LEMON/LEMON-official Changeset - r377:a12eef1f82b2

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Changeset - r377:a12eef1f82b2

« 376:b4a014

378:efbd0a »

r377:a12eef1f82b2

Thu, 06 Nov 2008 15:16:37

[Not Reviewed]

0 comments (0 inline)

kpeter (Peter Kovacs)
kpeter@inf.elte.hu

Rework hypercube graph implementation to be undirected (#57)

0 4 0

default

4 files changed with 287 insertions and 145 deletions:

lemon/hypercube_graph.h

228

105

test/digraph_test.cc

test/graph_test.cc

tools/lemon-0.x-to-1.x.sh

↑ Collapse diff ↑

lemon/hypercube_graph.h

Show inline comments

 		/* -*- mode: C++; indent-tabs-mode: nil; -*-
+		 *
 		 * This file is a part of LEMON, a generic C++ optimization library.
+		 *
 		 * Copyright (C) 2003-2008
 		 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
 		 * (Egervary Research Group on Combinatorial Optimization, EGRES).
+		 *
 		 * Permission to use, modify and distribute this software is granted
 		 * provided that this copyright notice appears in all copies. For
 		 * precise terms see the accompanying LICENSE file.
+		 *
 		 * This software is provided "AS IS" with no warranty of any kind,
 		 * express or implied, and with no claim as to its suitability for any
 		 * purpose.
+		 *
 		 */
 		#ifndef HYPERCUBE_GRAPH_H
 		#define HYPERCUBE_GRAPH_H
 		#include <iostream>
 		#include <vector>
 		#include <lemon/core.h>
 		#include <lemon/error.h>
-		#include <lemon/bits/base_extender.h>
+		#include <lemon/assert.h>
 		#include <lemon/bits/graph_extender.h>
 		///\ingroup graphs
 		///\file
-		///\brief HypercubeDigraph class.
+		///\brief HypercubeGraph class.
 		namespace lemon {
-		  class HypercubeDigraphBase {
+		  class HypercubeGraphBase {
 		  public:
-		    typedef HypercubeDigraphBase Digraph;
+		    typedef HypercubeGraphBase Graph;
 		    class Node;
 		    class Edge;
 		    class Arc;
 		  public:
-		    HypercubeDigraphBase() {}
+		    HypercubeGraphBase() {}
 		  protected:
 		    void construct(int dim) {
 		      LEMON_ASSERT(dim >= 1, "The number of dimensions must be at least 1.");
 		      _dim = dim;
-		      _nodeNum = 1 << dim;
+		      _node_num = 1 << dim;
 		      _edge_num = dim * (1 << dim-1);
+		    }
 		  public:
 		    typedef True NodeNumTag;
 		    typedef True EdgeNumTag;
 		    typedef True ArcNumTag;
 		    int nodeNum() const { return _nodeNum; }
 		    int arcNum() const { return _nodeNum * _dim; }
 		    int nodeNum() const { return _node_num; }
 		    int edgeNum() const { return _edge_num; }
 		    int arcNum() const { return 2 * _edge_num; }
 		    int maxNodeId() const { return nodeNum() - 1; }
 		    int maxArcId() const { return arcNum() - 1; }
 		    int maxNodeId() const { return _node_num - 1; }
 		    int maxEdgeId() const { return _edge_num - 1; }
 		    int maxArcId() const { return 2 * _edge_num - 1; }
 		    Node source(Arc e) const {
 		      return e.id / _dim;
 		    static Node nodeFromId(int id) { return Node(id); }
 		    static Edge edgeFromId(int id) { return Edge(id); }
 		    static Arc arcFromId(int id) { return Arc(id); }
 		    static int id(Node node) { return node._id; }
 		    static int id(Edge edge) { return edge._id; }
 		    static int id(Arc arc) { return arc._id; }
 		    Node u(Edge edge) const {
 		      int base = edge._id & ((1 << _dim-1) - 1);
 		      int k = edge._id >> _dim-1;
 		      return ((base >> k) << k+1) | (base & ((1 << k) - 1));
+		    }
 		    Node target(Arc e) const {
 		      return (e.id / _dim) ^ (1 << (e.id % _dim));
 		    Node v(Edge edge) const {
 		      int base = edge._id & ((1 << _dim-1) - 1);
 		      int k = edge._id >> _dim-1;
 		      return ((base >> k) << k+1) | (base & ((1 << k) - 1)) | (1 << k);
+		    }
 		    static int id(Node v) { return v.id; }
 		    static int id(Arc e) { return e.id; }
 		    Node source(Arc arc) const {
 		      return (arc._id & 1) == 1 ? u(arc) : v(arc);
+		    }
-		    static Node nodeFromId(int id) { return Node(id); }
+		    Node target(Arc arc) const {
 		      return (arc._id & 1) == 1 ? v(arc) : u(arc);
+		    }
-		    static Arc arcFromId(int id) { return Arc(id); }
+		    typedef True FindEdgeTag;
 		    typedef True FindArcTag;
 		    Edge findEdge(Node u, Node v, Edge prev = INVALID) const {
 		      if (prev != INVALID) return INVALID;
 		      int d = u._id ^ v._id;
 		      int k = 0;
 		      if (d == 0) return INVALID;
 		      for ( ; (d & 1) == 0; d >>= 1) ++k;
 		      if (d >> 1 != 0) return INVALID;
 		      return (k << _dim-1) | ((u._id >> k+1) << k) | (u._id & ((1 << k) - 1));
+		    }
 		    Arc findArc(Node u, Node v, Arc prev = INVALID) const {
 		      Edge edge = findEdge(u, v, prev);
 		      if (edge == INVALID) return INVALID;
 		      int k = edge._id >> _dim-1;
 		      return ((u._id >> k) & 1) == 1 ? edge._id << 1 : (edge._id << 1) | 1;
+		    }
 		    class Node {
-		      friend class HypercubeDigraphBase;
+		      friend class HypercubeGraphBase;
 		    protected:
 		      int id;
 		      Node(int _id) { id = _id;}
 		      int _id;
 		      Node(int id) : _id(id) {}
 		    public:
 		      Node() {}
 		      Node (Invalid) { id = -1; }
 		      bool operator==(const Node node) const { return id == node.id; }
 		      bool operator!=(const Node node) const { return id != node.id; }
 		      bool operator<(const Node node) const { return id < node.id; }
 		      Node (Invalid) : _id(-1) {}
 		      bool operator==(const Node node) const {return _id == node._id;}
 		      bool operator!=(const Node node) const {return _id != node._id;}
 		      bool operator<(const Node node) const {return _id < node._id;}
 		    };
 		    class Edge {
 		      friend class HypercubeGraphBase;
 		      friend class Arc;
 		    protected:
 		      int _id;
 		      Edge(int id) : _id(id) {}
 		    public:
 		      Edge() {}
 		      Edge (Invalid) : _id(-1) {}
 		      bool operator==(const Edge edge) const {return _id == edge._id;}
 		      bool operator!=(const Edge edge) const {return _id != edge._id;}
 		      bool operator<(const Edge edge) const {return _id < edge._id;}
 		    };
 		    class Arc {
-		      friend class HypercubeDigraphBase;
+		      friend class HypercubeGraphBase;
 		    protected:
 		      int id;
 		      Arc(int _id) : id(_id) {}
 		      int _id;
 		      Arc(int id) : _id(id) {}
 		    public:
 		      Arc() { }
 		      Arc (Invalid) { id = -1; }
