1 files changed, 33 insertions, 0 deletions
diff --git a/assets/final/shaders/gaussian_blur.wgsl b/assets/final/shaders/gaussian_blur.wgsl
new file mode 100644
index 0000000..fd083ff
--- /dev/null
+++ b/assets/final/shaders/gaussian_blur.wgsl
@@ -0,0 +1,33 @@
+@group(0) @binding(0) var smplr: sampler;
+@group(0) @binding(1) var txt: texture_2d<f32>;
+
+struct Uniforms {
+    time: f32,
+    beat: f32,
+    intensity: f32,
+    aspect_ratio: f32,
+    resolution: vec2<f32>,
+};
+
+@group(0) @binding(2) var<uniform> uniforms: Uniforms;
+
+@vertex fn vs_main(@builtin(vertex_index) i: u32) -> @builtin(position) vec4<f32> {
+    var pos = array<vec2<f32>, 3>(
+        vec2<f32>(-1, -1),
+        vec2<f32>(3, -1),
+        vec2<f32>(-1, 3)
+    );
+    return vec4<f32>(pos[i], 0.0, 1.0);
+}
+
+@fragment fn fs_main(@builtin(position) p: vec4<f32>) -> @location(0) vec4<f32> {
+    let uv = p.xy / uniforms.resolution;
+    var res = vec4<f32>(0.0);
+    let size = 5.0 * uniforms.intensity;
+    for (var x: f32 = -2.0; x <= 2.0; x += 1.0) {
+        for (var y: f32 = -2.0; y <= 2.0; y += 1.0) {
+            res += textureSample(txt, smplr, uv + vec2<f32>(x, y) * size / uniforms.resolution.x);
+        }
+    }
+    return res / 25.0;
+}