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# /home/coin/SVN-release/Blis-0.92.0/Clp/src/ClpDynamicExampleMatrix.hpp

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    00001 /* $Id: ClpDynamicExampleMatrix.hpp 1665 2011-01-04 17:55:54Z 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 ClpDynamicExampleMatrix_H
    00007 #define ClpDynamicExampleMatrix_H
    00008
    00009
    00010 #include "CoinPragma.hpp"
    00011
    00012 #include "ClpDynamicMatrix.hpp"
    00013 class ClpSimplex;
    00033 class ClpDynamicExampleMatrix : public ClpDynamicMatrix {
    00034
    00035 public:
    00038
    00039      virtual void partialPricing(ClpSimplex * model, double start, double end,
    00040                                  int & bestSequence, int & numberWanted);
    00041
    00045      virtual void createVariable(ClpSimplex * model, int & bestSequence);
    00050      virtual void packDown(const int * in, int numberToPack);
    00052
    00053
    00054
    00058      ClpDynamicExampleMatrix();
    00065      ClpDynamicExampleMatrix(ClpSimplex * model, int numberSets,
    00066                              int numberColumns, const int * starts,
    00067                              const double * lower, const double * upper,
    00068                              const int * startColumn, const int * row,
    00069                              const double * element, const double * cost,
    00070                              const double * columnLower = NULL, const double * columnUpper = NULL,
    00071                              const unsigned char * status = NULL,
    00072                              const unsigned char * dynamicStatus = NULL,
    00073                              int numberIds = 0, const int *ids = NULL);
    00075      ClpDynamicExampleMatrix(ClpSimplex * model, int numberSets,
    00076                              int numberColumns, int * starts,
    00077                              const double * lower, const double * upper,
    00078                              int * startColumn, int * row,
    00079                              double * element, double * cost,
    00080                              double * columnLower = NULL, double * columnUpper = NULL,
    00081                              const unsigned char * status = NULL,
    00082                              const unsigned char * dynamicStatus = NULL,
    00083                              int numberIds = 0, const int *ids = NULL);
    00084
    00086      virtual ~ClpDynamicExampleMatrix();
    00088
    00092      ClpDynamicExampleMatrix(const ClpDynamicExampleMatrix&);
    00093      ClpDynamicExampleMatrix& operator=(const ClpDynamicExampleMatrix&);
    00095      virtual ClpMatrixBase * clone() const ;
    00097
    00099
    00100      inline CoinBigIndex * startColumnGen() const {
    00101           return startColumnGen_;
    00102      }
    00104      inline int * rowGen() const {
    00105           return rowGen_;
    00106      }
    00108      inline double * elementGen() const {
    00109           return elementGen_;
    00110      }
    00112      inline double * costGen() const {
    00113           return costGen_;
    00114      }
    00116      inline int * fullStartGen() const {
    00117           return fullStartGen_;
    00118      }
    00120      inline int * idGen() const {
    00121           return idGen_;
    00122      }
    00124      inline double * columnLowerGen() const {
    00125           return columnLowerGen_;
    00126      }
    00128      inline double * columnUpperGen() const {
    00129           return columnUpperGen_;
    00130      }
    00132      inline int numberColumns() const {
    00133           return numberColumns_;
    00134      }
    00135      inline void setDynamicStatusGen(int sequence, DynamicStatus status) {
    00136           unsigned char & st_byte = dynamicStatusGen_[sequence];
    00137           st_byte = static_cast<unsigned char>(st_byte & ~7);
    00138           st_byte = static_cast<unsigned char>(st_byte | status);
    00139      }
    00140      inline DynamicStatus getDynamicStatusGen(int sequence) const {
    00141           return static_cast<DynamicStatus> (dynamicStatusGen_[sequence] & 7);
    00142      }
    00144      inline bool flaggedGen(int i) const {
    00145           return (dynamicStatusGen_[i] & 8) != 0;
    00146      }
    00147      inline void setFlaggedGen(int i) {
    00148           dynamicStatusGen_[i] = static_cast<unsigned char>(dynamicStatusGen_[i] | 8);
    00149      }
    00150      inline void unsetFlagged(int i) {
    00151           dynamicStatusGen_[i] = static_cast<unsigned char>(dynamicStatusGen_[i] & ~8);
    00152      }
    00154
    00155
    00156 protected:
    00160
    00161      int numberColumns_;
    00163      CoinBigIndex * startColumnGen_;
    00165      int * rowGen_;
    00167      double * elementGen_;
    00169      double * costGen_;
    00171      int * fullStartGen_;
    00173      unsigned char * dynamicStatusGen_;
    00177      int * idGen_;
    00179      double * columnLowerGen_;
    00181      double * columnUpperGen_;
    00183 };
    00184
    00185 #endif