 1.000000 0.541176 0.847059 0.894118
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 1.000000
  Observed: 0.545098 0.145098 0.062745 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.495154
  Observed: 0.713726 0.223529 0.219608 0.662745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.782950
  Observed: 1.000000 0.541176 0.847059 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.495154
  Observed: 0.545098 0.145098 0.062745 0.517647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.877339
  Observed: 0.572549 0.270588 0.533333 0.862745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.400766
  Observed: 0.917647 0.494118 0.329412 0.356863
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.838662
  Observed: 1.000000 0.462745 0.690196 0.647059
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.838662
  Observed: 1.000000 0.541176 0.847059 0.454902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.439442
  Observed: 0.650980 0.368627 0.078431 0.701961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.239832
  Observed: 0.627451 0.298039 0.588235 0.517647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 1.000000
  Observed: 1.000000 0.764706 0.078431 0.317647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.495154
  Observed: 0.917647 0.494118 0.329412 0.517647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.782950
  Observed: 0.168627 0.078431 0.156863 0.701961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.495154
  Observed: 1.000000 0.290196 0.121569 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.877339
  Observed: 0.839216 0.396078 0.784314 0.835294
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.400766
  Observed: 0.756863 0.247059 0.258824 0.956863
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.838662
  Observed: 1.000000 0.443137 0.647059 0.478431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.439442
  Observed: 0.839216 0.396078 0.784314 0.454902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.838662
  Observed: 0.819608 0.447059 0.235294 0.760784
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.844515 0.439442
  Observed: 1.000000 0.443137 0.647059 0.701961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.239832
  Observed: 0.572549 0.270588 0.533333 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 1.000000
  Observed: 0.811765 0.270588 0.309804 0.800000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.495154
  Observed: 0.917647 0.494118 0.329412 0.509804
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.782950
  Observed: 0.862745 0.368627 0.862745 0.454902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.495154
  Observed: 1.000000 0.639216 0.611765 0.878431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.782950
  Observed: 0.862745 0.466667 0.274510 0.627451
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.877339
  Observed: 0.819608 0.447059 0.235294 0.678431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.400766
  Observed: 1.000000 0.764706 0.862745 0.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.838662
  Observed: 0.713726 0.223529 0.219608 0.662745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.439442
  Observed: 1.000000 0.764706 0.862745 0.956863
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.838662
  Observed: 1.000000 0.686275 0.705882 0.223529
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.439442
  Observed: 1.000000 0.541176 0.847059 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.239832
  Observed: 0.756863 0.145098 0.847059 0.317647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 1.000000
  Observed: 0.211765 0.098039 0.196078 0.478431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.495154
  Observed: 0.819608 0.447059 0.235294 0.262745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.782950
  Observed: 0.545098 0.145098 0.062745 0.062745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.495154
  Observed: 1.000000 0.764706 0.078431 0.678431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.782950
  Observed: 0.294118 0.250980 0.721569 0.721569
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.877339
  Observed: 0.545098 0.145098 0.062745 0.572549
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.400766
  Observed: 1.000000 0.462745 0.690196 0.607843
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.838662
  Observed: 0.756863 0.145098 0.847059 0.101961
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.439442
  Observed: 0.917647 0.494118 0.329412 0.878431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.838662
  Observed: 1.000000 0.541176 0.062745 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.840188 0.394383 0.783099 0.439442
  Observed: 0.627451 0.396078 0.000000 0.239216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.239832
  Observed: 0.756863 0.247059 0.258824 0.572549
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 1.000000
  Observed: 0.266667 0.125490 0.250980 0.835294
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.495154
  Observed: 1.000000 0.666667 0.666667 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.782950
  Observed: 1.000000 0.513726 0.141176 0.647059
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.495154
  Observed: 0.819608 0.447059 0.235294 0.800000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.782950
  Observed: 0.839216 0.396078 0.784314 0.647059
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.400766
  Observed: 0.294118 0.250980 0.721569 0.078431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.439442
  Observed: 0.266667 0.125490 0.250980 0.862745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.815396 0.271250 0.311833 0.439442
  Observed: 1.000000 0.686275 0.705882 0.490196
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.239832
  Observed: 0.627451 0.396078 0.000000 0.333333
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 1.000000
  Observed: 1.000000 0.764706 0.078431 1.000000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.495154
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.782950
  Observed: 0.294118 0.250980 0.721569 0.917647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.495154
  Observed: 1.000000 0.462745 0.690196 0.662745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.782950
  Observed: 1.000000 0.462745 0.690196 0.662745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.877339
  Observed: 0.572549 0.270588 0.533333 0.454902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.400766
  Observed: 0.917647 0.494118 0.329412 0.800000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.439442
  Observed: 0.211765 0.098039 0.196078 0.396078
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.838662
  Observed: 0.945098 0.619608 0.800000 0.800000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.413404 0.594099 0.439442
  Observed: 1.000000 0.541176 0.062745 0.760784
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.239832
  Observed: 0.572549 0.270588 0.533333 0.572549
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 1.000000
  Observed: 1.000000 0.415686 0.596078 0.160784
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.495154
  Observed: 1.000000 0.415686 0.596078 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.782950
  Observed: 1.000000 0.541176 0.847059 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.495154
  Observed: 0.756863 0.247059 0.258824 0.062745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.782950
  Observed: 0.839216 0.396078 0.784314 0.490196
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.400766
  Observed: 0.839216 0.396078 0.784314 0.215686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.439442
  Observed: 1.000000 0.764706 0.862745 0.333333
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.838662
  Observed: 0.862745 0.368627 0.862745 0.317647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.460027 0.686674 0.439442
  Observed: 0.713726 0.223529 0.219608 0.509804
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.239832
  Observed: 0.819608 0.447059 0.235294 0.490196
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 1.000000
  Observed: 0.545098 0.145098 0.062745 0.956863
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.495154
  Observed: 0.572549 0.270588 0.533333 0.490196
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.782950
  Observed: 0.713726 0.223529 0.219608 0.800000
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.495154
  Observed: 0.839216 0.396078 0.784314 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.782950
  Observed: 0.819608 0.447059 0.235294 0.572549
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.877339
  Observed: 1.000000 0.666667 0.666667 0.333333
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.400766
  Observed: 1.000000 0.462745 0.690196 0.862745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.838662
  Observed: 1.000000 0.764706 0.862745 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.439442
  Observed: 1.000000 0.541176 0.062745 0.956863
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.838662
  Observed: 0.839216 0.396078 0.784314 0.784314
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.716072 0.224627 0.219258 0.439442
  Observed: 1.000000 0.290196 0.121569 0.454902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.239832
  Observed: 0.545098 0.145098 0.062745 0.439216
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 1.000000
  Observed: 0.756863 0.247059 0.258824 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.495154
  Observed: 1.000000 0.290196 0.121569 0.835294
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.782950
  Observed: 1.000000 0.415686 0.596078 0.454902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.495154
  Observed: 1.000000 0.290196 0.121569 0.223529
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.782950
  Observed: 0.545098 0.145098 0.062745 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.877339
  Observed: 1.000000 0.290196 0.121569 0.396078
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.838662
  Observed: 0.839216 0.396078 0.784314 0.917647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.145135 0.844515 0.439442
  Observed: 0.839216 0.396078 0.784314 0.478431
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.239832
  Observed: 0.756863 0.247059 0.258824 0.470588
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.495154
  Observed: 1.000000 0.290196 0.121569 0.490196
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.782950
  Observed: 1.000000 0.462745 0.690196 0.262745
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.877339
  Observed: 0.811765 0.270588 0.309804 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.400766
  Observed: 0.819608 0.447059 0.235294 0.835294
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.439442
  Observed: 0.839216 0.396078 0.784314 0.376471
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.838662
  Observed: 0.713726 0.223529 0.219608 0.223529
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.539518 0.061416 0.439442
  Observed: 0.211765 0.098039 0.196078 0.607843
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.400766
  Observed: 1.000000 0.462745 0.690196 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.838662
  Observed: 1.000000 0.462745 0.690196 0.854902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.838662
  Observed: 1.000000 0.513726 0.141176 0.917647
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.440923 0.648741 0.439442
  Observed: 0.756863 0.145098 0.847059 0.254902
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 1.000000
  Observed: 1.000000 0.462745 0.690196 0.376471
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.877339
  Observed: 0.713726 0.223529 0.219608 0.376471
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.838662
  Observed: 0.713726 0.223529 0.219608 0.415686
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756770 0.243731 0.257191 0.439442
  Observed: 0.756863 0.145098 0.847059 0.894118
  Blend src factors: GL_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.546723 0.145135 0.061416 0.079944
  Observed: 1.000000 0.290196 0.121569 0.862745
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.290271 0.122832 0.678774
  Observed: 0.713726 0.223529 0.219608 0.545098
  Blend src factors: GL_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.607572
  Observed: 0.839216 0.396078 0.784314 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.319776
  Observed: 0.572549 0.270588 0.533333 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.607572
  Observed: 1.000000 0.764706 0.862745 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.701961
  Observed: 1.000000 0.513726 0.141176 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.225388
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.663284
  Observed: 0.862745 0.368627 0.862745 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.264064
  Observed: 0.168627 0.078431 0.156863 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.663284
  Observed: 0.545098 0.145098 0.062745 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.264064
  Observed: 0.294118 0.250980 0.721569 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.064454
  Observed: 0.572549 0.270588 0.533333 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.862894
  Observed: 1.000000 0.541176 0.847059 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.319776
  Observed: 0.168627 0.078431 0.156863 0.160784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.607572
  Observed: 0.713726 0.223529 0.219608 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.319776
  Observed: 0.839216 0.396078 0.784314 0.478431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.607572
  Observed: 1.000000 0.462745 0.690196 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.701961
  Observed: 1.000000 0.290196 0.121569 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.225388
  Observed: 0.670588 0.317647 0.627451 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.663284
  Observed: 0.211765 0.098039 0.196078 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.264064
  Observed: 1.000000 0.666667 0.666667 0.901961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.663284
  Observed: 0.313726 0.223529 0.800000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.264064
  Observed: 0.917647 0.494118 0.329412 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.064454
  Observed: 1.000000 0.764706 0.862745 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.862894
  Observed: 0.294118 0.250980 0.721569 0.478431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.319776
  Observed: 0.819608 0.447059 0.235294 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.607572
  Observed: 1.000000 0.462745 0.690196 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.319776
  Observed: 0.168627 0.078431 0.156863 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.607572
  Observed: 1.000000 0.541176 0.062745 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.701961
  Observed: 0.839216 0.396078 0.784314 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.225388
  Observed: 1.000000 0.462745 0.690196 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.663284
  Observed: 0.819608 0.447059 0.235294 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.264064
  Observed: 1.000000 0.686275 0.705882 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.663284
  Observed: 1.000000 0.764706 0.078431 0.760784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.264064
  Observed: 0.917647 0.494118 0.329412 0.215686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.064454
  Observed: 1.000000 0.686275 0.705882 0.647059
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.862894
  Observed: 0.819608 0.447059 0.235294 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.319776
  Observed: 1.000000 0.686275 0.705882 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.607572
  Observed: 0.211765 0.098039 0.196078 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.319776
  Observed: 0.627451 0.298039 0.588235 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.607572
  Observed: 0.000000 0.000000 0.000000 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.701961
  Observed: 1.000000 0.541176 0.062745 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.225388
  Observed: 0.294118 0.250980 0.721569 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.663284
  Observed: 0.945098 0.619608 0.800000 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.264064
  Observed: 0.839216 0.396078 0.784314 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.663284
  Observed: 1.000000 0.764706 0.862745 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.264064
  Observed: 0.627451 0.396078 0.000000 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.102257
  Observed: 1.000000 0.513726 0.141176 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.900697
  Observed: 0.756863 0.145098 0.847059 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.357579
  Observed: 1.000000 0.290196 0.121569 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.645375
  Observed: 0.545098 0.145098 0.062745 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.357579
  Observed: 0.756863 0.247059 0.258824 0.101961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.645375
  Observed: 1.000000 0.764706 0.078431 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.739763
  Observed: 0.000000 0.000000 0.000000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.263190
  Observed: 0.627451 0.396078 0.000000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.701087
  Observed: 0.294118 0.250980 0.721569 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.301867
  Observed: 0.670588 0.317647 0.627451 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.701087
  Observed: 0.168627 0.078431 0.156863 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.301867
  Observed: 0.670588 0.317647 0.627451 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.102257
  Observed: 0.756863 0.145098 0.847059 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.900697
  Observed: 0.819608 0.447059 0.235294 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.357579
  Observed: 1.000000 0.541176 0.847059 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.645375
  Observed: 1.000000 0.639216 0.611765 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.357579
  Observed: 0.839216 0.396078 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.645375
  Observed: 1.000000 0.666667 0.666667 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.739763
  Observed: 0.650980 0.368627 0.078431 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.263190
  Observed: 1.000000 0.666667 0.666667 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.701087
  Observed: 0.211765 0.098039 0.196078 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.301867
  Observed: 0.627451 0.298039 0.588235 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.701087
  Observed: 0.819608 0.447059 0.235294 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.301867
  Observed: 0.945098 0.619608 0.800000 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.102257
  Observed: 0.670588 0.317647 0.627451 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.900697
  Observed: 1.000000 0.639216 0.611765 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.357579
  Observed: 0.572549 0.270588 0.533333 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.645375
  Observed: 0.756863 0.247059 0.258824 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.357579
  Observed: 0.572549 0.270588 0.533333 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.645375
  Observed: 0.713726 0.223529 0.219608 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.739763
  Observed: 0.811765 0.270588 0.309804 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.263190
  Observed: 1.000000 0.290196 0.121569 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.301867
  Observed: 1.000000 0.415686 0.596078 0.376471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.701087
  Observed: 0.839216 0.396078 0.784314 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.301867
  Observed: 0.270588 0.301961 0.172549 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.102257
  Observed: 0.627451 0.298039 0.588235 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.900697
  Observed: 1.000000 0.443137 0.647059 0.760784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.357579
  Observed: 1.000000 0.541176 0.847059 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.645375
  Observed: 1.000000 0.462745 0.690196 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.357579
  Observed: 0.839216 0.396078 0.784314 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.739763
  Observed: 0.650980 0.368627 0.078431 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.263190
  Observed: 0.294118 0.250980 0.721569 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.701087
  Observed: 1.000000 0.666667 0.666667 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.301867
  Observed: 1.000000 0.686275 0.705882 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.701087
  Observed: 0.168627 0.078431 0.156863 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.301867
  Observed: 1.000000 0.290196 0.121569 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.102257
  Observed: 0.211765 0.000000 0.784314 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.900697
  Observed: 0.839216 0.396078 0.784314 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.357579
  Observed: 0.211765 0.000000 0.784314 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.645375
  Observed: 1.000000 0.290196 0.121569 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.357579
  Observed: 0.545098 0.145098 0.062745 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.645375
  Observed: 1.000000 0.462745 0.690196 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.739763
  Observed: 1.000000 0.686275 0.705882 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.263190
  Observed: 0.713726 0.223529 0.219608 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.701087
  Observed: 0.670588 0.317647 0.627451 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.301867
  Observed: 0.211765 0.000000 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.701087
  Observed: 0.839216 0.396078 0.784314 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.301867
  Observed: 0.945098 0.619608 0.800000 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.102257
  Observed: 0.945098 0.619608 0.800000 0.160784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.900697
  Observed: 1.000000 0.513726 0.141176 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.357579
  Observed: 0.756863 0.145098 0.847059 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.645375
  Observed: 1.000000 0.290196 0.121569 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.357579
  Observed: 0.819608 0.447059 0.235294 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.645375
  Observed: 0.811765 0.270588 0.309804 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.739763
  Observed: 0.650980 0.368627 0.078431 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.263190
  Observed: 0.294118 0.250980 0.721569 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.701087
  Observed: 0.839216 0.396078 0.784314 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.301867
  Observed: 1.000000 0.541176 0.062745 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.701087
  Observed: 0.372549 0.349020 0.266667 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.301867
  Observed: 1.000000 0.513726 0.141176 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.102257
  Observed: 1.000000 0.686275 0.705882 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.900697
  Observed: 0.839216 0.396078 0.784314 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.357579
  Observed: 0.627451 0.396078 0.000000 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.645375
  Observed: 0.168627 0.078431 0.156863 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.357579
  Observed: 0.678431 0.494118 0.552941 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.645375
  Observed: 0.945098 0.619608 0.800000 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.739763
  Observed: 1.000000 0.666667 0.666667 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.263190
  Observed: 1.000000 0.764706 0.862745 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.701087
  Observed: 0.733333 0.517647 0.603922 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.301867
  Observed: 0.678431 0.494118 0.552941 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.701087
  Observed: 0.756863 0.145098 0.847059 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.301867
  Observed: 0.105882 0.223529 0.015686 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.102257
  Observed: 0.545098 0.145098 0.062745 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.900697
  Observed: 0.756863 0.145098 0.847059 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.357579
  Observed: 0.313726 0.223529 0.800000 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.645375
  Observed: 0.396078 0.474510 0.741176 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.357579
  Observed: 1.000000 0.290196 0.121569 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.645375
  Observed: 0.670588 0.317647 0.627451 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.739763
  Observed: 1.000000 0.541176 0.062745 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.263190
  Observed: 0.811765 0.270588 0.309804 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.701087
  Observed: 1.000000 0.639216 0.611765 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.301867
  Observed: 1.000000 0.764706 0.862745 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.701087
  Observed: 0.211765 0.000000 0.784314 0.478431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.301867
  Observed: 0.545098 0.145098 0.062745 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.102257
  Observed: 0.713726 0.223529 0.219608 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.900697
  Observed: 0.294118 0.250980 0.721569 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.357579
  Observed: 0.572549 0.270588 0.533333 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.645375
  Observed: 0.670588 0.317647 0.627451 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.357579
  Observed: 1.000000 0.686275 0.705882 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.645375
  Observed: 0.713726 0.223529 0.219608 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.739763
  Observed: 0.266667 0.125490 0.250980 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.263190
  Observed: 0.670588 0.317647 0.627451 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.701087
  Observed: 1.000000 0.686275 0.705882 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.301867
  Observed: 0.756863 0.247059 0.258824 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.701087
  Observed: 1.000000 0.541176 0.062745 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.301867
  Observed: 0.839216 0.396078 0.784314 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.102257
  Observed: 0.266667 0.125490 0.250980 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.900697
  Observed: 1.000000 0.415686 0.596078 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.357579
  Observed: 1.000000 0.686275 0.705882 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.645375
  Observed: 0.627451 0.396078 0.000000 0.215686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.357579
  Observed: 0.627451 0.396078 0.000000 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.645375
  Observed: 0.168627 0.078431 0.156863 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.739763
  Observed: 0.819608 0.447059 0.235294 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.263190
  Observed: 1.000000 0.639216 0.611765 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.301867
  Observed: 0.211765 0.000000 0.784314 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.701087
  Observed: 1.000000 0.443137 0.647059 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.301867
  Observed: 1.000000 0.764706 0.078431 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.102257
  Observed: 0.862745 0.466667 0.274510 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.900697
  Observed: 0.713726 0.223529 0.219608 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.357579
  Observed: 0.670588 0.317647 0.627451 0.376471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.645375
  Observed: 0.670588 0.317647 0.627451 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.357579
  Observed: 0.650980 0.368627 0.078431 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.645375
  Observed: 1.000000 0.639216 0.611765 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.739763
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.263190
  Observed: 0.572549 0.270588 0.533333 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.701087
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.301867
  Observed: 0.313726 0.321569 0.215686 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.701087
  Observed: 0.917647 0.494118 0.329412 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.301867
  Observed: 0.862745 0.466667 0.274510 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.102257
  Observed: 0.211765 0.000000 0.784314 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.900697
  Observed: 0.819608 0.447059 0.235294 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.357579
  Observed: 0.545098 0.145098 0.062745 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.645375
  Observed: 0.545098 0.145098 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.357579
  Observed: 1.000000 0.443137 0.647059 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.645375
  Observed: 1.000000 0.764706 0.862745 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.739763
  Observed: 0.650980 0.368627 0.078431 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.263190
  Observed: 0.862745 0.368627 0.862745 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.701087
  Observed: 0.000000 0.000000 0.000000 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.301867
  Observed: 0.313726 0.223529 0.800000 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.701087
  Observed: 0.313726 0.223529 0.800000 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.301867
  Observed: 1.000000 0.666667 0.666667 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.217519
  Observed: 0.211765 0.000000 0.784314 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 1.000000
  Observed: 0.839216 0.396078 0.784314 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.472842
  Observed: 1.000000 0.639216 0.611765 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.760637
  Observed: 0.733333 0.517647 0.603922 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.472842
  Observed: 0.650980 0.368627 0.078431 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.760637
  Observed: 0.168627 0.078431 0.156863 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.855026
  Observed: 0.000000 0.000000 0.000000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.378453
  Observed: 0.627451 0.396078 0.000000 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.816349
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.417129
  Observed: 0.862745 0.368627 0.862745 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.816349
  Observed: 1.000000 0.764706 0.862745 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.417129
  Observed: 0.168627 0.078431 0.156863 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.217519
  Observed: 0.945098 0.619608 0.800000 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 1.000000
  Observed: 0.756863 0.145098 0.847059 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.472842
  Observed: 0.211765 0.098039 0.196078 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.760637
  Observed: 1.000000 0.639216 0.611765 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.472842
  Observed: 0.945098 0.619608 0.800000 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.760637
  Observed: 0.756863 0.247059 0.258824 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.855026
  Observed: 1.000000 0.462745 0.690196 0.376471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.378453
  Observed: 0.105882 0.223529 0.015686 0.160784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.816349
  Observed: 0.917647 0.494118 0.329412 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.417129
  Observed: 0.396078 0.474510 0.741176 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.816349
  Observed: 1.000000 0.639216 0.611765 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.417129
  Observed: 1.000000 0.443137 0.647059 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.217519
  Observed: 0.862745 0.466667 0.274510 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 1.000000
  Observed: 0.917647 0.494118 0.329412 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.472842
  Observed: 0.650980 0.368627 0.078431 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.760637
  Observed: 0.313726 0.321569 0.215686 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.472842
  Observed: 0.819608 0.447059 0.235294 0.760784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.760637
  Observed: 1.000000 0.443137 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.855026
  Observed: 0.396078 0.474510 0.741176 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.378453
  Observed: 0.650980 0.368627 0.078431 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.816349
  Observed: 1.000000 0.443137 0.647059 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.417129
  Observed: 0.545098 0.145098 0.062745 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.816349
  Observed: 1.000000 0.541176 0.062745 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.417129
  Observed: 1.000000 0.462745 0.690196 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.217519
  Observed: 0.545098 0.145098 0.062745 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 1.000000
  Observed: 0.627451 0.396078 0.000000 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.472842
  Observed: 1.000000 0.290196 0.121569 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.760637
  Observed: 0.945098 0.619608 0.800000 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.472842
  Observed: 0.545098 0.145098 0.062745 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.760637
  Observed: 0.650980 0.368627 0.078431 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.855026
  Observed: 1.000000 0.764706 0.862745 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.378453
  Observed: 1.000000 0.415686 0.596078 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.816349
  Observed: 0.756863 0.145098 0.847059 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.417129
  Observed: 0.945098 0.619608 0.800000 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.816349
  Observed: 0.945098 0.619608 0.800000 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.417129
  Observed: 0.917647 0.494118 0.329412 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.217519
  Observed: 1.000000 0.764706 0.078431 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 1.000000
  Observed: 1.000000 0.415686 0.596078 0.215686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.472842
  Observed: 0.713726 0.223529 0.219608 0.647059
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.760637
  Observed: 0.776471 0.541176 0.643137 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.472842
  Observed: 0.945098 0.619608 0.800000 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.760637
  Observed: 0.811765 0.270588 0.309804 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.855026
  Observed: 0.733333 0.619608 0.015686 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.378453
  Observed: 0.733333 0.517647 0.603922 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.816349
  Observed: 0.211765 0.000000 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.417129
  Observed: 0.396078 0.474510 0.741176 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.816349
  Observed: 1.000000 0.764706 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.417129
  Observed: 0.627451 0.396078 0.000000 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.217519
  Observed: 0.294118 0.250980 0.721569 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 1.000000
  Observed: 0.839216 0.396078 0.784314 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.472842
  Observed: 0.313726 0.321569 0.215686 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.760637
  Observed: 1.000000 0.462745 0.690196 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.472842
  Observed: 1.000000 0.541176 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.760637
  Observed: 0.839216 0.396078 0.784314 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.855026
  Observed: 0.105882 0.223529 0.015686 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.378453
  Observed: 1.000000 0.290196 0.121569 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.816349
  Observed: 0.545098 0.145098 0.062745 0.478431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.417129
  Observed: 0.372549 0.349020 0.266667 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.816349
  Observed: 0.862745 0.466667 0.274510 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.417129
  Observed: 1.000000 0.639216 0.611765 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.217519
  Observed: 1.000000 0.541176 0.062745 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 1.000000
  Observed: 0.678431 0.494118 0.552941 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.472842
  Observed: 0.168627 0.078431 0.156863 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.760637
  Observed: 0.713726 0.223529 0.219608 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.472842
  Observed: 0.266667 0.125490 0.250980 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.760637
  Observed: 1.000000 0.462745 0.690196 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.417129
  Observed: 0.733333 0.517647 0.603922 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.816349
  Observed: 0.945098 0.619608 0.800000 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.417129
  Observed: 0.945098 0.619608 0.800000 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.217519
  Observed: 0.862745 0.466667 0.274510 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 1.000000
  Observed: 0.733333 0.517647 0.603922 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.472842
  Observed: 0.839216 0.396078 0.784314 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.472842
  Observed: 0.270588 0.301961 0.172549 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.760637
  Observed: 0.270588 0.301961 0.172549 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.855026
  Observed: 0.313726 0.321569 0.215686 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.378453
  Observed: 0.713726 0.223529 0.219608 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.816349
  Observed: 1.000000 0.764706 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.417129
  Observed: 0.678431 0.494118 0.552941 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.417129
  Observed: 0.650980 0.368627 0.078431 0.160784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.217519
  Observed: 1.000000 0.443137 0.647059 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 1.000000
  Observed: 1.000000 0.462745 0.690196 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.472842
  Observed: 0.733333 0.517647 0.603922 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.472842
  Observed: 0.396078 0.474510 0.741176 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.760637
  Observed: 0.776471 0.541176 0.643137 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.855026
  Observed: 0.270588 0.301961 0.172549 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.378453
  Observed: 0.270588 0.301961 0.172549 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.816349
  Observed: 0.733333 0.517647 0.603922 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.417129
  Observed: 1.000000 0.415686 0.596078 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.417129
  Observed: 0.313726 0.321569 0.215686 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.217519
  Observed: 0.396078 0.474510 0.741176 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 1.000000
  Observed: 0.678431 0.494118 0.552941 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.472842
  Observed: 1.000000 0.541176 0.062745 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.760637
  Observed: 0.372549 0.349020 0.266667 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.760637
  Observed: 1.000000 0.764706 0.862745 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.855026
  Observed: 0.105882 0.223529 0.015686 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.378453
  Observed: 0.372549 0.349020 0.266667 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.816349
  Observed: 0.678431 0.494118 0.552941 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.417129
  Observed: 0.733333 0.619608 0.015686 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.472842
  Observed: 0.756863 0.247059 0.258824 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.760637
  Observed: 1.000000 0.290196 0.121569 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.855026
  Observed: 1.000000 0.639216 0.611765 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.378453
  Observed: 0.670588 0.317647 0.627451 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.816349
  Observed: 0.733333 0.517647 0.603922 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.417129
  Observed: 0.313726 0.321569 0.215686 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.217519
  Observed: 0.819608 0.447059 0.235294 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.472842
  Observed: 1.000000 0.513726 0.141176 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.760637
  Observed: 0.862745 0.368627 0.862745 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.378453
  Observed: 0.945098 0.619608 0.800000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.816349
  Observed: 0.756863 0.145098 0.847059 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.417129
  Observed: 0.270588 0.301961 0.172549 0.160784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.816349
  Observed: 0.776471 0.541176 0.643137 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.417129
  Observed: 0.270588 0.301961 0.172549 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.255322
  Observed: 0.862745 0.368627 0.862745 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.510644
  Observed: 0.756863 0.145098 0.847059 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.510644
  Observed: 0.776471 0.541176 0.643137 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.798440
  Observed: 0.862745 0.368627 0.862745 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.892829
  Observed: 0.733333 0.619608 0.015686 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.854152
  Observed: 0.945098 0.619608 0.800000 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.854152
  Observed: 0.945098 0.619608 0.800000 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.678774
  Observed: 1.000000 0.666667 0.666667 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.279554
  Observed: 0.670588 0.317647 0.627451 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.678774
  Observed: 0.627451 0.396078 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.279554
  Observed: 0.313726 0.223529 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.079944
  Observed: 1.000000 0.541176 0.847059 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.878384
  Observed: 0.670588 0.317647 0.627451 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.335266
  Observed: 0.733333 0.619608 0.015686 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.623062
  Observed: 0.545098 0.145098 0.062745 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.335266
  Observed: 0.396078 0.474510 0.741176 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.623062
  Observed: 0.811765 0.270588 0.309804 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.717451
  Observed: 0.945098 0.619608 0.800000 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.240878
  Observed: 1.000000 0.686275 0.705882 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.678774
  Observed: 0.211765 0.098039 0.196078 0.901961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.279554
  Observed: 0.000000 0.000000 0.000000 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.678774
  Observed: 0.627451 0.396078 0.000000 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.279554
  Observed: 1.000000 0.443137 0.647059 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.079944
  Observed: 0.266667 0.125490 0.250980 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.878384
  Observed: 0.839216 0.396078 0.784314 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.335266
  Observed: 1.000000 0.541176 0.847059 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.623062
  Observed: 0.862745 0.368627 0.862745 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.335266
  Observed: 0.168627 0.078431 0.156863 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.623062
  Observed: 0.713726 0.223529 0.219608 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.717451
  Observed: 0.839216 0.396078 0.784314 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.240878
  Observed: 0.211765 0.000000 0.784314 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.678774
  Observed: 1.000000 0.290196 0.121569 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.279554
  Observed: 0.627451 0.396078 0.000000 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.678774
  Observed: 1.000000 0.541176 0.062745 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.279554
  Observed: 0.572549 0.270588 0.533333 0.215686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.239832
  Observed: 0.572549 0.270588 0.533333 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 1.000000
  Observed: 0.756863 0.145098 0.847059 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.495154
  Observed: 0.627451 0.396078 0.000000 0.760784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.782950
  Observed: 0.545098 0.145098 0.062745 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.495154
  Observed: 0.811765 0.270588 0.309804 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.782950
  Observed: 0.811765 0.270588 0.309804 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.877339
  Observed: 0.211765 0.000000 0.784314 0.760784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.400766
  Observed: 0.627451 0.396078 0.000000 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.838662
  Observed: 1.000000 0.541176 0.062745 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.439442
  Observed: 0.294118 0.250980 0.721569 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.838662
  Observed: 0.670588 0.317647 0.627451 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.439442
  Observed: 0.545098 0.145098 0.062745 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.239832
  Observed: 0.650980 0.368627 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 1.000000
  Observed: 0.862745 0.466667 0.274510 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.495154
  Observed: 1.000000 0.639216 0.611765 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.782950
  Observed: 0.168627 0.078431 0.156863 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.495154
  Observed: 0.862745 0.368627 0.862745 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.782950
  Observed: 0.211765 0.098039 0.196078 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.877339
  Observed: 1.000000 0.666667 0.666667 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.400766
  Observed: 0.396078 0.474510 0.741176 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.838662
  Observed: 0.211765 0.000000 0.784314 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.439442
  Observed: 0.862745 0.466667 0.274510 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.838662
  Observed: 0.627451 0.298039 0.588235 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.439442
  Observed: 0.168627 0.078431 0.156863 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.239832
  Observed: 0.811765 0.270588 0.309804 0.478431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 1.000000
  Observed: 1.000000 0.415686 0.596078 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.495154
  Observed: 0.627451 0.298039 0.588235 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.782950
  Observed: 0.650980 0.368627 0.078431 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.495154
  Observed: 0.945098 0.619608 0.800000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.782950
  Observed: 0.862745 0.466667 0.274510 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.877339
  Observed: 1.000000 0.764706 0.862745 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.400766
  Observed: 1.000000 0.686275 0.705882 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.838662
  Observed: 1.000000 0.666667 0.666667 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.439442
  Observed: 0.776471 0.541176 0.643137 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.838662
  Observed: 1.000000 0.290196 0.121569 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.439442
  Observed: 1.000000 0.639216 0.611765 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.239832
  Observed: 0.678431 0.494118 0.552941 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.495154
  Observed: 0.627451 0.396078 0.000000 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.782950
  Observed: 0.839216 0.396078 0.784314 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.495154
  Observed: 0.572549 0.270588 0.533333 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.782950
  Observed: 0.627451 0.298039 0.588235 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.877339
  Observed: 0.211765 0.098039 0.196078 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.400766
  Observed: 0.945098 0.619608 0.800000 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.838662
  Observed: 1.000000 0.764706 0.862745 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.439442
  Observed: 1.000000 0.764706 0.078431 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.838662
  Observed: 0.000000 0.000000 0.000000 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.439442
  Observed: 0.545098 0.145098 0.062745 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.239832
  Observed: 1.000000 0.764706 0.862745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 1.000000
  Observed: 0.294118 0.250980 0.721569 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.495154
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.782950
  Observed: 0.572549 0.270588 0.533333 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.495154
  Observed: 0.862745 0.466667 0.274510 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.782950
  Observed: 1.000000 0.639216 0.611765 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.877339
  Observed: 0.572549 0.270588 0.533333 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.400766
  Observed: 0.627451 0.298039 0.588235 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.838662
  Observed: 0.105882 0.223529 0.015686 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.439442
  Observed: 0.627451 0.298039 0.588235 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.838662
  Observed: 0.650980 0.368627 0.078431 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.439442
  Observed: 0.266667 0.125490 0.250980 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.239832
  Observed: 0.945098 0.619608 0.800000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 1.000000
  Observed: 0.839216 0.396078 0.784314 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.495154
  Observed: 1.000000 0.764706 0.862745 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.782950
  Observed: 0.627451 0.396078 0.000000 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.495154
  Observed: 0.294118 0.250980 0.721569 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.782950
  Observed: 1.000000 0.639216 0.611765 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.877339
  Observed: 1.000000 0.666667 0.666667 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.400766
  Observed: 0.545098 0.145098 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.838662
  Observed: 0.572549 0.270588 0.533333 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.439442
  Observed: 0.839216 0.396078 0.784314 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.838662
  Observed: 0.372549 0.349020 0.266667 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.439442
  Observed: 0.733333 0.619608 0.015686 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.239832
  Observed: 0.776471 0.541176 0.643137 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 1.000000
  Observed: 0.313726 0.223529 0.800000 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.495154
  Observed: 0.313726 0.223529 0.800000 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.782950
  Observed: 1.000000 0.764706 0.862745 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.495154
  Observed: 0.313726 0.321569 0.215686 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.782950
  Observed: 0.819608 0.447059 0.235294 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.877339
  Observed: 0.211765 0.098039 0.196078 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.400766
  Observed: 1.000000 0.639216 0.611765 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.838662
  Observed: 0.678431 0.494118 0.552941 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.439442
  Observed: 0.776471 0.541176 0.643137 0.600000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.838662
  Observed: 0.678431 0.494118 0.552941 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.439442
  Observed: 0.756863 0.247059 0.258824 0.101961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.239832
  Observed: 0.266667 0.125490 0.250980 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 1.000000
  Observed: 0.372549 0.349020 0.266667 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.495154
  Observed: 0.733333 0.517647 0.603922 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.782950
  Observed: 0.000000 0.000000 0.000000 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.495154
  Observed: 0.572549 0.270588 0.533333 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.782950
  Observed: 0.733333 0.619608 0.015686 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.877339
  Observed: 0.733333 0.517647 0.603922 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.400766
  Observed: 0.270588 0.301961 0.172549 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.838662
  Observed: 0.733333 0.619608 0.015686 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.439442
  Observed: 0.678431 0.494118 0.552941 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.838662
  Observed: 0.756863 0.145098 0.847059 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.439442
  Observed: 0.545098 0.145098 0.062745 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.239832
  Observed: 1.000000 0.462745 0.690196 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 1.000000
  Observed: 0.627451 0.396078 0.000000 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.495154
  Observed: 0.396078 0.474510 0.741176 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.782950
  Observed: 0.313726 0.223529 0.800000 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.495154
  Observed: 0.776471 0.541176 0.643137 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.782950
  Observed: 0.819608 0.447059 0.235294 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.877339
  Observed: 0.670588 0.317647 0.627451 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.400766
  Observed: 1.000000 0.764706 0.078431 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.838662
  Observed: 0.270588 0.301961 0.172549 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.439442
  Observed: 0.776471 0.541176 0.643137 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.838662
  Observed: 0.678431 0.494118 0.552941 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.439442
  Observed: 0.650980 0.368627 0.078431 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.239832
  Observed: 0.733333 0.517647 0.603922 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 1.000000
  Observed: 0.270588 0.301961 0.172549 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.495154
  Observed: 0.396078 0.474510 0.741176 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.782950
  Observed: 0.168627 0.078431 0.156863 0.160784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.495154
  Observed: 0.313726 0.223529 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.782950
  Observed: 0.776471 0.541176 0.643137 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.877339
  Observed: 0.945098 0.619608 0.800000 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.400766
  Observed: 0.733333 0.517647 0.603922 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.838662
  Observed: 0.270588 0.301961 0.172549 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.439442
  Observed: 0.733333 0.517647 0.603922 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.838662
  Observed: 0.839216 0.396078 0.784314 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.439442
  Observed: 0.839216 0.396078 0.784314 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.239832
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 1.000000
  Observed: 1.000000 0.666667 0.666667 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.495154
  Observed: 0.211765 0.000000 0.784314 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.782950
  Observed: 0.396078 0.474510 0.741176 0.647059
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.495154
  Observed: 0.572549 0.270588 0.533333 0.301961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.782950
  Observed: 1.000000 0.686275 0.705882 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.877339
  Observed: 0.678431 0.494118 0.552941 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.400766
  Observed: 0.313726 0.223529 0.800000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.838662
  Observed: 0.105882 0.223529 0.015686 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.439442
  Observed: 0.372549 0.349020 0.266667 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.838662
  Observed: 0.678431 0.494118 0.552941 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.439442
  Observed: 1.000000 0.513726 0.141176 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.239832
  Observed: 0.650980 0.368627 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 1.000000
  Observed: 0.211765 0.000000 0.784314 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.495154
  Observed: 0.776471 0.541176 0.643137 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.782950
  Observed: 1.000000 0.686275 0.705882 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.495154
  Observed: 0.945098 0.619608 0.800000 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.782950
  Observed: 0.627451 0.396078 0.000000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.877339
  Observed: 0.776471 0.541176 0.643137 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.400766
  Observed: 0.396078 0.474510 0.741176 0.478431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.838662
  Observed: 0.776471 0.541176 0.643137 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.439442
  Observed: 0.678431 0.494118 0.552941 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.838662
  Observed: 0.678431 0.494118 0.552941 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.439442
  Observed: 0.000000 0.000000 0.000000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.079944
  Observed: 0.372549 0.349020 0.266667 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.878384
  Observed: 0.839216 0.396078 0.784314 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.335266
  Observed: 0.266667 0.125490 0.250980 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.623062
  Observed: 0.650980 0.368627 0.078431 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.335266
  Observed: 0.819608 0.447059 0.235294 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.623062
  Observed: 0.839216 0.396078 0.784314 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.717451
  Observed: 0.945098 0.619608 0.800000 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.240878
  Observed: 0.313726 0.223529 0.800000 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.678774
  Observed: 0.211765 0.000000 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.279554
  Observed: 1.000000 0.666667 0.666667 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.678774
  Observed: 0.819608 0.447059 0.235294 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.279554
  Observed: 0.733333 0.619608 0.015686 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.079944
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.878384
  Observed: 0.733333 0.517647 0.603922 0.760784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.335266
  Observed: 0.270588 0.301961 0.172549 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.623062
  Observed: 0.678431 0.494118 0.552941 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.335266
  Observed: 0.168627 0.078431 0.156863 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.717451
  Observed: 0.776471 0.541176 0.643137 0.376471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.240878
  Observed: 0.266667 0.125490 0.250980 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.678774
  Observed: 0.733333 0.517647 0.603922 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.279554
  Observed: 0.313726 0.223529 0.800000 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.678774
  Observed: 0.776471 0.541176 0.643137 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.944180 0.617254 0.800110 0.279554
  Observed: 0.733333 0.619608 0.015686 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.079944
  Observed: 0.168627 0.078431 0.156863 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.878384
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.335266
  Observed: 0.572549 0.270588 0.533333 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.623062
  Observed: 1.000000 0.415686 0.596078 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.335266
  Observed: 0.294118 0.250980 0.721569 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.623062
  Observed: 1.000000 0.764706 0.078431 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.717451
  Observed: 1.000000 0.666667 0.666667 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.240878
  Observed: 0.862745 0.466667 0.274510 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.678774
  Observed: 0.945098 0.619608 0.800000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.279554
  Observed: 0.917647 0.494118 0.329412 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.678774
  Observed: 0.211765 0.098039 0.196078 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.650716 0.368006 0.078427 0.279554
  Observed: 1.000000 0.639216 0.611765 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.079944
  Observed: 1.000000 0.639216 0.611765 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.335266
  Observed: 0.945098 0.619608 0.800000 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.623062
  Observed: 1.000000 0.513726 0.141176 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.335266
  Observed: 0.733333 0.517647 0.603922 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.623062
  Observed: 0.396078 0.474510 0.741176 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.717451
  Observed: 0.811765 0.270588 0.309804 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.240878
  Observed: 0.396078 0.474510 0.741176 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.678774
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.279554
  Observed: 0.776471 0.541176 0.643137 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.678774
  Observed: 0.819608 0.447059 0.235294 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.279554
  Observed: 0.650980 0.368627 0.078431 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.079944
  Observed: 0.756863 0.247059 0.258824 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.878384
  Observed: 0.270588 0.301961 0.172549 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.335266
  Observed: 0.294118 0.250980 0.721569 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.623062
  Observed: 1.000000 0.764706 0.862745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.335266
  Observed: 0.396078 0.474510 0.741176 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.717451
  Observed: 0.396078 0.474510 0.741176 0.572549
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.240878
  Observed: 0.945098 0.619608 0.800000 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.678774
  Observed: 1.000000 0.639216 0.611765 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.279554
  Observed: 0.650980 0.368627 0.078431 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.678774
  Observed: 1.000000 0.443137 0.647059 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372664 0.348985 0.267427 0.279554
  Observed: 1.000000 0.415686 0.596078 0.215686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.079944
  Observed: 0.270588 0.301961 0.172549 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.878384
  Observed: 0.270588 0.301961 0.172549 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.335266
  Observed: 1.000000 0.666667 0.666667 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.623062
  Observed: 0.266667 0.125490 0.250980 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.335266
  Observed: 0.313726 0.321569 0.215686 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.623062
  Observed: 0.862745 0.466667 0.274510 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.717451
  Observed: 0.733333 0.619608 0.015686 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.240878
  Observed: 0.776471 0.541176 0.643137 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.279554
  Observed: 0.733333 0.517647 0.603922 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.675508 0.491140 0.549694 0.678774
  Observed: 0.713726 0.223529 0.219608 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.079944
  Observed: 0.105882 0.223529 0.015686 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.878384
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.335266
  Observed: 0.650980 0.368627 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.623062
  Observed: 0.211765 0.098039 0.196078 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.335266
  Observed: 0.168627 0.078431 0.156863 0.647059
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.623062
  Observed: 0.776471 0.541176 0.643137 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.717451
  Observed: 0.733333 0.619608 0.015686 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.240878
  Observed: 0.313726 0.223529 0.800000 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.678774
  Observed: 0.733333 0.619608 0.015686 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.279554
  Observed: 0.105882 0.223529 0.015686 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.678774
  Observed: 1.000000 0.290196 0.121569 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.279554
  Observed: 0.105882 0.223529 0.015686 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.079944
  Observed: 0.105882 0.223529 0.015686 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.878384
  Observed: 0.650980 0.368627 0.078431 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.335266
  Observed: 0.839216 0.396078 0.784314 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.623062
  Observed: 0.396078 0.474510 0.741176 0.894118
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.623062
  Observed: 0.819608 0.447059 0.235294 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.717451
  Observed: 0.811765 0.270588 0.309804 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.240878
  Observed: 1.000000 0.541176 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.678774
  Observed: 0.650980 0.368627 0.078431 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.279554
  Observed: 1.000000 0.639216 0.611765 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.678774
  Observed: 0.294118 0.250980 0.721569 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.273341 0.302363 0.174852 0.279554
  Observed: 0.733333 0.619608 0.015686 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.878384
  Observed: 0.670588 0.317647 0.627451 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.623062
  Observed: 0.105882 0.223529 0.015686 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.335266
  Observed: 0.945098 0.619608 0.800000 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.623062
  Observed: 0.733333 0.517647 0.603922 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.717451
  Observed: 0.678431 0.494118 0.552941 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.678774
  Observed: 0.313726 0.321569 0.215686 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.279554
  Observed: 0.650980 0.368627 0.078431 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.222871 0.800110 0.678774
  Observed: 0.650980 0.368627 0.078431 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.079944
  Observed: 0.372549 0.349020 0.266667 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.878384
  Observed: 0.776471 0.541176 0.643137 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.335266
  Observed: 0.678431 0.494118 0.552941 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.623062
  Observed: 0.678431 0.494118 0.552941 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.335266
  Observed: 0.733333 0.517647 0.603922 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.623062
  Observed: 0.678431 0.494118 0.552941 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.717451
  Observed: 0.945098 0.619608 0.800000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.240878
  Observed: 0.396078 0.474510 0.741176 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.678774
  Observed: 0.372549 0.349020 0.266667 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.279554
  Observed: 0.396078 0.474510 0.741176 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.678774
  Observed: 0.105882 0.223529 0.015686 0.917647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.279554
  Observed: 0.733333 0.517647 0.603922 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.079944
  Observed: 0.270588 0.301961 0.172549 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.878384
  Observed: 0.811765 0.270588 0.309804 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.335266
  Observed: 0.396078 0.474510 0.741176 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.623062
  Observed: 0.313726 0.321569 0.215686 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.335266
  Observed: 0.270588 0.301961 0.172549 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.623062
  Observed: 0.650980 0.368627 0.078431 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.240878
  Observed: 1.000000 0.415686 0.596078 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.678774
  Observed: 0.733333 0.619608 0.015686 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.279554
  Observed: 0.396078 0.474510 0.741176 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.678774
  Observed: 1.000000 0.764706 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.518658 0.604335 0.279554
  Observed: 0.372549 0.349020 0.266667 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.079944
  Observed: 0.733333 0.517647 0.603922 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.878384
  Observed: 0.270588 0.301961 0.172549 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.335266
  Observed: 0.313726 0.321569 0.215686 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.623062
  Observed: 0.313726 0.223529 0.800000 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.623062
  Observed: 0.945098 0.619608 0.800000 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.717451
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.240878
  Observed: 0.650980 0.368627 0.078431 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.279554
  Observed: 0.678431 0.494118 0.552941 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.314039 0.321467 0.212786 0.678774
  Observed: 0.313726 0.223529 0.800000 0.956863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.000000
  Observed: 0.733333 0.517647 0.603922 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.798440
  Observed: 0.733333 0.517647 0.603922 0.215686
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.255322
  Observed: 0.756863 0.145098 0.847059 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.543118
  Observed: 0.678431 0.494118 0.552941 0.835294
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.199610
  Observed: 0.396078 0.474510 0.741176 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.598830
  Observed: 0.396078 0.474510 0.741176 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.199610
  Observed: 0.105882 0.223529 0.015686 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.255322
  Observed: 0.839216 0.396078 0.784314 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.543118
  Observed: 0.733333 0.619608 0.015686 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.255322
  Observed: 0.733333 0.517647 0.603922 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.543118
  Observed: 0.776471 0.541176 0.643137 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.637506
  Observed: 0.733333 0.517647 0.603922 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.598830
  Observed: 0.733333 0.619608 0.015686 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.199610
  Observed: 0.270588 0.301961 0.172549 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.160934
  Observed: 0.917647 0.494118 0.329412 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.900697
  Observed: 0.266667 0.125490 0.250980 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.357579
  Observed: 0.474510 0.243137 0.274510 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.645375
  Observed: 0.168627 0.078431 0.156863 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.357579
  Observed: 1.000000 0.290196 0.121569 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.645375
  Observed: 0.756863 0.145098 0.847059 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.739763
  Observed: 0.627451 0.396078 0.000000 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.263190
  Observed: 0.713726 0.223529 0.219608 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.701087
  Observed: 0.266667 0.125490 0.250980 0.000000
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.301867
  Observed: 0.776471 0.541176 0.643137 0.078431
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.701087
  Observed: 0.839216 0.396078 0.784314 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.301867
  Observed: 0.572549 0.270588 0.533333 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.217519
  Observed: 0.372549 0.349020 0.266667 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 1.000000
  Observed: 0.294118 0.250980 0.721569 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.472842
  Observed: 0.545098 0.145098 0.062745 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.760637
  Observed: 0.819608 0.447059 0.235294 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.472842
  Observed: 0.862745 0.466667 0.274510 0.470588
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.760637
  Observed: 0.627451 0.396078 0.000000 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.855026
  Observed: 1.000000 0.639216 0.611765 0.741176
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.378453
  Observed: 0.839216 0.396078 0.784314 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.816349
  Observed: 0.313726 0.223529 0.800000 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.417129
  Observed: 0.839216 0.396078 0.784314 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.816349
  Observed: 1.000000 0.462745 0.690196 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.417129
  Observed: 0.266667 0.125490 0.250980 0.478431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.217519
  Observed: 1.000000 0.666667 0.666667 0.815686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 1.000000
  Observed: 1.000000 0.415686 0.596078 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.472842
  Observed: 1.000000 0.443137 0.647059 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.760637
  Observed: 0.945098 0.619608 0.800000 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.472842
  Observed: 1.000000 0.639216 0.611765 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.760637
  Observed: 0.819608 0.447059 0.235294 0.215686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.855026
  Observed: 0.819608 0.447059 0.235294 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.378453
  Observed: 0.678431 0.494118 0.552941 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.816349
  Observed: 0.862745 0.466667 0.274510 0.760784
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.417129
  Observed: 0.917647 0.494118 0.329412 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.816349
  Observed: 0.862745 0.368627 0.862745 0.647059
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.417129
  Observed: 0.396078 0.474510 0.741176 0.478431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.217519
  Observed: 0.474510 0.243137 0.274510 0.741176
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 1.000000
  Observed: 0.313726 0.223529 0.800000 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.472842
  Observed: 1.000000 0.764706 0.078431 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.760637
  Observed: 0.650980 0.368627 0.078431 0.478431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.472842
  Observed: 1.000000 0.764706 0.862745 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.760637
  Observed: 1.000000 0.666667 0.666667 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.855026
  Observed: 0.000000 0.000000 0.000000 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.378453
  Observed: 0.713726 0.223529 0.219608 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.816349
  Observed: 0.945098 0.619608 0.800000 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.417129
  Observed: 0.839216 0.396078 0.784314 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.816349
  Observed: 1.000000 0.639216 0.611765 0.627451
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.417129
  Observed: 0.819608 0.447059 0.235294 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.217519
  Observed: 1.000000 0.513726 0.807843 0.101961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 1.000000
  Observed: 0.756863 0.247059 0.258824 0.815686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.472842
  Observed: 1.000000 0.686275 0.705882 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.760637
  Observed: 0.627451 0.298039 0.588235 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.472842
  Observed: 1.000000 0.764706 0.078431 0.282353
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.760637
  Observed: 0.572549 0.270588 0.533333 0.490196
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.855026
  Observed: 0.862745 0.368627 0.862745 0.282353
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.378453
  Observed: 1.000000 0.415686 0.596078 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.816349
  Observed: 0.211765 0.098039 0.196078 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.417129
  Observed: 1.000000 0.443137 0.647059 0.490196
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.816349
  Observed: 0.839216 0.396078 0.784314 0.760784
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.417129
  Observed: 0.211765 0.000000 0.784314 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.217519
  Observed: 0.670588 0.317647 0.627451 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 1.000000
  Observed: 1.000000 0.462745 0.690196 0.215686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.472842
  Observed: 1.000000 0.290196 0.121569 0.760784
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.760637
  Observed: 0.545098 0.145098 0.062745 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.472842
  Observed: 0.572549 0.270588 0.533333 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.760637
  Observed: 1.000000 0.541176 0.847059 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.855026
