pub unsafe extern "C" fn manifold_simple_polygon(
mem: *mut c_void,
ps: *mut ManifoldVec2,
length: usize,
) -> *mut ManifoldSimplePolygon
pub unsafe extern "C" fn manifold_simple_polygon(
mem: *mut c_void,
ps: *mut ManifoldVec2,
length: usize,
) -> *mut ManifoldSimplePolygon