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more shader shenanigans

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minjaesong
2023-02-28 17:32:52 +09:00
parent 315b984d3b
commit 2c86c6a461
31 changed files with 97 additions and 92 deletions
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4
src/shaders/postproc_dither.frag
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@@ -58,7 +58,7 @@ vec4 nearestColour(vec4 inColor) {
}
vec4 getDitherredDot(vec4 inColor) {
vec4 bayerThreshold = swizzler * vec4(matrixNormaliser + texture2D(u_pattern, (gl_FragCoord.xy + rnd) * patternsize));
vec4 bayerThreshold = swizzler * vec4(matrixNormaliser + texture(u_pattern, (gl_FragCoord.xy + rnd) * patternsize));
return nearestColour(bayerThreshold * vec4(1.0 / quant) + inColor);
}
@@ -67,7 +67,7 @@ uniform vec4 vibrancy = vec4(1.0);//vec4(1.0, 1.4, 1.2, 1.0);
void main(void) {
// convert input RGB into YCoCg
vec4 incolour = texture2D(u_texture, v_texCoords);
vec4 incolour = texture(u_texture, v_texCoords);
vec4 yog = rgb_to_ycocg * incolour; // vec4(Y, Co, Cg, A) where Y,A=[0,1]; Co,Cg=[-1,1]
// Do colour-grading magic