OsiSolverBranch Class Reference

Solver Branch Class. More...

#include <OsiSolverBranch.hpp>

Public Member Functions
Add and Get methods
void	addBranch (int iColumn, double value)
	Add a simple branch (i.e. first sets ub of floor(value), second lb of ceil(value)) More...
void	addBranch (int way, int numberTighterLower, const int *whichLower, const double *newLower, int numberTighterUpper, const int *whichUpper, const double *newUpper)
	Add bounds - way =-1 is first , +1 is second. More...
void	addBranch (int way, int numberColumns, const double *oldLower, const double *newLower, const double *oldUpper, const double *newUpper)
	Add bounds - way =-1 is first , +1 is second. More...
void	applyBounds (OsiSolverInterface &solver, int way) const
	Apply bounds. More...
bool	feasibleOneWay (const OsiSolverInterface &solver) const
	Returns true if current solution satsifies one side of branch. More...
const int *	starts () const
	Starts. More...
const int *	which () const
	Which variables. More...
const double *	bounds () const
	Bounds. More...
Constructors and destructors
	OsiSolverBranch ()
	Default Constructor. More...
	OsiSolverBranch (const OsiSolverBranch &rhs)
	Copy constructor. More...
OsiSolverBranch &	operator= (const OsiSolverBranch &rhs)
	Assignment operator. More...
	~OsiSolverBranch ()
	Destructor. More...

Private Attributes
Private member data
int	start_ [5]
	Start of lower first, upper first, lower second, upper second. More...
int *	indices_
	Column numbers (if >= numberColumns treat as rows) More...
double *	bound_
	New bounds. More...

Detailed Description

Solver Branch Class.

This provides information on a branch as a set of tighter bounds on both ways

Definition at line 18 of file OsiSolverBranch.hpp.

Constructor & Destructor Documentation

OsiSolverBranch::OsiSolverBranch

(

)

Default Constructor.

OsiSolverBranch::OsiSolverBranch

(

const OsiSolverBranch &

rhs

)

Copy constructor.

OsiSolverBranch::~OsiSolverBranch

(

)

Destructor.

Member Function Documentation

void OsiSolverBranch::addBranch	(	int	iColumn,
		double	value
	)

Add a simple branch (i.e. first sets ub of floor(value), second lb of ceil(value))

void OsiSolverBranch::addBranch	(	int	way,
		int	numberTighterLower,
		const int *	whichLower,
		const double *	newLower,
		int	numberTighterUpper,
		const int *	whichUpper,
		const double *	newUpper
	)

Add bounds - way =-1 is first , +1 is second.

void OsiSolverBranch::addBranch	(	int	way,
		int	numberColumns,
		const double *	oldLower,
		const double *	newLower,
		const double *	oldUpper,
		const double *	newUpper
	)

Add bounds - way =-1 is first , +1 is second.

void OsiSolverBranch::applyBounds	(	OsiSolverInterface &	solver,
		int	way
	)		const

Apply bounds.

bool OsiSolverBranch::feasibleOneWay

(

const OsiSolverInterface &

solver

)

const

Returns true if current solution satsifies one side of branch.

const int* OsiSolverBranch::starts ( ) const

inline

Starts.

Definition at line 38 of file OsiSolverBranch.hpp.

const int* OsiSolverBranch::which ( ) const

inline

Which variables.

Definition at line 41 of file OsiSolverBranch.hpp.

const double* OsiSolverBranch::bounds ( ) const

inline

Bounds.

Definition at line 44 of file OsiSolverBranch.hpp.

OsiSolverBranch& OsiSolverBranch::operator=

(

const OsiSolverBranch &

rhs

)

Assignment operator.

Member Data Documentation

int OsiSolverBranch::start_[5]

private

Start of lower first, upper first, lower second, upper second.

Definition at line 69 of file OsiSolverBranch.hpp.

int* OsiSolverBranch::indices_

private

Column numbers (if >= numberColumns treat as rows)

Definition at line 71 of file OsiSolverBranch.hpp.

double* OsiSolverBranch::bound_

private

New bounds.

Definition at line 73 of file OsiSolverBranch.hpp.

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

• /tmp/CHiPPS-Alps-1.5.6/Osi/src/Osi/OsiSolverBranch.hpp