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Re: [cgal-discuss] Does maximum Alphalevel always guarantee that all of the elements are classified as EXTERIOR type?


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  • From: nsoonhui <>
  • To:
  • Subject: Re: [cgal-discuss] Does maximum Alphalevel always guarantee that all of the elements are classified as EXTERIOR type?
  • Date: Fri, 3 Aug 2018 03:26:23 -0500 (CDT)
  • Authentication-results: mail3-smtp-sop.national.inria.fr; spf=None ; spf=SoftFail ; spf=Pass
  • Ironport-phdr: 9a23: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

/Assuming you are using a basic Delaunay_triangulation_2: for the maximal
alpha value, the alpha shape is the Delaunay triangulation of the point set,
thus the status of a vertex cannot be exterior since the Delaunay
triangulation is a triangulation of the convex hull of the point set./


I am using a basic Delaunay_triangulation_2. So I think this is a bug?



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