valerie/aeon-199x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

dither now respects pixel size setting

Browse source
This commit is contained in:
Valerie Wolfe 2024-04-08 19:32:18 -04:00
parent bb003d49af
commit 24a08c83db
1 changed files with 7 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
shaders/composite.fsh
View file

@ -61,12 +61,16 @@ const int indexMatrix8x8[64] = int[](0, 32, 8, 40, 2, 34, 10, 42,
63, 31, 55, 23, 61, 29, 53, 21);
float indexValue() {
int x = int(mod(gl_FragCoord.x, 4));
int y = int(mod(gl_FragCoord.y, 4));
#if pixelSize > 1
vec2 coord = gl_FragCoord.xy / pixelSize;
#else
vec2 coord = gl_FragCoord.xy;
#endif
int x = int(mod(coord.x, 4));
int y = int(mod(coord.y, 4));
return indexMatrix4x4[(x + y * 4)] / 16.0;
}
float hueDistance(float h1, float h2) {
float diff = abs((h1 - h2));
return min(abs((1.0 - diff)), diff);