/home/coin/SVN-release/CoinAll-1.1.0/Cbc/src/CbcHeuristicLocal.hpp

Go to the documentation of this file.

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

#include "CbcHeuristic.hpp"
class CbcHeuristicLocal : public CbcHeuristic {
public:

  // Default Constructor 
  CbcHeuristicLocal ();

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

  CbcHeuristicLocal & operator=(const CbcHeuristicLocal& rhs);

  virtual void generateCpp( FILE * fp) ;

  virtual void resetModel(CbcModel * model);

  virtual void setModel(CbcModel * model);
  
  using CbcHeuristic::solution ;
  virtual int solution(double & objectiveValue,
                       double * newSolution);
  int solutionFix(double & objectiveValue,
                  double * newSolution,
                  const int * keep);

  inline void setSearchType(int value)
  { swap_=value;}
  inline char * used() const
  { return used_;}

protected:
  // Data

  // Original matrix by column
  CoinPackedMatrix matrix_;

  // Number of solutions so we only do after new solution
  int numberSolutions_;
  // Type of search 0=normal, 1=BAB
  int swap_;
  char * used_;
};


#endif

---