struct Uniforms {
    viewProj : mat4x4<f32>,
}
@group(0) @binding(0) var<uniform> uniforms : Uniforms;

struct VertexInput {
    @location(0) position : vec3<f32>,
    @location(1) color : vec3<f32>,
}

struct VertexOutput {
    @builtin(position) position : vec4<f32>,
    @location(0) color : vec3<f32>,
}

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

@fragment
fn fs_main(in : VertexOutput) -> @location(0) vec4<f32> {
    return vec4<f32>(in.color, 1.0);
}