Warp schrieb:
>   On the other hand, I'm wondering how precise this test really is.
> Bright white lines stand out a lot more than black lines, and the brighter
> the white lines are, the more they tend to glow to the human eye. A bit
> like color bleeding. This would mean that if your monitor is set very
> bright, then the white lines will overwhelm the black ones, requiring
> a different gamma correction value than if your monitor was set to a
> very dim setting, in which case the white lines won't stand out that much
> compared to the black lines.

You can do the same test with a 0.0 / 0.5 checkerboard and 0.25 
background, for instance.

Indeed lighting conditions (of your room, not your scene ;-)) do 
influence the perception of brightness and mess with the gamma, so I'd 
assume display brightness possibly does as well.

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