dolphin/Data/User/Shaders/sepia.txt
2011-08-21 02:12:30 -04:00

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uniform samplerRECT samp0 : register(s0);
void main(out float4 ocol0 : COLOR0, in float2 uv0 : TEXCOORD0)
{
float4 c0 = texRECT(samp0, uv0).rgba;
// Same coefficients as grayscale2 at this point
float avg = (0.222 * c0.r) + (0.707 * c0.g) + (0.071 * c0.b);
float red=avg;
// Not sure about these coefficients, they just seem to produce the proper yellow
float green=avg*.75;
float blue=avg*.5;
ocol0 = float4(red, green, blue, c0.a);
}