Age | Commit message (Collapse) | Author | |
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2019-11-13 | ray: add rudimentary gamma correction | Vito Caputo | |
color banding has been quite visible, and somewhat expected with a direct conversion from the linear float color space to the 8-bit integral rgb color components. A simple lookup table is used here to non-linearly map the values, table generation is taken from Greg Ward's REAL PIXELS gem in Graphics Gems II. |