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GiantsTools/Shaders/fxh/Fog.fxh

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2020-12-01 02:40:33 +01:00
struct FogParams
{
float FogMin;
float FogMax;
float3 Color;
int Enabled;
};
float CalculateFogFactor(float fogMax, float fogMin, float d)
{
return saturate((fogMax - d) / (fogMax - fogMin));
}
float4 ApplyPixelFog(float4 pixelColor, float fogFactor, float3 fogColor)
{
return (fogFactor * pixelColor) + (1.0 - fogFactor) * float4(fogColor, 1);
}