multiDimCombinationDefault.h

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/***************************************************************************
 *   Copyright (C) 2005 by Pierre-Henri WUILLEMIN et Christophe GONZALES   *
 *   {prenom.nom}_at_lip6.fr                                               *
 *                                                                         *
 *   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     *
 *   (at your option) any later version.                                   *
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 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
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 *   Free Software Foundation, Inc.,                                       *
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 ***************************************************************************/
#ifndef GUM_MULTI_DIM_COMBINATION_DEFAULT_H
#define GUM_MULTI_DIM_COMBINATION_DEFAULT_H

#include <agrum/core/sequence.h>
#include <agrum/multidim/utils/operators/multiDimCombination.h>
#include <agrum/variables/discreteVariable.h>

namespace gum {

  // clang-format off
  // clang-format on
  template < typename GUM_SCALAR, template < typename > class TABLE >
  class MultiDimCombinationDefault
      : public MultiDimCombination< GUM_SCALAR, TABLE > {
    public:
    // ========================================================================
    // ========================================================================

    MultiDimCombinationDefault(TABLE< GUM_SCALAR >* (*combine)(
       const TABLE< GUM_SCALAR >&, const TABLE< GUM_SCALAR >&));

    MultiDimCombinationDefault(
       const MultiDimCombinationDefault< GUM_SCALAR, TABLE >&);

    virtual ~MultiDimCombinationDefault();

    virtual MultiDimCombinationDefault< GUM_SCALAR, TABLE >* newFactory() const;

    // ========================================================================
    // ========================================================================

    virtual TABLE< GUM_SCALAR >*
                 combine(const Set< const TABLE< GUM_SCALAR >* >& set);
    virtual void combine(TABLE< GUM_SCALAR >&                     container,
                         const Set< const TABLE< GUM_SCALAR >* >& set);

    virtual void setCombineFunction(TABLE< GUM_SCALAR >* (*combine)(
       const TABLE< GUM_SCALAR >&, const TABLE< GUM_SCALAR >&));

    virtual TABLE< GUM_SCALAR >* (*combineFunction())(const TABLE< GUM_SCALAR >&,
                                                      const TABLE< GUM_SCALAR >&);

    virtual float nbOperations(const Set< const TABLE< GUM_SCALAR >* >& set) const;
    virtual float nbOperations(
       const Set< const Sequence< const DiscreteVariable* >* >& set) const;

    virtual std::pair< long, long >
                                    memoryUsage(const Set< const TABLE< GUM_SCALAR >* >& set) const;
    virtual std::pair< long, long > memoryUsage(
       const Set< const Sequence< const DiscreteVariable* >* >& set) const;


    protected:
    TABLE< GUM_SCALAR >* (*_combine)(const TABLE< GUM_SCALAR >& t1,
                                     const TABLE< GUM_SCALAR >& t2);

    Size _combinedSize(const Sequence< const DiscreteVariable* >& seq1,
                       const Sequence< const DiscreteVariable* >& seq2) const;
  };

} /* namespace gum */

// always include the template implementation
#include <agrum/multidim/utils/operators/multiDimCombinationDefault_tpl.h>

#endif /* GUM_MULTI_DIM_COMBINATION_DEFAULT_H */