 		      bool operator==(const Arc arc) const { return id == arc.id; }
 		      bool operator!=(const Arc arc) const { return id != arc.id; }
 		      bool operator<(const Arc arc) const { return id < arc.id; }
 		      Arc (Invalid) : _id(-1) {}
 		      operator Edge() const { return _id != -1 ? Edge(_id >> 1) : INVALID; }
 		      bool operator==(const Arc arc) const {return _id == arc._id;}
 		      bool operator!=(const Arc arc) const {return _id != arc._id;}
 		      bool operator<(const Arc arc) const {return _id < arc._id;}
 		    };
 		    void first(Node& node) const {
-		      node.id = nodeNum() - 1;
+		      node._id = _node_num - 1;
+		    }
 		    static void next(Node& node) {
-		      --node.id;
+		      --node._id;
+		    }
 		    void first(Edge& edge) const {
 		      edge._id = _edge_num - 1;
+		    }
 		    static void next(Edge& edge) {
 		      --edge._id;
+		    }
 		    void first(Arc& arc) const {
-		      arc.id = arcNum() - 1;
+		      arc._id = 2 * _edge_num - 1;
+		    }
 		    static void next(Arc& arc) {
-		      --arc.id;
+		      --arc._id;
+		    }
 		    void firstInc(Edge& edge, bool& dir, const Node& node) const {
 		      edge._id = node._id >> 1;
 		      dir = (node._id & 1) == 0;
+		    }
 		    void nextInc(Edge& edge, bool& dir) const {
 		      Node n = dir ? u(edge) : v(edge);
 		      int k = (edge._id >> _dim-1) + 1;
 		      if (k < _dim) {
 		        edge._id = (k << _dim-1) |
 		                   ((n._id >> k+1) << k) | (n._id & ((1 << k) - 1));
 		        dir = ((n._id >> k) & 1) == 0;
 		      } else {
 		        edge._id = -1;
 		        dir = true;
+		      }
+		    }
 		    void firstOut(Arc& arc, const Node& node) const {
-		      arc.id = node.id * _dim;
+		      arc._id = ((node._id >> 1) << 1) | (~node._id & 1);
+		    }
 		    void nextOut(Arc& arc) const {
 		      ++arc.id;
 		      if (arc.id % _dim == 0) arc.id = -1;
 		      Node n = (arc._id & 1) == 1 ? u(arc) : v(arc);
 		      int k = (arc._id >> _dim) + 1;
 		      if (k < _dim) {
 		        arc._id = (k << _dim-1) |
 		                  ((n._id >> k+1) << k) | (n._id & ((1 << k) - 1));
 		        arc._id = (arc._id << 1) | (~(n._id >> k) & 1);
 		      } else {
 		        arc._id = -1;
+		      }
+		    }
 		    void firstIn(Arc& arc, const Node& node) const {
-		      arc.id = (node.id ^ 1) * _dim;
+		      arc._id = ((node._id >> 1) << 1) | (node._id & 1);
+		    }
 		    void nextIn(Arc& arc) const {
 		      int cnt = arc.id % _dim;
 		      if ((cnt + 1) % _dim == 0) {
-		        arc.id = -1;
+		      Node n = (arc._id & 1) == 1 ? v(arc) : u(arc);
 		      int k = (arc._id >> _dim) + 1;
 		      if (k < _dim) {
 		        arc._id = (k << _dim-1) |
 		                  ((n._id >> k+1) << k) | (n._id & ((1 << k) - 1));
 		        arc._id = (arc._id << 1) | ((n._id >> k) & 1);
 		      } else {
-		        arc.id = ((arc.id / _dim) ^ ((1 << cnt) * 3)) * _dim + cnt + 1;
+		        arc._id = -1;
+		      }
+		    }
 		    static bool direction(Arc arc) {
 		      return (arc._id & 1) == 1;
+		    }
 		    static Arc direct(Edge edge, bool dir) {
 		      return Arc((edge._id << 1) | (dir ? 1 : 0));
+		    }
 		    int dimension() const {
 		      return _dim;
+		    }
 		    bool projection(Node node, int n) const {
-		      return static_cast<bool>(node.id & (1 << n));
+		      return static_cast<bool>(node._id & (1 << n));
+		    }
 		    int dimension(Edge edge) const {
 		      return edge._id >> _dim-1;
+		    }
 		    int dimension(Arc arc) const {
-		      return arc.id % _dim;
+		      return arc._id >> _dim;
+		    }
 		    int index(Node node) const {
-		      return node.id;
+		      return node._id;
+		    }
 		    Node operator()(int ix) const {
 		      return Node(ix);
+		    }
 		  private:
-		    int _dim, _nodeNum;
 		    int _dim;
 		    int _node_num, _edge_num;
 		  };
-		  typedef DigraphExtender<HypercubeDigraphBase> ExtendedHypercubeDigraphBase;
+		  typedef GraphExtender<HypercubeGraphBase> ExtendedHypercubeGraphBase;
-		  /// \ingroup digraphs
+		  /// \ingroup graphs
 		  ///
-		  /// \brief Hypercube digraph class
+		  /// \brief Hypercube graph class
 		  ///
 		  /// This class implements a special digraph type. The nodes of the
 		  /// digraph are indiced with integers with at most \c dim binary digits.
 		  /// Two nodes are connected in the digraph if the indices differ only
 		  /// on one position in the binary form.
 		  /// This class implements a special graph type. The nodes of the graph
 		  /// are indiced with integers with at most \c dim binary digits.
 		  /// Two nodes are connected in the graph if and only if their indices
 		  /// differ only on one position in the binary form.
 		  ///
 		  /// \note The type of the \c ids is chosen to \c int because efficiency
 		  /// reasons. Thus the maximum dimension of this implementation is 26.
 		  /// \note The type of the indices is chosen to \c int for efficiency
 		  /// reasons. Thus the maximum dimension of this implementation is 26
 		  /// (assuming that the size of \c int is 32 bit).
 		  ///
 		  /// The digraph type is fully conform to the \ref concepts::Digraph
 		  /// concept but it does not conform to \ref concepts::Graph.
-		  class HypercubeDigraph : public ExtendedHypercubeDigraphBase {
+		  /// This graph type is fully conform to the \ref concepts::Graph
 		  /// "Graph" concept, and it also has an important extra feature
 		  /// that its maps are real \ref concepts::ReferenceMap
 		  /// "reference map"s.
 		  class HypercubeGraph : public ExtendedHypercubeGraphBase {
 		  public:
-		    typedef ExtendedHypercubeDigraphBase Parent;
+		    typedef ExtendedHypercubeGraphBase Parent;
-		    /// \brief Construct a hypercube digraph with \c dim dimension.
+		    /// \brief Constructs a hypercube graph with \c dim dimensions.
 		    ///
 		    /// Construct a hypercube digraph with \c dim dimension.
 		    HypercubeDigraph(int dim) { construct(dim); }
 		    /// Constructs a hypercube graph with \c dim dimensions.
 		    HypercubeGraph(int dim) { construct(dim); }
-		    /// \brief Gives back the number of the dimensions.
+		    /// \brief The number of dimensions.
 		    ///
-		    /// Gives back the number of the dimensions.
 		    /// Gives back the number of dimensions.
 		    int dimension() const {
 		      return Parent::dimension();
