CbcSimpleIntegerPseudoCost Class Reference

Define a single integer class but with pseudo costs. More...

#include <CbcBranchActual.hpp>

Inheritance diagram for CbcSimpleIntegerPseudoCost:

[legend]Collaboration diagram for CbcSimpleIntegerPseudoCost:

[legend]List of all members.

Public Member Functions
	CbcSimpleIntegerPseudoCost ()
	CbcSimpleIntegerPseudoCost (CbcModel *model, int iColumn, double breakEven=0.5)
	CbcSimpleIntegerPseudoCost (CbcModel *model, int iColumn, double downPseudoCost, double upPseudoCost)
	CbcSimpleIntegerPseudoCost (CbcModel *model, int dummy, int iColumn, double downPseudoCost, double upPseudoCost)
	CbcSimpleIntegerPseudoCost (const CbcSimpleIntegerPseudoCost &)
virtual CbcObject *	clone () const
	Clone.
CbcSimpleIntegerPseudoCost &	operator= (const CbcSimpleIntegerPseudoCost &rhs)
	~CbcSimpleIntegerPseudoCost ()
virtual double	infeasibility (int &preferredWay) const
	Infeasibility - large is 0.5.
virtual CbcBranchingObject *	createBranch (int way)
	Creates a branching object.
double	downPseudoCost () const
	Down pseudo cost.
void	setDownPseudoCost (double value)
	Set down pseudo cost.
double	upPseudoCost () const
	Up pseudo cost.
void	setUpPseudoCost (double value)
	Set up pseudo cost.
double	upDownSeparator () const
	Up down separator.
void	setUpDownSeparator (double value)
	Set up down separator.
virtual double	upEstimate () const
	Return "up" estimate.
virtual double	downEstimate () const
	Return "down" estimate (default 1.0e-5).
int	method () const
	method - see below for details
void	setMethod (int value)
	Set method.
Protected Attributes
double	downPseudoCost_
	Down pseudo cost.
double	upPseudoCost_
	Up pseudo cost.
double	upDownSeparator_
	Up/down separator If >0.0 then do first branch up if value-floor(value) >= this value.
int	method_
	Method - 0 - normal - return min (up,down) 1 - if before any solution return max(up,down) 2 - if before branched solution return max(up,down) 3 - always return max(up,down).

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Detailed Description

Define a single integer class but with pseudo costs.

Definition at line 531 of file CbcBranchActual.hpp.

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Constructor & Destructor Documentation

CbcSimpleIntegerPseudoCost::CbcSimpleIntegerPseudoCost

(

)

CbcSimpleIntegerPseudoCost::CbcSimpleIntegerPseudoCost	(	CbcModel *	model,
		int	iColumn,
		double	breakEven = 0.5
	)

CbcSimpleIntegerPseudoCost::CbcSimpleIntegerPseudoCost	(	CbcModel *	model,
		int	iColumn,
		double	downPseudoCost,
		double	upPseudoCost
	)

CbcSimpleIntegerPseudoCost::CbcSimpleIntegerPseudoCost	(	CbcModel *	model,
		int	dummy,
		int	iColumn,
		double	downPseudoCost,
		double	upPseudoCost
	)

CbcSimpleIntegerPseudoCost::CbcSimpleIntegerPseudoCost

(

const CbcSimpleIntegerPseudoCost &

)

CbcSimpleIntegerPseudoCost::~CbcSimpleIntegerPseudoCost

(

)

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Member Function Documentation

virtual CbcObject* CbcSimpleIntegerPseudoCost::clone

(

)

const [virtual]

Clone.

Reimplemented from CbcSimpleInteger.

CbcSimpleIntegerPseudoCost& CbcSimpleIntegerPseudoCost::operator=

(

const CbcSimpleIntegerPseudoCost &

rhs

)

virtual double CbcSimpleIntegerPseudoCost::infeasibility

(

int &

preferredWay

)

const [virtual]

Infeasibility - large is 0.5.

Reimplemented from CbcSimpleInteger.

virtual CbcBranchingObject* CbcSimpleIntegerPseudoCost::createBranch

(

int

way

)

[virtual]

Creates a branching object.

Reimplemented from CbcSimpleInteger.

double CbcSimpleIntegerPseudoCost::downPseudoCost

(

)

const [inline]

Down pseudo cost.

Definition at line 569 of file CbcBranchActual.hpp.

References downPseudoCost_.

void CbcSimpleIntegerPseudoCost::setDownPseudoCost

(

double

value

)

[inline]

Set down pseudo cost.

Definition at line 572 of file CbcBranchActual.hpp.

References downPseudoCost_.

double CbcSimpleIntegerPseudoCost::upPseudoCost

(

)

const [inline]

Up pseudo cost.

Definition at line 576 of file CbcBranchActual.hpp.

References upPseudoCost_.

void CbcSimpleIntegerPseudoCost::setUpPseudoCost

(

double

value

)

[inline]

Set up pseudo cost.

Definition at line 579 of file CbcBranchActual.hpp.

References upPseudoCost_.

double CbcSimpleIntegerPseudoCost::upDownSeparator

(

)

const [inline]

Up down separator.

Definition at line 583 of file CbcBranchActual.hpp.

References upDownSeparator_.

void CbcSimpleIntegerPseudoCost::setUpDownSeparator

(

double

value

)

[inline]

Set up down separator.

Definition at line 586 of file CbcBranchActual.hpp.

References upDownSeparator_.

virtual double CbcSimpleIntegerPseudoCost::upEstimate

(

)

const [virtual]

Return "up" estimate.

Reimplemented from OsiObject.

virtual double CbcSimpleIntegerPseudoCost::downEstimate

(

)

const [virtual]

Return "down" estimate (default 1.0e-5).

Reimplemented from OsiObject.

int CbcSimpleIntegerPseudoCost::method

(

)

const [inline]

method - see below for details

Definition at line 595 of file CbcBranchActual.hpp.

References method_.

void CbcSimpleIntegerPseudoCost::setMethod

(

int

value

)

[inline]

Set method.

Definition at line 598 of file CbcBranchActual.hpp.

References method_.

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Member Data Documentation

double CbcSimpleIntegerPseudoCost::downPseudoCost_ [protected]

Down pseudo cost.

Definition at line 605 of file CbcBranchActual.hpp.

Referenced by downPseudoCost(), and setDownPseudoCost().

double CbcSimpleIntegerPseudoCost::upPseudoCost_ [protected]

Up pseudo cost.

Definition at line 607 of file CbcBranchActual.hpp.

Referenced by setUpPseudoCost(), and upPseudoCost().

double CbcSimpleIntegerPseudoCost::upDownSeparator_ [protected]

Up/down separator If >0.0 then do first branch up if value-floor(value) >= this value.

Definition at line 612 of file CbcBranchActual.hpp.

Referenced by setUpDownSeparator(), and upDownSeparator().

int CbcSimpleIntegerPseudoCost::method_ [protected]

Method - 0 - normal - return min (up,down) 1 - if before any solution return max(up,down) 2 - if before branched solution return max(up,down) 3 - always return max(up,down).

Definition at line 619 of file CbcBranchActual.hpp.

Referenced by method(), and setMethod().

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

• /home/coin/SVN-release/CoinAll-1.1.0/Cbc/src/CbcBranchActual.hpp

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