Function normalize3

native/shared/src/renderer/brdf_lut.rs:64–67

(v: [f32; 3])

}

fn normalize3(v: [f32; 3]) -> [f32; 3] {
    let l = (v[0] * v[0] + v[1] * v[1] + v[2] * v[2]).sqrt().max(1e-8);
    [v[0] / l, v[1] / l, v[2] / l]
}

fn dot3(a: [f32; 3], b: [f32; 3]) -> f32 {
    a[0] * b[0] + a[1] * b[1] + a[2] * b[2]