Bonmin::HeuristicDiveMIP Class Reference

#include <BonHeuristicDiveMIP.hpp>

Inheritance diagram for Bonmin::HeuristicDiveMIP:

Public Member Functions
	HeuristicDiveMIP (BonminSetup *setup)
	Constructor with setup. More...
	HeuristicDiveMIP (const HeuristicDiveMIP &copy)
	Copy constructor. More...
	~HeuristicDiveMIP ()
	Destructor. More...
HeuristicDiveMIP &	operator= (const HeuristicDiveMIP &rhs)
	Assignment operator. More...
virtual CbcHeuristic *	clone () const =0
	Clone. More...
void	Initialize (BonminSetup *setup)
	Initialize method. More...
virtual void	resetModel (CbcModel *model)
	Resets stuff if model changes. More...
virtual void	setSetup (BonminSetup *setup)
	Change setup used for heuristic. More...
virtual int	solution (double &solutionValue, double *betterSolution)
	Performs heuristic. More...
virtual void	setInternalVariables (TMINLP2TNLP *minlp)=0
	sets internal variables More...
virtual void	selectVariableToBranch (TMINLP2TNLP *minlp, const vector< int > &integerColumns, const double *newSolution, int &bestColumn, int &bestRound)=0
	Selects the next variable to branch on. More...

Protected Attributes
BonminSetup *	setup_
	Setup to use for local searches (will make copies). More...

Private Attributes
int	howOften_
	How often to do (code can change) More...
SubMipSolver *	mip_
	A subsolver for MIP. More...

Detailed Description

Definition at line 19 of file BonHeuristicDiveMIP.hpp.

Constructor & Destructor Documentation

Bonmin::HeuristicDiveMIP::HeuristicDiveMIP

(

BonminSetup *

setup

)

Constructor with setup.

Bonmin::HeuristicDiveMIP::HeuristicDiveMIP

(

const HeuristicDiveMIP &

copy

)

Copy constructor.

Bonmin::HeuristicDiveMIP::~HeuristicDiveMIP

(

)

Destructor.

Member Function Documentation

HeuristicDiveMIP& Bonmin::HeuristicDiveMIP::operator=

(

const HeuristicDiveMIP &

rhs

)

Assignment operator.

virtual CbcHeuristic* Bonmin::HeuristicDiveMIP::clone ( ) const

pure virtual

Clone.

Implemented in Bonmin::HeuristicDiveMIPVectorLength, and Bonmin::HeuristicDiveMIPFractional.

void Bonmin::HeuristicDiveMIP::Initialize

(

BonminSetup *

setup

)

Initialize method.

virtual void Bonmin::HeuristicDiveMIP::resetModel ( CbcModel *  model )

inlinevirtual

Resets stuff if model changes.

Definition at line 46 of file BonHeuristicDiveMIP.hpp.

virtual void Bonmin::HeuristicDiveMIP::setSetup ( BonminSetup *  setup )

inlinevirtual

Change setup used for heuristic.

Reimplemented in Bonmin::HeuristicDiveMIPVectorLength, and Bonmin::HeuristicDiveMIPFractional.

Definition at line 51 of file BonHeuristicDiveMIP.hpp.

References setup_.

Referenced by Bonmin::HeuristicDiveMIPFractional::setSetup(), and Bonmin::HeuristicDiveMIPVectorLength::setSetup().

virtual int Bonmin::HeuristicDiveMIP::solution ( double &  solutionValue, double *  betterSolution  )

virtual

Performs heuristic.

virtual void Bonmin::HeuristicDiveMIP::setInternalVariables ( TMINLP2TNLP *  minlp )

pure virtual

sets internal variables

Implemented in Bonmin::HeuristicDiveMIPVectorLength, and Bonmin::HeuristicDiveMIPFractional.

virtual void Bonmin::HeuristicDiveMIP::selectVariableToBranch ( TMINLP2TNLP *  minlp, const vector< int > &  integerColumns, const double *  newSolution, int &  bestColumn, int &  bestRound  )

pure virtual

Selects the next variable to branch on.

If bestColumn = -1, it means that no variable was found

Implemented in Bonmin::HeuristicDiveMIPVectorLength, and Bonmin::HeuristicDiveMIPFractional.

Member Data Documentation

BonminSetup* Bonmin::HeuristicDiveMIP::setup_

protected

Setup to use for local searches (will make copies).

Definition at line 73 of file BonHeuristicDiveMIP.hpp.

Referenced by setSetup().

int Bonmin::HeuristicDiveMIP::howOften_

private

How often to do (code can change)

Definition at line 77 of file BonHeuristicDiveMIP.hpp.

SubMipSolver* Bonmin::HeuristicDiveMIP::mip_

private

A subsolver for MIP.

Definition at line 79 of file BonHeuristicDiveMIP.hpp.

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

• BonHeuristicDiveMIP.hpp