COIN-OR::LEMON - Graph Library

Changeset 954:be7dd3a8d6a3 in lemon-1.2 for lemon/bfs.h


Ignore:
Timestamp:
01/20/12 19:20:02 (8 years ago)
Author:
Alpar Juttner <alpar@…>
Branch:
1.2
Parents:
952:0976225b5cae (diff), 953:b873350e6258 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Phase:
public
Message:

Merge Intel C++ compatibility fixes to branch 1.2

Files:
2 edited

Legend:

Unmodified
Added
Removed
  • lemon/bfs.h

    r877 r954  
    12521252      }
    12531253      _Visitor& visitor;
     1254      Constraints() {}
    12541255    };
    12551256  };
  • lemon/bfs.h

    r953 r954  
    33 * This file is a part of LEMON, a generic C++ optimization library.
    44 *
    5  * Copyright (C) 2003-2009
     5 * Copyright (C) 2003-2010
    66 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
    77 * (Egervary Research Group on Combinatorial Optimization, EGRES).
     
    4848    ///The type of the map that stores the predecessor
    4949    ///arcs of the shortest paths.
    50     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     50    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
    5151    typedef typename Digraph::template NodeMap<typename Digraph::Arc> PredMap;
    5252    ///Instantiates a \c PredMap.
     
    6363
    6464    ///The type of the map that indicates which nodes are processed.
    65     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     65    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
     66    ///By default, it is a NullMap.
    6667    typedef NullMap<typename Digraph::Node,bool> ProcessedMap;
    6768    ///Instantiates a \c ProcessedMap.
     
    8283
    8384    ///The type of the map that indicates which nodes are reached.
    84     ///It must meet the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
     85    ///It must conform to
     86    ///the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
    8587    typedef typename Digraph::template NodeMap<bool> ReachedMap;
    8688    ///Instantiates a \c ReachedMap.
     
    9799
    98100    ///The type of the map that stores the distances of the nodes.
    99     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     101    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
    100102    typedef typename Digraph::template NodeMap<int> DistMap;
    101103    ///Instantiates a \c DistMap.
     
    121123  ///\tparam GR The type of the digraph the algorithm runs on.
    122124  ///The default type is \ref ListDigraph.
     125  ///\tparam TR The traits class that defines various types used by the
     126  ///algorithm. By default, it is \ref BfsDefaultTraits
     127  ///"BfsDefaultTraits<GR>".
     128  ///In most cases, this parameter should not be set directly,
     129  ///consider to use the named template parameters instead.
    123130#ifdef DOXYGEN
    124131  template <typename GR,
     
    226233    ///\ref named-templ-param "Named parameter" for setting
    227234    ///\c PredMap type.
    228     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     235    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
    229236    template <class T>
    230237    struct SetPredMap : public Bfs< Digraph, SetPredMapTraits<T> > {
     
    246253    ///\ref named-templ-param "Named parameter" for setting
    247254    ///\c DistMap type.
    248     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     255    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
    249256    template <class T>
    250257    struct SetDistMap : public Bfs< Digraph, SetDistMapTraits<T> > {
     
    266273    ///\ref named-templ-param "Named parameter" for setting
    267274    ///\c ReachedMap type.
    268     ///It must meet the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
     275    ///It must conform to
     276    ///the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
    269277    template <class T>
    270278    struct SetReachedMap : public Bfs< Digraph, SetReachedMapTraits<T> > {
     
    286294    ///\ref named-templ-param "Named parameter" for setting
    287295    ///\c ProcessedMap type.
    288     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     296    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
    289297    template <class T>
    290298    struct SetProcessedMap : public Bfs< Digraph, SetProcessedMapTraits<T> > {
     
    414422    ///The simplest way to execute the BFS algorithm is to use one of the
    415423    ///member functions called \ref run(Node) "run()".\n
    416     ///If you need more control on the execution, first you have to call
    417     ///\ref init(), then you can add several source nodes with
     424    ///If you need better control on the execution, you have to call
     425    ///\ref init() first, then you can add several source nodes with
    418426    ///\ref addSource(). Finally the actual path computation can be
    419427    ///performed with one of the \ref start() functions.
     