  Observed: 1.000000 0.443137 0.647059 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.378453
  Observed: 0.862745 0.466667 0.274510 0.490196
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.816349
  Observed: 0.270588 0.301961 0.172549 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.417129
  Observed: 0.627451 0.298039 0.588235 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.816349
  Observed: 0.650980 0.368627 0.078431 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.417129
  Observed: 0.313726 0.223529 0.800000 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.217519
  Observed: 0.650980 0.368627 0.078431 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 1.000000
  Observed: 1.000000 0.686275 0.705882 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.472842
  Observed: 0.811765 0.270588 0.309804 0.627451
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.760637
  Observed: 0.839216 0.396078 0.784314 0.215686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.472842
  Observed: 0.819608 0.447059 0.235294 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.760637
  Observed: 0.372549 0.349020 0.266667 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.855026
  Observed: 0.168627 0.078431 0.156863 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.378453
  Observed: 0.862745 0.466667 0.274510 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.816349
  Observed: 0.270588 0.301961 0.172549 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.417129
  Observed: 0.839216 0.396078 0.784314 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.816349
  Observed: 0.627451 0.298039 0.588235 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.417129
  Observed: 1.000000 0.666667 0.666667 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.217519
  Observed: 0.776471 0.541176 0.643137 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 1.000000
  Observed: 0.572549 0.270588 0.533333 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.472842
  Observed: 0.839216 0.396078 0.784314 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.760637
  Observed: 0.650980 0.368627 0.078431 0.282353
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.472842
  Observed: 0.862745 0.368627 0.862745 0.282353
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.760637
  Observed: 0.839216 0.396078 0.784314 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.855026
  Observed: 0.839216 0.396078 0.784314 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.378453
  Observed: 1.000000 0.666667 0.666667 0.282353
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.816349
  Observed: 0.733333 0.517647 0.603922 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.417129
  Observed: 0.627451 0.396078 0.000000 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.816349
  Observed: 0.878431 0.435294 0.650980 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.417129
  Observed: 0.862745 0.466667 0.274510 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.217519
  Observed: 1.000000 0.513726 0.807843 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 1.000000
  Observed: 0.835294 0.513726 0.023529 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.472842
  Observed: 0.835294 0.415686 0.611765 0.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.760637
  Observed: 1.000000 0.513726 0.807843 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.472842
  Observed: 0.733333 0.517647 0.603922 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.760637
  Observed: 1.000000 0.639216 0.611765 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.855026
  Observed: 1.000000 0.541176 0.847059 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.378453
  Observed: 0.878431 0.435294 0.650980 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.816349
  Observed: 0.572549 0.270588 0.533333 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.417129
  Observed: 0.207843 0.117647 0.023529 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.816349
  Observed: 0.835294 0.415686 0.611765 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.417129
  Observed: 0.780392 0.388235 0.560784 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.217519
  Observed: 0.835294 0.513726 0.023529 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 1.000000
  Observed: 1.000000 0.764706 0.862745 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.472842
  Observed: 0.878431 0.435294 0.650980 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.760637
  Observed: 0.474510 0.243137 0.274510 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.472842
  Observed: 0.733333 0.517647 0.603922 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.760637
  Observed: 0.572549 0.270588 0.533333 0.490196
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.855026
  Observed: 0.878431 0.435294 0.650980 0.200000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.378453
  Observed: 0.752941 0.262745 0.086275 0.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.816349
  Observed: 0.376471 0.196078 0.180392 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.417129
  Observed: 0.835294 0.415686 0.611765 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.816349
  Observed: 0.415686 0.215686 0.223529 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.417129
  Observed: 0.415686 0.215686 0.223529 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.217519
  Observed: 1.000000 0.764706 0.862745 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 1.000000
  Observed: 0.835294 0.415686 0.611765 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.472842
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.760637
  Observed: 0.207843 0.117647 0.023529 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.472842
  Observed: 0.474510 0.243137 0.274510 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.760637
  Observed: 0.733333 0.619608 0.015686 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.855026
  Observed: 0.168627 0.078431 0.156863 0.815686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.378453
  Observed: 0.545098 0.145098 0.062745 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.816349
  Observed: 0.862745 0.466667 0.274510 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.417129
  Observed: 0.878431 0.435294 0.650980 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.816349
  Observed: 0.415686 0.117647 0.807843 0.478431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.417129
  Observed: 1.000000 0.764706 0.862745 0.470588
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.217519
  Observed: 0.878431 0.435294 0.650980 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 1.000000
  Observed: 0.415686 0.117647 0.807843 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.472842
  Observed: 0.650980 0.368627 0.078431 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.760637
  Observed: 0.678431 0.494118 0.552941 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.472842
  Observed: 0.819608 0.447059 0.235294 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.760637
  Observed: 0.678431 0.494118 0.552941 0.078431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.855026
  Observed: 0.752941 0.262745 0.086275 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.378453
  Observed: 0.835294 0.513726 0.023529 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.816349
  Observed: 1.000000 0.639216 0.611765 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.417129
  Observed: 1.000000 0.666667 0.666667 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.816349
  Observed: 0.878431 0.435294 0.650980 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.417129
  Observed: 0.878431 0.435294 0.650980 0.647059
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.217519
  Observed: 0.498039 0.368627 0.749020 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 1.000000
  Observed: 0.839216 0.396078 0.784314 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.472842
  Observed: 0.752941 0.262745 0.086275 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.760637
  Observed: 0.835294 0.415686 0.611765 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.472842
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.760637
  Observed: 0.498039 0.368627 0.749020 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.855026
  Observed: 0.415686 0.215686 0.223529 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.378453
  Observed: 0.862745 0.466667 0.274510 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.816349
  Observed: 0.270588 0.301961 0.172549 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.417129
  Observed: 0.752941 0.262745 0.086275 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.816349
  Observed: 0.650980 0.368627 0.078431 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.417129
  Observed: 0.572549 0.270588 0.533333 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.255322
  Observed: 0.650980 0.368627 0.078431 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 1.000000
  Observed: 0.313726 0.223529 0.800000 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.510644
  Observed: 0.839216 0.396078 0.784314 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.798440
  Observed: 0.878431 0.435294 0.650980 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.510644
  Observed: 1.000000 0.639216 0.611765 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.798440
  Observed: 1.000000 0.462745 0.690196 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.892829
  Observed: 0.835294 0.513726 0.023529 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.416256
  Observed: 0.627451 0.396078 0.000000 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.854152
  Observed: 0.670588 0.317647 0.627451 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.454932
  Observed: 0.415686 0.215686 0.223529 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.854152
  Observed: 0.474510 0.243137 0.274510 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.454932
  Observed: 0.733333 0.517647 0.603922 0.439216
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.255322
  Observed: 0.835294 0.513726 0.023529 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 1.000000
  Observed: 0.835294 0.415686 0.611765 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.510644
  Observed: 0.498039 0.368627 0.749020 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.798440
  Observed: 0.498039 0.368627 0.749020 0.356863
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.510644
  Observed: 0.498039 0.368627 0.749020 0.647059
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.798440
  Observed: 0.678431 0.494118 0.552941 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.892829
  Observed: 0.862745 0.466667 0.274510 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.416256
  Observed: 0.627451 0.298039 0.588235 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.854152
  Observed: 0.733333 0.517647 0.603922 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.454932
  Observed: 0.835294 0.415686 0.611765 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.854152
  Observed: 0.270588 0.301961 0.172549 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.454932
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.255322
  Observed: 0.862745 0.466667 0.274510 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 1.000000
  Observed: 0.105882 0.223529 0.015686 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.510644
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.798440
  Observed: 0.878431 0.435294 0.650980 0.200000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.510644
  Observed: 0.572549 0.270588 0.533333 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.798440
  Observed: 0.207843 0.117647 0.023529 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.892829
  Observed: 0.313726 0.223529 0.800000 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.416256
  Observed: 0.415686 0.215686 0.223529 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.854152
  Observed: 0.415686 0.117647 0.807843 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.454932
  Observed: 0.376471 0.196078 0.180392 0.223529
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.854152
  Observed: 1.000000 0.415686 0.596078 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.454932
  Observed: 0.733333 0.619608 0.015686 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 1.000000
  Observed: 0.945098 0.619608 0.800000 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.798440
  Observed: 0.313726 0.223529 0.800000 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.510644
  Observed: 0.878431 0.435294 0.650980 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.798440
  Observed: 0.811765 0.270588 0.309804 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.892829
  Observed: 0.752941 0.262745 0.086275 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.416256
  Observed: 0.835294 0.513726 0.023529 0.741176
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.854152
  Observed: 1.000000 0.443137 0.647059 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.454932
  Observed: 1.000000 0.415686 0.596078 0.215686
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.854152
  Observed: 0.270588 0.301961 0.172549 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.454932
  Observed: 0.780392 0.388235 0.560784 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.255322
  Observed: 1.000000 0.513726 0.807843 0.478431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 1.000000
  Observed: 1.000000 0.513726 0.807843 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.510644
  Observed: 0.878431 0.435294 0.650980 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.798440
  Observed: 0.627451 0.396078 0.000000 0.200000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.510644
  Observed: 0.733333 0.619608 0.015686 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.798440
  Observed: 1.000000 0.666667 0.666667 0.470588
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.892829
  Observed: 0.650980 0.368627 0.078431 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.416256
  Observed: 0.862745 0.466667 0.274510 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.854152
  Observed: 0.211765 0.098039 0.196078 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.454932
  Observed: 0.839216 0.396078 0.784314 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.854152
  Observed: 1.000000 0.513726 0.141176 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.454932
  Observed: 0.211765 0.098039 0.196078 0.478431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.255322
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 1.000000
  Observed: 0.572549 0.270588 0.533333 0.439216
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.510644
  Observed: 1.000000 0.764706 0.862745 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.798440
  Observed: 0.945098 0.619608 0.800000 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.510644
  Observed: 0.474510 0.243137 0.274510 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.798440
  Observed: 0.498039 0.368627 0.749020 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.892829
  Observed: 0.207843 0.117647 0.023529 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.416256
  Observed: 0.105882 0.223529 0.015686 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.854152
  Observed: 0.270588 0.301961 0.172549 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.454932
  Observed: 0.207843 0.117647 0.023529 0.647059
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.854152
  Observed: 0.415686 0.117647 0.807843 0.901961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.454932
  Observed: 1.000000 0.513726 0.807843 0.741176
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.255322
  Observed: 0.572549 0.270588 0.533333 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 1.000000
  Observed: 0.376471 0.196078 0.180392 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.510644
  Observed: 0.752941 0.262745 0.086275 0.356863
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.798440
  Observed: 0.627451 0.396078 0.000000 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.510644
  Observed: 0.713726 0.223529 0.219608 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.798440
  Observed: 0.650980 0.368627 0.078431 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.892829
  Observed: 0.670588 0.317647 0.627451 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.416256
  Observed: 0.372549 0.349020 0.266667 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.854152
  Observed: 0.270588 0.301961 0.172549 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.454932
  Observed: 0.752941 0.262745 0.086275 0.200000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.854152
  Observed: 0.168627 0.078431 0.156863 0.647059
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.255322
  Observed: 0.650980 0.368627 0.078431 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 1.000000
  Observed: 1.000000 0.513726 0.807843 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.510644
  Observed: 0.313726 0.321569 0.215686 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.798440
  Observed: 0.811765 0.270588 0.309804 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.510644
  Observed: 0.650980 0.368627 0.078431 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.798440
  Observed: 0.713726 0.223529 0.219608 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.892829
  Observed: 1.000000 0.541176 0.062745 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.416256
  Observed: 0.372549 0.349020 0.266667 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.854152
  Observed: 0.266667 0.125490 0.250980 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.454932
  Observed: 0.415686 0.117647 0.807843 0.101961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.854152
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.454932
  Observed: 0.752941 0.262745 0.086275 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.255322
  Observed: 1.000000 0.541176 0.062745 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.510644
  Observed: 0.498039 0.368627 0.749020 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.798440
  Observed: 0.945098 0.619608 0.800000 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.510644
  Observed: 0.733333 0.517647 0.603922 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.892829
  Observed: 1.000000 0.513726 0.807843 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.416256
  Observed: 0.415686 0.215686 0.223529 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.854152
  Observed: 0.474510 0.243137 0.274510 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.454932
  Observed: 0.780392 0.388235 0.560784 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.854152
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.454932
  Observed: 0.376471 0.196078 0.180392 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.255322
  Observed: 0.835294 0.513726 0.023529 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.510644
  Observed: 0.474510 0.243137 0.274510 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.798440
  Observed: 0.207843 0.117647 0.023529 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.510644
  Observed: 0.396078 0.474510 0.741176 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.798440
  Observed: 0.780392 0.388235 0.560784 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.892829
  Observed: 1.000000 0.513726 0.807843 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.416256
  Observed: 0.474510 0.243137 0.274510 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.854152
  Observed: 0.780392 0.388235 0.560784 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.454932
  Observed: 0.415686 0.215686 0.223529 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.854152
  Observed: 0.498039 0.368627 0.749020 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.454932
  Observed: 0.835294 0.415686 0.611765 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.255322
  Observed: 0.376471 0.196078 0.180392 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 1.000000
  Observed: 0.415686 0.215686 0.223529 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.510644
  Observed: 0.780392 0.388235 0.560784 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.798440
  Observed: 0.396078 0.474510 0.741176 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.510644
  Observed: 0.835294 0.513726 0.023529 0.356863
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.798440
  Observed: 0.415686 0.117647 0.807843 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.892829
  Observed: 0.474510 0.243137 0.274510 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.416256
  Observed: 0.415686 0.117647 0.807843 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.854152
  Observed: 0.474510 0.243137 0.274510 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.454932
  Observed: 0.733333 0.619608 0.015686 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.854152
  Observed: 0.474510 0.243137 0.274510 0.639216
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.454932
  Observed: 0.752941 0.262745 0.086275 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.255322
  Observed: 0.752941 0.262745 0.086275 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 1.000000
  Observed: 0.678431 0.494118 0.552941 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.798440
  Observed: 0.313726 0.321569 0.215686 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.510644
  Observed: 0.780392 0.388235 0.560784 0.600000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.798440
  Observed: 1.000000 0.513726 0.807843 0.356863
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.892829
  Observed: 0.207843 0.117647 0.023529 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.454932
  Observed: 0.835294 0.415686 0.611765 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.854152
  Observed: 0.498039 0.368627 0.749020 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.454932
  Observed: 0.678431 0.494118 0.552941 0.439216
  Blend src factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.064454
  Observed: 0.835294 0.513726 0.023529 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.862894
  Observed: 0.878431 0.435294 0.650980 0.356863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.319776
  Observed: 0.376471 0.196078 0.180392 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.607572
  Observed: 0.835294 0.513726 0.023529 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.319776
  Observed: 0.752941 0.262745 0.086275 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.225388
  Observed: 0.396078 0.474510 0.741176 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.319776
  Observed: 0.835294 0.513726 0.023529 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.607572
  Observed: 0.498039 0.368627 0.749020 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.319776
  Observed: 0.780392 0.388235 0.560784 0.200000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.607572
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.701961
  Observed: 0.752941 0.262745 0.086275 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.663284
  Observed: 0.207843 0.117647 0.023529 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.264064
  Observed: 0.780392 0.388235 0.560784 0.160784
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.862894
  Observed: 0.376471 0.196078 0.180392 0.639216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.607572
  Observed: 0.878431 0.435294 0.650980 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.701961
  Observed: 0.415686 0.117647 0.807843 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.225388
  Observed: 0.835294 0.415686 0.611765 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.264064
  Observed: 0.498039 0.368627 0.749020 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.264064
  Observed: 0.835294 0.513726 0.023529 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.319776
  Observed: 0.415686 0.215686 0.223529 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.225388
  Observed: 0.780392 0.388235 0.560784 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.264064
  Observed: 0.270588 0.301961 0.172549 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.264064
  Observed: 0.878431 0.435294 0.650980 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.064454
  Observed: 0.376471 0.196078 0.180392 0.200000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.064454
  Observed: 0.270588 0.301961 0.172549 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.717451
  Observed: 0.415686 0.117647 0.807843 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.240878
  Observed: 0.415686 0.215686 0.223529 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.678774
  Observed: 0.415686 0.117647 0.807843 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.279554
  Observed: 1.000000 0.686275 0.705882 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.678774
  Observed: 1.000000 0.462745 0.690196 0.215686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.208083 0.117680 0.025079 0.279554
  Observed: 0.862745 0.466667 0.274510 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.079944
  Observed: 0.835294 0.513726 0.023529 0.490196
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.878384
  Observed: 0.819608 0.447059 0.235294 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.335266
  Observed: 0.945098 0.619608 0.800000 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.623062
  Observed: 0.835294 0.415686 0.611765 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.335266
  Observed: 0.878431 0.435294 0.650980 0.878431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.623062
  Observed: 0.474510 0.243137 0.274510 0.835294
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.717451
  Observed: 0.498039 0.368627 0.749020 0.627451
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.240878
  Observed: 0.415686 0.117647 0.807843 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.678774
  Observed: 0.207843 0.117647 0.023529 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.279554
  Observed: 0.207843 0.117647 0.023529 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.678774
  Observed: 0.780392 0.388235 0.560784 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.512063 0.808178 0.279554
  Observed: 0.415686 0.215686 0.223529 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.079944
  Observed: 0.415686 0.215686 0.223529 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.878384
  Observed: 0.415686 0.215686 0.223529 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.335266
  Observed: 0.878431 0.435294 0.650980 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.623062
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.335266
  Observed: 0.819608 0.447059 0.235294 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.623062
  Observed: 1.000000 0.513726 0.807843 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.717451
  Observed: 0.776471 0.541176 0.643137 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.240878
  Observed: 0.752941 0.262745 0.086275 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.678774
  Observed: 0.835294 0.415686 0.611765 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.279554
  Observed: 0.835294 0.415686 0.611765 0.490196
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.678774
  Observed: 1.000000 0.513726 0.807843 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.754807 0.262815 0.086495 0.279554
  Observed: 0.835294 0.513726 0.023529 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.079944
  Observed: 0.945098 0.619608 0.800000 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.878384
  Observed: 0.415686 0.215686 0.223529 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.335266
  Observed: 0.862745 0.368627 0.862745 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.623062
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.335266
  Observed: 0.211765 0.098039 0.196078 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.623062
  Observed: 0.670588 0.317647 0.627451 0.062745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.717451
  Observed: 0.752941 0.262745 0.086275 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.240878
  Observed: 0.835294 0.513726 0.023529 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.678774
  Observed: 0.266667 0.125490 0.250980 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.279554
  Observed: 1.000000 0.639216 0.611765 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.678774
  Observed: 0.839216 0.396078 0.784314 0.835294
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.501548 0.366927 0.746762 0.279554
  Observed: 0.878431 0.435294 0.650980 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.079944
  Observed: 0.207843 0.117647 0.023529 0.282353
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.878384
  Observed: 1.000000 0.666667 0.666667 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.335266
  Observed: 0.862745 0.466667 0.274510 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.623062
  Observed: 0.207843 0.117647 0.023529 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.335266
  Observed: 0.819608 0.447059 0.235294 0.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.623062
  Observed: 1.000000 0.686275 0.705882 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.717451
  Observed: 0.678431 0.494118 0.552941 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.240878
  Observed: 1.000000 0.513726 0.807843 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.678774
  Observed: 0.670588 0.317647 0.627451 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.279554
  Observed: 0.752941 0.262745 0.086275 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.678774
  Observed: 1.000000 0.686275 0.705882 0.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.476755 0.243794 0.275496 0.279554
  Observed: 0.862745 0.368627 0.862745 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.079944
  Observed: 1.000000 0.686275 0.705882 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.878384
  Observed: 1.000000 0.666667 0.666667 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.335266
  Observed: 0.678431 0.494118 0.552941 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.623062
  Observed: 1.000000 0.462745 0.690196 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.335266
  Observed: 0.733333 0.517647 0.603922 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.623062
  Observed: 1.000000 0.686275 0.705882 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.717451
  Observed: 1.000000 0.686275 0.705882 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.240878
  Observed: 0.917647 0.494118 0.329412 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.678774
  Observed: 1.000000 0.541176 0.062745 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.279554
  Observed: 0.000000 0.000000 0.000000 0.901961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.678774
  Observed: 0.415686 0.215686 0.223529 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.779599 0.385948 0.557762 0.279554
  Observed: 0.839216 0.396078 0.784314 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.079944
  Observed: 0.862745 0.466667 0.274510 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.878384
  Observed: 0.207843 0.117647 0.023529 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.335266
  Observed: 0.211765 0.000000 0.784314 0.356863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.623062
  Observed: 1.000000 0.415686 0.596078 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.335266
  Observed: 0.396078 0.474510 0.741176 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.623062
  Observed: 0.545098 0.145098 0.062745 0.470588
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.717451
  Observed: 0.819608 0.447059 0.235294 0.478431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.240878
  Observed: 0.313726 0.223529 0.800000 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.678774
  Observed: 0.211765 0.098039 0.196078 0.815686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.279554
  Observed: 0.811765 0.270588 0.309804 0.956863
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.678774
  Observed: 0.572549 0.270588 0.533333 0.701961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.878923 0.432571 0.650337 0.279554
  Observed: 0.313726 0.321569 0.215686 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.079944
  Observed: 0.627451 0.298039 0.588235 0.815686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.878384
  Observed: 0.678431 0.494118 0.552941 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.335266
  Observed: 0.878431 0.435294 0.650980 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.623062
  Observed: 0.372549 0.349020 0.266667 0.454902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.335266
  Observed: 0.839216 0.396078 0.784314 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.623062
  Observed: 0.545098 0.145098 0.062745 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.717451
  Observed: 0.627451 0.396078 0.000000 0.721569
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.240878
  Observed: 0.627451 0.298039 0.588235 0.490196
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.678774
  Observed: 1.000000 0.443137 0.647059 0.572549
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.279554
  Observed: 0.839216 0.396078 0.784314 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.678774
  Observed: 0.572549 0.270588 0.533333 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.377432 0.197172 0.182921 0.279554
  Observed: 1.000000 0.541176 0.847059 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.079944
  Observed: 0.839216 0.396078 0.784314 0.333333
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.878384
  Observed: 1.000000 0.290196 0.121569 0.545098
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.335266
  Observed: 0.000000 0.000000 0.000000 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.623062
  Observed: 0.266667 0.125490 0.250980 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.335266
  Observed: 0.572549 0.270588 0.533333 0.301961
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.623062
  Observed: 0.670588 0.317647 0.627451 0.835294
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.717451
  Observed: 1.000000 0.443137 0.647059 0.200000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.240878
  Observed: 0.945098 0.619608 0.800000 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.678774
  Observed: 0.733333 0.517647 0.603922 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.279554
  Observed: 0.211765 0.098039 0.196078 0.784314
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.678774
  Observed: 0.650980 0.368627 0.078431 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.117680 0.808178 0.279554
  Observed: 0.650980 0.368627 0.078431 0.223529
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.079944
  Observed: 0.917647 0.494118 0.329412 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.878384
  Observed: 0.168627 0.078431 0.156863 0.396078
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.335266
  Observed: 1.000000 0.764706 0.862745 0.317647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.623062
  Observed: 0.756863 0.145098 0.847059 0.254902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.335266
  Observed: 0.650980 0.368627 0.078431 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.623062
  Observed: 0.211765 0.000000 0.784314 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.717451
  Observed: 0.168627 0.078431 0.156863 0.439216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.240878
  Observed: 0.713726 0.223529 0.219608 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.678774
  Observed: 0.839216 0.396078 0.784314 0.854902
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.279554
  Observed: 0.839216 0.396078 0.784314 0.282353
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.678774
  Observed: 0.498039 0.368627 0.749020 1.000000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.512063 0.025079 0.279554
  Observed: 0.862745 0.466667 0.274510 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.079944
  Observed: 1.000000 0.415686 0.596078 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.878384
  Observed: 0.819608 0.447059 0.235294 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.335266
  Observed: 0.835294 0.415686 0.611765 0.509804
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.623062
  Observed: 1.000000 0.639216 0.611765 0.607843
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.335266
  Observed: 1.000000 0.666667 0.666667 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.623062
  Observed: 0.756863 0.145098 0.847059 0.415686
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.717451
  Observed: 1.000000 0.541176 0.062745 0.678431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.240878
  Observed: 0.878431 0.435294 0.650980 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.678774
  Observed: 1.000000 0.290196 0.121569 0.894118
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.279554
  Observed: 0.207843 0.117647 0.023529 0.662745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.678774
  Observed: 0.713726 0.223529 0.219608 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.838224 0.413467 0.612404 0.279554
  Observed: 0.650980 0.368627 0.078431 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.079944
  Observed: 0.678431 0.494118 0.552941 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.878384
  Observed: 0.415686 0.117647 0.807843 0.517647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.335266
  Observed: 0.498039 0.368627 0.749020 0.800000
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.623062
  Observed: 0.780392 0.388235 0.560784 0.862745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.335266
  Observed: 0.376471 0.196078 0.180392 0.262745
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.623062
  Observed: 0.415686 0.117647 0.807843 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.717451
  Observed: 1.000000 0.513726 0.807843 0.835294
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.240878
  Observed: 0.474510 0.243137 0.274510 0.721569
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.678774
  Observed: 0.752941 0.262745 0.086275 0.835294
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.279554
  Observed: 1.000000 0.513726 0.807843 0.078431
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.678774
  Observed: 0.780392 0.388235 0.560784 0.239216
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.418130 0.216275 0.220854 0.279554
  Observed: 0.498039 0.368627 0.749020 0.917647
  Blend src factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.000000
  Observed: 0.498039 0.368627 0.749020 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.798440
  Observed: 0.498039 0.368627 0.749020 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.255322
  Observed: 0.474510 0.243137 0.274510 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.543118
  Observed: 0.780392 0.388235 0.560784 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.255322
  Observed: 0.415686 0.117647 0.807843 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.543118
  Observed: 0.376471 0.196078 0.180392 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.637506
  Observed: 0.294118 0.250980 0.721569 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.160934
  Observed: 0.878431 0.435294 0.650980 0.509804
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.598830
  Observed: 0.839216 0.396078 0.784314 0.545098
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.199610
  Observed: 0.207843 0.117647 0.023529 0.301961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.598830
  Observed: 0.713726 0.223529 0.219608 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.199610
  Observed: 0.572549 0.270588 0.533333 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.000000
  Observed: 0.862745 0.466667 0.274510 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.798440
  Observed: 0.207843 0.117647 0.023529 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.255322
  Observed: 0.474510 0.243137 0.274510 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.543118
  Observed: 0.376471 0.196078 0.180392 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.255322
  Observed: 0.376471 0.196078 0.180392 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.543118
  Observed: 0.474510 0.243137 0.274510 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.637506
  Observed: 0.878431 0.435294 0.650980 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.160934
  Observed: 0.207843 0.117647 0.023529 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.598830
  Observed: 0.780392 0.388235 0.560784 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.199610
  Observed: 0.862745 0.466667 0.274510 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.598830
  Observed: 0.474510 0.243137 0.274510 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.199610
  Observed: 0.752941 0.262745 0.086275 0.062745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.000000
  Observed: 0.376471 0.196078 0.180392 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.798440
  Observed: 0.756863 0.247059 0.258824 0.815686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.255322
  Observed: 0.752941 0.262745 0.086275 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.543118
  Observed: 0.835294 0.415686 0.611765 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.255322
  Observed: 0.878431 0.435294 0.650980 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.543118
  Observed: 0.474510 0.243137 0.274510 0.741176
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.637506
  Observed: 0.878431 0.435294 0.650980 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.160934
  Observed: 0.780392 0.388235 0.560784 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.598830
  Observed: 0.780392 0.388235 0.560784 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.199610
  Observed: 0.835294 0.415686 0.611765 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.598830
  Observed: 0.878431 0.435294 0.650980 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.199610
  Observed: 0.752941 0.262745 0.086275 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.000000
  Observed: 0.835294 0.513726 0.023529 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.798440
  Observed: 0.415686 0.117647 0.807843 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.255322
  Observed: 0.415686 0.215686 0.223529 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.543118
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.255322
  Observed: 0.498039 0.368627 0.749020 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.543118
  Observed: 0.678431 0.494118 0.552941 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.637506
  Observed: 0.498039 0.368627 0.749020 0.784314
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.160934
  Observed: 0.733333 0.517647 0.603922 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.598830
  Observed: 0.498039 0.368627 0.749020 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.199610
  Observed: 1.000000 0.415686 0.596078 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.598830
  Observed: 0.862745 0.368627 0.862745 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.199610
  Observed: 0.572549 0.270588 0.533333 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.000000
  Observed: 1.000000 0.462745 0.690196 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.798440
  Observed: 0.415686 0.215686 0.223529 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.255322
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.543118
  Observed: 0.498039 0.368627 0.749020 0.647059
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.255322
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.543118
  Observed: 0.713726 0.223529 0.219608 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.637506
  Observed: 0.839216 0.396078 0.784314 0.760784
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.160934
  Observed: 0.835294 0.513726 0.023529 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.598830
  Observed: 1.000000 0.415686 0.596078 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.199610
  Observed: 1.000000 0.513726 0.807843 0.572549
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.598830
  Observed: 1.000000 0.513726 0.807843 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.199610
  Observed: 0.878431 0.435294 0.650980 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.000000
  Observed: 0.627451 0.396078 0.000000 0.200000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.798440
  Observed: 1.000000 0.513726 0.807843 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.255322
  Observed: 0.811765 0.270588 0.309804 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.543118
  Observed: 0.752941 0.262745 0.086275 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.255322
  Observed: 0.474510 0.243137 0.274510 0.600000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.543118
  Observed: 1.000000 0.666667 0.666667 0.470588
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.637506
  Observed: 0.878431 0.435294 0.650980 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.160934
  Observed: 0.270588 0.301961 0.172549 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.598830
  Observed: 0.376471 0.196078 0.180392 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.199610
  Observed: 0.474510 0.243137 0.274510 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.598830
  Observed: 0.862745 0.466667 0.274510 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.199610
  Observed: 0.211765 0.000000 0.784314 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.000000
  Observed: 0.650980 0.368627 0.078431 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.798440
  Observed: 0.545098 0.145098 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.255322
  Observed: 0.776471 0.541176 0.643137 0.062745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.543118
  Observed: 1.000000 0.290196 0.121569 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.255322
  Observed: 0.211765 0.000000 0.784314 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.543118
  Observed: 1.000000 0.513726 0.141176 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.637506
  Observed: 1.000000 0.764706 0.862745 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.160934
  Observed: 0.294118 0.250980 0.721569 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.598830
  Observed: 0.498039 0.368627 0.749020 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.199610
  Observed: 0.776471 0.541176 0.643137 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.598830
  Observed: 0.835294 0.415686 0.611765 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.199610
  Observed: 1.000000 0.513726 0.807843 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.000000
  Observed: 0.713726 0.223529 0.219608 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.798440
  Observed: 0.105882 0.223529 0.015686 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.255322
  Observed: 0.627451 0.298039 0.588235 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.543118
  Observed: 1.000000 0.513726 0.141176 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.255322
  Observed: 0.811765 0.270588 0.309804 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.543118
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.637506
  Observed: 0.474510 0.243137 0.274510 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.160934
  Observed: 0.270588 0.301961 0.172549 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.598830
  Observed: 0.415686 0.215686 0.223529 0.062745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.199610
  Observed: 0.207843 0.117647 0.023529 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.598830
  Observed: 0.415686 0.117647 0.807843 0.901961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.199610
  Observed: 0.207843 0.117647 0.023529 0.078431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.000000
  Observed: 0.862745 0.466667 0.274510 0.509804
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.798440
  Observed: 0.752941 0.262745 0.086275 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.255322
  Observed: 0.498039 0.368627 0.749020 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.255322
  Observed: 0.811765 0.270588 0.309804 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.543118
  Observed: 0.415686 0.215686 0.223529 0.545098
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.637506
  Observed: 0.207843 0.117647 0.023529 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.160934
  Observed: 0.415686 0.215686 0.223529 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.598830
  Observed: 0.313726 0.321569 0.215686 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.199610
  Observed: 0.678431 0.494118 0.552941 0.721569
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.598830
  Observed: 0.752941 0.262745 0.086275 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.199610
  Observed: 0.498039 0.368627 0.749020 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.000000
  Observed: 0.415686 0.117647 0.807843 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.798440
  Observed: 0.207843 0.117647 0.023529 0.627451
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.255322
  Observed: 1.000000 0.541176 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.543118
  Observed: 0.376471 0.196078 0.180392 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.255322
  Observed: 0.498039 0.368627 0.749020 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.543118
  Observed: 0.415686 0.117647 0.807843 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.637506
  Observed: 0.780392 0.388235 0.560784 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.160934
  Observed: 0.000000 0.000000 0.000000 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.598830
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.199610
  Observed: 0.498039 0.368627 0.749020 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.598830
  Observed: 0.780392 0.388235 0.560784 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.199610
  Observed: 0.207843 0.117647 0.023529 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.000000
  Observed: 0.376471 0.196078 0.180392 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.798440
  Observed: 0.733333 0.517647 0.603922 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.543118
  Observed: 0.627451 0.396078 0.000000 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.255322
  Observed: 0.835294 0.513726 0.023529 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.543118
  Observed: 0.780392 0.388235 0.560784 0.301961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.637506
  Observed: 0.752941 0.262745 0.086275 0.572549
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.160934
  Observed: 0.498039 0.368627 0.749020 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.598830
  Observed: 1.000000 0.513726 0.807843 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.199610
  Observed: 1.000000 0.443137 0.647059 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.598830
  Observed: 0.376471 0.196078 0.180392 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.199610
  Observed: 0.780392 0.388235 0.560784 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.000000
  Observed: 0.376471 0.196078 0.180392 0.078431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.798440
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.255322
  Observed: 0.752941 0.262745 0.086275 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.543118
  Observed: 0.207843 0.117647 0.023529 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.543118
  Observed: 0.835294 0.415686 0.611765 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.637506
  Observed: 0.474510 0.243137 0.274510 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.160934
  Observed: 0.752941 0.262745 0.086275 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.598830
  Observed: 0.835294 0.513726 0.023529 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.199610
  Observed: 0.835294 0.415686 0.611765 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.598830
  Observed: 0.376471 0.196078 0.180392 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.199610
  Observed: 0.835294 0.415686 0.611765 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.319776
  Observed: 0.498039 0.368627 0.749020 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 1.000000
  Observed: 0.835294 0.513726 0.023529 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.575098
  Observed: 0.207843 0.117647 0.023529 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.862894
  Observed: 0.780392 0.388235 0.560784 0.627451
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.575098
  Observed: 0.474510 0.243137 0.274510 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.862894
  Observed: 0.498039 0.368627 0.749020 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.957283
  Observed: 0.878431 0.435294 0.650980 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.480710
  Observed: 0.752941 0.262745 0.086275 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.918606
  Observed: 0.207843 0.117647 0.023529 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.519386
  Observed: 0.878431 0.435294 0.650980 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.519386
  Observed: 0.678431 0.494118 0.552941 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.319776
  Observed: 0.878431 0.435294 0.650980 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 1.000000
  Observed: 0.878431 0.435294 0.650980 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.575098
  Observed: 0.474510 0.243137 0.274510 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.862894
  Observed: 0.752941 0.262745 0.086275 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.575098
  Observed: 0.376471 0.196078 0.180392 0.784314
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.862894
  Observed: 0.878431 0.435294 0.650980 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.957283
  Observed: 0.474510 0.243137 0.274510 0.784314
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.480710
  Observed: 0.415686 0.215686 0.223529 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.918606
  Observed: 0.733333 0.517647 0.603922 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.519386
  Observed: 0.207843 0.117647 0.023529 0.478431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.918606
  Observed: 0.878431 0.435294 0.650980 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.519386
  Observed: 0.780392 0.388235 0.560784 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.319776
  Observed: 0.835294 0.513726 0.023529 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 1.000000
  Observed: 0.415686 0.215686 0.223529 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.575098
  Observed: 0.498039 0.368627 0.749020 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.862894
  Observed: 0.835294 0.513726 0.023529 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.575098
  Observed: 1.000000 0.513726 0.807843 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.862894
  Observed: 0.835294 0.513726 0.023529 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.957283
  Observed: 0.756863 0.247059 0.258824 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.480710
  Observed: 0.780392 0.388235 0.560784 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 1.000000
  Observed: 0.474510 0.243137 0.274510 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.575098
  Observed: 0.474510 0.243137 0.274510 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.862894
  Observed: 0.376471 0.196078 0.180392 0.639216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.862894
  Observed: 0.780392 0.388235 0.560784 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.957283
  Observed: 0.878431 0.435294 0.650980 0.784314
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.519386
  Observed: 0.780392 0.388235 0.560784 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.918606
  Observed: 1.000000 0.513726 0.807843 0.478431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.519386
  Observed: 0.207843 0.117647 0.023529 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 1.000000
  Observed: 0.415686 0.117647 0.807843 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.575098
  Observed: 1.000000 0.513726 0.807843 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.862894
  Observed: 0.498039 0.368627 0.749020 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.957283
  Observed: 0.780392 0.388235 0.560784 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.454932
  Observed: 1.000000 0.521569 0.588235 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.255322
  Observed: 0.443137 0.250980 0.054902 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 1.000000
  Observed: 1.000000 0.647059 0.054902 0.101961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.510644
  Observed: 1.000000 0.549020 0.639216 0.760784
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.798440
  Observed: 1.000000 0.647059 0.839216 0.301961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.510644
  Observed: 0.443137 0.250980 0.054902 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.798440
  Observed: 0.207843 0.117647 0.023529 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.892829
  Observed: 0.376471 0.196078 0.180392 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.416256
  Observed: 1.000000 0.521569 0.588235 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.854152
  Observed: 0.678431 0.494118 0.552941 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.454932
  Observed: 0.207843 0.117647 0.023529 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.854152
  Observed: 0.752941 0.262745 0.086275 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.454932
  Observed: 0.709804 0.376471 0.301961 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.255322
  Observed: 1.000000 0.647059 0.839216 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 1.000000
  Observed: 0.756863 0.145098 0.847059 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.510644
  Observed: 0.207843 0.117647 0.023529 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.798440
  Observed: 1.000000 0.568627 0.682353 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.510644
  Observed: 0.737255 0.501961 0.776471 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.798440
  Observed: 0.474510 0.243137 0.274510 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.892829
  Observed: 0.415686 0.215686 0.223529 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.416256
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.854152
  Observed: 0.415686 0.117647 0.807843 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.454932
  Observed: 0.376471 0.196078 0.180392 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.854152
  Observed: 1.000000 0.568627 0.682353 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.454932
  Observed: 0.168627 0.078431 0.156863 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.255322
  Observed: 1.000000 0.443137 0.647059 0.200000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 1.000000
  Observed: 0.207843 0.117647 0.023529 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.510644
  Observed: 1.000000 0.462745 0.690196 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.798440
  Observed: 0.654902 0.349020 0.250980 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.510644
  Observed: 0.945098 0.619608 0.800000 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.798440
  Observed: 0.207843 0.117647 0.023529 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.892829
  Observed: 0.737255 0.501961 0.776471 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.416256
  Observed: 1.000000 0.521569 0.588235 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.854152
  Observed: 1.000000 0.647059 0.054902 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.454932
  Observed: 1.000000 0.549020 0.639216 0.760784
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.854152
  Observed: 0.650980 0.368627 0.078431 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.454932
  Observed: 1.000000 0.764706 0.862745 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.255322
  Observed: 0.294118 0.250980 0.721569 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 1.000000
  Observed: 1.000000 0.415686 0.596078 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.510644
  Observed: 0.678431 0.494118 0.552941 0.200000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.798440
  Observed: 0.627451 0.396078 0.000000 0.721569
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.510644
  Observed: 0.627451 0.298039 0.588235 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.798440
  Observed: 0.839216 0.396078 0.784314 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.892829
  Observed: 0.266667 0.125490 0.250980 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.416256
  Observed: 0.270588 0.301961 0.172549 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.854152
  Observed: 0.396078 0.474510 0.741176 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.454932
  Observed: 0.670588 0.317647 0.627451 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.854152
  Observed: 1.000000 0.666667 0.666667 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.454932
  Observed: 0.819608 0.447059 0.235294 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.255322
  Observed: 1.000000 0.639216 0.611765 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 1.000000
  Observed: 0.415686 0.117647 0.807843 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.510644
  Observed: 0.733333 0.517647 0.603922 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.798440
  Observed: 0.835294 0.513726 0.023529 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.510644
  Observed: 1.000000 0.764706 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.798440
  Observed: 0.756863 0.247059 0.258824 0.101961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.892829
  Observed: 1.000000 0.513726 0.807843 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.416256
  Observed: 1.000000 0.639216 0.611765 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.854152
  Observed: 0.670588 0.317647 0.627451 0.901961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.454932
  Observed: 0.572549 0.270588 0.533333 0.627451
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.854152
  Observed: 0.627451 0.298039 0.588235 0.784314
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.454932
  Observed: 0.000000 0.000000 0.000000 0.627451
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.255322
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 1.000000
  Observed: 1.000000 0.764706 0.862745 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.510644
  Observed: 0.168627 0.078431 0.156863 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.798440
  Observed: 1.000000 0.764706 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.510644
  Observed: 1.000000 0.513726 0.141176 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.798440
  Observed: 0.627451 0.396078 0.000000 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.892829
  Observed: 1.000000 0.686275 0.705882 0.200000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.416256
  Observed: 0.862745 0.368627 0.862745 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.854152
  Observed: 0.839216 0.396078 0.784314 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.454932
  Observed: 0.627451 0.396078 0.000000 0.572549
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.854152
  Observed: 0.945098 0.619608 0.800000 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.454932
  Observed: 0.945098 0.619608 0.800000 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.255322
  Observed: 0.650980 0.368627 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 1.000000
  Observed: 0.105882 0.223529 0.015686 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.510644
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.798440
  Observed: 1.000000 0.513726 0.141176 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.510644
  Observed: 0.266667 0.125490 0.250980 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.798440
  Observed: 0.917647 0.494118 0.329412 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.892829
  Observed: 0.627451 0.396078 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.416256
  Observed: 0.627451 0.298039 0.588235 0.600000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.854152
  Observed: 0.945098 0.619608 0.800000 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.454932
  Observed: 1.000000 0.686275 0.705882 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.854152
  Observed: 0.294118 0.250980 0.721569 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.454932
  Observed: 1.000000 0.647059 0.054902 0.572549
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.255322
  Observed: 0.627451 0.396078 0.000000 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 1.000000
  Observed: 0.168627 0.078431 0.156863 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.510644
  Observed: 1.000000 0.443137 0.647059 0.509804
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.798440
  Observed: 0.678431 0.494118 0.552941 0.627451
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.510644
  Observed: 0.839216 0.396078 0.784314 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.798440
  Observed: 0.572549 0.270588 0.533333 0.478431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.892829
  Observed: 0.733333 0.517647 0.603922 0.784314
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.416256
  Observed: 0.835294 0.513726 0.023529 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.854152
  Observed: 1.000000 0.541176 0.847059 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.454932
  Observed: 0.474510 0.243137 0.274510 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.854152
  Observed: 1.000000 0.541176 0.062745 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.454932
  Observed: 0.776471 0.541176 0.643137 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.255322
  Observed: 0.572549 0.270588 0.533333 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 1.000000
  Observed: 0.207843 0.117647 0.023529 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.510644
  Observed: 1.000000 0.541176 0.847059 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.798440
  Observed: 0.945098 0.619608 0.800000 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.510644
  Observed: 0.862745 0.466667 0.274510 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.798440
  Observed: 0.733333 0.619608 0.015686 0.572549
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.892829
  Observed: 0.211765 0.098039 0.196078 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.416256
  Observed: 1.000000 0.647059 0.054902 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.854152
  Observed: 1.000000 0.666667 0.666667 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.454932
  Observed: 0.678431 0.494118 0.552941 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.854152
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.454932
  Observed: 0.168627 0.078431 0.156863 0.478431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.255322
  Observed: 0.545098 0.145098 0.062745 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 1.000000
  Observed: 0.862745 0.368627 0.862745 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.510644
  Observed: 0.835294 0.415686 0.611765 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.798440
  Observed: 0.654902 0.250980 0.839216 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.510644
  Observed: 0.992157 0.396078 0.113725 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.798440
  Observed: 0.443137 0.250980 0.054902 0.815686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.892829
  Observed: 0.474510 0.243137 0.274510 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.416256
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.854152
  Observed: 0.878431 0.435294 0.650980 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.454932
  Observed: 1.000000 0.568627 0.682353 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.854152
  Observed: 0.878431 0.435294 0.650980 0.509804
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.454932
  Observed: 0.819608 0.447059 0.235294 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.064454
  Observed: 1.000000 0.686275 0.705882 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.862894
  Observed: 0.654902 0.349020 0.250980 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.319776
  Observed: 1.000000 0.549020 0.639216 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.607572
  Observed: 0.443137 0.250980 0.054902 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.319776
  Observed: 0.611765 0.329412 0.211765 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.607572
  Observed: 0.862745 0.368627 0.862745 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.701961
  Observed: 0.443137 0.250980 0.054902 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.225388
  Observed: 0.737255 0.501961 0.776471 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.663284
  Observed: 0.443137 0.250980 0.054902 0.647059
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.264064
  Observed: 0.611765 0.329412 0.211765 0.760784
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.663284
  Observed: 1.000000 0.568627 0.682353 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.264064
  Observed: 0.654902 0.250980 0.839216 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.064454
  Observed: 0.878431 0.435294 0.650980 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.862894
  Observed: 1.000000 0.647059 0.054902 0.478431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.319776
  Observed: 0.780392 0.388235 0.560784 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.607572
  Observed: 0.415686 0.215686 0.223529 0.784314
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.319776
  Observed: 0.498039 0.368627 0.749020 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.607572
  Observed: 0.572549 0.270588 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.701961
  Observed: 0.572549 0.270588 0.533333 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.225388
  Observed: 1.000000 0.568627 0.682353 0.509804
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.663284
  Observed: 1.000000 0.647059 0.839216 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.264064
  Observed: 1.000000 0.521569 0.588235 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.663284
  Observed: 0.992157 0.396078 0.113725 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.264064
  Observed: 1.000000 0.647059 0.054902 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.064454
  Observed: 0.737255 0.501961 0.776471 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.862894
  Observed: 1.000000 0.521569 0.588235 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.319776
  Observed: 0.992157 0.396078 0.113725 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.607572
  Observed: 0.654902 0.349020 0.250980 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.319776
  Observed: 0.737255 0.501961 0.776471 0.301961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.607572
  Observed: 0.654902 0.349020 0.250980 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.701961
  Observed: 0.207843 0.117647 0.023529 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.225388
  Observed: 0.992157 0.396078 0.113725 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.663284
  Observed: 0.498039 0.368627 0.749020 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.264064
  Observed: 0.650980 0.368627 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.663284
  Observed: 1.000000 0.666667 0.666667 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.264064
  Observed: 1.000000 0.686275 0.705882 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.064454
  Observed: 0.443137 0.250980 0.054902 0.894118
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.862894
  Observed: 0.835294 0.415686 0.611765 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.319776
  Observed: 0.670588 0.317647 0.627451 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.607572
  Observed: 1.000000 0.568627 0.682353 0.901961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.319776
  Observed: 0.654902 0.349020 0.250980 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.607572
  Observed: 0.443137 0.250980 0.054902 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.701961
  Observed: 1.000000 0.647059 0.839216 0.741176
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.225388
  Observed: 0.627451 0.298039 0.588235 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.663284
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.264064
  Observed: 1.000000 0.647059 0.839216 0.376471
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.663284
  Observed: 0.376471 0.196078 0.180392 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.264064
  Observed: 1.000000 0.549020 0.639216 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.064454
  Observed: 0.654902 0.250980 0.839216 0.894118
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.862894
  Observed: 1.000000 0.647059 0.054902 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.319776
  Observed: 1.000000 0.513726 0.141176 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.607572
  Observed: 0.654902 0.349020 0.250980 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.319776
  Observed: 1.000000 0.521569 0.588235 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.607572
  Observed: 1.000000 0.513726 0.807843 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.701961
  Observed: 0.878431 0.435294 0.650980 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.225388
  Observed: 0.654902 0.349020 0.250980 0.470588
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.663284
  Observed: 1.000000 0.568627 0.682353 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.264064
  Observed: 1.000000 0.764706 0.862745 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.663284
  Observed: 0.737255 0.501961 0.776471 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.264064
  Observed: 0.992157 0.396078 0.113725 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.064454
  Observed: 0.992157 0.396078 0.113725 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.862894
  Observed: 0.654902 0.349020 0.250980 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.319776
  Observed: 1.000000 0.686275 0.705882 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.607572
  Observed: 0.835294 0.513726 0.023529 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.319776
  Observed: 0.474510 0.243137 0.274510 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.607572
  Observed: 1.000000 0.764706 0.862745 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.701961
  Observed: 0.862745 0.466667 0.274510 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.225388
  Observed: 0.313726 0.223529 0.800000 0.721569
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.663284
  Observed: 1.000000 0.764706 0.078431 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.264064
  Observed: 1.000000 0.541176 0.062745 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.663284
  Observed: 0.756863 0.145098 0.847059 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.264064
  Observed: 0.396078 0.474510 0.741176 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.862894
  Observed: 0.733333 0.619608 0.015686 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.319776
  Observed: 0.443137 0.250980 0.054902 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.607572
  Observed: 1.000000 0.647059 0.839216 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.319776
  Observed: 1.000000 0.549020 0.639216 0.901961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.607572
  Observed: 0.313726 0.223529 0.800000 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.701961
  Observed: 0.443137 0.250980 0.054902 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.225388
  Observed: 1.000000 0.541176 0.062745 0.678431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.663284
  Observed: 1.000000 0.513726 0.807843 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.264064
  Observed: 0.835294 0.513726 0.023529 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.663284
  Observed: 0.443137 0.250980 0.054902 0.470588
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.264064
  Observed: 1.000000 0.647059 0.054902 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.064454
  Observed: 0.207843 0.117647 0.023529 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.862894
  Observed: 0.545098 0.145098 0.062745 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.319776
  Observed: 1.000000 0.521569 0.588235 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.607572
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.319776
  Observed: 0.654902 0.349020 0.250980 0.478431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.607572
  Observed: 0.443137 0.250980 0.054902 0.894118
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.701961
  Observed: 0.372549 0.349020 0.266667 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.225388
  Observed: 0.992157 0.396078 0.113725 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.663284
  Observed: 1.000000 0.647059 0.839216 0.815686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.611981 0.329819 0.211189 0.663284
  Observed: 0.443137 0.250980 0.054902 0.376471
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.064454
  Observed: 0.709804 0.376471 0.301961 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.862894
  Observed: 0.105882 0.223529 0.015686 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.319776
  Observed: 1.000000 0.764706 0.862745 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.607572
  Observed: 0.737255 0.501961 0.776471 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.319776
  Observed: 1.000000 0.647059 0.054902 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.607572
  Observed: 1.000000 0.647059 0.839216 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.701961
  Observed: 1.000000 0.521569 0.588235 0.376471
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.225388
  Observed: 0.415686 0.117647 0.807843 0.901961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.663284
  Observed: 1.000000 0.521569 0.588235 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.264064
  Observed: 0.752941 0.262745 0.086275 0.396078
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.663284
  Observed: 0.415686 0.117647 0.807843 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.250327 0.836447 0.264064
  Observed: 0.678431 0.494118 0.552941 0.721569
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.064454
  Observed: 0.313726 0.223529 0.800000 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.319776
  Observed: 0.207843 0.117647 0.023529 0.078431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.607572
  Observed: 0.780392 0.388235 0.560784 0.200000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.319776
  Observed: 1.000000 0.568627 0.682353 0.647059
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.607572
  Observed: 0.313726 0.223529 0.800000 0.282353
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.701961
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.225388
  Observed: 0.835294 0.415686 0.611765 0.835294
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.663284
  Observed: 0.992157 0.396078 0.113725 0.062745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.663284
  Observed: 0.376471 0.196078 0.180392 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.053348 0.264064
  Observed: 1.000000 0.549020 0.639216 0.470588
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.607572
  Observed: 1.000000 0.647059 0.054902 0.647059
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.607572
  Observed: 0.992157 0.396078 0.113725 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.701961
  Observed: 0.835294 0.513726 0.023529 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.663284
  Observed: 1.000000 0.647059 0.839216 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.264064
  Observed: 0.752941 0.262745 0.086275 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.663284
  Observed: 0.654902 0.349020 0.250980 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.546114 0.640672 0.264064
  Observed: 0.627451 0.396078 0.000000 0.239216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.064454
