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Kovid Goyal
2025-03-19 22:14:56 +05:30
parent ec156c1380
commit 5ec653bf86
1 changed files with 4 additions and 6 deletions
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10
kitty/cell_fragment.glsl
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@@ -107,6 +107,7 @@ vec3 apply_min_contrast_ratio(float under_luminance, float over_luminance, vec3
}
#endif
#if TEXT_NEW_GAMMA == 1
vec4 foreground_contrast(vec4 over, vec3 under) {
float under_luminance = dot(under, Y);
float over_lumininace = dot(over.rgb, Y);
@@ -124,8 +125,9 @@ vec4 foreground_contrast(vec4 over, vec3 under) {
return over;
}
#if (TEXT_NEW_GAMMA == 0)
vec4 foreground_contrast_incorrect(vec4 over, vec3 under) {
#else
vec4 foreground_contrast(vec4 over, vec3 under) {
// Simulation of gamma-incorrect blending
float under_luminance = dot(under, Y);
float over_lumininace = dot(over.rgb, Y);
@@ -172,11 +174,7 @@ vec4 calculate_premul_foreground_from_sprites(vec4 text_fg) {
vec4 adjust_foreground_contrast_with_background(vec4 text_fg, vec3 bg) {
// When rendering on a background we can adjust the alpha channel contrast
// to improve legibility based on the source and destination colors
#if (TEXT_NEW_GAMMA == 0)
return foreground_contrast_incorrect(text_fg, bg);
#else
return foreground_contrast(text_fg, bg);
#endif
}
#endif