Function tiny_skia::pipeline::highp::luminosity_k

source ยท 
fn luminosity_k(
    r: f32x8,
    g: f32x8,
    b: f32x8,
    a: f32x8,
    dr: f32x8,
    dg: f32x8,
    db: f32x8,
    da: f32x8,
) -> (f32x8, f32x8, f32x8, f32x8)