  Observed: 0.498039 0.368627 0.749020 0.878431
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.862894
  Observed: 1.000000 0.647059 0.839216 0.894118
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.319776
  Observed: 0.443137 0.250980 0.054902 0.301961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.607572
  Observed: 0.611765 0.329412 0.211765 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.319776
  Observed: 0.835294 0.513726 0.023529 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.607572
  Observed: 0.835294 0.415686 0.611765 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.701961
  Observed: 1.000000 0.521569 0.588235 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.225388
  Observed: 0.376471 0.196078 0.180392 0.490196
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.663284
  Observed: 0.737255 0.501961 0.776471 0.741176
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.264064
  Observed: 0.709804 0.376471 0.301961 0.215686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.663284
  Observed: 1.000000 0.549020 0.639216 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.652679 0.348922 0.249123 0.264064
  Observed: 0.313726 0.321569 0.215686 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.319776
  Observed: 0.709804 0.376471 0.301961 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 1.000000
  Observed: 1.000000 0.568627 0.682353 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.575098
  Observed: 0.780392 0.388235 0.560784 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.862894
  Observed: 0.878431 0.435294 0.650980 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.575098
  Observed: 1.000000 0.568627 0.682353 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.862894
  Observed: 0.992157 0.396078 0.113725 0.760784
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.957283
  Observed: 0.737255 0.501961 0.776471 0.215686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.480710
  Observed: 0.443137 0.250980 0.054902 0.215686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.918606
  Observed: 1.000000 0.647059 0.054902 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.519386
  Observed: 0.678431 0.494118 0.552941 0.439216
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.442632 0.250327 0.053348 0.918606
  Observed: 0.709804 0.376471 0.301961 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.575098
  Observed: 0.835294 0.513726 0.023529 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.575098
  Observed: 0.611765 0.329412 0.211765 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.862894
  Observed: 1.000000 0.549020 0.639216 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.957283
  Observed: 0.709804 0.376471 0.301961 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.480710
  Observed: 1.000000 0.549020 0.639216 0.301961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.918606
  Observed: 0.207843 0.117647 0.023529 0.662745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.519386
  Observed: 1.000000 0.513726 0.807843 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.918606
  Observed: 0.733333 0.517647 0.603922 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.644710 0.836447 0.519386
  Observed: 1.000000 0.541176 0.062745 0.223529
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.319776
  Observed: 1.000000 0.647059 0.054902 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 1.000000
  Observed: 0.709804 0.376471 0.301961 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.575098
  Observed: 0.945098 0.619608 0.800000 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.862894
  Observed: 0.992157 0.396078 0.113725 0.517647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.575098
  Observed: 0.835294 0.513726 0.023529 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.862894
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.957283
  Observed: 0.678431 0.494118 0.552941 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.918606
  Observed: 0.992157 0.396078 0.113725 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.989356 0.395462 0.114764 0.519386
  Observed: 0.752941 0.262745 0.086275 0.254902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 1.000000
  Observed: 0.627451 0.298039 0.588235 0.572549
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.575098
  Observed: 0.105882 0.223529 0.015686 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.862894
  Observed: 0.709804 0.376471 0.301961 0.800000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.575098
  Observed: 0.654902 0.250980 0.839216 1.000000
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.862894
  Observed: 1.000000 0.549020 0.639216 0.956863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.957283
  Observed: 0.992157 0.396078 0.113725 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.480710
  Observed: 1.000000 0.647059 0.839216 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.918606
  Observed: 0.105882 0.223529 0.015686 0.333333
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.519386
  Observed: 0.709804 0.376471 0.301961 0.454902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.918606
  Observed: 0.498039 0.368627 0.749020 0.607843
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.736097 0.499574 0.775031 0.519386
  Observed: 0.654902 0.250980 0.839216 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.319776
  Observed: 1.000000 0.549020 0.639216 0.917647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 1.000000
  Observed: 1.000000 0.647059 0.839216 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.575098
  Observed: 0.611765 0.329412 0.211765 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.862894
  Observed: 1.000000 0.568627 0.682353 0.262745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.862894
  Observed: 1.000000 0.647059 0.839216 0.415686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.957283
  Observed: 1.000000 0.568627 0.682353 0.701961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.480710
  Observed: 1.000000 0.647059 0.839216 0.854902
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.918606
  Observed: 0.611765 0.329412 0.211765 0.862745
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.711304 0.376441 0.303764 0.519386
  Observed: 0.650980 0.368627 0.078431 0.317647
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.575098
  Observed: 1.000000 0.521569 0.588235 0.215686
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.575098
  Observed: 0.654902 0.250980 0.839216 0.901961
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.518595 0.586031 0.918606
  Observed: 0.443137 0.250980 0.054902 0.760784
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.565218 0.678606 0.918606
  Observed: 0.654902 0.250980 0.839216 0.356863
  Blend src factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.255322
  Observed: 0.835294 0.513726 0.023529 0.262745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.543118
  Observed: 0.878431 0.435294 0.650980 0.254902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.637506
  Observed: 0.207843 0.117647 0.023529 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.160934
  Observed: 0.376471 0.196078 0.180392 0.678431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.598830
  Observed: 0.207843 0.117647 0.023529 0.317647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.199610
  Observed: 1.000000 0.521569 0.588235 0.490196
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.598830
  Observed: 1.000000 0.647059 0.839216 0.878431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.199610
  Observed: 0.654902 0.250980 0.839216 0.239216
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.000000
  Observed: 0.443137 0.250980 0.054902 0.439216
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.798440
  Observed: 0.443137 0.250980 0.054902 0.878431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.255322
  Observed: 0.709804 0.376471 0.301961 0.490196
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.543118
  Observed: 1.000000 0.568627 0.682353 0.678431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.255322
  Observed: 1.000000 0.647059 0.839216 0.396078
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.543118
  Observed: 0.737255 0.501961 0.776471 0.215686
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.637506
  Observed: 0.443137 0.250980 0.054902 0.215686
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.160934
  Observed: 0.168627 0.078431 0.156863 0.956863
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.598830
  Observed: 0.105882 0.223529 0.015686 0.956863
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.199610
  Observed: 0.396078 0.474510 0.741176 0.878431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.598830
  Observed: 0.443137 0.250980 0.054902 0.894118
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.199610
  Observed: 0.737255 0.501961 0.776471 0.800000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.000000
  Observed: 1.000000 0.549020 0.639216 0.760784
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.798440
  Observed: 0.654902 0.349020 0.250980 1.000000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.255322
  Observed: 0.709804 0.376471 0.301961 0.878431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.543118
  Observed: 0.611765 0.329412 0.211765 0.835294
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.255322
  Observed: 0.992157 0.396078 0.113725 0.396078
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.543118
  Observed: 0.654902 0.349020 0.250980 1.000000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.637506
  Observed: 0.709804 0.376471 0.301961 0.878431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.160934
  Observed: 0.654902 0.250980 0.839216 0.678431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.598830
  Observed: 1.000000 0.568627 0.682353 0.439216
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.199610
  Observed: 1.000000 0.549020 0.639216 1.000000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.598830
  Observed: 1.000000 0.568627 0.682353 0.862745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.199610
  Observed: 1.000000 0.513726 0.141176 0.356863
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.000000
  Observed: 0.415686 0.215686 0.223529 0.454902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.798440
  Observed: 0.376471 0.196078 0.180392 0.223529
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.255322
  Observed: 1.000000 0.568627 0.682353 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.543118
  Observed: 0.545098 0.145098 0.062745 0.607843
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.255322
  Observed: 0.443137 0.250980 0.054902 0.854902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.543118
  Observed: 0.415686 0.215686 0.223529 0.784314
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.637506
  Observed: 1.000000 0.647059 0.054902 0.262745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.160934
  Observed: 0.709804 0.376471 0.301961 0.862745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.598830
  Observed: 0.992157 0.396078 0.113725 0.627451
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.199610
  Observed: 0.737255 0.501961 0.776471 0.333333
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.598830
  Observed: 1.000000 0.521569 0.588235 0.835294
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.199610
  Observed: 1.000000 0.647059 0.054902 0.784314
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.000000
  Observed: 0.992157 0.396078 0.113725 0.627451
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.798440
  Observed: 1.000000 0.647059 0.054902 0.572549
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.255322
  Observed: 1.000000 0.647059 0.054902 0.862745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.543118
  Observed: 1.000000 0.443137 0.647059 0.509804
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.255322
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.543118
  Observed: 1.000000 0.666667 0.666667 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.637506
  Observed: 1.000000 0.568627 0.682353 0.901961
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.160934
  Observed: 0.654902 0.349020 0.250980 0.262745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.598830
  Observed: 0.819608 0.447059 0.235294 0.282353
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.199610
  Observed: 0.654902 0.349020 0.250980 0.490196
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.598830
  Observed: 0.443137 0.250980 0.054902 0.678431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.199610
  Observed: 1.000000 0.549020 0.639216 0.784314
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.000000
  Observed: 1.000000 0.647059 0.839216 0.282353
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.798440
  Observed: 0.654902 0.250980 0.839216 0.721569
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.255322
  Observed: 0.654902 0.349020 0.250980 0.784314
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.543118
  Observed: 0.654902 0.250980 0.839216 0.239216
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.255322
  Observed: 0.654902 0.250980 0.839216 0.282353
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.543118
  Observed: 0.650980 0.368627 0.078431 0.815686
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.637506
  Observed: 0.670588 0.317647 0.627451 0.478431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.160934
  Observed: 0.756863 0.145098 0.847059 0.223529
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.598830
  Observed: 0.713726 0.223529 0.219608 0.454902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.199610
  Observed: 1.000000 0.521569 0.588235 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.598830
  Observed: 0.372549 0.349020 0.266667 0.917647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.199610
  Observed: 0.670588 0.317647 0.627451 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.000000
  Observed: 0.709804 0.376471 0.301961 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.798440
  Observed: 0.498039 0.368627 0.749020 0.901961
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.255322
  Observed: 0.811765 0.270588 0.309804 0.627451
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.543118
  Observed: 0.862745 0.466667 0.274510 0.721569
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.255322
  Observed: 0.733333 0.517647 0.603922 0.572549
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.543118
  Observed: 0.168627 0.078431 0.156863 0.815686
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.637506
  Observed: 1.000000 0.290196 0.121569 0.760784
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.160934
  Observed: 0.650980 0.368627 0.078431 0.760784
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.598830
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.199610
  Observed: 1.000000 0.513726 0.141176 0.333333
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.598830
  Observed: 1.000000 0.639216 0.611765 0.333333
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.199610
  Observed: 0.650980 0.368627 0.078431 0.545098
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.000000
  Observed: 0.270588 0.301961 0.172549 0.917647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.798440
  Observed: 0.415686 0.117647 0.807843 0.478431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.255322
  Observed: 0.313726 0.321569 0.215686 0.200000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.543118
  Observed: 1.000000 0.666667 0.666667 0.678431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.255322
  Observed: 0.862745 0.466667 0.274510 0.760784
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.543118
  Observed: 1.000000 0.686275 0.705882 0.301961
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.637506
  Observed: 1.000000 0.568627 0.682353 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.160934
  Observed: 0.839216 0.396078 0.784314 0.901961
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.598830
  Observed: 0.572549 0.270588 0.533333 0.317647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.199610
  Observed: 0.878431 0.435294 0.650980 0.917647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.598830
  Observed: 0.313726 0.321569 0.215686 0.862745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.199610
  Observed: 0.627451 0.298039 0.588235 0.509804
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.000000
  Observed: 0.000000 0.000000 0.000000 0.317647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.798440
  Observed: 0.211765 0.098039 0.196078 0.607843
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.255322
  Observed: 0.819608 0.447059 0.235294 0.627451
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.543118
  Observed: 0.811765 0.270588 0.309804 0.470588
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.255322
  Observed: 0.945098 0.619608 0.800000 0.627451
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.543118
  Observed: 0.752941 0.262745 0.086275 0.101961
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.637506
  Observed: 0.545098 0.145098 0.062745 0.301961
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.160934
  Observed: 0.168627 0.078431 0.156863 0.415686
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.598830
  Observed: 0.835294 0.513726 0.023529 0.835294
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.199610
  Observed: 1.000000 0.764706 0.862745 0.784314
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.598830
  Observed: 0.000000 0.000000 0.000000 0.662745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.199610
  Observed: 1.000000 0.541176 0.847059 0.454902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.319776
  Observed: 0.780392 0.388235 0.560784 0.239216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 1.000000
  Observed: 0.819608 0.447059 0.235294 0.215686
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.575098
  Observed: 0.945098 0.619608 0.800000 0.282353
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.862894
  Observed: 1.000000 0.764706 0.862745 0.470588
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.575098
  Observed: 0.211765 0.000000 0.784314 0.662745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.862894
  Observed: 0.756863 0.145098 0.847059 0.815686
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.957283
  Observed: 0.862745 0.368627 0.862745 0.439216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.480710
  Observed: 0.776471 0.541176 0.643137 0.517647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.918606
  Observed: 0.415686 0.215686 0.223529 0.862745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.519386
  Observed: 0.713726 0.223529 0.219608 0.662745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.918606
  Observed: 1.000000 0.521569 0.588235 0.317647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.519386
  Observed: 0.670588 0.317647 0.627451 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.319776
  Observed: 0.839216 0.396078 0.784314 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 1.000000
  Observed: 1.000000 0.549020 0.639216 0.509804
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.575098
  Observed: 0.207843 0.117647 0.023529 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.862894
  Observed: 1.000000 0.290196 0.121569 0.223529
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.575098
  Observed: 0.627451 0.298039 0.588235 0.800000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.862894
  Observed: 1.000000 0.443137 0.647059 0.647059
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.957283
  Observed: 0.670588 0.317647 0.627451 0.062745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.480710
  Observed: 1.000000 0.290196 0.121569 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.918606
  Observed: 0.266667 0.125490 0.250980 0.607843
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.519386
  Observed: 1.000000 0.415686 0.596078 0.956863
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.918606
  Observed: 1.000000 0.647059 0.054902 0.662745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.519386
  Observed: 1.000000 0.764706 0.862745 0.078431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.319776
  Observed: 0.835294 0.513726 0.023529 0.439216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 1.000000
  Observed: 0.756863 0.145098 0.847059 0.835294
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.575098
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.862894
  Observed: 0.678431 0.494118 0.552941 0.454902
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.575098
  Observed: 0.443137 0.250980 0.054902 0.815686
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.862894
  Observed: 1.000000 0.568627 0.682353 0.317647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.957283
  Observed: 1.000000 0.568627 0.682353 0.509804
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.480710
  Observed: 1.000000 0.690196 0.847059 0.160784
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.918606
  Observed: 1.000000 0.549020 0.639216 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.519386
  Observed: 0.709804 0.376471 0.301961 0.490196
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.918606
  Observed: 0.611765 0.329412 0.211765 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.519386
  Observed: 0.709804 0.376471 0.301961 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.319776
  Observed: 1.000000 0.647059 0.054902 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 1.000000
  Observed: 0.709804 0.376471 0.301961 0.490196
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.575098
  Observed: 0.611765 0.329412 0.211765 0.678431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.862894
  Observed: 1.000000 0.647059 0.839216 0.835294
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.575098
  Observed: 0.611765 0.329412 0.211765 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.862894
  Observed: 0.709804 0.376471 0.301961 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.957283
  Observed: 0.654902 0.250980 0.839216 0.956863
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.480710
  Observed: 1.000000 0.647059 0.054902 0.254902
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.918606
  Observed: 0.678431 0.494118 0.552941 0.200000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.519386
  Observed: 0.733333 0.517647 0.603922 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.918606
  Observed: 0.207843 0.117647 0.023529 0.439216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.519386
  Observed: 0.294118 0.250980 0.721569 1.000000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.319776
  Observed: 0.654902 0.349020 0.250980 0.662745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 1.000000
  Observed: 0.627451 0.298039 0.588235 0.600000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.575098
  Observed: 1.000000 0.439216 0.125490 0.200000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.862894
  Observed: 0.443137 0.250980 0.054902 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.575098
  Observed: 0.654902 0.250980 0.839216 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.862894
  Observed: 1.000000 0.549020 0.639216 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.957283
  Observed: 1.000000 0.568627 0.682353 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.480710
  Observed: 1.000000 0.521569 0.588235 0.239216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.918606
  Observed: 1.000000 0.647059 0.054902 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.519386
  Observed: 1.000000 0.521569 0.588235 0.721569
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.918606
  Observed: 0.737255 0.501961 0.776471 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.519386
  Observed: 0.654902 0.349020 0.250980 0.396078
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.319776
  Observed: 1.000000 0.549020 0.639216 0.439216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 1.000000
  Observed: 1.000000 0.549020 0.639216 0.956863
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.575098
  Observed: 0.168627 0.078431 0.156863 0.662745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.862894
  Observed: 0.654902 0.349020 0.250980 0.862745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.575098
  Observed: 0.443137 0.250980 0.054902 0.917647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.862894
  Observed: 0.211765 0.098039 0.196078 0.862745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.957283
  Observed: 1.000000 0.764706 0.078431 0.662745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.480710
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.918606
  Observed: 0.709804 0.376471 0.301961 0.517647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.519386
  Observed: 0.313726 0.321569 0.215686 0.545098
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.918606
  Observed: 1.000000 0.541176 0.062745 0.701961
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.519386
  Observed: 1.000000 0.521569 0.588235 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.319776
  Observed: 1.000000 0.568627 0.682353 0.282353
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 1.000000
  Observed: 0.443137 0.250980 0.054902 0.439216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.575098
  Observed: 0.376471 0.196078 0.180392 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.862894
  Observed: 0.611765 0.329412 0.211765 0.490196
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.575098
  Observed: 1.000000 0.647059 0.054902 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.862894
  Observed: 1.000000 0.568627 0.682353 0.490196
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.957283
  Observed: 0.709804 0.376471 0.301961 0.721569
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.480710
  Observed: 0.654902 0.349020 0.250980 0.917647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.918606
  Observed: 0.862745 0.466667 0.274510 0.800000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.519386
  Observed: 0.737255 0.501961 0.776471 0.454902
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.918606
  Observed: 0.396078 0.474510 0.741176 0.254902
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.519386
  Observed: 1.000000 0.647059 0.839216 0.396078
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.319776
  Observed: 0.611765 0.329412 0.211765 0.784314
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 1.000000
  Observed: 0.443137 0.250980 0.054902 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.575098
  Observed: 0.992157 0.396078 0.113725 0.478431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.862894
  Observed: 0.992157 0.396078 0.113725 0.917647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.575098
  Observed: 0.443137 0.250980 0.054902 0.239216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.862894
  Observed: 0.654902 0.349020 0.250980 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.957283
  Observed: 1.000000 0.549020 0.639216 0.282353
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.480710
  Observed: 1.000000 0.647059 0.054902 0.721569
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.918606
  Observed: 1.000000 0.568627 0.682353 0.396078
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.519386
  Observed: 0.611765 0.329412 0.211765 0.917647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.918606
  Observed: 0.945098 0.619608 0.800000 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.519386
  Observed: 0.819608 0.447059 0.235294 0.262745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.319776
  Observed: 0.862745 0.368627 0.862745 0.835294
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 1.000000
  Observed: 1.000000 0.764706 0.078431 0.415686
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.575098
  Observed: 1.000000 0.764706 0.078431 0.439216
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.862894
  Observed: 0.168627 0.078431 0.156863 0.415686
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.575098
  Observed: 0.756863 0.247059 0.258824 0.678431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.862894
  Observed: 1.000000 0.521569 0.588235 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.957283
  Observed: 1.000000 0.764706 0.862745 0.262745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.480710
  Observed: 0.572549 0.270588 0.533333 0.607843
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.918606
  Observed: 1.000000 0.568627 0.682353 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.519386
  Observed: 0.443137 0.250980 0.054902 0.894118
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.918606
  Observed: 0.654902 0.349020 0.250980 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.519386
  Observed: 1.000000 0.521569 0.588235 0.215686
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.319776
  Observed: 1.000000 0.439216 0.125490 0.800000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 1.000000
  Observed: 0.372549 0.349020 0.266667 0.454902
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.575098
  Observed: 0.168627 0.078431 0.156863 0.894118
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.862894
  Observed: 0.498039 0.368627 0.749020 0.607843
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.575098
  Observed: 0.654902 0.250980 0.839216 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.862894
  Observed: 1.000000 0.647059 0.839216 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.957283
  Observed: 0.756863 0.247059 0.258824 0.721569
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.480710
  Observed: 1.000000 0.549020 0.639216 0.078431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.519386
  Observed: 0.650980 0.368627 0.078431 0.317647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.918606
  Observed: 0.611765 0.329412 0.211765 0.078431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.519386
  Observed: 0.862745 0.466667 0.274510 0.678431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.319776
  Observed: 0.780392 0.388235 0.560784 0.301961
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 1.000000
  Observed: 0.992157 0.396078 0.113725 0.701961
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.575098
  Observed: 0.266667 0.125490 0.250980 0.835294
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.862894
  Observed: 1.000000 0.541176 0.062745 0.678431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.575098
  Observed: 0.611765 0.329412 0.211765 0.262745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.862894
  Observed: 0.709804 0.376471 0.301961 0.454902
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.957283
  Observed: 1.000000 0.647059 0.054902 1.000000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.480710
  Observed: 0.737255 0.501961 0.776471 0.627451
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.918606
  Observed: 0.443137 0.250980 0.054902 0.078431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.519386
  Observed: 1.000000 0.549020 0.639216 0.396078
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.918606
  Observed: 1.000000 0.549020 0.639216 0.678431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.519386
  Observed: 0.168627 0.078431 0.156863 0.517647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.319776
  Observed: 1.000000 0.513726 0.807843 0.333333
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 1.000000
  Observed: 1.000000 0.549020 0.639216 0.901961
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.575098
  Observed: 0.654902 0.250980 0.839216 0.901961
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.575098
  Observed: 0.992157 0.396078 0.113725 0.878431
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.862894
  Observed: 0.654902 0.250980 0.839216 0.721569
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.957283
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.918606
  Observed: 0.654902 0.250980 0.839216 0.262745
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.519386
  Observed: 0.737255 0.501961 0.776471 0.741176
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.918606
  Observed: 0.780392 0.388235 0.560784 0.200000
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.519386
  Observed: 0.737255 0.501961 0.776471 0.854902
  Blend src factors: GL_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.510644
  Observed: 1.000000 0.568627 0.682353 0.917647
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.798440
  Observed: 0.737255 0.501961 0.776471 0.239216
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.510644
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.798440
  Observed: 1.000000 0.568627 0.682353 0.439216
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.892829
  Observed: 1.000000 0.647059 0.054902 0.517647
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.416256
  Observed: 0.737255 0.501961 0.776471 0.333333
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.854152
  Observed: 0.737255 0.501961 0.776471 0.835294
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.454932
  Observed: 0.443137 0.250980 0.054902 0.333333
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.454932
  Observed: 0.709804 0.376471 0.301961 0.701961
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.255322
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 1.000000
  Observed: 0.992157 0.396078 0.113725 0.878431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.510644
  Observed: 0.654902 0.349020 0.250980 0.282353
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.798440
  Observed: 1.000000 0.568627 0.682353 1.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.510644
  Observed: 1.000000 0.549020 0.639216 0.478431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.798440
  Observed: 0.611765 0.329412 0.211765 0.956863
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.892829
  Observed: 0.737255 0.501961 0.776471 0.835294
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.416256
  Observed: 1.000000 0.647059 0.054902 0.647059
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.854152
  Observed: 0.611765 0.329412 0.211765 0.262745
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.454932
  Observed: 1.000000 0.462745 0.690196 0.333333
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.854152
  Observed: 1.000000 0.647059 0.839216 0.678431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.454932
  Observed: 0.737255 0.501961 0.776471 0.878431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.255322
  Observed: 0.611765 0.329412 0.211765 0.862745
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 1.000000
  Observed: 0.709804 0.376471 0.301961 0.215686
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.510644
  Observed: 1.000000 0.647059 0.054902 0.317647
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.798440
  Observed: 0.992157 0.396078 0.113725 0.784314
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.510644
  Observed: 0.521569 0.294118 0.062745 0.200000
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.798440
  Observed: 0.835294 0.513726 0.023529 1.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.892829
  Observed: 1.000000 0.690196 0.847059 0.639216
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.416256
  Observed: 0.709804 0.376471 0.301961 0.627451
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.854152
  Observed: 0.709804 0.376471 0.301961 0.835294
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.454932
  Observed: 1.000000 0.647059 0.839216 1.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.854152
  Observed: 1.000000 0.568627 0.682353 0.784314
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.454932
  Observed: 0.709804 0.376471 0.301961 0.678431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.255322
  Observed: 1.000000 0.647059 0.054902 0.627451
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 1.000000
  Observed: 0.611765 0.329412 0.211765 0.878431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.510644
  Observed: 0.992157 0.396078 0.113725 0.760784
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.798440
  Observed: 0.709804 0.376471 0.301961 0.701961
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.892829
  Observed: 1.000000 0.521569 0.588235 0.878431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.416256
  Observed: 0.992157 0.396078 0.113725 0.239216
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.854152
  Observed: 0.207843 0.117647 0.023529 0.662745
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.454932
  Observed: 1.000000 0.513726 0.807843 0.317647
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.854152
  Observed: 1.000000 0.647059 0.054902 0.415686
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.454932
  Observed: 1.000000 0.647059 0.839216 0.627451
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.510644
  Observed: 0.650980 0.368627 0.078431 0.490196
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.798440
  Observed: 0.835294 0.513726 0.023529 0.490196
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.892829
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.416256
  Observed: 0.752941 0.262745 0.086275 0.254902
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.854152
  Observed: 0.678431 0.494118 0.552941 0.333333
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.798440
  Observed: 1.000000 0.568627 0.682353 0.878431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.510644
  Observed: 0.611765 0.329412 0.211765 0.678431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.798440
  Observed: 1.000000 0.647059 0.054902 0.490196
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.892829
  Observed: 1.000000 0.568627 0.682353 0.835294
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.416256
  Observed: 0.737255 0.501961 0.776471 0.396078
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.854152
  Observed: 1.000000 0.568627 0.682353 0.078431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.255322
  Observed: 1.000000 0.568627 0.682353 0.721569
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 1.000000
  Observed: 0.611765 0.329412 0.211765 0.678431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.510644
  Observed: 1.000000 0.549020 0.639216 0.333333
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.798440
  Observed: 0.611765 0.329412 0.211765 0.396078
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.510644
  Observed: 0.654902 0.250980 0.839216 0.701961
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.798440
  Observed: 0.611765 0.329412 0.211765 0.862745
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.892829
  Observed: 1.000000 0.647059 0.054902 0.678431
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.454932
  Observed: 0.443137 0.250980 0.054902 0.760784
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.255322
  Observed: 0.709804 0.376471 0.301961 0.835294
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.510644
  Observed: 1.000000 0.439216 0.125490 0.600000
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.798440
  Observed: 0.611765 0.329412 0.211765 0.721569
  Blend src factors: GL_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.264064
  Observed: 1.000000 0.439216 0.125490 0.356863
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.663284
  Observed: 0.733333 0.396078 0.258824 0.701961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.264064
  Observed: 0.788235 0.419608 0.313726 0.854902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.064454
  Observed: 0.733333 0.396078 0.258824 0.262745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.862894
  Observed: 0.733333 0.396078 0.258824 0.301961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.319776
  Observed: 0.611765 0.329412 0.211765 0.627451
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.607572
  Observed: 0.443137 0.250980 0.054902 0.815686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.319776
  Observed: 1.000000 0.568627 0.682353 0.862745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.607572
  Observed: 0.862745 0.466667 0.274510 0.721569
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.701961
  Observed: 0.654902 0.250980 0.839216 0.239216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.225388
  Observed: 0.733333 0.517647 0.603922 0.784314
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.663284
  Observed: 0.737255 0.501961 0.776471 0.800000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.264064
  Observed: 1.000000 0.647059 0.054902 0.517647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.663284
  Observed: 0.521569 0.294118 0.062745 0.854902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.264064
  Observed: 1.000000 0.690196 0.062745 0.254902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.064454
  Observed: 1.000000 0.439216 0.125490 0.062745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.862894
  Observed: 1.000000 0.564706 0.596078 0.454902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.319776
  Observed: 1.000000 0.690196 0.062745 1.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.607572
  Observed: 0.811765 0.545098 0.784314 0.062745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.319776
  Observed: 1.000000 0.690196 0.847059 0.415686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.607572
  Observed: 1.000000 0.690196 0.847059 0.741176
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.701961
  Observed: 1.000000 0.690196 0.847059 0.701961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.225388
  Observed: 1.000000 0.564706 0.596078 0.647059
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.663284
  Observed: 0.788235 0.419608 0.313726 0.647059
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.264064
  Observed: 0.819608 0.447059 0.235294 0.627451
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.663284
  Observed: 0.313726 0.321569 0.215686 0.200000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.264064
  Observed: 1.000000 0.647059 0.054902 0.262745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.064454
  Observed: 1.000000 0.521569 0.588235 0.317647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.862894
  Observed: 1.000000 0.647059 0.054902 0.662745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.319776
  Observed: 0.654902 0.349020 0.250980 0.262745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.607572
  Observed: 1.000000 0.549020 0.639216 0.878431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.319776
  Observed: 0.313726 0.321569 0.215686 0.545098
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.607572
  Observed: 1.000000 0.521569 0.588235 0.721569
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.701961
  Observed: 0.690196 0.372549 0.219608 0.509804
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.225388
  Observed: 1.000000 0.690196 0.847059 0.639216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.663284
  Observed: 0.690196 0.372549 0.219608 0.800000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.264064
  Observed: 0.733333 0.294118 0.847059 0.607843
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.663284
  Observed: 0.709804 0.376471 0.301961 0.678431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.264064
  Observed: 1.000000 0.611765 0.690196 0.509804
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.064454
  Observed: 0.690196 0.372549 0.219608 0.800000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.862894
  Observed: 0.690196 0.372549 0.219608 0.454902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.319776
  Observed: 0.811765 0.545098 0.784314 0.741176
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.607572
  Observed: 0.811765 0.545098 0.784314 0.701961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.319776
  Observed: 0.690196 0.372549 0.219608 0.647059
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.607572
  Observed: 1.000000 0.439216 0.125490 0.262745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.701961
  Observed: 0.733333 0.294118 0.847059 0.415686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.225388
  Observed: 0.443137 0.250980 0.054902 0.878431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.663284
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.264064
  Observed: 0.713726 0.223529 0.219608 0.454902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.663284
  Observed: 0.168627 0.078431 0.156863 0.815686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.264064
  Observed: 0.650980 0.368627 0.078431 0.815686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.064454
  Observed: 0.294118 0.250980 0.721569 1.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.862894
  Observed: 1.000000 0.690196 0.062745 0.509804
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.319776
  Observed: 1.000000 0.592157 0.650980 0.317647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.607572
  Observed: 1.000000 0.690196 0.062745 0.800000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.319776
  Observed: 0.737255 0.501961 0.776471 0.396078
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.607572
  Observed: 1.000000 0.592157 0.650980 0.607843
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.701961
  Observed: 1.000000 0.690196 0.847059 1.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.225388
  Observed: 1.000000 0.690196 0.847059 0.254902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.663284
  Observed: 0.690196 0.372549 0.219608 1.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.264064
  Observed: 1.000000 0.611765 0.690196 1.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.663284
  Observed: 1.000000 0.592157 0.650980 0.815686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.264064
  Observed: 0.733333 0.396078 0.258824 0.760784
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.064454
  Observed: 1.000000 0.439216 0.125490 0.760784
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.862894
  Observed: 0.819608 0.447059 0.235294 0.215686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.319776
  Observed: 1.000000 0.549020 0.639216 0.509804
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.607572
  Observed: 0.835294 0.513726 0.023529 0.835294
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.319776
  Observed: 0.737255 0.501961 0.776471 0.784314
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.607572
  Observed: 0.752941 0.262745 0.086275 0.101961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.701961
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.225388
  Observed: 1.000000 0.521569 0.588235 0.239216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.663284
  Observed: 1.000000 0.564706 0.596078 0.317647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.264064
  Observed: 1.000000 0.690196 0.062745 0.701961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.663284
  Observed: 1.000000 0.564706 0.596078 0.607843
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.264064
  Observed: 1.000000 0.690196 0.847059 0.607843
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.064454
  Observed: 0.521569 0.294118 0.062745 0.262745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.862894
  Observed: 0.690196 0.372549 0.219608 0.854902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.319776
  Observed: 0.690196 0.372549 0.219608 0.415686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.607572
  Observed: 0.733333 0.396078 0.258824 0.356863
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.319776
  Observed: 1.000000 0.611765 0.690196 0.741176
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.607572
  Observed: 1.000000 0.690196 0.847059 0.815686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.701961
  Observed: 0.733333 0.294118 0.847059 0.376471
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.225388
  Observed: 0.733333 0.294118 0.847059 0.415686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.663284
  Observed: 1.000000 0.541176 0.062745 0.415686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.264064
  Observed: 0.654902 0.250980 0.839216 0.662745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.663284
  Observed: 0.670588 0.317647 0.627451 0.454902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.264064
  Observed: 0.756863 0.145098 0.847059 0.415686
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.319776
  Observed: 0.396078 0.474510 0.741176 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 1.000000
  Observed: 1.000000 0.764706 0.078431 0.490196
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.575098
  Observed: 0.945098 0.619608 0.800000 0.333333
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.862894
  Observed: 0.105882 0.223529 0.015686 0.317647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.575098
  Observed: 1.000000 0.462745 0.690196 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.862894
  Observed: 1.000000 0.764706 0.862745 0.490196
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.957283
  Observed: 0.839216 0.396078 0.784314 0.627451
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.480710
  Observed: 0.611765 0.329412 0.211765 0.415686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.918606
  Observed: 1.000000 0.764706 0.078431 0.835294
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.519386
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.918606
  Observed: 1.000000 0.462745 0.690196 0.627451
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.519386
  Observed: 0.313726 0.223529 0.800000 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.319776
  Observed: 1.000000 0.443137 0.647059 0.239216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 1.000000
  Observed: 0.862745 0.368627 0.862745 0.835294
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.575098
  Observed: 0.443137 0.250980 0.054902 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.862894
  Observed: 0.776471 0.541176 0.643137 0.854902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.575098
  Observed: 1.000000 0.647059 0.839216 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.862894
  Observed: 0.780392 0.388235 0.560784 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.957283
  Observed: 1.000000 0.639216 0.611765 0.239216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.480710
  Observed: 0.627451 0.298039 0.588235 0.509804
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.918606
  Observed: 0.474510 0.243137 0.274510 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.519386
  Observed: 0.819608 0.447059 0.235294 0.627451
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.918606
  Observed: 1.000000 0.513726 0.807843 0.490196
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.519386
  Observed: 0.917647 0.494118 0.329412 0.239216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.319776
  Observed: 0.733333 0.517647 0.603922 0.800000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 1.000000
  Observed: 0.839216 0.396078 0.784314 0.317647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.575098
  Observed: 0.835294 0.415686 0.611765 0.721569
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.862894
  Observed: 0.372549 0.349020 0.266667 0.607843
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.575098
  Observed: 0.498039 0.368627 0.749020 0.678431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.862894
  Observed: 1.000000 0.513726 0.141176 0.627451
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.957283
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.480710
  Observed: 0.270588 0.301961 0.172549 0.454902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.918606
  Observed: 0.839216 0.396078 0.784314 0.662745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.519386
  Observed: 0.752941 0.262745 0.086275 0.678431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.918606
  Observed: 0.945098 0.619608 0.800000 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.519386
  Observed: 0.862745 0.466667 0.274510 0.572549
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.319776
  Observed: 0.835294 0.415686 0.611765 0.917647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 1.000000
  Observed: 0.627451 0.396078 0.000000 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.575098
  Observed: 1.000000 0.764706 0.078431 0.639216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.862894
  Observed: 0.811765 0.270588 0.309804 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.575098
  Observed: 1.000000 0.647059 0.054902 0.101961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.862894
  Observed: 0.611765 0.329412 0.211765 0.662745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.957283
  Observed: 0.835294 0.513726 0.023529 0.784314
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.480710
  Observed: 1.000000 0.541176 0.847059 0.490196
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.918606
  Observed: 0.000000 0.000000 0.000000 0.607843
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.519386
  Observed: 0.474510 0.243137 0.274510 0.239216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.918606
  Observed: 1.000000 0.764706 0.862745 0.254902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.519386
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.319776
  Observed: 0.498039 0.368627 0.749020 0.800000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 1.000000
  Observed: 0.415686 0.117647 0.807843 0.784314
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.575098
  Observed: 0.650980 0.368627 0.078431 0.600000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.862894
  Observed: 0.811765 0.270588 0.309804 0.509804
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.575098
  Observed: 0.839216 0.396078 0.784314 0.607843
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.862894
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.957283
  Observed: 0.627451 0.396078 0.000000 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.480710
  Observed: 0.862745 0.368627 0.862745 0.600000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.918606
  Observed: 1.000000 0.639216 0.611765 0.800000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.519386
  Observed: 1.000000 0.647059 0.839216 0.862745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.918606
  Observed: 0.752941 0.262745 0.086275 0.282353
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.519386
  Observed: 0.811765 0.545098 0.784314 0.701961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.319776
  Observed: 1.000000 0.690196 0.847059 0.062745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 1.000000
  Observed: 1.000000 0.647059 0.839216 0.396078
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.575098
  Observed: 1.000000 0.568627 0.682353 0.439216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.862894
  Observed: 1.000000 0.647059 0.839216 0.282353
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.575098
  Observed: 0.678431 0.494118 0.552941 0.454902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.862894
  Observed: 0.396078 0.474510 0.741176 0.878431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.957283
  Observed: 0.811765 0.545098 0.784314 0.662745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.480710
  Observed: 0.611765 0.329412 0.211765 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.918606
  Observed: 0.733333 0.294118 0.847059 0.415686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.519386
  Observed: 0.733333 0.294118 0.847059 0.454902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.918606
  Observed: 0.733333 0.294118 0.847059 0.415686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.519386
  Observed: 0.521569 0.294118 0.062745 0.356863
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.319776
  Observed: 0.811765 0.545098 0.784314 0.854902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 1.000000
  Observed: 0.690196 0.372549 0.219608 0.815686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.575098
  Observed: 0.733333 0.396078 0.258824 0.215686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.862894
  Observed: 0.733333 0.294118 0.847059 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.575098
  Observed: 1.000000 0.611765 0.690196 0.760784
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.862894
  Observed: 0.168627 0.078431 0.156863 0.662745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.957283
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.480710
  Observed: 0.443137 0.250980 0.054902 0.854902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.918606
  Observed: 0.627451 0.298039 0.588235 0.800000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.519386
  Observed: 0.266667 0.125490 0.250980 0.607843
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.918606
  Observed: 0.000000 0.000000 0.000000 0.317647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.519386
  Observed: 0.376471 0.196078 0.180392 0.678431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.319776
  Observed: 0.443137 0.250980 0.054902 0.878431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 1.000000
  Observed: 0.654902 0.250980 0.839216 0.239216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.575098
  Observed: 0.737255 0.501961 0.776471 0.333333
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.862894
  Observed: 0.521569 0.294118 0.062745 0.200000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.575098
  Observed: 0.788235 0.419608 0.313726 0.701961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.862894
  Observed: 0.788235 0.419608 0.313726 0.223529
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.957283
  Observed: 1.000000 0.647059 0.839216 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.480710
  Observed: 0.521569 0.294118 0.062745 0.862745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.918606
  Observed: 1.000000 0.439216 0.125490 0.800000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.519386
  Observed: 1.000000 0.611765 0.690196 0.356863
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.918606
  Observed: 0.733333 0.396078 0.258824 0.478431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.519386
  Observed: 0.756863 0.145098 0.847059 0.439216
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 1.000000
  Observed: 1.000000 0.568627 0.682353 0.396078
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.575098
  Observed: 0.862745 0.466667 0.274510 0.800000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.862894
  Observed: 0.654902 0.349020 0.250980 0.627451
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.575098
  Observed: 1.000000 0.568627 0.682353 0.490196
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.862894
  Observed: 0.788235 0.419608 0.313726 0.854902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.957283
  Observed: 0.521569 0.294118 0.062745 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.480710
  Observed: 0.521569 0.294118 0.062745 0.901961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.918606
  Observed: 0.733333 0.294118 0.847059 0.647059
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.519386
  Observed: 1.000000 0.541176 0.062745 0.701961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.918606
  Observed: 0.521569 0.294118 0.062745 0.607843
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.519386
  Observed: 0.733333 0.396078 0.258824 0.509804
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.319776
  Observed: 0.521569 0.294118 0.062745 0.760784
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 1.000000
  Observed: 1.000000 0.647059 0.839216 0.662745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.575098
  Observed: 1.000000 0.290196 0.121569 0.282353
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.862894
  Observed: 0.545098 0.145098 0.062745 1.000000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.575098
  Observed: 0.752941 0.262745 0.086275 0.333333
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.862894
  Observed: 1.000000 0.686275 0.705882 0.454902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.480710
  Observed: 0.788235 0.419608 0.313726 0.454902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.918606
  Observed: 0.521569 0.294118 0.062745 0.894118
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.519386
  Observed: 0.788235 0.419608 0.313726 0.854902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.918606
  Observed: 0.521569 0.294118 0.062745 0.415686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.519386
  Observed: 0.690196 0.372549 0.219608 0.815686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.319776
  Observed: 0.862745 0.368627 0.862745 0.835294
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 1.000000
  Observed: 1.000000 0.439216 0.125490 0.894118
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.575098
  Observed: 0.690196 0.372549 0.219608 0.854902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.862894
  Observed: 1.000000 0.690196 0.062745 0.894118
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.575098
  Observed: 0.788235 0.419608 0.313726 0.215686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.957283
  Observed: 1.000000 0.611765 0.690196 0.470588
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.480710
  Observed: 0.376471 0.196078 0.180392 0.878431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.918606
  Observed: 0.992157 0.396078 0.113725 0.917647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.519386
  Observed: 1.000000 0.690196 0.847059 0.317647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.918606
  Observed: 1.000000 0.564706 0.596078 0.800000
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.589618 0.649944 0.519386
  Observed: 1.000000 0.639216 0.611765 0.917647
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.319776
  Observed: 0.756863 0.247059 0.258824 0.282353
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 1.000000
  Observed: 0.611765 0.329412 0.211765 0.078431
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.575098
  Observed: 1.000000 0.764706 0.862745 0.262745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.862894
  Observed: 1.000000 0.549020 0.639216 0.396078
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.575098
  Observed: 0.992157 0.396078 0.113725 0.701961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.862894
  Observed: 0.654902 0.250980 0.839216 0.701961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.957283
  Observed: 0.811765 0.545098 0.784314 0.862745
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.480710
  Observed: 1.000000 0.690196 0.062745 0.356863
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.918606
  Observed: 0.737255 0.501961 0.776471 0.254902
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.519386
  Observed: 1.000000 0.611765 0.690196 0.701961
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.918606
  Observed: 0.572549 0.270588 0.533333 0.607843
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.392427 0.258394 0.519386
  Observed: 1.000000 0.521569 0.588235 0.215686
  Blend src factors: GL_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.239832
  Observed: 0.611765 0.329412 0.211765 0.862745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 1.000000
  Observed: 0.168627 0.078431 0.156863 0.517647
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.495154
  Observed: 1.000000 0.439216 0.125490 0.800000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.782950
  Observed: 1.000000 0.647059 0.054902 0.678431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.495154
  Observed: 1.000000 0.439216 0.125490 0.662745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.782950
  Observed: 1.000000 0.564706 0.596078 0.701961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.877339
  Observed: 0.627451 0.298039 0.588235 0.800000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.400766
  Observed: 1.000000 0.592157 0.650980 0.800000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.838662
  Observed: 0.835294 0.513726 0.023529 0.439216
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.439442
  Observed: 0.211765 0.000000 0.784314 0.223529
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.838662
  Observed: 0.737255 0.501961 0.776471 0.854902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.439442
  Observed: 1.000000 0.690196 0.847059 1.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.239832
  Observed: 1.000000 0.690196 0.062745 0.301961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.495154
  Observed: 1.000000 0.592157 0.650980 0.901961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.782950
  Observed: 0.733333 0.294118 0.847059 0.760784
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.495154
  Observed: 0.521569 0.294118 0.062745 0.062745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.782950
  Observed: 1.000000 0.647059 0.054902 0.490196
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.877339
  Observed: 1.000000 0.549020 0.639216 0.333333
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.400766
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.838662
  Observed: 0.654902 0.250980 0.839216 0.262745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.439442
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.845719 0.439442
  Observed: 0.788235 0.419608 0.313726 0.062745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.239832
  Observed: 0.788235 0.419608 0.313726 0.862745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 1.000000
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.495154
  Observed: 1.000000 0.611765 0.690196 0.062745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.782950
  Observed: 1.000000 0.592157 0.650980 0.894118
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.495154
  Observed: 1.000000 0.549020 0.639216 0.678431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.782950
  Observed: 1.000000 0.439216 0.125490 0.662745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.877339
  Observed: 1.000000 0.611765 0.690196 0.854902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.400766
  Observed: 1.000000 0.690196 0.847059 0.262745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.838662
  Observed: 0.733333 0.294118 0.847059 0.470588
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.439442
  Observed: 1.000000 0.611765 0.690196 0.356863
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.838662
  Observed: 0.788235 0.419608 0.313726 0.376471
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.438967 0.124035 0.439442
  Observed: 1.000000 0.592157 0.650980 0.262745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.239832
  Observed: 1.000000 0.568627 0.682353 0.439216
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 1.000000
  Observed: 1.000000 0.690196 0.847059 0.301961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.495154
  Observed: 0.690196 0.372549 0.219608 0.894118
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.782950
  Observed: 0.521569 0.294118 0.062745 0.470588
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.495154
  Observed: 0.811765 0.545098 0.784314 1.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.782950
  Observed: 0.811765 0.545098 0.784314 0.317647
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.877339
  Observed: 1.000000 0.611765 0.690196 0.376471
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.400766
  Observed: 1.000000 0.439216 0.125490 0.454902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.838662
  Observed: 1.000000 0.549020 0.639216 0.478431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.439442
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.838662
  Observed: 0.521569 0.294118 0.062745 0.062745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.439442
  Observed: 1.000000 0.690196 0.062745 0.815686
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.239832
  Observed: 0.521569 0.294118 0.062745 0.254902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 1.000000
  Observed: 1.000000 0.439216 0.125490 0.262745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.495154
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.782950
  Observed: 0.737255 0.501961 0.776471 0.878431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.495154
  Observed: 1.000000 0.568627 0.682353 0.784314
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.782950
  Observed: 1.000000 0.564706 0.596078 0.301961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.877339
  Observed: 0.733333 0.396078 0.258824 0.894118
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.400766
  Observed: 0.733333 0.294118 0.847059 0.607843
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.439442
  Observed: 0.709804 0.376471 0.301961 0.627451
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.788230 0.419945 0.313036 0.439442
  Observed: 1.000000 0.690196 0.847059 0.901961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.239832
  Observed: 0.788235 0.419608 0.313726 0.854902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 1.000000
  Observed: 0.733333 0.294118 0.847059 0.254902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.495154
  Observed: 1.000000 0.592157 0.650980 0.262745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.782950
  Observed: 1.000000 0.611765 0.690196 0.854902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.495154
  Observed: 0.611765 0.329412 0.211765 0.878431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.782950
  Observed: 0.788235 0.419608 0.313726 0.815686
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.877339
  Observed: 0.788235 0.419608 0.313726 0.454902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.400766
  Observed: 1.000000 0.439216 0.125490 0.254902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.439442
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.562100 0.595302 0.439442
  Observed: 0.690196 0.372549 0.219608 0.223529
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.239832
  Observed: 1.000000 0.439216 0.125490 0.815686
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 1.000000
  Observed: 0.811765 0.545098 0.784314 0.223529
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.782950
  Observed: 0.752941 0.262745 0.086275 0.254902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.495154
  Observed: 1.000000 0.686275 0.705882 0.333333
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.782950
  Observed: 0.788235 0.419608 0.313726 0.356863
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.877339
  Observed: 0.650980 0.368627 0.078431 0.490196
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.400766
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.838662
  Observed: 0.545098 0.145098 0.062745 0.254902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.439442
  Observed: 0.788235 0.419608 0.313726 1.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.239832
  Observed: 1.000000 0.568627 0.682353 0.835294
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 1.000000
  Observed: 0.788235 0.419608 0.313726 0.701961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.495154
  Observed: 1.000000 0.592157 0.650980 0.854902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.782950
  Observed: 0.733333 0.396078 0.258824 0.317647
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.877339
  Observed: 0.733333 0.396078 0.258824 0.454902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.400766
  Observed: 0.811765 0.545098 0.784314 0.262745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.838662
  Observed: 1.000000 0.592157 0.650980 0.301961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.439442
  Observed: 1.000000 0.564706 0.596078 0.301961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.838662
  Observed: 0.521569 0.294118 0.062745 0.862745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.688906 0.373323 0.220461 0.439442
  Observed: 0.733333 0.396078 0.258824 0.415686
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.239832
  Observed: 0.611765 0.329412 0.211765 0.396078
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 1.000000
  Observed: 0.733333 0.294118 0.847059 0.701961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.495154
  Observed: 0.654902 0.250980 0.839216 0.223529
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.877339
  Observed: 0.654902 0.250980 0.839216 0.262745
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.729605 0.293831 0.845719 0.838662
  Observed: 1.000000 0.690196 0.062745 0.223529
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 1.000000
  Observed: 0.788235 0.419608 0.313726 0.301961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.782950
  Observed: 1.000000 0.690196 0.062745 0.760784
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.877339
  Observed: 1.000000 0.439216 0.125490 0.701961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.575098
  Observed: 0.521569 0.294118 0.062745 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.862894
  Observed: 0.611765 0.329412 0.211765 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.575098
  Observed: 0.733333 0.294118 0.847059 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.862894
  Observed: 0.474510 0.243137 0.274510 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.957283
  Observed: 0.654902 0.250980 0.839216 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.480710
  Observed: 0.733333 0.396078 0.258824 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.918606
  Observed: 0.396078 0.200000 0.266667 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.519386
  Observed: 0.733333 0.517647 0.603922 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.918606
  Observed: 1.000000 0.690196 0.062745 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.519386
  Observed: 0.701961 0.345098 0.549020 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.319776
  Observed: 0.298039 0.152941 0.172549 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 1.000000
  Observed: 1.000000 0.564706 0.596078 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.575098
  Observed: 1.000000 0.611765 0.690196 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.862894
  Observed: 0.733333 0.294118 0.847059 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.575098
  Observed: 0.733333 0.396078 0.258824 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.862894
  Observed: 0.788235 0.419608 0.313726 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.957283
  Observed: 0.690196 0.372549 0.219608 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.480710
  Observed: 0.690196 0.372549 0.219608 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.918606
  Observed: 0.839216 0.396078 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.519386
  Observed: 0.733333 0.294118 0.847059 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.918606
  Observed: 1.000000 0.513726 0.807843 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.519386
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.319776
  Observed: 0.313726 0.223529 0.800000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 1.000000
  Observed: 0.690196 0.372549 0.219608 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.575098
  Observed: 1.000000 0.690196 0.847059 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.862894
  Observed: 0.129412 0.074510 0.015686 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.575098
  Observed: 1.000000 0.690196 0.847059 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.862894
  Observed: 1.000000 0.611765 0.690196 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.957283
  Observed: 0.701961 0.345098 0.549020 0.160784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.480710
  Observed: 0.423529 0.325490 0.737255 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.918606
  Observed: 1.000000 0.564706 0.596078 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.519386
  Observed: 0.811765 0.545098 0.784314 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.918606
  Observed: 0.690196 0.372549 0.219608 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.519386
  Observed: 0.690196 0.372549 0.219608 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.319776
  Observed: 1.000000 0.439216 0.125490 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 1.000000
  Observed: 1.000000 0.611765 0.690196 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.575098
  Observed: 1.000000 0.611765 0.690196 0.376471
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.862894
  Observed: 0.733333 0.396078 0.258824 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.575098
  Observed: 1.000000 0.690196 0.062745 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.862894
  Observed: 1.000000 0.690196 0.847059 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.957283
  Observed: 0.788235 0.419608 0.313726 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.480710
  Observed: 0.611765 0.329412 0.211765 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.918606
  Observed: 1.000000 0.611765 0.690196 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.519386
  Observed: 1.000000 0.764706 0.862745 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.918606
  Observed: 0.788235 0.419608 0.313726 0.223529
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.519386
  Observed: 0.270588 0.301961 0.172549 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.319776
  Observed: 0.266667 0.125490 0.250980 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 1.000000
  Observed: 0.737255 0.501961 0.776471 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.575098
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.862894
  Observed: 1.000000 0.592157 0.650980 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.575098
  Observed: 1.000000 0.611765 0.690196 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.862894
  Observed: 0.129412 0.074510 0.015686 0.478431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.957283
  Observed: 0.521569 0.294118 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.480710
  Observed: 0.733333 0.294118 0.847059 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.918606
  Observed: 0.788235 0.419608 0.313726 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.519386
  Observed: 0.733333 0.396078 0.258824 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.918606
  Observed: 1.000000 0.592157 0.650980 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.519386
  Observed: 0.788235 0.419608 0.313726 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.319776
  Observed: 1.000000 0.592157 0.650980 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 1.000000
  Observed: 1.000000 0.611765 0.690196 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.575098
  Observed: 1.000000 0.592157 0.650980 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.862894
  Observed: 0.862745 0.368627 0.862745 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.575098
  Observed: 0.733333 0.294118 0.847059 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.862894
  Observed: 1.000000 0.443137 0.647059 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.957283
  Observed: 0.521569 0.294118 0.062745 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.480710
  Observed: 1.000000 0.611765 0.690196 0.741176
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.918606
  Observed: 1.000000 0.541176 0.062745 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.519386
  Observed: 1.000000 0.521569 0.588235 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.918606
  Observed: 0.752941 0.262745 0.086275 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.519386
  Observed: 1.000000 0.690196 0.062745 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.255322
  Observed: 0.968627 0.470588 0.800000 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 1.000000
  Observed: 1.000000 0.439216 0.125490 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.510644
  Observed: 1.000000 0.611765 0.690196 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.798440
  Observed: 0.733333 0.396078 0.258824 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.510644
  Observed: 1.000000 0.690196 0.062745 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.798440
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.892829
  Observed: 1.000000 0.690196 0.062745 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.416256
  Observed: 0.521569 0.294118 0.062745 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.854152
  Observed: 0.733333 0.294118 0.847059 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.454932
  Observed: 0.788235 0.419608 0.313726 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.854152
  Observed: 1.000000 0.690196 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.454932
  Observed: 0.627451 0.396078 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.255322
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 1.000000
  Observed: 0.733333 0.517647 0.603922 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.510644
