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# /home/coin/SVN-release/Alps-1.2.1/CoinUtils/src/CoinSnapshot.hpp

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    00001 /* $Id: CoinSnapshot.hpp 1191 2009-07-25 08:38:12Z forrest $ */
    00002 // Copyright (C) 2006, International Business Machines
    00003 // Corporation and others.  All Rights Reserved.
    00004 #ifndef CoinSnapshot_H
    00005 #define CoinSnapshot_H
    00006
    00007 class CoinPackedMatrix;
    00008 #include "CoinFinite.hpp"
    00009
    00010 //#############################################################################
    00011
    00023 class CoinSnapshot  {
    00024
    00025 public:
    00026
    00027   //---------------------------------------------------------------------------
    00033
    00034   inline int getNumCols() const
    00035   { return numCols_;}
    00036
    00038   inline int getNumRows() const
    00039   { return numRows_;}
    00040
    00042   inline int getNumElements() const
    00043   { return numElements_;}
    00044
    00046   inline int getNumIntegers() const
    00047   { return numIntegers_;}
    00048
    00050   inline const double * getColLower() const
    00051   { return colLower_;}
    00052
    00054   inline const double * getColUpper() const
    00055   { return colUpper_;}
    00056
    00058   inline const double * getRowLower() const
    00059   { return rowLower_;}
    00060
    00062   inline const double * getRowUpper() const
    00063   { return rowUpper_;}
    00064
    00072   inline const double * getRightHandSide() const
    00073   { return rightHandSide_;}
    00074
    00076   inline const double * getObjCoefficients() const
    00077   { return objCoefficients_;}
    00078
    00080   inline double getObjSense() const
    00081   { return objSense_;}
    00082
    00084   inline bool isContinuous(int colIndex) const
    00085   { return colType_[colIndex]=='C';}
    00086
    00088   inline bool isBinary(int colIndex) const
    00089   { return colType_[colIndex]=='B';}
    00090
    00092   inline bool isInteger(int colIndex) const
    00093   { return colType_[colIndex]=='B'||colType_[colIndex]=='I';}
    00094
    00096   inline bool isIntegerNonBinary(int colIndex) const
    00097   { return colType_[colIndex]=='I';}
    00098
    00100   inline bool isFreeBinary(int colIndex) const
    00101   { return colType_[colIndex]=='B'&&colUpper_[colIndex]>colLower_[colIndex];}
    00102
    00104   inline const char * getColType() const
    00105   { return colType_;}
    00106
    00108   inline const CoinPackedMatrix * getMatrixByRow() const
    00109   { return matrixByRow_;}
    00110
    00112   inline const CoinPackedMatrix * getMatrixByCol() const
    00113   { return matrixByCol_;}
    00114
    00116   inline const CoinPackedMatrix * getOriginalMatrixByRow() const
    00117   { return originalMatrixByRow_;}
    00118
    00120   inline const CoinPackedMatrix * getOriginalMatrixByCol() const
    00121   { return originalMatrixByCol_;}
    00123
    00126
    00127   inline const double * getColSolution() const
    00128   { return colSolution_;}
    00129
    00131   inline const double * getRowPrice() const
    00132   { return rowPrice_;}
    00133
    00135   inline const double * getReducedCost() const
    00136   { return reducedCost_;}
    00137
    00139   inline const double * getRowActivity() const
    00140   { return rowActivity_;}
    00141
    00143   inline const double * getDoNotSeparateThis() const
    00144   { return doNotSeparateThis_;}
    00146
    00149
    00150   inline double getInfinity() const
    00151   { return infinity_;}
    00152
    00155   inline double getObjValue() const
    00156   { return objValue_;}
    00157
    00159   inline double getObjOffset() const
    00160   { return objOffset_;}
    00161
    00163   inline double getDualTolerance() const
    00164   { return dualTolerance_;}
    00165
    00167   inline double getPrimalTolerance() const
    00168   { return primalTolerance_;}
    00169
    00171   inline double getIntegerTolerance() const
    00172   { return integerTolerance_;}
    00173
    00175   inline double getIntegerUpperBound() const
    00176   { return integerUpperBound_;}
    00177
    00179   inline double getIntegerLowerBound() const
    00180   { return integerLowerBound_;}
    00182
    00183   //---------------------------------------------------------------------------
    00184
    00199   void loadProblem(const CoinPackedMatrix& matrix,
    00200                    const double* collb, const double* colub,
    00201                    const double* obj,
    00202                    const double* rowlb, const double* rowub,
    00203                    bool makeRowCopy=false);
    00204
    00206
    00207   //---------------------------------------------------------------------------
    00208
    00211
    00212   inline void setNumCols(int value)
    00213   { numCols_ = value;}
    00214
    00216   inline void setNumRows(int value)
    00217   { numRows_ = value;}
    00218
    00220   inline void setNumElements(int value)
    00221   { numElements_ = value;}
    00222
