SbbHeuristicUser.hpp

// Copyright (C) 2002, International Business Machines
// Corporation and others.  All Rights Reserved.
#ifndef SbbHeuristicLocal_H
#define SbbHeuristicLocal_H

#include "SbbHeuristic.hpp"
class SbbLocalSearch : public SbbHeuristic {
public:

  // Default Constructor 
  SbbLocalSearch ();

  /* Constructor with model - assumed before cuts
     Initial version does not do Lps
  */
  SbbLocalSearch (SbbModel & model);
  
  // Copy constructor 
  SbbLocalSearch ( const SbbLocalSearch &);
   
  // Destructor 
  ~SbbLocalSearch ();
  
  virtual SbbHeuristic * clone() const;

  virtual void setModel(SbbModel * model);
  
  virtual int solution(double & objectiveValue,
                       double * newSolution);

protected:
  // Data

  // Original matrix by column
  CoinPackedMatrix matrix_;

  // Number of solutions so we only do after new solution
  int numberSolutions_;
  // Type of search 
  int swap_;

private:
  SbbLocalSearch & operator=(const SbbLocalSearch& rhs);
};


#endif

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