oofem::SpoolesSolver Class Reference

Implements the solution of linear system of equation in the form using solvers from SPOOLES library. More...

#include <spoolessolver.h>

Inheritance diagram for oofem::SpoolesSolver:

Collaboration diagram for oofem::SpoolesSolver:

Public Member Functions
	SpoolesSolver (Domain *d, EngngModel *m)
	Constructor. More...
virtual	~SpoolesSolver ()
	Destructor. More...
virtual NM_Status	solve (SparseMtrx &A, FloatArray &b, FloatArray &x)
	Solves the given linear system by LDL^T factorization. More...
virtual IRResultType	initializeFrom (InputRecord *ir)
	Initializes receiver from given record. More...
virtual const char *	giveClassName () const
virtual LinSystSolverType	giveLinSystSolverType () const
virtual SparseMtrxType	giveRecommendedMatrix (bool symmetric) const
	Returns the recommended sparse matrix type for this solver. More...
Public Member Functions inherited from oofem::SparseLinearSystemNM
	SparseLinearSystemNM (Domain *d, EngngModel *m)
	Constructor. More...
virtual	~SparseLinearSystemNM ()
	Destructor. More...
std::string	errorInfo (const char *func)
virtual NM_Status	solve (SparseMtrx &A, FloatMatrix &B, FloatMatrix &X)
	Solves the given sparse linear system of equations . More...
Public Member Functions inherited from oofem::NumericalMethod
	NumericalMethod (Domain *d, EngngModel *m)
	Constructor. More...
virtual	~NumericalMethod ()
	Destructor. More...
EngngModel *	giveEngngModel ()
virtual void	reinitialize ()
	Reinitializes the receiver. More...
virtual void	setDomain (Domain *d)
virtual contextIOResultType	saveContext (DataStream &stream, ContextMode mode, void *obj=NULL)
virtual contextIOResultType	restoreContext (DataStream &stream, ContextMode mode, void *obj=NULL)

Private Attributes
SparseMtrx *	Lhs
	Last mapped LHS matrix. More...
SparseMtrx::SparseMtrxVersionType	lhsVersion
	Last mapped matrix version. More...
int	msglvl
FILE *	msgFile
int	msgFileCloseFlag
FrontMtx *	frontmtx
IV *	oldToNewIV
IV *	newToOldIV
ETree *	frontETree
IVL *	adjIVL
IVL *	symbfacIVL
SubMtxManager *	mtxmanager
Graph *	graph

Additional Inherited Members
Protected Attributes inherited from oofem::NumericalMethod
Domain *	domain
	Pointer to domain. More...
EngngModel *	engngModel
	Pointer to engineering model. More...

Detailed Description

Implements the solution of linear system of equation in the form using solvers from SPOOLES library.

Can work with only SPOOLES sparse matrix implementation.

Definition at line 63 of file spoolessolver.h.

Constructor & Destructor Documentation

oofem::SpoolesSolver::SpoolesSolver	(	Domain *	d,
		EngngModel *	m
	)

Constructor.

Parameters

d	Domain which solver belongs to.
m	Engineering model which solver belongs to.

Definition at line 45 of file spoolessolver.C.

References adjIVL, frontETree, frontmtx, graph, Lhs, msgFile, msgFileCloseFlag, msglvl, mtxmanager, newToOldIV, oldToNewIV, and symbfacIVL.

oofem::SpoolesSolver::~SpoolesSolver ( )

virtual

Destructor.

Definition at line 61 of file spoolessolver.C.

References frontETree, frontmtx, graph, msgFile, msgFileCloseFlag, mtxmanager, newToOldIV, oldToNewIV, and symbfacIVL.

Member Function Documentation

virtual const char* oofem::SpoolesSolver::giveClassName ( ) const

inlinevirtual

Implements oofem::SparseLinearSystemNM.

Definition at line 101 of file spoolessolver.h.

virtual LinSystSolverType oofem::SpoolesSolver::giveLinSystSolverType ( ) const

inlinevirtual

Returns

LinSystSolverType value, corresponding to receiver.

Implements oofem::SparseLinearSystemNM.

Definition at line 102 of file spoolessolver.h.

References oofem::ST_Spooles.

virtual SparseMtrxType oofem::SpoolesSolver::giveRecommendedMatrix ( bool  symmetric ) const

inlinevirtual

Returns the recommended sparse matrix type for this solver.

Implements oofem::SparseLinearSystemNM.

