CGAL users discussion list

[Stefan Schirra <>]

Tom Bobach wrote:

> I am facing the problem that in the default halfedge data structure 
> implementation there is no comparison operator defined for handles and 
> iterators.
> This makes usage of Handles in std::set and std::map unnecessarily 
> complicated. I am wondering if someone else faced this problem and if there 
> is an easy, non-intrusive way to fix this.

Cant't you use CGAL's Unique_hash_map and CGAL::Handle_hash_function 
instead?

best regards

        Stefan