  Observed: 0.376471 0.196078 0.180392 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.798440
  Observed: 0.733333 0.294118 0.847059 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.510644
  Observed: 0.423529 0.325490 0.737255 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.798440
  Observed: 1.000000 0.690196 0.847059 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.892829
  Observed: 0.733333 0.396078 0.258824 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.416256
  Observed: 0.423529 0.325490 0.737255 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.854152
  Observed: 0.756863 0.368627 0.603922 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.454932
  Observed: 0.788235 0.419608 0.313726 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.854152
  Observed: 0.690196 0.372549 0.219608 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.454932
  Observed: 0.733333 0.294118 0.847059 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.255322
  Observed: 0.733333 0.294118 0.847059 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 1.000000
  Observed: 1.000000 0.439216 0.125490 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.510644
  Observed: 1.000000 0.592157 0.650980 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.798440
  Observed: 0.521569 0.294118 0.062745 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.510644
  Observed: 0.313726 0.321569 0.215686 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.798440
  Observed: 1.000000 0.592157 0.650980 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.892829
  Observed: 0.811765 0.545098 0.784314 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.416256
  Observed: 1.000000 0.647059 0.839216 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.854152
  Observed: 0.650980 0.368627 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.454932
  Observed: 0.752941 0.262745 0.086275 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.854152
  Observed: 1.000000 0.639216 0.611765 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.454932
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.255322
  Observed: 0.372549 0.349020 0.266667 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 1.000000
  Observed: 0.650980 0.368627 0.078431 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.510644
  Observed: 0.545098 0.145098 0.062745 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.798440
  Observed: 0.862745 0.368627 0.862745 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.510644
  Observed: 0.776471 0.541176 0.643137 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.798440
  Observed: 0.733333 0.517647 0.603922 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.892829
  Observed: 0.917647 0.494118 0.329412 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.416256
  Observed: 0.756863 0.145098 0.847059 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.854152
  Observed: 0.835294 0.513726 0.023529 0.600000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.454932
  Observed: 1.000000 0.764706 0.862745 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.854152
  Observed: 0.839216 0.396078 0.784314 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.454932
  Observed: 0.572549 0.270588 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.255322
  Observed: 0.862745 0.368627 0.862745 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 1.000000
  Observed: 0.627451 0.396078 0.000000 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.510644
  Observed: 0.611765 0.329412 0.211765 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.798440
  Observed: 0.776471 0.541176 0.643137 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.510644
  Observed: 1.000000 0.513726 0.807843 0.600000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.798440
  Observed: 1.000000 0.541176 0.062745 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.892829
  Observed: 0.862745 0.368627 0.862745 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.416256
  Observed: 0.572549 0.270588 0.533333 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.854152
  Observed: 0.709804 0.376471 0.301961 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.454932
  Observed: 1.000000 0.639216 0.611765 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.854152
  Observed: 0.756863 0.247059 0.258824 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.454932
  Observed: 0.835294 0.513726 0.023529 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.255322
  Observed: 1.000000 0.690196 0.847059 0.600000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 1.000000
  Observed: 0.000000 0.000000 0.000000 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.510644
  Observed: 1.000000 0.541176 0.062745 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.798440
  Observed: 1.000000 0.443137 0.647059 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.510644
  Observed: 0.678431 0.494118 0.552941 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.798440
  Observed: 1.000000 0.513726 0.807843 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.892829
  Observed: 0.733333 0.517647 0.603922 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.416256
  Observed: 0.835294 0.513726 0.023529 0.160784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.854152
  Observed: 0.670588 0.317647 0.627451 0.741176
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.454932
  Observed: 0.372549 0.349020 0.266667 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.854152
  Observed: 0.168627 0.078431 0.156863 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.454932
  Observed: 1.000000 0.541176 0.062745 0.600000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.255322
  Observed: 0.776471 0.541176 0.643137 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 1.000000
  Observed: 0.415686 0.117647 0.807843 0.160784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.510644
  Observed: 0.415686 0.117647 0.807843 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.798440
  Observed: 0.733333 0.619608 0.015686 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.510644
  Observed: 1.000000 0.647059 0.054902 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.798440
  Observed: 0.211765 0.000000 0.784314 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.892829
  Observed: 0.862745 0.368627 0.862745 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.416256
  Observed: 0.776471 0.541176 0.643137 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.854152
  Observed: 0.878431 0.435294 0.650980 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.454932
  Observed: 0.650980 0.368627 0.078431 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.854152
  Observed: 1.000000 0.568627 0.682353 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.454932
  Observed: 0.737255 0.501961 0.776471 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.255322
  Observed: 0.168627 0.078431 0.156863 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 1.000000
  Observed: 0.521569 0.294118 0.062745 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.510644
  Observed: 0.211765 0.098039 0.196078 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.798440
  Observed: 0.780392 0.388235 0.560784 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.510644
  Observed: 0.294118 0.250980 0.721569 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.798440
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.892829
  Observed: 1.000000 0.647059 0.839216 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.416256
  Observed: 1.000000 0.764706 0.078431 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.854152
  Observed: 0.780392 0.388235 0.560784 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.454932
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.854152
  Observed: 1.000000 0.690196 0.847059 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.454932
  Observed: 0.690196 0.372549 0.219608 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.255322
  Observed: 0.968627 0.470588 0.800000 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 1.000000
  Observed: 1.000000 0.690196 0.847059 0.741176
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.510644
  Observed: 0.756863 0.470588 0.015686 0.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.798440
  Observed: 1.000000 0.439216 0.125490 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.510644
  Observed: 0.521569 0.294118 0.062745 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.798440
  Observed: 1.000000 0.439216 0.125490 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.892829
  Observed: 0.690196 0.372549 0.219608 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.416256
  Observed: 1.000000 0.690196 0.062745 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.854152
  Observed: 1.000000 0.592157 0.650980 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.454932
  Observed: 0.521569 0.294118 0.062745 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.854152
  Observed: 1.000000 0.439216 0.125490 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.454932
  Observed: 1.000000 0.592157 0.650980 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.255322
  Observed: 0.737255 0.501961 0.776471 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 1.000000
  Observed: 0.000000 0.000000 0.000000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.510644
  Observed: 0.756863 0.145098 0.847059 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.798440
  Observed: 0.690196 0.372549 0.219608 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.510644
  Observed: 0.521569 0.294118 0.062745 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.798440
  Observed: 0.521569 0.294118 0.062745 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.892829
  Observed: 1.000000 0.564706 0.596078 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.416256
  Observed: 1.000000 0.592157 0.650980 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.854152
  Observed: 0.968627 0.470588 0.800000 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.454932
  Observed: 0.788235 0.419608 0.313726 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.854152
  Observed: 1.000000 0.647059 0.839216 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.454932
  Observed: 0.733333 0.294118 0.847059 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.255322
  Observed: 1.000000 0.439216 0.125490 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 1.000000
  Observed: 0.396078 0.200000 0.266667 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.510644
  Observed: 0.733333 0.396078 0.258824 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.798440
  Observed: 0.545098 0.145098 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.510644
  Observed: 1.000000 0.564706 0.596078 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.798440
  Observed: 0.690196 0.372549 0.219608 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.892829
  Observed: 0.396078 0.200000 0.266667 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.416256
  Observed: 1.000000 0.592157 0.650980 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.854152
  Observed: 0.835294 0.513726 0.023529 0.223529
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.454932
  Observed: 0.654902 0.349020 0.250980 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.854152
  Observed: 0.709804 0.376471 0.301961 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.454932
  Observed: 1.000000 0.415686 0.596078 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.255322
  Observed: 0.415686 0.215686 0.223529 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 1.000000
  Observed: 0.835294 0.415686 0.611765 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.510644
  Observed: 1.000000 0.764706 0.862745 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.798440
  Observed: 0.313726 0.223529 0.800000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.510644
  Observed: 1.000000 0.647059 0.054902 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.798440
  Observed: 0.733333 0.294118 0.847059 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.892829
  Observed: 0.756863 0.247059 0.258824 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.416256
  Observed: 1.000000 0.647059 0.054902 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.854152
  Observed: 0.733333 0.396078 0.258824 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.454932
  Observed: 0.733333 0.396078 0.258824 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.854152
  Observed: 0.415686 0.117647 0.807843 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.454932
  Observed: 0.298039 0.152941 0.172549 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.862894
  Observed: 0.788235 0.419608 0.313726 0.301961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.319776
  Observed: 1.000000 0.690196 0.062745 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.607572
  Observed: 0.396078 0.200000 0.266667 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.319776
  Observed: 1.000000 0.564706 0.596078 0.301961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.607572
  Observed: 0.733333 0.294118 0.847059 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.701961
  Observed: 0.733333 0.294118 0.847059 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.225388
  Observed: 0.968627 0.470588 0.800000 0.160784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.663284
  Observed: 0.611765 0.329412 0.211765 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.264064
  Observed: 0.654902 0.250980 0.839216 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.663284
  Observed: 1.000000 0.611765 0.690196 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.264064
  Observed: 0.690196 0.372549 0.219608 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.064454
  Observed: 0.811765 0.545098 0.784314 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.862894
  Observed: 0.835294 0.415686 0.611765 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.319776
  Observed: 1.000000 0.611765 0.690196 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.607572
  Observed: 0.129412 0.074510 0.015686 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.319776
  Observed: 0.811765 0.270588 0.309804 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.607572
  Observed: 1.000000 0.592157 0.650980 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.701961
  Observed: 0.733333 0.294118 0.847059 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.225388
  Observed: 0.678431 0.219608 0.078431 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.663284
  Observed: 1.000000 0.592157 0.650980 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.663284
  Observed: 0.341176 0.074510 0.800000 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.264064
  Observed: 0.788235 0.419608 0.313726 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.064454
  Observed: 0.627451 0.298039 0.588235 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.319776
  Observed: 0.819608 0.447059 0.235294 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.607572
  Observed: 1.000000 0.611765 0.690196 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.319776
  Observed: 1.000000 0.690196 0.847059 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.607572
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.701961
  Observed: 0.756863 0.145098 0.847059 0.600000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.225388
  Observed: 1.000000 0.647059 0.054902 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.663284
  Observed: 1.000000 0.611765 0.690196 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.264064
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.663284
  Observed: 0.733333 0.294118 0.847059 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.264064
  Observed: 1.000000 0.611765 0.690196 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.064454
  Observed: 1.000000 0.592157 0.650980 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.319776
  Observed: 0.423529 0.325490 0.737255 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.607572
  Observed: 0.521569 0.294118 0.062745 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.319776
  Observed: 0.811765 0.545098 0.784314 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.607572
  Observed: 0.678431 0.219608 0.078431 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.701961
  Observed: 0.701961 0.345098 0.549020 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.225388
  Observed: 0.733333 0.396078 0.258824 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.663284
  Observed: 0.737255 0.501961 0.776471 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.264064
  Observed: 0.396078 0.200000 0.266667 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.663284
  Observed: 0.733333 0.294118 0.847059 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.264064
  Observed: 1.000000 0.592157 0.650980 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.064454
  Observed: 0.396078 0.200000 0.266667 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.862894
  Observed: 1.000000 0.592157 0.650980 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.319776
  Observed: 0.968627 0.470588 0.800000 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.607572
  Observed: 0.756863 0.470588 0.015686 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.319776
  Observed: 0.521569 0.294118 0.062745 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.607572
  Observed: 0.811765 0.545098 0.784314 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.701961
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.225388
  Observed: 1.000000 0.439216 0.125490 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.663284
  Observed: 1.000000 0.564706 0.596078 0.301961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.264064
  Observed: 1.000000 0.564706 0.596078 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.663284
  Observed: 1.000000 0.439216 0.125490 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.264064
  Observed: 1.000000 0.549020 0.639216 0.478431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.064454
  Observed: 0.341176 0.074510 0.800000 0.600000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.862894
  Observed: 0.341176 0.172549 0.211765 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.319776
  Observed: 0.788235 0.419608 0.313726 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.319776
  Observed: 0.396078 0.200000 0.266667 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.701961
  Observed: 1.000000 0.439216 0.125490 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.225388
  Observed: 0.678431 0.219608 0.078431 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.663284
  Observed: 0.129412 0.074510 0.015686 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.264064
  Observed: 0.129412 0.074510 0.015686 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.663284
  Observed: 0.611765 0.329412 0.211765 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.264064
  Observed: 1.000000 0.690196 0.847059 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.064454
  Observed: 1.000000 0.568627 0.682353 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.862894
  Observed: 0.690196 0.372549 0.219608 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.319776
  Observed: 1.000000 0.690196 0.062745 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.607572
  Observed: 0.690196 0.372549 0.219608 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.319776
  Observed: 0.788235 0.419608 0.313726 0.878431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.607572
  Observed: 0.733333 0.396078 0.258824 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.701961
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.225388
  Observed: 0.733333 0.396078 0.258824 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.663284
  Observed: 1.000000 0.686275 0.705882 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.264064
  Observed: 1.000000 0.611765 0.690196 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.663284
  Observed: 1.000000 0.690196 0.062745 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.264064
  Observed: 0.862745 0.368627 0.862745 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.064454
  Observed: 0.752941 0.262745 0.086275 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.862894
  Observed: 0.811765 0.270588 0.309804 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.701961
  Observed: 0.878431 0.435294 0.650980 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.225388
  Observed: 0.811765 0.545098 0.784314 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.264064
  Observed: 0.415686 0.215686 0.223529 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.663284
  Observed: 1.000000 0.592157 0.650980 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.264064
  Observed: 0.415686 0.215686 0.223529 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.064454
  Observed: 0.800000 0.392157 0.643137 0.600000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.862894
  Observed: 0.654902 0.349020 0.250980 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.607572
  Observed: 1.000000 0.690196 0.062745 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.319776
  Observed: 1.000000 0.513726 0.807843 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.607572
  Observed: 1.000000 0.592157 0.650980 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.701961
  Observed: 0.733333 0.396078 0.258824 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.225388
  Observed: 0.298039 0.152941 0.172549 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.663284
  Observed: 0.678431 0.219608 0.078431 0.956863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.264064
  Observed: 1.000000 0.439216 0.125490 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.663284
  Observed: 0.298039 0.152941 0.172549 0.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.264064
  Observed: 1.000000 0.541176 0.062745 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.064454
  Observed: 0.733333 0.396078 0.258824 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.862894
  Observed: 0.733333 0.396078 0.258824 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.607572
  Observed: 0.811765 0.545098 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.319776
  Observed: 0.811765 0.545098 0.784314 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.607572
  Observed: 0.788235 0.419608 0.313726 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.701961
  Observed: 1.000000 0.690196 0.062745 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.225388
  Observed: 1.000000 0.690196 0.847059 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.264064
  Observed: 0.678431 0.219608 0.078431 0.478431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.319776
  Observed: 0.690196 0.372549 0.219608 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.663284
  Observed: 1.000000 0.439216 0.125490 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.480710
  Observed: 0.800000 0.392157 0.643137 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.918606
  Observed: 0.678431 0.219608 0.078431 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.519386
  Observed: 0.756863 0.368627 0.603922 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.918606
  Observed: 0.968627 0.470588 0.800000 0.376471
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.519386
  Observed: 1.000000 0.564706 0.596078 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.319776
  Observed: 1.000000 0.541176 0.062745 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 1.000000
  Observed: 0.298039 0.152941 0.172549 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.575098
  Observed: 0.968627 0.470588 0.800000 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.862894
  Observed: 1.000000 0.521569 0.588235 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.575098
  Observed: 0.129412 0.074510 0.015686 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.862894
  Observed: 1.000000 0.541176 0.062745 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.957283
  Observed: 0.423529 0.325490 0.737255 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.480710
  Observed: 0.733333 0.294118 0.847059 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.918606
  Observed: 0.733333 0.294118 0.847059 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.519386
  Observed: 0.733333 0.294118 0.847059 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.918606
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.519386
  Observed: 0.733333 0.396078 0.258824 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.319776
  Observed: 0.788235 0.419608 0.313726 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 1.000000
  Observed: 0.788235 0.419608 0.313726 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.575098
  Observed: 0.756863 0.470588 0.015686 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.862894
  Observed: 0.129412 0.074510 0.015686 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.575098
  Observed: 0.756863 0.470588 0.015686 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.862894
  Observed: 0.756863 0.470588 0.015686 0.741176
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.957283
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.480710
  Observed: 0.341176 0.074510 0.800000 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.918606
  Observed: 0.298039 0.152941 0.172549 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.519386
  Observed: 0.341176 0.074510 0.800000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.918606
  Observed: 0.423529 0.325490 0.737255 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.519386
  Observed: 0.788235 0.419608 0.313726 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.319776
  Observed: 0.690196 0.372549 0.219608 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 1.000000
  Observed: 0.611765 0.329412 0.211765 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.575098
  Observed: 0.270588 0.301961 0.172549 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.862894
  Observed: 0.211765 0.098039 0.196078 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.575098
  Observed: 1.000000 0.439216 0.125490 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.862894
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.957283
  Observed: 1.000000 0.439216 0.125490 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.480710
  Observed: 0.733333 0.619608 0.015686 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.918606
  Observed: 1.000000 0.439216 0.125490 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.519386
  Observed: 0.298039 0.152941 0.172549 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.918606
  Observed: 0.396078 0.200000 0.266667 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.519386
  Observed: 0.968627 0.470588 0.800000 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.319776
  Observed: 0.341176 0.172549 0.211765 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 1.000000
  Observed: 0.423529 0.325490 0.737255 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.575098
  Observed: 0.678431 0.219608 0.078431 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.862894
  Observed: 0.396078 0.200000 0.266667 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.575098
  Observed: 0.396078 0.200000 0.266667 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.957283
  Observed: 0.968627 0.470588 0.800000 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.480710
  Observed: 0.129412 0.074510 0.015686 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.918606
  Observed: 0.423529 0.325490 0.737255 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.519386
  Observed: 0.756863 0.368627 0.603922 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.918606
  Observed: 1.000000 0.611765 0.690196 0.376471
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.519386
  Observed: 0.129412 0.074510 0.015686 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.239832
  Observed: 0.650980 0.368627 0.078431 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 1.000000
  Observed: 1.000000 0.647059 0.839216 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.495154
  Observed: 1.000000 0.690196 0.847059 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.782950
  Observed: 0.372549 0.349020 0.266667 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.495154
  Observed: 1.000000 0.764706 0.078431 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.782950
  Observed: 0.298039 0.152941 0.172549 0.639216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.877339
  Observed: 0.298039 0.152941 0.172549 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.400766
  Observed: 0.341176 0.074510 0.800000 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.838662
  Observed: 0.756863 0.368627 0.603922 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.439442
  Observed: 0.968627 0.470588 0.800000 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.838662
  Observed: 0.992157 0.396078 0.113725 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.439442
  Observed: 0.572549 0.270588 0.533333 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.239832
  Observed: 0.839216 0.396078 0.784314 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 1.000000
  Observed: 0.756863 0.145098 0.847059 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.495154
  Observed: 0.000000 0.000000 0.000000 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.782950
  Observed: 1.000000 0.541176 0.062745 0.160784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.495154
  Observed: 0.627451 0.396078 0.000000 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.782950
  Observed: 1.000000 0.647059 0.839216 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.877339
  Observed: 0.211765 0.098039 0.196078 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.400766
  Observed: 1.000000 0.462745 0.690196 0.478431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.838662
  Observed: 0.341176 0.172549 0.211765 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.439442
  Observed: 0.000000 0.000000 0.000000 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.838662
  Observed: 1.000000 0.690196 0.847059 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.439442
  Observed: 1.000000 0.568627 0.682353 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.239832
  Observed: 0.415686 0.117647 0.807843 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 1.000000
  Observed: 0.129412 0.074510 0.015686 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.495154
  Observed: 0.839216 0.396078 0.784314 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.782950
  Observed: 1.000000 0.462745 0.690196 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.495154
  Observed: 0.776471 0.541176 0.643137 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.782950
  Observed: 1.000000 0.443137 0.647059 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.877339
  Observed: 0.650980 0.368627 0.078431 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.400766
  Observed: 0.611765 0.329412 0.211765 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.838662
  Observed: 0.800000 0.392157 0.643137 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.439442
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.838662
  Observed: 0.670588 0.317647 0.627451 0.376471
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.439442
  Observed: 0.737255 0.501961 0.776471 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.239832
  Observed: 0.168627 0.078431 0.156863 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 1.000000
  Observed: 1.000000 0.764706 0.862745 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.495154
  Observed: 1.000000 0.647059 0.839216 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.782950
  Observed: 0.294118 0.250980 0.721569 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.495154
  Observed: 0.443137 0.250980 0.054902 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.782950
  Observed: 1.000000 0.513726 0.141176 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.877339
  Observed: 0.945098 0.619608 0.800000 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.400766
  Observed: 0.670588 0.317647 0.627451 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.838662
  Observed: 0.862745 0.466667 0.274510 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.439442
  Observed: 0.678431 0.494118 0.552941 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.838662
  Observed: 0.545098 0.145098 0.062745 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.439442
  Observed: 0.654902 0.250980 0.839216 0.376471
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.239832
  Observed: 0.294118 0.250980 0.721569 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 1.000000
  Observed: 1.000000 0.647059 0.054902 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.495154
  Observed: 0.756863 0.145098 0.847059 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.782950
  Observed: 0.992157 0.396078 0.113725 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.495154
  Observed: 0.545098 0.145098 0.062745 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.782950
  Observed: 1.000000 0.647059 0.839216 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.877339
  Observed: 0.756863 0.470588 0.015686 0.376471
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.400766
  Observed: 0.968627 0.470588 0.800000 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.838662
  Observed: 0.207843 0.117647 0.023529 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.439442
  Observed: 0.298039 0.152941 0.172549 0.301961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.838662
  Observed: 0.545098 0.145098 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.439442
  Observed: 0.474510 0.243137 0.274510 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.239832
  Observed: 0.756863 0.470588 0.015686 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 1.000000
  Observed: 0.341176 0.074510 0.800000 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.495154
  Observed: 0.129412 0.074510 0.015686 0.223529
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.782950
  Observed: 0.968627 0.470588 0.800000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.495154
  Observed: 0.701961 0.345098 0.549020 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.782950
  Observed: 0.396078 0.200000 0.266667 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.877339
  Observed: 0.756863 0.145098 0.847059 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.400766
  Observed: 0.800000 0.392157 0.643137 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.838662
  Observed: 0.341176 0.172549 0.211765 0.301961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.439442
  Observed: 1.000000 0.611765 0.690196 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.838662
  Observed: 0.521569 0.294118 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.439442
  Observed: 1.000000 0.611765 0.690196 0.741176
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.239832
  Observed: 1.000000 0.690196 0.062745 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 1.000000
  Observed: 0.129412 0.074510 0.015686 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.495154
  Observed: 0.423529 0.325490 0.737255 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.782950
  Observed: 1.000000 0.690196 0.062745 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.495154
  Observed: 0.670588 0.317647 0.627451 0.741176
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.782950
  Observed: 1.000000 0.513726 0.807843 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.877339
  Observed: 0.756863 0.368627 0.603922 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.400766
  Observed: 0.372549 0.349020 0.266667 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.838662
  Observed: 0.733333 0.294118 0.847059 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.439442
  Observed: 0.756863 0.368627 0.603922 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.838662
  Observed: 0.396078 0.200000 0.266667 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.439442
  Observed: 0.968627 0.470588 0.800000 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.239832
  Observed: 0.800000 0.392157 0.643137 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 1.000000
  Observed: 0.800000 0.392157 0.643137 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.495154
  Observed: 0.756863 0.470588 0.015686 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.782950
  Observed: 0.756863 0.368627 0.603922 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.495154
  Observed: 0.396078 0.200000 0.266667 0.301961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.782950
  Observed: 1.000000 0.611765 0.690196 0.439216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.877339
  Observed: 0.423529 0.325490 0.737255 0.956863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.400766
  Observed: 0.423529 0.325490 0.737255 0.478431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.838662
  Observed: 0.294118 0.250980 0.721569 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.439442
  Observed: 1.000000 0.513726 0.807843 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.838662
  Observed: 0.839216 0.396078 0.784314 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.439442
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.239832
  Observed: 0.211765 0.000000 0.784314 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 1.000000
  Observed: 0.572549 0.270588 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.495154
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.782950
  Observed: 0.129412 0.074510 0.015686 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.495154
  Observed: 0.800000 0.392157 0.643137 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.782950
  Observed: 0.678431 0.219608 0.078431 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.877339
  Observed: 0.298039 0.152941 0.172549 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.400766
  Observed: 0.678431 0.219608 0.078431 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.838662
  Observed: 0.423529 0.325490 0.737255 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.439442
  Observed: 0.701961 0.345098 0.549020 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.838662
  Observed: 0.800000 0.392157 0.643137 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.439442
  Observed: 0.800000 0.392157 0.643137 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.239832
  Observed: 0.968627 0.470588 0.800000 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 1.000000
  Observed: 0.678431 0.219608 0.078431 0.301961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.495154
  Observed: 0.737255 0.501961 0.776471 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.782950
  Observed: 0.396078 0.200000 0.266667 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.495154
  Observed: 0.788235 0.419608 0.313726 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.782950
  Observed: 0.474510 0.243137 0.274510 0.239216
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.877339
  Observed: 0.733333 0.517647 0.603922 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.400766
  Observed: 1.000000 0.439216 0.125490 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.838662
  Observed: 0.733333 0.517647 0.603922 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.439442
  Observed: 0.690196 0.372549 0.219608 0.721569
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.838662
  Observed: 0.756863 0.247059 0.258824 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.439442
  Observed: 0.627451 0.298039 0.588235 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.239832
  Observed: 1.000000 0.439216 0.125490 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 1.000000
  Observed: 0.835294 0.513726 0.023529 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.495154
  Observed: 0.341176 0.172549 0.211765 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.782950
  Observed: 0.341176 0.172549 0.211765 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.495154
  Observed: 0.678431 0.219608 0.078431 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.782950
  Observed: 0.298039 0.152941 0.172549 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.877339
  Observed: 0.756863 0.368627 0.603922 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.400766
  Observed: 0.298039 0.152941 0.172549 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.838662
  Observed: 0.423529 0.325490 0.737255 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.439442
  Observed: 0.298039 0.152941 0.172549 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.838662
  Observed: 0.298039 0.152941 0.172549 0.607843
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.439442
  Observed: 0.298039 0.152941 0.172549 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.239832
  Observed: 0.396078 0.200000 0.266667 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 1.000000
  Observed: 1.000000 0.415686 0.596078 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.495154
  Observed: 0.129412 0.074510 0.015686 0.956863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.782950
  Observed: 0.678431 0.219608 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.495154
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.782950
  Observed: 0.415686 0.215686 0.223529 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.877339
  Observed: 0.423529 0.325490 0.737255 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.400766
  Observed: 0.341176 0.172549 0.211765 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.838662
  Observed: 0.396078 0.200000 0.266667 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.439442
  Observed: 0.733333 0.396078 0.258824 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.838662
  Observed: 0.800000 0.392157 0.643137 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.439442
  Observed: 0.545098 0.145098 0.062745 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.079944
  Observed: 0.545098 0.145098 0.062745 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.878384
  Observed: 0.788235 0.419608 0.313726 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.335266
  Observed: 1.000000 0.647059 0.054902 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.623062
  Observed: 1.000000 0.541176 0.062745 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.335266
  Observed: 0.654902 0.250980 0.839216 0.490196
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.623062
  Observed: 0.945098 0.619608 0.800000 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.717451
  Observed: 0.701961 0.345098 0.549020 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.240878
  Observed: 1.000000 0.639216 0.611765 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.678774
  Observed: 0.839216 0.396078 0.784314 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.279554
  Observed: 0.811765 0.545098 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.678774
  Observed: 0.129412 0.074510 0.015686 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.279554
  Observed: 0.701961 0.345098 0.549020 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.079944
  Observed: 0.129412 0.074510 0.015686 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.878384
  Observed: 0.129412 0.074510 0.015686 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.335266
  Observed: 0.701961 0.345098 0.549020 0.454902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.623062
  Observed: 1.000000 0.690196 0.847059 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.335266
  Observed: 1.000000 0.592157 0.650980 0.333333
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.623062
  Observed: 0.266667 0.125490 0.250980 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.717451
  Observed: 0.298039 0.152941 0.172549 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.240878
  Observed: 0.800000 0.392157 0.643137 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.678774
  Observed: 0.627451 0.298039 0.588235 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.279554
  Observed: 0.756863 0.470588 0.015686 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.678774
  Observed: 0.733333 0.294118 0.847059 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.279554
  Observed: 0.678431 0.219608 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.079944
  Observed: 1.000000 0.611765 0.690196 0.627451
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.878384
  Observed: 0.415686 0.117647 0.807843 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.335266
  Observed: 0.129412 0.074510 0.015686 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.623062
  Observed: 0.756863 0.145098 0.847059 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.335266
  Observed: 0.611765 0.329412 0.211765 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.623062
  Observed: 0.423529 0.325490 0.737255 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.717451
  Observed: 0.756863 0.470588 0.015686 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.240878
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.678774
  Observed: 0.811765 0.545098 0.784314 0.835294
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.279554
  Observed: 1.000000 0.439216 0.125490 0.282353
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.678774
  Observed: 0.298039 0.152941 0.172549 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.279554
  Observed: 0.129412 0.074510 0.015686 0.478431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.079944
  Observed: 0.298039 0.152941 0.172549 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.878384
  Observed: 0.752941 0.262745 0.086275 0.101961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.623062
  Observed: 0.341176 0.172549 0.211765 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.335266
  Observed: 0.396078 0.200000 0.266667 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.623062
  Observed: 0.423529 0.325490 0.737255 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.717451
  Observed: 0.968627 0.470588 0.800000 0.223529
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.240878
  Observed: 0.341176 0.172549 0.211765 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.678774
  Observed: 0.678431 0.219608 0.078431 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.279554
  Observed: 0.423529 0.325490 0.737255 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.678774
  Observed: 0.756863 0.470588 0.015686 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.279554
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.079944
  Observed: 0.341176 0.074510 0.800000 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.878384
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.623062
  Observed: 0.341176 0.074510 0.800000 0.254902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.335266
  Observed: 0.129412 0.074510 0.015686 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.623062
  Observed: 0.756863 0.470588 0.015686 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.717451
  Observed: 0.701961 0.345098 0.549020 0.200000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.240878
  Observed: 0.756863 0.470588 0.015686 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.678774
  Observed: 0.756863 0.470588 0.015686 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.279554
  Observed: 0.756863 0.470588 0.015686 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.678774
  Observed: 0.968627 0.470588 0.800000 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.279554
  Observed: 0.968627 0.470588 0.800000 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.079944
  Observed: 0.396078 0.200000 0.266667 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.878384
  Observed: 0.129412 0.074510 0.015686 0.917647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.335266
  Observed: 0.341176 0.172549 0.211765 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.623062
  Observed: 1.000000 0.592157 0.650980 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.335266
  Observed: 0.756863 0.470588 0.015686 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.623062
  Observed: 0.678431 0.219608 0.078431 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.717451
  Observed: 0.968627 0.470588 0.800000 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.240878
  Observed: 0.423529 0.325490 0.737255 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.279554
  Observed: 0.341176 0.074510 0.800000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.678774
  Observed: 1.000000 0.568627 0.682353 0.784314
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.279554
  Observed: 0.678431 0.219608 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.079944
  Observed: 0.341176 0.074510 0.800000 0.815686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.878384
  Observed: 0.298039 0.152941 0.172549 0.901961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.335266
  Observed: 0.341176 0.172549 0.211765 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.623062
  Observed: 0.756863 0.470588 0.015686 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.623062
  Observed: 0.800000 0.392157 0.643137 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.717451
  Observed: 0.298039 0.152941 0.172549 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.240878
  Observed: 0.968627 0.470588 0.800000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.279554
  Observed: 0.701961 0.345098 0.549020 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.678774
  Observed: 0.396078 0.200000 0.266667 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.279554
  Observed: 0.341176 0.074510 0.800000 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.079944
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.335266
  Observed: 0.701961 0.345098 0.549020 0.517647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.623062
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.335266
  Observed: 0.800000 0.392157 0.643137 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.623062
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.240878
  Observed: 0.800000 0.392157 0.643137 0.647059
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.678774
  Observed: 0.811765 0.545098 0.784314 0.078431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.279554
  Observed: 0.423529 0.325490 0.737255 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.678774
  Observed: 0.678431 0.219608 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.279554
  Observed: 0.298039 0.152941 0.172549 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.878384
  Observed: 0.756863 0.470588 0.015686 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.335266
  Observed: 0.811765 0.270588 0.309804 0.545098
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.623062
  Observed: 0.423529 0.325490 0.737255 0.862745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.335266
  Observed: 0.811765 0.545098 0.784314 0.678431
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.678774
  Observed: 1.000000 0.592157 0.650980 0.396078
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.279554
  Observed: 0.968627 0.470588 0.800000 1.000000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.678774
  Observed: 0.968627 0.470588 0.800000 0.470588
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.279554
  Observed: 0.678431 0.219608 0.078431 0.356863
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.079944
  Observed: 0.811765 0.270588 0.309804 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.878384
  Observed: 0.341176 0.074510 0.800000 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.335266
  Observed: 0.341176 0.074510 0.800000 0.376471
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.623062
  Observed: 0.423529 0.325490 0.737255 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.335266
  Observed: 1.000000 0.541176 0.062745 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.623062
  Observed: 0.415686 0.215686 0.223529 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.717451
  Observed: 0.298039 0.152941 0.172549 0.062745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.678774
  Observed: 0.701961 0.345098 0.549020 0.509804
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.079944
  Observed: 0.415686 0.215686 0.223529 0.572549
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.623062
  Observed: 0.756863 0.368627 0.603922 0.701961
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.335266
  Observed: 0.129412 0.074510 0.015686 0.317647
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.678774
  Observed: 0.701961 0.345098 0.549020 0.894118
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.279554
  Observed: 0.701961 0.345098 0.549020 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.335266
  Observed: 0.968627 0.470588 0.800000 0.854902
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.335266
  Observed: 0.756863 0.470588 0.015686 0.262745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.279554
  Observed: 0.129412 0.074510 0.015686 0.760784
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.678774
  Observed: 0.800000 0.392157 0.643137 0.415686
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.239832
  Observed: 0.800000 0.392157 0.643137 0.800000
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.495154
  Observed: 0.341176 0.074510 0.800000 0.662745
  Blend src factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.255322
  Observed: 0.396078 0.200000 0.266667 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 1.000000
  Observed: 0.701961 0.345098 0.549020 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.510644
  Observed: 0.756863 0.470588 0.015686 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.798440
  Observed: 0.396078 0.200000 0.266667 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.510644
  Observed: 0.298039 0.152941 0.172549 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.798440
  Observed: 0.341176 0.172549 0.211765 0.078431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.892829
  Observed: 0.396078 0.200000 0.266667 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.416256
  Observed: 0.129412 0.074510 0.015686 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.854152
  Observed: 0.678431 0.219608 0.078431 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.454932
  Observed: 0.129412 0.074510 0.015686 0.223529
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.854152
  Observed: 0.756863 0.145098 0.847059 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.454932
  Observed: 0.298039 0.152941 0.172549 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.255322
  Observed: 0.756863 0.247059 0.258824 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 1.000000
  Observed: 0.800000 0.392157 0.643137 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.510644
  Observed: 0.298039 0.152941 0.172549 0.639216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.798440
  Observed: 0.341176 0.172549 0.211765 0.062745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.510644
  Observed: 0.968627 0.470588 0.800000 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.798440
  Observed: 0.000000 0.000000 0.000000 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.892829
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.416256
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.854152
  Observed: 0.788235 0.419608 0.313726 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.454932
  Observed: 0.756863 0.368627 0.603922 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.854152
  Observed: 0.341176 0.074510 0.800000 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.454932
  Observed: 0.423529 0.325490 0.737255 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.255322
  Observed: 0.341176 0.074510 0.800000 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 1.000000
  Observed: 0.298039 0.152941 0.172549 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.510644
  Observed: 0.968627 0.470588 0.800000 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.798440
  Observed: 0.129412 0.074510 0.015686 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.510644
  Observed: 0.800000 0.392157 0.643137 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.798440
  Observed: 0.756863 0.368627 0.603922 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.892829
  Observed: 0.701961 0.345098 0.549020 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.416256
  Observed: 0.129412 0.074510 0.015686 0.078431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.854152
  Observed: 0.341176 0.074510 0.800000 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.454932
  Observed: 0.341176 0.172549 0.211765 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.854152
  Observed: 0.341176 0.074510 0.800000 0.376471
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.454932
  Observed: 0.423529 0.325490 0.737255 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.064454
  Observed: 0.756863 0.368627 0.603922 0.101961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.862894
  Observed: 0.800000 0.392157 0.643137 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.607572
  Observed: 0.341176 0.172549 0.211765 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.319776
  Observed: 0.396078 0.200000 0.266667 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.607572
  Observed: 0.129412 0.074510 0.015686 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.701961
  Observed: 0.800000 0.392157 0.643137 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.225388
  Observed: 0.298039 0.152941 0.172549 0.396078
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.663284
  Observed: 0.298039 0.152941 0.172549 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.264064
  Observed: 0.800000 0.392157 0.643137 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.663284
  Observed: 0.423529 0.325490 0.737255 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.264064
  Observed: 0.756863 0.368627 0.603922 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.064454
  Observed: 0.168627 0.078431 0.156863 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.862894
  Observed: 0.341176 0.172549 0.211765 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.319776
  Observed: 0.372549 0.349020 0.266667 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.607572
  Observed: 0.968627 0.470588 0.800000 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.319776
  Observed: 0.968627 0.470588 0.800000 0.376471
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.607572
  Observed: 0.211765 0.098039 0.196078 0.647059
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.701961
  Observed: 0.396078 0.200000 0.266667 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.225388
  Observed: 0.756863 0.470588 0.015686 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.663284
  Observed: 0.129412 0.074510 0.015686 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.264064
  Observed: 0.756863 0.470588 0.015686 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.663284
  Observed: 0.756863 0.368627 0.603922 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.264064
  Observed: 0.650980 0.368627 0.078431 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.064454
  Observed: 1.000000 0.639216 0.611765 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.862894
  Observed: 0.341176 0.074510 0.800000 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.319776
  Observed: 0.862745 0.466667 0.274510 0.223529
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.607572
  Observed: 0.670588 0.317647 0.627451 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.319776
  Observed: 0.654902 0.349020 0.250980 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.607572
  Observed: 0.733333 0.517647 0.603922 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.701961
  Observed: 0.835294 0.415686 0.611765 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.225388
  Observed: 1.000000 0.647059 0.839216 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.663284
  Observed: 0.313726 0.223529 0.800000 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.264064
  Observed: 1.000000 0.764706 0.862745 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.663284
  Observed: 0.992157 0.396078 0.113725 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.264064
  Observed: 0.862745 0.466667 0.274510 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.064454
  Observed: 0.733333 0.619608 0.015686 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.862894
  Observed: 1.000000 0.568627 0.682353 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.319776
  Observed: 0.701961 0.345098 0.549020 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.607572
  Observed: 0.752941 0.262745 0.086275 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.319776
  Observed: 0.654902 0.250980 0.839216 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.607572
  Observed: 1.000000 0.513726 0.141176 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.701961
  Observed: 0.313726 0.321569 0.215686 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.225388
  Observed: 0.733333 0.294118 0.847059 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.663284
  Observed: 1.000000 0.439216 0.125490 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.264064
  Observed: 0.572549 0.270588 0.533333 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.663284
  Observed: 0.000000 0.000000 0.000000 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.264064
  Observed: 0.545098 0.145098 0.062745 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.064454
  Observed: 0.945098 0.619608 0.800000 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.862894
  Observed: 0.211765 0.098039 0.196078 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.319776
  Observed: 0.811765 0.270588 0.309804 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.607572
  Observed: 0.545098 0.145098 0.062745 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.319776
  Observed: 0.376471 0.196078 0.180392 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.607572
  Observed: 0.862745 0.368627 0.862745 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.701961
  Observed: 0.474510 0.243137 0.274510 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.225388
  Observed: 0.627451 0.396078 0.000000 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.663284
  Observed: 0.545098 0.145098 0.062745 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.264064
  Observed: 0.819608 0.447059 0.235294 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.663284
  Observed: 0.211765 0.098039 0.196078 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.264064
  Observed: 0.839216 0.396078 0.784314 0.160784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.064454
  Observed: 1.000000 0.415686 0.596078 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.862894
  Observed: 0.211765 0.000000 0.784314 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.319776
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.607572
  Observed: 0.415686 0.117647 0.807843 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.319776
  Observed: 1.000000 0.690196 0.062745 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.607572
  Observed: 0.372549 0.349020 0.266667 0.062745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.701961
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.225388
  Observed: 0.756863 0.470588 0.015686 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.663284
  Observed: 0.756863 0.368627 0.603922 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.264064
  Observed: 0.341176 0.074510 0.800000 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.663284
  Observed: 0.341176 0.074510 0.800000 0.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.264064
  Observed: 0.129412 0.074510 0.015686 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.064454
  Observed: 0.313726 0.321569 0.215686 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.862894
  Observed: 1.000000 0.690196 0.062745 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.319776
  Observed: 0.298039 0.152941 0.172549 0.647059
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.607572
  Observed: 0.968627 0.470588 0.800000 0.901961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.319776
  Observed: 0.396078 0.200000 0.266667 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.607572
  Observed: 0.129412 0.074510 0.015686 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.701961
  Observed: 0.423529 0.325490 0.737255 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.225388
  Observed: 0.756863 0.368627 0.603922 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.663284
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.264064
  Observed: 0.756863 0.470588 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.663284
  Observed: 0.800000 0.392157 0.643137 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.264064
  Observed: 0.396078 0.200000 0.266667 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.064454
  Observed: 0.678431 0.219608 0.078431 0.301961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.862894
  Observed: 0.701961 0.345098 0.549020 0.815686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.319776
  Observed: 0.341176 0.074510 0.800000 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.607572
  Observed: 0.211765 0.098039 0.196078 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.319776
  Observed: 0.992157 0.396078 0.113725 0.901961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.607572
  Observed: 0.207843 0.117647 0.023529 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.701961
  Observed: 0.968627 0.470588 0.800000 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.225388
  Observed: 0.341176 0.074510 0.800000 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.663284
  Observed: 1.000000 0.611765 0.690196 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.264064
  Observed: 0.788235 0.419608 0.313726 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.663284
  Observed: 0.800000 0.392157 0.643137 0.639216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.264064
  Observed: 0.701961 0.345098 0.549020 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.064454
  Observed: 0.129412 0.074510 0.015686 0.478431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.862894
  Observed: 0.701961 0.345098 0.549020 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.319776
  Observed: 0.423529 0.325490 0.737255 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.607572
  Observed: 0.756863 0.470588 0.015686 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.319776
  Observed: 0.341176 0.172549 0.211765 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.607572
  Observed: 0.756863 0.470588 0.015686 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.701961
  Observed: 0.756863 0.470588 0.015686 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.225388
  Observed: 0.129412 0.074510 0.015686 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.663284
  Observed: 0.945098 0.619608 0.800000 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.264064
  Observed: 0.650980 0.368627 0.078431 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.663284
  Observed: 0.545098 0.145098 0.062745 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.264064
  Observed: 0.423529 0.325490 0.737255 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.064454
  Observed: 1.000000 0.439216 0.125490 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.862894
  Observed: 0.611765 0.329412 0.211765 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.319776
  Observed: 0.788235 0.419608 0.313726 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.607572
  Observed: 0.341176 0.074510 0.800000 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.319776
  Observed: 0.654902 0.250980 0.839216 0.376471
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.607572
  Observed: 0.396078 0.200000 0.266667 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.701961
  Observed: 0.756863 0.368627 0.603922 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.225388
  Observed: 0.423529 0.325490 0.737255 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.663284
  Observed: 0.968627 0.470588 0.800000 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.264064
  Observed: 0.341176 0.074510 0.800000 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.663284
  Observed: 0.341176 0.172549 0.211765 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.264064
  Observed: 0.341176 0.074510 0.800000 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.064454
  Observed: 0.341176 0.172549 0.211765 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.862894
  Observed: 0.678431 0.219608 0.078431 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.319776
  Observed: 0.737255 0.501961 0.776471 0.396078
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.607572
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.319776
  Observed: 0.701961 0.345098 0.549020 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.607572
  Observed: 0.521569 0.294118 0.062745 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.701961
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.225388
  Observed: 0.800000 0.392157 0.643137 0.647059
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.663284
  Observed: 0.756863 0.368627 0.603922 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.264064
  Observed: 0.474510 0.243137 0.274510 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.663284
  Observed: 0.129412 0.074510 0.015686 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.264064
  Observed: 0.396078 0.200000 0.266667 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.064454
  Observed: 0.129412 0.074510 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.862894
  Observed: 0.756863 0.145098 0.847059 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.319776
  Observed: 0.129412 0.074510 0.015686 0.639216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.607572
  Observed: 0.341176 0.172549 0.211765 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.319776
  Observed: 0.678431 0.219608 0.078431 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.607572
  Observed: 0.800000 0.392157 0.643137 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.225388
  Observed: 0.678431 0.219608 0.078431 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.663284
  Observed: 0.396078 0.200000 0.266667 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.264064
  Observed: 0.968627 0.470588 0.800000 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.663284
  Observed: 0.341176 0.074510 0.800000 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.264064
  Observed: 0.701961 0.345098 0.549020 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.102257
  Observed: 0.756863 0.470588 0.015686 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.900697
  Observed: 0.298039 0.152941 0.172549 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.357579
  Observed: 0.945098 0.619608 0.800000 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.645375
  Observed: 0.298039 0.152941 0.172549 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.357579
  Observed: 0.611765 0.329412 0.211765 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.645375
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.739763
  Observed: 0.396078 0.474510 0.741176 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.263190
  Observed: 0.396078 0.474510 0.741176 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.701087
  Observed: 1.000000 0.564706 0.596078 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.301867
  Observed: 0.756863 0.470588 0.015686 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.701087
  Observed: 1.000000 0.541176 0.062745 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.301867
  Observed: 0.396078 0.200000 0.266667 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.102257
  Observed: 0.701961 0.345098 0.549020 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.900697
  Observed: 0.341176 0.074510 0.800000 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.357579
  Observed: 0.811765 0.545098 0.784314 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.645375
  Observed: 0.298039 0.152941 0.172549 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.357579
  Observed: 0.800000 0.392157 0.643137 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.645375
  Observed: 0.701961 0.345098 0.549020 0.160784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.739763
  Observed: 0.678431 0.219608 0.078431 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.263190
  Observed: 0.423529 0.325490 0.737255 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.701087
  Observed: 1.000000 0.592157 0.650980 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.301867
  Observed: 0.266667 0.125490 0.250980 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.701087
  Observed: 0.756863 0.470588 0.015686 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.301867
  Observed: 0.423529 0.325490 0.737255 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.102257
  Observed: 0.756863 0.470588 0.015686 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.900697
  Observed: 0.129412 0.074510 0.015686 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.357579
  Observed: 1.000000 0.541176 0.062745 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.645375
  Observed: 0.423529 0.325490 0.737255 0.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.357579
  Observed: 0.701961 0.345098 0.549020 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.645375
  Observed: 0.341176 0.172549 0.211765 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.739763
  Observed: 0.341176 0.172549 0.211765 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.263190
  Observed: 0.298039 0.152941 0.172549 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.701087
  Observed: 0.341176 0.074510 0.800000 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.301867
  Observed: 1.000000 0.647059 0.054902 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.701087
  Observed: 0.298039 0.152941 0.172549 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.301867
  Observed: 0.423529 0.325490 0.737255 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.102257
  Observed: 0.701961 0.345098 0.549020 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.900697
  Observed: 0.678431 0.219608 0.078431 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.357579
  Observed: 0.129412 0.074510 0.015686 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.645375
  Observed: 0.415686 0.117647 0.807843 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.357579
  Observed: 0.678431 0.219608 0.078431 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.645375
  Observed: 0.545098 0.145098 0.062745 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.739763
  Observed: 0.800000 0.392157 0.643137 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.263190
  Observed: 0.423529 0.325490 0.737255 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.701087
  Observed: 0.800000 0.392157 0.643137 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.301867
  Observed: 0.396078 0.200000 0.266667 0.639216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.701087
  Observed: 0.800000 0.392157 0.643137 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.301867
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.102257
  Observed: 0.396078 0.200000 0.266667 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.900697
  Observed: 0.756863 0.368627 0.603922 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.357579
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.645375
  Observed: 0.756863 0.368627 0.603922 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.357579
  Observed: 0.968627 0.470588 0.800000 0.639216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.645375
  Observed: 0.701961 0.345098 0.549020 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.739763
  Observed: 0.800000 0.392157 0.643137 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.263190
  Observed: 0.678431 0.219608 0.078431 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.701087
  Observed: 0.341176 0.172549 0.211765 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.301867
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.701087
  Observed: 0.800000 0.392157 0.643137 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.301867
  Observed: 0.800000 0.392157 0.643137 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.102257
  Observed: 1.000000 0.592157 0.650980 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.900697
  Observed: 0.756863 0.470588 0.015686 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.357579
  Observed: 0.396078 0.200000 0.266667 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.645375
  Observed: 0.396078 0.200000 0.266667 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.357579
  Observed: 0.968627 0.470588 0.800000 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.645375
  Observed: 0.396078 0.200000 0.266667 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.739763
  Observed: 0.341176 0.172549 0.211765 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.701087
  Observed: 0.341176 0.172549 0.211765 0.478431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.301867
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.701087
  Observed: 0.968627 0.470588 0.800000 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.301867
  Observed: 0.396078 0.200000 0.266667 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.102257
  Observed: 0.968627 0.470588 0.800000 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.900697
  Observed: 0.756863 0.368627 0.603922 0.647059
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.357579
  Observed: 1.000000 0.568627 0.682353 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.645375
  Observed: 0.341176 0.172549 0.211765 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.357579
  Observed: 0.968627 0.470588 0.800000 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.645375
  Observed: 0.968627 0.470588 0.800000 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.739763
  Observed: 0.129412 0.074510 0.015686 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.263190
  Observed: 0.701961 0.345098 0.549020 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.701087
  Observed: 0.756863 0.470588 0.015686 0.160784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.301867
  Observed: 0.968627 0.470588 0.800000 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.701087
  Observed: 0.341176 0.074510 0.800000 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.301867
  Observed: 0.968627 0.470588 0.800000 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.102257
  Observed: 0.678431 0.219608 0.078431 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.900697
  Observed: 0.298039 0.152941 0.172549 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.357579
  Observed: 0.298039 0.152941 0.172549 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.645375
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.645375
  Observed: 0.423529 0.325490 0.737255 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.739763
  Observed: 0.298039 0.152941 0.172549 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.263190
  Observed: 0.396078 0.200000 0.266667 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.701087
  Observed: 0.423529 0.325490 0.737255 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.701087
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.102257
  Observed: 0.701961 0.345098 0.549020 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.357579
  Observed: 0.298039 0.152941 0.172549 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.645375
  Observed: 0.800000 0.392157 0.643137 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.645375
  Observed: 0.341176 0.074510 0.800000 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.739763
  Observed: 0.423529 0.325490 0.737255 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.263190
  Observed: 0.678431 0.219608 0.078431 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.701087
  Observed: 0.811765 0.545098 0.784314 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.301867
  Observed: 0.498039 0.368627 0.749020 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.701087
  Observed: 0.678431 0.219608 0.078431 0.356863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.301867
  Observed: 0.396078 0.200000 0.266667 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.357579
  Observed: 1.000000 0.592157 0.650980 0.396078
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.739763
