Bonmin 1.8.9
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Public Member Functions | Protected Attributes | List of all members
Bonmin::AuxInfo Class Reference

Bonmin class for passing info between components of branch-and-cuts. More...

#include <BonAuxInfos.hpp>

+ Inheritance diagram for Bonmin::AuxInfo:
+ Collaboration diagram for Bonmin::AuxInfo:

Public Member Functions

 AuxInfo (int type)
 Default constructor.
 
 AuxInfo (const OsiBabSolver &other)
 Constructor from OsiBabSolver.
 
 AuxInfo (const AuxInfo &other)
 Copy constructor.
 
virtual ~AuxInfo ()
 Destructor.
 
virtual OsiAuxInfoclone () const
 Virtual copy constructor.
 
void setFeasibleNode ()
 Declare the node to be feasible.
 
void setInfeasibleNode ()
 Declare the node to be infeasible.
 
bool infeasibleNode ()
 Say if current node is found feasible by cut generators.
 
const double * nlpSolution ()
 Get solution found by nlp solver (or NULL if none found).
 
double nlpObjValue ()
 Get objective value of nlp solution found, or +infinity if none exists.
 
void setNlpSolution (const double *sol, int numcols, double objValue)
 Pass a solution found by an nlp solver.
 
void setHasNlpSolution (bool b)
 Say if has an nlp solution.
 
const std::vector< double > & bestSolution2 () const
 get the best solution computed with alternative objective function.
 
double bestObj2 () const
 return objective value of the best solution computed with alternative objective function.
 
void setBestObj2 (double o)
 Set an alternate objective value.
 
void setBestSolution2 (int n, double *d)
 
- Public Member Functions inherited from OsiBabSolver
 OsiBabSolver (int solverType=0)
 
 OsiBabSolver (const OsiBabSolver &rhs)
 
virtual ~OsiBabSolver ()
 
OsiBabSolveroperator= (const OsiBabSolver &rhs)
 
void setSolver (const OsiSolverInterface *solver)
 
void setSolver (const OsiSolverInterface &solver)
 
int solution (double &objectiveValue, double *newSolution, int numberColumns)
 
void setSolution (const double *solution, int numberColumns, double objectiveValue)
 
bool hasSolution (double &solutionValue, double *solution)
 
void setSolverType (int value)
 
int solverType () const
 
bool solutionAddsCuts () const
 
bool alwaysTryCutsAtRootNode () const
 
bool solverAccurate () const
 
bool reducedCostsAccurate () const
 
double mipBound () const
 
bool mipFeasible () const
 
void setMipBound (double value)
 
double bestObjectiveValue () const
 
bool tryCuts () const
 
bool warmStart () const
 
int extraCharacteristics () const
 
void setExtraCharacteristics (int value)
 
const double * beforeLower () const
 
void setBeforeLower (const double *array)
 
const double * beforeUpper () const
 
void setBeforeUpper (const double *array)
 
void setExtraPointer (void *extraInfo)
 
void * getExtraPointer () const
 
- Public Member Functions inherited from OsiAuxInfo
 OsiAuxInfo (void *appData=NULL)
 
 OsiAuxInfo (const OsiAuxInfo &rhs)
 
virtual ~OsiAuxInfo ()
 
OsiAuxInfooperator= (const OsiAuxInfo &rhs)
 
void * getApplicationData () const
 

Protected Attributes

bool infeasibleNode_
 Say if current node was found infeasible during cut generation.
 
double objValue_
 value of the objective function of this nlp solution
 
double * nlpSolution_
 nlp solution found by heuristic if any.
 
int numcols_
 numcols_ gives the size of nlpSolution_.
 
bool hasNlpSolution_
 say if has a solution.
 
Coin::SmartPtr< SimpleReferenced< std::vector< double > > > bestSolution2_
 Stores the solution with alternate objective.
 
Coin::SmartPtr< SimpleReferenced< double > > bestObj2_
 Alternate solution objective value.
 
- Protected Attributes inherited from OsiBabSolver
double bestObjectiveValue_
 
double mipBound_
 
const OsiSolverInterfacesolver_
 
double * bestSolution_
 
const double * beforeLower_
 
const double * beforeUpper_
 
void * extraInfo_
 
int solverType_
 
int sizeSolution_
 
int extraCharacteristics_
 
- Protected Attributes inherited from OsiAuxInfo
void * appData_
 

Detailed Description

Bonmin class for passing info between components of branch-and-cuts.

Definition at line 23 of file BonAuxInfos.hpp.

