fn hair_quad(
points: &[Point; 3],
clip: Option<&ScreenIntRect>,
inset_clip: Option<&IntRect>,
outset_clip: Option<&IntRect>,
level: u8,
line_proc: fn(_: &[Point], _: Option<&ScreenIntRect>, _: &mut dyn Blitter),
blitter: &mut dyn Blitter,
)