pub unsafe extern "C" fn graphene_matrix_project_point(
m: *const graphene_matrix_t,
p: *const graphene_point_t,
res: *mut graphene_point_t,
)
pub unsafe extern "C" fn graphene_matrix_project_point(
m: *const graphene_matrix_t,
p: *const graphene_point_t,
res: *mut graphene_point_t,
)