Cbc  2.9.9
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CoinPresolveMonitor.hpp
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1 
2 #ifndef CoinPresolveMonitor_H
3 #define CoinPresolveMonitor_H
4 
30 {
31  public:
32 
38 
44  CoinPresolveMonitor(const CoinPresolveMatrix *mtx, bool isRow, int k) ;
45 
51  CoinPresolveMonitor(const CoinPostsolveMatrix *mtx, bool isRow, int k) ;
52 
59  void checkAndTell(const CoinPresolveMatrix *mtx) ;
60 
67  void checkAndTell(const CoinPostsolveMatrix *mtx) ;
68 
69  private:
70 
72  CoinPackedVector *extractRow(int i, const CoinPresolveMatrix *mtx) const ;
73 
75  CoinPackedVector *extractCol(int j, const CoinPresolveMatrix *mtx) const ;
76 
78  CoinPackedVector *extractRow(int i, const CoinPostsolveMatrix *mtx) const ;
79 
81  CoinPackedVector *extractCol(int j, const CoinPostsolveMatrix *mtx) const ;
82 
84  void checkAndTell(CoinPackedVector *curVec, double lb, double ub) ;
85 
87  bool isRow_ ;
88 
90  int ndx_ ;
91 
97 
99  double lb_ ;
100 
102  double ub_ ;
103 } ;
104 
105 #endif
bool isRow_
True to monitor a row, false to monitor a column.
Monitor a row or column for modification.
CoinPackedVector * origVec_
The original row or column.
void checkAndTell(const CoinPresolveMatrix *mtx)
Compare the present row or column against the stored copy and report differences. ...
int ndx_
Row or column index.
Augments CoinPrePostsolveMatrix with information about the problem that is only needed during postsol...
double lb_
Original row or column lower bound.
CoinPresolveMonitor()
Default constructor.
Augments CoinPrePostsolveMatrix with information about the problem that is only needed during presolv...
CoinPackedVector * extractRow(int i, const CoinPresolveMatrix *mtx) const
Extract a row from a CoinPresolveMatrix.
double ub_
Original row or column upper bound.
CoinPackedVector * extractCol(int j, const CoinPresolveMatrix *mtx) const
Extract a column from a CoinPresolveMatrix.
Sparse Vector.