CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

I don't understand your question.
If you don't have a "solid" some of the 9-intersection methods just
don't make sense, do they?

Sebastien.

On 07/23/2012 03:47 PM, Luis Rodriguez wrote:
> Hi,
>
> I am working with 3D Nef_Polyhedrons, I am creating these
> nef_polyhedrons from Polyhedron from OFF files. The probles is that some
> of these Nef_Polyhedrons do not have volume and create some problems in
> my analysis of the 9-intersection method.
>
> My questions are, how can I convert or use Polyhedron_3 and
> Nef_Polyhedron_2? Or How can I add some volume to my Nef_Polyhedrons_3
> whithout changing my OFF file? or in any case how can I create
> Nef_Polyhedrons_3 from 8 Points_3?
>
> Any help would be useful, thank you.
>
> Sincerely,
>
> Luis Rodriguez