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- From: "Laurent Rineau (CGAL/GeometryFactory)" <>
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- Subject: Re: [cgal-discuss] Polyhedron_3 number of volume
- Date: Tue, 19 Feb 2019 16:02:52 +0100
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- Organization: GeometryFactory
On Tuesday, February 19, 2019 3:32:42 PM CET antoineL wrote:
> Hello,
>
> In order to know how many separate volume my Polyhedron_3 have, i do this :
>
> Polyhedron_3 myPolyhedron;
> Nef_polyhedron nef (myPolyhedron);
> size_t number = nef.number_of_volumes();
>
> There is a way to know this information without the Nef_polyhedron
> trnaformation ?
It is probably the same as computing the number of connected components. See
the examples here:
https://doc.cgal.org/4.13/Polygon_mesh_processing/index.html#title46
--
Laurent Rineau, PhD
R&D Engineer at GeometryFactory http://www.geometryfactory.com/
Release Manager of the CGAL Project http://www.cgal.org/
- [cgal-discuss] Polyhedron_3 number of volume, antoineL, 02/19/2019
- Re: [cgal-discuss] Polyhedron_3 number of volume, Laurent Rineau (CGAL/GeometryFactory), 02/19/2019
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