Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType > Class Template Reference

ILUPreconditioner class. More...

#include <ilu_preconditioner.h>

Inheritance diagram for Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >:

Collaboration diagram for Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >:

Public Member Functions
Life Cycle
	ILUPreconditioner ()
	Default constructor. More...
	ILUPreconditioner (const ILUPreconditioner &Other)
	Copy constructor. More...
	~ILUPreconditioner () override
	Destructor. More...
Operators
ILUPreconditioner &	operator= (const ILUPreconditioner &Other)
	Assignment operator. More...
Operations
void	Mult (SparseMatrixType &rA, VectorType &rX, VectorType &rY) override
void	TransposeMult (SparseMatrixType &rA, VectorType &rX, VectorType &rY) override
VectorType &	ApplyLeft (VectorType &rX) override
VectorType &	ApplyTransposeLeft (VectorType &rX) override
Input and output
std::string	Info () const override
	Return information about this object. More...
void	PrintInfo (std::ostream &OStream) const override
	Print information about this object. More...
void	PrintData (std::ostream &OStream) const override
	Print object's data. More...
Public Member Functions inherited from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >
	Preconditioner ()
	Default constructor. More...
	Preconditioner (const Preconditioner &Other)
	Copy constructor. More...
virtual	~Preconditioner ()
	Destructor. More...
Preconditioner &	operator= (const Preconditioner &Other)
	Assignment operator. More...
virtual void	Initialize (SparseMatrixType &rA, VectorType &rX, VectorType &rB)
virtual void	Initialize (SparseMatrixType &rA, DenseMatrixType &rX, DenseMatrixType &rB)
virtual void	InitializeSolutionStep (SparseMatrixType &rA, VectorType &rX, VectorType &rB)
virtual void	FinalizeSolutionStep (SparseMatrixType &rA, VectorType &rX, VectorType &rB)
virtual void	Clear ()
virtual bool	AdditionalPhysicalDataIsNeeded ()
virtual void	ProvideAdditionalData (SparseMatrixType &rA, VectorType &rX, VectorType &rB, typename ModelPart::DofsArrayType &rdof_set, ModelPart &r_model_part)
virtual VectorType &	ApplyRight (VectorType &rX)
virtual VectorType &	ApplyTransposeRight (VectorType &rX)
virtual VectorType &	ApplyInverseRight (VectorType &rX)
virtual VectorType &	Finalize (VectorType &rX)
	KRATOS_CLASS_POINTER_DEFINITION (Preconditioner)
	Pointer definition of Preconditioner. More...

Protected Attributes
Protected member Variables
unsigned int	mILUSize
int *	iL
int *	jL
int *	iU
int *	jU
double *	L
double *	U

Type Definitions
typedef Preconditioner< TSparseSpaceType, TDenseSpaceType >	BaseType
typedef TSparseSpaceType::MatrixType	SparseMatrixType
typedef TSparseSpaceType::VectorType	VectorType
typedef TDenseSpaceType::MatrixType	DenseMatrixType
	KRATOS_CLASS_POINTER_DEFINITION (ILUPreconditioner)
	Counted pointer of ILUPreconditioner. More...

Additional Inherited Members
Public Types inherited from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >
typedef TSparseSpaceType::MatrixType	SparseMatrixType
typedef TSparseSpaceType::VectorType	VectorType
typedef TDenseSpaceType::MatrixType	DenseMatrixType

Detailed Description

template<class TSparseSpaceType, class TDenseSpaceType>
class Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >

ILUPreconditioner class.

Member Typedef Documentation

BaseType

template<class TSparseSpaceType , class TDenseSpaceType >

typedef Preconditioner<TSparseSpaceType, TDenseSpaceType> Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::BaseType

DenseMatrixType

template<class TSparseSpaceType , class TDenseSpaceType >

typedef TDenseSpaceType::MatrixType Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::DenseMatrixType

SparseMatrixType

template<class TSparseSpaceType , class TDenseSpaceType >

typedef TSparseSpaceType::MatrixType Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::SparseMatrixType

VectorType

template<class TSparseSpaceType , class TDenseSpaceType >

typedef TSparseSpaceType::VectorType Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::VectorType

Constructor & Destructor Documentation

ILUPreconditioner() [1/2]

template<class TSparseSpaceType , class TDenseSpaceType >

Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::ILUPreconditioner ( )

inline

Default constructor.

