CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

Indeed, you have to copy the coordinates.

You can have a look at the code in the Polyhedron demo
to see how we handle it (See Scene_polyhedron_item).

Note that there is also a similar class for Surface_mesh
(Scene_surface_mesh_item).

Sebastien.




On 10/30/2016 12:45 PM, Ιασων Μανωλας wrote:
> Hello everyone,
>
> I want to render a cgal polyhedron using opengl vaos and vbos. I found
> this <https://gist.github.com/tomykaira/5730673> method online and I was
> wondering whether or not it is necessary to first copy from polyhedron
> to vectors (vertices, normals,faces) and than render or if you can
> directly refer to the polyhedron (avoiding to copy).
>
> Regards,
> Iason Manolas