CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

Try to add an assertion with map_point_handler.count(one_p)!=0 to make 
sure the key belong to the map + you should remove any element from your 
map as soon as a vertex is removed.

Sebastien.

On 2/22/20 2:43 PM, Frank Dz wrote:
> typedef CGAL::Regular_triangulation_vertex_base_3<K>                          
>     Vb0;   // this should
> be added.
> typedef CGAL::Triangulation_vertex_base_with_info_3<int, K, Vb0>  Vb;
> typedef CGAL::Regular_triangulation_cell_base_3<K>                            
>             Cb;
> typedef CGAL::Triangulation_data_structure_3<Vb, Cb>                Tds;
> typedef CGAL::Regular_triangulation_3<K, Tds>                                 
>             labeled_RT;
> typedef labeled_RT::Vertex_handle                                             
>                           labeled_rt_Vertex_handle;
>
> ...
> // then I insert weighted point into the RT.
> int index;
> map<Weighted_point, labeled_rt_Vertex_handle> map_point_handler;
> for (auto p : Point_set) {
>                 labeled_rt_Vertex_handle vhandle2 = RT.insert(pole);
>                 vhandle2->info() = index;
>                  index ++;
>                 map_point_handler[p] = vhandle2; // I want to map the point 
> to handle
> }
> labeled_rt_Vertex_handle vhandle22 = map_point_handler[one_p];
> quick_test_RT.remove(vhandle22);
>
> =====================================
> The enviroment is VS15 on windows machine, release, 64bit.
> Then I got this error：
> <http://cgal-discuss.949826.n4.nabble.com/file/t376165/error1.jpg>
>
> Exception thrown at 0x00007FF677B167DC in Shape_abstract.exe: 0xC0000005:
> Access violation reading location 0x0000000002BF7956.
>
> The vs jumps to:
> <http://cgal-discuss.949826.n4.nabble.com/file/t376165/error2.jpg>
>
> I wonder if my usage of 'map' is wrong?
>
> Thanks!
>
>
>
>
>
>
> -----
> be open, be creative, be critical
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