Couenne::NlpSolveHeuristic Class Reference

#include <BonNlpHeuristic.hpp>

Inheritance diagram for Couenne::NlpSolveHeuristic:

Public Member Functions
	NlpSolveHeuristic ()
	Default constructor. More...
	NlpSolveHeuristic (CbcModel &mip, Bonmin::OsiTMINLPInterface &nlp, bool cloneNlp=false, CouenneProblem *couenne=NULL)
	Constructor with model and Ipopt problems. More...
	NlpSolveHeuristic (const NlpSolveHeuristic &other)
	Copy constructor. More...
virtual	~NlpSolveHeuristic ()
	Destructor. More...
virtual CbcHeuristic *	clone () const
	Clone. More...
NlpSolveHeuristic &	operator= (const NlpSolveHeuristic &rhs)
	Assignment operator. More...
void	setNlp (Bonmin::OsiTMINLPInterface &nlp, bool cloneNlp=true)
	Set the nlp solver. More...
void	setCouenneProblem (CouenneProblem *)
	set the couenne problem to use. More...
virtual void	resetModel (CbcModel *model)
	Does nothing. More...
virtual int	solution (double &objectiveValue, double *newSolution)
	Run heuristic, return 1 if a better solution than the one passed is found and 0 otherwise. More...
void	setMaxNlpInf (double value)
	set maxNlpInf. More...
void	setNumberSolvePerLevel (int value)
	set number of nlp's solved for each given level of the tree More...

Static Public Member Functions
static void	registerOptions (Ipopt::SmartPtr< Bonmin::RegisteredOptions >)
	initialize options More...

Private Attributes
Bonmin::OsiTMINLPInterface *	nlp_
	Pointer to an nlp solver interface. More...
bool	hasCloned_
	is nlp_ cloned or just a pointer? More...
double	maxNlpInf_
	maximum nlp infeasibility under which try to solve problem with Ipopt. More...
int	numberSolvePerLevel_
	Number of nlp's solved for each given level of the tree. More...
CouenneProblem *	couenne_
	Pointer to a couenne representation of the problem. More...

Detailed Description

Definition at line 28 of file BonNlpHeuristic.hpp.

Constructor & Destructor Documentation

Couenne::NlpSolveHeuristic::NlpSolveHeuristic

(

)

Default constructor.

Couenne::NlpSolveHeuristic::NlpSolveHeuristic	(	CbcModel &	mip,
		Bonmin::OsiTMINLPInterface &	nlp,
		bool	cloneNlp = false,
		CouenneProblem *	couenne = NULL
	)

Constructor with model and Ipopt problems.

Couenne::NlpSolveHeuristic::NlpSolveHeuristic

(

const NlpSolveHeuristic &

other

)

Copy constructor.

virtual Couenne::NlpSolveHeuristic::~NlpSolveHeuristic ( )

virtual

Destructor.

Member Function Documentation

virtual CbcHeuristic* Couenne::NlpSolveHeuristic::clone ( ) const

virtual

Clone.

NlpSolveHeuristic& Couenne::NlpSolveHeuristic::operator=

(

const NlpSolveHeuristic &

rhs

)

Assignment operator.

void Couenne::NlpSolveHeuristic::setNlp	(	Bonmin::OsiTMINLPInterface &	nlp,
		bool	cloneNlp = true
	)

Set the nlp solver.

void Couenne::NlpSolveHeuristic::setCouenneProblem

(

CouenneProblem *

)

set the couenne problem to use.

virtual void Couenne::NlpSolveHeuristic::resetModel ( CbcModel *  model )

inlinevirtual

Does nothing.

Definition at line 53 of file BonNlpHeuristic.hpp.

virtual int Couenne::NlpSolveHeuristic::solution ( double &  objectiveValue, double *  newSolution  )

virtual

Run heuristic, return 1 if a better solution than the one passed is found and 0 otherwise.

objectiveValue Best known solution in input and value of solution found in output newSolution Solution found by heuristic.

Todo:

Find a quicker way to get to Couenne objects, store them or something

void Couenne::NlpSolveHeuristic::setMaxNlpInf ( double  value )

inline

set maxNlpInf.

Definition at line 61 of file BonNlpHeuristic.hpp.

References maxNlpInf_.

void Couenne::NlpSolveHeuristic::setNumberSolvePerLevel ( int  value )

inline

set number of nlp's solved for each given level of the tree

Definition at line 64 of file BonNlpHeuristic.hpp.

References numberSolvePerLevel_.

static void Couenne::NlpSolveHeuristic::registerOptions ( Ipopt::SmartPtr< Bonmin::RegisteredOptions >  )

static

initialize options

Member Data Documentation

Bonmin::OsiTMINLPInterface* Couenne::NlpSolveHeuristic::nlp_

private

Pointer to an nlp solver interface.

Definition at line 72 of file BonNlpHeuristic.hpp.

bool Couenne::NlpSolveHeuristic::hasCloned_

private

is nlp_ cloned or just a pointer?

Definition at line 74 of file BonNlpHeuristic.hpp.

double Couenne::NlpSolveHeuristic::maxNlpInf_

private

maximum nlp infeasibility under which try to solve problem with Ipopt.

Definition at line 76 of file BonNlpHeuristic.hpp.

Referenced by setMaxNlpInf().

int Couenne::NlpSolveHeuristic::numberSolvePerLevel_

private

Number of nlp's solved for each given level of the tree.

Definition at line 78 of file BonNlpHeuristic.hpp.

Referenced by setNumberSolvePerLevel().

CouenneProblem* Couenne::NlpSolveHeuristic::couenne_

private

Pointer to a couenne representation of the problem.

Definition at line 80 of file BonNlpHeuristic.hpp.

---

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

• BonNlpHeuristic.hpp