1 files changed, 33 insertions, 0 deletions
diff --git a/config/picom/shaders/shiny.glsl b/config/picom/shaders/shiny.glsl
new file mode 100644
index 0000000..16636ac
--- /dev/null
+++ b/config/picom/shaders/shiny.glsl
@@ -0,0 +1,33 @@
+#version 430
+
+// Source: https://github.com/yshui/picom/issues/295#issuecomment-592077997
+
+in vec2 texcoord;
+
+uniform float opacity;
+uniform bool invert_color;
+uniform sampler2D tex;
+uniform float time;
+
+ivec2 window_size = textureSize(tex, 0);
+
+float amt = 10000.0;
+
+vec4 default_post_processing(vec4 c);
+
+vec4 window_shader() {
+    float pct = mod(time, amt) / amt * 1000;
+    float factor = float(max(window_size.x, window_size.y));
+    pct *= factor / 150.0;
+    vec2 pos = texcoord;
+	vec4 c = texelFetch(tex, ivec2(texcoord), 0);
+
+    if (pos.x + pos.y < pct * 4.0 && pos.x + pos.y > pct * 4.0 - .5 * pct
+        || pos.x + pos.y < pct * 4.0 - .8 * pct && pos.x + pos.y > pct * 3.0)
+       c *= vec4(2, 2, 2, 1);
+    if (invert_color)
+    	c = vec4(vec3(c.a, c.a, c.a) - vec3(c), c.a);
+
+	c *= opacity;
+	return default_post_processing(c);
+}