r973:dc376822c17d
Mon, 05 Apr 2010 23:41:05
[Not Reviewed]
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@@ -444,8 +444,27 @@ |
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}; |
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} |
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/// Check whether a graph is undirected. |
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/// |
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/// This function returns \c true if the given graph is undirected. |
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#ifdef DOXYGEN |
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template <typename GR> |
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bool undirected(const GR& g) { return false; }
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#else |
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template <typename GR> |
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typename enable_if<UndirectedTagIndicator<GR>, bool>::type |
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undirected(const GR&) {
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return true; |
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} |
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template <typename GR> |
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typename disable_if<UndirectedTagIndicator<GR>, bool>::type |
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undirected(const GR&) {
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return false; |
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} |
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#endif |
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/// \brief Class to copy a digraph. |
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/// |
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/// Class to copy a digraph to another digraph (duplicate a digraph). The |
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/// simplest way of using it is through the \c digraphCopy() function. |
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