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Re: [cgal-discuss] Viewer for Arrangement 2D


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  • From: "Laurent Rineau (CGAL/GeometryFactory)" <>
  • To:
  • Subject: Re: [cgal-discuss] Viewer for Arrangement 2D
  • Date: Tue, 30 Jul 2019 10:51:37 +0200
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  • Organization: GeometryFactory

On Tuesday, July 30, 2019 9:29:10 AM CEST Guillaume Damiand wrote:
> Hello;
>
> The problem comes from CGAL::Kernel_traits, used to retrieve the kernel
> given the type of a Point.
>
> CGAL::Kernel_traits<Arr_circle_segment_traits_2<K>::Point_2>::Kernel is
> Dummy_kernel
>
> Is it a bug or is it normal ? I would like to obtain K.

That is strange. When `Kernel_traits` return `Dummy_kernel`, that means that
the type `Point_2` does not a nested `R` type. What is the kernel `K`, in
your
example?

--
Laurent Rineau, PhD
R&D Engineer at GeometryFactory http://www.geometryfactory.com/
Release Manager of the CGAL Project http://www.cgal.org/






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