Constructor & Destructor Documentation

◆ AuxInfo() [1/3]

Bonmin::AuxInfo::AuxInfo ( int type)

Default constructor.

◆ AuxInfo() [2/3]

Bonmin::AuxInfo::AuxInfo ( const OsiBabSolver & other)

Constructor from OsiBabSolver.

◆ AuxInfo() [3/3]

Bonmin::AuxInfo::AuxInfo ( const AuxInfo & other)

Copy constructor.

◆ ~AuxInfo()

virtual Bonmin::AuxInfo::~AuxInfo ( )
virtual

Destructor.

Member Function Documentation

◆ clone()

virtual OsiAuxInfo * Bonmin::AuxInfo::clone ( ) const
virtual

Virtual copy constructor.

Reimplemented from OsiBabSolver.

Reimplemented in Bonmin::BabInfo.

◆ setFeasibleNode()

void Bonmin::AuxInfo::setFeasibleNode ( )
inline

Declare the node to be feasible.

Definition at line 41 of file BonAuxInfos.hpp.

◆ setInfeasibleNode()

void Bonmin::AuxInfo::setInfeasibleNode ( )
inline

Declare the node to be infeasible.

Definition at line 45 of file BonAuxInfos.hpp.

◆ infeasibleNode()

bool Bonmin::AuxInfo::infeasibleNode ( )
inline

Say if current node is found feasible by cut generators.

Definition at line 49 of file BonAuxInfos.hpp.

◆ nlpSolution()

const double * Bonmin::AuxInfo::nlpSolution ( )
inline

Get solution found by nlp solver (or NULL if none found).

Definition at line 53 of file BonAuxInfos.hpp.

◆ nlpObjValue()

double Bonmin::AuxInfo::nlpObjValue ( )

Get objective value of nlp solution found, or +infinity if none exists.

◆ setNlpSolution()

void Bonmin::AuxInfo::setNlpSolution ( const double * sol,
int numcols,
double objValue )

Pass a solution found by an nlp solver.

◆ setHasNlpSolution()

void Bonmin::AuxInfo::setHasNlpSolution ( bool b)
inline

Say if has an nlp solution.

Definition at line 68 of file BonAuxInfos.hpp.

◆ bestSolution2()

const std::vector< double > & Bonmin::AuxInfo::bestSolution2 ( ) const
inline

get the best solution computed with alternative objective function.

Definition at line 71 of file BonAuxInfos.hpp.

◆ bestObj2()

double Bonmin::AuxInfo::bestObj2 ( ) const
inline

return objective value of the best solution computed with alternative objective function.

Definition at line 77 of file BonAuxInfos.hpp.

◆ setBestObj2()

void Bonmin::AuxInfo::setBestObj2 ( double o)
inline

Set an alternate objective value.

Definition at line 82 of file BonAuxInfos.hpp.

◆ setBestSolution2()

void Bonmin::AuxInfo::setBestSolution2 ( int n,
double * d )
inline

Definition at line 86 of file BonAuxInfos.hpp.

Member Data Documentation

◆ infeasibleNode_

bool Bonmin::AuxInfo::infeasibleNode_
protected

Say if current node was found infeasible during cut generation.

Definition at line 93 of file BonAuxInfos.hpp.

◆ objValue_

double Bonmin::AuxInfo::objValue_
protected

value of the objective function of this nlp solution

Definition at line 95 of file BonAuxInfos.hpp.

◆ nlpSolution_

double* Bonmin::AuxInfo::nlpSolution_
protected

nlp solution found by heuristic if any.

Definition at line 97 of file BonAuxInfos.hpp.

◆ numcols_

int Bonmin::AuxInfo::numcols_
protected

numcols_ gives the size of nlpSolution_.

Definition at line 99 of file BonAuxInfos.hpp.

◆ hasNlpSolution_

bool Bonmin::AuxInfo::hasNlpSolution_
protected

say if has a solution.

Definition at line 101 of file BonAuxInfos.hpp.

◆ bestSolution2_

Coin::SmartPtr< SimpleReferenced<std::vector<double> > > Bonmin::AuxInfo::bestSolution2_
protected

Stores the solution with alternate objective.

Definition at line 103 of file BonAuxInfos.hpp.

◆ bestObj2_

Coin::SmartPtr< SimpleReferenced<double> > Bonmin::AuxInfo::bestObj2_
protected

Alternate solution objective value.

Definition at line 105 of file BonAuxInfos.hpp.


The documentation for this class was generated from the following file: