From 2e5a7d93476c0819b5a23f5740e4c843eaedc73a Mon Sep 17 00:00:00 2001 From: Nippy Date: Mon, 1 Jun 2026 18:57:29 +0200 Subject: Raveos gnome update --- .../blur-my-shell@aunetx/effects/luminosity.glsl | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/luminosity.glsl (limited to 'raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/luminosity.glsl') diff --git a/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/luminosity.glsl b/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/luminosity.glsl new file mode 100644 index 0000000..4c50ca4 --- /dev/null +++ b/raveos-gnome-theme/theme-data/extensions/installed/blur-my-shell@aunetx/effects/luminosity.glsl @@ -0,0 +1,33 @@ +uniform sampler2D tex; +uniform float brightness_shift; +uniform float brightness_multiplicator; +uniform float contrast; +uniform float contrast_center; +uniform float saturation_multiplicator; + +vec3 hsl_to_rgb(vec3 c) { + vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0); + vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www); + return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y); +} + +vec3 rgb_to_hsl(vec3 c) { + vec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0); + vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g)); + vec4 q = mix(vec4(p.xyw, c.r), vec4(c.r, p.yzx), step(p.x, c.r)); + + float d = q.x - min(q.w, q.y); + float e = 1.0e-10; + return vec3(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x); +} + +void main() { + vec4 c = texture2D(tex, cogl_tex_coord_in[0].st); + + vec3 pix_hsl = rgb_to_hsl(c.xyz) / c.a; + pix_hsl.z = clamp(pix_hsl.z * brightness_multiplicator, 0., 1.); + pix_hsl.z = clamp((pix_hsl.z - contrast_center) * contrast + contrast_center + brightness_shift, 0., 1.); + pix_hsl.y = clamp(pix_hsl.y * saturation_multiplicator, 0., 1.); + + cogl_color_out = vec4(hsl_to_rgb(pix_hsl) * c.a, c.a); +} \ No newline at end of file -- cgit v1.3