Function reflect

examples/cuda/gpu/path_tracer_gpu/src/math.rs:34–36

(v: Vec3, n: Vec3)

}

pub fn reflect(v: Vec3, n: Vec3) -> Vec3 {
    v - 2.0 * v.dot(n) * n
}

pub fn refract(v: Vec3, n: Vec3, ni_over_nt: f32) -> Option<Vec3> {
    let uv = v.normalized();