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Cbc
2.10.5
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Cbc
2.10.5
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Define a single integer class - but one where you keep branching until fixed even if satisfied. More...
#include <CbcLinked.hpp>
Inheritance diagram for OsiSimpleFixedInteger: Collaboration diagram for OsiSimpleFixedInteger:Public Member Functions | |
| OsiSimpleFixedInteger () | |
| Default Constructor. More... | |
| OsiSimpleFixedInteger (const OsiSolverInterface *solver, int iColumn) | |
| Useful constructor - passed solver index. More... | |
| OsiSimpleFixedInteger (int iColumn, double lower, double upper) | |
| Useful constructor - passed solver index and original bounds. More... | |
| OsiSimpleFixedInteger (const OsiSimpleInteger &) | |
| Useful constructor - passed simple integer. More... | |
| OsiSimpleFixedInteger (const OsiSimpleFixedInteger &) | |
| Copy constructor. More... | |
| virtual OsiObject * | clone () const |
| Clone. More... | |
| OsiSimpleFixedInteger & | operator= (const OsiSimpleFixedInteger &rhs) |
| Assignment operator. More... | |
| virtual | ~OsiSimpleFixedInteger () |
| Destructor. More... | |
| virtual double | infeasibility (const OsiBranchingInformation *info, int &whichWay) const |
| Infeasibility - large is 0.5. More... | |
| virtual OsiBranchingObject * | createBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info, int way) const |
| Creates a branching object. More... | |
| Public Member Functions inherited from OsiSimpleInteger | |
| OsiSimpleInteger () | |
| Default Constructor. More... | |
| OsiSimpleInteger (const OsiSolverInterface *solver, int iColumn) | |
| Useful constructor - passed solver index. More... | |
| OsiSimpleInteger (int iColumn, double lower, double upper) | |
| Useful constructor - passed solver index and original bounds. More... | |
| OsiSimpleInteger (const OsiSimpleInteger &) | |
| Copy constructor. More... | |
| OsiSimpleInteger & | operator= (const OsiSimpleInteger &rhs) |
| Assignment operator. More... | |
| virtual | ~OsiSimpleInteger () |
| Destructor. More... | |
| virtual double | feasibleRegion (OsiSolverInterface *solver, const OsiBranchingInformation *info) const |
| Set bounds to fix the variable at the current (integer) value. More... | |
| void | setColumnNumber (int value) |
| Set solver column number. More... | |
| virtual int | columnNumber () const |
| Column number if single column object -1 otherwise, so returns >= 0 Used by heuristics. More... | |
| double | originalLowerBound () const |
| Original bounds. More... | |
| void | setOriginalLowerBound (double value) |
| double | originalUpperBound () const |
| void | setOriginalUpperBound (double value) |
| virtual void | resetBounds (const OsiSolverInterface *solver) |
| Reset variable bounds to their original values. More... | |
| virtual void | resetSequenceEtc (int numberColumns, const int *originalColumns) |
| Change column numbers after preprocessing. More... | |
| virtual double | upEstimate () const |
| Return "up" estimate (default 1.0e-5) More... | |
| virtual double | downEstimate () const |
| Return "down" estimate (default 1.0e-5) More... | |
| virtual bool | canHandleShadowPrices () const |
| Return true if knows how to deal with Pseudo Shadow Prices. More... | |
| Public Member Functions inherited from OsiObject2 | |
| OsiObject2 () | |
| Default Constructor. More... | |
| OsiObject2 (const OsiObject2 &) | |
| Copy constructor. More... | |
| OsiObject2 & | operator= (const OsiObject2 &rhs) |
| Assignment operator. More... | |
| virtual | ~OsiObject2 () |
| Destructor. More... | |
| void | setPreferredWay (int value) |
| Set preferred way of branching - -1 off, 0 down, 1 up (for 2-way) More... | |
| virtual int | preferredWay () const |
| Get preferred way of branching - -1 off, 0 down, 1 up (for 2-way) More... | |
| Public Member Functions inherited from OsiObject | |
| OsiObject () | |
