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

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

Additional Inherited Members
Protected Attributes inherited from SPxWeightST
DataArray< Real >	rowWeight
	weight value for LP rows. More...
DataArray< Real >	colWeight
	weight value for LP columns. More...
DataArray< bool >	rowRight
	set variable to rhs?. More...
DataArray< bool >	colUp
	set primal variable to upper bound. More...
Protected Attributes inherited from SPxStarter
const char *	m_name
	name of the starter More...

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 VectorBase< R >::clear(), VectorBase< R >::get_const_ptr(), VectorBase< R >::get_ptr(), SVectorBase< R >::length2(), SPxLPBase< R >::lhs(), SPxLPBase< R >::lower(), VectorBase< R >::multAdd(), SPxLPBase< R >::nCols(), SPxLPBase< R >::nRows(), SPxVectorST::primal(), DVectorBase< R >::reDim(), SPxLPBase< R >::rhs(), SPxLPBase< R >::rowVector(), SPxVectorST::setupWeights(), and SPxLPBase< R >::upper().