diff --git a/src/custom3d_wgpu_shader.wgsl b/src/custom3d_wgpu_shader.wgsl
deleted file mode 100644
index d8d7ad1..0000000
--- a/src/custom3d_wgpu_shader.wgsl
+++ /dev/null
@@ -1,39 +0,0 @@
-struct VertexOut {
-    @location(0) color: vec4<f32>,
-    @builtin(position) position: vec4<f32>,
-};
-
-struct Uniforms {
-    @size(16) angle: f32, // pad to 16 bytes
-};
-
-@group(0) @binding(0)
-var<uniform> uniforms: Uniforms;
-
-var<private> v_positions: array<vec2<f32>, 3> = array<vec2<f32>, 3>(
-    vec2<f32>(0.0, 1.0),
-    vec2<f32>(1.0, -1.0),
-    vec2<f32>(-1.0, -1.0),
-);
-
-var<private> v_colors: array<vec4<f32>, 3> = array<vec4<f32>, 3>(
-    vec4<f32>(1.0, 0.0, 0.0, 1.0),
-    vec4<f32>(0.0, 1.0, 0.0, 1.0),
-    vec4<f32>(0.0, 0.0, 1.0, 1.0),
-);
-
-@vertex
-fn vs_main(@builtin(vertex_index) v_idx: u32) -> VertexOut {
-    var out: VertexOut;
-
-    out.position = vec4<f32>(v_positions[v_idx], 0.0, 1.0);
-    out.position.x = out.position.x * cos(uniforms.angle);
-    out.color = v_colors[v_idx];
-
-    return out;
-}
-
-@fragment
-fn fs_main(in: VertexOut) -> @location(0) vec4<f32> {
-    return in.color;
-}
diff --git a/src/shader.wgsl b/src/shader.wgsl
deleted file mode 100644
index 49a2bac..0000000
--- a/src/shader.wgsl
+++ /dev/null
@@ -1,18 +0,0 @@
-var<private> v_positions: array<vec2<f32>, 6> = array<vec2<f32>, 6>(
-    vec2<f32>(1., 1.),
-    vec2<f32>(1., -1.),
-    vec2<f32>(-1., 1.),
-    vec2<f32>(1., -1.),
-    vec2<f32>(-1., 1.),
-    vec2<f32>(-1., -1.),
-);
-
-@vertex
-fn vs_main(@builtin(vertex_index) v_idx: u32) -> @builtin(position) vec4<f32> {
-    return vec4<f32>(v_positions[v_idx], 0., 0.);
-}
-
-@fragment
-fn fs_main() -> @location(0) vec4<f32> {
-    return vec4<f32>(0.8, 0.2, 0.8, 1.);
-}