+		    }
 		    /// \brief Returns true if the n'th bit of the node is one.
+		    /// \brief Returns \c true if the n'th bit of the node is one.
 		    ///
 		    /// Returns true if the n'th bit of the node is one.
+		    /// Returns \c true if the n'th bit of the node is one.
 		    bool projection(Node node, int n) const {
 		      return Parent::projection(node, n);
+		    }
-		    /// \brief The dimension id of the arc.
+		    /// \brief The dimension id of an edge.
 		    ///
 		    /// It returns the dimension id of the arc. It can
 		    /// be in the \f$ \{0, 1, \dots, dim-1\} \f$ interval.
 		    /// Gives back the dimension id of the given edge.
 		    /// It is in the [0..dim-1] range.
 		    int dimension(Edge edge) const {
 		      return Parent::dimension(edge);
+		    }
 		    /// \brief The dimension id of an arc.
 		    ///
 		    /// Gives back the dimension id of the given arc.
 		    /// It is in the [0..dim-1] range.
 		    int dimension(Arc arc) const {
 		      return Parent::dimension(arc);
+		    }
-		    /// \brief Gives back the index of the node.
+		    /// \brief The index of a node.
 		    ///
 		    /// Gives back the index of the node. The lower bits of the
 		    /// integer describes the node.
 		    /// Gives back the index of the given node.
 		    /// The lower bits of the integer describes the node.
 		    int index(Node node) const {
 		      return Parent::index(node);
+		    }
-		    /// \brief Gives back the node by its index.
+		    /// \brief Gives back a node by its index.
 		    ///
-		    /// Gives back the node by its index.
+		    /// Gives back a node by its index.
 		    Node operator()(int ix) const {
 		      return Parent::operator()(ix);
+		    }
 		    /// \brief Number of nodes.
 		    int nodeNum() const { return Parent::nodeNum(); }
 		    /// \brief Number of edges.
 		    int edgeNum() const { return Parent::edgeNum(); }
 		    /// \brief Number of arcs.
 		    int arcNum() const { return Parent::arcNum(); }
 		    /// \brief Linear combination map.
 		    ///
 		    /// It makes possible to give back a linear combination
 		    /// for each node. This function works like the \c std::accumulate
 		    /// so it accumulates the \c bf binary function with the \c fv
 		    /// first value. The map accumulates only on that dimensions where
 		    /// the node's index is one. The accumulated values should be
 		    /// given by the \c begin and \c end iterators and the length of this
-		    /// range should be equal to the dimension number of the digraph.
+		    /// This map makes possible to give back a linear combination
 		    /// for each node. It works like the \c std::accumulate function,
 		    /// so it accumulates the \c bf binary function with the \c fv first
 		    /// value. The map accumulates only on that positions (dimensions)
 		    /// where the index of the node is one. The values that have to be
 		    /// accumulated should be given by the \c begin and \c end iterators
 		    /// and the length of this range should be equal to the dimension
 		    /// number of the graph.
 		    ///
 		    ///\code
 		    /// const int DIM = 3;
-		    /// HypercubeDigraph digraph(DIM);
+		    /// HypercubeGraph graph(DIM);
 		    /// dim2::Point<double> base[DIM];
 		    /// for (int k = 0; k < DIM; ++k) {
 		    ///   base[k].x = rnd();
 		    ///   base[k].y = rnd();
 		    /// }
 		    /// HypercubeDigraph::HyperMap<dim2::Point<double> >
 		    ///   pos(digraph, base, base + DIM, dim2::Point<double>(0.0, 0.0));
 		    /// HypercubeGraph::HyperMap<dim2::Point<double> >
 		    ///   pos(graph, base, base + DIM, dim2::Point<double>(0.0, 0.0));
 		    ///\endcode
 		    ///
-		    /// \see HypercubeDigraph
+		    /// \see HypercubeGraph
 		    template <typename T, typename BF = std::plus<T> >
 		    class HyperMap {
 		    public:
 		      /// \brief The key type of the map
 		      typedef Node Key;
 		      /// \brief The value type of the map
 		      typedef T Value;
 		      /// \brief Constructor for HyperMap.
 		      ///
 		      /// Construct a HyperMap for the given digraph. The accumulated values
 		      /// should be given by the \c begin and \c end iterators and the length
-		      /// of this range should be equal to the dimension number of the digraph.
+		      /// Construct a HyperMap for the given graph. The values that have
 		      /// to be accumulated should be given by the \c begin and \c end
 		      /// iterators and the length of this range should be equal to the
 		      /// dimension number of the graph.
 		      ///
 		      /// This function accumulates the \c bf binary function with
 		      /// the \c fv first value. The map accumulates only on that dimensions
-		      /// where the node's index is one.
+		      /// This map accumulates the \c bf binary function with the \c fv
 		      /// first value on that positions (dimensions) where the index of
 		      /// the node is one.
 		      template <typename It>
 		      HyperMap(const Digraph& digraph, It begin, It end,
 		               T fv = 0.0, const BF& bf = BF())
-		        : _graph(digraph), _values(begin, end), _first_value(fv), _bin_func(bf)
+		      HyperMap(const Graph& graph, It begin, It end,
 		               T fv = 0, const BF& bf = BF())
 		        : _graph(graph), _values(begin, end), _first_value(fv), _bin_func(bf)
+		      {
 		        LEMON_ASSERT(_values.size() == digraph.dimension(),
 		                     "Wrong size of dimension");
 		        LEMON_ASSERT(_values.size() == graph.dimension(),
 		                     "Wrong size of range");
+		      }
-		      /// \brief Gives back the partial accumulated value.
+		      /// \brief The partial accumulated value.
 		      ///
 		      /// Gives back the partial accumulated value.
 		      Value operator[](Key k) const {
+		      Value operator[](const Key& k) const {
 		        Value val = _first_value;
 		        int id = _graph.index(k);
 		        int n = 0;
 		        while (id != 0) {
 		          if (id & 1) {
 		            val = _bin_func(val, _values[n]);
+		          }
 		          id >>= 1;
 		          ++n;
+		        }
 		        return val;
+		      }
 		    private:
-		      const Digraph& _graph;
+		      const Graph& _graph;
 		      std::vector<T> _values;
 		      T _first_value;
 		      BF _bin_func;
 		    };
 		  };
+		}
 		#endif

