pub unsafe extern "C" fn manifold_polygons(
mem: *mut c_void,
ps: *mut *mut ManifoldSimplePolygon,
length: usize,
) -> *mut ManifoldPolygons
pub unsafe extern "C" fn manifold_polygons(
mem: *mut c_void,
ps: *mut *mut ManifoldSimplePolygon,
length: usize,
) -> *mut ManifoldPolygons