Osi  0.108.5
Public Member Functions | Protected Attributes | Private Member Functions | List of all members
OsiPseudoCosts Class Reference

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

#include <OsiChooseVariable.hpp>

Public Member Functions

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

Private Member Functions

void gutsOfDelete ()
 
void gutsOfCopy (const OsiPseudoCosts &rhs)
 

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 290 of file OsiChooseVariable.hpp.

Constructor & Destructor Documentation

◆ OsiPseudoCosts() [1/2]

OsiPseudoCosts::OsiPseudoCosts ( )

◆ ~OsiPseudoCosts()

virtual OsiPseudoCosts::~OsiPseudoCosts ( )
virtual

◆ OsiPseudoCosts() [2/2]

OsiPseudoCosts::OsiPseudoCosts ( const OsiPseudoCosts &  rhs)

Member Function Documentation

◆ gutsOfDelete()

void OsiPseudoCosts::gutsOfDelete ( )
private

◆ gutsOfCopy()

void OsiPseudoCosts::gutsOfCopy ( const OsiPseudoCosts &  rhs)
private

◆ operator=()

OsiPseudoCosts& OsiPseudoCosts::operator= ( const OsiPseudoCosts &  rhs)

◆ numberBeforeTrusted()

int OsiPseudoCosts::numberBeforeTrusted ( ) const
inline

Number of times before trusted.

Definition at line 317 of file OsiChooseVariable.hpp.

◆ setNumberBeforeTrusted()

void OsiPseudoCosts::setNumberBeforeTrusted ( int  value)
inline

Set number of times before trusted.

Definition at line 322 of file OsiChooseVariable.hpp.

◆ initialize()

void OsiPseudoCosts::initialize ( int  n)

Initialize the pseudocosts with n entries.

◆ numberObjects()

int OsiPseudoCosts::numberObjects ( ) const
inline

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

Definition at line 329 of file OsiChooseVariable.hpp.

◆ upTotalChange() [1/2]

double* OsiPseudoCosts::upTotalChange ( )
inline

Definition at line 336 of file OsiChooseVariable.hpp.

◆ upTotalChange() [2/2]

const double* OsiPseudoCosts::upTotalChange ( ) const
inline

Definition at line 337 of file OsiChooseVariable.hpp.

◆ downTotalChange() [1/2]

double* OsiPseudoCosts::downTotalChange ( )
inline

Definition at line 339 of file OsiChooseVariable.hpp.

◆ downTotalChange() [2/2]

const double* OsiPseudoCosts::downTotalChange ( ) const
inline

Definition at line 340 of file OsiChooseVariable.hpp.

◆ upNumber() [1/2]

int* OsiPseudoCosts::upNumber ( )
inline

Definition at line 342 of file OsiChooseVariable.hpp.

◆ upNumber() [2/2]

const int* OsiPseudoCosts::upNumber ( ) const
inline

Definition at line 343 of file OsiChooseVariable.hpp.

◆ downNumber() [1/2]

int* OsiPseudoCosts::downNumber ( )
inline

Definition at line 345 of file OsiChooseVariable.hpp.

◆ downNumber() [2/2]

const int* OsiPseudoCosts::downNumber ( ) const
inline

Definition at line 346 of file OsiChooseVariable.hpp.

◆ updateInformation() [1/2]

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

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

◆ updateInformation() [2/2]

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.

Member Data Documentation

◆ upTotalChange_

double* OsiPseudoCosts::upTotalChange_
protected

Total of all changes up.

Definition at line 294 of file OsiChooseVariable.hpp.

◆ downTotalChange_

double* OsiPseudoCosts::downTotalChange_
protected

Total of all changes down.

Definition at line 296 of file OsiChooseVariable.hpp.

◆ upNumber_

int* OsiPseudoCosts::upNumber_
protected

Number of times up.

Definition at line 298 of file OsiChooseVariable.hpp.

◆ downNumber_

int* OsiPseudoCosts::downNumber_
protected

Number of times down.

Definition at line 300 of file OsiChooseVariable.hpp.

◆ numberObjects_

int OsiPseudoCosts::numberObjects_
protected

Number of objects (could be found from solver)

Definition at line 302 of file OsiChooseVariable.hpp.

◆ numberBeforeTrusted_

int OsiPseudoCosts::numberBeforeTrusted_
protected

Number before we trust.

Definition at line 304 of file OsiChooseVariable.hpp.

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