Initial Commit

shaders/liquid-glass.frag

@@ -0,0 +1,64 @@
+#version 440
+
+layout(location = 0) in vec2 qt_TexCoord0;
+layout(location = 0) out vec4 fragColor;
+
+layout(std140, binding = 0) uniform buf {
+    mat4 qt_Matrix;
+    float qt_Opacity;
+    float time;
+    float warpStrength;
+    float flowSpeed;
+    float scale;
+} ubuf;
+
+layout(binding = 1) uniform sampler2D source;
+
+// Smooth noise function for organic liquid movement
+float noise(vec2 p) {
+    return sin(p.x * 1.5) * sin(p.y * 1.5);
+}
+
+// Fractal noise for more complex patterns
+float fbm(vec2 p) {
+    float value = 0.0;
+    float amplitude = 0.5;
+
+    for(int i = 0; i < 4; i++) {
+        value += amplitude * noise(p);
+        p *= 2.0;
+        amplitude *= 0.5;
+    }
+    return value;
+}
+
+void main() {
+    vec2 uv = qt_TexCoord0;
+
+    // Create flowing liquid-like distortion
+    vec2 flowDir1 = vec2(
+        fbm(uv * ubuf.scale + ubuf.time * ubuf.flowSpeed),
+        fbm(uv * ubuf.scale + ubuf.time * ubuf.flowSpeed + 100.0)
+    );
+
+    vec2 flowDir2 = vec2(
+        fbm(uv * ubuf.scale * 0.7 - ubuf.time * ubuf.flowSpeed * 0.8 + 200.0),
+        fbm(uv * ubuf.scale * 0.7 - ubuf.time * ubuf.flowSpeed * 0.8 + 300.0)
+    );
+
+    // Combine flows for more organic movement
+    vec2 finalFlow = (flowDir1 + flowDir2 * 0.5) * ubuf.warpStrength * 0.01;
+
+    // Apply subtle chromatic aberration like Apple's effect
+    float aberration = length(finalFlow) * 0.5;
+
+    vec2 distortedUV = uv + finalFlow;
+
+    // Sample with slight chromatic separation
+    float r = texture(source, distortedUV + vec2(aberration, 0.0)).r;
+    float g = texture(source, distortedUV).g;
+    float b = texture(source, distortedUV - vec2(aberration, 0.0)).b;
+
+    fragColor = vec4(r, g, b, 1.0) * ubuf.qt_Opacity;
+}
+