  Observed: 0.968627 0.470588 0.800000 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.263190
  Observed: 0.423529 0.325490 0.737255 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.701087
  Observed: 0.423529 0.325490 0.737255 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.301867
  Observed: 0.968627 0.470588 0.800000 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.701087
  Observed: 0.341176 0.172549 0.211765 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.301867
  Observed: 0.678431 0.219608 0.078431 0.078431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.102257
  Observed: 0.756863 0.368627 0.603922 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.900697
  Observed: 0.678431 0.219608 0.078431 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.357579
  Observed: 0.968627 0.470588 0.800000 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.645375
  Observed: 0.992157 0.396078 0.113725 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.357579
  Observed: 0.129412 0.074510 0.015686 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.263190
  Observed: 0.678431 0.219608 0.078431 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.701087
  Observed: 0.298039 0.152941 0.172549 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.301867
  Observed: 0.701961 0.345098 0.549020 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.301867
  Observed: 0.701961 0.345098 0.549020 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.102257
  Observed: 0.678431 0.219608 0.078431 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.900697
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.357579
  Observed: 0.756863 0.368627 0.603922 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.645375
  Observed: 0.756863 0.470588 0.015686 0.396078
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.357579
  Observed: 0.756863 0.470588 0.015686 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.645375
  Observed: 0.968627 0.470588 0.800000 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.263190
  Observed: 0.968627 0.470588 0.800000 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.701087
  Observed: 0.800000 0.392157 0.643137 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.701087
  Observed: 0.341176 0.074510 0.800000 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.301867
  Observed: 0.701961 0.345098 0.549020 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.217519
  Observed: 0.756863 0.368627 0.603922 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.472842
  Observed: 0.341176 0.172549 0.211765 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.472842
  Observed: 0.701961 0.345098 0.549020 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.495154
  Observed: 0.811765 0.545098 0.784314 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.400766
  Observed: 1.000000 0.439216 0.125490 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.782950
  Observed: 0.396078 0.200000 0.266667 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.877339
  Observed: 0.756863 0.145098 0.847059 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.400766
  Observed: 0.835294 0.415686 0.611765 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.838662
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.439442
  Observed: 0.129412 0.074510 0.015686 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.838662
  Observed: 0.733333 0.294118 0.847059 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.439442
  Observed: 1.000000 0.647059 0.839216 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.239832
  Observed: 0.756863 0.470588 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 1.000000
  Observed: 0.423529 0.325490 0.737255 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.495154
  Observed: 0.129412 0.074510 0.015686 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.782950
  Observed: 0.701961 0.345098 0.549020 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.495154
  Observed: 0.396078 0.200000 0.266667 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.782950
  Observed: 0.756863 0.470588 0.015686 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.877339
  Observed: 0.396078 0.200000 0.266667 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.400766
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.838662
  Observed: 0.678431 0.219608 0.078431 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.439442
  Observed: 0.298039 0.152941 0.172549 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.838662
  Observed: 0.800000 0.392157 0.643137 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.439442
  Observed: 0.423529 0.325490 0.737255 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.079944
  Observed: 0.756863 0.368627 0.603922 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.878384
  Observed: 0.800000 0.392157 0.643137 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.335266
  Observed: 0.341176 0.172549 0.211765 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.623062
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.335266
  Observed: 0.341176 0.074510 0.800000 0.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.623062
  Observed: 0.756863 0.368627 0.603922 0.101961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.717451
  Observed: 0.168627 0.078431 0.156863 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.240878
  Observed: 0.737255 0.501961 0.776471 0.078431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.678774
  Observed: 0.423529 0.325490 0.737255 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.279554
  Observed: 0.800000 0.392157 0.643137 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.678774
  Observed: 0.678431 0.219608 0.078431 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.279554
  Observed: 0.701961 0.345098 0.549020 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.079944
  Observed: 0.968627 0.470588 0.800000 0.062745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.878384
  Observed: 0.756863 0.368627 0.603922 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.335266
  Observed: 0.756863 0.470588 0.015686 0.470588
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.623062
  Observed: 0.701961 0.345098 0.549020 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.335266
  Observed: 0.396078 0.200000 0.266667 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.623062
  Observed: 0.545098 0.145098 0.062745 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.717451
  Observed: 0.396078 0.200000 0.266667 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.240878
  Observed: 0.341176 0.074510 0.800000 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.678774
  Observed: 0.701961 0.345098 0.549020 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.279554
  Observed: 0.129412 0.074510 0.015686 0.478431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.678774
  Observed: 0.968627 0.470588 0.800000 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.279554
  Observed: 0.341176 0.074510 0.800000 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.079944
  Observed: 0.423529 0.325490 0.737255 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.878384
  Observed: 0.396078 0.200000 0.266667 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.335266
  Observed: 0.341176 0.074510 0.800000 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.623062
  Observed: 0.701961 0.345098 0.549020 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.335266
  Observed: 0.129412 0.074510 0.015686 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.623062
  Observed: 0.298039 0.152941 0.172549 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.717451
  Observed: 0.129412 0.074510 0.015686 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.240878
  Observed: 0.129412 0.074510 0.015686 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.678774
  Observed: 0.756863 0.368627 0.603922 0.470588
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.279554
  Observed: 0.678431 0.219608 0.078431 0.215686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.678774
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.279554
  Observed: 0.298039 0.152941 0.172549 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.079944
  Observed: 0.678431 0.219608 0.078431 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.878384
  Observed: 0.800000 0.392157 0.643137 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.335266
  Observed: 0.298039 0.152941 0.172549 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.623062
  Observed: 0.129412 0.074510 0.015686 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.335266
  Observed: 0.341176 0.172549 0.211765 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.623062
  Observed: 0.341176 0.074510 0.800000 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.717451
  Observed: 0.341176 0.172549 0.211765 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.240878
  Observed: 0.968627 0.470588 0.800000 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.678774
  Observed: 0.650980 0.368627 0.078431 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.279554
  Observed: 0.756863 0.470588 0.015686 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.678774
  Observed: 0.800000 0.392157 0.643137 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.279554
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.079944
  Observed: 0.298039 0.152941 0.172549 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.878384
  Observed: 0.678431 0.219608 0.078431 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.335266
  Observed: 0.341176 0.074510 0.800000 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.623062
  Observed: 0.341176 0.074510 0.800000 0.815686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.335266
  Observed: 0.968627 0.470588 0.800000 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.623062
  Observed: 0.968627 0.470588 0.800000 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.717451
  Observed: 0.756863 0.470588 0.015686 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.240878
  Observed: 0.701961 0.345098 0.549020 0.478431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.678774
  Observed: 0.701961 0.345098 0.549020 0.815686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.279554
  Observed: 0.862745 0.466667 0.274510 0.223529
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.678774
  Observed: 0.396078 0.200000 0.266667 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.279554
  Observed: 0.670588 0.317647 0.627451 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.079944
  Observed: 0.129412 0.074510 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.878384
  Observed: 0.678431 0.219608 0.078431 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.335266
  Observed: 0.298039 0.152941 0.172549 0.062745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.623062
  Observed: 0.396078 0.200000 0.266667 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.335266
  Observed: 0.678431 0.219608 0.078431 0.470588
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.623062
  Observed: 0.968627 0.470588 0.800000 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.717451
  Observed: 0.341176 0.172549 0.211765 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.240878
  Observed: 0.678431 0.219608 0.078431 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.678774
  Observed: 0.298039 0.152941 0.172549 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.279554
  Observed: 0.800000 0.392157 0.643137 0.396078
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.678774
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.279554
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.079944
  Observed: 0.756863 0.368627 0.603922 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.878384
  Observed: 0.756863 0.470588 0.015686 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.335266
  Observed: 0.129412 0.074510 0.015686 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.623062
  Observed: 0.415686 0.117647 0.807843 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.335266
  Observed: 0.423529 0.325490 0.737255 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.623062
  Observed: 0.129412 0.074510 0.015686 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.717451
  Observed: 0.756863 0.470588 0.015686 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.240878
  Observed: 0.678431 0.219608 0.078431 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.678774
  Observed: 0.968627 0.470588 0.800000 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.279554
  Observed: 0.968627 0.470588 0.800000 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.678774
  Observed: 0.756863 0.368627 0.603922 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.279554
  Observed: 0.341176 0.074510 0.800000 0.223529
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.079944
  Observed: 0.701961 0.345098 0.549020 0.470588
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.878384
  Observed: 0.756863 0.470588 0.015686 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.335266
  Observed: 0.341176 0.074510 0.800000 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.623062
  Observed: 0.129412 0.074510 0.015686 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.335266
  Observed: 0.341176 0.074510 0.800000 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.623062
  Observed: 0.968627 0.470588 0.800000 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.717451
  Observed: 0.341176 0.074510 0.800000 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.240878
  Observed: 0.396078 0.200000 0.266667 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (4,0)
  Expected: 0.284664 0.289739 0.122665 0.521802
  Observed: 0.298039 0.294118 0.152941 0.521569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.279554
  Observed: 0.298039 0.152941 0.172549 0.647059
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.678774
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.279554
  Observed: 1.000000 0.639216 0.611765 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.079944
  Observed: 1.000000 0.592157 0.650980 0.223529
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.878384
  Observed: 1.000000 0.764706 0.078431 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.335266
  Observed: 1.000000 0.647059 0.054902 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.623062
  Observed: 1.000000 0.415686 0.596078 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.335266
  Observed: 0.862745 0.466667 0.274510 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.623062
  Observed: 0.000000 0.000000 0.000000 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.717451
  Observed: 0.545098 0.145098 0.062745 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.240878
  Observed: 1.000000 0.764706 0.862745 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.678774
  Observed: 0.654902 0.250980 0.839216 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.279554
  Observed: 0.294118 0.250980 0.721569 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.678774
  Observed: 0.811765 0.270588 0.309804 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.279554
  Observed: 1.000000 0.513726 0.141176 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.079944
  Observed: 0.992157 0.396078 0.113725 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.878384
  Observed: 0.670588 0.317647 0.627451 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.335266
  Observed: 1.000000 0.513726 0.141176 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.623062
  Observed: 0.737255 0.501961 0.776471 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.335266
  Observed: 0.627451 0.298039 0.588235 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.623062
  Observed: 1.000000 0.290196 0.121569 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.717451
  Observed: 0.862745 0.368627 0.862745 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.240878
  Observed: 0.211765 0.098039 0.196078 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.678774
  Observed: 1.000000 0.690196 0.847059 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.279554
  Observed: 1.000000 0.513726 0.141176 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.678774
  Observed: 0.211765 0.000000 0.784314 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.279554
  Observed: 0.341176 0.172549 0.211765 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.079944
  Observed: 0.211765 0.098039 0.196078 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.878384
  Observed: 0.211765 0.000000 0.784314 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.335266
  Observed: 0.800000 0.392157 0.643137 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.623062
  Observed: 1.000000 0.513726 0.141176 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.335266
  Observed: 0.341176 0.074510 0.800000 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.623062
  Observed: 0.800000 0.392157 0.643137 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.717451
  Observed: 0.678431 0.494118 0.552941 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.240878
  Observed: 0.800000 0.392157 0.643137 0.647059
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.678774
  Observed: 0.105882 0.223529 0.015686 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.279554
  Observed: 0.396078 0.474510 0.741176 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.678774
  Observed: 1.000000 0.639216 0.611765 0.254902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.279554
  Observed: 0.756863 0.368627 0.603922 0.678431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.079944
  Observed: 0.627451 0.298039 0.588235 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.878384
  Observed: 0.396078 0.474510 0.741176 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.335266
  Observed: 0.415686 0.215686 0.223529 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.623062
  Observed: 0.819608 0.447059 0.235294 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.335266
  Observed: 0.611765 0.329412 0.211765 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.623062
  Observed: 0.498039 0.368627 0.749020 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.717451
  Observed: 0.396078 0.200000 0.266667 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.240878
  Observed: 0.862745 0.466667 0.274510 0.223529
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.678774
  Observed: 0.670588 0.317647 0.627451 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.279554
  Observed: 0.945098 0.619608 0.800000 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.678774
  Observed: 0.862745 0.368627 0.862745 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.279554
  Observed: 0.000000 0.000000 0.000000 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.239832
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 1.000000
  Observed: 1.000000 0.513726 0.141176 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.495154
  Observed: 1.000000 0.564706 0.596078 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.782950
  Observed: 0.862745 0.466667 0.274510 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.495154
  Observed: 0.521569 0.294118 0.062745 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.782950
  Observed: 0.839216 0.396078 0.784314 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.877339
  Observed: 0.627451 0.396078 0.000000 0.470588
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.400766
  Observed: 0.654902 0.250980 0.839216 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.838662
  Observed: 0.372549 0.349020 0.266667 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.439442
  Observed: 0.341176 0.074510 0.800000 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.838662
  Observed: 0.701961 0.345098 0.549020 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.439442
  Observed: 0.968627 0.470588 0.800000 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.239832
  Observed: 0.396078 0.200000 0.266667 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 1.000000
  Observed: 0.313726 0.321569 0.215686 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.495154
  Observed: 0.756863 0.145098 0.847059 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.782950
  Observed: 0.756863 0.368627 0.603922 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.495154
  Observed: 0.945098 0.619608 0.800000 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.782950
  Observed: 0.129412 0.074510 0.015686 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.877339
  Observed: 0.611765 0.329412 0.211765 0.627451
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.400766
  Observed: 0.945098 0.619608 0.800000 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.838662
  Observed: 0.341176 0.172549 0.211765 0.741176
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.439442
  Observed: 0.756863 0.470588 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.838662
  Observed: 0.756863 0.470588 0.015686 0.901961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.439442
  Observed: 0.756863 0.470588 0.015686 0.101961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.239832
  Observed: 0.756863 0.470588 0.015686 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 1.000000
  Observed: 0.678431 0.219608 0.078431 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.495154
  Observed: 0.968627 0.470588 0.800000 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.782950
  Observed: 0.396078 0.200000 0.266667 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.495154
  Observed: 0.756863 0.470588 0.015686 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.782950
  Observed: 0.800000 0.392157 0.643137 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.877339
  Observed: 0.968627 0.470588 0.800000 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.400766
  Observed: 0.341176 0.172549 0.211765 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.838662
  Observed: 0.811765 0.545098 0.784314 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.439442
  Observed: 0.654902 0.349020 0.250980 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.838662
  Observed: 0.678431 0.219608 0.078431 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.439442
  Observed: 1.000000 0.513726 0.807843 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.239832
  Observed: 1.000000 0.686275 0.705882 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 1.000000
  Observed: 1.000000 0.647059 0.054902 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.495154
  Observed: 0.396078 0.200000 0.266667 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.782950
  Observed: 0.341176 0.172549 0.211765 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.495154
  Observed: 0.129412 0.074510 0.015686 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.782950
  Observed: 0.701961 0.345098 0.549020 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.400766
  Observed: 0.701961 0.345098 0.549020 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.838662
  Observed: 0.968627 0.470588 0.800000 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.439442
  Observed: 0.701961 0.345098 0.549020 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.838662
  Observed: 0.968627 0.470588 0.800000 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.424622 0.323423 0.737491 0.439442
  Observed: 0.129412 0.074510 0.015686 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.239832
  Observed: 1.000000 0.439216 0.125490 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 1.000000
  Observed: 1.000000 0.647059 0.839216 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.782950
  Observed: 0.341176 0.074510 0.800000 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.495154
  Observed: 0.701961 0.345098 0.549020 0.200000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.782950
  Observed: 0.423529 0.325490 0.737255 0.333333
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.877339
  Observed: 0.756863 0.368627 0.603922 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.400766
  Observed: 0.678431 0.219608 0.078431 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.838662
  Observed: 0.266667 0.125490 0.250980 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.439442
  Observed: 0.756863 0.368627 0.603922 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.838662
  Observed: 0.341176 0.172549 0.211765 0.600000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.399830 0.200290 0.266224 0.439442
  Observed: 0.423529 0.325490 0.737255 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.239832
  Observed: 0.968627 0.470588 0.800000 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 1.000000
  Observed: 0.341176 0.074510 0.800000 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.495154
  Observed: 0.678431 0.219608 0.078431 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.782950
  Observed: 0.756863 0.470588 0.015686 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.495154
  Observed: 1.000000 0.647059 0.054902 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.782950
  Observed: 0.968627 0.470588 0.800000 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.877339
  Observed: 0.396078 0.200000 0.266667 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.400766
  Observed: 0.733333 0.517647 0.603922 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.838662
  Observed: 0.423529 0.325490 0.737255 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.702674 0.342444 0.548491 0.439442
  Observed: 0.423529 0.325490 0.737255 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 1.000000
  Observed: 0.756863 0.470588 0.015686 0.478431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.495154
  Observed: 0.341176 0.172549 0.211765 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.782950
  Observed: 0.396078 0.200000 0.266667 0.639216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.495154
  Observed: 0.701961 0.345098 0.549020 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.782950
  Observed: 0.129412 0.074510 0.015686 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.877339
  Observed: 0.129412 0.074510 0.015686 0.317647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.400766
  Observed: 0.341176 0.074510 0.800000 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.838662
  Observed: 0.341176 0.074510 0.800000 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.439442
  Observed: 0.396078 0.200000 0.266667 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.838662
  Observed: 0.800000 0.392157 0.643137 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.801998 0.389066 0.641066 0.439442
  Observed: 0.396078 0.200000 0.266667 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.239832
  Observed: 0.968627 0.470588 0.800000 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 1.000000
  Observed: 0.800000 0.392157 0.643137 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.495154
  Observed: 0.756863 0.368627 0.603922 0.062745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.782950
  Observed: 0.396078 0.200000 0.266667 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.782950
  Observed: 0.968627 0.470588 0.800000 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.877339
  Observed: 0.129412 0.074510 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.400766
  Observed: 0.701961 0.345098 0.549020 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.838662
  Observed: 0.756863 0.368627 0.603922 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.439442
  Observed: 0.800000 0.392157 0.643137 0.478431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.838662
  Observed: 0.341176 0.172549 0.211765 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.300506 0.153667 0.173649 0.439442
  Observed: 0.701961 0.345098 0.549020 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.239832
  Observed: 0.968627 0.470588 0.800000 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.495154
  Observed: 0.129412 0.074510 0.015686 0.454902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.782950
  Observed: 0.298039 0.152941 0.172549 0.356863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.495154
  Observed: 0.701961 0.345098 0.549020 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.782950
  Observed: 0.341176 0.074510 0.800000 0.894118
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.877339
  Observed: 0.968627 0.470588 0.800000 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.400766
  Observed: 0.298039 0.152941 0.172549 0.478431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.838662
  Observed: 0.968627 0.470588 0.800000 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.439442
  Observed: 0.129412 0.074510 0.015686 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.838662
  Observed: 0.341176 0.074510 0.800000 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.074175 0.798907 0.439442
  Observed: 0.756863 0.470588 0.015686 0.160784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.239832
  Observed: 0.298039 0.152941 0.172549 0.301961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 1.000000
  Observed: 0.298039 0.152941 0.172549 0.215686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.495154
  Observed: 0.423529 0.325490 0.737255 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.495154
  Observed: 0.800000 0.392157 0.643137 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.877339
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.400766
  Observed: 0.298039 0.152941 0.172549 0.721569
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.838662
  Observed: 0.756863 0.368627 0.603922 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.439442
  Observed: 0.341176 0.172549 0.211765 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.838662
  Observed: 0.396078 0.200000 0.266667 0.239216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.468558 0.015808 0.439442
  Observed: 0.423529 0.325490 0.737255 0.956863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.239832
  Observed: 0.756863 0.470588 0.015686 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 1.000000
  Observed: 0.800000 0.392157 0.643137 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.495154
  Observed: 0.423529 0.325490 0.737255 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.782950
  Observed: 0.800000 0.392157 0.643137 0.662745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.495154
  Observed: 0.800000 0.392157 0.643137 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.761299 0.369963 0.603132 0.782950
  Observed: 0.423529 0.325490 0.737255 0.415686
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.239832
  Observed: 0.341176 0.172549 0.211765 0.607843
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 1.000000
  Observed: 0.945098 0.619608 0.800000 0.490196
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.495154
  Observed: 0.756863 0.470588 0.015686 0.647059
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.782950
  Observed: 0.341176 0.172549 0.211765 0.062745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.495154
  Observed: 0.341176 0.074510 0.800000 0.262745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.782950
  Observed: 0.968627 0.470588 0.800000 0.545098
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.400766
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.838662
  Observed: 0.756863 0.470588 0.015686 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.341205 0.172771 0.211583 0.439442
  Observed: 0.992157 0.396078 0.113725 0.282353
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.878384
  Observed: 0.678431 0.219608 0.078431 0.356863
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.623062
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.335266
  Observed: 0.129412 0.074510 0.015686 0.439216
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.623062
  Observed: 0.396078 0.200000 0.266667 0.917647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.717451
  Observed: 0.968627 0.470588 0.800000 0.784314
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.240878
  Observed: 0.423529 0.325490 0.737255 0.878431
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.678774
  Observed: 0.701961 0.345098 0.549020 0.862745
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.279554
  Observed: 0.423529 0.325490 0.737255 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.678774
  Observed: 0.701961 0.345098 0.549020 0.835294
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.131158 0.074175 0.015808 0.279554
  Observed: 0.129412 0.074510 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.878384
  Observed: 0.423529 0.325490 0.737255 0.517647
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.335266
  Observed: 0.129412 0.074510 0.015686 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.717451
  Observed: 0.396078 0.200000 0.266667 0.509804
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.240878
  Observed: 0.701961 0.345098 0.549020 0.760784
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.678774
  Observed: 0.756863 0.470588 0.015686 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.971346 0.468558 0.798907 0.279554
  Observed: 0.298039 0.152941 0.172549 0.701961
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.079944
  Observed: 0.800000 0.392157 0.643137 0.800000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.678774
  Observed: 0.800000 0.392157 0.643137 0.572549
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.677882 0.219311 0.077224 0.678774
  Observed: 1.000000 0.521569 0.588235 1.000000
  Blend src factors: GL_SRC_ALPHA_SATURATE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.663284
  Observed: 0.800000 0.392157 0.643137 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.264064
  Observed: 0.968627 0.470588 0.800000 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.102257
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.900697
  Observed: 0.627451 0.298039 0.588235 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.357579
  Observed: 0.968627 0.470588 0.800000 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.645375
  Observed: 0.129412 0.074510 0.015686 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.357579
  Observed: 0.298039 0.152941 0.172549 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.645375
  Observed: 0.372549 0.098039 0.274510 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.739763
  Observed: 0.431373 0.125490 0.329412 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.263190
  Observed: 0.164706 0.000000 0.078431 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.701087
  Observed: 0.737255 0.270588 0.611765 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.301867
  Observed: 0.164706 0.000000 0.078431 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.701087
  Observed: 1.000000 0.396078 0.862745 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.301867
  Observed: 1.000000 0.396078 0.862745 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.102257
  Observed: 0.709804 0.145098 0.141176 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.900697
  Observed: 0.341176 0.172549 0.211765 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.357579
  Observed: 0.756863 0.368627 0.603922 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.645375
  Observed: 0.756863 0.470588 0.015686 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.357579
  Observed: 0.341176 0.074510 0.800000 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.645375
  Observed: 0.800000 0.392157 0.643137 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.739763
  Observed: 0.756863 0.368627 0.603922 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.263190
  Observed: 0.756863 0.145098 0.847059 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.701087
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.301867
  Observed: 0.756863 0.368627 0.603922 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.701087
  Observed: 0.968627 0.470588 0.800000 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.301867
  Observed: 0.835294 0.415686 0.611765 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.102257
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.900697
  Observed: 0.792157 0.298039 0.666667 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.357579
  Observed: 0.372549 0.000000 0.862745 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.645375
  Observed: 0.709804 0.145098 0.141176 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.357579
  Observed: 0.454902 0.250980 0.800000 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.645375
  Observed: 0.737255 0.270588 0.611765 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.739763
  Observed: 0.737255 0.270588 0.611765 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.263190
  Observed: 0.341176 0.074510 0.800000 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.701087
  Observed: 0.756863 0.368627 0.603922 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.301867
  Observed: 0.800000 0.392157 0.643137 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.701087
  Observed: 0.654902 0.250980 0.839216 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.102257
  Observed: 0.792157 0.396078 0.078431 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.900697
  Observed: 0.709804 0.145098 0.141176 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.357579
  Observed: 0.431373 0.125490 0.329412 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.645375
  Observed: 1.000000 0.396078 0.862745 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.357579
  Observed: 0.164706 0.000000 0.078431 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.645375
  Observed: 1.000000 0.396078 0.862745 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.739763
  Observed: 0.701961 0.345098 0.549020 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.263190
  Observed: 0.423529 0.325490 0.737255 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.701087
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.301867
  Observed: 0.423529 0.325490 0.737255 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.701087
  Observed: 0.341176 0.172549 0.211765 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.301867
  Observed: 0.129412 0.074510 0.015686 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.102257
  Observed: 0.756863 0.368627 0.603922 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.900697
  Observed: 0.341176 0.074510 0.800000 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.357579
  Observed: 0.298039 0.152941 0.172549 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.645375
  Observed: 0.000000 0.000000 0.000000 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.357579
  Observed: 0.454902 0.250980 0.800000 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.645375
  Observed: 0.329412 0.078431 0.235294 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.739763
  Observed: 0.329412 0.078431 0.235294 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.263190
  Observed: 0.372549 0.098039 0.274510 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.701087
  Observed: 0.372549 0.000000 0.862745 0.160784
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.301867
  Observed: 1.000000 0.396078 0.862745 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.701087
  Observed: 0.792157 0.298039 0.666667 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.301867
  Observed: 0.164706 0.000000 0.078431 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.102257
  Observed: 0.709804 0.145098 0.141176 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.900697
  Observed: 1.000000 0.513726 0.141176 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.357579
  Observed: 1.000000 0.690196 0.847059 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.645375
  Observed: 0.423529 0.325490 0.737255 0.815686
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.357579
  Observed: 0.498039 0.368627 0.749020 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.645375
  Observed: 0.670588 0.317647 0.627451 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.739763
  Observed: 0.474510 0.243137 0.274510 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.263190
  Observed: 0.000000 0.000000 0.000000 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.701087
  Observed: 0.713726 0.223529 0.219608 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.301867
  Observed: 0.211765 0.098039 0.196078 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.701087
  Observed: 1.000000 0.564706 0.596078 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.301867
  Observed: 0.839216 0.396078 0.784314 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.102257
  Observed: 1.000000 0.549020 0.639216 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.900697
  Observed: 0.733333 0.619608 0.015686 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.357579
  Observed: 0.780392 0.388235 0.560784 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.645375
  Observed: 0.211765 0.000000 0.784314 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.357579
  Observed: 1.000000 0.462745 0.690196 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.645375
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.739763
  Observed: 0.415686 0.215686 0.223529 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.263190
  Observed: 0.376471 0.196078 0.180392 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.701087
  Observed: 0.266667 0.125490 0.250980 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.301867
  Observed: 0.498039 0.368627 0.749020 0.356863
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.701087
  Observed: 0.839216 0.396078 0.784314 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.301867
  Observed: 0.611765 0.329412 0.211765 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.102257
  Observed: 0.650980 0.368627 0.078431 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.900697
  Observed: 0.878431 0.435294 0.650980 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.357579
  Observed: 1.000000 0.592157 0.650980 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.645375
  Observed: 0.168627 0.078431 0.156863 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.357579
  Observed: 0.572549 0.270588 0.533333 0.215686
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.645375
  Observed: 0.701961 0.345098 0.549020 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.739763
  Observed: 1.000000 0.290196 0.121569 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.263190
  Observed: 0.129412 0.074510 0.015686 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.701087
  Observed: 0.945098 0.619608 0.800000 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.301867
  Observed: 0.341176 0.172549 0.211765 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.701087
  Observed: 0.650980 0.368627 0.078431 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.301867
  Observed: 0.835294 0.415686 0.611765 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.102257
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.900697
  Observed: 0.341176 0.074510 0.800000 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.357579
  Observed: 0.756863 0.368627 0.603922 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.645375
  Observed: 0.811765 0.545098 0.784314 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.357579
  Observed: 1.000000 0.513726 0.807843 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.645375
  Observed: 1.000000 0.521569 0.588235 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.739763
  Observed: 1.000000 0.521569 0.588235 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.263190
  Observed: 0.129412 0.074510 0.015686 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.301867
  Observed: 0.329412 0.078431 0.235294 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.701087
  Observed: 0.756863 0.368627 0.603922 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.102257
  Observed: 0.701961 0.345098 0.549020 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.900697
  Observed: 0.800000 0.392157 0.643137 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.357579
  Observed: 0.341176 0.074510 0.800000 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.645375
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.357579
  Observed: 0.819608 0.447059 0.235294 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.645375
  Observed: 1.000000 0.513726 0.141176 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.739763
  Observed: 0.341176 0.074510 0.800000 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.263190
  Observed: 0.454902 0.250980 0.800000 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.701087
  Observed: 0.835294 0.317647 0.705882 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.301867
  Observed: 0.737255 0.270588 0.611765 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.701087
  Observed: 0.737255 0.270588 0.611765 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.301867
  Observed: 0.372549 0.098039 0.274510 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.102257
  Observed: 0.792157 0.298039 0.666667 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.900697
  Observed: 0.431373 0.125490 0.329412 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.357579
  Observed: 0.129412 0.074510 0.015686 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.645375
  Observed: 0.341176 0.074510 0.800000 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.357579
  Observed: 0.396078 0.200000 0.266667 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.645375
  Observed: 0.800000 0.392157 0.643137 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.739763
  Observed: 0.678431 0.219608 0.078431 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.263190
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.701087
  Observed: 0.000000 0.000000 0.000000 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.301867
  Observed: 0.792157 0.396078 0.078431 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.701087
  Observed: 1.000000 0.396078 0.862745 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.301867
  Observed: 0.835294 0.317647 0.705882 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.102257
  Observed: 0.737255 0.270588 0.611765 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.900697
  Observed: 0.792157 0.396078 0.078431 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.357579
  Observed: 0.329412 0.078431 0.235294 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.645375
  Observed: 0.709804 0.145098 0.141176 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.357579
  Observed: 1.000000 0.513726 0.141176 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.645375
  Observed: 0.313726 0.321569 0.215686 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.739763
  Observed: 0.298039 0.152941 0.172549 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.263190
  Observed: 0.800000 0.392157 0.643137 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.701087
  Observed: 0.298039 0.152941 0.172549 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.301867
  Observed: 0.341176 0.074510 0.800000 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.701087
  Observed: 0.670588 0.317647 0.627451 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.301867
  Observed: 0.678431 0.219608 0.078431 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.217519
  Observed: 0.423529 0.325490 0.737255 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 1.000000
  Observed: 0.341176 0.172549 0.211765 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.472842
  Observed: 0.756863 0.470588 0.015686 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.760637
  Observed: 0.372549 0.098039 0.274510 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.472842
  Observed: 0.756863 0.470588 0.015686 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.760637
  Observed: 1.000000 0.396078 0.862745 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.855026
  Observed: 0.835294 0.317647 0.705882 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.378453
  Observed: 0.835294 0.317647 0.705882 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.816349
  Observed: 0.329412 0.078431 0.235294 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.417129
  Observed: 0.701961 0.345098 0.549020 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.816349
  Observed: 0.396078 0.200000 0.266667 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.417129
  Observed: 0.800000 0.392157 0.643137 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.217519
  Observed: 0.396078 0.200000 0.266667 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 1.000000
  Observed: 0.968627 0.470588 0.800000 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.472842
  Observed: 0.298039 0.152941 0.172549 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.760637
  Observed: 0.341176 0.074510 0.800000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.472842
  Observed: 0.211765 0.000000 0.784314 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.760637
  Observed: 0.396078 0.200000 0.266667 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.855026
  Observed: 0.341176 0.074510 0.800000 0.815686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.378453
  Observed: 0.800000 0.392157 0.643137 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.816349
  Observed: 0.341176 0.074510 0.800000 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.417129
  Observed: 0.129412 0.074510 0.015686 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.816349
  Observed: 0.968627 0.470588 0.800000 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.417129
  Observed: 0.701961 0.345098 0.549020 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.217519
  Observed: 0.372549 0.000000 0.862745 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 1.000000
  Observed: 0.396078 0.200000 0.266667 0.721569
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.472842
  Observed: 0.756863 0.368627 0.603922 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.760637
  Observed: 0.431373 0.125490 0.329412 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.472842
  Observed: 0.611765 0.329412 0.211765 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.760637
  Observed: 0.298039 0.152941 0.172549 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.855026
  Observed: 0.756863 0.470588 0.015686 0.101961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.378453
  Observed: 0.329412 0.078431 0.235294 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.816349
  Observed: 0.968627 0.470588 0.800000 0.760784
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.417129
  Observed: 1.000000 0.513726 0.807843 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.816349
  Observed: 0.431373 0.125490 0.329412 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.417129
  Observed: 0.164706 0.000000 0.078431 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.217519
  Observed: 1.000000 0.647059 0.054902 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 1.000000
  Observed: 0.756863 0.470588 0.015686 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.472842
  Observed: 0.372549 0.098039 0.274510 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.760637
  Observed: 0.756863 0.368627 0.603922 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.472842
  Observed: 0.835294 0.317647 0.705882 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.760637
  Observed: 0.811765 0.545098 0.784314 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.855026
  Observed: 0.650980 0.368627 0.078431 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.378453
  Observed: 0.372549 0.349020 0.266667 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.816349
  Observed: 1.000000 0.290196 0.121569 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.417129
  Observed: 1.000000 0.443137 0.647059 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.816349
  Observed: 0.211765 0.000000 0.784314 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.417129
  Observed: 0.313726 0.321569 0.215686 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.217519
  Observed: 0.819608 0.447059 0.235294 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 1.000000
  Observed: 0.164706 0.000000 0.078431 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.760637
  Observed: 1.000000 0.647059 0.839216 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.472842
  Observed: 0.835294 0.317647 0.705882 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.760637
  Observed: 0.780392 0.388235 0.560784 0.835294
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.855026
  Observed: 0.968627 0.470588 0.800000 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.378453
  Observed: 0.423529 0.325490 0.737255 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.417129
  Observed: 0.701961 0.345098 0.549020 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.816349
  Observed: 0.341176 0.172549 0.211765 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.217519
  Observed: 0.431373 0.125490 0.329412 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 1.000000
  Observed: 0.423529 0.325490 0.737255 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.472842
  Observed: 0.294118 0.250980 0.721569 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.760637
  Observed: 0.968627 0.470588 0.800000 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.472842
  Observed: 0.701961 0.345098 0.549020 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.760637
  Observed: 0.678431 0.219608 0.078431 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.855026
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.378453
  Observed: 0.756863 0.368627 0.603922 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.816349
  Observed: 0.835294 0.317647 0.705882 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.417129
  Observed: 0.968627 0.470588 0.800000 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.816349
  Observed: 0.756863 0.247059 0.258824 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.417129
  Observed: 0.431373 0.125490 0.329412 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.217519
  Observed: 0.756863 0.368627 0.603922 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 1.000000
  Observed: 1.000000 0.396078 0.862745 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.472842
  Observed: 0.329412 0.078431 0.235294 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.760637
  Observed: 0.266667 0.125490 0.250980 0.760784
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.472842
  Observed: 0.701961 0.345098 0.549020 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.760637
  Observed: 0.329412 0.078431 0.235294 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.855026
  Observed: 0.423529 0.325490 0.737255 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.378453
  Observed: 0.792157 0.396078 0.078431 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.816349
  Observed: 0.756863 0.368627 0.603922 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.417129
  Observed: 0.431373 0.125490 0.329412 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.217519
  Observed: 0.792157 0.396078 0.078431 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 1.000000
  Observed: 0.709804 0.145098 0.141176 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.472842
  Observed: 0.800000 0.392157 0.643137 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.760637
  Observed: 0.792157 0.396078 0.078431 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.472842
  Observed: 1.000000 0.396078 0.862745 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.760637
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.378453
  Observed: 0.737255 0.270588 0.611765 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.816349
  Observed: 0.431373 0.125490 0.329412 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.417129
  Observed: 1.000000 0.396078 0.862745 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.816349
  Observed: 0.164706 0.000000 0.078431 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.417129
  Observed: 0.835294 0.317647 0.705882 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.217519
  Observed: 0.329412 0.078431 0.235294 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 1.000000
  Observed: 0.792157 0.396078 0.078431 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.472842
  Observed: 0.372549 0.098039 0.274510 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.760637
  Observed: 0.341176 0.172549 0.211765 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.472842
  Observed: 0.709804 0.145098 0.141176 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.760637
  Observed: 0.341176 0.074510 0.800000 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.855026
  Observed: 0.737255 0.270588 0.611765 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.378453
  Observed: 0.372549 0.000000 0.862745 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.816349
  Observed: 0.372549 0.000000 0.862745 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.417129
  Observed: 0.968627 0.470588 0.800000 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.816349
  Observed: 0.835294 0.317647 0.705882 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.417129
  Observed: 1.000000 0.396078 0.862745 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.217519
  Observed: 0.341176 0.074510 0.800000 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 1.000000
  Observed: 0.298039 0.152941 0.172549 0.215686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.472842
  Observed: 0.792157 0.298039 0.666667 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.760637
  Observed: 0.792157 0.298039 0.666667 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.472842
  Observed: 0.164706 0.000000 0.078431 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.855026
  Observed: 0.454902 0.250980 0.800000 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.378453
  Observed: 0.756863 0.470588 0.015686 0.760784
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.816349
  Observed: 0.737255 0.270588 0.611765 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.417129
  Observed: 0.737255 0.270588 0.611765 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.816349
  Observed: 0.298039 0.152941 0.172549 0.301961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.417129
  Observed: 0.164706 0.000000 0.078431 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.217519
  Observed: 0.372549 0.000000 0.862745 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 1.000000
  Observed: 0.737255 0.270588 0.611765 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.472842
  Observed: 0.431373 0.125490 0.329412 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.760637
  Observed: 1.000000 0.690196 0.062745 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.472842
  Observed: 0.792157 0.298039 0.666667 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.855026
  Observed: 0.372549 0.000000 0.862745 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.816349
  Observed: 0.968627 0.470588 0.800000 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.417129
  Observed: 0.372549 0.098039 0.274510 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.417129
  Observed: 0.329412 0.078431 0.235294 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.217519
  Observed: 0.792157 0.298039 0.666667 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 1.000000
  Observed: 0.329412 0.078431 0.235294 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.472842
  Observed: 0.835294 0.317647 0.705882 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.760637
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.892829
  Observed: 0.945098 0.619608 0.800000 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.416256
  Observed: 0.341176 0.172549 0.211765 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.454932
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.454932
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.255322
  Observed: 0.737255 0.270588 0.611765 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 1.000000
  Observed: 0.341176 0.172549 0.211765 0.835294
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.510644
  Observed: 0.737255 0.270588 0.611765 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.892829
  Observed: 0.329412 0.078431 0.235294 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.454932
  Observed: 0.792157 0.298039 0.666667 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.854152
  Observed: 0.431373 0.125490 0.329412 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.454932
  Observed: 0.792157 0.396078 0.078431 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 1.000000
  Observed: 0.792157 0.396078 0.078431 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.798440
  Observed: 0.835294 0.317647 0.705882 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.798440
  Observed: 0.792157 0.298039 0.666667 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.892829
  Observed: 0.329412 0.078431 0.235294 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.416256
  Observed: 0.835294 0.317647 0.705882 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.854152
  Observed: 0.792157 0.298039 0.666667 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.798440
  Observed: 0.709804 0.145098 0.141176 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.854152
  Observed: 0.709804 0.145098 0.141176 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.454932
  Observed: 0.709804 0.145098 0.141176 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.854152
  Observed: 0.737255 0.270588 0.611765 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.782950
  Observed: 0.454902 0.250980 0.800000 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.495154
  Observed: 0.737255 0.270588 0.611765 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.782950
  Observed: 0.164706 0.000000 0.078431 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.877339
  Observed: 0.431373 0.125490 0.329412 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.400766
  Observed: 0.372549 0.000000 0.862745 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.838662
  Observed: 0.737255 0.270588 0.611765 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.439442
  Observed: 0.372549 0.000000 0.862745 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.838662
  Observed: 1.000000 0.396078 0.862745 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.439442
  Observed: 1.000000 0.690196 0.847059 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.239832
  Observed: 0.298039 0.152941 0.172549 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 1.000000
  Observed: 0.737255 0.270588 0.611765 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.495154
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.782950
  Observed: 0.372549 0.098039 0.274510 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.495154
  Observed: 0.800000 0.392157 0.643137 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.782950
  Observed: 0.372549 0.098039 0.274510 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.877339
  Observed: 0.454902 0.250980 0.800000 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.400766
  Observed: 0.372549 0.098039 0.274510 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.838662
  Observed: 0.372549 0.000000 0.862745 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.439442
  Observed: 0.792157 0.298039 0.666667 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.838662
  Observed: 0.372549 0.098039 0.274510 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.439442
  Observed: 0.709804 0.145098 0.141176 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.239832
  Observed: 0.164706 0.000000 0.078431 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 1.000000
  Observed: 0.792157 0.298039 0.666667 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.495154
  Observed: 0.792157 0.298039 0.666667 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.782950
  Observed: 0.164706 0.000000 0.078431 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.495154
  Observed: 0.968627 0.470588 0.800000 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.782950
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.877339
  Observed: 1.000000 0.396078 0.862745 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.400766
  Observed: 0.792157 0.298039 0.666667 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.838662
  Observed: 0.211765 0.000000 0.784314 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.439442
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.838662
  Observed: 0.800000 0.392157 0.643137 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.439442
  Observed: 0.372549 0.000000 0.862745 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.239832
  Observed: 0.835294 0.317647 0.705882 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 1.000000
  Observed: 0.164706 0.000000 0.078431 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.495154
  Observed: 0.164706 0.000000 0.078431 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.782950
  Observed: 1.000000 0.396078 0.862745 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.495154
  Observed: 0.792157 0.396078 0.078431 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.782950
  Observed: 0.431373 0.125490 0.329412 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.877339
  Observed: 0.431373 0.125490 0.329412 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.400766
  Observed: 0.454902 0.250980 0.800000 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.838662
  Observed: 0.800000 0.392157 0.643137 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.439442
  Observed: 0.800000 0.392157 0.643137 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.838662
  Observed: 0.431373 0.125490 0.329412 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.439442
  Observed: 0.713726 0.223529 0.219608 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.239832
  Observed: 0.968627 0.470588 0.800000 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 1.000000
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.495154
  Observed: 0.756863 0.145098 0.847059 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.782950
  Observed: 0.835294 0.317647 0.705882 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.495154
  Observed: 0.431373 0.125490 0.329412 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.782950
  Observed: 0.454902 0.250980 0.800000 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.877339
  Observed: 0.372549 0.000000 0.862745 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.400766
  Observed: 0.454902 0.250980 0.800000 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.838662
  Observed: 0.835294 0.317647 0.705882 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.439442
  Observed: 0.835294 0.317647 0.705882 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.838662
  Observed: 0.835294 0.317647 0.705882 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.439442
  Observed: 0.164706 0.000000 0.078431 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.239832
  Observed: 0.709804 0.145098 0.141176 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 1.000000
  Observed: 0.329412 0.078431 0.235294 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.495154
  Observed: 0.792157 0.396078 0.078431 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.782950
  Observed: 0.756863 0.470588 0.015686 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.495154
  Observed: 1.000000 0.462745 0.690196 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.782950
  Observed: 0.737255 0.270588 0.611765 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.877339
  Observed: 0.266667 0.125490 0.250980 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.400766
  Observed: 0.701961 0.345098 0.549020 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.838662
  Observed: 0.792157 0.396078 0.078431 0.760784
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.439442
  Observed: 0.341176 0.074510 0.800000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.838662
  Observed: 0.737255 0.270588 0.611765 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.439442
  Observed: 0.709804 0.145098 0.141176 0.301961
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.239832
  Observed: 0.737255 0.270588 0.611765 0.835294
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 1.000000
  Observed: 0.792157 0.396078 0.078431 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.495154
  Observed: 0.431373 0.125490 0.329412 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.782950
  Observed: 0.737255 0.270588 0.611765 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.495154
  Observed: 0.164706 0.000000 0.078431 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.782950
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.877339
  Observed: 0.372549 0.000000 0.862745 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.400766
  Observed: 0.737255 0.270588 0.611765 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.838662
  Observed: 0.372549 0.000000 0.862745 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.439442
  Observed: 0.627451 0.298039 0.588235 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.838662
  Observed: 0.341176 0.172549 0.211765 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.439442
  Observed: 0.329412 0.078431 0.235294 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.239832
  Observed: 0.678431 0.219608 0.078431 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 1.000000
  Observed: 0.709804 0.145098 0.141176 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.495154
  Observed: 0.372549 0.098039 0.274510 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.782950
  Observed: 0.372549 0.098039 0.274510 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.495154
  Observed: 1.000000 0.396078 0.862745 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.782950
  Observed: 1.000000 0.396078 0.862745 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.877339
  Observed: 0.835294 0.317647 0.705882 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.400766
  Observed: 0.709804 0.145098 0.141176 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.838662
  Observed: 0.792157 0.396078 0.078431 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.439442
  Observed: 0.372549 0.098039 0.274510 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.838662
  Observed: 0.329412 0.078431 0.235294 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.439442
  Observed: 0.129412 0.074510 0.015686 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.239832
  Observed: 0.211765 0.000000 0.784314 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 1.000000
  Observed: 0.329412 0.078431 0.235294 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.495154
  Observed: 0.341176 0.074510 0.800000 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.782950
  Observed: 0.168627 0.078431 0.156863 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.495154
  Observed: 1.000000 0.396078 0.862745 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.782950
  Observed: 0.396078 0.200000 0.266667 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.877339
  Observed: 0.164706 0.000000 0.078431 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.400766
  Observed: 1.000000 0.396078 0.862745 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.838662
  Observed: 0.454902 0.250980 0.800000 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.439442
  Observed: 0.329412 0.078431 0.235294 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.838662
  Observed: 0.454902 0.250980 0.800000 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.439442
  Observed: 0.164706 0.000000 0.078431 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.239832
  Observed: 0.968627 0.470588 0.800000 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 1.000000
  Observed: 0.792157 0.396078 0.078431 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.495154
  Observed: 0.654902 0.349020 0.250980 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.782950
  Observed: 0.917647 0.494118 0.329412 0.901961
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.495154
  Observed: 0.105882 0.223529 0.015686 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.782950
  Observed: 0.545098 0.145098 0.062745 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.877339
  Observed: 0.862745 0.368627 0.862745 0.356863
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.400766
  Observed: 0.835294 0.513726 0.023529 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.838662
  Observed: 1.000000 0.396078 0.862745 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.439442
  Observed: 0.266667 0.125490 0.250980 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.838662
  Observed: 0.376471 0.196078 0.180392 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.439442
  Observed: 0.945098 0.619608 0.800000 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.239832
  Observed: 1.000000 0.647059 0.054902 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 1.000000
  Observed: 1.000000 0.541176 0.847059 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.495154
  Observed: 0.498039 0.368627 0.749020 0.647059
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.782950
  Observed: 0.105882 0.223529 0.015686 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.495154
  Observed: 0.454902 0.250980 0.800000 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.782950
  Observed: 1.000000 0.290196 0.121569 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.877339
  Observed: 1.000000 0.568627 0.682353 0.478431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.400766
  Observed: 0.756863 0.247059 0.258824 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.838662
  Observed: 0.611765 0.329412 0.211765 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.439442
  Observed: 0.423529 0.325490 0.737255 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.838662
  Observed: 0.313726 0.223529 0.800000 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.439442
  Observed: 0.792157 0.298039 0.666667 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.079944
  Observed: 0.129412 0.074510 0.015686 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.878384
  Observed: 1.000000 0.290196 0.121569 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.335266
  Observed: 1.000000 0.568627 0.682353 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.623062
  Observed: 0.129412 0.074510 0.015686 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.335266
  Observed: 0.690196 0.372549 0.219608 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.623062
  Observed: 0.341176 0.172549 0.211765 0.223529
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.717451
  Observed: 0.968627 0.470588 0.800000 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.240878
  Observed: 0.819608 0.447059 0.235294 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.678774
  Observed: 0.780392 0.388235 0.560784 0.901961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.279554
  Observed: 0.733333 0.396078 0.258824 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.678774
  Observed: 0.733333 0.294118 0.847059 0.835294
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.279554
  Observed: 0.105882 0.223529 0.015686 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.079944
  Observed: 0.835294 0.513726 0.023529 0.356863
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.878384
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.335266
  Observed: 0.396078 0.474510 0.741176 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.623062
  Observed: 1.000000 0.686275 0.705882 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.335266
  Observed: 0.474510 0.243137 0.274510 0.901961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.623062
  Observed: 0.341176 0.074510 0.800000 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.717451
  Observed: 0.819608 0.447059 0.235294 0.760784
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.240878
  Observed: 1.000000 0.647059 0.054902 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.678774
  Observed: 1.000000 0.666667 0.666667 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.279554
  Observed: 0.313726 0.223529 0.800000 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.678774
  Observed: 0.968627 0.470588 0.800000 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.394383 0.861526 0.279554
  Observed: 0.678431 0.219608 0.078431 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.079944
  Observed: 0.733333 0.619608 0.015686 0.160784
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.878384
  Observed: 1.000000 0.396078 0.862745 0.490196
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.335266
  Observed: 0.737255 0.270588 0.611765 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.623062
  Observed: 0.756863 0.368627 0.603922 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.335266
  Observed: 0.709804 0.145098 0.141176 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.623062
  Observed: 0.454902 0.250980 0.800000 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.717451
  Observed: 0.164706 0.000000 0.078431 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.240878
  Observed: 0.372549 0.000000 0.862745 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.678774
  Observed: 0.164706 0.000000 0.078431 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.279554
  Observed: 0.211765 0.000000 0.784314 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.678774
  Observed: 0.329412 0.078431 0.235294 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.145135 0.139843 0.279554
  Observed: 0.454902 0.250980 0.800000 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.079944
  Observed: 1.000000 0.396078 0.862745 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.878384
  Observed: 0.792157 0.396078 0.078431 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.335266
  Observed: 1.000000 0.647059 0.054902 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.623062
  Observed: 0.329412 0.078431 0.235294 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.335266
  Observed: 0.454902 0.250980 0.800000 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.623062
  Observed: 0.819608 0.447059 0.235294 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.717451
  Observed: 0.431373 0.125490 0.329412 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.240878
  Observed: 0.372549 0.098039 0.274510 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.678774
  Observed: 0.756863 0.368627 0.603922 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.279554
  Observed: 0.792157 0.298039 0.666667 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.678774
  Observed: 1.000000 0.396078 0.862745 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.279554
  Observed: 0.431373 0.125490 0.329412 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.079944
  Observed: 0.737255 0.501961 0.776471 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.878384
  Observed: 0.270588 0.301961 0.172549 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.335266
  Observed: 0.839216 0.396078 0.784314 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.623062
  Observed: 0.862745 0.368627 0.862745 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.335266
  Observed: 0.396078 0.200000 0.266667 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.623062
  Observed: 0.164706 0.000000 0.078431 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.717451
  Observed: 0.733333 0.517647 0.603922 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.240878
  Observed: 0.678431 0.219608 0.078431 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.678774
  Observed: 0.792157 0.298039 0.666667 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.279554
  Observed: 0.737255 0.270588 0.611765 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.678774
  Observed: 0.835294 0.317647 0.705882 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.126114 0.328844 0.279554
  Observed: 0.372549 0.098039 0.274510 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.079944
  Observed: 0.701961 0.345098 0.549020 0.800000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.878384
  Observed: 0.709804 0.145098 0.141176 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.335266
  Observed: 0.792157 0.396078 0.078431 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.623062
  Observed: 0.431373 0.125490 0.329412 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.335266
  Observed: 0.329412 0.078431 0.235294 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.623062
  Observed: 0.372549 0.098039 0.274510 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.717451
  Observed: 0.792157 0.298039 0.666667 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.240878
