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EG/Cesium-1.132/packages/engine/Source/Shaders/Builtin/Functions/acesTonemapping.glsl
2025-08-25 17:48:13 +08:00

17 lines
366 B
GLSL

// See:
// https://knarkowicz.wordpress.com/2016/01/06/aces-filmic-tone-mapping-curve/
vec3 czm_acesTonemapping(vec3 color) {
float g = 0.985;
float a = 0.065;
float b = 0.0001;
float c = 0.433;
float d = 0.238;
color = (color * (color + a) - b) / (color * (g * color + c) + d);
color = clamp(color, 0.0, 1.0);
return color;
}