SPxSumST Class Reference

Simple heuristic SPxStarter.Testing version of an SPxVectorST using a very simplistic heuristic to build up an approximated solution vector. More...

#include <spxsumst.h>

Inheritance diagram for SPxSumST:

Public Member Functions
Construction / destruction
	SPxSumST ()
	default constructor.
	SPxSumST (const SPxSumST &old)
	copy constructor
SPxSumST &	operator= (const SPxSumST &rhs)
	assignment operator
virtual	~SPxSumST ()
	destructor.
virtual SPxStarter *	clone () const
	clone function for polymorphism
Public Member Functions inherited from SPxVectorST
	SPxVectorST ()
	default constructor.
	SPxVectorST (const SPxVectorST &old)
	copy constructor
SPxVectorST &	operator= (const SPxVectorST &rhs)
	assignment operator
virtual	~SPxVectorST ()
	destructor.
void	primal (const Vector &v)
	sets up primal solution vector.
void	dual (const Vector &v)
	sets up primal solution vector.
Public Member Functions inherited from SPxWeightST
	SPxWeightST ()
	default constructor.
	SPxWeightST (const SPxWeightST &old)
	copy constructor
SPxWeightST &	operator= (const SPxWeightST &rhs)
	assignment operator
virtual	~SPxWeightST ()
	destructor.
void	generate (SPxSolver &base)
	generates start basis for loaded basis.
virtual bool	isConsistent () const
	consistency check.
Public Member Functions inherited from SPxStarter
virtual const char *	getName () const
	get name of starter.
	SPxStarter (const char *name)
	constructor
	SPxStarter (const SPxStarter &old)
	copy constructor
SPxStarter &	operator= (const SPxStarter &rhs)
	assignment operator
virtual	~SPxStarter ()
	destructor.

Protected Member Functions
Protected helpers
void	setupWeights (SPxSolver &base)
	sets up variable weights.
Protected Member Functions inherited from SPxVectorST
void	setupWeights (SPxSolver &base)
	sets up variable weights.
Protected helpers

Additional Inherited Members
Protected Attributes inherited from SPxWeightST
DataArray< Real >	rowWeight
	weight value for LP rows.
DataArray< Real >	colWeight
	weight value for LP columns.
DataArray< bool >	rowRight
	set variable to rhs?.
DataArray< bool >	colUp
	set primal variable to upper bound.

Detailed Description

Simple heuristic SPxStarter.

Testing version of an SPxVectorST using a very simplistic heuristic to build up an approximated solution vector.

Definition at line 37 of file spxsumst.h.

Constructor & Destructor Documentation

SPxSumST

(

)

default constructor.

Definition at line 54 of file spxsumst.h.

References SPxStarter::m_name.

Referenced by SPxSumST::clone().

SPxSumST

(

const SPxSumST &

old

)

copy constructor

Definition at line 59 of file spxsumst.h.

References SPxWeightST::isConsistent().

virtual ~SPxSumST ( )

virtual

destructor.

Definition at line 77 of file spxsumst.h.

Member Function Documentation

virtual SPxStarter* clone ( ) const

virtual

clone function for polymorphism

Reimplemented from SPxVectorST.

Definition at line 80 of file spxsumst.h.

References SPxSumST::SPxSumST().

SPxSumST& operator=

(

const SPxSumST &

rhs

)

assignment operator

Definition at line 65 of file spxsumst.h.

References SPxWeightST::isConsistent(), and SPxVectorST::operator=().

void setupWeights ( SPxSolver &  base )

protectedvirtual

sets up variable weights.

Reimplemented from SPxWeightST.

Definition at line 25 of file spxsumst.cpp.

References Vector::clear(), Vector::get_const_ptr(), Vector::get_ptr(), SVector::length2(), SPxLP::lhs(), SPxLP::lower(), Vector::multAdd(), SPxLP::nCols(), SPxLP::nRows(), SPxVectorST::primal(), DVector::reDim(), SPxLP::rhs(), SPxLP::rowVector(), SPxVectorST::setupWeights(), and SPxLP::upper().