feat: blur, sharpen, sepia, noise shader hinzugefügt

2026-04-23 21:19:20 +02:00
parent 4afd22a97a
commit e7c71b2675
4 changed files with 76 additions and 0 deletions
@@ -0,0 +1,18 @@
+#version 300 es
+precision highp float;
+
+in vec2 v_texcoord;
+uniform sampler2D tex;
+out vec4 fragColor;
+
+void main() {
+    float o = 0.002;
+
+    vec4 c = texture(tex, v_texcoord) * 5.0;
+    c -= texture(tex, v_texcoord + vec2( 0, -o));
+    c -= texture(tex, v_texcoord + vec2(-o,  0));
+    c -= texture(tex, v_texcoord + vec2( o,  0));
+    c -= texture(tex, v_texcoord + vec2( 0,  o));
+
+    fragColor = clamp(c, 0.0, 1.0);
+}