1 files changed, 37 insertions, 0 deletions
diff --git a/.config/hypr/shaders/14_vibrance.glsl b/.config/hypr/shaders/14_vibrance.glsl
new file mode 100755
index 0000000..e0a8350
--- /dev/null
+++ b/.config/hypr/shaders/14_vibrance.glsl
@@ -0,0 +1,37 @@
+#version 300 es
+// Vignette Shader - OPTIMIZED  
+// Fixes: Aspect ratio correction for circular vignette, safe smoothstep bounds
+
+precision highp float;
+
+in vec2 v_texcoord;
+uniform sampler2D tex;
+out vec4 fragColor;
+
+// --- CONFIGURATION ---
+const float RADIUS = 0.65;
+const float SOFTNESS = 0.45;
+const float STRENGTH = 0.5;
+// Set to your monitor's aspect ratio for circular vignette
+const float ASPECT_RATIO = 16.0 / 9.0;
+
+void main() {
+    vec4 color = texture(tex, v_texcoord);
+    
+    // FIXED: Aspect-corrected distance for circular (not elliptical) vignette
+    vec2 centered = v_texcoord - 0.5;
+    centered.x *= ASPECT_RATIO;
+    float dist = length(centered);
+    // Normalize so corner distance is ~1.0 regardless of aspect ratio
+    dist /= length(vec2(ASPECT_RATIO * 0.5, 0.5));
+    
+    // FIXED: Ensure smoothstep has valid bounds (edge1 > edge0)
+    float innerEdge = RADIUS;
+    float outerEdge = RADIUS + SOFTNESS;
+    float vignette = 1.0 - smoothstep(innerEdge, outerEdge, dist);
+    
+    // Apply with strength control
+    color.rgb = mix(color.rgb, color.rgb * vignette, STRENGTH);
+    
+    fragColor = color;
+}