pub unsafe extern "C" fn manifold_cross_section_simplify(
mem: *mut c_void,
cs: *mut ManifoldCrossSection,
epsilon: f64,
) -> *mut ManifoldCrossSection
pub unsafe extern "C" fn manifold_cross_section_simplify(
mem: *mut c_void,
cs: *mut ManifoldCrossSection,
epsilon: f64,
) -> *mut ManifoldCrossSection