  Observed: 0.678431 0.219608 0.078431 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.678774
  Observed: 0.792157 0.298039 0.666667 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.279554
  Observed: 0.792157 0.298039 0.666667 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.678774
  Observed: 0.737255 0.270588 0.611765 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.268269 0.611110 0.279554
  Observed: 0.756863 0.368627 0.603922 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.079944
  Observed: 0.737255 0.270588 0.611765 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.878384
  Observed: 0.372549 0.098039 0.274510 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.335266
  Observed: 0.737255 0.270588 0.611765 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.623062
  Observed: 0.423529 0.325490 0.737255 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.335266
  Observed: 0.792157 0.396078 0.078431 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.623062
  Observed: 0.917647 0.494118 0.329412 0.101961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.717451
  Observed: 0.792157 0.396078 0.078431 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.240878
  Observed: 0.372549 0.000000 0.862745 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.678774
  Observed: 1.000000 0.764706 0.862745 0.356863
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.279554
  Observed: 0.372549 0.098039 0.274510 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.678774
  Observed: 0.835294 0.317647 0.705882 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.279554
  Observed: 0.329412 0.078431 0.235294 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.079944
  Observed: 0.792157 0.396078 0.078431 0.956863
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.878384
  Observed: 0.341176 0.172549 0.211765 0.600000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.335266
  Observed: 0.372549 0.000000 0.862745 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.623062
  Observed: 0.792157 0.298039 0.666667 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.335266
  Observed: 0.792157 0.298039 0.666667 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.623062
  Observed: 0.431373 0.125490 0.329412 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.717451
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.240878
  Observed: 0.792157 0.396078 0.078431 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.678774
  Observed: 0.329412 0.078431 0.235294 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.678774
  Observed: 0.454902 0.250980 0.800000 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.079492 0.236268 0.279554
  Observed: 0.737255 0.270588 0.611765 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.079944
  Observed: 0.372549 0.098039 0.274510 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.878384
  Observed: 0.431373 0.125490 0.329412 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.335266
  Observed: 0.454902 0.250980 0.800000 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.335266
  Observed: 0.792157 0.396078 0.078431 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.623062
  Observed: 0.454902 0.250980 0.800000 0.517647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.717451
  Observed: 0.737255 0.270588 0.611765 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.240878
  Observed: 0.737255 0.270588 0.611765 0.917647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.678774
  Observed: 0.792157 0.396078 0.078431 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.279554
  Observed: 0.737255 0.270588 0.611765 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.678774
  Observed: 0.372549 0.098039 0.274510 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.000000 0.861526 0.279554
  Observed: 0.835294 0.317647 0.705882 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.079944
  Observed: 1.000000 0.396078 0.862745 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.878384
  Observed: 1.000000 0.396078 0.862745 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.335266
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.623062
  Observed: 0.792157 0.298039 0.666667 0.721569
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.335266
  Observed: 0.329412 0.078431 0.235294 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.623062
  Observed: 0.372549 0.000000 0.862745 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.717451
  Observed: 0.431373 0.125490 0.329412 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.240878
  Observed: 0.372549 0.000000 0.862745 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.678774
  Observed: 0.756863 0.368627 0.603922 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.279554
  Observed: 0.792157 0.298039 0.666667 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.678774
  Observed: 0.164706 0.000000 0.078431 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.279554
  Observed: 0.431373 0.125490 0.329412 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.079944
  Observed: 0.792157 0.298039 0.666667 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.878384
  Observed: 1.000000 0.396078 0.862745 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.335266
  Observed: 0.792157 0.396078 0.078431 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.623062
  Observed: 0.454902 0.250980 0.800000 0.835294
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.335266
  Observed: 0.329412 0.078431 0.235294 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.623062
  Observed: 0.968627 0.470588 0.800000 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.717451
  Observed: 1.000000 0.396078 0.862745 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.678774
  Observed: 0.431373 0.125490 0.329412 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.279554
  Observed: 0.329412 0.078431 0.235294 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.295787 0.665751 0.678774
  Observed: 0.164706 0.000000 0.078431 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.079944
  Observed: 0.341176 0.172549 0.211765 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.878384
  Observed: 0.372549 0.000000 0.862745 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.335266
  Observed: 0.737255 0.270588 0.611765 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.623062
  Observed: 1.000000 0.396078 0.862745 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.335266
  Observed: 0.431373 0.125490 0.329412 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.623062
  Observed: 0.709804 0.145098 0.141176 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.717451
  Observed: 0.709804 0.145098 0.141176 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.240878
  Observed: 0.792157 0.396078 0.078431 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.678774
  Observed: 0.792157 0.298039 0.666667 0.760784
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.678774
  Observed: 0.372549 0.000000 0.862745 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.098596 0.274202 0.279554
  Observed: 0.792157 0.298039 0.666667 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.000000
  Observed: 0.372549 0.098039 0.274510 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.798440
  Observed: 0.329412 0.078431 0.235294 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.255322
  Observed: 0.968627 0.470588 0.800000 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.543118
  Observed: 0.835294 0.513726 0.023529 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.255322
  Observed: 1.000000 0.396078 0.862745 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.543118
  Observed: 0.709804 0.145098 0.141176 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.637506
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.255322
  Observed: 0.835294 0.317647 0.705882 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.543118
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.255322
  Observed: 1.000000 0.396078 0.862745 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.637506
  Observed: 0.654902 0.250980 0.839216 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.160934
  Observed: 0.835294 0.317647 0.705882 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.598830
  Observed: 0.329412 0.078431 0.235294 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.199610
  Observed: 0.737255 0.270588 0.611765 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.598830
  Observed: 0.737255 0.270588 0.611765 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.199610
  Observed: 1.000000 0.396078 0.862745 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.000000
  Observed: 0.792157 0.298039 0.666667 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.255322
  Observed: 0.792157 0.298039 0.666667 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.543118
  Observed: 0.835294 0.317647 0.705882 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.543118
  Observed: 0.835294 0.317647 0.705882 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.637506
  Observed: 0.835294 0.317647 0.705882 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.199610
  Observed: 0.372549 0.098039 0.274510 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.598830
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.000000
  Observed: 0.329412 0.078431 0.235294 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.798440
  Observed: 0.835294 0.317647 0.705882 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.255322
  Observed: 0.454902 0.250980 0.800000 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.255322
  Observed: 0.329412 0.078431 0.235294 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.637506
  Observed: 0.372549 0.000000 0.862745 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.598830
  Observed: 0.372549 0.000000 0.862745 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.199610
  Observed: 0.431373 0.125490 0.329412 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.000000
  Observed: 0.737255 0.270588 0.611765 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.160934
  Observed: 0.372549 0.098039 0.274510 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.199610
  Observed: 0.164706 0.000000 0.078431 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.000000
  Observed: 0.835294 0.317647 0.705882 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.255322
  Observed: 0.737255 0.270588 0.611765 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.637506
  Observed: 0.792157 0.396078 0.078431 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.160934
  Observed: 0.792157 0.396078 0.078431 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.598830
  Observed: 0.164706 0.000000 0.078431 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.199610
  Observed: 0.792157 0.298039 0.666667 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.816349
  Observed: 1.000000 0.513726 0.062745 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.417129
  Observed: 1.000000 0.666667 0.588235 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.816349
  Observed: 0.486275 0.368627 0.000000 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.417129
  Observed: 0.654902 0.447059 0.156863 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.217519
  Observed: 1.000000 0.639216 0.533333 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 1.000000
  Observed: 0.698039 0.466667 0.196078 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.472842
  Observed: 0.968627 0.470588 0.800000 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.760637
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.472842
  Observed: 0.862745 0.368627 0.862745 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.760637
  Observed: 0.372549 0.000000 0.862745 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.855026
  Observed: 1.000000 0.764706 0.000000 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.378453
  Observed: 0.792157 0.298039 0.666667 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.816349
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.417129
  Observed: 0.698039 0.368627 0.784314 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.816349
  Observed: 0.372549 0.098039 0.274510 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.417129
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.217519
  Observed: 0.792157 0.298039 0.666667 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 1.000000
  Observed: 1.000000 0.764706 0.000000 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.472842
  Observed: 1.000000 0.686275 0.627451 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.760637
  Observed: 1.000000 0.764706 0.784314 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.472842
  Observed: 0.486275 0.368627 0.000000 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.760637
  Observed: 0.698039 0.368627 0.784314 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.855026
  Observed: 1.000000 0.764706 0.000000 0.956863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.378453
  Observed: 0.654902 0.447059 0.156863 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.816349
  Observed: 0.698039 0.466667 0.196078 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.417129
  Observed: 1.000000 0.513726 0.062745 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.816349
  Observed: 0.431373 0.125490 0.329412 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.417129
  Observed: 0.792157 0.396078 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.217519
  Observed: 0.835294 0.317647 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 1.000000
  Observed: 1.000000 0.396078 0.862745 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.472842
  Observed: 0.211765 0.000000 0.784314 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.760637
  Observed: 1.000000 0.639216 0.533333 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.472842
  Observed: 1.000000 0.513726 0.062745 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.760637
  Observed: 0.431373 0.125490 0.329412 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.855026
  Observed: 1.000000 0.513726 0.062745 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.378453
  Observed: 0.752941 0.494118 0.250980 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.816349
  Observed: 0.654902 0.447059 0.156863 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.417129
  Observed: 1.000000 0.666667 0.588235 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.816349
  Observed: 1.000000 0.513726 0.062745 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.417129
  Observed: 1.000000 0.666667 0.588235 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.217519
  Observed: 1.000000 0.764706 0.000000 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 1.000000
  Observed: 0.752941 0.494118 0.250980 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.472842
  Observed: 1.000000 0.666667 0.588235 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.760637
  Observed: 1.000000 0.686275 0.627451 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.472842
  Observed: 0.698039 0.466667 0.196078 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.760637
  Observed: 1.000000 0.541176 0.847059 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.855026
  Observed: 1.000000 0.568627 0.682353 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.378453
  Observed: 1.000000 0.462745 0.690196 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.816349
  Observed: 0.454902 0.250980 0.800000 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.417129
  Observed: 0.800000 0.392157 0.643137 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.816349
  Observed: 1.000000 0.764706 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.417129
  Observed: 1.000000 0.513726 0.062745 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.217519
  Observed: 0.129412 0.074510 0.015686 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 1.000000
  Observed: 1.000000 0.764706 0.784314 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.472842
  Observed: 0.372549 0.098039 0.274510 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.760637
  Observed: 0.752941 0.494118 0.250980 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.472842
  Observed: 0.341176 0.074510 0.800000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.760637
  Observed: 1.000000 0.764706 0.000000 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.855026
  Observed: 1.000000 0.764706 0.784314 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.378453
  Observed: 0.752941 0.494118 0.250980 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.816349
  Observed: 0.698039 0.466667 0.196078 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.417129
  Observed: 1.000000 0.686275 0.627451 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.816349
  Observed: 1.000000 0.666667 0.588235 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.417129
  Observed: 0.752941 0.494118 0.250980 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.217519
  Observed: 0.372549 0.000000 0.862745 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 1.000000
  Observed: 0.329412 0.078431 0.235294 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.472842
  Observed: 0.431373 0.125490 0.329412 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.760637
  Observed: 0.654902 0.447059 0.156863 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.472842
  Observed: 0.780392 0.619608 0.721569 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.760637
  Observed: 1.000000 0.686275 0.627451 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.855026
  Observed: 0.372549 0.098039 0.274510 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.378453
  Observed: 0.454902 0.250980 0.800000 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.816349
  Observed: 1.000000 0.513726 0.062745 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.417129
  Observed: 0.486275 0.368627 0.000000 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.816349
  Observed: 1.000000 0.764706 0.784314 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.417129
  Observed: 1.000000 0.666667 0.588235 0.901961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.217519
  Observed: 0.780392 0.619608 0.721569 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 1.000000
  Observed: 0.486275 0.368627 0.000000 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.472842
  Observed: 1.000000 0.764706 0.000000 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.760637
  Observed: 0.654902 0.447059 0.156863 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.472842
  Observed: 1.000000 0.686275 0.627451 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.760637
  Observed: 0.654902 0.447059 0.156863 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.855026
  Observed: 0.792157 0.298039 0.666667 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.378453
  Observed: 0.372549 0.000000 0.862745 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.816349
  Observed: 0.266667 0.125490 0.250980 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.417129
  Observed: 0.780392 0.388235 0.560784 0.901961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.816349
  Observed: 1.000000 0.666667 0.666667 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.417129
  Observed: 0.164706 0.000000 0.078431 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.217519
  Observed: 1.000000 0.513726 0.062745 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 1.000000
  Observed: 0.917647 0.494118 0.329412 0.901961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.472842
  Observed: 0.698039 0.466667 0.196078 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.760637
  Observed: 0.737255 0.270588 0.611765 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.472842
  Observed: 0.733333 0.396078 0.258824 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.760637
  Observed: 1.000000 0.764706 0.000000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.855026
  Observed: 0.698039 0.466667 0.196078 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.378453
  Observed: 1.000000 0.639216 0.533333 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.816349
  Observed: 0.752941 0.494118 0.250980 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.417129
  Observed: 0.486275 0.368627 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.816349
  Observed: 1.000000 0.686275 0.627451 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.417129
  Observed: 0.486275 0.368627 0.000000 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.217519
  Observed: 1.000000 0.639216 0.533333 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 1.000000
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.472842
  Observed: 1.000000 0.396078 0.862745 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.760637
  Observed: 0.792157 0.396078 0.078431 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.472842
  Observed: 1.000000 0.666667 0.588235 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.760637
  Observed: 0.835294 0.317647 0.705882 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.855026
  Observed: 1.000000 0.764706 0.784314 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.378453
  Observed: 0.329412 0.078431 0.235294 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.816349
  Observed: 0.780392 0.619608 0.721569 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.417129
  Observed: 0.486275 0.368627 0.000000 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.816349
  Observed: 0.698039 0.368627 0.784314 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.417129
  Observed: 0.780392 0.619608 0.721569 0.901961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.255322
  Observed: 0.486275 0.368627 0.000000 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 1.000000
  Observed: 0.486275 0.368627 0.000000 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.510644
  Observed: 0.698039 0.466667 0.196078 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.798440
  Observed: 0.372549 0.098039 0.274510 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.510644
  Observed: 1.000000 0.764706 0.862745 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.798440
  Observed: 0.862745 0.368627 0.862745 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.892829
  Observed: 0.654902 0.250980 0.839216 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.416256
  Observed: 0.835294 0.317647 0.705882 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.854152
  Observed: 0.211765 0.098039 0.196078 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.454932
  Observed: 1.000000 0.764706 0.078431 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.854152
  Observed: 0.313726 0.223529 0.800000 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.454932
  Observed: 0.709804 0.145098 0.141176 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.255322
  Observed: 0.313726 0.223529 0.800000 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 1.000000
  Observed: 0.105882 0.223529 0.015686 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.510644
  Observed: 0.521569 0.294118 0.062745 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.798440
  Observed: 0.701961 0.345098 0.549020 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.510644
  Observed: 0.329412 0.078431 0.235294 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.798440
  Observed: 0.788235 0.419608 0.313726 0.901961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.892829
  Observed: 1.000000 0.764706 0.862745 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.416256
  Observed: 0.945098 0.619608 0.800000 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.854152
  Observed: 0.733333 0.294118 0.847059 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.454932
  Observed: 0.396078 0.200000 0.266667 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.854152
  Observed: 1.000000 0.541176 0.062745 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.454932
  Observed: 0.376471 0.196078 0.180392 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.255322
  Observed: 0.733333 0.294118 0.847059 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 1.000000
  Observed: 0.294118 0.250980 0.721569 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.510644
  Observed: 0.498039 0.368627 0.749020 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.798440
  Observed: 1.000000 0.764706 0.078431 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.510644
  Observed: 0.780392 0.619608 0.721569 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.798440
  Observed: 0.266667 0.125490 0.250980 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.892829
  Observed: 0.733333 0.517647 0.603922 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.416256
  Observed: 0.945098 0.619608 0.800000 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.854152
  Observed: 0.207843 0.117647 0.023529 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.454932
  Observed: 1.000000 0.639216 0.533333 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.854152
  Observed: 1.000000 0.462745 0.690196 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.454932
  Observed: 1.000000 0.686275 0.705882 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.255322
  Observed: 0.372549 0.349020 0.266667 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 1.000000
  Observed: 0.862745 0.466667 0.274510 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.510644
  Observed: 0.545098 0.145098 0.062745 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.798440
  Observed: 1.000000 0.443137 0.647059 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.510644
  Observed: 1.000000 0.513726 0.141176 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.798440
  Observed: 0.313726 0.223529 0.800000 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.892829
  Observed: 0.294118 0.250980 0.721569 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.416256
  Observed: 0.498039 0.368627 0.749020 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.854152
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.454932
  Observed: 0.756863 0.470588 0.015686 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.854152
  Observed: 1.000000 0.462745 0.690196 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.454932
  Observed: 1.000000 0.443137 0.647059 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.255322
  Observed: 0.733333 0.396078 0.258824 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 1.000000
  Observed: 1.000000 0.564706 0.596078 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.510644
  Observed: 0.670588 0.317647 0.627451 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.798440
  Observed: 0.415686 0.117647 0.807843 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.510644
  Observed: 0.756863 0.368627 0.603922 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.798440
  Observed: 0.521569 0.294118 0.062745 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.892829
  Observed: 0.780392 0.388235 0.560784 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.416256
  Observed: 0.878431 0.435294 0.650980 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.854152
  Observed: 0.654902 0.447059 0.156863 0.901961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.454932
  Observed: 1.000000 0.513726 0.062745 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.854152
  Observed: 1.000000 0.764706 0.000000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.454932
  Observed: 0.709804 0.145098 0.141176 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.255322
  Observed: 0.431373 0.125490 0.329412 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 1.000000
  Observed: 0.486275 0.368627 0.000000 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.510644
  Observed: 0.698039 0.466667 0.196078 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.798440
  Observed: 0.486275 0.368627 0.000000 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.510644
  Observed: 0.698039 0.368627 0.784314 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.798440
  Observed: 1.000000 0.686275 0.627451 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.892829
  Observed: 0.792157 0.396078 0.078431 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.416256
  Observed: 1.000000 0.686275 0.627451 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.854152
  Observed: 0.698039 0.466667 0.196078 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.454932
  Observed: 0.698039 0.466667 0.196078 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.854152
  Observed: 0.737255 0.501961 0.776471 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.454932
  Observed: 0.486275 0.368627 0.000000 0.956863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.255322
  Observed: 0.329412 0.078431 0.235294 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 1.000000
  Observed: 0.654902 0.447059 0.156863 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.510644
  Observed: 0.862745 0.368627 0.862745 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.798440
  Observed: 0.752941 0.494118 0.250980 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.510644
  Observed: 0.164706 0.000000 0.078431 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.798440
  Observed: 0.792157 0.298039 0.666667 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.892829
  Observed: 1.000000 0.764706 0.784314 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.416256
  Observed: 0.917647 0.494118 0.329412 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.854152
  Observed: 0.129412 0.074510 0.015686 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.454932
  Observed: 1.000000 0.639216 0.611765 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.854152
  Observed: 0.486275 0.368627 0.000000 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.454932
  Observed: 1.000000 0.513726 0.062745 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.255322
  Observed: 0.654902 0.447059 0.156863 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 1.000000
  Observed: 0.678431 0.219608 0.078431 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.510644
  Observed: 0.698039 0.466667 0.196078 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.798440
  Observed: 0.835294 0.317647 0.705882 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.510644
  Observed: 0.105882 0.223529 0.015686 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.798440
  Observed: 0.780392 0.619608 0.721569 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.892829
  Observed: 1.000000 0.764706 0.784314 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.854152
  Observed: 0.737255 0.270588 0.611765 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.454932
  Observed: 0.678431 0.219608 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.854152
  Observed: 0.372549 0.000000 0.862745 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.454932
  Observed: 0.737255 0.270588 0.611765 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.255322
  Observed: 0.701961 0.345098 0.549020 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 1.000000
  Observed: 0.756863 0.368627 0.603922 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.510644
  Observed: 0.627451 0.396078 0.000000 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.798440
  Observed: 0.752941 0.494118 0.250980 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.510644
  Observed: 0.792157 0.396078 0.078431 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.798440
  Observed: 1.000000 0.513726 0.062745 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.892829
  Observed: 0.372549 0.349020 0.266667 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.416256
  Observed: 0.627451 0.298039 0.588235 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.854152
  Observed: 1.000000 0.764706 0.000000 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.854152
  Observed: 0.752941 0.494118 0.250980 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.255322
  Observed: 1.000000 0.666667 0.666667 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 1.000000
  Observed: 1.000000 0.541176 0.847059 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.510644
  Observed: 0.780392 0.619608 0.721569 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.798440
  Observed: 0.709804 0.145098 0.141176 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.510644
  Observed: 0.431373 0.125490 0.329412 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.798440
  Observed: 0.698039 0.466667 0.196078 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.892829
  Observed: 1.000000 0.513726 0.062745 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.416256
  Observed: 0.698039 0.466667 0.196078 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.854152
  Observed: 0.792157 0.396078 0.078431 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.454932
  Observed: 0.752941 0.494118 0.250980 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.854152
  Observed: 0.329412 0.078431 0.235294 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.454932
  Observed: 0.835294 0.317647 0.705882 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.255322
  Observed: 1.000000 0.764706 0.784314 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 1.000000
  Observed: 1.000000 0.764706 0.000000 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.510644
  Observed: 0.698039 0.466667 0.196078 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.798440
  Observed: 1.000000 0.764706 0.784314 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.510644
  Observed: 1.000000 0.639216 0.533333 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.798440
  Observed: 1.000000 0.764706 0.784314 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.892829
  Observed: 0.752941 0.494118 0.250980 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.416256
  Observed: 1.000000 0.639216 0.533333 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.854152
  Observed: 1.000000 0.513726 0.062745 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.454932
  Observed: 1.000000 0.764706 0.784314 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.854152
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.454932
  Observed: 0.431373 0.125490 0.329412 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.255322
  Observed: 0.454902 0.250980 0.800000 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 1.000000
  Observed: 0.654902 0.447059 0.156863 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.510644
  Observed: 0.698039 0.368627 0.784314 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.798440
  Observed: 0.698039 0.466667 0.196078 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.510644
  Observed: 1.000000 0.764706 0.000000 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.798440
  Observed: 0.737255 0.270588 0.611765 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.416256
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.854152
  Observed: 1.000000 0.639216 0.533333 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.454932
  Observed: 0.752941 0.494118 0.250980 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.064454
  Observed: 0.752941 0.494118 0.250980 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.862894
  Observed: 0.752941 0.494118 0.250980 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.319776
  Observed: 0.431373 0.125490 0.329412 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.607572
  Observed: 1.000000 0.764706 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.319776
  Observed: 0.698039 0.466667 0.196078 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.607572
  Observed: 1.000000 0.764706 0.000000 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.701961
  Observed: 0.752941 0.494118 0.250980 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.225388
  Observed: 0.372549 0.000000 0.862745 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.663284
  Observed: 1.000000 0.666667 0.588235 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.264064
  Observed: 1.000000 0.666667 0.588235 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.368006 0.000000 0.663284
  Observed: 1.000000 0.396078 0.862745 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.064454
  Observed: 0.654902 0.447059 0.156863 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.862894
  Observed: 0.654902 0.447059 0.156863 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.607572
  Observed: 0.780392 0.619608 0.721569 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.319776
  Observed: 0.372549 0.000000 0.862745 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.607572
  Observed: 0.486275 0.368627 0.000000 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.701961
  Observed: 0.431373 0.125490 0.329412 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.663284
  Observed: 1.000000 0.686275 0.627451 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.663284
  Observed: 1.000000 0.513726 0.062745 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.783099 0.264064
  Observed: 0.968627 0.470588 0.800000 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.064454
  Observed: 0.780392 0.619608 0.721569 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.862894
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.319776
  Observed: 0.792157 0.298039 0.666667 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.607572
  Observed: 0.792157 0.298039 0.666667 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.319776
  Observed: 1.000000 0.686275 0.627451 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.607572
  Observed: 0.776471 0.541176 0.643137 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.701961
  Observed: 1.000000 0.639216 0.533333 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.225388
  Observed: 1.000000 0.396078 0.862745 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.663284
  Observed: 1.000000 0.666667 0.588235 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.264064
  Observed: 1.000000 0.396078 0.862745 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.663284
  Observed: 0.486275 0.368627 0.000000 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.513142 0.061416 0.264064
  Observed: 1.000000 0.686275 0.627451 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.064454
  Observed: 0.792157 0.298039 0.666667 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.862894
  Observed: 0.835294 0.317647 0.705882 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.319776
  Observed: 0.835294 0.317647 0.705882 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.607572
  Observed: 0.756863 0.470588 0.015686 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.319776
  Observed: 0.733333 0.619608 0.015686 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.607572
  Observed: 1.000000 0.549020 0.639216 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.264064
  Observed: 1.000000 0.666667 0.588235 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.663284
  Observed: 0.486275 0.368627 0.000000 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.617254 0.721683 0.264064
  Observed: 0.415686 0.117647 0.807843 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.064454
  Observed: 0.780392 0.619608 0.721569 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.862894
  Observed: 0.486275 0.368627 0.000000 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.319776
  Observed: 0.835294 0.317647 0.705882 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.319776
  Observed: 0.835294 0.317647 0.705882 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.607572
  Observed: 0.486275 0.368627 0.000000 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.701961
  Observed: 1.000000 0.690196 0.062745 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.264064
  Observed: 1.000000 0.513726 0.062745 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.264064
  Observed: 1.000000 0.764706 0.784314 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.064454
  Observed: 0.752941 0.494118 0.250980 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.862894
  Observed: 0.698039 0.368627 0.784314 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.319776
  Observed: 0.752941 0.494118 0.250980 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.319776
  Observed: 1.000000 0.513726 0.062745 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.607572
  Observed: 0.780392 0.619608 0.721569 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.701961
  Observed: 0.415686 0.117647 0.807843 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.225388
  Observed: 0.698039 0.368627 0.784314 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.663284
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.264064
  Observed: 1.000000 0.764706 0.000000 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.064454
  Observed: 1.000000 0.513726 0.062745 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.862894
  Observed: 0.654902 0.447059 0.156863 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.319776
  Observed: 1.000000 0.513726 0.062745 0.901961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.319776
  Observed: 1.000000 0.764706 0.784314 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.225388
  Observed: 1.000000 0.513726 0.062745 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.663284
  Observed: 1.000000 0.513726 0.062745 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.878384
  Observed: 1.000000 0.443137 0.647059 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.335266
  Observed: 0.698039 0.368627 0.784314 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.623062
  Observed: 1.000000 0.764706 0.078431 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.335266
  Observed: 0.372549 0.000000 0.862745 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.623062
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.717451
  Observed: 1.000000 0.513726 0.062745 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.240878
  Observed: 0.654902 0.447059 0.156863 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.678774
  Observed: 0.431373 0.125490 0.329412 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.279554
  Observed: 0.698039 0.368627 0.784314 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.678774
  Observed: 1.000000 0.764706 0.000000 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.494121 0.250417 0.279554
  Observed: 1.000000 0.764706 0.000000 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.079944
  Observed: 0.780392 0.619608 0.721569 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.878384
  Observed: 0.654902 0.447059 0.156863 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.335266
  Observed: 1.000000 0.764706 0.784314 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.623062
  Observed: 0.486275 0.368627 0.000000 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.335266
  Observed: 0.698039 0.368627 0.784314 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.623062
  Observed: 0.654902 0.447059 0.156863 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.717451
  Observed: 1.000000 0.764706 0.784314 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.240878
  Observed: 1.000000 0.513726 0.062745 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.678774
  Observed: 0.862745 0.368627 0.862745 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.279554
  Observed: 1.000000 0.764706 0.078431 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.678774
  Observed: 0.811765 0.545098 0.784314 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.636275 0.532683 0.279554
  Observed: 1.000000 0.764706 0.000000 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.079944
  Observed: 0.372549 0.098039 0.274510 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.878384
  Observed: 1.000000 0.639216 0.533333 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.335266
  Observed: 1.000000 0.513726 0.062745 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.623062
  Observed: 1.000000 0.541176 0.847059 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.335266
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.623062
  Observed: 1.000000 0.513726 0.062745 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.717451
  Observed: 1.000000 0.666667 0.588235 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.240878
  Observed: 1.000000 0.666667 0.588235 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.678774
  Observed: 0.780392 0.619608 0.721569 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.279554
  Observed: 0.698039 0.466667 0.196078 0.478431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.678774
  Observed: 1.000000 0.764706 0.000000 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.682898 0.625258 0.279554
  Observed: 0.752941 0.494118 0.250980 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.079944
  Observed: 0.207843 0.117647 0.023529 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.878384
  Observed: 0.752941 0.494118 0.250980 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.335266
  Observed: 0.698039 0.368627 0.784314 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.623062
  Observed: 1.000000 0.639216 0.533333 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.335266
  Observed: 1.000000 0.513726 0.062745 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.623062
  Observed: 1.000000 0.513726 0.062745 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.717451
  Observed: 1.000000 0.513726 0.062745 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.240878
  Observed: 0.654902 0.447059 0.156863 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.678774
  Observed: 1.000000 0.764706 0.784314 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.279554
  Observed: 0.698039 0.368627 0.784314 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.678774
  Observed: 1.000000 0.764706 0.784314 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.447498 0.157841 0.279554
  Observed: 0.654902 0.447059 0.156863 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.079944
  Observed: 0.780392 0.619608 0.721569 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.878384
  Observed: 1.000000 0.764706 0.784314 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.335266
  Observed: 1.000000 0.764706 0.784314 0.956863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.623062
  Observed: 0.486275 0.368627 0.000000 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.335266
  Observed: 1.000000 0.666667 0.588235 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.623062
  Observed: 0.313726 0.223529 0.800000 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.717451
  Observed: 1.000000 0.541176 0.062745 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.240878
  Observed: 0.654902 0.447059 0.156863 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.678774
  Observed: 0.709804 0.145098 0.141176 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.279554
  Observed: 1.000000 0.686275 0.627451 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.678774
  Observed: 1.000000 0.764706 0.784314 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.368006 0.783099 0.279554
  Observed: 1.000000 0.666667 0.588235 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.079944
  Observed: 1.000000 0.639216 0.533333 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.878384
  Observed: 0.752941 0.494118 0.250980 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.335266
  Observed: 0.780392 0.619608 0.721569 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.623062
  Observed: 1.000000 0.513726 0.062745 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.335266
  Observed: 1.000000 0.513726 0.062745 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.623062
  Observed: 0.486275 0.368627 0.000000 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.717451
  Observed: 1.000000 0.764706 0.784314 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.240878
  Observed: 1.000000 0.686275 0.627451 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.678774
  Observed: 0.486275 0.368627 0.000000 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.279554
  Observed: 1.000000 0.764706 0.784314 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.678774
  Observed: 1.000000 0.513726 0.062745 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.762389 0.000000 0.279554
  Observed: 1.000000 0.513726 0.062745 0.956863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.079944
  Observed: 1.000000 0.666667 0.588235 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.878384
  Observed: 1.000000 0.764706 0.000000 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.335266
  Observed: 0.698039 0.368627 0.784314 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.623062
  Observed: 1.000000 0.462745 0.690196 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.335266
  Observed: 0.498039 0.368627 0.749020 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.623062
  Observed: 0.945098 0.619608 0.800000 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.717451
  Observed: 1.000000 0.396078 0.862745 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.240878
  Observed: 0.780392 0.619608 0.721569 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.678774
  Observed: 0.835294 0.317647 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.279554
  Observed: 1.000000 0.686275 0.627451 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.678774
  Observed: 0.486275 0.368627 0.000000 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.663794 0.587324 0.279554
  Observed: 1.000000 0.686275 0.627451 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.079944
  Observed: 1.000000 0.666667 0.588235 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.878384
  Observed: 0.752941 0.494118 0.250980 0.956863
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.335266
  Observed: 0.752941 0.494118 0.250980 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.623062
  Observed: 0.105882 0.223529 0.015686 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.335266
  Observed: 0.780392 0.388235 0.560784 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.623062
  Observed: 1.000000 0.764706 0.000000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.717451
  Observed: 0.313726 0.223529 0.800000 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.240878
  Observed: 1.000000 0.764706 0.784314 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.678774
  Observed: 0.752941 0.494118 0.250980 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.279554
  Observed: 0.752941 0.494118 0.250980 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.678774
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.466602 0.195775 0.279554
  Observed: 1.000000 0.764706 0.000000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.000000
  Observed: 0.486275 0.368627 0.000000 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.798440
  Observed: 1.000000 0.686275 0.627451 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.255322
  Observed: 0.654902 0.447059 0.156863 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.543118
  Observed: 0.654902 0.447059 0.156863 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.255322
  Observed: 0.654902 0.447059 0.156863 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.543118
  Observed: 1.000000 0.764706 0.000000 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.637506
  Observed: 1.000000 0.686275 0.627451 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.160934
  Observed: 0.862745 0.466667 0.274510 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.598830
  Observed: 0.372549 0.000000 0.862745 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.199610
  Observed: 1.000000 0.686275 0.627451 0.223529
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.598830
  Observed: 1.000000 0.639216 0.533333 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.199610
  Observed: 1.000000 0.666667 0.588235 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.000000
  Observed: 1.000000 0.686275 0.627451 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.798440
  Observed: 1.000000 0.764706 0.784314 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.255322
  Observed: 0.372549 0.000000 0.862745 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.543118
  Observed: 0.164706 0.000000 0.078431 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.255322
  Observed: 1.000000 0.513726 0.062745 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.543118
  Observed: 0.780392 0.619608 0.721569 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.637506
  Observed: 1.000000 0.666667 0.588235 0.721569
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.160934
  Observed: 0.698039 0.466667 0.196078 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.598830
  Observed: 1.000000 0.639216 0.533333 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.199610
  Observed: 1.000000 0.686275 0.627451 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.598830
  Observed: 0.733333 0.396078 0.258824 0.376471
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.199610
  Observed: 0.423529 0.325490 0.737255 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.000000
  Observed: 0.341176 0.172549 0.211765 0.815686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.798440
  Observed: 1.000000 0.690196 0.062745 0.301961
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.255322
  Observed: 1.000000 0.513726 0.141176 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.543118
  Observed: 0.443137 0.250980 0.054902 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.255322
  Observed: 0.968627 0.470588 0.800000 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.543118
  Observed: 0.572549 0.270588 0.533333 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.637506
  Observed: 0.917647 0.494118 0.329412 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.160934
  Observed: 0.756863 0.368627 0.603922 0.815686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.598830
  Observed: 0.737255 0.501961 0.776471 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.199610
  Observed: 0.341176 0.074510 0.800000 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.598830
  Observed: 1.000000 0.541176 0.062745 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.199610
  Observed: 0.415686 0.215686 0.223529 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.000000
  Observed: 1.000000 0.647059 0.839216 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.798440
  Observed: 1.000000 0.439216 0.125490 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.255322
  Observed: 1.000000 0.513726 0.807843 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.543118
  Observed: 0.811765 0.270588 0.309804 0.101961
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.255322
  Observed: 0.878431 0.435294 0.650980 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.543118
  Observed: 0.752941 0.494118 0.250980 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.637506
  Observed: 0.992157 0.396078 0.113725 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.160934
  Observed: 0.839216 0.396078 0.784314 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.598830
  Observed: 0.835294 0.415686 0.611765 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.199610
  Observed: 1.000000 0.541176 0.847059 0.721569
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.598830
  Observed: 0.372549 0.098039 0.274510 0.815686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.199610
  Observed: 0.627451 0.298039 0.588235 0.223529
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.000000
  Observed: 0.415686 0.215686 0.223529 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.798440
  Observed: 0.800000 0.392157 0.643137 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.255322
  Observed: 0.654902 0.250980 0.839216 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.543118
  Observed: 0.756863 0.247059 0.258824 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.255322
  Observed: 0.498039 0.368627 0.749020 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.543118
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.160934
  Observed: 0.372549 0.000000 0.862745 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.199610
  Observed: 0.709804 0.145098 0.141176 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.598830
  Observed: 0.486275 0.368627 0.000000 0.478431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.199610
  Observed: 0.698039 0.466667 0.196078 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.000000
  Observed: 1.000000 0.686275 0.627451 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.255322
  Observed: 0.792157 0.298039 0.666667 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.543118
  Observed: 1.000000 0.639216 0.611765 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.255322
  Observed: 0.752941 0.494118 0.250980 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.543118
  Observed: 0.780392 0.619608 0.721569 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.637506
  Observed: 0.486275 0.368627 0.000000 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.160934
  Observed: 1.000000 0.686275 0.627451 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.598830
  Observed: 1.000000 0.686275 0.627451 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.199610
  Observed: 1.000000 0.764706 0.784314 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.598830
  Observed: 0.654902 0.447059 0.156863 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.199610
  Observed: 0.917647 0.494118 0.329412 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.000000
  Observed: 1.000000 0.764706 0.784314 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.798440
  Observed: 0.733333 0.294118 0.847059 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.255322
  Observed: 0.819608 0.447059 0.235294 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.543118
  Observed: 0.835294 0.317647 0.705882 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.255322
  Observed: 1.000000 0.443137 0.647059 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.543118
  Observed: 0.211765 0.000000 0.784314 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.637506
  Observed: 1.000000 0.290196 0.121569 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.160934
  Observed: 0.839216 0.396078 0.784314 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.598830
  Observed: 0.698039 0.466667 0.196078 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.199610
  Observed: 0.698039 0.466667 0.196078 0.478431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.598830
  Observed: 0.698039 0.368627 0.784314 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.199610
  Observed: 0.752941 0.494118 0.250980 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.000000
  Observed: 1.000000 0.764706 0.000000 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.798440
  Observed: 1.000000 0.513726 0.062745 0.721569
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.255322
  Observed: 0.752941 0.494118 0.250980 0.678431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.543118
  Observed: 0.780392 0.619608 0.721569 0.545098
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.543118
  Observed: 0.105882 0.223529 0.015686 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.637506
  Observed: 1.000000 0.639216 0.533333 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.160934
  Observed: 0.780392 0.619608 0.721569 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.598830
  Observed: 1.000000 0.666667 0.588235 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.199610
  Observed: 0.654902 0.447059 0.156863 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.598830
  Observed: 1.000000 0.513726 0.062745 0.678431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.199610
  Observed: 0.329412 0.078431 0.235294 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.000000
  Observed: 0.486275 0.368627 0.000000 0.078431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.255322
  Observed: 0.752941 0.494118 0.250980 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.543118
  Observed: 0.372549 0.000000 0.862745 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.255322
  Observed: 1.000000 0.666667 0.588235 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.637506
  Observed: 0.752941 0.494118 0.250980 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.160934
  Observed: 0.627451 0.396078 0.000000 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.598830
  Observed: 1.000000 0.513726 0.062745 0.101961
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.199610
  Observed: 0.654902 0.447059 0.156863 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.598830
  Observed: 1.000000 0.639216 0.533333 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.199610
  Observed: 0.698039 0.466667 0.196078 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.000000
  Observed: 0.654902 0.447059 0.156863 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.798440
  Observed: 1.000000 0.764706 0.784314 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.255322
  Observed: 0.780392 0.619608 0.721569 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.543118
  Observed: 0.737255 0.270588 0.611765 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.255322
  Observed: 1.000000 0.666667 0.588235 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.543118
  Observed: 1.000000 0.639216 0.533333 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.637506
  Observed: 0.698039 0.466667 0.196078 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.160934
  Observed: 1.000000 0.639216 0.533333 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.598830
  Observed: 1.000000 0.415686 0.596078 0.160784
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.199610
  Observed: 1.000000 0.686275 0.627451 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.598830
  Observed: 1.000000 0.396078 0.862745 0.062745
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.199610
  Observed: 1.000000 0.541176 0.847059 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.000000
  Observed: 0.698039 0.466667 0.196078 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.798440
  Observed: 0.698039 0.368627 0.784314 0.301961
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.255322
  Observed: 0.780392 0.619608 0.721569 0.678431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.543118
  Observed: 0.752941 0.494118 0.250980 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.255322
  Observed: 0.698039 0.466667 0.196078 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.543118
  Observed: 0.486275 0.368627 0.000000 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.637506
  Observed: 1.000000 0.513726 0.062745 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.160934
  Observed: 1.000000 0.513726 0.062745 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.598830
  Observed: 0.486275 0.368627 0.000000 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.199610
  Observed: 1.000000 0.639216 0.533333 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.598830
  Observed: 0.698039 0.368627 0.784314 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.199610
  Observed: 0.780392 0.619608 0.721569 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.000000
  Observed: 0.780392 0.619608 0.721569 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.798440
  Observed: 1.000000 0.639216 0.533333 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.255322
  Observed: 1.000000 0.513726 0.062745 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.543118
  Observed: 0.431373 0.125490 0.329412 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.255322
  Observed: 0.698039 0.466667 0.196078 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.543118
  Observed: 0.752941 0.494118 0.250980 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.637506
  Observed: 1.000000 0.639216 0.533333 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.160934
  Observed: 1.000000 0.764706 0.784314 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.598830
  Observed: 1.000000 0.764706 0.000000 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.199610
  Observed: 1.000000 0.686275 0.627451 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.598830
  Observed: 0.698039 0.466667 0.196078 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.199610
  Observed: 0.654902 0.447059 0.156863 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.319776
  Observed: 0.486275 0.368627 0.000000 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 1.000000
  Observed: 1.000000 0.764706 0.000000 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.575098
  Observed: 0.698039 0.368627 0.784314 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.862894
  Observed: 1.000000 0.764706 0.784314 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.575098
  Observed: 1.000000 0.513726 0.062745 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.862894
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.957283
  Observed: 0.654902 0.447059 0.156863 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.480710
  Observed: 0.752941 0.494118 0.250980 0.741176
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.918606
  Observed: 0.654902 0.447059 0.156863 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.519386
  Observed: 0.737255 0.270588 0.611765 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.918606
  Observed: 0.698039 0.368627 0.784314 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.519386
  Observed: 0.698039 0.466667 0.196078 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.319776
  Observed: 1.000000 0.396078 0.862745 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 1.000000
  Observed: 0.698039 0.466667 0.196078 0.741176
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.575098
  Observed: 0.486275 0.368627 0.000000 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.862894
  Observed: 1.000000 0.639216 0.533333 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.575098
  Observed: 0.780392 0.619608 0.721569 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.862894
  Observed: 0.654902 0.447059 0.156863 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.957283
  Observed: 0.654902 0.447059 0.156863 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.480710
  Observed: 0.698039 0.466667 0.196078 0.678431
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.918606
  Observed: 1.000000 0.666667 0.588235 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.519386
  Observed: 1.000000 0.686275 0.627451 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.918606
  Observed: 0.752941 0.494118 0.250980 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.519386
  Observed: 1.000000 0.764706 0.784314 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.319776
  Observed: 0.372549 0.000000 0.862745 0.545098
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 1.000000
  Observed: 0.780392 0.619608 0.721569 0.721569
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.575098
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.862894
  Observed: 0.968627 0.470588 0.800000 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.575098
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.862894
  Observed: 0.698039 0.466667 0.196078 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.957283
  Observed: 0.780392 0.619608 0.721569 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.480710
  Observed: 1.000000 0.764706 0.784314 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.918606
  Observed: 1.000000 0.686275 0.627451 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.519386
  Observed: 0.486275 0.368627 0.000000 0.160784
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.918606
  Observed: 1.000000 0.686275 0.627451 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.519386
  Observed: 1.000000 0.639216 0.533333 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.319776
  Observed: 1.000000 0.686275 0.627451 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 1.000000
  Observed: 0.792157 0.298039 0.666667 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.575098
  Observed: 1.000000 0.396078 0.862745 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.862894
  Observed: 0.780392 0.619608 0.721569 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.575098
  Observed: 0.698039 0.368627 0.784314 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.862894
  Observed: 1.000000 0.686275 0.627451 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.957283
  Observed: 0.835294 0.317647 0.705882 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.319776
  Observed: 0.835294 0.317647 0.705882 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.862894
  Observed: 0.752941 0.494118 0.250980 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.519386
  Observed: 1.000000 0.666667 0.588235 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.319776
  Observed: 1.000000 0.666667 0.588235 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 1.000000
  Observed: 1.000000 0.764706 0.000000 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.862894
  Observed: 1.000000 0.639216 0.533333 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.575098
  Observed: 1.000000 0.764706 0.000000 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.862894
  Observed: 1.000000 0.513726 0.062745 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.957283
  Observed: 0.654902 0.447059 0.156863 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.480710
  Observed: 1.000000 0.513726 0.062745 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.918606
  Observed: 0.698039 0.368627 0.784314 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.519386
  Observed: 0.698039 0.368627 0.784314 0.956863
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.918606
  Observed: 0.752941 0.494118 0.250980 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.519386
  Observed: 1.000000 0.513726 0.062745 0.721569
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.319776
  Observed: 1.000000 0.513726 0.062745 0.223529
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 1.000000
  Observed: 1.000000 0.764706 0.000000 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.575098
  Observed: 0.698039 0.368627 0.784314 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.575098
  Observed: 1.000000 0.666667 0.588235 0.678431
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.957283
  Observed: 0.698039 0.368627 0.784314 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.480710
  Observed: 0.698039 0.466667 0.196078 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.519386
  Observed: 0.698039 0.368627 0.784314 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.575098
  Observed: 1.000000 0.639216 0.533333 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.957283
  Observed: 1.000000 0.686275 0.627451 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.480710
  Observed: 0.780392 0.619608 0.721569 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.519386
  Observed: 1.000000 0.686275 0.627451 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.918606
  Observed: 0.486275 0.368627 0.000000 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.892829
  Observed: 0.698039 0.376471 0.254902 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.416256
  Observed: 0.698039 0.466667 0.196078 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.854152
  Observed: 1.000000 0.666667 0.588235 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.454932
  Observed: 0.752941 0.494118 0.250980 0.956863
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.854152
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.454932
  Observed: 1.000000 0.666667 0.588235 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.255322
  Observed: 1.000000 0.513726 0.062745 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 1.000000
  Observed: 1.000000 0.670588 0.058824 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.510644
  Observed: 0.698039 0.274510 0.843137 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.798440
  Observed: 0.654902 0.356863 0.215686 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.510644
  Observed: 1.000000 0.423529 0.121569 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.798440
  Observed: 0.654902 0.356863 0.215686 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.892829
  Observed: 0.780392 0.525490 0.780392 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.416256
  Observed: 1.000000 0.545098 0.592157 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.854152
  Observed: 0.486275 0.274510 0.058824 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.454932
  Observed: 1.000000 0.670588 0.843137 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.854152
  Observed: 0.698039 0.376471 0.254902 0.215686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.454932
  Observed: 1.000000 0.592157 0.686275 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.255322
  Observed: 1.000000 0.513726 0.062745 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 1.000000
  Observed: 0.917647 0.494118 0.329412 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.510644
  Observed: 0.698039 0.274510 0.843137 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.798440
  Observed: 0.839216 0.396078 0.784314 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.510644
  Observed: 0.627451 0.298039 0.588235 0.223529
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.798440
  Observed: 0.780392 0.619608 0.721569 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.892829
  Observed: 1.000000 0.513726 0.062745 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.416256
  Observed: 1.000000 0.513726 0.062745 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.854152
  Observed: 0.654902 0.447059 0.156863 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.454932
  Observed: 0.698039 0.376471 0.254902 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.854152
  Observed: 0.698039 0.376471 0.254902 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.454932
  Observed: 1.000000 0.670588 0.058824 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.255322
  Observed: 1.000000 0.572549 0.647059 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 1.000000
  Observed: 0.752941 0.400000 0.309804 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.510644
  Observed: 0.654902 0.356863 0.215686 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.798440
  Observed: 1.000000 0.545098 0.592157 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.510644
  Observed: 0.654902 0.356863 0.215686 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.798440
  Observed: 1.000000 0.572549 0.647059 0.301961
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.892829
  Observed: 1.000000 0.764706 0.784314 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.416256
  Observed: 0.486275 0.368627 0.000000 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.854152
  Observed: 1.000000 0.513726 0.062745 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.454932
  Observed: 1.000000 0.764706 0.784314 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.854152
  Observed: 0.654902 0.447059 0.156863 0.600000
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.454932
  Observed: 1.000000 0.666667 0.588235 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.255322
  Observed: 1.000000 0.423529 0.121569 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 1.000000
  Observed: 0.752941 0.400000 0.309804 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.510644
  Observed: 0.698039 0.274510 0.843137 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.798440
  Observed: 0.752941 0.400000 0.309804 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.510644
  Observed: 0.486275 0.274510 0.058824 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.798440
  Observed: 0.486275 0.274510 0.058824 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.892829
  Observed: 0.486275 0.274510 0.058824 0.741176
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.416256
  Observed: 1.000000 0.670588 0.843137 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.854152
  Observed: 1.000000 0.439216 0.125490 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.454932
  Observed: 0.698039 0.274510 0.843137 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.854152
  Observed: 0.654902 0.447059 0.156863 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.454932
  Observed: 1.000000 0.670588 0.058824 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.255322
  Observed: 0.341176 0.172549 0.211765 0.815686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 1.000000
  Observed: 0.698039 0.368627 0.784314 0.956863
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.510644
  Observed: 1.000000 0.513726 0.062745 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.798440
  Observed: 0.486275 0.368627 0.000000 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.510644
  Observed: 0.486275 0.368627 0.000000 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.798440
  Observed: 1.000000 0.545098 0.592157 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.892829
  Observed: 1.000000 0.670588 0.843137 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.416256
  Observed: 0.780392 0.525490 0.780392 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.854152
  Observed: 1.000000 0.592157 0.686275 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.454932
  Observed: 1.000000 0.572549 0.647059 0.901961
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.854152
  Observed: 1.000000 0.670588 0.058824 0.815686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.454932
  Observed: 1.000000 0.572549 0.647059 0.101961
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.255322
  Observed: 1.000000 0.423529 0.121569 0.301961
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 1.000000
  Observed: 1.000000 0.639216 0.533333 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.510644
  Observed: 0.372549 0.000000 0.862745 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.798440
  Observed: 1.000000 0.572549 0.647059 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.510644
  Observed: 1.000000 0.764706 0.784314 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.798440
  Observed: 0.780392 0.388235 0.560784 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.892829
  Observed: 0.752941 0.494118 0.250980 0.639216
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.416256
  Observed: 1.000000 0.764706 0.000000 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.854152
  Observed: 0.752941 0.494118 0.250980 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.454932
  Observed: 0.698039 0.274510 0.843137 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.854152
  Observed: 1.000000 0.545098 0.592157 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.454932
  Observed: 1.000000 0.670588 0.843137 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.064454
  Observed: 0.486275 0.274510 0.058824 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.862894
  Observed: 1.000000 0.670588 0.843137 0.901961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.319776
  Observed: 1.000000 0.423529 0.121569 0.760784
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.607572
  Observed: 0.752941 0.400000 0.309804 0.301961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.319776
  Observed: 1.000000 0.764706 0.000000 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.607572
  Observed: 0.752941 0.494118 0.250980 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.701961
  Observed: 0.443137 0.250980 0.054902 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.225388
  Observed: 1.000000 0.666667 0.588235 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.663284
  Observed: 0.698039 0.368627 0.784314 0.062745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.264064
  Observed: 1.000000 0.764706 0.784314 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.663284
  Observed: 1.000000 0.764706 0.078431 0.078431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.264064
  Observed: 1.000000 0.513726 0.062745 0.956863
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.064454
  Observed: 1.000000 0.592157 0.686275 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.862894
  Observed: 1.000000 0.423529 0.121569 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.319776
  Observed: 1.000000 0.670588 0.843137 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.607572
  Observed: 1.000000 0.670588 0.843137 0.470588
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.319776
  Observed: 0.654902 0.356863 0.215686 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.607572
  Observed: 1.000000 0.592157 0.686275 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.701961
  Observed: 0.698039 0.376471 0.254902 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.225388
