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# /home/coin/SVN-release/Cgl-0.53.1/Clp/src/ClpModel.hpp

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    00001 // Copyright (C) 2002, International Business Machines
    00002 // Corporation and others.  All Rights Reserved.
    00003 #ifndef ClpModel_H
    00004 #define ClpModel_H
    00005
    00006 #include "ClpConfig.h"
    00007
    00008 #include <iostream>
    00009 #include <cassert>
    00010 #include <cmath>
    00011 #include <vector>
    00012 #include <string>
    00013 //#ifndef COIN_USE_CLP
    00014 //#define COIN_USE_CLP
    00015 //#endif
    00016 #include "ClpPackedMatrix.hpp"
    00017 #include "CoinMessageHandler.hpp"
    00018 #include "CoinHelperFunctions.hpp"
    00019 #include "ClpParameters.hpp"
    00020 #include "ClpObjective.hpp"
    00021 class ClpEventHandler;
    00022
    00023 // Plus infinity
    00024 #ifndef COIN_DBL_MAX
    00025 #define COIN_DBL_MAX DBL_MAX
    00026 #endif
    00027
    00037 class CoinBuild;
    00038 class CoinModel;
    00039 class ClpModel {
    00040
    00041 public:
    00042
    00048
    00049     ClpModel (bool emptyMessages=false  );
    00050
    00055     ClpModel(const ClpModel & rhs, int scalingMode=-1);
    00057     ClpModel & operator=(const ClpModel & rhs);
    00062     ClpModel (const ClpModel * wholeModel,
    00063       int numberRows, const int * whichRows,
    00064       int numberColumns, const int * whichColumns,
    00065               bool dropNames=true, bool dropIntegers=true);
    00067     ~ClpModel (  );
    00069
    00083   void loadProblem (  const ClpMatrixBase& matrix,
    00084                      const double* collb, const double* colub,
    00085                      const double* obj,
    00086                      const double* rowlb, const double* rowub,
    00087                       const double * rowObjective=NULL);
    00088   void loadProblem (  const CoinPackedMatrix& matrix,
    00089                      const double* collb, const double* colub,
    00090                      const double* obj,
    00091                      const double* rowlb, const double* rowub,
    00092                       const double * rowObjective=NULL);
    00093
    00096   void loadProblem (  const int numcols, const int numrows,
    00097                      const CoinBigIndex* start, const int* index,
    00098                      const double* value,
    00099                      const double* collb, const double* colub,
    00100                      const double* obj,
    00101                       const double* rowlb, const double* rowub,
    00102                       const double * rowObjective=NULL);
    00108   int loadProblem (  CoinModel & modelObject,bool tryPlusMinusOne=false);
    00110   void loadProblem (  const int numcols, const int numrows,
    00111                      const CoinBigIndex* start, const int* index,
    00112                       const double* value,const int * length,
    00113                      const double* collb, const double* colub,
    00114                      const double* obj,
    00115                       const double* rowlb, const double* rowub,
    00116                       const double * rowObjective=NULL);
    00118   void loadQuadraticObjective(const int numberColumns,
    00119                               const CoinBigIndex * start,
    00120                               const int * column, const double * element);
    00121   void loadQuadraticObjective (  const CoinPackedMatrix& matrix);
    00123   void deleteQuadraticObjective();
    00125   void setRowObjective(const double * rowObjective);
    00127   int readMps(const char *filename,
    00128               bool keepNames=false,
    00129               bool ignoreErrors = false);
    00131   int readGMPL(const char *filename,const char * dataName,
    00132                bool keepNames=false);
    00134   void copyInIntegerInformation(const char * information);
    00136   void deleteIntegerInformation();
    00138   void setContinuous(int index);
    00140   void setInteger(int index);
    00142   bool isInteger(int index) const;
    00144   void resize (int newNumberRows, int newNumberColumns);