    00224   inline void setNumIntegers(int value)
    00225   { numIntegers_ = value;}
    00226
    00228   void setColLower(const double * array, bool copyIn=true);
    00229
    00231   void setColUpper(const double * array, bool copyIn=true);
    00232
    00234   void setRowLower(const double * array, bool copyIn=true);
    00235
    00237   void setRowUpper(const double * array, bool copyIn=true);
    00238
    00246   void setRightHandSide(const double * array, bool copyIn=true);
    00247
    00256   void createRightHandSide();
    00257
    00259   void setObjCoefficients(const double * array, bool copyIn=true);
    00260
    00262   inline void setObjSense(double value)
    00263   { objSense_ = value;}
    00264
    00266   void setColType(const char *array, bool copyIn=true);
    00267
    00269   void setMatrixByRow(const CoinPackedMatrix * matrix, bool copyIn=true);
    00270
    00272   void createMatrixByRow();
    00273
    00275   void setMatrixByCol(const CoinPackedMatrix * matrix, bool copyIn=true);
    00276
    00278   void setOriginalMatrixByRow(const CoinPackedMatrix * matrix, bool copyIn=true);
    00279
    00281   void setOriginalMatrixByCol(const CoinPackedMatrix * matrix, bool copyIn=true);
    00282
    00284   void setColSolution(const double * array, bool copyIn=true);
    00285
    00287   void setRowPrice(const double * array, bool copyIn=true);
    00288
    00290   void setReducedCost(const double * array, bool copyIn=true);
    00291
    00293   void setRowActivity(const double * array, bool copyIn=true);
    00294
    00296   void setDoNotSeparateThis(const double * array, bool copyIn=true);
    00297
    00299   inline void setInfinity(double value)
    00300   { infinity_ = value;}
    00301
    00303   inline void setObjValue(double value)
    00304   { objValue_ = value;}
    00305
    00307   inline void setObjOffset(double value)
    00308   { objOffset_ = value;}
    00309
    00311   inline void setDualTolerance(double value)
    00312   { dualTolerance_ = value;}
    00313
    00315   inline void setPrimalTolerance(double value)
    00316   { primalTolerance_ = value;}
    00317
    00319   inline void setIntegerTolerance(double value)
    00320   { integerTolerance_ = value;}
    00321
    00323   inline void setIntegerUpperBound(double value)
    00324   { integerUpperBound_ = value;}
    00325
    00327   inline void setIntegerLowerBound(double value)
    00328   { integerLowerBound_ = value;}
    00330
    00331   //---------------------------------------------------------------------------
    00332
    00334
    00335
    00336   CoinSnapshot();
    00337
    00339   CoinSnapshot(const CoinSnapshot &);
    00340
    00342   CoinSnapshot & operator=(const CoinSnapshot& rhs);
    00343
    00345   virtual ~CoinSnapshot ();
    00346
    00348
    00349 private:
    00351
    00352
    00358   void gutsOfDestructor(int type);
    00360   void gutsOfCopy(const CoinSnapshot & rhs);
    00362
    00364
    00366   double objSense_;
    00367
    00369   double infinity_;
    00370
    00372   double objValue_;
    00373
    00375   double objOffset_;
    00376
    00378   double dualTolerance_;
    00379
    00381   double primalTolerance_;
    00382
    00384   double integerTolerance_;
    00385
    00387   double integerUpperBound_;
    00388
    00390   double integerLowerBound_;
    00391
    00393   const double * colLower_;
    00394
    00396   const double * colUpper_;
    00397
    00399   const double * rowLower_;
    00400
    00402   const double * rowUpper_;
    00403
    00405   const double * rightHandSide_;
    00406
    00408   const double * objCoefficients_;
    00409
    00411   const char * colType_;
    00412
    00414   const CoinPackedMatrix * matrixByRow_;
    00415
    00417   const CoinPackedMatrix * matrixByCol_;
    00418
    00420   const CoinPackedMatrix * originalMatrixByRow_;
    00421
    00423   const CoinPackedMatrix * originalMatrixByCol_;
    00424
    00426   const double * colSolution_;
    00427
    00429   const double * rowPrice_;
    00430
    00432   const double * reducedCost_;
    00433
    00435   const double * rowActivity_;
    00436
    00438   const double * doNotSeparateThis_;
    00439
    00441   int numCols_;
    00442
    00444   int numRows_;
    00445
    00447   int numElements_;
    00448
    00450   int numIntegers_;
    00451
    00453     typedef struct {
    00454       unsigned int colLower:1;
    00455       unsigned int colUpper:1;
    00456       unsigned int rowLower:1;
    00457       unsigned int rowUpper:1;
    00458       unsigned int rightHandSide:1;
    00459       unsigned int objCoefficients:1;
    00460       unsigned int colType:1;
    00461       unsigned int matrixByRow:1;
    00462       unsigned int matrixByCol:1;
    00463       unsigned int originalMatrixByRow:1;
    00464       unsigned int originalMatrixByCol:1;
    00465       unsigned int colSolution:1;
    00466       unsigned int rowPrice:1;
    00467       unsigned int reducedCost:1;
    00468       unsigned int rowActivity:1;
    00469       unsigned int doNotSeparateThis:1;
    00470   } coinOwned;
    00471   coinOwned owned_;
    00473 };
    00474 #endif