CglStored Class Reference

Stored Cut Generator Class. More...

#include <CglStored.hpp>

Inheritance diagram for CglStored:

[legend]Collaboration diagram for CglStored:

[legend]List of all members.

Public Member Functions
Generate Cuts
virtual void	generateCuts (const OsiSolverInterface &si, OsiCuts &cs, const CglTreeInfo info=CglTreeInfo()) const
	Generate Mixed Integer Stored cuts for the model of the solver interface, si.
Change criterion on whether to include cut.
Violations of more than this will be added to current cut list (default 1.0e-5)
void	setRequiredViolation (double value)
	Set.
double	getRequiredViolation () const
	Get.
void	setProbingInfo (CglTreeProbingInfo *info)
	Takes over ownership of probing info.
Cut stuff
void	addCut (const OsiCuts &cs)
	Add cuts.
void	addCut (const OsiRowCut &cut)
	Add a row cut.
void	addCut (double lb, double ub, const CoinPackedVector &vector)
	Add a row cut from a packed vector.
void	addCut (double lb, double ub, int size, const int *colIndices, const double *elements)
	Add a row cut from elements.
int	sizeRowCuts () const
	Add cuts.
const OsiRowCut *	rowCutPointer (int index) const
	Add cuts.
Constructors and destructors
	CglStored ()
	Default constructor.
	CglStored (const CglStored &rhs)
	Copy constructor.
virtual CglCutGenerator *	clone () const
	Clone.
CglStored &	operator= (const CglStored &rhs)
	Assignment operator.
virtual	~CglStored ()
	Destructor.
Protected Attributes
Protected member data
double	requiredViolation_
	Only add if more than this requiredViolation.
CglTreeProbingInfo *	probingInfo_
	Pointer to probing information.
OsiCuts	cuts_
	Cuts.

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Detailed Description

Stored Cut Generator Class.

Definition at line 13 of file CglStored.hpp.

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Constructor & Destructor Documentation

CglStored::CglStored

(

)

Default constructor.

CglStored::CglStored

(

const CglStored &

rhs

)

Copy constructor.

virtual CglStored::~CglStored

(

)

[virtual]

Destructor.

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Member Function Documentation

virtual void CglStored::generateCuts	(	const OsiSolverInterface &	si,
		OsiCuts &	cs,
		const CglTreeInfo	info = CglTreeInfo()
	)			const [virtual]

Generate Mixed Integer Stored cuts for the model of the solver interface, si.

Insert the generated cuts into OsiCut, cs.

This generator just looks at previously stored cuts and inserts any that are violated by enough

Implements CglCutGenerator.

Reimplemented in CglTemporary.

void CglStored::setRequiredViolation

(

double

value

)

[inline]

Set.

Definition at line 37 of file CglStored.hpp.

References requiredViolation_.

double CglStored::getRequiredViolation

(

)

const [inline]

Get.

Definition at line 40 of file CglStored.hpp.

References requiredViolation_.

void CglStored::setProbingInfo

(

CglTreeProbingInfo *

info

)

[inline]

Takes over ownership of probing info.

Definition at line 43 of file CglStored.hpp.

References probingInfo_.

void CglStored::addCut

(

const OsiCuts &

cs

)

Add cuts.

void CglStored::addCut

(

const OsiRowCut &

cut

)

Add a row cut.

void CglStored::addCut	(	double	lb,
		double	ub,
		const CoinPackedVector &	vector
	)

Add a row cut from a packed vector.

void CglStored::addCut	(	double	lb,
		double	ub,
		int	size,
		const int *	colIndices,
		const double *	elements
	)

Add a row cut from elements.

int CglStored::sizeRowCuts

(

)

const [inline]

Add cuts.

Definition at line 57 of file CglStored.hpp.

References cuts_, and OsiCuts::sizeRowCuts().

const OsiRowCut* CglStored::rowCutPointer

(

int

index

)

const [inline]

Add cuts.

Definition at line 59 of file CglStored.hpp.

References cuts_, and OsiCuts::rowCutPtr().

virtual CglCutGenerator* CglStored::clone

(

)

const [virtual]

Clone.

Implements CglCutGenerator.

Reimplemented in CglTemporary.

CglStored& CglStored::operator=

(

const CglStored &

rhs

)

Assignment operator.

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Member Data Documentation

double CglStored::requiredViolation_ [protected]

Only add if more than this requiredViolation.

Definition at line 92 of file CglStored.hpp.

Referenced by getRequiredViolation(), and setRequiredViolation().

CglTreeProbingInfo* CglStored::probingInfo_ [protected]

Pointer to probing information.

Definition at line 94 of file CglStored.hpp.

Referenced by setProbingInfo().

OsiCuts CglStored::cuts_ [mutable, protected]

Cuts.

Definition at line 96 of file CglStored.hpp.

Referenced by rowCutPointer(), and sizeRowCuts().

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

• /home/coin/SVN-release/CoinAll-1.1.0/Cgl/src/CglStored.hpp

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