  Observed: 0.654902 0.250980 0.839216 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.663284
  Observed: 1.000000 0.639216 0.533333 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.264064
  Observed: 0.756863 0.247059 0.258824 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.663284
  Observed: 1.000000 0.541176 0.847059 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.264064
  Observed: 0.313726 0.223529 0.800000 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.064454
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.862894
  Observed: 1.000000 0.764706 0.784314 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.319776
  Observed: 1.000000 0.545098 0.592157 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.607572
  Observed: 1.000000 0.670588 0.058824 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.319776
  Observed: 0.780392 0.525490 0.780392 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.607572
  Observed: 0.698039 0.274510 0.843137 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.701961
  Observed: 0.698039 0.274510 0.843137 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.225388
  Observed: 1.000000 0.670588 0.058824 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.663284
  Observed: 1.000000 0.670588 0.058824 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.264064
  Observed: 0.780392 0.525490 0.780392 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.663284
  Observed: 1.000000 0.545098 0.592157 0.901961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.264064
  Observed: 1.000000 0.611765 0.690196 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.064454
  Observed: 0.690196 0.372549 0.219608 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.862894
  Observed: 0.811765 0.270588 0.309804 0.678431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.319776
  Observed: 0.835294 0.415686 0.611765 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.607572
  Observed: 0.811765 0.545098 0.784314 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.319776
  Observed: 0.701961 0.345098 0.549020 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.607572
  Observed: 0.752941 0.400000 0.309804 0.901961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.701961
  Observed: 0.733333 0.396078 0.258824 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.225388
  Observed: 0.545098 0.145098 0.062745 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.663284
  Observed: 1.000000 0.443137 0.647059 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.264064
  Observed: 0.521569 0.294118 0.062745 0.078431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.663284
  Observed: 1.000000 0.611765 0.690196 0.239216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.264064
  Observed: 0.423529 0.325490 0.737255 0.760784
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.064454
  Observed: 1.000000 0.690196 0.847059 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.862894
  Observed: 1.000000 0.439216 0.125490 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.319776
  Observed: 0.800000 0.392157 0.643137 0.760784
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.607572
  Observed: 0.396078 0.200000 0.266667 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.319776
  Observed: 1.000000 0.764706 0.078431 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.607572
  Observed: 0.788235 0.419608 0.313726 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.701961
  Observed: 0.792157 0.396078 0.078431 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.225388
  Observed: 0.698039 0.274510 0.843137 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.663284
  Observed: 0.105882 0.223529 0.015686 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.264064
  Observed: 1.000000 0.564706 0.596078 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.663284
  Observed: 0.792157 0.298039 0.666667 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.264064
  Observed: 1.000000 0.541176 0.062745 0.078431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.064454
  Observed: 1.000000 0.611765 0.690196 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.862894
  Observed: 1.000000 0.639216 0.611765 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.319776
  Observed: 1.000000 0.592157 0.650980 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.607572
  Observed: 0.431373 0.125490 0.329412 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.319776
  Observed: 0.611765 0.329412 0.211765 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.607572
  Observed: 0.792157 0.396078 0.078431 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.701961
  Observed: 0.945098 0.619608 0.800000 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.225388
  Observed: 0.788235 0.419608 0.313726 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.663284
  Observed: 0.341176 0.172549 0.211765 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.264064
  Observed: 0.572549 0.270588 0.533333 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.663284
  Observed: 0.709804 0.376471 0.301961 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.264064
  Observed: 0.372549 0.098039 0.274510 0.376471
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.064454
  Observed: 0.733333 0.619608 0.015686 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.862894
  Observed: 0.498039 0.368627 0.749020 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.319776
  Observed: 0.752941 0.400000 0.309804 0.600000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.607572
  Observed: 0.654902 0.447059 0.156863 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.319776
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.607572
  Observed: 0.752941 0.400000 0.309804 0.639216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.701961
  Observed: 0.752941 0.400000 0.309804 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.225388
  Observed: 1.000000 0.686275 0.627451 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.663284
  Observed: 0.698039 0.376471 0.254902 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.264064
  Observed: 0.486275 0.274510 0.058824 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.663284
  Observed: 0.654902 0.356863 0.215686 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.264064
  Observed: 0.698039 0.466667 0.196078 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.064454
  Observed: 0.654902 0.356863 0.215686 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.862894
  Observed: 1.000000 0.423529 0.121569 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.319776
  Observed: 0.486275 0.368627 0.000000 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.607572
  Observed: 1.000000 0.686275 0.627451 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.319776
  Observed: 0.698039 0.466667 0.196078 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.607572
  Observed: 1.000000 0.670588 0.843137 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.701961
  Observed: 1.000000 0.290196 0.121569 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.225388
  Observed: 0.752941 0.494118 0.250980 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.663284
  Observed: 1.000000 0.423529 0.121569 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.264064
  Observed: 1.000000 0.592157 0.686275 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.663284
  Observed: 1.000000 0.686275 0.627451 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.264064
  Observed: 1.000000 0.670588 0.058824 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.064454
  Observed: 0.654902 0.447059 0.156863 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.862894
  Observed: 0.752941 0.400000 0.309804 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.319776
  Observed: 1.000000 0.513726 0.062745 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.607572
  Observed: 1.000000 0.545098 0.592157 0.470588
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.319776
  Observed: 1.000000 0.639216 0.611765 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.607572
  Observed: 0.521569 0.294118 0.062745 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.701961
  Observed: 0.917647 0.494118 0.329412 0.721569
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.225388
  Observed: 0.733333 0.294118 0.847059 0.078431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.663284
  Observed: 0.756863 0.368627 0.603922 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.264064
  Observed: 0.545098 0.145098 0.062745 0.062745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.663284
  Observed: 0.811765 0.545098 0.784314 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.264064
  Observed: 1.000000 0.670588 0.058824 0.301961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.064454
  Observed: 1.000000 0.670588 0.058824 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.862894
  Observed: 0.780392 0.619608 0.721569 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.319776
  Observed: 1.000000 0.690196 0.847059 0.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.607572
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.319776
  Observed: 0.372549 0.000000 0.862745 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.607572
  Observed: 1.000000 0.513726 0.062745 0.101961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.701961
  Observed: 1.000000 0.639216 0.533333 0.878431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.225388
  Observed: 0.486275 0.274510 0.058824 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.663284
  Observed: 0.752941 0.494118 0.250980 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.264064
  Observed: 1.000000 0.572549 0.647059 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.264064
  Observed: 0.780392 0.619608 0.721569 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.064454
  Observed: 0.654902 0.447059 0.156863 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.862894
  Observed: 1.000000 0.666667 0.588235 0.333333
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.319776
  Observed: 1.000000 0.639216 0.533333 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.607572
  Observed: 1.000000 0.764706 0.784314 0.282353
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.319776
  Observed: 0.329412 0.078431 0.235294 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.607572
  Observed: 0.654902 0.356863 0.215686 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.701961
  Observed: 0.780392 0.525490 0.780392 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.225388
  Observed: 0.698039 0.466667 0.196078 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.663284
  Observed: 0.298039 0.152941 0.172549 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.264064
  Observed: 1.000000 0.572549 0.647059 0.815686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.663284
  Observed: 1.000000 0.670588 0.058824 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.064454
  Observed: 0.486275 0.368627 0.000000 0.078431
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.862894
  Observed: 0.752941 0.494118 0.250980 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.319776
  Observed: 0.752941 0.400000 0.309804 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.607572
  Observed: 1.000000 0.415686 0.596078 0.160784
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.319776
  Observed: 1.000000 0.639216 0.533333 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.607572
  Observed: 0.780392 0.525490 0.780392 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.701961
  Observed: 0.654902 0.447059 0.156863 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.225388
  Observed: 1.000000 0.572549 0.647059 0.215686
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.264064
  Observed: 0.698039 0.274510 0.843137 0.760784
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.663284
  Observed: 1.000000 0.592157 0.686275 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.374601 0.254595 0.264064
  Observed: 1.000000 0.396078 0.862745 0.062745
  Blend src factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 1.000000
  Observed: 0.698039 0.376471 0.254902 0.815686
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.575098
  Observed: 0.698039 0.466667 0.196078 0.741176
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.862894
  Observed: 1.000000 0.639216 0.533333 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.575098
  Observed: 0.752941 0.400000 0.309804 0.760784
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.862894
  Observed: 0.780392 0.525490 0.780392 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.957283
  Observed: 0.654902 0.356863 0.215686 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.480710
  Observed: 0.752941 0.400000 0.309804 0.470588
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.918606
  Observed: 0.780392 0.525490 0.780392 0.062745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.519386
  Observed: 0.752941 0.400000 0.309804 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.918606
  Observed: 1.000000 0.592157 0.686275 0.215686
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.519386
  Observed: 0.698039 0.466667 0.196078 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.319776
  Observed: 1.000000 0.592157 0.686275 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 1.000000
  Observed: 0.698039 0.376471 0.254902 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.575098
  Observed: 0.698039 0.274510 0.843137 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.862894
  Observed: 1.000000 0.423529 0.121569 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.575098
  Observed: 0.654902 0.356863 0.215686 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.862894
  Observed: 1.000000 0.545098 0.592157 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.957283
  Observed: 1.000000 0.572549 0.647059 0.760784
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.918606
  Observed: 1.000000 0.423529 0.121569 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.519386
  Observed: 0.698039 0.466667 0.196078 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.918606
  Observed: 1.000000 0.572549 0.647059 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.841919 0.519386
  Observed: 0.654902 0.356863 0.215686 0.376471
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.319776
  Observed: 0.698039 0.274510 0.843137 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 1.000000
  Observed: 0.752941 0.494118 0.250980 0.741176
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.575098
  Observed: 0.486275 0.368627 0.000000 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.862894
  Observed: 0.780392 0.525490 0.780392 0.101961
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.575098
  Observed: 0.698039 0.274510 0.843137 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.862894
  Observed: 0.698039 0.368627 0.784314 0.627451
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.957283
  Observed: 0.752941 0.400000 0.309804 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.480710
  Observed: 1.000000 0.670588 0.843137 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.918606
  Observed: 0.698039 0.376471 0.254902 0.760784
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.519386
  Observed: 0.654902 0.447059 0.156863 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.918606
  Observed: 1.000000 0.545098 0.592157 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.421140 0.120236 0.519386
  Observed: 0.752941 0.400000 0.309804 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.319776
  Observed: 1.000000 0.572549 0.647059 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 1.000000
  Observed: 0.780392 0.525490 0.780392 0.215686
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.575098
  Observed: 0.780392 0.619608 0.721569 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.862894
  Observed: 0.752941 0.400000 0.309804 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.575098
  Observed: 0.698039 0.466667 0.196078 0.678431
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.862894
  Observed: 0.486275 0.274510 0.058824 0.470588
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.957283
  Observed: 1.000000 0.592157 0.686275 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.480710
  Observed: 1.000000 0.670588 0.843137 0.800000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.918606
  Observed: 1.000000 0.670588 0.058824 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.519386
  Observed: 0.780392 0.525490 0.780392 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.918606
  Observed: 1.000000 0.670588 0.843137 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.781501 0.525252 0.780503 0.519386
  Observed: 1.000000 0.572549 0.647059 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.319776
  Observed: 0.698039 0.466667 0.196078 0.835294
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 1.000000
  Observed: 0.698039 0.376471 0.254902 0.917647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.575098
  Observed: 1.000000 0.592157 0.686275 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.862894
  Observed: 0.968627 0.470588 0.800000 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.575098
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.862894
  Observed: 1.000000 0.545098 0.592157 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.957283
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.480710
  Observed: 0.780392 0.619608 0.721569 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.918606
  Observed: 0.486275 0.274510 0.058824 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.918606
  Observed: 1.000000 0.686275 0.627451 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.756709 0.402119 0.309237 0.519386
  Observed: 1.000000 0.670588 0.058824 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.575098
  Observed: 0.298039 0.152941 0.172549 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.862894
  Observed: 0.654902 0.356863 0.215686 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.575098
  Observed: 0.698039 0.376471 0.254902 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.862894
  Observed: 1.000000 0.686275 0.627451 0.862745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.544273 0.591503 0.957283
  Observed: 0.800000 0.392157 0.643137 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 1.000000
  Observed: 0.698039 0.368627 0.784314 0.396078
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.575098
  Observed: 0.698039 0.274510 0.843137 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.862894
  Observed: 1.000000 0.572549 0.647059 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.957283
  Observed: 0.992157 0.396078 0.113725 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.480710
  Observed: 0.654902 0.356863 0.215686 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.918606
  Observed: 0.654902 0.356863 0.215686 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.519386
  Observed: 0.654902 0.356863 0.215686 0.415686
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.918606
  Observed: 1.000000 0.423529 0.121569 0.262745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.590896 0.684078 0.519386
  Observed: 0.780392 0.525490 0.780392 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.319776
  Observed: 0.129412 0.074510 0.015686 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.575098
  Observed: 0.968627 0.470588 0.800000 0.784314
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.862894
  Observed: 0.654902 0.356863 0.215686 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.575098
  Observed: 1.000000 0.545098 0.592157 0.317647
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.862894
  Observed: 1.000000 0.423529 0.121569 0.301961
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.957283
  Observed: 1.000000 0.513726 0.062745 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.480710
  Observed: 1.000000 0.670588 0.058824 0.478431
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.918606
  Observed: 1.000000 0.545098 0.592157 0.572549
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.519386
  Observed: 0.780392 0.525490 0.780392 0.647059
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.918606
  Observed: 1.000000 0.423529 0.121569 0.254902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.657385 0.355497 0.216662 0.519386
  Observed: 1.000000 0.670588 0.843137 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.319776
  Observed: 0.654902 0.356863 0.215686 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 1.000000
  Observed: 0.992157 0.396078 0.113725 0.662745
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.575098
  Observed: 0.780392 0.525490 0.780392 0.470588
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.862894
  Observed: 1.000000 0.572549 0.647059 1.000000
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.957283
  Observed: 0.698039 0.376471 0.254902 0.356863
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.480710
  Observed: 1.000000 0.764706 0.000000 0.490196
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.918606
  Observed: 1.000000 0.764706 0.000000 0.439216
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.519386
  Observed: 1.000000 0.686275 0.627451 0.607843
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.918606
  Observed: 0.486275 0.274510 0.058824 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.698084 0.276005 0.841919 0.519386
  Observed: 0.486275 0.274510 0.058824 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.319776
  Observed: 1.000000 0.513726 0.062745 0.223529
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.575098
  Observed: 0.752941 0.400000 0.309804 0.509804
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.862894
  Observed: 0.752941 0.400000 0.309804 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.670388 0.058820 0.519386
  Observed: 0.780392 0.525490 0.780392 0.701961
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.575098
  Observed: 1.000000 0.670588 0.843137 0.101961
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.862894
  Observed: 0.752941 0.400000 0.309804 0.454902
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.571792 0.646145 0.957283
  Observed: 1.000000 0.545098 0.592157 0.894118
  Blend src factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.488037 0.276005 0.058820 0.495154
  Observed: 1.000000 0.423529 0.121569 0.854902
  Blend src factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.199610
  Observed: 0.486275 0.274510 0.058824 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.000000
  Observed: 0.733333 0.396078 0.258824 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.798440
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.255322
  Observed: 1.000000 0.611765 0.690196 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.543118
  Observed: 0.737255 0.364706 0.552941 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.255322
  Observed: 0.545098 0.145098 0.062745 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.543118
  Observed: 1.000000 0.670588 0.058824 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.637506
  Observed: 1.000000 0.666667 0.588235 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.160934
  Observed: 0.486275 0.274510 0.058824 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.598830
  Observed: 0.752941 0.400000 0.309804 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.199610
  Observed: 1.000000 0.670588 0.058824 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.598830
  Observed: 0.698039 0.376471 0.254902 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.199610
  Observed: 0.780392 0.525490 0.780392 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.000000
  Observed: 1.000000 0.572549 0.647059 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.798440
  Observed: 0.752941 0.400000 0.309804 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.255322
  Observed: 1.000000 0.670588 0.843137 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.543118
  Observed: 1.000000 0.545098 0.592157 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.255322
  Observed: 0.752941 0.400000 0.309804 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.543118
  Observed: 0.486275 0.274510 0.058824 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.637506
  Observed: 1.000000 0.572549 0.647059 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.160934
  Observed: 0.752941 0.494118 0.250980 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.598830
  Observed: 0.945098 0.619608 0.800000 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.199610
  Observed: 0.792157 0.396078 0.078431 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.598830
  Observed: 0.792157 0.298039 0.666667 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.199610
  Observed: 0.454902 0.341176 0.741176 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.654902 0.356863 0.215686 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.798440
  Observed: 0.780392 0.525490 0.780392 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.255322
  Observed: 0.372549 0.098039 0.274510 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.543118
  Observed: 1.000000 0.541176 0.062745 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.255322
  Observed: 1.000000 0.423529 0.121569 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.543118
  Observed: 0.780392 0.525490 0.780392 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.637506
  Observed: 1.000000 0.572549 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.160934
  Observed: 0.780392 0.525490 0.780392 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.598830
  Observed: 0.654902 0.356863 0.215686 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.199610
  Observed: 0.486275 0.274510 0.058824 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.598830
  Observed: 1.000000 0.670588 0.058824 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.199610
  Observed: 0.752941 0.400000 0.309804 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.000000
  Observed: 1.000000 0.670588 0.843137 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.798440
  Observed: 1.000000 0.545098 0.592157 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.255322
  Observed: 0.698039 0.466667 0.196078 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.543118
  Observed: 0.752941 0.400000 0.309804 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.255322
  Observed: 1.000000 0.423529 0.121569 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.543118
  Observed: 1.000000 0.686275 0.705882 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.637506
  Observed: 0.431373 0.219608 0.270588 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.160934
  Observed: 1.000000 0.572549 0.647059 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.598830
  Observed: 0.654902 0.356863 0.215686 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.199610
  Observed: 1.000000 0.423529 0.121569 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.598830
  Observed: 0.752941 0.400000 0.309804 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.199610
  Observed: 1.000000 0.545098 0.592157 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.000000
  Observed: 0.780392 0.525490 0.780392 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.798440
  Observed: 0.698039 0.376471 0.254902 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.255322
  Observed: 0.698039 0.274510 0.843137 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.543118
  Observed: 1.000000 0.670588 0.058824 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.255322
  Observed: 1.000000 0.545098 0.592157 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.543118
  Observed: 1.000000 0.592157 0.686275 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.637506
  Observed: 1.000000 0.670588 0.843137 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.160934
  Observed: 1.000000 0.639216 0.611765 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.598830
  Observed: 1.000000 0.423529 0.121569 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.199610
  Observed: 1.000000 0.670588 0.843137 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.598830
  Observed: 1.000000 0.423529 0.121569 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.199610
  Observed: 0.341176 0.172549 0.211765 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.319776
  Observed: 0.654902 0.356863 0.215686 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 1.000000
  Observed: 1.000000 0.670588 0.843137 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.575098
  Observed: 1.000000 0.670588 0.058824 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.862894
  Observed: 0.698039 0.376471 0.254902 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.575098
  Observed: 1.000000 0.670588 0.843137 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.862894
  Observed: 1.000000 0.670588 0.058824 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.957283
  Observed: 1.000000 0.670588 0.058824 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.480710
  Observed: 0.698039 0.274510 0.843137 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.918606
  Observed: 0.752941 0.400000 0.309804 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.519386
  Observed: 1.000000 0.670588 0.058824 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.918606
  Observed: 0.835294 0.415686 0.611765 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.519386
  Observed: 0.498039 0.368627 0.749020 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.319776
  Observed: 0.341176 0.074510 0.800000 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 1.000000
  Observed: 0.811765 0.545098 0.784314 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.575098
  Observed: 1.000000 0.545098 0.592157 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.862894
  Observed: 1.000000 0.666667 0.588235 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.575098
  Observed: 1.000000 0.423529 0.121569 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.862894
  Observed: 0.752941 0.400000 0.309804 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.957283
  Observed: 0.698039 0.274510 0.843137 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.480710
  Observed: 0.486275 0.274510 0.058824 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.918606
  Observed: 0.698039 0.274510 0.843137 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.519386
  Observed: 0.654902 0.356863 0.215686 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.918606
  Observed: 1.000000 0.670588 0.843137 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.519386
  Observed: 1.000000 0.572549 0.647059 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.319776
  Observed: 0.654902 0.356863 0.215686 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 1.000000
  Observed: 1.000000 0.592157 0.650980 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.575098
  Observed: 1.000000 0.764706 0.000000 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.862894
  Observed: 0.654902 0.356863 0.215686 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.575098
  Observed: 0.698039 0.376471 0.254902 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.862894
  Observed: 1.000000 0.572549 0.647059 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.957283
  Observed: 1.000000 0.513726 0.062745 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.480710
  Observed: 0.396078 0.200000 0.266667 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.918606
  Observed: 1.000000 0.670588 0.058824 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.519386
  Observed: 0.756863 0.247059 0.258824 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.918606
  Observed: 1.000000 0.592157 0.686275 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.519386
  Observed: 0.698039 0.274510 0.843137 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.319776
  Observed: 0.698039 0.376471 0.254902 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 1.000000
  Observed: 1.000000 0.670588 0.058824 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.575098
  Observed: 1.000000 0.423529 0.121569 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.862894
  Observed: 1.000000 0.670588 0.058824 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.575098
  Observed: 1.000000 0.670588 0.058824 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.862894
  Observed: 1.000000 0.670588 0.058824 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.957283
  Observed: 0.701961 0.345098 0.549020 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.480710
  Observed: 1.000000 0.439216 0.125490 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.918606
  Observed: 1.000000 0.513726 0.062745 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.519386
  Observed: 0.431373 0.219608 0.270588 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.918606
  Observed: 0.164706 0.094118 0.019608 0.600000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.519386
  Observed: 0.521569 0.294118 0.062745 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.319776
  Observed: 0.431373 0.219608 0.270588 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 1.000000
  Observed: 0.611765 0.329412 0.211765 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.575098
  Observed: 0.654902 0.250980 0.839216 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.862894
  Observed: 1.000000 0.521569 0.588235 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.575098
  Observed: 1.000000 0.764706 0.862745 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.862894
  Observed: 0.992157 0.396078 0.113725 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.957283
  Observed: 0.654902 0.356863 0.215686 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.480710
  Observed: 1.000000 0.396078 0.862745 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.918606
  Observed: 0.698039 0.376471 0.254902 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.519386
  Observed: 0.650980 0.368627 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.918606
  Observed: 0.545098 0.145098 0.062745 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.519386
  Observed: 0.698039 0.274510 0.843137 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.319776
  Observed: 0.654902 0.356863 0.215686 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 1.000000
  Observed: 1.000000 0.549020 0.639216 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.575098
  Observed: 0.678431 0.219608 0.078431 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.862894
  Observed: 0.752941 0.400000 0.309804 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.575098
  Observed: 1.000000 0.439216 0.125490 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.862894
  Observed: 0.572549 0.270588 0.533333 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.957283
  Observed: 0.376471 0.196078 0.180392 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.480710
  Observed: 1.000000 0.639216 0.533333 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.918606
  Observed: 0.627451 0.396078 0.000000 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.519386
  Observed: 0.341176 0.172549 0.211765 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.918606
  Observed: 1.000000 0.764706 0.000000 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.519386
  Observed: 0.737255 0.270588 0.611765 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.319776
  Observed: 0.266667 0.125490 0.250980 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 1.000000
  Observed: 0.878431 0.435294 0.650980 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.575098
  Observed: 0.780392 0.619608 0.721569 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.862894
  Observed: 0.862745 0.466667 0.274510 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.575098
  Observed: 0.164706 0.000000 0.078431 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.862894
  Observed: 0.839216 0.396078 0.784314 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.957283
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.480710
  Observed: 1.000000 0.764706 0.784314 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.918606
  Observed: 0.698039 0.376471 0.254902 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.519386
  Observed: 1.000000 0.670588 0.058824 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.918606
  Observed: 0.780392 0.525490 0.780392 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.519386
  Observed: 1.000000 0.670588 0.843137 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.319776
  Observed: 1.000000 0.592157 0.686275 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 1.000000
  Observed: 1.000000 0.423529 0.121569 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.575098
  Observed: 0.752941 0.400000 0.309804 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.862894
  Observed: 0.654902 0.356863 0.215686 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.957283
  Observed: 0.752941 0.494118 0.250980 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.480710
  Observed: 1.000000 0.686275 0.627451 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.918606
  Observed: 0.698039 0.466667 0.196078 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.519386
  Observed: 0.780392 0.525490 0.780392 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.918606
  Observed: 1.000000 0.423529 0.121569 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.519386
  Observed: 0.756863 0.368627 0.603922 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.319776
  Observed: 0.698039 0.274510 0.843137 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 1.000000
  Observed: 1.000000 0.572549 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.575098
  Observed: 1.000000 0.423529 0.121569 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.862894
  Observed: 1.000000 0.423529 0.121569 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.575098
  Observed: 0.654902 0.356863 0.215686 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.862894
  Observed: 0.811765 0.545098 0.784314 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.957283
  Observed: 0.654902 0.356863 0.215686 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.480710
  Observed: 0.780392 0.525490 0.780392 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.918606
  Observed: 0.396078 0.200000 0.266667 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.519386
  Observed: 1.000000 0.764706 0.862745 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.918606
  Observed: 0.298039 0.152941 0.172549 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.519386
  Observed: 1.000000 0.443137 0.647059 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.319776
  Observed: 0.992157 0.396078 0.113725 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 1.000000
  Observed: 0.396078 0.200000 0.266667 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.575098
  Observed: 0.780392 0.388235 0.560784 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.862894
  Observed: 1.000000 0.686275 0.705882 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.575098
  Observed: 0.486275 0.274510 0.058824 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.862894
  Observed: 0.698039 0.376471 0.254902 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.957283
  Observed: 0.752941 0.400000 0.309804 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.480710
  Observed: 0.654902 0.356863 0.215686 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.918606
  Observed: 0.752941 0.400000 0.309804 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.519386
  Observed: 1.000000 0.670588 0.058824 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.918606
  Observed: 0.701961 0.345098 0.549020 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.519386
  Observed: 0.792157 0.298039 0.666667 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.319776
  Observed: 1.000000 0.541176 0.847059 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 1.000000
  Observed: 0.698039 0.274510 0.843137 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.575098
  Observed: 0.752941 0.494118 0.250980 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.862894
  Observed: 0.298039 0.152941 0.172549 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.575098
  Observed: 1.000000 0.513726 0.062745 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.862894
  Observed: 1.000000 0.666667 0.588235 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.480710
  Observed: 0.780392 0.525490 0.780392 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.918606
  Observed: 0.698039 0.466667 0.196078 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.519386
  Observed: 0.164706 0.094118 0.019608 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.918606
  Observed: 0.752941 0.400000 0.309804 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.519386
  Observed: 1.000000 0.572549 0.647059 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.319776
  Observed: 1.000000 0.670588 0.058824 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 1.000000
  Observed: 0.486275 0.274510 0.058824 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.575098
  Observed: 0.780392 0.525490 0.780392 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.862894
  Observed: 0.752941 0.400000 0.309804 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.575098
  Observed: 0.698039 0.376471 0.254902 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.862894
  Observed: 1.000000 0.572549 0.647059 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.957283
  Observed: 1.000000 0.572549 0.647059 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.480710
  Observed: 0.423529 0.325490 0.737255 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.918606
  Observed: 0.211765 0.000000 0.784314 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.519386
  Observed: 0.486275 0.368627 0.000000 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.918606
  Observed: 1.000000 0.592157 0.686275 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.519386
  Observed: 0.752941 0.494118 0.250980 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.255322
  Observed: 1.000000 0.572549 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 1.000000
  Observed: 0.486275 0.274510 0.058824 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.510644
  Observed: 0.698039 0.274510 0.843137 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.798440
  Observed: 0.811765 0.270588 0.309804 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.510644
  Observed: 1.000000 0.423529 0.121569 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.798440
  Observed: 1.000000 0.670588 0.058824 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.892829
  Observed: 0.654902 0.447059 0.156863 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.416256
  Observed: 0.486275 0.274510 0.058824 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.854152
  Observed: 0.780392 0.525490 0.780392 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.454932
  Observed: 0.654902 0.356863 0.215686 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.854152
  Observed: 0.835294 0.407843 0.647059 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.454932
  Observed: 0.654902 0.356863 0.215686 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.255322
  Observed: 0.835294 0.407843 0.647059 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 1.000000
  Observed: 1.000000 0.545098 0.592157 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.510644
  Observed: 1.000000 0.423529 0.121569 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.798440
  Observed: 1.000000 0.670588 0.058824 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.510644
  Observed: 1.000000 0.572549 0.647059 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.798440
  Observed: 1.000000 0.670588 0.058824 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.892829
  Observed: 0.698039 0.274510 0.843137 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.416256
  Observed: 1.000000 0.572549 0.647059 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.854152
  Observed: 0.752941 0.400000 0.309804 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.454932
  Observed: 0.698039 0.376471 0.254902 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.854152
  Observed: 1.000000 0.639216 0.533333 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.454932
  Observed: 1.000000 0.545098 0.592157 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.255322
  Observed: 0.698039 0.376471 0.254902 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 1.000000
  Observed: 0.752941 0.400000 0.309804 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.510644
  Observed: 0.752941 0.400000 0.309804 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.798440
  Observed: 1.000000 0.545098 0.592157 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.510644
  Observed: 1.000000 0.592157 0.686275 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.798440
  Observed: 1.000000 0.592157 0.686275 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.892829
  Observed: 1.000000 0.670588 0.843137 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.416256
  Observed: 1.000000 0.592157 0.686275 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.854152
  Observed: 0.698039 0.274510 0.843137 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.454932
  Observed: 1.000000 0.423529 0.121569 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.854152
  Observed: 1.000000 0.423529 0.121569 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.454932
  Observed: 0.698039 0.274510 0.843137 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.255322
  Observed: 0.709804 0.239216 0.082353 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 1.000000
  Observed: 1.000000 0.545098 0.592157 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.510644
  Observed: 1.000000 0.572549 0.647059 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.798440
  Observed: 1.000000 0.545098 0.592157 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.510644
  Observed: 1.000000 0.670588 0.843137 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.798440
  Observed: 0.698039 0.376471 0.254902 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.416256
  Observed: 0.780392 0.525490 0.780392 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.854152
  Observed: 1.000000 0.670588 0.058824 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.454932
  Observed: 0.164706 0.094118 0.019608 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.854152
  Observed: 0.454902 0.341176 0.741176 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.454932
  Observed: 1.000000 0.670588 0.843137 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.255322
  Observed: 1.000000 0.670588 0.058824 0.956863
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 1.000000
  Observed: 0.752941 0.400000 0.309804 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.798440
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.510644
  Observed: 0.698039 0.376471 0.254902 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.798440
  Observed: 0.792157 0.298039 0.666667 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.892829
  Observed: 0.752941 0.400000 0.309804 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.416256
  Observed: 0.698039 0.466667 0.196078 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.854152
  Observed: 0.654902 0.447059 0.156863 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.454932
  Observed: 0.329412 0.078431 0.235294 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.854152
  Observed: 0.780392 0.619608 0.721569 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.454932
  Observed: 1.000000 0.545098 0.592157 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.255322
  Observed: 0.733333 0.396078 0.258824 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 1.000000
  Observed: 1.000000 0.686275 0.627451 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.510644
  Observed: 1.000000 0.670588 0.058824 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.510644
  Observed: 0.698039 0.466667 0.196078 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.798440
  Observed: 1.000000 0.423529 0.121569 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.892829
  Observed: 1.000000 0.670588 0.058824 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.854152
  Observed: 1.000000 0.545098 0.592157 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.454932
  Observed: 0.780392 0.525490 0.780392 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.854152
  Observed: 0.780392 0.525490 0.780392 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.454932
  Observed: 0.780392 0.525490 0.780392 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.255322
  Observed: 1.000000 0.592157 0.686275 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 1.000000
  Observed: 1.000000 0.670588 0.843137 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.510644
  Observed: 1.000000 0.513726 0.062745 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.454932
  Observed: 0.654902 0.349020 0.250980 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.854152
  Observed: 1.000000 0.415686 0.596078 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.454932
  Observed: 0.498039 0.368627 0.749020 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.255322
  Observed: 1.000000 0.764706 0.000000 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 1.000000
  Observed: 1.000000 0.686275 0.627451 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.510644
  Observed: 1.000000 0.490196 0.803922 0.160784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.510644
  Observed: 1.000000 0.423529 0.121569 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.798440
  Observed: 0.498039 0.368627 0.749020 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.416256
  Observed: 1.000000 0.415686 0.596078 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.854152
  Observed: 0.780392 0.525490 0.780392 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.854152
  Observed: 1.000000 0.490196 0.803922 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.255322
  Observed: 1.000000 0.423529 0.121569 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 1.000000
  Observed: 1.000000 0.572549 0.647059 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.798440
  Observed: 1.000000 0.572549 0.647059 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.510644
  Observed: 0.698039 0.274510 0.843137 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.416256
  Observed: 1.000000 0.670588 0.843137 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.854152
  Observed: 1.000000 0.670588 0.058824 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.454932
  Observed: 1.000000 0.423529 0.121569 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.255322
  Observed: 0.164706 0.094118 0.019608 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.510644
  Observed: 1.000000 0.670588 0.058824 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.798440
  Observed: 0.698039 0.274510 0.843137 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.454932
  Observed: 1.000000 0.545098 0.592157 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.255322
  Observed: 1.000000 0.670588 0.843137 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.798440
  Observed: 0.780392 0.525490 0.780392 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.892829
  Observed: 0.486275 0.274510 0.058824 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.064454
  Observed: 0.654902 0.356863 0.215686 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.319776
  Observed: 0.780392 0.525490 0.780392 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.319776
  Observed: 1.000000 0.490196 0.803922 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.607572
  Observed: 0.372549 0.192157 0.215686 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.701961
  Observed: 0.431373 0.219608 0.270588 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.225388
  Observed: 0.431373 0.219608 0.270588 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.663284
  Observed: 0.372549 0.094118 0.803922 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.264064
  Observed: 0.372549 0.192157 0.215686 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.663284
  Observed: 0.780392 0.525490 0.780392 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.264064
  Observed: 0.752941 0.400000 0.309804 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.064454
  Observed: 0.654902 0.356863 0.215686 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.862894
  Observed: 1.000000 0.572549 0.647059 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.319776
  Observed: 1.000000 0.666667 0.588235 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.607572
  Observed: 0.372549 0.094118 0.803922 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.319776
  Observed: 0.329412 0.172549 0.176471 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.607572
  Observed: 0.372549 0.094118 0.803922 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.701961
  Observed: 0.454902 0.341176 0.741176 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.225388
  Observed: 1.000000 0.490196 0.803922 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.663284
  Observed: 0.792157 0.490196 0.019608 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.264064
  Observed: 0.792157 0.490196 0.019608 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.663284
  Observed: 1.000000 0.490196 0.803922 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.264064
  Observed: 0.329412 0.172549 0.176471 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.064454
  Observed: 0.709804 0.239216 0.082353 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.862894
  Observed: 0.792157 0.490196 0.019608 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.319776
  Observed: 0.454902 0.341176 0.741176 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.607572
  Observed: 0.709804 0.239216 0.082353 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.319776
  Observed: 0.545098 0.145098 0.062745 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.607572
  Observed: 0.654902 0.250980 0.839216 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.701961
  Observed: 0.752941 0.400000 0.309804 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.225388
  Observed: 0.752941 0.400000 0.309804 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.663284
  Observed: 1.000000 0.670588 0.058824 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.264064
  Observed: 1.000000 0.670588 0.058824 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.663284
  Observed: 0.372549 0.192157 0.215686 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.264064
  Observed: 0.372549 0.192157 0.215686 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.064454
  Observed: 0.792157 0.490196 0.019608 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.862894
  Observed: 0.164706 0.094118 0.019608 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.319776
  Observed: 0.431373 0.219608 0.270588 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.607572
  Observed: 0.792157 0.388235 0.607843 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.319776
  Observed: 0.709804 0.239216 0.082353 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.607572
  Observed: 0.709804 0.239216 0.082353 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.701961
  Observed: 0.372549 0.094118 0.803922 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.225388
  Observed: 0.792157 0.388235 0.607843 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.663284
  Observed: 1.000000 0.670588 0.843137 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.264064
  Observed: 1.000000 0.513726 0.062745 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.663284
  Observed: 1.000000 0.670588 0.058824 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.264064
  Observed: 0.431373 0.219608 0.270588 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.319776
  Observed: 0.698039 0.466667 0.196078 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 1.000000
  Observed: 0.698039 0.376471 0.254902 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.575098
  Observed: 0.329412 0.172549 0.176471 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.862894
  Observed: 0.835294 0.407843 0.647059 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.575098
  Observed: 0.431373 0.219608 0.270588 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.862894
  Observed: 0.431373 0.219608 0.270588 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.957283
  Observed: 0.737255 0.364706 0.552941 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.480710
  Observed: 0.431373 0.219608 0.270588 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.918606
  Observed: 0.792157 0.490196 0.019608 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.519386
  Observed: 0.737255 0.364706 0.552941 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.918606
  Observed: 1.000000 0.490196 0.803922 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.519386
  Observed: 1.000000 0.439216 0.125490 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.319776
  Observed: 1.000000 0.670588 0.058824 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 1.000000
  Observed: 0.627451 0.396078 0.000000 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.575098
  Observed: 0.698039 0.376471 0.254902 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.862894
  Observed: 0.572549 0.270588 0.533333 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.575098
  Observed: 0.698039 0.274510 0.843137 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.862894
  Observed: 0.341176 0.172549 0.211765 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.957283
  Observed: 0.650980 0.368627 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.480710
  Observed: 0.372549 0.192157 0.215686 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.918606
  Observed: 1.000000 0.490196 0.803922 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.519386
  Observed: 0.737255 0.364706 0.552941 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.918606
  Observed: 1.000000 0.592157 0.686275 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.519386
  Observed: 1.000000 0.670588 0.843137 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.319776
  Observed: 0.454902 0.341176 0.741176 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 1.000000
  Observed: 0.835294 0.407843 0.647059 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.575098
  Observed: 0.164706 0.094118 0.019608 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.862894
  Observed: 0.835294 0.407843 0.647059 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.575098
  Observed: 0.792157 0.490196 0.019608 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.862894
  Observed: 0.329412 0.172549 0.176471 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.957283
  Observed: 0.372549 0.094118 0.803922 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.480710
  Observed: 0.835294 0.407843 0.647059 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.918606
  Observed: 0.752941 0.400000 0.309804 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.519386
  Observed: 1.000000 0.513726 0.062745 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.918606
  Observed: 0.698039 0.376471 0.254902 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.519386
  Observed: 1.000000 0.439216 0.125490 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.319776
  Observed: 0.486275 0.274510 0.058824 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 1.000000
  Observed: 0.792157 0.396078 0.078431 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.575098
  Observed: 0.329412 0.172549 0.176471 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.862894
  Observed: 0.329412 0.172549 0.176471 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.575098
  Observed: 0.164706 0.094118 0.019608 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.862894
  Observed: 0.329412 0.172549 0.176471 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.957283
  Observed: 0.431373 0.219608 0.270588 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (1,0)
  Expected: 0.893232 0.226611 0.308170 0.764189
  Observed: 0.890196 0.227451 0.305882 0.690196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.918606
  Observed: 0.709804 0.239216 0.082353 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.519386
  Observed: 0.454902 0.341176 0.741176 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.918606
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.519386
  Observed: 0.811765 0.545098 0.784314 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.319776
  Observed: 1.000000 0.423529 0.121569 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 1.000000
  Observed: 0.654902 0.356863 0.215686 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.575098
  Observed: 0.654902 0.356863 0.215686 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.862894
  Observed: 1.000000 0.639216 0.533333 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.575098
  Observed: 1.000000 0.396078 0.862745 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.862894
  Observed: 0.698039 0.274510 0.843137 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.957283
  Observed: 0.329412 0.172549 0.176471 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.480710
  Observed: 1.000000 0.490196 0.803922 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.918606
  Observed: 0.698039 0.376471 0.254902 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.519386
  Observed: 0.431373 0.219608 0.270588 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.918606
  Observed: 1.000000 0.490196 0.803922 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.519386
  Observed: 0.329412 0.172549 0.176471 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.319776
  Observed: 0.164706 0.094118 0.019608 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 1.000000
  Observed: 0.329412 0.172549 0.176471 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.575098
  Observed: 0.372549 0.094118 0.803922 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.862894
  Observed: 0.737255 0.364706 0.552941 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.575098
  Observed: 0.164706 0.094118 0.019608 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.862894
  Observed: 0.372549 0.094118 0.803922 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.957283
  Observed: 1.000000 0.572549 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.480710
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.918606
  Observed: 0.780392 0.525490 0.780392 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.519386
  Observed: 0.654902 0.356863 0.215686 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.918606
  Observed: 0.752941 0.400000 0.309804 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.519386
  Observed: 0.372549 0.349020 0.266667 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.319776
  Observed: 0.709804 0.145098 0.141176 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 1.000000
  Observed: 0.545098 0.145098 0.062745 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.575098
  Observed: 1.000000 0.764706 0.000000 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.862894
  Observed: 0.650980 0.368627 0.078431 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.575098
  Observed: 0.545098 0.145098 0.062745 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.862894
  Observed: 1.000000 0.513726 0.807843 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.957283
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.480710
  Observed: 1.000000 0.462745 0.690196 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.918606
  Observed: 0.211765 0.000000 0.784314 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.519386
  Observed: 1.000000 0.639216 0.611765 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.918606
  Observed: 0.690196 0.372549 0.219608 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.519386
  Observed: 1.000000 0.670588 0.058824 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.319776
  Observed: 0.545098 0.145098 0.062745 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 1.000000
  Observed: 1.000000 0.513726 0.062745 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.575098
  Observed: 1.000000 0.564706 0.596078 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.862894
  Observed: 0.454902 0.341176 0.741176 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.575098
  Observed: 0.650980 0.368627 0.078431 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.862894
  Observed: 1.000000 0.592157 0.650980 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.957283
  Observed: 1.000000 0.592157 0.686275 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.480710
  Observed: 1.000000 0.764706 0.862745 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.918606
  Observed: 0.792157 0.490196 0.019608 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.519386
  Observed: 1.000000 0.423529 0.121569 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.918606
  Observed: 0.372549 0.192157 0.215686 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.519386
  Observed: 0.211765 0.098039 0.196078 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.319776
  Observed: 0.521569 0.294118 0.062745 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 1.000000
  Observed: 1.000000 0.764706 0.078431 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.575098
  Observed: 0.443137 0.250980 0.054902 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.862894
  Observed: 0.572549 0.270588 0.533333 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.575098
  Observed: 1.000000 0.639216 0.533333 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.862894
  Observed: 1.000000 0.462745 0.690196 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.957283
  Observed: 0.207843 0.117647 0.023529 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.480710
  Observed: 1.000000 0.572549 0.647059 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.918606
  Observed: 0.627451 0.396078 0.000000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.519386
  Observed: 0.415686 0.215686 0.223529 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.918606
  Observed: 0.654902 0.447059 0.156863 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.519386
  Observed: 1.000000 0.764706 0.862745 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.319776
  Observed: 0.431373 0.219608 0.270588 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 1.000000
  Observed: 0.164706 0.094118 0.019608 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.575098
  Observed: 0.431373 0.219608 0.270588 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.862894
  Observed: 0.709804 0.239216 0.082353 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.575098
  Observed: 0.329412 0.172549 0.176471 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.862894
  Observed: 0.454902 0.341176 0.741176 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.957283
  Observed: 0.792157 0.388235 0.607843 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.480710
  Observed: 1.000000 0.670588 0.843137 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.918606
  Observed: 0.372549 0.094118 0.803922 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.918606
  Observed: 0.992157 0.396078 0.113725 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.519386
  Observed: 0.698039 0.274510 0.843137 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.319776
  Observed: 0.835294 0.407843 0.647059 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 1.000000
  Observed: 0.835294 0.407843 0.647059 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.575098
  Observed: 0.698039 0.466667 0.196078 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.862894
  Observed: 0.737255 0.364706 0.552941 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.575098
  Observed: 1.000000 0.686275 0.705882 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.862894
  Observed: 0.164706 0.094118 0.019608 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.957283
  Observed: 1.000000 0.490196 0.803922 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.480710
  Observed: 0.752941 0.494118 0.250980 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.918606
  Observed: 0.756863 0.368627 0.603922 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.519386
  Observed: 0.164706 0.000000 0.078431 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.918606
  Observed: 0.835294 0.407843 0.647059 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.519386
  Observed: 0.737255 0.364706 0.552941 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.319776
  Observed: 1.000000 0.443137 0.647059 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 1.000000
  Observed: 0.780392 0.525490 0.780392 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.575098
  Observed: 0.654902 0.356863 0.215686 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.862894
  Observed: 0.396078 0.200000 0.266667 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.575098
  Observed: 0.329412 0.172549 0.176471 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.862894
  Observed: 0.423529 0.325490 0.737255 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.480710
  Observed: 0.737255 0.364706 0.552941 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.918606
  Observed: 0.792157 0.388235 0.607843 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.519386
  Observed: 0.792157 0.388235 0.607843 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.918606
  Observed: 0.486275 0.274510 0.058824 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.519386
  Observed: 1.000000 0.545098 0.592157 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_ALPHA_SATURATE
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.239832
  Observed: 0.431373 0.219608 0.270588 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 1.000000
  Observed: 0.211765 0.000000 0.784314 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.495154
  Observed: 0.788235 0.419608 0.313726 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.782950
  Observed: 1.000000 0.572549 0.647059 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.495154
  Observed: 0.698039 0.376471 0.254902 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.782950
  Observed: 1.000000 0.490196 0.803922 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.877339
  Observed: 0.329412 0.172549 0.176471 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.400766
  Observed: 0.454902 0.250980 0.800000 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.838662
  Observed: 0.780392 0.619608 0.721569 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.439442
  Observed: 0.372549 0.192157 0.215686 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.838662
  Observed: 0.372549 0.098039 0.274510 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.439442
  Observed: 0.752941 0.494118 0.250980 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.239832
  Observed: 0.698039 0.274510 0.843137 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 1.000000
  Observed: 0.454902 0.341176 0.741176 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.495154
  Observed: 0.701961 0.345098 0.549020 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.782950
  Observed: 0.431373 0.219608 0.270588 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.495154
  Observed: 0.474510 0.243137 0.274510 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.782950
  Observed: 0.329412 0.172549 0.176471 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.877339
  Observed: 0.372549 0.192157 0.215686 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.400766
  Observed: 1.000000 0.423529 0.121569 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.838662
  Observed: 1.000000 0.670588 0.058824 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.439442
  Observed: 1.000000 0.592157 0.686275 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.838662
  Observed: 0.709804 0.239216 0.082353 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.486385 0.802706 0.439442
  Observed: 0.835294 0.407843 0.647059 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_TRUE, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.239832
  Observed: 0.486275 0.274510 0.058824 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 1.000000
  Observed: 0.752941 0.400000 0.309804 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.495154
  Observed: 1.000000 0.572549 0.647059 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.495154
  Observed: 1.000000 0.490196 0.803922 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.782950
  Observed: 0.737255 0.364706 0.552941 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.400766
  Observed: 0.372549 0.094118 0.803922 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.838662
  Observed: 0.792157 0.490196 0.019608 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.439442
  Observed: 0.372549 0.192157 0.215686 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.838662
  Observed: 1.000000 0.423529 0.121569 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.709402 0.237137 0.081023 0.439442
  Observed: 0.709804 0.239216 0.082353 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.239832
  Observed: 0.792157 0.388235 0.607843 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 1.000000
  Observed: 0.835294 0.407843 0.647059 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.495154
  Observed: 1.000000 0.545098 0.592157 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.782950
  Observed: 0.164706 0.094118 0.019608 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.495154
  Observed: 0.792157 0.388235 0.607843 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.782950
  Observed: 1.000000 0.490196 0.803922 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.877339
  Observed: 0.372549 0.192157 0.215686 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.400766
  Observed: 0.431373 0.219608 0.270588 0.356863
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.838662
  Observed: 0.329412 0.172549 0.176471 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.439442
  Observed: 0.737255 0.364706 0.552941 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.838662
  Observed: 1.000000 0.490196 0.803922 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.439442
  Observed: 0.698039 0.274510 0.843137 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.239832
  Observed: 0.164706 0.094118 0.019608 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 1.000000
  Observed: 0.792157 0.490196 0.019608 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.495154
  Observed: 0.709804 0.239216 0.082353 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.782950
  Observed: 0.792157 0.388235 0.607843 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.495154
  Observed: 0.372549 0.192157 0.215686 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.782950
  Observed: 1.000000 0.490196 0.803922 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.877339
  Observed: 0.431373 0.219608 0.270588 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.400766
  Observed: 0.431373 0.219608 0.270588 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.838662
  Observed: 0.835294 0.407843 0.647059 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.439442
  Observed: 0.164706 0.094118 0.019608 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.838662
  Observed: 0.792157 0.388235 0.607843 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.431351 0.218116 0.270023 0.439442
  Observed: 0.372549 0.094118 0.803922 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.239832
  Observed: 0.454902 0.341176 0.741176 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 1.000000
  Observed: 0.454902 0.341176 0.741176 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.495154
  Observed: 0.454902 0.341176 0.741176 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.495154
  Observed: 0.752941 0.400000 0.309804 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.782950
  Observed: 1.000000 0.545098 0.592157 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.877339
  Observed: 0.164706 0.094118 0.019608 0.741176
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.838662
  Observed: 0.431373 0.219608 0.270588 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.439442
  Observed: 1.000000 0.490196 0.803922 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.838662
  Observed: 0.654902 0.447059 0.156863 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734195 0.360270 0.552290 0.439442
  Observed: 0.698039 0.376471 0.254902 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.239832
  Observed: 0.792157 0.490196 0.019608 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 1.000000
  Observed: 1.000000 0.490196 0.803922 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.495154
  Observed: 0.792157 0.388235 0.607843 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.782950
  Observed: 0.835294 0.407843 0.647059 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.495154
  Observed: 0.164706 0.094118 0.019608 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.782950
  Observed: 0.329412 0.172549 0.176471 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.877339
  Observed: 0.709804 0.239216 0.082353 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.400766
  Observed: 0.164706 0.094118 0.019608 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.838662
  Observed: 0.521569 0.294118 0.062745 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.439442
  Observed: 0.372549 0.192157 0.215686 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.838662
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.439442
  Observed: 0.792157 0.298039 0.666667 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.239832
  Observed: 0.698039 0.466667 0.196078 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 1.000000
  Observed: 1.000000 0.545098 0.592157 0.647059
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.495154
  Observed: 1.000000 0.670588 0.058824 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.782950
  Observed: 1.000000 0.686275 0.627451 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.495154
  Observed: 1.000000 0.670588 0.058824 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.782950
  Observed: 0.780392 0.619608 0.721569 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.877339
  Observed: 0.372549 0.094118 0.803922 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.838662
  Observed: 1.000000 0.592157 0.686275 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.439442
  Observed: 1.000000 0.513726 0.062745 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.838662
  Observed: 0.164706 0.094118 0.019608 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.332027 0.171493 0.177448 0.439442
  Observed: 0.329412 0.172549 0.176471 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.239832
  Observed: 0.372549 0.094118 0.803922 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 1.000000
  Observed: 0.372549 0.192157 0.215686 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.495154
  Observed: 0.654902 0.356863 0.215686 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.782950
  Observed: 0.737255 0.364706 0.552941 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.495154
  Observed: 0.372549 0.094118 0.803922 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.782950
  Observed: 1.000000 0.564706 0.596078 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.877339
  Observed: 0.780392 0.525490 0.780392 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.400766
  Observed: 0.454902 0.341176 0.741176 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.838662
  Observed: 0.164706 0.094118 0.019608 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.439442
  Observed: 0.792157 0.490196 0.019608 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.092002 0.802706 0.838662
  Observed: 0.792157 0.388235 0.607843 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 1.000000
  Observed: 0.313726 0.223529 0.800000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.495154
  Observed: 0.313726 0.223529 0.800000 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.782950
  Observed: 0.431373 0.219608 0.270588 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.495154
  Observed: 0.372549 0.192157 0.215686 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.782950
  Observed: 0.372549 0.192157 0.215686 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.400766
  Observed: 0.792157 0.388235 0.607843 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.838662
