CbcBranchFollow2.hpp

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00001 // $Id: CbcBranchFollow2.hpp 1574 2011-01-05 01:13:55Z lou $
00002 // Copyright (C) 2004, International Business Machines
00003 // Corporation and others.  All Rights Reserved.
00004 // This code is licensed under the terms of the Eclipse Public License (EPL).
00005 
00006 #ifndef CbcBranchFollowOn2_H
00007 #define CbcBranchFollowOn2_H
00008 
00009 #include "CbcBranchActual.hpp"
00010 #include "CoinPackedMatrix.hpp"
00011 
00012 
00026 class CbcFollowOn2 : public CbcObject {
00027 
00028 public:
00029 
00030   // Default Constructor 
00031   CbcFollowOn2 ();
00032 
00035   CbcFollowOn2 (CbcModel * model);
00036   
00037   // Copy constructor 
00038   CbcFollowOn2 ( const CbcFollowOn2 &);
00039    
00041   virtual CbcObject * clone() const;
00042 
00043   // Assignment operator 
00044   CbcFollowOn2 & operator=( const CbcFollowOn2& rhs);
00045 
00046   // Destructor 
00047   ~CbcFollowOn2 ();
00048   
00050   virtual double infeasibility(int & preferredWay) const;
00051 
00053   virtual void feasibleRegion();
00055   virtual CbcBranchingObject * createBranch(int way) ;
00059   virtual int gutsOfFollowOn2(int & otherRow, int & preferredWay,
00060                               int & effectiveRhs) const;
00061 
00063   inline int maximumRhs() const
00064   { return maximumRhs_;}
00065   inline void setMaximumRhs(int value)
00066   { maximumRhs_=value;}
00067 protected:
00070   CoinPackedMatrix matrix_;
00072   CoinPackedMatrix matrixByRow_; 
00074   int * rhs_;
00076   int maximumRhs_;
00077 };
00078 
00079 #endif

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