pub fn tri_fan<'c, 'input, Conn>(
conn: &'c Conn,
op: PictOp,
src: Picture,
dst: Picture,
mask_format: Pictformat,
src_x: i16,
src_y: i16,
points: &'input [Pointfix],
) -> Result<VoidCookie<'c, Conn>, ConnectionError>where
Conn: RequestConnection + ?Sized,