iced-yoda/wgpu/src/shader/solid.wgsl

struct Globals {
    transform: mat4x4<f32>,
}

@group(0) @binding(0) var<uniform> globals: Globals;

struct VertexInput {
    @location(0) position: vec2<f32>,
    @location(1) color: vec4<f32>,
}

struct VertexOutput {
    @builtin(position) position: vec4<f32>,
    @location(0) color: vec4<f32>,
}

@vertex
fn vs_main(input: VertexInput) -> VertexOutput {
    var out: VertexOutput;

    out.color = input.color;
    out.position = globals.transform * vec4<f32>(input.position, 0.0, 1.0);

    return out;
}

@fragment
fn fs_main(input: VertexOutput) -> @location(0) vec4<f32> {
    return input.color;
}