  Observed: 0.709804 0.239216 0.082353 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.439442
  Observed: 0.329412 0.172549 0.176471 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.838662
  Observed: 0.792157 0.388235 0.607843 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.439442
  Observed: 0.792157 0.388235 0.607843 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.239832
  Observed: 0.372549 0.192157 0.215686 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 1.000000
  Observed: 0.792157 0.490196 0.019608 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.495154
  Observed: 1.000000 0.490196 0.803922 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.782950
  Observed: 0.709804 0.239216 0.082353 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.877339
  Observed: 0.372549 0.192157 0.215686 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.400766
  Observed: 1.000000 0.415686 0.596078 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.838662
  Observed: 0.372549 0.192157 0.215686 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.439442
  Observed: 0.329412 0.172549 0.176471 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.387789 0.606931 0.439442
  Observed: 0.372549 0.192157 0.215686 0.301961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.495154
  Observed: 0.752941 0.400000 0.309804 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.782950
  Observed: 0.792157 0.388235 0.607843 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.877339
  Observed: 0.454902 0.341176 0.741176 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.838662
  Observed: 1.000000 0.490196 0.803922 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.439442
  Observed: 0.835294 0.407843 0.647059 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.372726 0.190597 0.215382 0.838662
  Observed: 0.792157 0.490196 0.019608 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.079944
  Observed: 0.737255 0.364706 0.552941 0.607843
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.878384
  Observed: 0.372549 0.094118 0.803922 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_TRUE
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.335266
  Observed: 0.737255 0.364706 0.552941 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.279554
  Observed: 0.835294 0.407843 0.647059 0.101961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.756863 0.368627 0.603922 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 0.454902 0.341176 0.741176 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 0.835294 0.407843 0.647059 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 0.164706 0.094118 0.019608 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.064454
  Observed: 0.709804 0.239216 0.082353 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.792157 0.388235 0.607843 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.329412 0.172549 0.176471 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.737255 0.364706 0.552941 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.064454
  Observed: 0.792157 0.388235 0.607843 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.454902 0.341176 0.741176 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.654902 0.356863 0.215686 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.792157 0.490196 0.019608 0.101961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.255322
  Observed: 0.737255 0.364706 0.552941 0.760784
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.341176 0.172549 0.211765 0.262745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.737255 0.364706 0.552941 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.055712
  Observed: 0.105882 0.223529 0.015686 0.054902
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.255322
  Observed: 1.000000 0.611765 0.690196 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 0.105882 0.223529 0.015686 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.055712
  Observed: 0.431373 0.219608 0.270588 0.721569
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.255322
  Observed: 0.164706 0.094118 0.019608 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.792157 0.388235 0.607843 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.792157 0.388235 0.607843 0.101961
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.055712
  Observed: 1.000000 0.490196 0.803922 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.255322
  Observed: 0.396078 0.474510 0.741176 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.835294 0.407843 0.647059 0.301961
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.737255 0.364706 0.552941 0.854902
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.055712
  Observed: 1.000000 0.564706 0.596078 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.239832
  Observed: 0.164706 0.094118 0.019608 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.752941 0.400000 0.309804 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.650980 0.368627 0.078431 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.040222
  Observed: 1.000000 0.513726 0.062745 0.862745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.239832
  Observed: 1.000000 0.690196 0.062745 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 1.000000 0.666667 0.588235 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 0.372549 0.094118 0.803922 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.040222
  Observed: 0.811765 0.545098 0.784314 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.239832
  Observed: 0.792157 0.388235 0.607843 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.835294 0.407843 0.647059 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.431373 0.219608 0.270588 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.040222
  Observed: 0.627451 0.396078 0.000000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.239832
  Observed: 0.431373 0.219608 0.270588 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.709804 0.239216 0.082353 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 1.000000 0.490196 0.803922 0.470588
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.040222
  Observed: 0.670588 0.317647 0.627451 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.079944
  Observed: 1.000000 0.764706 0.078431 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.650980 0.368627 0.078431 0.662745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.698039 0.376471 0.254902 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.372549 0.094118 0.803922 0.376471
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.079944
  Observed: 0.698039 0.274510 0.843137 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 0.776471 0.541176 0.643137 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 1.000000 0.670588 0.843137 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.249247 0.800110 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.079944
  Observed: 0.792157 0.388235 0.607843 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.627451 0.396078 0.000000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.792157 0.388235 0.607843 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.314891 0.703685 0.000000
  Observed: 0.792157 0.490196 0.019608 0.678431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.079944
  Observed: 0.329412 0.172549 0.176471 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.709804 0.239216 0.082353 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.372549 0.192157 0.215686 1.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.394383 0.078427 0.000000
  Observed: 0.372549 0.192157 0.215686 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.372549 0.094118 0.803922 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.698039 0.274510 0.843137 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.545098 0.145098 0.062745 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.698039 0.376471 0.254902 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.454902 0.341176 0.741176 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 1.000000 0.423529 0.121569 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 1.000000 0.439216 0.125490 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 1.000000 0.490196 0.803922 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.372549 0.094118 0.803922 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.792157 0.490196 0.019608 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 1.000000 0.490196 0.803922 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.792157 0.388235 0.607843 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.372549 0.192157 0.215686 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.431373 0.219608 0.270588 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.454902 0.341176 0.741176 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.064454
  Observed: 0.654902 0.447059 0.156863 0.862745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.372549 0.192157 0.215686 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.698039 0.376471 0.254902 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 1.000000 0.572549 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.064454
  Observed: 0.329412 0.172549 0.176471 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.698039 0.466667 0.196078 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.372549 0.349020 0.266667 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.064454
  Observed: 0.709804 0.239216 0.082353 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 1.000000 0.670588 0.843137 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.654902 0.250980 0.839216 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.064454
  Observed: 0.835294 0.407843 0.647059 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.709804 0.239216 0.082353 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.164706 0.094118 0.019608 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 1.000000 0.490196 0.803922 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.255322
  Observed: 1.000000 0.490196 0.803922 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.294118 0.250980 0.721569 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.164706 0.094118 0.019608 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.055712
  Observed: 0.792157 0.490196 0.019608 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.255322
  Observed: 0.737255 0.364706 0.552941 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.396078 0.474510 0.741176 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.372549 0.094118 0.803922 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.055712
  Observed: 0.792157 0.396078 0.078431 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.255322
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.486275 0.274510 0.058824 0.835294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 1.000000 0.462745 0.690196 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.055712
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.255322
  Observed: 0.454902 0.341176 0.741176 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.780392 0.525490 0.780392 0.415686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.329412 0.172549 0.176471 0.470588
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.055712
  Observed: 0.752941 0.400000 0.309804 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.239832
  Observed: 0.737255 0.364706 0.552941 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.709804 0.239216 0.082353 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.040222
  Observed: 0.709804 0.239216 0.082353 0.678431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.239832
  Observed: 0.835294 0.407843 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.709804 0.239216 0.082353 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (2,0)
  Expected: 0.271664 0.281643 0.445772 0.320549
  Observed: 0.270588 0.282353 0.447059 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.040222
  Observed: 0.372549 0.192157 0.215686 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.239832
  Observed: 0.454902 0.341176 0.741176 0.215686
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.105882 0.223529 0.015686 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.329412 0.172549 0.176471 0.662745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.040222
  Observed: 0.698039 0.376471 0.254902 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.239832
  Observed: 0.294118 0.250980 0.721569 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.835294 0.407843 0.647059 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 1.000000 0.462745 0.690196 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.040222
  Observed: 1.000000 0.290196 0.121569 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.079944
  Observed: 0.266667 0.125490 0.250980 0.956863
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.266667 0.125490 0.250980 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.780392 0.388235 0.560784 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.698039 0.466667 0.196078 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.079944
  Observed: 1.000000 0.764706 0.078431 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 1.000000 0.541176 0.847059 0.317647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 1.000000 0.670588 0.843137 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.456143 0.341249 0.741290 0.000000
  Observed: 0.839216 0.396078 0.784314 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.079944
  Observed: 1.000000 0.764706 0.784314 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 1.000000 0.686275 0.705882 0.572549
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.627451 0.298039 0.588235 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.833519 0.406893 0.644865 0.000000
  Observed: 0.415686 0.215686 0.223529 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.079944
  Observed: 0.670588 0.317647 0.627451 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.168627 0.078431 0.156863 0.223529
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.211765 0.098039 0.196078 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.792820 0.486385 0.019607 0.000000
  Observed: 0.780392 0.388235 0.560784 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.298039 0.152941 0.172549 0.317647
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.543118
  Observed: 0.698039 0.466667 0.196078 0.262745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.637506
  Observed: 1.000000 0.666667 0.666667 0.600000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.199610
  Observed: 0.498039 0.368627 0.749020 0.862745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.835294 0.415686 0.611765 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.543118
  Observed: 0.423529 0.325490 0.737255 0.317647
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.637506
  Observed: 0.678431 0.219608 0.078431 0.470588
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.199610
  Observed: 0.521569 0.294118 0.062745 0.470588
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.545098 0.145098 0.062745 0.262745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.543118
  Observed: 0.756863 0.368627 0.603922 0.490196
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.637506
  Observed: 1.000000 0.666667 0.588235 0.262745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.199610
  Observed: 0.372549 0.192157 0.215686 0.223529
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.678431 0.219608 0.078431 0.854902
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.543118
  Observed: 1.000000 0.592157 0.650980 0.784314
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.637506
  Observed: 0.835294 0.407843 0.647059 0.607843
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.199610
  Observed: 0.298039 0.152941 0.172549 0.835294
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.733333 0.396078 0.258824 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.478664
  Observed: 0.627451 0.396078 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.573052
  Observed: 1.000000 0.490196 0.803922 0.490196
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.135156
  Observed: 0.372549 0.094118 0.803922 0.835294
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.372549 0.192157 0.215686 0.396078
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.478664
  Observed: 0.792157 0.490196 0.019608 0.835294
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.573052
  Observed: 0.454902 0.341176 0.741176 0.878431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.135156
  Observed: 0.372549 0.094118 0.803922 0.878431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.372549 0.192157 0.215686 0.878431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.478664
  Observed: 0.294118 0.250980 0.721569 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.573052
  Observed: 1.000000 0.670588 0.843137 0.878431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.135156
  Observed: 0.811765 0.545098 0.784314 0.054902
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.478664
  Observed: 0.835294 0.407843 0.647059 0.800000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.573052
  Observed: 1.000000 0.443137 0.647059 0.662745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.135156
  Observed: 0.835294 0.407843 0.647059 0.509804
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.737255 0.364706 0.552941 0.396078
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.287796
  Observed: 0.670588 0.317647 0.627451 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.382184
  Observed: 0.654902 0.356863 0.215686 1.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.792157 0.490196 0.019608 0.490196
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.709804 0.239216 0.082353 0.333333
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.287796
  Observed: 0.792157 0.490196 0.019608 0.517647
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.382184
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.792157 0.490196 0.019608 0.239216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.431373 0.219608 0.270588 0.878431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.287796
  Observed: 0.792157 0.490196 0.019608 0.415686
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.382184
  Observed: 0.372549 0.192157 0.215686 0.254902
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 1.000000 0.592157 0.686275 0.878431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.733333 0.619608 0.015686 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.287796
  Observed: 0.752941 0.494118 0.250980 0.396078
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.105882 0.223529 0.015686 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.372549 0.094118 0.803922 0.627451
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.303286
  Observed: 0.792157 0.490196 0.019608 0.490196
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.397674
  Observed: 0.431373 0.219608 0.270588 0.607843
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.752941 0.400000 0.309804 0.627451
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.303286
  Observed: 0.862745 0.368627 0.862745 1.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.397674
  Observed: 1.000000 0.513726 0.807843 0.282353
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.811765 0.270588 0.309804 0.627451
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.709804 0.239216 0.082353 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.303286
  Observed: 1.000000 0.490196 0.803922 0.454902
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.397674
  Observed: 0.000000 0.000000 0.000000 0.062745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.792157 0.388235 0.607843 0.239216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.303286
  Observed: 0.701961 0.345098 0.549020 0.760784
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.397674
  Observed: 0.454902 0.341176 0.741176 0.647059
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.709804 0.239216 0.082353 0.760784
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.463174
  Observed: 0.698039 0.376471 0.254902 0.376471
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.557562
  Observed: 0.431373 0.219608 0.270588 0.784314
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.119666
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.792157 0.388235 0.607843 0.078431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.463174
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.557562
  Observed: 0.670588 0.317647 0.627451 0.062745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.737255 0.364706 0.552941 1.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.463174
  Observed: 0.372549 0.192157 0.215686 0.470588
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.557562
  Observed: 0.627451 0.396078 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.119666
  Observed: 0.698039 0.274510 0.843137 0.760784
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.737255 0.364706 0.552941 0.741176
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.463174
  Observed: 0.372549 0.192157 0.215686 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.557562
  Observed: 0.431373 0.219608 0.270588 0.835294
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.119666
  Observed: 0.431373 0.219608 0.270588 0.415686
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.372549 0.094118 0.803922 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.543118
  Observed: 1.000000 0.572549 0.647059 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.637506
  Observed: 0.372549 0.094118 0.803922 0.415686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.199610
  Observed: 0.737255 0.364706 0.552941 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.000000
  Observed: 0.329412 0.172549 0.176471 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.543118
  Observed: 1.000000 0.423529 0.121569 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.637506
  Observed: 0.164706 0.000000 0.078431 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.199610
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.000000
  Observed: 0.372549 0.192157 0.215686 0.741176
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.543118
  Observed: 0.737255 0.364706 0.552941 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.637506
  Observed: 1.000000 0.611765 0.690196 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.199610
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.000000
  Observed: 0.431373 0.219608 0.270588 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.543118
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.637506
  Observed: 0.431373 0.219608 0.270588 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.199610
  Observed: 1.000000 0.670588 0.058824 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.478664
  Observed: 0.792157 0.388235 0.607843 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.573052
  Observed: 0.372549 0.192157 0.215686 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.135156
  Observed: 0.792157 0.388235 0.607843 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.000000
  Observed: 0.670588 0.317647 0.627451 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.478664
  Observed: 0.329412 0.172549 0.176471 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.573052
  Observed: 0.756863 0.368627 0.603922 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.135156
  Observed: 0.792157 0.490196 0.019608 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.000000
  Observed: 0.372549 0.094118 0.803922 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.478664
  Observed: 0.835294 0.407843 0.647059 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.573052
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.135156
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.000000
  Observed: 0.792157 0.388235 0.607843 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.478664
  Observed: 0.792157 0.388235 0.607843 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.573052
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.135156
  Observed: 0.329412 0.172549 0.176471 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.372549 0.192157 0.215686 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.287796
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.382184
  Observed: 0.105882 0.223529 0.015686 0.035294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.329412 0.172549 0.176471 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.000000
  Observed: 0.709804 0.239216 0.082353 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.287796
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.382184
  Observed: 0.164706 0.094118 0.019608 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (2,0)
  Expected: 0.375564 0.457266 0.483684 0.000000
  Observed: 0.376471 0.458824 0.486275 0.196078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.000000
  Observed: 0.164706 0.094118 0.019608 0.741176
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.287796
  Observed: 0.737255 0.364706 0.552941 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.382184
  Observed: 0.835294 0.407843 0.647059 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.000000
  Observed: 0.396078 0.474510 0.741176 0.035294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.000000
  Observed: 0.329412 0.172549 0.176471 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.287796
  Observed: 0.372549 0.094118 0.803922 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.382184
  Observed: 0.521569 0.294118 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.000000
  Observed: 0.454902 0.341176 0.741176 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.303286
  Observed: 0.372549 0.192157 0.215686 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.397674
  Observed: 0.164706 0.094118 0.019608 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.164706 0.000000 0.078431 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.000000
  Observed: 0.709804 0.239216 0.082353 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.303286
  Observed: 0.164706 0.094118 0.019608 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.397674
  Observed: 0.329412 0.172549 0.176471 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.000000
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.303286
  Observed: 0.627451 0.396078 0.000000 0.035294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.397674
  Observed: 0.811765 0.545098 0.784314 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.000000
  Observed: 0.792157 0.298039 0.666667 0.376471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.000000
  Observed: 0.329412 0.172549 0.176471 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.303286
  Observed: 0.709804 0.239216 0.082353 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.397674
  Observed: 1.000000 0.670588 0.058824 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.557562
  Observed: 1.000000 0.439216 0.125490 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.119666
  Observed: 0.372549 0.094118 0.803922 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.463174
  Observed: 0.454902 0.341176 0.741176 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.557562
  Observed: 0.474510 0.243137 0.274510 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.397457 0.472118 0.738694 0.119666
  Observed: 0.792157 0.490196 0.019608 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.463174
  Observed: 0.372549 0.192157 0.215686 0.760784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.557562
  Observed: 1.000000 0.564706 0.596078 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.774832 0.537762 0.642269 0.119666
  Observed: 0.372549 0.094118 0.803922 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.000000
  Observed: 1.000000 0.670588 0.843137 0.835294
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.463174
  Observed: 0.792157 0.388235 0.607843 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.557562
  Observed: 0.313726 0.223529 0.800000 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.734133 0.617254 0.017011 0.119666
  Observed: 0.164706 0.094118 0.019608 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.431373 0.219608 0.270588 0.415686
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.543118
  Observed: 1.000000 0.611765 0.690196 0.239216
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.000000
  Observed: 0.164706 0.094118 0.019608 0.678431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.543118
  Observed: 0.396078 0.474510 0.741176 0.254902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.637506
  Observed: 0.811765 0.545098 0.784314 0.035294
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.199610
  Observed: 0.835294 0.407843 0.647059 0.078431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.543118
  Observed: 0.792157 0.490196 0.019608 0.282353
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.637506
  Observed: 0.835294 0.407843 0.647059 0.333333
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.199610
  Observed: 0.372549 0.094118 0.803922 0.721569
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.000000
  Observed: 0.776471 0.541176 0.643137 0.054902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.543118
  Observed: 1.000000 0.611765 0.690196 0.000000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.637506
  Observed: 1.000000 0.764706 0.000000 0.854902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.199610
  Observed: 1.000000 0.764706 0.000000 0.454902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.372549 0.094118 0.803922 0.784314
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.478664
  Observed: 0.733333 0.619608 0.015686 0.035294
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.573052
  Observed: 0.431373 0.219608 0.270588 0.239216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.135156
  Observed: 0.372549 0.192157 0.215686 0.239216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.000000
  Observed: 0.372549 0.192157 0.215686 0.678431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.813022 0.543079 0.784302 0.573052
  Observed: 0.372549 0.192157 0.215686 0.062745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.000000
  Observed: 0.792157 0.388235 0.607843 0.317647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.688214 0.062619 0.478664
  Observed: 1.000000 0.490196 0.803922 0.627451
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.105882 0.223529 0.015686 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.382184
  Observed: 0.372549 0.094118 0.803922 0.215686
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.372549 0.094118 0.803922 0.470588
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 1.000000 0.608722 0.687877 0.000000
  Observed: 0.454902 0.341176 0.741176 0.282353
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_ADD, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.454902 0.250980 0.800000 0.576471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.835294 0.407843 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.415686 0.215686 0.223529 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.015686 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.792157 0.490196 0.019608 0.403922
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.737255 0.364706 0.552941 0.854902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.094118 0.019608 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.164706 0.000000 0.078431 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.000000 0.000000 0.000000 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.064454
  Observed: 1.000000 0.521569 0.588235 0.815686
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.835294 0.407843 0.647059 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.000000 0.000000 0.000000 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.105882 0.223529 0.015686 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.015686 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.015686 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.019608 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.094118 0.019608 0.121569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.064454
  Observed: 0.423529 0.325490 0.737255 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.000000 0.000000 0.000000 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.000000 0.000000 0.000000 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.454902 0.250980 0.800000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.255322
  Observed: 0.454902 0.341176 0.741176 0.470588
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 1.000000 0.611765 0.690196 0.466667
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.792157 0.490196 0.019608 0.576471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.055712
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.521569 0.294118 0.062745 0.309804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.572549 0.647059 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.309804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.670588 0.317647 0.627451 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.737255 0.364706 0.552941 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.811765 0.545098 0.784314 0.137255
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.835294 0.407843 0.647059 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.835294 0.317647 0.705882 0.482353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.255322
  Observed: 0.792157 0.388235 0.607843 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.498039 0.368627 0.749020 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.055712
  Observed: 0.164706 0.094118 0.019608 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.239832
  Observed: 0.431373 0.219608 0.270588 0.396078
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.000000 0.000000 0.000000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.040222
  Observed: 0.792157 0.396078 0.078431 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.792157 0.490196 0.019608 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.835294 0.407843 0.647059 0.482353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.670588 0.843137 0.078431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 0.329412 0.078431 0.235294 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.709804 0.239216 0.082353 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.678431 0.219608 0.078431 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.733333 0.619608 0.015686 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 0.372549 0.098039 0.274510 0.490196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.239832
  Observed: 1.000000 0.639216 0.611765 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.678431 0.219608 0.078431 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 1.000000 0.686275 0.705882 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.040222
  Observed: 0.313726 0.321569 0.215686 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.079944
  Observed: 0.474510 0.243137 0.274510 1.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.737255 0.270588 0.611765 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 0.819608 0.447059 0.235294 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.103992 0.222871 0.017011 0.000000
  Observed: 1.000000 0.764706 0.862745 0.478431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 0.545098 0.145098 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.313726 0.223529 0.800000 0.509804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.788235 0.419608 0.313726 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.709804 0.239216 0.082353 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 0.945098 0.619608 0.800000 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.627451 0.396078 0.000000 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.443137 0.250980 0.054902 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.835294 0.415686 0.611765 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.079944
  Observed: 0.431373 0.125490 0.329412 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.862745 0.368627 0.862745 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.545098 0.145098 0.062745 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.017011 0.000000
  Observed: 0.396078 0.474510 0.741176 0.662745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.415686 0.215686 0.223529 0.600000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 1.000000 0.513726 0.141176 0.545098
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.000000 0.000000 0.000000 0.490196
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 1.000000 0.549020 0.639216 0.956863
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.415686 0.117647 0.807843 0.917647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.862745 0.466667 0.274510 0.200000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.313726 0.321569 0.215686 0.333333
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.780392 0.525490 0.780392 0.490196
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.062745 0.000000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.094118 0.019608 0.741176
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.282353
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.000000 0.000000 0.000000 0.701961
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.792157 0.396078 0.078431 0.482353
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.164706 0.094118 0.019608 0.078431
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 1.000000 0.611765 0.690196 0.290196
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.064454
  Observed: 0.835294 0.407843 0.647059 0.309804
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.792157 0.388235 0.607843 0.396078
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.431373 0.219608 0.270588 0.721569
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.000000 0.000000 0.000000 0.200000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.064454
  Observed: 0.835294 0.407843 0.647059 0.200000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.792157 0.388235 0.607843 1.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.709804 0.239216 0.082353 0.239216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.650980 0.368627 0.078431 0.239216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.396078 0.474510 0.741176 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.611765 0.690196 0.576471
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.064454
  Observed: 1.000000 0.764706 0.078431 0.917647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.298039 0.152941 0.172549 0.317647
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.255322
  Observed: 0.164706 0.094118 0.019608 0.878431
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.372549 0.192157 0.215686 0.627451
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.670588 0.317647 0.627451 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.055712
  Observed: 0.654902 0.250980 0.839216 0.800000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.255322
  Observed: 0.105882 0.223529 0.015686 0.035294
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.792157 0.490196 0.019608 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.055712
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.000000 0.000000 0.015686 0.282353
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.266667 0.125490 0.250980 0.254902
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.454902 0.341176 0.741176 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.255322
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.000000 0.000000 0.000000 0.639216
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 1.000000 0.490196 0.803922 0.878431
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.055712
  Observed: 0.627451 0.396078 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.239832
  Observed: 0.329412 0.172549 0.176471 0.678431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.105882 0.223529 0.015686 0.607843
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.164706 0.094118 0.019608 0.701961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.040222
  Observed: 0.792157 0.396078 0.078431 0.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.239832
  Observed: 0.372549 0.192157 0.215686 0.627451
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.000000 0.000000 0.062745 0.784314
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 1.000000 0.764706 0.000000 0.454902
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.040222
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (1,0)
  Expected: 0.000000 0.273887 0.000000 0.439602
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.541176 0.847059 0.317647
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.709804 0.239216 0.082353 0.239216
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 0.105882 0.223529 0.015686 0.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.239832
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.737255 0.364706 0.552941 1.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.792157 0.396078 0.078431 0.290196
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.040222
  Observed: 1.000000 0.670588 0.058824 0.396078
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.079944
  Observed: 0.698039 0.274510 0.843137 0.490196
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.372549 0.192157 0.215686 1.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 1.000000 0.611765 0.690196 0.403922
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.519558 0.293831 0.062619 0.000000
  Observed: 0.835294 0.407843 0.647059 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.079944
  Observed: 0.709804 0.239216 0.082353 0.454902
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.878431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.226093 0.044584 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 1.000000 0.611765 0.690196 0.239216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.396078 0.474510 0.741176 0.035294
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.811765 0.545098 0.784314 0.482353
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.792157 0.490196 0.019608 0.835294
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.079944
  Observed: 0.000000 0.000000 0.000000 0.282353
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.105882 0.223529 0.015686 0.439216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.164706 0.000000 0.078431 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.062619 0.000000
  Observed: 0.454902 0.250980 0.800000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.792157 0.490196 0.019608 0.415686
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.000000 0.000000 0.062745 0.545098
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 1.000000 0.670588 0.843137 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.000000 0.000000 0.078431 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.227451 0.043137 0.000000 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.835294 0.407843 0.647059 0.509804
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.521569 0.294118 0.062745 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.227451 0.043137 0.000000 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.239216
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.227451 0.043137 0.000000 0.254902
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.709804 0.239216 0.082353 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.372549 0.094118 0.803922 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 1.000000 0.666667 0.666667 0.572549
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.372549 0.098039 0.274510 0.835294
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.064454
  Observed: 1.000000 0.647059 0.839216 0.376471
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.000000 0.000000 0.000000 0.054902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.752941 0.494118 0.250980 0.396078
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.454902 0.341176 0.741176 0.482353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 1.000000 0.423529 0.121569 0.282353
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.015686 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.654902 0.250980 0.839216 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.737255 0.364706 0.552941 0.835294
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.454902 0.250980 0.800000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.105882 0.223529 0.015686 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.372549 0.192157 0.215686 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.064454
  Observed: 0.650980 0.368627 0.078431 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.431373 0.219608 0.270588 0.607843
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.454902 0.250980 0.800000 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.255322
  Observed: 0.733333 0.294118 0.847059 0.317647
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.792157 0.490196 0.019608 0.560784
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.000000 0.000000 0.078431 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.035294
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.698039 0.376471 0.254902 0.376471
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.000000 0.000000 0.000000 0.784314
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.255322
  Observed: 0.431373 0.219608 0.270588 0.701961
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.055712
  Observed: 0.670588 0.317647 0.627451 0.062745
  Blend src factors: GL_CONSTANT_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.239832
  Observed: 1.000000 0.513726 0.062745 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.372549 0.094118 0.803922 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.040222
  Observed: 0.372549 0.094118 0.803922 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.454902 0.341176 0.741176 0.466667
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.094118 0.019608 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.792157 0.490196 0.019608 0.482353
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 0.454902 0.341176 0.741176 0.121569
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.490196 0.803922 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (1,0)
  Expected: 0.000000 0.000000 0.059903 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 0.835294 0.317647 0.705882 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.239832
  Observed: 0.454902 0.341176 0.741176 0.647059
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.164706 0.094118 0.019608 0.200000
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.040222
  Observed: 0.372549 0.192157 0.215686 0.741176
  Blend src factors: GL_CONSTANT_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.079944
  Observed: 0.521569 0.294118 0.062745 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.792157 0.388235 0.607843 0.721569
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.000000 0.078427 0.000000
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 0.329412 0.172549 0.176471 0.333333
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.670588 0.058824 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.078431 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.611765 0.690196 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.019608 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.079944
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.227451 0.043137 0.000000 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.078427 0.000000
  Observed: 0.164706 0.000000 0.078431 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.835294 0.317647 0.705882 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.164706 0.000000 0.078431 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.000000 0.000000 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.431373 0.219608 0.270588 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.329412 0.172549 0.176471 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.611765 0.690196 0.560784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.094118 0.019608 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.000000 0.000000 0.078431 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.329412 0.172549 0.176471 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.454902 0.341176 0.741176 0.560784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.000000 0.000000 0.000000 0.054902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.064454
  Observed: 0.000000 0.000000 0.000000 0.035294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.792157 0.396078 0.078431 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.733333 0.619608 0.015686 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.227451 0.043137 0.000000 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.835294 0.407843 0.647059 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.372549 0.192157 0.215686 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.329412 0.172549 0.176471 0.262745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.064454
  Observed: 0.164706 0.094118 0.019608 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.792157 0.298039 0.666667 0.376471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.255322
  Observed: 0.627451 0.396078 0.000000 0.035294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.521569 0.294118 0.062745 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.000000 0.000000 0.000000 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.055712
  Observed: 0.454902 0.250980 0.800000 0.121569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.329412 0.172549 0.176471 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.454902 0.341176 0.741176 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.792157 0.490196 0.019608 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.000000 0.000000 0.062745 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.105882 0.223529 0.015686 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.000000 0.000000 0.000000 0.800000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.040222
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.792157 0.490196 0.019608 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.372549 0.192157 0.215686 0.760784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.329412 0.172549 0.176471 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 1.000000 0.564706 0.596078 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.835294 0.317647 0.705882 0.309804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.756863 0.145098 0.847059 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.239832
  Observed: 0.792157 0.490196 0.019608 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 1.000000 0.690196 0.847059 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.040222
  Observed: 0.396078 0.474510 0.741176 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.079944
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.162679 0.092002 0.019607 0.000000
  Observed: 0.792157 0.396078 0.078431 0.121569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (1,0)
  Expected: 0.000000 0.050423 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.117647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.105882 0.223529 0.015686 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.094118 0.019608 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.079944
  Observed: 0.000000 0.000000 0.078431 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.835294 0.317647 0.705882 0.576471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.776471 0.541176 0.643137 0.054902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.019607 0.000000
  Observed: 0.000000 0.000000 0.000000 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.690196 0.847059 0.239216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.543118
  Observed: 1.000000 0.690196 0.062745 0.137255
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.721569
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.543118
  Observed: 0.000000 0.000000 0.078431 0.878431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.637506
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.637506
  Observed: 0.521569 0.294118 0.062745 0.627451
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.199610
  Observed: 0.000000 0.000000 0.000000 0.254902
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.372549 0.192157 0.215686 0.678431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.478664
  Observed: 0.000000 0.000000 0.019608 0.639216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.573052
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.607843
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.121569
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.279554
  Observed: 0.000000 0.000000 0.000000 0.403922
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.249247 0.643256 0.079944
  Observed: 0.000000 0.000000 0.000000 0.560784
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.249247 0.643256 0.623062
  Observed: 0.627451 0.396078 0.000000 0.878431
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.249247 0.643256 0.717451
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.249247 0.643256 0.279554
  Observed: 0.164706 0.094118 0.019608 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.314891 0.546831 0.079944
  Observed: 0.000000 0.000000 0.000000 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.314891 0.546831 0.623062
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.314891 0.546831 0.717451
  Observed: 0.000000 0.000000 0.015686 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.314891 0.546831 0.279554
  Observed: 0.164706 0.094118 0.019608 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.394383 0.000000 0.079944
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.394383 0.000000 0.623062
  Observed: 0.105882 0.101961 0.000000 0.627451
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.394383 0.000000 0.717451
  Observed: 0.000000 0.000000 0.000000 0.384314
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.394383 0.000000 0.279554
  Observed: 0.164706 0.094118 0.019608 0.121569
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.137255
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.543118
  Observed: 0.149020 0.023529 0.564706 0.784314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.637506
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.199610
  Observed: 0.000000 0.000000 0.000000 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.543118
  Observed: 0.000000 0.000000 0.015686 0.466667
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.637506
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.199610
  Observed: 0.000000 0.000000 0.000000 0.309804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.000000
  Observed: 0.164706 0.094118 0.019608 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.543118
  Observed: 0.678431 0.219608 0.078431 0.509804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.637506
  Observed: 0.266667 0.125490 0.250980 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.199610
  Observed: 0.670588 0.317647 0.627451 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.000000
  Observed: 0.188235 0.027451 0.705882 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.543118
  Observed: 0.000000 0.000000 0.000000 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.637506
  Observed: 0.568627 0.094118 0.611765 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.199610
  Observed: 0.149020 0.023529 0.564706 0.721569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.105882 0.223529 0.015686 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.607572
  Observed: 0.000000 0.000000 0.000000 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.701961
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.264064
  Observed: 0.811765 0.545098 0.784314 0.137255
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.064454
  Observed: 0.792157 0.396078 0.078431 0.482353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.607572
  Observed: 0.164706 0.000000 0.078431 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.701961
  Observed: 0.294118 0.250980 0.721569 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.264064
  Observed: 0.000000 0.000000 0.000000 0.403922
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.064454
  Observed: 0.149020 0.023529 0.564706 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.607572
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.701961
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.264064
  Observed: 0.521569 0.294118 0.062745 0.384314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.064454
  Observed: 1.000000 0.639216 0.611765 0.701961
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.607572
  Observed: 0.525490 0.172549 0.000000 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.701961
  Observed: 0.000000 0.000000 0.019608 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.264064
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.521569 0.294118 0.062745 0.466667
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.798440
  Observed: 0.105882 0.223529 0.015686 0.454902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.892829
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.454932
  Observed: 0.105882 0.223529 0.015686 0.384314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.255322
  Observed: 0.792157 0.490196 0.019608 0.576471
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.798440
  Observed: 0.917647 0.494118 0.329412 0.627451
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.892829
  Observed: 0.415686 0.117647 0.807843 0.917647
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.454932
  Observed: 0.000000 0.000000 0.015686 0.121569
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.255322
  Observed: 0.792157 0.388235 0.607843 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.798440
  Observed: 0.164706 0.094118 0.019608 0.466667
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.892829
  Observed: 0.188235 0.027451 0.705882 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.454932
  Observed: 0.670588 0.317647 0.627451 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.255322
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.798440
  Observed: 0.372549 0.098039 0.274510 0.490196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.892829
  Observed: 0.000000 0.000000 0.000000 0.384314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.454932
  Observed: 0.737255 0.364706 0.552941 0.854902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.000000 0.000000 0.000000 0.035294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.782950
  Observed: 0.000000 0.000000 0.000000 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.877339
  Observed: 0.000000 0.000000 0.015686 0.137255
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.439442
  Observed: 0.454902 0.250980 0.800000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.239832
  Observed: 0.737255 0.364706 0.552941 1.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.782950
  Observed: 0.164706 0.000000 0.078431 0.309804
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.877339
  Observed: 0.000000 0.000000 0.062745 0.200000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.439442
  Observed: 1.000000 0.611765 0.690196 0.290196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.239832
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.782950
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.877339
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.439442
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.239832
  Observed: 0.431373 0.219608 0.270588 0.396078
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.782950
  Observed: 0.000000 0.000000 0.000000 0.639216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.877339
  Observed: 0.000000 0.000000 0.000000 0.254902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.439442
  Observed: 0.000000 0.000000 0.000000 0.054902
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 0.000000 0.000000 0.078431 0.560784
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.623062
  Observed: 0.000000 0.000000 0.000000 0.282353
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.717451
  Observed: 0.000000 0.000000 0.000000 0.062745
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.279554
  Observed: 0.709804 0.239216 0.082353 0.239216
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.079944
  Observed: 0.000000 0.000000 0.015686 0.290196
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.623062
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.717451
  Observed: 0.000000 0.000000 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.157246 0.702076 0.279554
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.079944
  Observed: 0.545098 0.145098 0.062745 0.878431
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.623062
  Observed: 0.000000 0.000000 0.000000 0.403922
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.717451
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.508161 0.222890 0.605651 0.279554
  Observed: 0.000000 0.000000 0.000000 0.403922
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.079944
  Observed: 0.000000 0.000000 0.000000 0.384314
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.623062
  Observed: 0.792157 0.490196 0.019608 0.333333
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.717451
  Observed: 0.105882 0.223529 0.015686 0.035294
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.467462 0.302381 0.000000 0.279554
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_ONE_MINUS_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_ADD
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.431373 0.219608 0.270588 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.396078 0.474510 0.741176 0.035294
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.384314
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.784314
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.105882 0.223529 0.015686 0.607843
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.105882 0.101961 0.000000 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.164706 0.000000 0.078431 0.309804
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.000000 0.000000 0.000000 0.466667
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.709804 0.239216 0.082353 0.262745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.568627 0.094118 0.611765 0.627451
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.482353
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.509804 0.317647 0.549020 0.607843
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 1.000000 0.639216 0.533333 0.262745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.000000 0.000000 0.000000 0.784314
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.627451 0.396078 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.105882 0.223529 0.015686 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.670588 0.317647 0.627451 0.607843
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.064454
  Observed: 0.000000 0.000000 0.015686 0.721569
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.188235 0.027451 0.705882 0.262745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.000000 0.000000 0.000000 0.800000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.000000 0.000000 0.000000 0.239216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.064454
  Observed: 0.698039 0.376471 0.254902 0.490196
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.992157 0.396078 0.113725 0.333333
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.835294 0.415686 0.611765 0.600000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 1.000000 0.639216 0.611765 0.917647
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.064454
  Observed: 0.835294 0.513726 0.023529 0.262745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 1.000000 0.592157 0.686275 1.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.298039 0.152941 0.172549 0.607843
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 1.000000 0.396078 0.862745 0.678431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 1.000000 0.513726 0.141176 0.200000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.627451 0.396078 0.000000 0.239216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 1.000000 0.423529 0.121569 0.490196
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.396078 0.200000 0.266667 0.254902
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.255322
  Observed: 1.000000 0.592157 0.650980 0.223529
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 1.000000 0.666667 0.588235 0.678431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.698039 0.376471 0.254902 0.835294
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.055712
  Observed: 0.341176 0.074510 0.800000 0.800000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.255322
  Observed: 1.000000 0.611765 0.690196 0.466667
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.000000 0.000000 0.000000 0.662745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 1.000000 0.415686 0.596078 1.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.055712
  Observed: 0.298039 0.152941 0.172549 0.760784
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.255322
  Observed: 1.000000 0.572549 0.647059 0.835294
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.713726 0.223529 0.219608 0.254902
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.498039 0.368627 0.749020 0.572549
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.055712
  Observed: 0.341176 0.074510 0.800000 0.239216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.654902 0.447059 0.156863 0.317647
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.792157 0.396078 0.078431 0.078431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.313726 0.321569 0.215686 0.862745
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 0.294118 0.250980 0.721569 0.470588
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.239832
  Observed: 0.129412 0.074510 0.015686 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.698039 0.466667 0.196078 0.701961
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.105882 0.223529 0.015686 0.800000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.040222
  Observed: 0.376471 0.196078 0.180392 0.545098
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.239832
  Observed: 0.454902 0.250980 0.800000 0.784314
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.164706 0.000000 0.078431 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.737255 0.364706 0.552941 0.627451
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.040222
  Observed: 0.788235 0.419608 0.313726 0.282353
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.239832
  Observed: 0.000000 0.000000 0.000000 0.701961
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.000000 0.000000 0.658824 0.239216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.709804 0.239216 0.082353 0.333333
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.040222
  Observed: 0.105882 0.223529 0.015686 0.439216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 0.000000 0.000000 0.019608 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.062745 0.482353
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.105882 0.101961 0.000000 0.545098
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.568627 0.094118 0.611765 0.721569
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.293464 0.249247 0.721683 0.000000
  Observed: 0.149020 0.023529 0.564706 0.627451
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.079944
  Observed: 1.000000 0.666667 0.666667 0.572549
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.164706 0.094118 0.019608 0.309804
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.521569 0.294118 0.062745 0.560784
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.670840 0.314891 0.625258 0.000000
  Observed: 0.000000 0.000000 0.000000 0.282353
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.079944
  Observed: 1.000000 0.545098 0.592157 0.678431
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.756863 0.247059 0.258824 0.639216
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.227451 0.043137 0.000000 0.894118
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.630141 0.394383 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.019608 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (1,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.274510 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.372549 0.192157 0.215686 0.678431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.560784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 1.000000 0.423529 0.121569 0.282353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 1.000000 0.690196 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 1.000000 0.764706 0.000000 0.862745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.835294 0.407843 0.647059 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 1.000000 0.666667 0.588235 0.356863
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.654902 0.250980 0.839216 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.000000 0.000000 0.078431 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.000000 0.000000 0.078431 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.670588 0.317647 0.627451 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.121569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.431373 0.219608 0.270588 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.129412 0.250980 0.643137 0.454902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.149020 0.023529 0.564706 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.064454
  Observed: 0.521569 0.294118 0.062745 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.000000 0.000000 0.078431 0.309804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.454902 0.341176 0.741176 0.466667
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.000000 0.000000 0.000000 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.064454
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.780392 0.388235 0.560784 0.317647
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.164706 0.000000 0.078431 0.054902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.064454
  Observed: 0.698039 0.376471 0.254902 0.376471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.000000 0.000000 0.019608 0.309804
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.454902 0.341176 0.741176 0.403922
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.255322
  Observed: 0.164706 0.094118 0.019608 0.137255
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (1,0)
  Expected: 0.000000 0.000000 0.000000 0.132345
  Observed: 0.000000 0.050980 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.792157 0.490196 0.019608 0.560784
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.454902 0.250980 0.800000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.255322
  Observed: 0.294118 0.250980 0.721569 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.000000 0.000000 0.019608 0.403922
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.372549 0.192157 0.215686 0.439216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.055712
  Observed: 0.341176 0.172549 0.211765 0.223529
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.255322
  Observed: 0.000000 0.000000 0.000000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.000000 0.000000 0.000000 0.466667
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.811765 0.545098 0.784314 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.055712
  Observed: 0.509804 0.317647 0.549020 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.255322
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.164706 0.000000 0.078431 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.164706 0.094118 0.019608 0.121569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.055712
  Observed: 0.000000 0.000000 0.658824 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.239832
  Observed: 0.000000 0.000000 0.000000 0.482353
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.521569 0.294118 0.062745 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.627451 0.396078 0.000000 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.040222
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.239832
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.000000 0.000000 0.062745 0.239216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.129412 0.250980 0.643137 0.254902
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.040222
  Observed: 0.000000 0.000000 0.019608 0.639216
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.239832
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.129412 0.250980 0.643137 0.701961
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.040222
  Observed: 0.000000 0.000000 0.000000 0.721569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.239832
  Observed: 0.000000 0.000000 0.000000 0.290196
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.121569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.040222
  Observed: 0.525490 0.172549 0.000000 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.079944
  Observed: 0.000000 0.000000 0.658824 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (2,0)
  Expected: 0.000000 0.000000 0.000000 0.210191
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.137255
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.062745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.079944
  Observed: 0.000000 0.000000 0.019608 0.545098
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.525490 0.172549 0.000000 0.262745
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.000000 0.000000 0.078431 0.878431
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.189472 0.026376 0.704672 0.000000
  Observed: 0.792157 0.396078 0.078431 0.200000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.079944
  Observed: 0.000000 0.000000 0.000000 0.121569
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.568627 0.094118 0.611765 0.784314
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.188235 0.027451 0.705882 0.800000
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.566847 0.092020 0.608247 0.000000
  Observed: 0.329412 0.172549 0.176471 0.333333
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.079944
  Observed: 0.000000 0.000000 0.000000 0.576471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.000000 0.000000 0.078431 0.576471
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.188235 0.027451 0.705882 0.607843
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.526148 0.171512 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.627451
  Blend src factors: GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.062745 0.290196
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.800000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.078431 0.200000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.466667
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.466667 0.396078 0.000000 0.200000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.835294 0.407843 0.647059 0.639216
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.164706 0.000000 0.078431 0.062745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.164706 0.094118 0.019608 0.482353
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.000000 0.000000 0.658824 0.000000
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.329412 0.172549 0.176471 0.262745
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.792157 0.298039 0.666667 0.376471
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 1.000000 0.639216 0.533333 0.517647
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.000000 0.000000 0.062745 0.309804
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.294118 0.250980 0.721569 0.721569
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.639216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.701961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.064454
  Observed: 0.752941 0.400000 0.309804 0.800000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.294118 0.250980 0.721569 0.262745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.000000 0.000000 0.000000 0.545098
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.000000 0.000000 0.000000 0.894118
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.835294 0.407843 0.647059 0.627451
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.064454
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.188235 0.027451 0.705882 0.078431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.000000 0.000000 0.062745 0.800000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.576471
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.800000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.055712
  Observed: 0.000000 0.000000 0.000000 0.439216
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.055712
  Observed: 0.000000 0.000000 0.000000 0.137255
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.255322
  Observed: 0.000000 0.000000 0.000000 0.482353
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.000000 0.000000 0.000000 0.466667
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.521569 0.294118 0.062745 0.403922
  Blend src factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.282353
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.317647
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.239832
  Observed: 0.227451 0.043137 0.000000 0.403922
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.040222
  Observed: 0.227451 0.043137 0.000000 0.639216
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.239832
  Observed: 0.000000 0.000000 0.000000 0.000000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.000000 0.000000 0.000000 0.878431
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.151282 0.021060 0.562639 0.000000
  Observed: 0.521569 0.294118 0.062745 0.290196
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_DST_ALPHA, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.627451 0.396078 0.000000 0.701961
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.129412 0.250980 0.643137 0.239216
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.040222
  Observed: 0.000000 0.000000 0.000000 0.800000
  Blend src factors: GL_DST_ALPHA, GL_CONSTANT_COLOR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.129412 0.250980 0.643137 0.439216
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.000000
  Observed: 0.509804 0.317647 0.549020 0.878431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.000000 0.000000 0.000000 0.078431
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.000000 0.000000 0.000000 0.200000
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.659064 0.000000
  Observed: 0.000000 0.000000 0.078431 0.290196
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.079944
  Observed: 0.568627 0.094118 0.611765 0.262745
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.525490 0.172549 0.000000 0.607843
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_ONE_MINUS_SRC_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.000000
  Observed: 0.525490 0.172549 0.000000 0.701961
  Blend src factors: GL_DST_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.249247 0.643256 0.000000
  Observed: 0.756863 0.145098 0.847059 0.894118
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.249247 0.643256 0.000000
  Observed: 0.000000 0.000000 0.078431 0.000000
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.130785 0.249247 0.643256 0.000000
  Observed: 0.188235 0.027451 0.705882 0.454902
  Blend src factors: GL_CONSTANT_COLOR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_SRC_COLOR, GL_ONE_MINUS_CONSTANT_COLOR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.000000 0.000000 0.000000 0.064454
  Observed: 0.164706 0.000000 0.078431 0.639216
  Blend src factors: GL_CONSTANT_COLOR, GL_ONE_MINUS_DST_COLOR
  Blend dst factors: GL_NONE/GL_FALSE/GL_NO_ERROR, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750
Probe at (0,0)
  Expected: 0.110583 0.100552 0.000000 0.637506
  Observed: 0.752941 0.400000 0.309804 0.454902
  Blend src factors: GL_DST_ALPHA, GL_NONE/GL_FALSE/GL_NO_ERROR
  Blend dst factors: GL_ONE_MINUS_CONSTANT_COLOR, GL_DST_ALPHA
  Blend ops: GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT
  Blend color: 0.250, 0.000, 1.000, 0.750

Ran 27552 tests.

WARNING: NVK is not a conformant Vulkan implementation, testing use only.
WARNING: Some incorrect rendering might occur because the selected Vulkan device (TU104) doesn't support base Zink requirements: have_EXT_line_rasterization 
MESA: warning: WARNING: Incorrect rendering will happen because the Vulkan device doesn't support the 'VK_EXT_depth_clip_enable' feature

PIGLIT_SOURCE_DIR="/home/airlied/devel/piglit" PIGLIT_PLATFORM="mixed_glx_egl"

/home/airlied/devel/piglit/bin/gl-1.0-blend-func -auto -fbo