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Re: [cgal-discuss] Construction Voronoi From Delaunay Triangulation


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  • From: Olivier Devillers <>
  • To:
  • Subject: Re: [cgal-discuss] Construction Voronoi From Delaunay Triangulation
  • Date: Wed, 02 Jul 2014 10:32:25 +0200

Le 7/2/14 9:27 AM, Olivier Devillers a écrit :
Le 7/2/14 7:07 AM, Alexander a écrit :
Sorry for giving an incomplete reply.

What I have?
Voronoi diagram . It is constructed from the Delaunay Triangulation using
dual.

OK I interpret this answer as you have an object

CGAL::Voronoi_diagram_2< DG, AT, AP > VD;

What I want?
i want to access the Delaunay Edges of only a few specific rays and segments
in the Voronoi diagram.
I have stored the rays and segments that I want and I want to get the
corresponding Delaunay Edges of it.
Then the doc indicates that you have dual function to access
the whole Delaunay, or the dual of a particular vertex, edge, or face of VD.

http://doc.cgal.org/latest/Voronoi_diagram_2/classCGAL_1_1Voronoi__diagram__2.html


Sorry, the dual for precise objects in that class are in the other direction.

The dual function to get a Delaunay edge form a Voronoi edge is there:
http://doc.cgal.org/latest/Voronoi_diagram_2/classCGAL_1_1Voronoi__diagram__2_1_1Halfedge.html




--
Olivier Devillers, chercheur à

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