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keijiro/Hue2RGB.hlsl

Created October 31, 2017 06:55
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Hue2RGB.hlsl
half3 Hue2RGB(half h)
{
h = frac(saturate(h)) * 6 - 2;
half3 rgb = saturate(half3(abs(h - 1) - 1, 2 - abs(h), 2 - abs(h - 2)));
#ifndef UNITY_COLORSPACE_GAMMA
rgb = GammaToLinearSpace(rgb);
#endif
return rgb;
}
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