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Re: [cgal-discuss] travessing order vertices arrangement


Chronological Thread 
  • From: Efi Fogel <>
  • To:
  • Subject: Re: [cgal-discuss] travessing order vertices arrangement
  • Date: Sat, 30 Jan 2016 18:06:47 +0200
  • Authentication-results: mail3-smtp-sop.national.inria.fr; spf=None ; spf=Pass ; spf=None
  • Ironport-phdr: 9a23:eRAHRhV/DEb2ZyY7JtXBKnbhUX/V8LGtZVwlr6E/grcLSJyIuqrYZheCt8tkgFKBZ4jH8fUM07OQ6PC/HzRQqsba+Fk5M7VyFDY9wf0MmAIhBMPXQWbaF9XNKxIAIcJZSVV+9Gu6O0UGUOz3ZlnVv2HgpWVKQka3CwN5K6zPF5LIiIzvjqbpq8KVO1UD1GH1SIgxBSv1hD2ZjtMRj4pmJ/R54TryiVwMRd5rw3h1L0mYhRf265T41pdi9yNNp6BprJYYAu2pN5g/GLdXBTBjP2Eu79DwrjHCSxGO7z0SSDY4iB1NViXL7VnUWZj8tmOuu+R81i6VMMneQrU9WDDk5KBuHky7wBwbPiI0pTmEwvd7i7hW9Uqs

You can obtain the creation order by extending the vertex record with a field of an unsigned integer type, e.g. size_t, and using an observer class to initialize this field when the vertex is created.

   ____  _        ____             _
  /_____/_) o    /__________  __  //
 (____ (   (    (    (_/ (_/-(-'_(/
                         _/



On Sat, Jan 30, 2016 at 1:59 PM, Mateus Bellomo <> wrote:
I thought about creating order...

2016-01-30 6:53 GMT-02:00 Efi Fogel <>:
There is none.
What specific order could there be?

   ____  _        ____             _
  /_____/_) o    /__________  __  //
 (____ (   (    (    (_/ (_/-(-'_(/
                         _/



On Fri, Jan 29, 2016 at 10:28 PM, Mateus Bellomo <> wrote:
Hi,

I would like to know if there is a specific order when traversing vertices (and also faces) from Arrangement_2 using the .vertices_begin() iterator (and .faces_begin() iterator). I searched this info in the manual but I did not find it.

Thanks

Mateus






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