feat(shaders): make vibrance shader configurable

loqusion · May 5, 2024 · 3d61135 · 3d61135
1 parent 48216fd
commit 3d61135
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/shaders/vibrance.glsl → shaders/vibrance.glsl.mustache b/shaders/vibrance.glsl → shaders/vibrance.glsl.mustache
@@ -5,8 +5,12 @@ varying vec2 v_texcoord;
 uniform sampler2D tex;
 
 // see https://github.com/CeeJayDK/SweetFX/blob/a792aee788c6203385a858ebdea82a77f81c67f0/Shaders/Vibrance.fx#L20-L30
-const vec3 VIB_RGB_BALANCE = vec3(1.0, 1.0, 1.0);
-const float VIB_VIBRANCE = 0.15;
+const vec3 VIB_RGB_BALANCE = vec3(
+    {{#nc}}{{balance.red}} ? 1.0{{/nc}},
+    {{#nc}}{{balance.green}} ? 1.0{{/nc}},
+    {{#nc}}{{balance.blue}} ? 1.0{{/nc}}
+);
+const float VIB_VIBRANCE = {{#nc}}{{strength}} ? 0.15{{/nc}};
 
 const vec3 VIB_coeffVibrance = VIB_RGB_BALANCE * -VIB_VIBRANCE;
 
@@ -32,3 +36,5 @@ void main() {
 
     gl_FragColor = pixColor;
 }
+
+// vim: ft=glsl