use fimg::*;
fn tri() {
    let mut i: Image<_, 4> = fimg::make!(4 channels 1000 x 1000).boxed();
    i.tri((0., 0.), (1000., 500.), (0., 999.), [255, 255, 255, 255]);
    std::hint::black_box(i);
}
iai::main!(tri);