2020-05-22 19:59:34 +08:00
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// ACES tone map
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// see: https://knarkowicz.wordpress.com/2016/01/06/aces-filmic-tone-mapping-curve/
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2020-05-28 23:19:05 +08:00
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// - ACES Filmic Tone Mapping Curve
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// https://web.archive.org/web/20191027010704/https://knarkowicz.wordpress.com/2016/01/06/aces-filmic-tone-mapping-curve/
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2020-05-22 19:59:34 +08:00
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vec3 ToneMapping(vec3 color)
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{
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const float A = 2.51;
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const float B = 0.03;
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const float C = 2.43;
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const float D = 0.59;
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const float E = 0.14;
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return linearTosRGB(clamp((color * (A * color + B)) / (color * (C * color + D) + E), 0.0, 1.0));
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}
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