1#import bevy_pbr::mesh_types
2#import bevy_pbr::mesh_view_bindings
3
4@group(1) @binding(0)
5var<uniform> mesh: Mesh;
6
7#ifdef SKINNED
8@group(1) @binding(1)
9var<uniform> joint_matrices: SkinnedMesh;
10#import bevy_pbr::skinning
11#endif
12
13// NOTE: Bindings must come before functions that use them!
14#import bevy_pbr::mesh_functions
15
16struct Vertex {
17    @location(0) position: vec3<f32>,
18#ifdef SKINNED
19    @location(4) joint_indexes: vec4<u32>,
20    @location(5) joint_weights: vec4<f32>,
21#endif
22};
23
24struct VertexOutput {
25    @builtin(position) clip_position: vec4<f32>,
26};
27
28@vertex
29fn vertex(vertex: Vertex) -> VertexOutput {
30#ifdef SKINNED
31    let model = skin_model(vertex.joint_indexes, vertex.joint_weights);
32#else
33    let model = mesh.model;
34#endif
35
36    var out: VertexOutput;
37    out.clip_position = mesh_position_local_to_clip(model, vec4<f32>(vertex.position, 1.0));
38    return out;
39}
40
41@fragment
42fn fragment() -> @location(0) vec4<f32> {
43    return vec4<f32>(1.0, 1.0, 1.0, 1.0);
44}