test/digraph_test.cc

Show inline comments

 		/* -*- mode: C++; indent-tabs-mode: nil; -*-
+		 *
 		 * This file is a part of LEMON, a generic C++ optimization library.
+		 *
 		 * Copyright (C) 2003-2008
 		 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
 		 * (Egervary Research Group on Combinatorial Optimization, EGRES).
+		 *
 		 * Permission to use, modify and distribute this software is granted
 		 * provided that this copyright notice appears in all copies. For
 		 * precise terms see the accompanying LICENSE file.
+		 *
 		 * This software is provided "AS IS" with no warranty of any kind,
 		 * express or implied, and with no claim as to its suitability for any
 		 * purpose.
+		 *
 		 */
 		#include <lemon/concepts/digraph.h>
 		#include <lemon/list_graph.h>
 		#include <lemon/smart_graph.h>
 		#include <lemon/full_graph.h>
 		#include <lemon/hypercube_graph.h>
 		#include "test_tools.h"
 		#include "graph_test.h"
 		using namespace lemon;
 		using namespace lemon::concepts;
 		template <class Digraph>
 		void checkDigraph() {
 		  TEMPLATE_DIGRAPH_TYPEDEFS(Digraph);
 		  Digraph G;
 		  checkGraphNodeList(G, 0);
 		  checkGraphArcList(G, 0);
 		  Node
 		    n1 = G.addNode(),
 		    n2 = G.addNode(),
 		    n3 = G.addNode();
 		  checkGraphNodeList(G, 3);
 		  checkGraphArcList(G, 0);
 		  Arc a1 = G.addArc(n1, n2);
 		  check(G.source(a1) == n1 && G.target(a1) == n2, "Wrong arc");
 		  checkGraphNodeList(G, 3);
 		  checkGraphArcList(G, 1);
 		  checkGraphOutArcList(G, n1, 1);
 		  checkGraphOutArcList(G, n2, 0);
 		  checkGraphOutArcList(G, n3, 0);
 		  checkGraphInArcList(G, n1, 0);
 		  checkGraphInArcList(G, n2, 1);
 		  checkGraphInArcList(G, n3, 0);
 		  checkGraphConArcList(G, 1);
 		  Arc a2 = G.addArc(n2, n1), a3 = G.addArc(n2, n3), a4 = G.addArc(n2, n3);
 		  checkGraphNodeList(G, 3);
 		  checkGraphArcList(G, 4);
 		  checkGraphOutArcList(G, n1, 1);
 		  checkGraphOutArcList(G, n2, 3);
 		  checkGraphOutArcList(G, n3, 0);
 		  checkGraphInArcList(G, n1, 1);
 		  checkGraphInArcList(G, n2, 1);
 		  checkGraphInArcList(G, n3, 2);
 		  checkGraphConArcList(G, 4);
 		  checkNodeIds(G);
 		  checkArcIds(G);
 		  checkGraphNodeMap(G);
 		  checkGraphArcMap(G);
+		}
 		void checkFullDigraph(int num) {
 		  typedef FullDigraph Digraph;
 		  DIGRAPH_TYPEDEFS(Digraph);
 		  Digraph G(num);
 		  checkGraphNodeList(G, num);
 		  checkGraphArcList(G, num * num);
 		  for (NodeIt n(G); n != INVALID; ++n) {
 		    checkGraphOutArcList(G, n, num);
 		    checkGraphInArcList(G, n, num);
+		  }
 		  checkGraphConArcList(G, num * num);
 		  checkNodeIds(G);
 		  checkArcIds(G);
 		  checkGraphNodeMap(G);
 		  checkGraphArcMap(G);
 		  for (int i = 0; i < G.nodeNum(); ++i) {
 		    check(G.index(G(i)) == i, "Wrong index");
+		  }
 		  for (NodeIt s(G); s != INVALID; ++s) {
 		    for (NodeIt t(G); t != INVALID; ++t) {
 		      Arc a = G.arc(s, t);
 		      check(G.source(a) == s && G.target(a) == t, "Wrong arc lookup");
+		    }
+		  }
+		}
 		void checkHypercubeDigraph(int dim) {
 		  DIGRAPH_TYPEDEFS(HypercubeDigraph);
 		  HypercubeDigraph G(dim);
 		  checkGraphNodeList(G, 1 << dim);
 		  checkGraphArcList(G, (1 << dim) * dim);
 		  Node n = G.nodeFromId(dim);
 		  checkGraphOutArcList(G, n, dim);
 		  for (OutArcIt a(G, n); a != INVALID; ++a)
 		    check(G.source(a) == n &&
 		          G.id(G.target(a)) == G.id(n) ^ (1 << G.dimension(a)),
 		          "Wrong arc");
 		  checkGraphInArcList(G, n, dim);
