Re: [Boost-users] [BGL] Problem while "clearing" a graph

From: Olivier Tournaire (olitour_at_[hidden])
Date: 2007-11-13 14:13:48

Thank you, this is perfect

2007/11/13, Jeffrey Holle <jeffreyholle_at_[hidden]>:
>
> Olivier Tournaire wrote:
>
> > Any help would be appreciate.
>
> This is the function that I came up with to erase a graph.
>
> /*
>   * Note the use of the reverse_iterator
>   */
> template<typename T1> void
> EraseGraph(T1& g)
> {
>    typedef typename std::vector<typename
> boost::graph_traits<T1>::vertex_descriptor> Vertices;
>    Vertices vertices;
>    typename boost::graph_traits<T1>::vertex_iterator vi,vi_end;
>    for (boost::tie(vi,vi_end)=boost::vertices(g);vi!=vi_end;++vi)
>      vertices.push_back(*vi);
>    for (typename Vertices::reverse_iterator
> iter=vertices.rbegin();iter!=vertices.rend();++iter) {
>      boost::clear_vertex(*iter,g);
>      boost::remove_vertex(*iter,g);
>    }
> }
>
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