#import bevy_pbr::{
    mesh_view_bindings::globals,
    forward_io::VertexOutput,
}

@fragment
fn fragment(in: VertexOutput) -> @location(0) vec4<f32> {
    let speed = 3.0;
    let t_1 = sin(globals.time * speed) * 0.5 + 0.5;
    let t_2 = cos(globals.time * speed);

    let distance_to_center = distance(in.uv, vec2<f32>(0.5)) * 1.4;

    let red = vec3<f32>(0.627955, 0.224863, 0.125846);
    let green = vec3<f32>(0.86644, -0.233887, 0.179498);
    let blue = vec3<f32>(0.701674, 0.274566, -0.169156);
    let white = vec3<f32>(1.0, 0.0, 0.0);
    let pos = vec3<f32>(in.position[0], in.position[1], in.position[2]);
    let mixed = mix(pos, mix(green, white, t_2), distance_to_center);

    return vec4<f32>(mixed, 1.0);
}