Ard wrote:
>>My bet, he has it set to 2.2, because that is what he is assuming his
>>display is, but the programs he is viewing it in 'think' his display is
>>1.0
> 
> That would account for it too, but it turned out to be a bug in POV.  Line
> 594 in png_pov.cpp sets the gamma value in PNGs to 1.0 when the user
> requests a CPU histogram.

Of course, the histogram is only going to be meaningful if it is not gamma 
corrected.  Hence the value is set to 1, which implies no gamma correct.

	Thorsten

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