SangeFault/assets/minecraft/shaders/program/bits.fsh

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#version 150
uniform sampler2D DiffuseSampler;
in vec2 texCoord;
in vec2 oneTexel;
uniform vec2 InSize;
uniform float Resolution;
uniform float Saturation;
uniform float MosaicSize;
out vec4 fragColor;
void main() {
vec2 mosaicInSize = InSize / MosaicSize;
vec2 fractPix = fract(texCoord * mosaicInSize) / mosaicInSize;
vec4 baseTexel = texture(DiffuseSampler, texCoord - fractPix);
vec3 fractTexel = baseTexel.rgb - fract(baseTexel.rgb * Resolution) / Resolution;
float luma = dot(fractTexel, vec3(0.3, 0.59, 0.11));
vec3 chroma = (fractTexel - luma) * Saturation;
baseTexel.rgb = luma + chroma;
baseTexel.a = 1.0;
fragColor = baseTexel;
}