UmfPackSolver Class Reference

#include <UmfPackSolver.h>

Inheritance diagram for UmfPackSolver:

Public Member Functions
virtual	~UmfPackSolver ()
	UmfPackSolver (SparseGenMatrix *sgm)
	UmfPackSolver (SparseSymMatrix *sgm)
	UmfPackSolver (SparseSymMatrix *sgm, const int numOfNegEigVal_in)
virtual void	diagonalChanged (int idiag, int extent)
virtual int	matrixChanged ()
virtual void	solve (OoqpVector &rhs)
virtual void	solve (GenMatrix &rhs)
virtual void	solveTrans (OoqpVector &rhs_in)
virtual void	solveTrans (GenMatrix &rhs_in)
virtual void	Lsolve (OoqpVector &x)
virtual void	Dsolve (OoqpVector &x)
virtual void	Ltsolve (OoqpVector &x)
void	freeSymFactInfo ()
void	freeNumFactInfo ()
Public Member Functions inherited from DoubleLinearSolver
	DoubleLinearSolver ()
virtual	~DoubleLinearSolver ()

Public Attributes
bool	firstCallFlag
double	umf_Control [UMFPACK_CONTROL]
double	umf_Info [UMFPACK_INFO]
void *	Symbolic
void *	Numeric
int *	irowM
int *	kcolbegM
int *	eleMap
double *	eleM
int	matrixSingular
int	n
int	nnz
SparseStorageHandle	mStorage
Public Attributes inherited from DoubleLinearSolver
int	negEigVal
int	KryIter

Protected Member Functions
virtual void	firstCall ()
virtual void	firstCall_Sym ()

Protected Attributes
int	isSymm

Private Member Functions
	UmfPackSolver ()
void	solve (int solveType, OoqpVector &rhs)

Detailed Description

implements the linear solver class using the HSL UmfPack solver

Constructor & Destructor Documentation

UmfPackSolver::UmfPackSolver ( )

inlineprivate

UmfPackSolver::~UmfPackSolver ( )

virtual

UmfPackSolver::UmfPackSolver

(

SparseGenMatrix *

sgm

)

sets mStorage to refer to the argument sgm

UmfPackSolver::UmfPackSolver

(

SparseSymMatrix *

sgm

)

UmfPackSolver::UmfPackSolver	(	SparseSymMatrix *	sgm,
		const int	numOfNegEigVal_in
	)

Member Function Documentation

virtual void UmfPackSolver::diagonalChanged ( int  idiag, int  extent  )

inlinevirtual

called if the diagonal elements of the matrix have changed. Triggers a refactorization of the matrix, if necessary.

Parameters

idiag	index of the first diagonal element that changed
extent	the number of diagonal element that changed.

Implements DoubleLinearSolver.

virtual void UmfPackSolver::Dsolve ( OoqpVector &  x )

inlinevirtual

Reimplemented from DoubleLinearSolver.

void UmfPackSolver::firstCall ( )

protectedvirtual

void UmfPackSolver::firstCall_Sym ( )

protectedvirtual

void UmfPackSolver::freeNumFactInfo ( )

inline

void UmfPackSolver::freeSymFactInfo ( )

inline

void UmfPackSolver::Lsolve ( OoqpVector &  x )

virtual

Reimplemented from DoubleLinearSolver.

void UmfPackSolver::Ltsolve ( OoqpVector &  x )

virtual

Reimplemented from DoubleLinearSolver.

int UmfPackSolver::matrixChanged ( )

virtual

called if some elements of the matrix have changed. Triggers a refactorization of the matrix, if necessary.

Implements DoubleLinearSolver.

void UmfPackSolver::solve ( OoqpVector &  x )

virtual

solves a linear system.

Parameters

x	on entry the right hand side of the system to be solved. On exit, the solution.

Implements DoubleLinearSolver.

void UmfPackSolver::solve ( GenMatrix &  rhs )

virtual

Reimplemented from DoubleLinearSolver.

void UmfPackSolver::solve ( int  solveType, OoqpVector &  rhs  )

private

void UmfPackSolver::solveTrans ( OoqpVector &  rhs_in )

virtual

Reimplemented from DoubleLinearSolver.

void UmfPackSolver::solveTrans ( GenMatrix &  rhs_in )

virtual

Member Data Documentation

double* UmfPackSolver::eleM

storage for the original matrix

int * UmfPackSolver::eleMap

bool UmfPackSolver::firstCallFlag

int* UmfPackSolver::irowM

int UmfPackSolver::isSymm

protected

int * UmfPackSolver::kcolbegM

int UmfPackSolver::matrixSingular

SparseStorageHandle UmfPackSolver::mStorage

store as a sparse symmetric matrix

int UmfPackSolver::n

dimension of the whole matrix

int UmfPackSolver::nnz

number of nonzeros in the matrix

void * UmfPackSolver::Numeric

void* UmfPackSolver::Symbolic

double UmfPackSolver::umf_Control[UMFPACK_CONTROL]

double UmfPackSolver::umf_Info[UMFPACK_INFO]

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

• /home/michel/git/PIPS/PIPS-NLP/Core/LinearSolvers/UmfPackSolver/UmfPackSolver.h
• /home/michel/git/PIPS/PIPS-NLP/Core/LinearSolvers/UmfPackSolver/UmfPackSolver.C