Amesos_Pardiso Class Reference

Amesos_Pardiso: Interface to the PARDISO package. More...

#include <Amesos_Pardiso.h>

Inheritance diagram for Amesos_Pardiso:

Collaboration diagram for Amesos_Pardiso:

Public Member Functions
	Amesos_Pardiso (const Epetra_LinearProblem &LinearProblem)
	Constructor.
	~Amesos_Pardiso ()
	Destructor.
int	SymbolicFactorization ()
	Performs SymbolicFactorization on the matrix A.
int	NumericFactorization ()
	Performs NumericFactorization on the matrix A.
int	Solve ()
	Solves A X = B (or AT X = B)
const Epetra_LinearProblem *	GetProblem () const
	Get a pointer to the Problem.
bool	MatrixShapeOK () const
	Returns true if PARDISO can handle this matrix shape.
int	SetUseTranspose (bool UseTranspose)
	SetUseTranpose()
bool	UseTranspose () const
	Returns the current UseTranspose setting.
const Epetra_Comm &	Comm () const
	Returns a pointer to the Epetra_Comm communicator associated with this matrix.
int	SetParameters (Teuchos::ParameterList &ParameterList)
	Set parameters from the input parameters list, returns 0 if successful.
int	NumSymbolicFact () const
	Returns the number of symbolic factorizations performed by this object.
int	NumNumericFact () const
	Returns the number of numeric factorizations performed by this object.
int	NumSolve () const
	Returns the number of solves performed by this object.
void	PrintTiming () const
	Prints timing information.
void	PrintStatus () const
	Prints information about the factorization and solution phases.
void	GetTiming (Teuchos::ParameterList &TimingParameterList) const
	Extracts timing information from the current solver and places it in the parameter list.
Public Member Functions inherited from Amesos_BaseSolver
virtual	~Amesos_BaseSolver ()
	Destructor.
virtual void	setParameterList (Teuchos::RCP< Teuchos::ParameterList > const &paramList)
	Redefined from Teuchos::ParameterListAcceptor (Does Not Work)
virtual Teuchos::RCP< Teuchos::ParameterList >	getNonconstParameterList ()
	This is an empty stub.
virtual Teuchos::RCP< Teuchos::ParameterList >	unsetParameterList ()
	This is an empty stub.

Detailed Description

Amesos_Pardiso: Interface to the PARDISO package.

Author

Marzio Sala, SNL 9214

Date

Last updated on June 2005

Member Function Documentation

Comm()

const Epetra_Comm & Amesos_Pardiso::Comm ( ) const

inlinevirtual

Returns a pointer to the Epetra_Comm communicator associated with this matrix.

Implements Amesos_BaseSolver.

References Comm(), and GetProblem().

Referenced by Comm(), PrintStatus(), PrintTiming(), Solve(), and SymbolicFactorization().

GetProblem()

const Epetra_LinearProblem * Amesos_Pardiso::GetProblem ( ) const

inlinevirtual

Get a pointer to the Problem.

Implements Amesos_BaseSolver.

Referenced by Comm(), and MatrixShapeOK().

GetTiming()

void Amesos_Pardiso::GetTiming ( Teuchos::ParameterList &  TimingParameterList ) const

inlinevirtual

Extracts timing information from the current solver and places it in the parameter list.

Reimplemented from Amesos_BaseSolver.

References Amesos_Time::GetTiming().

MatrixShapeOK()

bool Amesos_Pardiso::MatrixShapeOK ( ) const

virtual

Returns true if PARDISO can handle this matrix shape.

Returns true if the matrix shape is one that PARDISO can handle. PARDISO only works with square matrices.

Implements Amesos_BaseSolver.

References GetProblem().

NumericFactorization()

int Amesos_Pardiso::NumericFactorization ( )

virtual

Performs NumericFactorization on the matrix A.

Implements Amesos_BaseSolver.

References Amesos_Status::IsNumericFactorizationOK_, Amesos_Status::IsSymbolicFactorizationOK_, Amesos_Status::NumNumericFact_, and SymbolicFactorization().

Referenced by Solve().

NumNumericFact()

int Amesos_Pardiso::NumNumericFact ( ) const

inlinevirtual

Returns the number of numeric factorizations performed by this object.

Implements Amesos_BaseSolver.

References Amesos_Status::NumNumericFact_.

NumSolve()

int Amesos_Pardiso::NumSolve ( ) const

inlinevirtual

Returns the number of solves performed by this object.

Implements Amesos_BaseSolver.

References Amesos_Status::NumSolve_.

NumSymbolicFact()

int Amesos_Pardiso::NumSymbolicFact ( ) const

inlinevirtual

Returns the number of symbolic factorizations performed by this object.

Implements Amesos_BaseSolver.

References Amesos_Status::NumSymbolicFact_.

PrintStatus()

void Amesos_Pardiso::PrintStatus ( ) const

virtual

Prints information about the factorization and solution phases.

Implements Amesos_BaseSolver.

References Comm(), and Amesos_Utils::PrintLine().

Referenced by ~Amesos_Pardiso().

PrintTiming()

void Amesos_Pardiso::PrintTiming ( ) const

virtual

Prints timing information.

Implements Amesos_BaseSolver.

References Comm(), Amesos_Time::GetTime(), Amesos_Status::NumNumericFact_, Amesos_Status::NumSolve_, Amesos_Status::NumSymbolicFact_, and Amesos_Utils::PrintLine().

Referenced by ~Amesos_Pardiso().

SetParameters()

int Amesos_Pardiso::SetParameters ( Teuchos::ParameterList &  ParameterList )

virtual

Set parameters from the input parameters list, returns 0 if successful.

Implements Amesos_BaseSolver.

References Amesos_Status::debug_.

SetUseTranspose()

int Amesos_Pardiso::SetUseTranspose ( bool  UseTranspose )

inlinevirtual

SetUseTranpose()

If SetUseTranspose() is set to true, is computed.

Implements Amesos_BaseSolver.

References UseTranspose().

Solve()

int Amesos_Pardiso::Solve ( )

virtual

Solves A X = B (or A^T X = B)

Implements Amesos_BaseSolver.

References Amesos_Time::AddTime(), Comm(), Amesos_Utils::ComputeTrueResidual(), Amesos_Status::ComputeTrueResidual_, Amesos_Utils::ComputeVectorNorms(), Amesos_Status::ComputeVectorNorms_, Amesos_Status::IsNumericFactorizationOK_, NumericFactorization(), Amesos_Status::NumSolve_, Amesos_Time::ResetTimer(), and UseTranspose().

SymbolicFactorization()

int Amesos_Pardiso::SymbolicFactorization ( )

virtual

Performs SymbolicFactorization on the matrix A.

Implements Amesos_BaseSolver.

References Comm(), Amesos_Time::CreateTimer(), Amesos_Status::IsNumericFactorizationOK_, Amesos_Status::IsSymbolicFactorizationOK_, and Amesos_Status::NumSymbolicFact_.

Referenced by NumericFactorization().

UseTranspose()

bool Amesos_Pardiso::UseTranspose ( ) const

inlinevirtual

Returns the current UseTranspose setting.

Implements Amesos_BaseSolver.

Referenced by SetUseTranspose(), and Solve().

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

• Amesos_Pardiso.h
• Amesos_Pardiso.cpp