use custom vertex shader

crates/bevy_pbr/src/render/wireframe.wgsl

@@ -1,6 +1,44 @@
+#import bevy_pbr::mesh_types
+#import bevy_pbr::mesh_view_bindings
+
+@group(2) @binding(0)
+var<uniform> mesh: Mesh;
+
+#ifdef SKINNED
+@group(2) @binding(1)
+var<uniform> joint_matrices: SkinnedMesh;
+#import bevy_pbr::skinning
+#endif
+
+// NOTE: Bindings must come before functions that use them!
+#import bevy_pbr::mesh_functions
+
+struct Vertex {
+    @location(0) position: vec3<f32>,
+#ifdef SKINNED
+    @location(4) joint_indexes: vec4<u32>,
+    @location(5) joint_weights: vec4<f32>,
+#endif
+};
+
+struct VertexOutput {
+    @builtin(position) clip_position: vec4<f32>,
+};
+
+@vertex
+fn vertex(vertex: Vertex) -> VertexOutput {
+#ifdef SKINNED
+    let model = skin_model(vertex.joint_indexes, vertex.joint_weights);
+#else
+    let model = mesh.model;
+#endif
+
+    var out: VertexOutput;
+    out.clip_position = mesh_position_local_to_clip(model, vec4<f32>(vertex.position, 1.0));
+    return out;
+}
+
 @fragment
-fn fragment(
-    #import bevy_pbr::mesh_vertex_output
-) -> @location(0) vec4<f32> {
+fn fragment() -> @location(0) vec4<f32> {
     return vec4<f32>(1.0, 1.0, 1.0, 1.0);
 }

crates/bevy_pbr/src/wireframe.rs

@@ -110,6 +110,10 @@ fn apply_global(
 struct WireframeMaterial {}
 
 impl Material for WireframeMaterial {
+    fn vertex_shader() -> ShaderRef {
+        WIREFRAME_SHADER_HANDLE.typed().into()
+    }
+
     fn fragment_shader() -> ShaderRef {
         WIREFRAME_SHADER_HANDLE.typed().into()
     }