r362:51597950d0fe
Wed, 05 Nov 2008 09:11:44
[Not Reviewed]
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@@ -17,72 +17,72 @@ |
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*/ |
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#ifndef LEMON_NAUTY_READER_H |
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#define LEMON_NAUTY_READER_H |
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|
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#include <vector> |
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#include <iostream> |
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#include <string> |
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|
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/// \ingroup nauty_group |
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/// \file |
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/// \brief Nauty file reader. |
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|
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namespace lemon {
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/// \ingroup nauty_group |
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/// |
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/// \brief Nauty file reader |
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/// |
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/// The \e geng program is in the \e gtools suite of the nauty |
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/// package. This tool can generate all non-isomorphic undirected |
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/// graphs of several classes with given node number (e.g. |
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/// general, connected, biconnected, triangle-free, 4-cycle-free, |
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/// bipartite and graphs with given edge number and degree |
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/// constraints). This function reads a \e nauty \e |
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/// constraints). This function reads a \e nauty \e graph6 \e format |
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/// line from the given stream and builds it in the given graph. |
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/// |
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/// The site of nauty package: http://cs.anu.edu.au/~bdm/nauty/ |
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/// |
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/// For example, the number of all non-isomorphic planar graphs |
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/// can be computed with the following code. |
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///\code |
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/// int num = 0; |
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/// SmartGraph graph; |
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/// while ( |
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/// while (readNautyGraph(graph, std::cin)) {
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|
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/// PlanarityChecking<SmartGraph> pc(graph); |
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/// if (pc.run()) ++num; |
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/// } |
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/// std::cout << "Number of planar graphs: " << num << std::endl; |
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///\endcode |
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/// |
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/// The nauty files are quite huge, therefore instead of the direct |
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/// file generation pipelining is recommended. For example, |
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///\code |
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/// ./geng -c 10 | ./num_of_planar_graphs |
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///\endcode |
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template <typename Graph> |
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std::istream& |
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std::istream& readNautyGraph(Graph& graph, std::istream& is = std::cin) {
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|
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graph.clear(); |
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|
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std::string line; |
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if (getline(is, line)) {
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int index = 0; |
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|
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int n; |
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|
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if (line[index] == '>') {
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index += 10; |
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} |
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|
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char c = line[index++]; c -= 63; |
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if (c != 63) {
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n = int(c); |
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} else {
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c = line[index++]; c -= 63; |
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n = (int(c) << 12); |
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c = line[index++]; c -= 63; |
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n |= (int(c) << 6); |
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c = line[index++]; c -= 63; |
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n |= int(c); |
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} |
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@@ -69,27 +69,28 @@ |
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-e "s/_blu_e_label_/blue/g"\ |
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-e "s/_GR_APH_TY_PEDE_FS_label_/GRAPH_TYPEDEFS/g"\ |
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-e "s/_DIGR_APH_TY_PEDE_FS_label_/DIGRAPH_TYPEDEFS/g"\ |
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-e "s/DigraphToEps/GraphToEps/g"\ |
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-e "s/digraphToEps/graphToEps/g"\ |
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-e "s/\<DefPredMap\>/SetPredMap/g"\ |
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-e "s/\<DefDistMap\>/SetDistMap/g"\ |
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-e "s/\<DefReachedMap\>/SetReachedMap/g"\ |
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-e "s/\<DefProcessedMap\>/SetProcessedMap/g"\ |
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-e "s/\<DefHeap\>/SetHeap/g"\ |
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-e "s/\<DefStandardHeap\>/SetStandradHeap/g"\ |
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-e "s/\<DefOperationTraits\>/SetOperationTraits/g"\ |
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-e "s/\<DefProcessedMapToBeDefaultMap\>/SetStandardProcessedMap/g"\ |
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-e "s/\<copyGraph\>/graphCopy/g"\ |
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-e "s/\<copyDigraph\>/digraphCopy/g"\ |
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-e "s/\<IntegerMap\>/RangeMap/g"\ |
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-e "s/\<integerMap\>/rangeMap/g"\ |
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-e "s/\<\([sS]\)tdMap\>/\1parseMap/g"\ |
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-e "s/\<\([Ff]\)unctorMap\>/\1unctorToMap/g"\ |
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-e "s/\<\([Mm]\)apFunctor\>/\1apToFunctor/g"\ |
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-e "s/\<\([Ff]\)orkWriteMap\>/\1orkMap/g"\ |
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-e "s/\<StoreBoolMap\>/LoggerBoolMap/g"\ |
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-e "s/\<storeBoolMap\>/loggerBoolMap/g"\ |
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-e "s/\<BoundingBox\>/Box/g"\ |
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-e "s/\<readNauty\>/readNautyGraph/g"\ |
|
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<$i > $TMP |
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mv $TMP $i |
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done |
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