Bonmin::AuxInfo Class Reference

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

#include <BonAuxInfos.hpp>

Inheritance diagram for Bonmin::AuxInfo:

Public Member Functions
	AuxInfo (int type)
	Default constructor. More...
	AuxInfo (const OsiBabSolver &other)
	Constructor from OsiBabSolver. More...
	AuxInfo (const AuxInfo &other)
	Copy constructor. More...
virtual	~AuxInfo ()
	Destructor. More...
virtual OsiAuxInfo *	clone () const
	Virtual copy constructor. More...
void	setFeasibleNode ()
	Declare the node to be feasible. More...
void	setInfeasibleNode ()
	Declare the node to be infeasible. More...
bool	infeasibleNode ()
	Say if current node is found feasible by cut generators. More...
const double *	nlpSolution ()
	Get solution found by nlp solver (or NULL if none found). More...
double	nlpObjValue ()
	Get objective value of nlp solution found, or +infinity if none exists. More...
void	setNlpSolution (const double *sol, int numcols, double objValue)
	Pass a solution found by an nlp solver. More...
void	setHasNlpSolution (bool b)
	Say if has an nlp solution. More...
const std::vector< double > &	bestSolution2 () const
	get the best solution computed with alternative objective function. More...
double	bestObj2 () const
	return objective value of the best solution computed with alternative objective function. More...
void	setBestObj2 (double o)
	Set an alternate objective value. More...
void	setBestSolution2 (int n, double *d)

Protected Attributes
bool	infeasibleNode_
	Say if current node was found infeasible during cut generation. More...
double	objValue_
	value of the objective function of this nlp solution More...
double *	nlpSolution_
	nlp solution found by heuristic if any. More...
int	numcols_
	numcols_ gives the size of nlpSolution_. More...
bool	hasNlpSolution_
	say if has a solution. More...
Coin::SmartPtr < SimpleReferenced < std::vector< double > > >	bestSolution2_
	Stores the solution with alternate objective. More...
Coin::SmartPtr < SimpleReferenced< double > >	bestObj2_
	Alternate solution objective value. More...

Detailed Description

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

Definition at line 23 of file BonAuxInfos.hpp.

Constructor & Destructor Documentation

Bonmin::AuxInfo::AuxInfo

(

int

type

)

Default constructor.

Bonmin::AuxInfo::AuxInfo

(

const OsiBabSolver &

other

)

Constructor from OsiBabSolver.

Bonmin::AuxInfo::AuxInfo

(

const AuxInfo &

other

)

Copy constructor.

virtual Bonmin::AuxInfo::~AuxInfo ( )

virtual

Destructor.

Member Function Documentation

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

virtual

Virtual copy constructor.

Reimplemented in Bonmin::BabInfo.

void Bonmin::AuxInfo::setFeasibleNode ( )

inline

Declare the node to be feasible.

Definition at line 41 of file BonAuxInfos.hpp.

References infeasibleNode_.

void Bonmin::AuxInfo::setInfeasibleNode ( )

inline

Declare the node to be infeasible.

Definition at line 45 of file BonAuxInfos.hpp.

References infeasibleNode_.

bool Bonmin::AuxInfo::infeasibleNode ( )

inline

Say if current node is found feasible by cut generators.

Definition at line 49 of file BonAuxInfos.hpp.

References infeasibleNode_.

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.

References hasNlpSolution_, and nlpSolution_.

double Bonmin::AuxInfo::nlpObjValue

(

)

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

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

Pass a solution found by an nlp solver.

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

inline

Say if has an nlp solution.

Definition at line 68 of file BonAuxInfos.hpp.

References hasNlpSolution_.

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.

References bestSolution2_.

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.

References bestObj2_.

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

inline

Set an alternate objective value.

Definition at line 82 of file BonAuxInfos.hpp.

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

inline

Definition at line 86 of file BonAuxInfos.hpp.

References bestSolution2_.

Member Data Documentation

bool Bonmin::AuxInfo::infeasibleNode_

protected

Say if current node was found infeasible during cut generation.

Definition at line 93 of file BonAuxInfos.hpp.

Referenced by infeasibleNode(), setFeasibleNode(), and setInfeasibleNode().

double Bonmin::AuxInfo::objValue_

protected

value of the objective function of this nlp solution

Definition at line 95 of file BonAuxInfos.hpp.

double* Bonmin::AuxInfo::nlpSolution_

protected

nlp solution found by heuristic if any.

Definition at line 97 of file BonAuxInfos.hpp.

Referenced by nlpSolution().

int Bonmin::AuxInfo::numcols_

protected

numcols_ gives the size of nlpSolution_.

Definition at line 99 of file BonAuxInfos.hpp.

bool Bonmin::AuxInfo::hasNlpSolution_

protected

say if has a solution.

Definition at line 101 of file BonAuxInfos.hpp.

Referenced by nlpSolution(), and setHasNlpSolution().

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

protected

Stores the solution with alternate objective.

Definition at line 103 of file BonAuxInfos.hpp.

Referenced by bestSolution2(), and setBestSolution2().

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

protected

Alternate solution objective value.

Definition at line 105 of file BonAuxInfos.hpp.

Referenced by bestObj2().

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

• BonAuxInfos.hpp