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Update sepia.glsl

This commit is contained in:
myownfriend 2014-05-20 23:58:02 -04:00
parent 980b5f8fbb
commit 92d0af2d18
1 changed files with 2 additions and 0 deletions
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2
Data/Sys/Shaders/sepia.glsl
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@ -6,9 +6,11 @@ in vec2 uv0;
void main() void main()
{ {
vec4 c0 = texture(samp9, uv0); vec4 c0 = texture(samp9, uv0);
// Same coefficients as grayscale2 at this point // Same coefficients as grayscale2 at this point
float avg = (0.222 * c0.r) + (0.707 * c0.g) + (0.071 * c0.b); float avg = (0.222 * c0.r) + (0.707 * c0.g) + (0.071 * c0.b);
float red=avg; float red=avg;
// Not sure about these coefficients, they just seem to produce the proper yellow // Not sure about these coefficients, they just seem to produce the proper yellow
float green=avg*.75; float green=avg*.75;
float blue=avg*.5; float blue=avg*.5;