    00146   void deleteRows(int number, const int * which);
    00148   void addRow(int numberInRow, const int * columns,
    00149                const double * elements, double rowLower=-COIN_DBL_MAX,
    00150               double rowUpper=COIN_DBL_MAX);
    00152   void addRows(int number, const double * rowLower,
    00153                const double * rowUpper,
    00154                const CoinBigIndex * rowStarts, const int * columns,
    00155                const double * elements);
    00157   void addRows(int number, const double * rowLower,
    00158                const double * rowUpper,
    00159                const CoinBigIndex * rowStarts, const int * rowLengths,
    00160                const int * columns,
    00161                const double * elements);
    00162 #ifndef CLP_NO_VECTOR
    00163   void addRows(int number, const double * rowLower,
    00164                const double * rowUpper,
    00165                const CoinPackedVectorBase * const * rows);
    00166 #endif
    00167
    00172   int addRows(const CoinBuild & buildObject,bool tryPlusMinusOne=false,
    00173                bool checkDuplicates=true);
    00182   int addRows(CoinModel & modelObject,bool tryPlusMinusOne=false,
    00183               bool checkDuplicates=true);
    00184
    00186   void deleteColumns(int number, const int * which);
    00188   void addColumn(int numberInColumn,
    00189                  const int * rows,
    00190                  const double * elements,
    00191                  double columnLower=0.0,
    00192                  double  columnUpper=COIN_DBL_MAX,
    00193                  double  objective=0.0);
    00195   void addColumns(int number, const double * columnLower,
    00196                   const double * columnUpper,
    00197                   const double * objective,
    00198                   const CoinBigIndex * columnStarts, const int * rows,
    00199                   const double * elements);
    00200   void addColumns(int number, const double * columnLower,
    00201                   const double * columnUpper,
    00202                   const double * objective,
    00203                   const CoinBigIndex * columnStarts, const int * columnLengths,
    00204                   const int * rows,
    00205                   const double * elements);
    00206 #ifndef CLP_NO_VECTOR
    00207   void addColumns(int number, const double * columnLower,
    00208                const double * columnUpper,
    00209                   const double * objective,
    00210                const CoinPackedVectorBase * const * columns);
    00211 #endif
    00212
    00217   int addColumns(const CoinBuild & buildObject,bool tryPlusMinusOne=false,
    00218                   bool checkDuplicates=true);
    00226   int addColumns(CoinModel & modelObject,bool tryPlusMinusOne=false,
    00227                  bool checkDuplicates=true);
    00229   inline void modifyCoefficient(int row, int column, double newElement,
    00230                            bool keepZero=false)
    00231         {matrix_->modifyCoefficient(row,column,newElement,keepZero);}
    00233   void chgRowLower(const double * rowLower);
    00235   void chgRowUpper(const double * rowUpper);
    00237   void chgColumnLower(const double * columnLower);
    00239   void chgColumnUpper(const double * columnUpper);
    00241   void chgObjCoefficients(const double * objIn);
    00245   void borrowModel(ClpModel & otherModel);
    00248   void returnModel(ClpModel & otherModel);
    00249
    00251   void createEmptyMatrix();
    00259   int cleanMatrix(double threshold=1.0e-20);
    00261   void copy(const ClpMatrixBase * from, ClpMatrixBase * & to);
    00262 #ifndef CLP_NO_STD
    00264   void dropNames();
    00266   void copyNames(std::vector<std::string> & rowNames,
    00267                  std::vector<std::string> & columnNames);
    00269   void copyRowNames(const std::vector<std::string> & rowNames,int first, int last);
    00271   void copyColumnNames(const std::vector<std::string> & columnNames, int first, int last);
    00273   void copyRowNames(const char * const * rowNames,int first, int last);
    00275   void copyColumnNames(const char * const * columnNames, int first, int last);
