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- From: "Laurent Rineau (CGAL/GeometryFactory)" <>
- To:
- Subject: Re: [cgal-discuss] make_mesh_3 results in non-manifold edges in surface mesh
- Date: Mon, 21 Nov 2016 11:57:54 +0100
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- Organization: GeometryFactory
Le Sunday, November 20, 2016 7:35:56 PM CET Patrick a écrit :
> Hi,
>
> I've been using CGAL to mesh (approximations to) fattened gyroid surfaces,
> confined to a box from an implicit function. Attached is a simple example
> code. Unfortunately, this results in a surface mesh containing a
> non-manifold edge (with 4 faces attached to it). this problem seems to
> persist in the tet mesh that was generated (I wrote a little program to
> recalculate its surface mesh). Am I making some silly mistake here? Is
> there any way to fix it?
There is an undocumented parameter that you may want to try... Add `facet_topology=CGAL::MANIFOLD,` in the parameters of `Mesh_criteria_3`, to enforce the manifoldness of the output. However, if mesh domain has not a manifold surface, the execution may loop and eventually crash. Use it carefully.
--
Laurent Rineau, PhD
R&D Engineer at GeometryFactory http://www.geometryfactory.com/
Release Manager of the CGAL Project http://www.cgal.org/
- [cgal-discuss] make_mesh_3 results in non-manifold edges in surface mesh, Patrick, 11/20/2016
- Re: [cgal-discuss] make_mesh_3 results in non-manifold edges in surface mesh, Laurent Rineau (CGAL/GeometryFactory), 11/21/2016
- Re: [cgal-discuss] make_mesh_3 results in non-manifold edges in surface mesh, Patrick, 11/21/2016
- Re: [cgal-discuss] make_mesh_3 results in non-manifold edges in surface mesh, Laurent Rineau (CGAL/GeometryFactory), 11/21/2016
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