14:50 haasn: how slow is exp()?
14:50 haasn: and is it slower than float division?
14:54 pendingchaos: looks like it's implemented as exp2(x*M_LOG2E) (from SPIR-V)
14:54 pendingchaos: exp2 is equivalent to rcp, so should be about the same as a float division by a non-constant
14:54 haasn: thanks