    00277   void setRowName(int rowIndex, std::string & name) ;
    00279   void setColumnName(int colIndex, std::string & name) ;
    00280 #endif
    00281
    00288   int findNetwork(char * rotate, double fractionNeeded=0.75);
    00291   CoinModel * createCoinModel() const;
    00292
    00305     int writeMps(const char *filename,
    00306                   int formatType=0,int numberAcross=2,
    00307                  double objSense=0.0) const ;
    00309
    00311
    00312    inline int numberRows() const {
    00313       return numberRows_;
    00314    }
    00315    inline int getNumRows() const {
    00316       return numberRows_;
    00317    }
    00319    inline int getNumCols() const {
    00320       return numberColumns_;
    00321    }
    00322    inline int numberColumns() const {
    00323       return numberColumns_;
    00324    }
    00326    inline double primalTolerance() const {
    00327       return dblParam_[ClpPrimalTolerance];
    00328    }
    00329    void setPrimalTolerance( double value) ;
    00331    inline double dualTolerance() const  { return dblParam_[ClpDualTolerance]; }
    00332    void setDualTolerance( double value) ;
    00334   inline double primalObjectiveLimit() const { return dblParam_[ClpPrimalObjectiveLimit];}
    00335   void setPrimalObjectiveLimit(double value);
    00337   inline double dualObjectiveLimit() const { return dblParam_[ClpDualObjectiveLimit];}
    00338   void setDualObjectiveLimit(double value);
    00340   inline double objectiveOffset() const { return dblParam_[ClpObjOffset];}
    00341   void setObjectiveOffset(double value);
    00343   inline double presolveTolerance() const
    00344   { return dblParam_[ClpPresolveTolerance];}
    00345 #ifndef CLP_NO_STD
    00346   inline std::string problemName() const { return strParam_[ClpProbName]; }
    00347 #endif
    00349    inline int numberIterations() const  { return numberIterations_; }
    00350    inline int getIterationCount() const { return numberIterations_; }
    00351   inline void setNumberIterations(int numberIterations)
    00352   { numberIterations_ = numberIterations;}
    00354   inline int solveType() const
    00355   { return solveType_;}
    00356   inline void setSolveType(int type)
    00357   { solveType_=type;}
    00359    inline int maximumIterations() const { return intParam_[ClpMaxNumIteration]; }
    00360    void setMaximumIterations(int value);
    00362    inline double maximumSeconds() const { return dblParam_[ClpMaxSeconds]; }
    00363    void setMaximumSeconds(double value);
    00365   bool hitMaximumIterations() const;
    00375    inline int status() const            { return problemStatus_; }
    00376    inline int problemStatus() const            { return problemStatus_; }
    00378   inline void setProblemStatus(int problemStatus)
    00379   { problemStatus_ = problemStatus;}
    00394    inline int secondaryStatus() const            { return secondaryStatus_; }
    00395   inline void setSecondaryStatus(int status)
    00396   { secondaryStatus_ = status;}
    00398    inline bool isAbandoned() const             { return problemStatus_==4; }
    00400    inline bool isProvenOptimal() const         { return problemStatus_==0; }
    00402    inline bool isProvenPrimalInfeasible() const { return problemStatus_==1; }
    00404    inline bool isProvenDualInfeasible() const  { return problemStatus_==2; }
    00406    bool isPrimalObjectiveLimitReached() const ;
    00408    bool isDualObjectiveLimitReached() const ;
    00410    inline bool isIterationLimitReached() const { return problemStatus_==3; }
    00412    inline double optimizationDirection() const {
    00413       return  optimizationDirection_;
    00414    }
    00415    inline double getObjSense() const    { return optimizationDirection_; }
    00416    void setOptimizationDirection(double value);
    00418    inline double * primalRowSolution() const    { return rowActivity_; }
    00419    inline const double * getRowActivity() const { return rowActivity_; }
    00421    inline double * primalColumnSolution() const { return columnActivity_; }
    00422    inline const double * getColSolution() const { return columnActivity_; }
    00423    inline void setColSolution(const double * input)