    701709    ///Runs the algorithm to visit all nodes in the digraph.
    702710
    703     ///This method runs the %BFS algorithm in order to
    704     ///compute the shortest path to each node.
    705     ///
    706     ///The algorithm computes
    707     ///- the shortest path tree (forest),
    708     ///- the distance of each node from the root(s).
     711    ///This method runs the %BFS algorithm in order to visit all nodes
     712    ///in the digraph.
    709713    ///
    710714    ///\note <tt>b.run(s)</tt> is just a shortcut of the following code.
     
    738742    ///@{
    739743
    740     ///The shortest path to a node.
    741 
    742     ///Returns the shortest path to a node.
     744    ///The shortest path to the given node.
     745
     746    ///Returns the shortest path to the given node from the root(s).
    743747    ///
    744748    ///\warning \c t should be reached from the root(s).
     
    748752    Path path(Node t) const { return Path(*G, *_pred, t); }
    749753
    750     ///The distance of a node from the root(s).
    751 
    752     ///Returns the distance of a node from the root(s).
     754    ///The distance of the given node from the root(s).
     755
     756    ///Returns the distance of the given node from the root(s).
    753757    ///
    754758    ///\warning If node \c v is not reached from the root(s), then
     
    759763    int dist(Node v) const { return (*_dist)[v]; }
    760764
    761     ///Returns the 'previous arc' of the shortest path tree for a node.
    762 
     765    ///\brief Returns the 'previous arc' of the shortest path tree for
     766    ///the given node.
     767    ///
    763768    ///This function returns the 'previous arc' of the shortest path
    764769    ///tree for the node \c v, i.e. it returns the last arc of a
     
    767772    ///
    768773    ///The shortest path tree used here is equal to the shortest path
    769     ///tree used in \ref predNode().
     774    ///tree used in \ref predNode() and \ref predMap().
    770775    ///
    771776    ///\pre Either \ref run(Node) "run()" or \ref init()
     
    773778    Arc predArc(Node v) const { return (*_pred)[v];}
    774779
    775     ///Returns the 'previous node' of the shortest path tree for a node.
    776 
     780    ///\brief Returns the 'previous node' of the shortest path tree for
     781    ///the given node.
     782    ///
    777783    ///This function returns the 'previous node' of the shortest path
    778784    ///tree for the node \c v, i.e. it returns the last but one node
    779     ///from a shortest path from a root to \c v. It is \c INVALID
     785    ///of a shortest path from a root to \c v. It is \c INVALID
    780786    ///if \c v is not reached from the root(s) or if \c v is a root.
    781787    ///
    782788    ///The shortest path tree used here is equal to the shortest path
    783     ///tree used in \ref predArc().
     789    ///tree used in \ref predArc() and \ref predMap().
    784790    ///
    785791    ///\pre Either \ref run(Node) "run()" or \ref init()
     
    802808    ///
    803809    ///Returns a const reference to the node map that stores the predecessor
    804     ///arcs, which form the shortest path tree.
     810    ///arcs, which form the shortest path tree (forest).
    805811    ///
    806812    ///\pre Either \ref run(Node) "run()" or \ref init()
     
    808814    const PredMap &predMap() const { return *_pred;}
    809815
    810     ///Checks if a node is reached from the root(s).
     816    ///Checks if the given node is reached from the root(s).
    811817
    812818    ///Returns \c true if \c v is reached from the root(s).
     
    834840    ///The type of the map that stores the predecessor
    835841    ///arcs of the shortest paths.
    836     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     842    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
    837843    typedef typename Digraph::template NodeMap<typename Digraph::Arc> PredMap;
    838844    ///Instantiates a PredMap.
     
    849855
    850856    ///The type of the map that indicates which nodes are processed.
    851     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
    852     ///By default it is a NullMap.
     857    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
     858    ///By default, it is a NullMap.
    853859    typedef NullMap<typename Digraph::Node,bool> ProcessedMap;
    854860    ///Instantiates a ProcessedMap.
     
    869875
    870876    ///The type of the map that indicates which nodes are reached.
    871     ///It must meet the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
     877    ///It must conform to
     878    ///the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
    872879    typedef typename Digraph::template NodeMap<bool> ReachedMap;
    873880    ///Instantiates a ReachedMap.
     
