269 const double *collb,
const double *colub,
271 const double *rowlb,
const double *rowub,
272 bool makeRowCopy =
false);
305 void setColLower(
const double *array,
bool copyIn =
true);
308 void setColUpper(
const double *array,
bool copyIn =
true);
311 void setRowLower(
const double *array,
bool copyIn =
true);
314 void setRowUpper(
const double *array,
bool copyIn =
true);
345 void setColType(
const char *array,
bool copyIn =
true);
366 void setRowPrice(
const double *array,
bool copyIn =
true);
549 unsigned int colLower : 1;
550 unsigned int colUpper : 1;
551 unsigned int rowLower : 1;
552 unsigned int rowUpper : 1;
553 unsigned int rightHandSide : 1;
554 unsigned int objCoefficients : 1;
555 unsigned int colType : 1;
556 unsigned int matrixByRow : 1;
557 unsigned int matrixByCol : 1;
558 unsigned int originalMatrixByRow : 1;
559 unsigned int originalMatrixByCol : 1;
560 unsigned int colSolution : 1;
561 unsigned int rowPrice : 1;
562 unsigned int reducedCost : 1;
563 unsigned int rowActivity : 1;
564 unsigned int doNotSeparateThis : 1;
CoinSnapshot & operator=(const CoinSnapshot &rhs)
Assignment operator.
const char * getColType() const
Get colType array ('B', 'I', or 'C' for Binary, Integer and Continuous)
const double * rowLower_
pointer to array[getNumRows()] of row lower bounds
void setColSolution(const double *array, bool copyIn=true)
Set pointer to array[getNumCols()] of primal variable values.
int getNumElements() const
Get number of nonzero elements.
void setNumIntegers(int value)
Set number of integer variables.
const double * getObjCoefficients() const
Get pointer to array[getNumCols()] of objective function coefficients.
double getPrimalTolerance() const
Get primal tolerance.
double getObjValue() const
Get objective function value - includinbg any offset i.e.
void setRowLower(const double *array, bool copyIn=true)
Set pointer to array[getNumRows()] of row lower bounds.
void createRightHandSide()
Create array[getNumRows()] of row right-hand sides using existing information This gives same results...
double getDualTolerance() const
Get dual tolerance.
void gutsOfCopy(const CoinSnapshot &rhs)
Does main work of copy.
void setDualTolerance(double value)
Set dual tolerance.
const CoinPackedMatrix * matrixByRow_
pointer to row-wise copy of current matrix
NON Abstract Base Class for interfacing with cut generators or branching code or .
const double * getDoNotSeparateThis() const
Get pointer to array[getNumCols()] of primal variable values which should not be separated (for debug...
double getObjOffset() const
Get objective offset i.e. sum c sub j * x subj -objValue = objOffset.
void setColLower(const double *array, bool copyIn=true)
Set pointer to array[getNumCols()] of column lower bounds.
int getNumCols() const
Get number of columns.
bool isContinuous(int colIndex) const
Return true if variable is continuous.
double getIntegerLowerBound() const
Get integer lower bound i.e. best possible solution * getObjSense.
void setNumRows(int value)
Set number of rows.
const double * getColSolution() const
Get pointer to array[getNumCols()] of primal variable values.
const CoinPackedMatrix * matrixByCol_
pointer to column-wise copy of current matrix
const double * colSolution_
pointer to array[getNumCols()] of primal variable values
void createMatrixByRow()
Create row-wise copy from MatrixByCol.
double getInfinity() const
Get solver's value for infinity.
const double * getRowUpper() const
Get pointer to array[getNumRows()] of row upper bounds.
double objOffset_
objective offset i.e. sum c sub j * x subj -objValue = objOffset
const CoinPackedMatrix * originalMatrixByRow_
pointer to row-wise copy of "original" matrix
int getNumIntegers() const
Get number of integer variables.
void setObjOffset(double value)
Set objective offset i.e. sum c sub j * x subj -objValue = objOffset.
const double * getColLower() const
Get pointer to array[getNumCols()] of column lower bounds.
CoinSnapshot()
Default Constructor.
void setObjSense(double value)
Set objective function sense (1 for min (default), -1 for max)
const double * rowUpper_
pointer to array[getNumRows()] of row upper bounds
bool isFreeBinary(int colIndex) const
Return true if variable is binary and not fixed at either bound.
double integerUpperBound_
integer upper bound i.e. best solution * getObjSense
void gutsOfDestructor(int type)
Does main work of destructor - type (or'ed) 1 - NULLify pointers 2 - delete pointers 4 - initialize s...
const char * colType_
colType array ('B', 'I', or 'C' for Binary, Integer and Continuous)
void setDoNotSeparateThis(const double *array, bool copyIn=true)
Set pointer to array[getNumCols()] of primal variable values which should not be separated (for debug...
double primalTolerance_
primal tolerance
void setRowActivity(const double *array, bool copyIn=true)
Set pointer to array[getNumRows()] of row activity levels (constraint matrix times the solution vecto...
