CGAL users discussion list

[Monique Teillaud <>]

 wrote:
> Hi,
>
> I was reading this article since I am facing the same problem "How to add
> attributes to CGAL's 3D geometric triangulations"
> (http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.57.7581). I

Hi,

I am sorry I don't quite remember the details of that old paper.
I would advise to look directly into the CGAL user manual (both chapters 
3D triangulations and 3D triangulation data structures), that explains 
how flexibility is offered to users by CGAL.

Best,
        Monique Teillaud

> read it but still have some blanks if you can help me fill them it would
> be great.
> In section 3.3 authors end up with new class
> Triangulation_with_facets_data_structure. I have understood the principles
> that yield to this solution (on which I agree) but I don't know if this
> class should inherit from Triangulation_data_structure_3 or not.
> I guess that's the case because the signature is different and mainly
> because Facet_handler namely should go there (may be I'm wrong) but I
> couldn't find the answer by my self and I hope you can help me.
> Another question is about the signature itself. The class
> Triangulation_data_structure_3 is parametrized this way template < class
> Vb = Triangulation_ds_vertex_base_3<>, class Cb =
> Triangulation_ds_cell_base_3<> >, so why doesn't new class take template <
> class Vertex_base, class Cell_base, class Facet_base > in other words what
> does template class Traits refer to?
>
> I hope I didn't bother you with my own problems.
> Thanks