CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

The iterator also goes over border halfedges so you might get some
invalid faces for those. You can filter them using is_border(f,mesh).

Sebastien.

On 06/01/2017 08:37 PM, hossan.nazmul wrote:
> Hello Everyone,
>
> I am getting an error in CGAL::faces_around_face. for example, I have five
> points(p0,p1,p2,p3,p4)I have four faces (f0,f1,f2,f3). I used
> CGAL::Surface_Mesh to store these vertices and faces.  (See the attached
> example code). I can query on the Surface_Mesh. for example,
> vertices_around_faces, vertices_around_vertex.
> Here is my code:  main.cpp
> <http://cgal-discuss.949826.n4.nabble.com/file/n4662744/main.cpp>
> Problem:
> 1. Now I would like to find the adjacent faces(?) (faces around face) of a
> specific face but I get some wired faces. If I try to see the
> vertices_around_face() that the program throws an error? (CGAL Error:
> Assertion Violation!).  did I miss something? or it's a CGAL error? (if you
> run my example code you will see it)
> 2. How to calculate the intersection of three faces?
>
> Thanks in advance!
>
> Best,
> Nazmul
>
>
>
> --
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