structuralConstraintTabuList.h

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/***************************************************************************
 *   Copyright (C) 2005 by Christophe GONZALES and Pierre-Henri WUILLEMIN  *
 *   {prenom.nom}_at_lip6.fr                                               *
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 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
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 *   This program is distributed in the hope that it will be useful,       *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
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 ***************************************************************************/
#ifndef GUM_LEARNING_STRUCTURAL_CONSTRAINT_TABU_LIST_H
#define GUM_LEARNING_STRUCTURAL_CONSTRAINT_TABU_LIST_H

#include <limits>

#include <agrum/agrum.h>
#include <agrum/core/bijection.h>
#include <agrum/learning/constraints/structuralConstraint.h>
#include <agrum/learning/structureUtils/graphChange.h>

#define GUM_STRUCTURAL_CONSTRAINT_TABU_LIST_DEFAULT_SIZE 2

namespace gum {

  namespace learning {

    class StructuralConstraintTabuList : public virtual StructuralConstraintEmpty {
      public:
      // ##########################################################################
      // ##########################################################################

      StructuralConstraintTabuList();

      StructuralConstraintTabuList(const DiGraph& graph);

      StructuralConstraintTabuList(const StructuralConstraintTabuList& from);

      StructuralConstraintTabuList(StructuralConstraintTabuList&& from);

      virtual ~StructuralConstraintTabuList();


      // ##########################################################################
      // ##########################################################################

      StructuralConstraintTabuList&
         operator=(const StructuralConstraintTabuList& from);

      StructuralConstraintTabuList& operator=(StructuralConstraintTabuList&& from);


      // ##########################################################################
      // ##########################################################################

      void setTabuListSize(Size new_size);

      void setGraphAlone(const DiGraph& graph);


      void modifyGraphAlone(const ArcAddition& change);


      void modifyGraphAlone(const ArcDeletion& change);


      void modifyGraphAlone(const ArcReversal& change);


      void modifyGraphAlone(const GraphChange& change);


      bool isAlwaysInvalidAlone(const GraphChange& change) const;


      bool checkArcAdditionAlone(NodeId x, NodeId y) const;


      bool checkArcDeletionAlone(NodeId x, NodeId y) const;


      bool checkArcReversalAlone(NodeId x, NodeId y) const;


      bool checkModificationAlone(const GraphChange& change) const;


      bool checkModificationAlone(const ArcAddition& change) const;


      bool checkModificationAlone(const ArcDeletion& change) const;


      bool checkModificationAlone(const ArcReversal& change) const;


#ifndef DOXYGEN_SHOULD_SKIP_THIS
// include the set of methods that enable the structural constraint to
// be standalone, i.e., that it needs not be included into a
// StructuralConstraintSetStatic to be used by learning algorithms
#  define GUM_CONSTRAINT_CLASS_NAME StructuralConstraintTabuList
#  include <agrum/learning/constraints/structuralConstraintPatternHeader.h>
#  undef GUM_CONSTRAINT_CLASS_NAME
#endif   // DOXYGEN_SHOULD_SKIP_THIS

      protected:
      Bijection< GraphChange, NodeId > _TabuList__changes;

      NodeId _TabuList__offset{0};
    };

  } /* namespace learning */

} /* namespace gum */

#ifndef GUM_NO_INLINE
#  include <agrum/learning/constraints/structuralConstraintTabuList_inl.h>
#endif /* GUM_NO_INLINE */

#endif /* GUM_LEARNING_STRUCTURAL_TABU_LIST_H */