ILUPreconditioner() [2/2]

template<class TSparseSpaceType , class TDenseSpaceType >

Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::ILUPreconditioner ( const ILUPreconditioner< TSparseSpaceType, TDenseSpaceType > &  Other )

inline

Copy constructor.

~ILUPreconditioner()

template<class TSparseSpaceType , class TDenseSpaceType >

Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::~ILUPreconditioner ( )

inlineoverride

Destructor.

Member Function Documentation

ApplyLeft()

template<class TSparseSpaceType , class TDenseSpaceType >

VectorType& Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::ApplyLeft ( VectorType &  rX )

inlineoverridevirtual

multiply first rX by L^-1 and store result in temp then multiply temp by U^-1 and store result in rX

Parameters

rX	Unknows of preconditioner suystem

Reimplemented from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >.

ApplyTransposeLeft()

template<class TSparseSpaceType , class TDenseSpaceType >

VectorType& Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::ApplyTransposeLeft ( VectorType &  rX )

inlineoverridevirtual

Multiply first rX by U^-T and store result in temp then multiply temp by L^-T and store result in rX

Parameters

rX	Unknows of preconditioner suystem

Reimplemented from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >.

Info()

template<class TSparseSpaceType , class TDenseSpaceType >

std::string Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::Info ( ) const

inlineoverridevirtual

Return information about this object.

Reimplemented from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >.

KRATOS_CLASS_POINTER_DEFINITION()

template<class TSparseSpaceType , class TDenseSpaceType >

Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::KRATOS_CLASS_POINTER_DEFINITION

(

ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >

)

Counted pointer of ILUPreconditioner.

Mult()

template<class TSparseSpaceType , class TDenseSpaceType >

void Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::Mult ( SparseMatrixType &  rA, VectorType &  rX, VectorType &  rY  )

inlineoverridevirtual

Reimplemented from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >.

operator=()

template<class TSparseSpaceType , class TDenseSpaceType >

ILUPreconditioner& Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::operator= ( const ILUPreconditioner< TSparseSpaceType, TDenseSpaceType > &  Other )

inline

Assignment operator.

PrintData()

template<class TSparseSpaceType , class TDenseSpaceType >

void Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::PrintData ( std::ostream &  rOStream ) const

inlineoverridevirtual

Print object's data.

Reimplemented from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >.

PrintInfo()

template<class TSparseSpaceType , class TDenseSpaceType >

void Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::PrintInfo ( std::ostream &  OStream ) const

inlineoverridevirtual

Print information about this object.

Reimplemented from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >.

TransposeMult()

template<class TSparseSpaceType , class TDenseSpaceType >

void Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::TransposeMult ( SparseMatrixType &  rA, VectorType &  rX, VectorType &  rY  )

inlineoverridevirtual

Reimplemented from Kratos::Preconditioner< TSparseSpaceType, TDenseSpaceType >.

Member Data Documentation

iL

template<class TSparseSpaceType , class TDenseSpaceType >

int* Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::iL

protected

iU

template<class TSparseSpaceType , class TDenseSpaceType >

int * Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::iU

protected

jL

template<class TSparseSpaceType , class TDenseSpaceType >

int * Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::jL

protected

jU

template<class TSparseSpaceType , class TDenseSpaceType >

int * Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::jU

protected

L

template<class TSparseSpaceType , class TDenseSpaceType >

double* Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::L

protected

mILUSize

template<class TSparseSpaceType , class TDenseSpaceType >

unsigned int Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::mILUSize

protected

U

template<class TSparseSpaceType , class TDenseSpaceType >

double * Kratos::ILUPreconditioner< TSparseSpaceType, TDenseSpaceType >::U

protected

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

• /home/runner/work/Documentation/Documentation/master/kratos/linear_solvers/ilu_preconditioner.h