feat: blur, sharpen, sepia, noise shader hinzugefügt

config/hypr/shaders/noise.glsl

@@ -0,0 +1,19 @@
+#version 300 es
+precision highp float;
+
+in vec2 v_texcoord;
+uniform sampler2D tex;
+out vec4 fragColor;
+
+float rand(vec2 co) {
+    return fract(sin(dot(co, vec2(12.9898, 78.233))) * 43758.5453);
+}
+
+void main() {
+    vec4 c = texture(tex, v_texcoord);
+
+    float grain = rand(v_texcoord) * 0.08 - 0.04;
+    c.rgb += grain;
+
+    fragColor = clamp(c, 0.0, 1.0);
+}