 		  for (InArcIt a(G, n); a != INVALID; ++a)
 		    check(G.target(a) == n &&
 		          G.id(G.source(a)) == G.id(n) ^ (1 << G.dimension(a)),
 		          "Wrong arc");
 		  checkGraphConArcList(G, (1 << dim) * dim);
 		  checkNodeIds(G);
 		  checkArcIds(G);
 		  checkGraphNodeMap(G);
 		  checkGraphArcMap(G);
+		}
 		void checkConcepts() {
 		  { // Checking digraph components
 		    checkConcept<BaseDigraphComponent, BaseDigraphComponent >();
 		    checkConcept<IDableDigraphComponent<>,
 		      IDableDigraphComponent<> >();
 		    checkConcept<IterableDigraphComponent<>,
 		      IterableDigraphComponent<> >();
 		    checkConcept<MappableDigraphComponent<>,
 		      MappableDigraphComponent<> >();
+		  }
 		  { // Checking skeleton digraph
 		    checkConcept<Digraph, Digraph>();
+		  }
 		  { // Checking ListDigraph
 		    checkConcept<Digraph, ListDigraph>();
 		    checkConcept<AlterableDigraphComponent<>, ListDigraph>();
 		    checkConcept<ExtendableDigraphComponent<>, ListDigraph>();
 		    checkConcept<ClearableDigraphComponent<>, ListDigraph>();
 		    checkConcept<ErasableDigraphComponent<>, ListDigraph>();
+		  }
 		  { // Checking SmartDigraph
 		    checkConcept<Digraph, SmartDigraph>();
 		    checkConcept<AlterableDigraphComponent<>, SmartDigraph>();
 		    checkConcept<ExtendableDigraphComponent<>, SmartDigraph>();
 		    checkConcept<ClearableDigraphComponent<>, SmartDigraph>();
+		  }
 		  { // Checking FullDigraph
 		    checkConcept<Digraph, FullDigraph>();
+		  }
 		  { // Checking HypercubeDigraph
 		    checkConcept<Digraph, HypercubeDigraph>();
+		  }
+		}
 		template <typename Digraph>
 		void checkDigraphValidity() {
 		  TEMPLATE_DIGRAPH_TYPEDEFS(Digraph);
 		  Digraph g;
 		  Node
 		    n1 = g.addNode(),
 		    n2 = g.addNode(),
 		    n3 = g.addNode();
 		  Arc
 		    e1 = g.addArc(n1, n2),
 		    e2 = g.addArc(n2, n3);
 		  check(g.valid(n1), "Wrong validity check");
 		  check(g.valid(e1), "Wrong validity check");
 		  check(!g.valid(g.nodeFromId(-1)), "Wrong validity check");
 		  check(!g.valid(g.arcFromId(-1)), "Wrong validity check");
+		}
 		template <typename Digraph>
 		void checkDigraphValidityErase() {
 		  TEMPLATE_DIGRAPH_TYPEDEFS(Digraph);
 		  Digraph g;
 		  Node
 		    n1 = g.addNode(),
 		    n2 = g.addNode(),
 		    n3 = g.addNode();
 		  Arc
 		    e1 = g.addArc(n1, n2),
 		    e2 = g.addArc(n2, n3);
 		  check(g.valid(n1), "Wrong validity check");
 		  check(g.valid(e1), "Wrong validity check");
 		  g.erase(n1);
 		  check(!g.valid(n1), "Wrong validity check");
 		  check(g.valid(n2), "Wrong validity check");
 		  check(g.valid(n3), "Wrong validity check");
 		  check(!g.valid(e1), "Wrong validity check");
 		  check(g.valid(e2), "Wrong validity check");
 		  check(!g.valid(g.nodeFromId(-1)), "Wrong validity check");
 		  check(!g.valid(g.arcFromId(-1)), "Wrong validity check");
+		}
 		void checkDigraphs() {
 		  { // Checking ListDigraph
 		    checkDigraph<ListDigraph>();
 		    checkDigraphValidityErase<ListDigraph>();
+		  }
 		  { // Checking SmartDigraph
 		    checkDigraph<SmartDigraph>();
 		    checkDigraphValidity<SmartDigraph>();
+		  }
 		  { // Checking FullDigraph
 		    checkFullDigraph(8);
+		  }
 		  { // Checking HypercubeDigraph
 		    checkHypercubeDigraph(1);
 		    checkHypercubeDigraph(2);
 		    checkHypercubeDigraph(3);
 		    checkHypercubeDigraph(4);
+		  }
+		}
 		int main() {
 		  checkDigraphs();
 		  checkConcepts();
 		  return 0;
+		}

