SPxMainSM::DuplicateRowsPS Class Reference

Postsolves duplicate rows. More...

Public Member Functions
	DuplicateRowsPS (const SPxLP &lp, int _i, int maxLhsIdx, int minRhsIdx, const DSVector &dupRows, const DataArray< Real > scale, const DataArray< int > perm, const DataArray< bool > isLhsEqualRhs, bool isTheLast, bool isFixedRow, bool isFirst=false)
	DuplicateRowsPS (const DuplicateRowsPS &old)
	copy constructor More...
DuplicateRowsPS &	operator= (const DuplicateRowsPS &rhs)
	assignment operator More...
virtual PostStep *	clone () const
	clone function for polymorphism More...
virtual void	execute (DVector &x, DVector &y, DVector &s, DVector &r, DataArray< SPxSolver::VarStatus > &cBasis, DataArray< SPxSolver::VarStatus > &rBasis, bool isOptimal) const
Public Member Functions inherited from SPxMainSM::PostStep
	PostStep (const char *p_name, int nR=0, int nC=0)
	constructor. More...
	PostStep (const PostStep &old)
	copy constructor. More...
PostStep &	operator= (const PostStep &)
	assignment operator More...
virtual	~PostStep ()
	destructor. More...
virtual const char *	getName () const
	get name of simplifying step. More...
virtual bool	checkBasisDim (DataArray< SPxSolver::VarStatus > rows, DataArray< SPxSolver::VarStatus > cols) const

Private Attributes
const int	m_i
const Real	m_i_rowObj
const int	m_maxLhsIdx
const int	m_minRhsIdx
const bool	m_maxSense
const bool	m_isFirst
const bool	m_isLast
const bool	m_fixed
const int	m_nCols
DSVector	m_scale
DSVector	m_rowObj
DataArray< int >	m_rIdxLocalOld
DataArray< int >	m_perm
DataArray< bool >	m_isLhsEqualRhs

Additional Inherited Members
Static Public Member Functions inherited from SPxMainSM::PostStep
static Real	eps ()

Detailed Description

Postsolves duplicate rows.

Definition at line 897 of file spxmainsm.h.

Constructor & Destructor Documentation

DuplicateRowsPS() [1/2]

DuplicateRowsPS	(	const SPxLP &	lp,
		int	_i,
		int	maxLhsIdx,
		int	minRhsIdx,
		const DSVector &	dupRows,
		const DataArray< Real >	scale,
		const DataArray< int >	perm,
		const DataArray< bool >	isLhsEqualRhs,
		bool	isTheLast,
		bool	isFixedRow,
		bool	isFirst = false
	)

Definition at line 916 of file spxmainsm.h.

References DSVectorBase< R >::add(), SVectorBase< R >::index(), SPxLPBase< R >::rowObj(), and SVectorBase< R >::size().

DuplicateRowsPS() [2/2]

DuplicateRowsPS

(

const DuplicateRowsPS &

old

)

copy constructor

Definition at line 946 of file spxmainsm.h.

Member Function Documentation

clone()

virtual PostStep* clone ( ) const

virtual

clone function for polymorphism

Implements SPxMainSM::PostStep.

Definition at line 979 of file spxmainsm.h.

References SPxMainSM::DuplicateRowsPS, SPxMainSM::PostStep::execute(), and soplex::spx_alloc().

execute()

void execute ( DVector &  x, DVector &  y, DVector &  s, DVector &  r, DataArray< SPxSolver::VarStatus > &  cBasis, DataArray< SPxSolver::VarStatus > &  rBasis, bool  isOptimal  ) const

virtual

Implements SPxMainSM::PostStep.

Definition at line 984 of file spxmainsm.cpp.

References ASSERT_WARN, SPxSolver::BASIC, SPxMainSM::PostStep::checkBasisDim(), SPxSolver::FIXED, soplex::isNotZero(), SPxSolver::ON_LOWER, SPxSolver::ON_UPPER, and SPxMainSM::rIdx().

operator=()

DuplicateRowsPS& operator=

(

const DuplicateRowsPS &

rhs

)

assignment operator

Definition at line 964 of file spxmainsm.h.

References SPxMainSM::DuplicateRowsPS::m_isLhsEqualRhs, SPxMainSM::DuplicateRowsPS::m_perm, SPxMainSM::DuplicateRowsPS::m_rIdxLocalOld, SPxMainSM::DuplicateRowsPS::m_rowObj, SPxMainSM::DuplicateRowsPS::m_scale, and SPxMainSM::PostStep::operator=().

Member Data Documentation

m_fixed

const bool m_fixed

private

Definition at line 907 of file spxmainsm.h.

m_i

const int m_i

private

Definition at line 900 of file spxmainsm.h.

m_i_rowObj

const Real m_i_rowObj

private

Definition at line 901 of file spxmainsm.h.

m_isFirst

const bool m_isFirst

private

Definition at line 905 of file spxmainsm.h.

m_isLast

const bool m_isLast

private

Definition at line 906 of file spxmainsm.h.

m_isLhsEqualRhs

DataArray<bool> m_isLhsEqualRhs

private

Definition at line 913 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::operator=().

m_maxLhsIdx

const int m_maxLhsIdx

private

Definition at line 902 of file spxmainsm.h.

m_maxSense

const bool m_maxSense

private

Definition at line 904 of file spxmainsm.h.

m_minRhsIdx

const int m_minRhsIdx

private

Definition at line 903 of file spxmainsm.h.

m_nCols

const int m_nCols

private

Definition at line 908 of file spxmainsm.h.

m_perm

DataArray<int> m_perm

private

Definition at line 912 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::operator=().

m_rIdxLocalOld

DataArray<int> m_rIdxLocalOld

private

Definition at line 911 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::operator=().

m_rowObj

DSVector m_rowObj

private

Definition at line 910 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::operator=().

m_scale

DSVector m_scale

private

Definition at line 909 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::operator=().