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Re: [cgal-discuss] HalfedgeDS_*::Vertex_handle in std::set and std::map?


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  • From: "Bart Janssens" <>
  • To:
  • Subject: Re: [cgal-discuss] HalfedgeDS_*::Vertex_handle in std::set and std::map?
  • Date: Fri, 28 Sep 2007 10:14:07 +0200
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On 9/28/07, Tom Bobach
<>
wrote:
> Dear CGAL community,
>
> 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.

I got around the problem using probably the least elegant, but easiest
solution: I dereferenced the handle, and then stored the address of
the resulting object in an std::map, i.e. map[&(*handle)] = blah;

regards,

--
Bart Janssens

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