test/graph_test.cc

Show inline comments

 		/* -*- mode: C++; indent-tabs-mode: nil; -*-
+		 *
 		 * This file is a part of LEMON, a generic C++ optimization library.
+		 *
 		 * Copyright (C) 2003-2008
 		 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
 		 * (Egervary Research Group on Combinatorial Optimization, EGRES).
+		 *
 		 * Permission to use, modify and distribute this software is granted
 		 * provided that this copyright notice appears in all copies. For
 		 * precise terms see the accompanying LICENSE file.
+		 *
 		 * This software is provided "AS IS" with no warranty of any kind,
 		 * express or implied, and with no claim as to its suitability for any
 		 * purpose.
+		 *
 		 */
 		#include <lemon/concepts/graph.h>
 		#include <lemon/list_graph.h>
 		#include <lemon/smart_graph.h>
 		#include <lemon/full_graph.h>
 		#include <lemon/grid_graph.h>
 		#include <lemon/hypercube_graph.h>
 		#include "test_tools.h"
 		#include "graph_test.h"
 		using namespace lemon;
 		using namespace lemon::concepts;
 		template <class Graph>
 		void checkGraph() {
 		  TEMPLATE_GRAPH_TYPEDEFS(Graph);
 		  Graph G;
 		  checkGraphNodeList(G, 0);
 		  checkGraphEdgeList(G, 0);
 		  Node
 		    n1 = G.addNode(),
 		    n2 = G.addNode(),
 		    n3 = G.addNode();
 		  checkGraphNodeList(G, 3);
 		  checkGraphEdgeList(G, 0);
 		  Edge e1 = G.addEdge(n1, n2);
 		  check((G.u(e1) == n1 && G.v(e1) == n2) || (G.u(e1) == n2 && G.v(e1) == n1),
 		        "Wrong edge");
 		  checkGraphNodeList(G, 3);
 		  checkGraphArcList(G, 2);
 		  checkGraphEdgeList(G, 1);
 		  checkGraphOutArcList(G, n1, 1);
 		  checkGraphOutArcList(G, n2, 1);
 		  checkGraphOutArcList(G, n3, 0);
 		  checkGraphInArcList(G, n1, 1);
 		  checkGraphInArcList(G, n2, 1);
 		  checkGraphInArcList(G, n3, 0);
 		  checkGraphIncEdgeList(G, n1, 1);
 		  checkGraphIncEdgeList(G, n2, 1);
 		  checkGraphIncEdgeList(G, n3, 0);
 		  checkGraphConArcList(G, 2);
 		  checkGraphConEdgeList(G, 1);
 		  Edge e2 = G.addEdge(n2, n1), e3 = G.addEdge(n2, n3);
 		  checkGraphNodeList(G, 3);
 		  checkGraphArcList(G, 6);
 		  checkGraphEdgeList(G, 3);
@@ -132,96 +133,99 @@
 		      Arc a = G.arc(u, v);
 		      if (u == v) {
 		        check(e == INVALID, "Wrong edge lookup");
 		        check(a == INVALID, "Wrong arc lookup");
 		      } else {
 		        check((G.u(e) == u && G.v(e) == v) ||
 		              (G.u(e) == v && G.v(e) == u), "Wrong edge lookup");
 		        check(G.source(a) == u && G.target(a) == v, "Wrong arc lookup");
+		      }
+		    }
+		  }
+		}
 		void checkConcepts() {
 		  { // Checking graph components
 		    checkConcept<BaseGraphComponent, BaseGraphComponent >();
 		    checkConcept<IDableGraphComponent<>,
 		      IDableGraphComponent<> >();
 		    checkConcept<IterableGraphComponent<>,
 		      IterableGraphComponent<> >();
 		    checkConcept<MappableGraphComponent<>,
 		      MappableGraphComponent<> >();
+		  }
 		  { // Checking skeleton graph
 		    checkConcept<Graph, Graph>();
+		  }
 		  { // Checking ListGraph
 		    checkConcept<Graph, ListGraph>();
 		    checkConcept<AlterableGraphComponent<>, ListGraph>();
 		    checkConcept<ExtendableGraphComponent<>, ListGraph>();
 		    checkConcept<ClearableGraphComponent<>, ListGraph>();
 		    checkConcept<ErasableGraphComponent<>, ListGraph>();
+		  }
 		  { // Checking SmartGraph
 		    checkConcept<Graph, SmartGraph>();
 		    checkConcept<AlterableGraphComponent<>, SmartGraph>();
 		    checkConcept<ExtendableGraphComponent<>, SmartGraph>();
 		    checkConcept<ClearableGraphComponent<>, SmartGraph>();
+		  }
 		  { // Checking FullGraph
 		    checkConcept<Graph, FullGraph>();
+		  }
 		  { // Checking GridGraph
 		    checkConcept<Graph, GridGraph>();
+		  }
 		  { // Checking HypercubeGraph
 		    checkConcept<Graph, HypercubeGraph>();
+		  }
+		}
 		template <typename Graph>
 		void checkGraphValidity() {
 		  TEMPLATE_GRAPH_TYPEDEFS(Graph);
 		  Graph g;
 		  Node
 		    n1 = g.addNode(),
 		    n2 = g.addNode(),
 		    n3 = g.addNode();
 		  Edge
 		    e1 = g.addEdge(n1, n2),
 		    e2 = g.addEdge(n2, n3);
 		  check(g.valid(n1), "Wrong validity check");
 		  check(g.valid(e1), "Wrong validity check");
 		  check(g.valid(g.direct(e1, true)), "Wrong validity check");
 		  check(!g.valid(g.nodeFromId(-1)), "Wrong validity check");
 		  check(!g.valid(g.edgeFromId(-1)), "Wrong validity check");