    00424    { memcpy(columnActivity_,input,numberColumns_*sizeof(double));}
    00426    inline double * dualRowSolution() const      { return dual_; }
    00427    inline const double * getRowPrice() const    { return dual_; }
    00429    inline double * dualColumnSolution() const   { return reducedCost_; }
    00430    inline const double * getReducedCost() const { return reducedCost_; }
    00432    inline double* rowLower() const              { return rowLower_; }
    00433    inline const double* getRowLower() const     { return rowLower_; }
    00435    inline double* rowUpper() const              { return rowUpper_; }
    00436    inline const double* getRowUpper() const     { return rowUpper_; }
    00437     //-------------------------------------------------------------------------
    00441        void setObjectiveCoefficient( int elementIndex, double elementValue );
    00443        inline void setObjCoeff( int elementIndex, double elementValue )
    00444        { setObjectiveCoefficient( elementIndex, elementValue);}
    00445
    00448        void setColumnLower( int elementIndex, double elementValue );
    00449
    00452        void setColumnUpper( int elementIndex, double elementValue );
    00453
    00455       void setColumnBounds( int elementIndex,
    00456         double lower, double upper );
    00457
    00466       void setColumnSetBounds(const int* indexFirst,
    00467                                    const int* indexLast,
    00468                                    const double* boundList);
    00469
    00472        inline void setColLower( int elementIndex, double elementValue )
    00473        { setColumnLower(elementIndex, elementValue);}
    00476        inline void setColUpper( int elementIndex, double elementValue )
    00477        { setColumnUpper(elementIndex, elementValue);}
    00478
    00480       inline void setColBounds( int elementIndex,
    00481         double lower, double upper )
    00482        { setColumnBounds(elementIndex, lower, upper);}
    00483
    00490       inline void setColSetBounds(const int* indexFirst,
    00491                                    const int* indexLast,
    00492                                    const double* boundList)
    00493       { setColumnSetBounds(indexFirst, indexLast, boundList);}
    00494
    00497       void setRowLower( int elementIndex, double elementValue );
    00498
    00501       void setRowUpper( int elementIndex, double elementValue ) ;
    00502
    00504       void setRowBounds( int elementIndex,
    00505                                  double lower, double upper ) ;
    00506
    00513       void setRowSetBounds(const int* indexFirst,
    00514                                    const int* indexLast,
    00515                                    const double* boundList);
    00516
    00518
    00519    inline const double * rowScale() const {return rowScale_;}
    00520    inline const double * columnScale() const {return columnScale_;}
    00521    inline const double * inverseRowScale() const {return inverseRowScale_;}
    00522    inline const double * inverseColumnScale() const {return inverseColumnScale_;}
    00523    inline double * mutableRowScale() const {return rowScale_;}
    00524    inline double * mutableColumnScale() const {return columnScale_;}
    00525    inline double * mutableInverseRowScale() const {return inverseRowScale_;}
    00526    inline double * mutableInverseColumnScale() const {return inverseColumnScale_;}
    00527    void setRowScale(double * scale) ;
    00528    void setColumnScale(double * scale);
    00530   inline double objectiveScale() const
    00531           { return objectiveScale_;}
    00532   inline void setObjectiveScale(double value)
    00533           { objectiveScale_ = value;}
    00535   inline double rhsScale() const
    00536           { return rhsScale_;}
    00537   inline void setRhsScale(double value)
    00538           { rhsScale_ = value;}
    00540    void scaling(int mode=1);
    00543   void unscale();
    00545    inline int scalingFlag() const {return scalingFlag_;}
    00547    inline double * objective() const
    00548   {
    00549     if (objective_) {
    00550       double offset;
    00551       return objective_->gradient(NULL,NULL,offset,false);