    884891
    885892    ///The type of the map that stores the distances of the nodes.
    886     ///It must meet the \ref concepts::WriteMap "WriteMap" concept.
     893    ///It must conform to the \ref concepts::WriteMap "WriteMap" concept.
    887894    typedef typename Digraph::template NodeMap<int> DistMap;
    888895    ///Instantiates a DistMap.
     
    899906
    900907    ///The type of the shortest paths.
    901     ///It must meet the \ref concepts::Path "Path" concept.
     908    ///It must conform to the \ref concepts::Path "Path" concept.
    902909    typedef lemon::Path<Digraph> Path;
    903910  };
     
    905912  /// Default traits class used by BfsWizard
    906913
    907   /// To make it easier to use Bfs algorithm
    908   /// we have created a wizard class.
    909   /// This \ref BfsWizard class needs default traits,
    910   /// as well as the \ref Bfs class.
    911   /// The \ref BfsWizardBase is a class to be the default traits of the
    912   /// \ref BfsWizard class.
     914  /// Default traits class used by BfsWizard.
     915  /// \tparam GR The type of the digraph.
    913916  template<class GR>
    914917  class BfsWizardBase : public BfsWizardDefaultTraits<GR>
     
    938941    /// Constructor.
    939942
    940     /// This constructor does not require parameters, therefore it initiates
     943    /// This constructor does not require parameters, it initiates
    941944    /// all of the attributes to \c 0.
    942945    BfsWizardBase() : _g(0), _reached(0), _processed(0), _pred(0),
     
    963966  /// This class should only be used through the \ref bfs() function,
    964967  /// which makes it easier to use the algorithm.
     968  ///
     969  /// \tparam TR The traits class that defines various types used by the
     970  /// algorithm.
    965971  template<class TR>
    966972  class BfsWizard : public TR
     
    968974    typedef TR Base;
    969975
    970     ///The type of the digraph the algorithm runs on.
    971976    typedef typename TR::Digraph Digraph;
    972977
     
    976981    typedef typename Digraph::OutArcIt OutArcIt;
    977982
    978     ///\brief The type of the map that stores the predecessor
    979     ///arcs of the shortest paths.
    980983    typedef typename TR::PredMap PredMap;
    981     ///\brief The type of the map that stores the distances of the nodes.
    982984    typedef typename TR::DistMap DistMap;
    983     ///\brief The type of the map that indicates which nodes are reached.
    984985    typedef typename TR::ReachedMap ReachedMap;
    985     ///\brief The type of the map that indicates which nodes are processed.
    986986    typedef typename TR::ProcessedMap ProcessedMap;
    987     ///The type of the shortest paths
    988987    typedef typename TR::Path Path;
    989988
     
    10551054    ///Runs BFS algorithm to visit all nodes in the digraph.
    10561055
    1057     ///This method runs BFS algorithm in order to compute
    1058     ///the shortest path to each node.
     1056    ///This method runs BFS algorithm in order to visit all nodes
     1057    ///in the digraph.
    10591058    void run()
    10601059    {
     
    10681067      SetPredMapBase(const TR &b) : TR(b) {}
    10691068    };
    1070     ///\brief \ref named-func-param "Named parameter"
    1071     ///for setting PredMap object.
    1072     ///
    1073     ///\ref named-func-param "Named parameter"
    1074     ///for setting PredMap object.
     1069
     1070    ///\brief \ref named-templ-param "Named parameter" for setting
     1071    ///the predecessor map.
     1072    ///
     1073    ///\ref named-templ-param "Named parameter" function for setting
     1074    ///the map that stores the predecessor arcs of the nodes.
    10751075    template<class T>
    10761076    BfsWizard<SetPredMapBase<T> > predMap(const T &t)
     
    10861086      SetReachedMapBase(const TR &b) : TR(b) {}
    10871087    };
    1088     ///\brief \ref named-func-param "Named parameter"
    1089     ///for setting ReachedMap object.
    1090     ///
    1091     /// \ref named-func-param "Named parameter"
    1092     ///for setting ReachedMap object.
     1088
     1089    ///\brief \ref named-templ-param "Named parameter" for setting
     1090    ///the reached map.
     1091    ///
     1092    ///\ref named-templ-param "Named parameter" function for setting
     1093    ///the map that indicates which nodes are reached.
    10931094    template<class T>
    10941095    BfsWizard<SetReachedMapBase<T> > reachedMap(const T &t)
     