 		  check(!g.valid(g.arcFromId(-1)), "Wrong validity check");
+		}
 		template <typename Graph>
 		void checkGraphValidityErase() {
 		  TEMPLATE_GRAPH_TYPEDEFS(Graph);
 		  Graph g;
 		  Node
 		    n1 = g.addNode(),
 		    n2 = g.addNode(),
 		    n3 = g.addNode();
 		  Edge
 		    e1 = g.addEdge(n1, n2),
 		    e2 = g.addEdge(n2, n3);
 		  check(g.valid(n1), "Wrong validity check");
 		  check(g.valid(e1), "Wrong validity check");
 		  check(g.valid(g.direct(e1, true)), "Wrong validity check");
 		  g.erase(n1);
 		  check(!g.valid(n1), "Wrong validity check");
 		  check(g.valid(n2), "Wrong validity check");
 		  check(g.valid(n3), "Wrong validity check");
@@ -267,75 +271,129 @@
+		  }
 		  for (int i = 0; i < width; ++i) {
 		    for (int j = 0; j < height - 1; ++j) {
 		      check(G.source(G.up(G(i, j))) == G(i, j), "Wrong up");
 		      check(G.target(G.up(G(i, j))) == G(i, j + 1), "Wrong up");
+		    }
 		    check(G.up(G(i, height - 1)) == INVALID, "Wrong up");
+		  }
 		  for (int i = 0; i < width; ++i) {
 		    for (int j = 1; j < height; ++j) {
 		      check(G.source(G.down(G(i, j))) == G(i, j), "Wrong down");
 		      check(G.target(G.down(G(i, j))) == G(i, j - 1), "Wrong down");
+		    }
 		    check(G.down(G(i, 0)) == INVALID, "Wrong down");
+		  }
 		  checkGraphNodeList(G, width * height);
 		  checkGraphEdgeList(G, width * (height - 1) + (width - 1) * height);
 		  checkGraphArcList(G, 2 * (width * (height - 1) + (width - 1) * height));
 		  for (NodeIt n(G); n != INVALID; ++n) {
 		    int nb = 4;
 		    if (G.col(n) == 0) --nb;
 		    if (G.col(n) == width - 1) --nb;
 		    if (G.row(n) == 0) --nb;
 		    if (G.row(n) == height - 1) --nb;
 		    checkGraphOutArcList(G, n, nb);
 		    checkGraphInArcList(G, n, nb);
 		    checkGraphIncEdgeList(G, n, nb);
+		  }
 		  checkArcDirections(G);
 		  checkGraphConArcList(G, 2 * (width * (height - 1) + (width - 1) * height));
 		  checkGraphConEdgeList(G, width * (height - 1) + (width - 1) * height);
 		  checkNodeIds(G);
 		  checkArcIds(G);
 		  checkEdgeIds(G);
 		  checkGraphNodeMap(G);
 		  checkGraphArcMap(G);
 		  checkGraphEdgeMap(G);
+		}
 		void checkHypercubeGraph(int dim) {
 		  GRAPH_TYPEDEFS(HypercubeGraph);
 		  HypercubeGraph G(dim);
 		  checkGraphNodeList(G, 1 << dim);
 		  checkGraphEdgeList(G, dim * (1 << dim-1));
 		  checkGraphArcList(G, dim * (1 << dim));
 		  Node n = G.nodeFromId(dim);
 		  for (NodeIt n(G); n != INVALID; ++n) {
 		    checkGraphIncEdgeList(G, n, dim);
 		    for (IncEdgeIt e(G, n); e != INVALID; ++e) {
 		      check( (G.u(e) == n &&
 		              G.id(G.v(e)) == G.id(n) ^ (1 << G.dimension(e))) ||
 		             (G.v(e) == n &&
 		              G.id(G.u(e)) == G.id(n) ^ (1 << G.dimension(e))),
 		             "Wrong edge or wrong dimension");
+		    }
 		    checkGraphOutArcList(G, n, dim);
 		    for (OutArcIt a(G, n); a != INVALID; ++a) {
 		      check(G.source(a) == n &&
 		            G.id(G.target(a)) == G.id(n) ^ (1 << G.dimension(a)),
 		            "Wrong arc or wrong dimension");
+		    }
 		    checkGraphInArcList(G, n, dim);
 		    for (InArcIt a(G, n); a != INVALID; ++a) {
 		      check(G.target(a) == n &&
 		            G.id(G.source(a)) == G.id(n) ^ (1 << G.dimension(a)),
 		            "Wrong arc or wrong dimension");
+		    }
+		  }
 		  checkGraphConArcList(G, (1 << dim) * dim);
 		  checkGraphConEdgeList(G, dim * (1 << dim-1));
 		  checkArcDirections(G);
 		  checkNodeIds(G);
 		  checkArcIds(G);
 		  checkEdgeIds(G);
 		  checkGraphNodeMap(G);
 		  checkGraphArcMap(G);
 		  checkGraphEdgeMap(G);
+		}
 		void checkGraphs() {
 		  { // Checking ListGraph
 		    checkGraph<ListGraph>();
 		    checkGraphValidityErase<ListGraph>();
+		  }
 		  { // Checking SmartGraph
 		    checkGraph<SmartGraph>();
 		    checkGraphValidity<SmartGraph>();
+		  }
 		  { // Checking FullGraph
 		    checkFullGraph(7);
 		    checkFullGraph(8);
+		  }
 		  { // Checking GridGraph
 		    checkGridGraph(5, 8);
 		    checkGridGraph(8, 5);
 		    checkGridGraph(5, 5);
 		    checkGridGraph(0, 0);
 		    checkGridGraph(1, 1);
+		  }
 		  { // Checking HypercubeGraph
 		    checkHypercubeGraph(1);
 		    checkHypercubeGraph(2);
 		    checkHypercubeGraph(3);
 		    checkHypercubeGraph(4);
+		  }
+		}
 		int main() {
 		  checkConcepts();
 		  checkGraphs();
 		  return 0;
+		}

