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From: Doug Gregor (dgregor_at_[hidden])
Date: 2005-08-09 16:25:44

On Aug 9, 2005, at 3:18 PM, Wolfram Koska wrote:

>>> Well, the big question for me is could I use
>>> this as my hash, too?
>> Well, yes, you could. However, by using the source and target for your
>> hash function you can be sure that it will work for *all* BGL graphs,
>> whereas accessing "m_property" in the edge descriptor will only work
>> for some graphs.
> Thank you very much for your help, Doug! I have only one last
> question: for
> which graphs will this not work? It seems to work for me, and I will
> most
> probably not change the graph I am using (a directed adjacency_list).
> Will
> it not work for graphs with edges without properties? I can't quite
> believe
> this... maybe it will not work for adjacency_matrix ?

The BGL algorithms can work on any graph that matches the BGL Concepts.
So, for instance, this probably wouldn't work on a LEDA graph,
edge_list_graph, or vector_as_graph.


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