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Fixed fromLinear
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KiritoDv 2025-03-16 17:26:28 -06:00
parent 916e4b53a2
commit 1793c7a0ad
1 changed files with 9 additions and 5 deletions
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12
port/shaders/metal/default.shader.metal
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@ -148,10 +148,14 @@ float random(float3 value) {
}
float4 fromLinear(float4 linearRGB) {
bool3 cutoff = linearRGB.xyz < float3(0.0031308, 0.0031308, 0.0031308);
float3 higher = 1.055 * pow(linearRGB.xyz, float3(1.0 / 2.4, 1.0 / 2.4, 1.0 / 2.4)) - float3(0.055, 0.055, 0.055);
float3 lower = linearRGB.xyz * float3(12.92, 12.92, 12.92);
return float4(lerp(higher, lower, cutoff), linearRGB.w);
float3 threshold = float3(0.0031308);
float3 gamma = float3(1.0 / 2.4);
float3 scale = float3(12.92);
float3 offset = float3(1.055);
float3 subtract = float3(0.055);
float3 higher = offset * fast::pow(linearRGB.xyz, gamma) - subtract;
float3 lower = linearRGB.xyz * scale;
return float4(select(higher, lower, linearRGB.xyz < threshold), linearRGB.w);
}
fragment float4 fragmentShader(ProjectedVertex in [[stage_in]], constant FrameUniforms &frameUniforms [[buffer(0)]]