RhodeCode

///\file

///\brief StaticDigraph class.

#include <lemon/core.h>

#include <lemon/bits/graph_extender.h>

namespace lemon {

  class StaticDigraphBase {

  public:

    StaticDigraphBase() 

        node_first_out(NULL), node_first_in(NULL),

        arc_source(NULL), arc_target(NULL), 

        arc_next_in(NULL), arc_next_out(NULL) {}

    ~StaticDigraphBase() {

        delete[] node_first_out;

        delete[] node_first_in;

        delete[] arc_source;

        delete[] arc_target;

        delete[] arc_next_out;

        delete[] arc_next_in;

      }

    }

    class Node {

      friend class StaticDigraphBase;

    protected:

      bool operator()(const Arc& left, const Arc& right) const {

	return nodeRef[digraph.target(left)] < nodeRef[digraph.target(right)];

      }

    private:

      const Digraph& digraph;

      const NodeRefMap& nodeRef;

    };

  public:

    typedef True BuildTag;

        delete[] node_first_out;

        delete[] node_first_in;

        delete[] arc_source;

        delete[] arc_target;

        delete[] arc_next_out;

        delete[] arc_next_in;

      }

      typedef typename Digraph::Node GNode;

      typedef typename Digraph::Arc GArc;

      node_num = countNodes(digraph);

      arc_num = countArcs(digraph);

      node_first_out = new int[node_num + 1];

      node_first_in = new int[node_num];

      arc_source = new int[arc_num];

      arc_target = new int[arc_num];

      arc_next_out = new int[arc_num];

      arc_next_in = new int[arc_num];

      int node_index = 0;

    void fastFirstOut(Arc& e, const Node& n) const {

      e.id = node_first_out[n.id];

    }

    static void fastNextOut(Arc& e) {

      ++e.id;

    }

    void fastLastOut(Arc& e, const Node& n) const {

      e.id = node_first_out[n.id + 1];

    }

    int node_num;

    int arc_num;

    int *node_first_out;

    int *node_first_in;

    int *arc_source;

    int *arc_target;

    int *arc_next_in;

    int *arc_next_out;

  };

  typedef DigraphExtender<StaticDigraphBase> ExtendedStaticDigraphBase;

  class StaticDigraph : public ExtendedStaticDigraphBase {

  public:

    typedef ExtendedStaticDigraphBase Parent;

  protected:

    using Parent::fastFirstOut;

    using Parent::fastNextOut;

    using Parent::fastLastOut;

  public:

    class OutArcIt : public Arc {

    public:

      }

      OutArcIt& operator++() { 

        StaticDigraph::fastNextOut(*this);

        if (last == *this) *this = INVALID;

        return *this; 

      }

    private:

      Arc last;

    };

  };

}

#endif

 * 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 "test_tools.h"

#include "graph_test.h"

using namespace lemon;

using namespace lemon::concepts;

template <class Digraph>

void checkDigraphBuild() {

  TEMPLATE_DIGRAPH_TYPEDEFS(Digraph);

  Digraph G;

    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>();

  }

}

template <typename Digraph>

void checkDigraphValidity() {

  TEMPLATE_DIGRAPH_TYPEDEFS(Digraph);

  Digraph g;

  Node

    n1 = g.addNode(),

  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 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);

  }

    checkDigraphSplit<ListDigraph>();

    checkDigraphAlter<ListDigraph>();

    checkDigraphErase<ListDigraph>();

    checkDigraphSnapshot<ListDigraph>();

    checkDigraphValidityErase<ListDigraph>();

  }

  { // Checking SmartDigraph

    checkDigraphBuild<SmartDigraph>();

    checkDigraphSplit<SmartDigraph>();

    checkDigraphSnapshot<SmartDigraph>();

    checkDigraphValidity<SmartDigraph>();

  }

  { // Checking FullDigraph

    checkFullDigraph(8);

  }

}

int main() {

  checkDigraphs();

  checkConcepts();

  return 0;

}