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Cbc
2.9.5
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Define an n-way class for variables. More...
#include <CbcNWay.hpp>
Inheritance diagram for CbcNWay:
Collaboration diagram for CbcNWay:Public Member Functions | |
| CbcNWay () | |
| CbcNWay (CbcModel *model, int numberMembers, const int *which, int identifier) | |
| Useful constructor (which are matrix indices) More... | |
| CbcNWay (const CbcNWay &) | |
| virtual CbcObject * | clone () const |
| Clone. More... | |
| CbcNWay & | operator= (const CbcNWay &rhs) |
| Assignment operator. More... | |
| virtual | ~CbcNWay () |
| Destructor. More... | |
| void | setConsequence (int iColumn, const CbcConsequence &consequence) |
| Set up a consequence for a single member. More... | |
| void | applyConsequence (int iSequence, int state) const |
| Applies a consequence for a single member. More... | |
| virtual double | infeasibility (const OsiBranchingInformation *info, int &preferredWay) const |
| Infeasibility - large is 0.5 (and 0.5 will give this) More... | |
| virtual void | feasibleRegion () |
| This looks at solution and sets bounds to contain solution. More... | |
| virtual CbcBranchingObject * | createCbcBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info, int way) |
| Creates a branching object. More... | |
| int | numberMembers () const |
| Number of members. More... | |
| const int * | members () const |
| Members (indices in range 0 ... numberColumns-1) More... | |
| virtual void | redoSequenceEtc (CbcModel *model, int numberColumns, const int *originalColumns) |
| Redoes data when sequence numbers change. More... | |
Public Member Functions inherited from CbcObject | |
| CbcObject () | |
| CbcObject (CbcModel *model) | |
| CbcObject (const CbcObject &) | |
| CbcObject & | operator= (const CbcObject &rhs) |
| virtual | ~CbcObject () |
| Destructor. More... | |
| virtual double | infeasibility (int &) const |
| virtual double | feasibleRegion (OsiSolverInterface *solver, const OsiBranchingInformation *info) const |
| Dummy one for compatibility. More... | |
| 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 OsiBranchingObject * | createBranch (OsiSolverInterface *, const OsiBranchingInformation *, int) const |
| virtual OsiBranchingObject * | createOsiBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info, int way) const |
| Create an Osibranching object and indicate which way to branch first. More... | |
| virtual OsiSolverBranch * | solverBranch () const |
| Create an OsiSolverBranch object. More... | |
| virtual CbcBranchingObject * | preferredNewFeasible () const |
| Given a valid solution (with reduced costs, etc.), return a branching object which would give a new feasible point in a good direction. More... | |
| virtual CbcBranchingObject * | notPreferredNewFeasible () const |
| Given a valid solution (with reduced costs, etc.), return a branching object which would give a new feasible point in a bad direction. More... | |
| virtual void | resetBounds (const OsiSolverInterface *) |
| Reset variable bounds to their original values. More... | |
| virtual void | floorCeiling (double &floorValue, double &ceilingValue, double value, double tolerance) const |
| Returns floor and ceiling i.e. More... | |
| virtual CbcObjectUpdateData | createUpdateInformation (const OsiSolverInterface *solver, const CbcNode *node, const CbcBranchingObject *branchingObject) |
| Pass in information on branch just done and create CbcObjectUpdateData instance. More... | |
| virtual void | updateInformation (const CbcObjectUpdateData &) |
| Update object by CbcObjectUpdateData. More... | |
| int | id () const |
| Identifier (normally column number in matrix) More... | |
| void | setId (int value) |
| Set identifier (normally column number in matrix) but 1000000000 to 1100000000 means optional branching object i.e. More... | |
| bool | optionalObject () const |
| Return true if optional branching object i.e. More... | |
| int | position () const |
| Get position in object_ list. More... | |
| void | setPosition (int position) |
| Set position in object_ list. More... | |
| void | setModel (CbcModel *model) |
| update model More... | |
| CbcModel * | model () const |
| Return model. More... | |
| int | preferredWay () const |
| If -1 down always chosen first, +1 up always, 0 normal. More... | |
| void | setPreferredWay (int value) |
| Set -1 down always chosen first, +1 up always, 0 normal. More... | |
| virtual void | initializeForBranching (CbcModel *) |
| Initialize for branching. More... | |
Protected Attributes | |
| int | numberMembers_ |
| data Number of members More... | |
| int * | members_ |
| Members (indices in range 0 ... numberColumns-1) More... | |
| CbcConsequence ** | consequence_ |
| Consequences (normally NULL) More... | |
Protected Attributes inherited from CbcObject | |
| CbcModel * | model_ |
| data More... | |
| int | id_ |
| Identifier (normally column number in matrix) More... | |
| int | position_ |
| Position in object list. More... | |
| int | preferredWay_ |
| If -1 down always chosen first, +1 up always, 0 normal. More... | |
Define an n-way class for variables.
Only valid value is one at UB others at LB Normally 0-1
Definition at line 15 of file CbcNWay.hpp.
| CbcNWay::CbcNWay | ( | ) |
| CbcNWay::CbcNWay | ( | CbcModel * | model, |
| int | numberMembers, | ||
| const int * | which, | ||
| int | identifier | ||
| ) |
Useful constructor (which are matrix indices)
| CbcNWay::CbcNWay | ( | const CbcNWay & | ) |
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virtual |
Destructor.
| void CbcNWay::setConsequence | ( | int | iColumn, |
| const CbcConsequence & | consequence | ||
| ) |
Set up a consequence for a single member.
| void CbcNWay::applyConsequence | ( | int | iSequence, |
| int | state | ||
| ) | const |
Applies a consequence for a single member.
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virtual |
Infeasibility - large is 0.5 (and 0.5 will give this)
Reimplemented from CbcObject.
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virtual |
This looks at solution and sets bounds to contain solution.
Implements CbcObject.
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virtual |
Creates a branching object.
Reimplemented from CbcObject.
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inline |
Number of members.
Definition at line 57 of file CbcNWay.hpp.
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inline |
Members (indices in range 0 ... numberColumns-1)
Definition at line 62 of file CbcNWay.hpp.
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virtual |
Redoes data when sequence numbers change.
Reimplemented from CbcObject.
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protected |
data Number of members
Definition at line 71 of file CbcNWay.hpp.
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protected |
Members (indices in range 0 ... numberColumns-1)
Definition at line 74 of file CbcNWay.hpp.
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protected |
Consequences (normally NULL)
Definition at line 76 of file CbcNWay.hpp.
1.8.9.1