    00552     } else {
    00553       return NULL;
    00554     }
    00555   }
    00556    inline double * objective(const double * solution, double & offset,bool refresh=true) const
    00557   {
    00558     offset=0.0;
    00559     if (objective_) {
    00560       return objective_->gradient(NULL,solution,offset,refresh);
    00561     } else {
    00562       return NULL;
    00563     }
    00564   }
    00565    inline const double * getObjCoefficients() const
    00566   {
    00567     if (objective_) {
    00568       double offset;
    00569       return objective_->gradient(NULL,NULL,offset,false);
    00570     } else {
    00571       return NULL;
    00572     }
    00573   }
    00575    inline double * rowObjective() const         { return rowObjective_; }
    00576    inline const double * getRowObjCoefficients() const {
    00577       return rowObjective_;
    00578    }
    00580    inline double * columnLower() const          { return columnLower_; }
    00581    inline const double * getColLower() const    { return columnLower_; }
    00583    inline double * columnUpper() const          { return columnUpper_; }
    00584    inline const double * getColUpper() const    { return columnUpper_; }
    00586    inline CoinPackedMatrix * matrix() const {
    00587      if ( matrix_ == NULL ) return NULL;
    00588      else return matrix_->getPackedMatrix();
    00589    }
    00591    inline int getNumElements() const
    00592      { return matrix_->getNumElements();}
    00595    inline double getSmallElementValue() const
    00596   { return smallElement_;}
    00597   inline void setSmallElementValue(double value)
    00598   { smallElement_=value;}
    00600    inline ClpMatrixBase * rowCopy() const       { return rowCopy_; }
    00602    inline ClpMatrixBase * clpMatrix() const     { return matrix_; }
    00604    inline ClpPackedMatrix * clpScaledMatrix() const     { return scaledMatrix_; }
    00606    inline void setClpScaledMatrix(ClpPackedMatrix * scaledMatrix)
    00607   { delete scaledMatrix_; scaledMatrix_=scaledMatrix; }
    00613    void replaceMatrix(ClpMatrixBase * matrix,bool deleteCurrent=false);
    00619    inline void replaceMatrix(CoinPackedMatrix * matrix,
    00620                              bool deleteCurrent=false)
    00621   { replaceMatrix(new ClpPackedMatrix(matrix),deleteCurrent);}
    00623    inline double objectiveValue() const {
    00624       return objectiveValue_*optimizationDirection_ - dblParam_[ClpObjOffset];
    00625    }
    00626   inline void setObjectiveValue(double value) {
    00627     objectiveValue_ = (value+ dblParam_[ClpObjOffset])/optimizationDirection_;
    00628    }
    00629    inline double getObjValue() const {
    00630       return objectiveValue_*optimizationDirection_ - dblParam_[ClpObjOffset];
    00631    }
    00633    inline char * integerInformation() const     { return integerType_; }
    00636    double * infeasibilityRay() const;
    00637    double * unboundedRay() const;
    00639   inline bool statusExists() const
    00640   { return (status_!=NULL);}
    00642   inline unsigned char *  statusArray() const
    00643   { return status_;}
    00646   unsigned char *  statusCopy() const;
    00648   void copyinStatus(const unsigned char * statusArray);
    00649
    00651   inline void setUserPointer (void * pointer)
    00652   { userPointer_=pointer;}
    00653   inline void * getUserPointer () const
    00654   { return userPointer_;}
    00656   inline int whatsChanged() const
    00657           { return whatsChanged_;}
    00658   inline void setWhatsChanged(int value)
    00659           { whatsChanged_ = value;}
    00661   inline int numberThreads() const
    00662           { return numberThreads_;}
    00663   inline void setNumberThreads(int value)
    00664           { numberThreads_ = value;}
    00666
    00668
    00669    void passInMessageHandler(CoinMessageHandler * handler);
    00671   CoinMessageHandler * pushMessageHandler(CoinMessageHandler * handler,
    00672                                           bool & oldDefault);
    00674   void popMessageHandler(CoinMessageHandler * oldHandler,bool oldDefault);
    00676    void newLanguage(CoinMessages::Language language);
    00677    inline void setLanguage(CoinMessages::Language language) { newLanguage(language); }
    00679    inline CoinMessageHandler * messageHandler() const       { return handler_; }
    00681    inline CoinMessages messages() const                     { return messages_; }
    00683    inline CoinMessages * messagesPointer()                  { return & messages_; }
    00685    inline CoinMessages coinMessages() const                  { return coinMessages_; }
    00687    inline CoinMessages * coinMessagesPointer()                  { return & coinMessages_; }
    00696    inline void setLogLevel(int value)    { handler_->setLogLevel(value); }
    00697    inline int logLevel() const           { return handler_->logLevel(); }
    00699    inline bool defaultHandler() const
    00700    { return defaultHandler_;}
    00702    void passInEventHandler(const ClpEventHandler * eventHandler);
    00704    inline ClpEventHandler * eventHandler() const
    00705   { return eventHandler_;}
    00707   inline CoinThreadRandom * randomNumberGenerator()
    00708   { return &randomNumberGenerator_;}
    00710   inline CoinThreadRandom & mutableRandomNumberGenerator()
    00711   { return randomNumberGenerator_;}
    00713   inline void setRandomSeed(int value)
    00714   { randomNumberGenerator_.setSeed(value);}
    00716    inline int lengthNames() const { return lengthNames_; }
    00717 #ifndef CLP_NO_STD
    00719    inline void setLengthNames(int value) { lengthNames_=value; }
    00721    inline const std::vector<std::string> * rowNames() const {
    00722       return &rowNames_;
    00723    }
    00724    inline const std::string& rowName(int iRow) const {
    00725       return rowNames_[iRow];
    00726    }
    00728    std::string getRowName(int iRow) const;
    00730    inline const std::vector<std::string> * columnNames() const {
    00731       return &columnNames_;
    00732    }
    00733    inline const std::string& columnName(int iColumn) const {
    00734       return columnNames_[iColumn];
    00735    }
    00737    std::string getColumnName(int iColumn) const;
    00738 #endif
    00740   inline ClpObjective * objectiveAsObject() const
    00741   { return objective_;}
    00742   void setObjective(ClpObjective * objective);
    00743   inline void setObjectivePointer(ClpObjective * objective)
    00744   { objective_ = objective;}
    00747   int emptyProblem(int * infeasNumber=NULL, double * infeasSum=NULL,bool printMessage=true);
    00748
    00750
    00759    void times(double scalar,
    00760                        const double * x, double * y) const;
    00764     void transposeTimes(double scalar,
    00765                                 const double * x, double * y) const ;
    00767
    00768
    00769   //---------------------------------------------------------------------------
    00787
    00788     bool setIntParam(ClpIntParam key, int value) ;
    00790     bool setDblParam(ClpDblParam key, double value) ;
    00791 #ifndef CLP_NO_STD
    00793     bool setStrParam(ClpStrParam key, const std::string & value);
    00794 #endif
    00795     // Get an integer parameter
    00796     inline bool getIntParam(ClpIntParam key, int& value) const {
    00797       if (key<ClpLastIntParam) {
    00798         value = intParam_[key];
    00799         return true;
    00800       } else {
    00801         return false;
    00802       }
    00803     }
    00804     // Get an double parameter
    00805     inline bool getDblParam(ClpDblParam key, double& value) const {
    00806       if (key<ClpLastDblParam) {
    00807         value = dblParam_[key];
    00808         return true;
    00809       } else {
    00810         return false;
    00811       }
    00812     }
    00813 #ifndef CLP_NO_STD
    00814     // Get a string parameter
    00815     inline bool getStrParam(ClpStrParam key, std::string& value) const {
    00816       if (key<ClpLastStrParam) {
    00817         value = strParam_[key];
    00818         return true;
    00819       } else {
    00820         return false;
    00821       }
    00822     }
    00823 #endif
    00825     void generateCpp( FILE * fp);
    00826
    00857 #define COIN_CBC_USING_CLP 0x01000000
