#[no_mangle]
pub extern "C" fn find_path(
map_id: i64,
start_point: &CPoint,
end_point: &CPoint,
) -> CPointArray
#[no_mangle]
pub extern "C" fn find_path(
map_id: i64,
start_point: &CPoint,
end_point: &CPoint,
) -> CPointArray