ClpDynamicExampleMatrix.hpp

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/* $Id$ */
// Copyright (C) 2004, International Business Machines
// Corporation and others.  All Rights Reserved.
// This code is licensed under the terms of the Eclipse Public License (EPL).
 
#ifndef ClpDynamicExampleMatrix_H
#define ClpDynamicExampleMatrix_H
 
#include "CoinPragma.hpp"
 
#include "ClpDynamicMatrix.hpp"
class ClpSimplex;
class ClpDynamicExampleMatrix : public ClpDynamicMatrix {
 
public:
  virtual void partialPricing(ClpSimplex *model, double start, double end,
    int &bestSequence, int &numberWanted);
 
  virtual void createVariable(ClpSimplex *model, int &bestSequence);
  virtual void packDown(const int *in, int numberToPack);
 
  ClpDynamicExampleMatrix();
  ClpDynamicExampleMatrix(ClpSimplex *model, int numberSets,
    int numberColumns, const CoinBigIndex *starts,
    const double *lower, const double *upper,
    const CoinBigIndex *startColumn, const int *row,
    const double *element, const double *cost,
    const double *columnLower = NULL, const double *columnUpper = NULL,
    const unsigned char *status = NULL,
    const unsigned char *dynamicStatus = NULL,
    int numberIds = 0, const int *ids = NULL);
#if 0
     ClpDynamicExampleMatrix(ClpSimplex * model, int numberSets,
                             int numberColumns, int * starts,
                             const double * lower, const double * upper,
                             int * startColumn, int * row,
                             double * element, double * cost,
                             double * columnLower = NULL, double * columnUpper = NULL,
                             const unsigned char * status = NULL,
                             const unsigned char * dynamicStatus = NULL,
                             int numberIds = 0, const int *ids = NULL);
#endif
 
  virtual ~ClpDynamicExampleMatrix();
 
  ClpDynamicExampleMatrix(const ClpDynamicExampleMatrix &);
  ClpDynamicExampleMatrix &operator=(const ClpDynamicExampleMatrix &);
  virtual ClpMatrixBase *clone() const;
 
  inline CoinBigIndex *startColumnGen() const
  {
    return startColumnGen_;
  }
  inline int *rowGen() const
  {
    return rowGen_;
  }
  inline double *elementGen() const
  {
    return elementGen_;
  }
  inline double *costGen() const
  {
    return costGen_;
  }
  inline CoinBigIndex *fullStartGen() const
  {
    return fullStartGen_;
  }
  inline int *idGen() const
  {
    return idGen_;
  }
  inline double *columnLowerGen() const
  {
    return columnLowerGen_;
  }
  inline double *columnUpperGen() const
  {
    return columnUpperGen_;
  }
  inline int numberColumns() const
  {
    return numberColumns_;
  }
  inline void setDynamicStatusGen(int sequence, DynamicStatus status)
  {
    unsigned char &st_byte = dynamicStatusGen_[sequence];
    st_byte = static_cast< unsigned char >(st_byte & ~7);
    st_byte = static_cast< unsigned char >(st_byte | status);
  }
  inline DynamicStatus getDynamicStatusGen(int sequence) const
  {
    return static_cast< DynamicStatus >(dynamicStatusGen_[sequence] & 7);
  }
  inline bool flaggedGen(int i) const
  {
    return (dynamicStatusGen_[i] & 8) != 0;
  }
  inline void setFlaggedGen(int i)
  {
    dynamicStatusGen_[i] = static_cast< unsigned char >(dynamicStatusGen_[i] | 8);
  }
  inline void unsetFlagged(int i)
  {
    dynamicStatusGen_[i] = static_cast< unsigned char >(dynamicStatusGen_[i] & ~8);
  }
 
protected:
  int numberColumns_;
  CoinBigIndex *startColumnGen_;
  int *rowGen_;
  double *elementGen_;
  double *costGen_;
  CoinBigIndex *fullStartGen_;
  unsigned char *dynamicStatusGen_;
  int *idGen_;
  double *columnLowerGen_;
  double *columnUpperGen_;
};
 
#endif
 
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