CGAL users discussion list

[Camille Wormser <>]

Hi Roberto,
There is a method all_intersected_primitives which allows to retrieve  
the primitives for which the do_intersect predicate returned true. It  
will give you the 5 of them.
Does it answer your question?
--
Camille

On Dec 4, 2009, at 11:34, Roberto Lam 
<>
 wrote:

> Hi Camile,
> thanks for the quick answer. You are right I am using
> and indeed isn't a AABBTree problem. There is any way to access
> information  from the primitives? Where can I get more information
> them? In the code (below) I saw in VS debugger that 'op' has a
> 'second' field. So far I discover from the debugger that has
> information on facet (I am using a polyhedron_3 as base for
> constructing my AABBTree)  but I dont know what is or how to use it.
>
> thanks for the help
> roberto
>
> /**************************************/
> for ( it=intersections.begin() ; it != intersections.end(); it++ ){
>       Object_and_primitive_id op = *it;
>        CGAL::Object object = op.first;
>        Point point;
>        if(CGAL::assign(point,object))
>    std::cout << "intersection object is a point : " << point <<  
> std::endl;
>
> }
>
> --
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