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Re: [cgal-discuss] Triangulation of a Polygon_with_holes_2 without introducing Steiner points


Chronological Thread 
  • From: "Laurent Rineau (GeometryFactory)" <>
  • To:
  • Subject: Re: [cgal-discuss] Triangulation of a Polygon_with_holes_2 without introducing Steiner points
  • Date: Thu, 5 Mar 2009 15:01:16 +0100
  • Organization: GeometryFactory

On Thursday 05 March 2009 14:59:23 Laurent Rineau (GeometryFactory) wrote:
> On Thursday 05 March 2009 14:54:25 BBB HHH wrote:
> > Hello every one,
> >
> >
> > I want to triangulate a Polygon_without_holes_2. Moreover, i want to do
> > it without introducing Steiner (new) points.
> >
> >
> > Is there a mean to do that within CGAL ?
>
> First remark: that has nothing to do with Jet_fitting_3, which was the
> first subject of the thread. You should have started a new thread, instead
> of replying to a message.
>
> If you want to triangulate a 2D polygon, without Steiner points, you can
> use the convex decomposition package of CGAL, and then simply triangulate
> your convex parts as you want (choose a vertex, and then star the convex
> part from that vertex).

Forgot my advice! There is better: just use the 2D constrained Delaunay
triangulation of CGAL, with your polygon edges as constraints.

--
Laurent Rineau, PhD
Engineer at GeometryFactory
http://www.geometryfactory.com/




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