tools/lemon-0.x-to-1.x.sh

Show inline comments

@@ -36,60 +36,61 @@
 		        -e "s/IncEdgeIt/_In_cEd_geIt_label_/g"\
 		        -e "s/\<Edge\>/_Ar_c_label_/g"\
 		        -e "s/\<edge\>/_ar_c_label_/g"\
 		        -e "s/\<Edges\>/_Ar_c_label_s/g"\
 		        -e "s/\<edges\>/_ar_c_label_s/g"\
 		        -e "s/_Edge/__Ed_ge_label_/g"\
 		        -e "s/Edge\([a-z_]\)/_Ed_ge_label_\1/g"\
 		        -e "s/edge\([a-z_]\)/_ed_ge_label_\1/g"\
 		        -e "s/\([a-z_]\)edge/\1_ed_ge_label_/g"\
 		        -e "s/Edge/_Ar_c_label_/g"\
 		        -e "s/edge/_ar_c_label_/g"\
 		        -e "s/A[Nn]ode/_Re_d_label_/g"\
 		        -e "s/B[Nn]ode/_Blu_e_label_/g"\
 		        -e "s/A-[Nn]ode/_Re_d_label_/g"\
 		        -e "s/B-[Nn]ode/_Blu_e_label_/g"\
 		        -e "s/a[Nn]ode/_re_d_label_/g"\
 		        -e "s/b[Nn]ode/_blu_e_label_/g"\
 		        -e "s/\<UGRAPH_TYPEDEFS\([ \t]*([ \t]*\)typename[ \t]/TEMPLATE__GR_APH_TY_PEDE_FS_label_\1/g"\
 		        -e "s/\<GRAPH_TYPEDEFS\([ \t]*([ \t]*\)typename[ \t]/TEMPLATE__DIGR_APH_TY_PEDE_FS_label_\1/g"\
 		        -e "s/\<UGRAPH_TYPEDEFS\>/_GR_APH_TY_PEDE_FS_label_/g"\
 		        -e "s/\<GRAPH_TYPEDEFS\>/_DIGR_APH_TY_PEDE_FS_label_/g"\
 		        -e "s/_Digr_aph_label_/Digraph/g"\
 		        -e "s/_digr_aph_label_/digraph/g"\
 		        -e "s/_Gr_aph_label_/Graph/g"\
 		        -e "s/_gr_aph_label_/graph/g"\
 		        -e "s/_Ar_c_label_/Arc/g"\
 		        -e "s/_ar_c_label_/arc/g"\
 		        -e "s/_Ed_ge_label_/Edge/g"\
 		        -e "s/_ed_ge_label_/edge/g"\
 		        -e "s/_In_cEd_geIt_label_/IncEdgeIt/g"\
 		        -e "s/_Re_d_label_/Red/g"\
 		        -e "s/_Blu_e_label_/Blue/g"\
 		        -e "s/_re_d_label_/red/g"\
 		        -e "s/_blu_e_label_/blue/g"\
 		        -e "s/_GR_APH_TY_PEDE_FS_label_/GRAPH_TYPEDEFS/g"\
 		        -e "s/_DIGR_APH_TY_PEDE_FS_label_/DIGRAPH_TYPEDEFS/g"\
 		        -e "s/DigraphToEps/GraphToEps/g"\
 		        -e "s/digraphToEps/graphToEps/g"\
 		        -e "s/\<DefPredMap\>/SetPredMap/g"\
 		        -e "s/\<DefDistMap\>/SetDistMap/g"\
 		        -e "s/\<DefReachedMap\>/SetReachedMap/g"\
 		        -e "s/\<DefProcessedMap\>/SetProcessedMap/g"\
 		        -e "s/\<DefHeap\>/SetHeap/g"\
 		        -e "s/\<DefStandardHeap\>/SetStandradHeap/g"\
 		        -e "s/\<DefOperationTraits\>/SetOperationTraits/g"\
 		        -e "s/\<DefProcessedMapToBeDefaultMap\>/SetStandardProcessedMap/g"\
 		        -e "s/\<copyGraph\>/graphCopy/g"\
 		        -e "s/\<copyDigraph\>/digraphCopy/g"\
 		        -e "s/\<HyperCubeDigraph\>/HypercubeGraph/g"\
 		        -e "s/\<IntegerMap\>/RangeMap/g"\
 		        -e "s/\<integerMap\>/rangeMap/g"\
 		        -e "s/\<\([sS]\)tdMap\>/\1parseMap/g"\
 		        -e "s/\<\([Ff]\)unctorMap\>/\1unctorToMap/g"\
 		        -e "s/\<\([Mm]\)apFunctor\>/\1apToFunctor/g"\
 		        -e "s/\<\([Ff]\)orkWriteMap\>/\1orkMap/g"\
 		        -e "s/\<StoreBoolMap\>/LoggerBoolMap/g"\
 		        -e "s/\<storeBoolMap\>/loggerBoolMap/g"\
 		        -e "s/\<BoundingBox\>/Box/g"\
 		    <$i > $TMP
 		    mv $TMP $i
 		done

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