piston2d-wgpu_graphics 0.8.0

struct VertexInput {
    @location(0) position: vec2<f32>,
    @location(1) uv: vec2<f32>,
    @location(2) color: vec4<f32>,
}

struct VertexOutput {
    @builtin(position) clip_position: vec4<f32>,
    @location(0) uv: vec2<f32>,
    @location(1) color: vec4<f32>,
}

@vertex
fn vs_main(in: VertexInput) -> VertexOutput {
    var out: VertexOutput;
    out.clip_position = vec4<f32>(in.position, 0.0, 1.0);
    out.uv = in.uv;
    out.color = in.color;
    return out;
}

@group(0)
@binding(0)
var texture: texture_2d<f32>;
@group(0)
@binding(1)
var s_sampler: sampler;

@fragment
fn fs_main(in: VertexOutput) -> @location(0) vec4<f32> {
    return textureSample(texture, s_sampler, in.uv) * in.color;
}