    11041105      SetDistMapBase(const TR &b) : TR(b) {}
    11051106    };
    1106     ///\brief \ref named-func-param "Named parameter"
    1107     ///for setting DistMap object.
    1108     ///
    1109     /// \ref named-func-param "Named parameter"
    1110     ///for setting DistMap object.
     1107
     1108    ///\brief \ref named-templ-param "Named parameter" for setting
     1109    ///the distance map.
     1110    ///
     1111    ///\ref named-templ-param "Named parameter" function for setting
     1112    ///the map that stores the distances of the nodes calculated
     1113    ///by the algorithm.
    11111114    template<class T>
    11121115    BfsWizard<SetDistMapBase<T> > distMap(const T &t)
     
    11221125      SetProcessedMapBase(const TR &b) : TR(b) {}
    11231126    };
    1124     ///\brief \ref named-func-param "Named parameter"
    1125     ///for setting ProcessedMap object.
    1126     ///
    1127     /// \ref named-func-param "Named parameter"
    1128     ///for setting ProcessedMap object.
     1127
     1128    ///\brief \ref named-func-param "Named parameter" for setting
     1129    ///the processed map.
     1130    ///
     1131    ///\ref named-templ-param "Named parameter" function for setting
     1132    ///the map that indicates which nodes are processed.
    11291133    template<class T>
    11301134    BfsWizard<SetProcessedMapBase<T> > processedMap(const T &t)
     
    12661270    ///
    12671271    /// The type of the map that indicates which nodes are reached.
    1268     /// It must meet the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
     1272    /// It must conform to
     1273    ///the \ref concepts::ReadWriteMap "ReadWriteMap" concept.
    12691274    typedef typename Digraph::template NodeMap<bool> ReachedMap;
    12701275
     
    13041309  /// does not observe the BFS events. If you want to observe the BFS
    13051310  /// events, you should implement your own visitor class.
    1306   /// \tparam TR Traits class to set various data types used by the
    1307   /// algorithm. The default traits class is
    1308   /// \ref BfsVisitDefaultTraits "BfsVisitDefaultTraits<GR>".
    1309   /// See \ref BfsVisitDefaultTraits for the documentation of
    1310   /// a BFS visit traits class.
     1311  /// \tparam TR The traits class that defines various types used by the
     1312  /// algorithm. By default, it is \ref BfsVisitDefaultTraits
     1313  /// "BfsVisitDefaultTraits<GR>".
     1314  /// In most cases, this parameter should not be set directly,
     1315  /// consider to use the named template parameters instead.
    13111316#ifdef DOXYGEN
    13121317  template <typename GR, typename VS, typename TR>
     
    14271432    /// The simplest way to execute the BFS algorithm is to use one of the
    14281433    /// member functions called \ref run(Node) "run()".\n
    1429     /// If you need more control on the execution, first you have to call
    1430     /// \ref init(), then you can add several source nodes with
     1434    /// If you need better control on the execution, you have to call
     1435    /// \ref init() first, then you can add several source nodes with
    14311436    /// \ref addSource(). Finally the actual path computation can be
    14321437    /// performed with one of the \ref start() functions.
     
    17001705    /// \brief Runs the algorithm to visit all nodes in the digraph.
    17011706    ///
    1702     /// This method runs the %BFS algorithm in order to
    1703     /// compute the shortest path to each node.
    1704     ///
    1705     /// The algorithm computes
    1706     /// - the shortest path tree (forest),
    1707     /// - the distance of each node from the root(s).
     1707    /// This method runs the %BFS algorithm in order to visit all nodes
     1708    /// in the digraph.
    17081709    ///
    17091710    /// \note <tt>b.run(s)</tt> is just a shortcut of the following code.
     
    17371738    ///@{
    17381739
    1739     /// \brief Checks if a node is reached from the root(s).
     1740    /// \brief Checks if the given node is reached from the root(s).
    17401741    ///
    17411742    /// Returns \c true if \c v is reached from the root(s).
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