playcanvas
Version:
Open-source WebGL/WebGPU 3D engine for the web
21 lines (20 loc) • 652 B
JavaScript
var tonemappingNeutral_default = `
vec3 toneMap(vec3 color) {
color *= getExposure();
float startCompression = 0.8 - 0.04;
float desaturation = 0.15;
float x = min(color.r, min(color.g, color.b));
float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;
color -= offset;
float peak = max(color.r, max(color.g, color.b));
if (peak < startCompression) return color;
float d = 1. - startCompression;
float newPeak = 1. - d * d / (peak + d - startCompression);
color *= newPeak / peak;
float g = 1. - 1. / (desaturation * (peak - newPeak) + 1.);
return mix(color, newPeak * vec3(1, 1, 1), g);
}
`;
export {
tonemappingNeutral_default as default
};