pub unsafe extern "C" fn graphene_matrix_init_scale(
m: *mut graphene_matrix_t,
x: c_float,
y: c_float,
z: c_float,
) -> *mut graphene_matrix_t
pub unsafe extern "C" fn graphene_matrix_init_scale(
m: *mut graphene_matrix_t,
x: c_float,
y: c_float,
z: c_float,
) -> *mut graphene_matrix_t