| Default Constructor. More... | |
| OsiObject (const OsiObject &) | |
| Copy constructor. More... | |
| OsiObject & | operator= (const OsiObject &rhs) |
| Assignment operator. More... | |
| virtual | ~OsiObject () |
| Destructor. More... | |
| double | infeasibility (const OsiSolverInterface *solver, int &whichWay) const |
| Infeasibility of the object. More... | |
| virtual double | checkInfeasibility (const OsiBranchingInformation *info) const |
| virtual double | feasibleRegion (OsiSolverInterface *solver) const |
| For the variable(s) referenced by the object, look at the current solution and set bounds to match the solution. More... | |
| virtual bool | canDoHeuristics () const |
| Return true if object can take part in normal heuristics. More... | |
| virtual bool | canMoveToNearest () const |
| Return true if object can take part in move to nearest heuristic. More... | |
| int | priority () const |
| Return Priority - note 1 is highest priority. More... | |
| void | setPriority (int priority) |
| Set priority. More... | |
| virtual bool | boundBranch () const |
| Return true if branch should only bound variables. More... | |
| int | numberWays () const |
| Return maximum number of ways branch may have. More... | |
| void | setNumberWays (int numberWays) |
| Set maximum number of ways branch may have. More... | |
| void | setWhichWay (int way) |
| Return preferred way to branch. More... | |
| int | whichWay () const |
| Return current preferred way to branch. More... | |
| double | infeasibility () const |
| Return infeasibility. More... | |
| virtual void | updateBefore (const OsiObject *) |
| Updates stuff like pseudocosts before threads. More... | |
| virtual void | updateAfter (const OsiObject *, const OsiObject *) |
| Updates stuff like pseudocosts after threads finished. More... | |
Additional Inherited Members | |
| Protected Attributes inherited from OsiSimpleInteger | |
| double | originalLower_ |
| data Original lower bound More... | |
| double | originalUpper_ |
| Original upper bound. More... | |
| int | columnNumber_ |
| Column number in solver. More... | |
| Protected Attributes inherited from OsiObject2 | |
| int | preferredWay_ |
| Preferred way of branching - -1 off, 0 down, 1 up (for 2-way) More... | |
| double | otherInfeasibility_ |
| "Infeasibility" on other way More... | |
| Protected Attributes inherited from OsiObject | |
| double | infeasibility_ |
| data More... | |
| short | whichWay_ |
| Computed preferred way to branch. More... | |
| short | numberWays_ |
| Maximum number of ways on branch. More... | |
| int | priority_ |
| Priority. More... | |
Define a single integer class - but one where you keep branching until fixed even if satisfied.
Definition at line 1128 of file CbcLinked.hpp.
| OsiSimpleFixedInteger::OsiSimpleFixedInteger | ( | ) |
Default Constructor.
| OsiSimpleFixedInteger::OsiSimpleFixedInteger | ( | const OsiSolverInterface * | solver, |
| int | iColumn | ||
| ) |
Useful constructor - passed solver index.
| OsiSimpleFixedInteger::OsiSimpleFixedInteger | ( | int | iColumn, |
| double | lower, | ||
| double | upper | ||
| ) |
Useful constructor - passed solver index and original bounds.
| OsiSimpleFixedInteger::OsiSimpleFixedInteger | ( | const OsiSimpleInteger & | ) |
Useful constructor - passed simple integer.
| OsiSimpleFixedInteger::OsiSimpleFixedInteger | ( | const OsiSimpleFixedInteger & | ) |
Copy constructor.
|
virtual |
Destructor.
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virtual |
Clone.
Reimplemented from OsiSimpleInteger.
| OsiSimpleFixedInteger& OsiSimpleFixedInteger::operator= | ( | const OsiSimpleFixedInteger & | rhs | ) |
Assignment operator.
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virtual |
Infeasibility - large is 0.5.
Reimplemented from OsiSimpleInteger.
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virtual |
Creates a branching object.
The preferred direction is set by way, 0 for down, 1 for up.
Reimplemented from OsiSimpleInteger.
1.8.5
