pub unsafe extern "C" fn manifold_refine_to_tolerance(
mem: *mut c_void,
m: *mut ManifoldManifold,
tolerance: f64,
) -> *mut ManifoldManifold
pub unsafe extern "C" fn manifold_refine_to_tolerance(
mem: *mut c_void,
m: *mut ManifoldManifold,
tolerance: f64,
) -> *mut ManifoldManifold