double objSense_
objective function sense (1 for min (default), -1 for max)
int numIntegers_
number of integer variables
double objValue_
objective function value (including any rhs offset)
const CoinPackedMatrix * getMatrixByRow() const
Get pointer to row-wise copy of current matrix.
double getObjSense() const
Get objective function sense (1 for min (default), -1 for max)
bool isBinary(int colIndex) const
Return true if variable is binary.
void setOriginalMatrixByCol(const CoinPackedMatrix *matrix, bool copyIn=true)
Set pointer to column-wise copy of "original" matrix.
const double * getRowLower() const
Get pointer to array[getNumRows()] of row lower bounds.
void setIntegerTolerance(double value)
Set integer tolerance.
void setNumCols(int value)
Set number of columns.
void setIntegerUpperBound(double value)
Set integer upper bound i.e. best solution * getObjSense.
void setColUpper(const double *array, bool copyIn=true)
Set pointer to array[getNumCols()] of column upper bounds.
const CoinPackedMatrix * getOriginalMatrixByCol() const
Get pointer to column-wise copy of "original" matrix.
int numCols_
number of columns
void loadProblem(const CoinPackedMatrix &matrix, const double *collb, const double *colub, const double *obj, const double *rowlb, const double *rowub, bool makeRowCopy=false)
Load in an problem by copying the arguments (the constraints on the rows are given by lower and upper...
void setIntegerLowerBound(double value)
Set integer lower bound i.e. best possible solution * getObjSense.
const double * getColUpper() const
Get pointer to array[getNumCols()] of column upper bounds.
const double * rightHandSide_
pointer to array[getNumRows()] of rhs side values
void setRightHandSide(const double *array, bool copyIn=true)
Set pointer to array[getNumRows()] of row right-hand sides This gives same results as OsiSolverInterf...
Sparse Matrix Base Class.
To say whether arrays etc are owned by CoinSnapshot.
int getNumRows() const
Get number of rows.
const CoinPackedMatrix * originalMatrixByCol_
pointer to column-wise copy of "original" matrix
const double * doNotSeparateThis_
pointer to array[getNumCols()] of primal variable values which should not be separated (for debug) ...
void setReducedCost(const double *array, bool copyIn=true)
Set a pointer to array[getNumCols()] of reduced costs.
const double * colUpper_
pointer to array[getNumCols()] of column upper bounds
double infinity_
solver's value for infinity
void setInfinity(double value)
Set solver's value for infinity.
const double * rowPrice_
pointer to array[getNumRows()] of dual variable values
double getIntegerTolerance() const
Get integer tolerance.
double getIntegerUpperBound() const
Get integer upper bound i.e. best solution * getObjSense.
void setMatrixByRow(const CoinPackedMatrix *matrix, bool copyIn=true)
Set pointer to row-wise copy of current matrix.
const double * objCoefficients_
pointer to array[getNumCols()] of objective function coefficients
void setColType(const char *array, bool copyIn=true)
Set colType array ('B', 'I', or 'C' for Binary, Integer and Continuous)
const double * getRowActivity() const
Get pointer to array[getNumRows()] of row activity levels (constraint matrix times the solution vecto...
const double * getRowPrice() const
Get pointer to array[getNumRows()] of dual variable values.
int numElements_
number of nonzero elements
const CoinPackedMatrix * getOriginalMatrixByRow() const
Get pointer to row-wise copy of "original" matrix.
void setMatrixByCol(const CoinPackedMatrix *matrix, bool copyIn=true)
Set pointer to column-wise copy of current matrix.
virtual ~CoinSnapshot()
Destructor.
const CoinPackedMatrix * getMatrixByCol() const
Get pointer to column-wise copy of current matrix.
bool isInteger(int colIndex) const
Return true if column is integer.
const double * reducedCost_
a pointer to array[getNumCols()] of reduced costs
void setObjValue(double value)
Set objective function value (including any rhs offset)
double integerTolerance_
integer tolerance
void setOriginalMatrixByRow(const CoinPackedMatrix *matrix, bool copyIn=true)
Set pointer to row-wise copy of "original" matrix.
bool isIntegerNonBinary(int colIndex) const
Return true if variable is general integer.
const double * rowActivity_
pointer to array[getNumRows()] of row activity levels (constraint matrix times the solution vector)...
void setRowUpper(const double *array, bool copyIn=true)
Set pointer to array[getNumRows()] of row upper bounds.
double dualTolerance_
dual tolerance
void setNumElements(int value)
Set number of nonzero elements.
const double * colLower_
pointer to array[getNumCols()] of column lower bounds
void setObjCoefficients(const double *array, bool copyIn=true)
Set pointer to array[getNumCols()] of objective function coefficients.
void setPrimalTolerance(double value)
Set primal tolerance.
void setRowPrice(const double *array, bool copyIn=true)
Set pointer to array[getNumRows()] of dual variable values.
int numRows_
number of rows
double integerLowerBound_
integer lower bound i.e. best possible solution * getObjSense
const double * getRightHandSide() const
Get pointer to array[getNumRows()] of row right-hand sides This gives same results as OsiSolverInterf...
const double * getReducedCost() const
Get a pointer to array[getNumCols()] of reduced costs.