    00858   inline unsigned int specialOptions() const
    00859   { return specialOptions_;}
    00860   void setSpecialOptions(unsigned int value);
    00861   inline bool inCbcBranchAndBound() const
    00862   { return (specialOptions_&COIN_CBC_USING_CLP)!=0;}
    00864
    00867 protected:
    00869   void gutsOfDelete(int type);
    00873   void gutsOfCopy(const ClpModel & rhs, int trueCopy=1);
    00875   void getRowBound(int iRow, double& lower, double& upper) const;
    00877   void gutsOfLoadModel ( int numberRows, int numberColumns,
    00878                      const double* collb, const double* colub,
    00879                      const double* obj,
    00880                      const double* rowlb, const double* rowub,
    00881                       const double * rowObjective=NULL);
    00883   void gutsOfScaling();
    00885   inline double rawObjectiveValue() const {
    00886     return objectiveValue_;
    00887   }
    00889   inline bool permanentArrays() const
    00890   { return (specialOptions_&65536)!=0;}
    00892   void startPermanentArrays();
    00894   void stopPermanentArrays();
    00896   const char * const * rowNamesAsChar() const;
    00898   const char * const * columnNamesAsChar() const;
    00900   void deleteNamesAsChar(const char * const * names,int number) const;
    00902   void onStopped();
    00904
    00905
    00907 protected:
    00908
    00911
    00912   double optimizationDirection_;
    00914   double dblParam_[ClpLastDblParam];
    00916   double objectiveValue_;
    00918   double smallElement_;
    00920   double objectiveScale_;
    00922   double rhsScale_;
    00924   int numberRows_;
    00926   int numberColumns_;
    00928   double * rowActivity_;
    00930   double * columnActivity_;
    00932   double * dual_;
    00934   double * reducedCost_;
    00936   double* rowLower_;
    00938   double* rowUpper_;
    00940   ClpObjective * objective_;
    00942   double * rowObjective_;
    00944   double * columnLower_;
    00946   double * columnUpper_;
    00948   ClpMatrixBase * matrix_;
    00950   ClpMatrixBase * rowCopy_;
    00952   ClpPackedMatrix * scaledMatrix_;
    00954   double * ray_;
    00956   double * rowScale_;
    00958   double * columnScale_;
    00960   double * inverseRowScale_;
    00962   double * inverseColumnScale_;
    00964   int scalingFlag_;
    00972   unsigned char * status_;
    00974   char * integerType_;
    00976   void * userPointer_;
    00978   int intParam_[ClpLastIntParam];
    00980   int numberIterations_;
    00982   int solveType_;
    00998   unsigned int whatsChanged_;
    01000   int problemStatus_;
    01002   int secondaryStatus_;
    01004   int lengthNames_;
    01006   int numberThreads_;
    01010   unsigned int specialOptions_;
    01012   CoinMessageHandler * handler_;
    01014   bool defaultHandler_;
    01016   CoinThreadRandom randomNumberGenerator_;
    01018   ClpEventHandler * eventHandler_;
    01019 #ifndef CLP_NO_STD
    01021   std::vector<std::string> rowNames_;
    01023   std::vector<std::string> columnNames_;
    01024 #endif
    01026   CoinMessages messages_;
    01028   CoinMessages coinMessages_;
    01030   int maximumColumns_;
    01032   int maximumRows_;
    01034   int maximumInternalColumns_;
    01036   int maximumInternalRows_;
    01038   CoinPackedMatrix baseMatrix_;
    01040   CoinPackedMatrix baseRowCopy_;
    01042   double * savedRowScale_;
    01044   double * savedColumnScale_;
    01045 #ifndef CLP_NO_STD
    01047   std::string strParam_[ClpLastStrParam];
    01048 #endif
    01049
    01050 };
    01053 class ClpDataSave {
    01054
    01055 public:
    01059
    01060     ClpDataSave (  );
    01061
    01063     ClpDataSave(const ClpDataSave &);
    01065     ClpDataSave & operator=(const ClpDataSave & rhs);
    01067     ~ClpDataSave (  );
    01068
    01070
    01072 public:
    01073
    01076   double dualBound_;
    01077   double infeasibilityCost_;
    01078   double pivotTolerance_;
    01079   double acceptablePivot_;
    01080   double objectiveScale_;
    01081   int sparseThreshold_;
    01082   int perturbation_;
    01083   int forceFactorization_;
    01084   int scalingFlag_;
    01085   unsigned int specialOptions_;
    01087 };
    01088
    01089 #endif