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x11: fix screen gamma

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galister
2024-03-10 00:02:10 +01:00
parent 2f8dcaf110
commit 49b9cc361d
1 changed files with 6 additions and 0 deletions
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6
src/shaders/mod.rs
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@@ -94,6 +94,12 @@ pub mod frag_screen {
void main() void main()
{ {
out_color = texture(in_texture, in_uv); out_color = texture(in_texture, in_uv);
// linear to srgb
bvec4 cutoff = lessThan(out_color, vec4(0.0031308));
vec4 higher = (pow(out_color, vec4(0.41666)) * vec4(1.055)) - vec4(0.055);
vec4 lower = out_color*vec4(12.92);
out_color = mix(higher, lower, cutoff);
out_color.a = 1.0; out_color.a = 1.0;
} }
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