CGAL users discussion list

[Marco Attene <>]

Hello,

if you think your OFF file describes a broken polyhedron you may want to 
try using the software "ReMesh" to fix it. Just type "remesh 1.2" in 
google and hit "I'm feeling lucky". Hope it helps.

Best,
 Marco

Pierre Alliez ha scritto:
> if you send me your mesh I may tell you what is wrong
> with it.
>
> Lyndon Hill a écrit :
> > Hello,
> >
> > I am trying to load a 3D mesh from an OFF file using
> > CGAL::scan_OFF(). The mesh has been generated by some
> > simplification software.
> >
> > I get the following error:
> >
> > CGAL::Polyhedron_incremental_builder_3<HDS>::
> > lookup_halfedge(): input error: facet 302 shares a
> > halfedge from vertex 214 to vertex 213 with facet 300.
> >
> > I don't quite understand why two facets sharing a
> > halfedge is a bad thing.
> >
> > I presume that CGAL is enforcing some restriction to
> > ensure correct geometrical processing. In that case,
> > is there any software that will load in my "broken"
> > mesh and fix it for me ?
> >
> > thanks in advance,
> >
> > Lyndon Hill


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Marco Attene
Istituto di Matematica Applicata e Tecnologie Informatiche
Consiglio Nazionale delle Ricerche
Via de Marini 6 - 16149 - Genova - ITALY

Tel. +39(0)106475691
Fax. +39(0)106475660

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