OsiPseudoCosts Class Reference

This class is the placeholder for the pseudocosts used by OsiChooseStrong. More...

#include <OsiChooseVariable.hpp>

List of all members.

Public Member Functions
	OsiPseudoCosts ()
virtual	~OsiPseudoCosts ()
	OsiPseudoCosts (const OsiPseudoCosts &rhs)
OsiPseudoCosts &	operator= (const OsiPseudoCosts &rhs)
int	numberBeforeTrusted () const
	Number of times before trusted.
void	setNumberBeforeTrusted (int value)
	Set number of times before trusted.
void	initialize (int n)
	Initialize the pseudocosts with n entries.
int	numberObjects () const
	Give the number of objects for which pseudo costs are stored.
virtual void	updateInformation (const OsiBranchingInformation *info, int branch, OsiHotInfo *hotInfo)
	Given a candidate fill in useful information e.g. estimates.
virtual void	updateInformation (int whichObject, int branch, double changeInObjective, double changeInValue, int status)
	Given a branch fill in useful information e.g. estimates.
Accessor methods to pseudo costs data
double *	upTotalChange ()
const double *	upTotalChange () const
double *	downTotalChange ()
const double *	downTotalChange () const
int *	upNumber ()
const int *	upNumber () const
int *	downNumber ()
const int *	downNumber () const
Protected Attributes
double *	upTotalChange_
	Total of all changes up.
double *	downTotalChange_
	Total of all changes down.
int *	upNumber_
	Number of times up.
int *	downNumber_
	Number of times down.
int	numberObjects_
	Number of objects (could be found from solver).
int	numberBeforeTrusted_
	Number before we trust.
Private Member Functions
void	gutsOfDelete ()
void	gutsOfCopy (const OsiPseudoCosts &rhs)

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Detailed Description

This class is the placeholder for the pseudocosts used by OsiChooseStrong.

It can also be used by any other pseudocost based strong branching algorithm.

Definition at line 238 of file OsiChooseVariable.hpp.

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Constructor & Destructor Documentation

OsiPseudoCosts::OsiPseudoCosts

(

)

virtual OsiPseudoCosts::~OsiPseudoCosts

(

)

[virtual]

OsiPseudoCosts::OsiPseudoCosts

(

const OsiPseudoCosts &

rhs

)

---

Member Function Documentation

void OsiPseudoCosts::gutsOfDelete

(

)

[private]

void OsiPseudoCosts::gutsOfCopy

(

const OsiPseudoCosts &

rhs

)

[private]

OsiPseudoCosts& OsiPseudoCosts::operator=

(

const OsiPseudoCosts &

rhs

)

int OsiPseudoCosts::numberBeforeTrusted

(

)

const [inline]

Number of times before trusted.

Definition at line 265 of file OsiChooseVariable.hpp.

void OsiPseudoCosts::setNumberBeforeTrusted

(

int

value

)

[inline]

Set number of times before trusted.

Definition at line 268 of file OsiChooseVariable.hpp.

void OsiPseudoCosts::initialize

(

int

n

)

Initialize the pseudocosts with n entries.

int OsiPseudoCosts::numberObjects

(

)

const [inline]

Give the number of objects for which pseudo costs are stored.

Definition at line 273 of file OsiChooseVariable.hpp.

double* OsiPseudoCosts::upTotalChange

(

)

[inline]

Definition at line 278 of file OsiChooseVariable.hpp.

const double* OsiPseudoCosts::upTotalChange

(

)

const [inline]

Definition at line 279 of file OsiChooseVariable.hpp.

double* OsiPseudoCosts::downTotalChange

(

)

[inline]

Definition at line 281 of file OsiChooseVariable.hpp.

const double* OsiPseudoCosts::downTotalChange

(

)

const [inline]

Definition at line 282 of file OsiChooseVariable.hpp.

int* OsiPseudoCosts::upNumber

(

)

[inline]

Definition at line 284 of file OsiChooseVariable.hpp.

const int* OsiPseudoCosts::upNumber

(

)

const [inline]

Definition at line 285 of file OsiChooseVariable.hpp.

int* OsiPseudoCosts::downNumber

(

)

[inline]

Definition at line 287 of file OsiChooseVariable.hpp.

const int* OsiPseudoCosts::downNumber

(

)

const [inline]

Definition at line 288 of file OsiChooseVariable.hpp.

virtual void OsiPseudoCosts::updateInformation	(	const OsiBranchingInformation *	info,
		int	branch,
		OsiHotInfo *	hotInfo
	)			[virtual]

Given a candidate fill in useful information e.g. estimates.

virtual void OsiPseudoCosts::updateInformation	(	int	whichObject,
		int	branch,
		double	changeInObjective,
		double	changeInValue,
		int	status
	)			[virtual]

Given a branch fill in useful information e.g. estimates.

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Member Data Documentation

double* OsiPseudoCosts::upTotalChange_ [protected]

Total of all changes up.

Definition at line 242 of file OsiChooseVariable.hpp.

double* OsiPseudoCosts::downTotalChange_ [protected]

Total of all changes down.

Definition at line 244 of file OsiChooseVariable.hpp.

int* OsiPseudoCosts::upNumber_ [protected]

Number of times up.

Definition at line 246 of file OsiChooseVariable.hpp.

int* OsiPseudoCosts::downNumber_ [protected]

Number of times down.

Definition at line 248 of file OsiChooseVariable.hpp.

int OsiPseudoCosts::numberObjects_ [protected]

Number of objects (could be found from solver).

Definition at line 250 of file OsiChooseVariable.hpp.

int OsiPseudoCosts::numberBeforeTrusted_ [protected]

Number before we trust.

Definition at line 252 of file OsiChooseVariable.hpp.

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

• /home/coin/svn-release/OptimizationSuite-1.1.0/Osi/src/OsiChooseVariable.hpp