Definition at line 103 of file spoolessolver.h.

References oofem::SMT_SpoolesMtrx.

IRResultType oofem::SpoolesSolver::initializeFrom ( InputRecord *  ir )

virtual

Initializes receiver from given record.

Reimplemented from oofem::NumericalMethod.

Definition at line 97 of file spoolessolver.C.

References _IFT_SpoolesSolver_msgfile, _IFT_SpoolesSolver_msglvl, IR_GIVE_OPTIONAL_FIELD, oofem::IRRT_OK, msgFile, msgFileCloseFlag, and msglvl.

NM_Status oofem::SpoolesSolver::solve ( SparseMtrx &  A, FloatArray &  b, FloatArray &  x  )

virtual

Solves the given linear system by LDL^T factorization.

Todo:

These factorizations should be kept in the matrix itself, rather than the solver.

Implements oofem::SparseLinearSystemNM.

Definition at line 121 of file spoolessolver.C.

References adjIVL, oofem::FloatArray::at(), frontETree, frontmtx, oofem::Timer::getUtime(), oofem::SpoolesSparseMtrx::giveInpMtrx(), oofem::SparseMtrx::giveNumberOfRows(), oofem::FloatArray::givePointer(), oofem::FloatArray::giveSize(), oofem::SpoolesSparseMtrx::giveSymmetryFlag(), oofem::SpoolesSparseMtrx::giveValueType(), oofem::SparseMtrx::giveVersion(), graph, Lhs, lhsVersion, msgFile, msglvl, mtxmanager, newToOldIV, oldToNewIV, OOFEM_ERROR, OOFEM_LOG_DEBUG, oofem::FloatArray::resize(), oofem::Timer::startTimer(), oofem::Timer::stopTimer(), and symbfacIVL.

Member Data Documentation

IVL* oofem::SpoolesSolver::adjIVL

private

Definition at line 77 of file spoolessolver.h.

Referenced by solve(), and SpoolesSolver().

ETree* oofem::SpoolesSolver::frontETree

private

Definition at line 76 of file spoolessolver.h.

Referenced by solve(), SpoolesSolver(), and ~SpoolesSolver().

FrontMtx* oofem::SpoolesSolver::frontmtx

private

Definition at line 74 of file spoolessolver.h.

Referenced by solve(), SpoolesSolver(), and ~SpoolesSolver().

Graph* oofem::SpoolesSolver::graph

private

Definition at line 79 of file spoolessolver.h.

Referenced by solve(), SpoolesSolver(), and ~SpoolesSolver().

SparseMtrx* oofem::SpoolesSolver::Lhs

private

Last mapped LHS matrix.

Definition at line 67 of file spoolessolver.h.

Referenced by solve(), and SpoolesSolver().

SparseMtrx :: SparseMtrxVersionType oofem::SpoolesSolver::lhsVersion

private

Last mapped matrix version.

Definition at line 69 of file spoolessolver.h.

Referenced by solve().

FILE* oofem::SpoolesSolver::msgFile

private

Definition at line 71 of file spoolessolver.h.

Referenced by initializeFrom(), solve(), SpoolesSolver(), and ~SpoolesSolver().

int oofem::SpoolesSolver::msgFileCloseFlag

private

Definition at line 72 of file spoolessolver.h.

Referenced by initializeFrom(), SpoolesSolver(), and ~SpoolesSolver().

int oofem::SpoolesSolver::msglvl

private

Definition at line 70 of file spoolessolver.h.

Referenced by initializeFrom(), solve(), and SpoolesSolver().

SubMtxManager* oofem::SpoolesSolver::mtxmanager

private

Definition at line 78 of file spoolessolver.h.

Referenced by solve(), SpoolesSolver(), and ~SpoolesSolver().

IV * oofem::SpoolesSolver::newToOldIV

private

Definition at line 75 of file spoolessolver.h.

Referenced by solve(), SpoolesSolver(), and ~SpoolesSolver().

IV* oofem::SpoolesSolver::oldToNewIV

private

Definition at line 75 of file spoolessolver.h.

Referenced by solve(), SpoolesSolver(), and ~SpoolesSolver().

IVL * oofem::SpoolesSolver::symbfacIVL

private

Definition at line 77 of file spoolessolver.h.

Referenced by solve(), SpoolesSolver(), and ~SpoolesSolver().

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

• spoolessolver.h
• spoolessolver.C