Function graphene_sys::graphene_matrix_init_ortho

pub unsafe extern "C" fn graphene_matrix_init_ortho(
    m: *mut graphene_matrix_t,
    left: c_float,
    right: c_float,
    top: c_float,
    bottom: c_float,
    z_near: c_float,
    z_far: c_float
) -> *mut graphene_matrix_t