/home/coin/SVN-release/Cbc-2.0.0/Cbc/src/CbcHeuristicRINS.hpp

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00001 // Copyright (C) 2006, International Business Machines
00002 // Corporation and others.  All Rights Reserved.
00003 #ifndef CbcHeuristicRINS_H
00004 #define CbcHeuristicRINS_H
00005 
00006 #include "CbcHeuristic.hpp"
00010 class CbcHeuristicRINS : public CbcHeuristic {
00011 public:
00012 
00013   // Default Constructor 
00014   CbcHeuristicRINS ();
00015 
00016   /* Constructor with model - assumed before cuts
00017      Initial version does not do Lps
00018   */
00019   CbcHeuristicRINS (CbcModel & model);
00020   
00021   // Copy constructor 
00022   CbcHeuristicRINS ( const CbcHeuristicRINS &);
00023    
00024   // Destructor 
00025   ~CbcHeuristicRINS ();
00026   
00028   virtual CbcHeuristic * clone() const;
00029 
00030 
00032   CbcHeuristicRINS & operator=(const CbcHeuristicRINS& rhs);
00033 
00035   virtual void generateCpp( FILE * fp) ;
00036 
00038   virtual void resetModel(CbcModel * model);
00039 
00041   virtual void setModel(CbcModel * model);
00042   
00043   using CbcHeuristic::solution ;
00048   virtual int solution(double & objectiveValue,
00049                        double * newSolution);
00051   int solutionFix(double & objectiveValue,
00052                   double * newSolution,
00053                   const int * keep);
00054 
00056   inline void setHowOften(int value)
00057   { howOften_=value;}
00059   inline char * used() const
00060   { return used_;}
00061 
00062 protected:
00063   // Data
00064 
00066   int numberSolutions_;
00068   int howOften_;
00070   int numberSuccesses_;
00072   int numberTries_;
00074   char * used_;
00075 };
00076 
00077 
00078 #endif

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