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runmat_plot/gpu/shaders/vertex/
point.rs

1pub const SHADER: &str = r#"// Point vertex shader for scatter plots and point clouds
2
3struct Uniforms {
4    view_proj: mat4x4<f32>,
5    model: mat4x4<f32>,
6    normal_matrix: mat3x4<f32>,
7}
8
9@group(0) @binding(0)
10var<uniform> uniforms: Uniforms;
11
12struct VertexInput {
13    @location(0) position: vec3<f32>,
14    @location(1) color: vec4<f32>,
15    @location(2) normal: vec3<f32>,
16    @location(3) tex_coords: vec2<f32>,
17}
18
19struct VertexOutput {
20    @builtin(position) clip_position: vec4<f32>,
21    @location(0) color: vec4<f32>,
22    @location(1) world_position: vec3<f32>,
23    @location(2) normal: vec3<f32>,
24}
25
26@vertex
27fn vs_main(input: VertexInput) -> VertexOutput {
28    var out: VertexOutput;
29
30    let world_position = uniforms.model * vec4<f32>(input.position, 1.0);
31    out.clip_position = uniforms.view_proj * world_position;
32    out.world_position = world_position.xyz;
33    out.color = input.color;
34    out.normal = input.normal;
35
36    return out;
37}
38
39@fragment
40fn fs_main(input: VertexOutput) -> @location(0) vec4<f32> {
41    return input.color;
42}
43"#;