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/tmp/buildd/coinor-cbc-2.5.0/Cbc/src/CbcSubProblem.hpp

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00001 // Edwin 11/10/2009-- carved out of CbcBranchActual
00002 #ifndef CbcSubProblem_H
00003 #define CbcSubProblem_H
00004 
00005 #ifdef COIN_HAS_CLP
00006 #include "ClpSimplex.hpp"
00007 #include "ClpNode.hpp"
00008 
00012 class CoinWarmStartDiff;
00013 class CbcSubProblem {
00014 
00015 public:
00016 
00018     CbcSubProblem ();
00019 
00021     CbcSubProblem (const OsiSolverInterface * solver,
00022                    const double * lowerBefore,
00023                    const double * upperBefore,
00024                    const unsigned char * status,
00025                    int depth);
00026 
00028     CbcSubProblem ( const CbcSubProblem &);
00029 
00031     CbcSubProblem & operator= (const CbcSubProblem& rhs);
00032 
00034     virtual ~CbcSubProblem ();
00035 
00037     void apply(OsiSolverInterface * model, int what = 3) const;
00038 
00039 public:
00041     double objectiveValue_;
00043     double sumInfeasibilities_;
00046     int * variables_;
00048     double * newBounds_;
00050     mutable CoinWarmStartBasis * status_;
00052     int depth_;
00054     int numberChangedBounds_;
00056     int numberInfeasibilities_;
00057 };
00058 
00059 #endif //COIN_HAS_CLP
00060 #endif
00061 

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