CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

On 10/27/2014 04:47 PM, deeFisher wrote:
> Thanks for the file. It seems to have lost some detail though (attached
> image).

The difference with your input file is that I only merge identical 
points and edges.

> so from my code can you work out how i have been duplicating my edges?

I don't know. vertices and edges are already duplicated when you
construct the polyhedron. I don't think the pb has anything to do
with CGAL.

Sebastien.

>         void operator()(HDS& hds)
>         {
>                 typedef typename HDS::Vertex   Vertex;
>                 typedef typename Vertex::Point Point;
>
>                 // Postcondition: hds is a valid polyhedral surface.
>                 CGAL::Polyhedron_incremental_builder_3<HDS> B(hds, true);
>                 B.begin_surface(v, f);
>
>                 for (int i = 0; i < (int)coords.size(); i += 3){
>                         B.add_vertex(Point(coords[i + 0], coords[i + 1], 
> coords[i + 2]));
>                 }
>
>
>                 // add the polyhedron triangles
>                 for (static int i = 0; i<(f * 3); i += 3){
>                         B.begin_facet();
>                         B.add_vertex_to_facet(i);
>                         B.add_vertex_to_facet(i+1);
>                         B.add_vertex_to_facet(i+2);
>                         B.end_facet();
>                 }
>
>                 // finish up the surface
>                 B.end_surface();
>
>                 
>         } 
> <http://cgal-discuss.949826.n4.nabble.com/file/n4660022/difference.png>
>
>
>
> --
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