Ifpack_AMDReordering: approximate minimum degree reordering. More...

#include <Ifpack_AMDReordering.h>

Inheritance diagram for Ifpack_AMDReordering:

Public Member Functions
	Ifpack_AMDReordering ()
	Constructor for Ifpack_Graph's. More...

	Ifpack_AMDReordering (const Ifpack_AMDReordering &RHS)
	Copy Constructor. More...

Ifpack_AMDReordering &	operator= (const Ifpack_AMDReordering &RHS)
	Assignment operator. More...

virtual	~Ifpack_AMDReordering ()
	Destructor. More...

int	SetParameter (const std::string Name, const int Value)
	Sets integer parameters `Name'. More...

int	SetParameter (const std::string Name, const double Value)
	Sets double parameters `Name'. More...

int	SetParameters (Teuchos::ParameterList &List)
	Sets all parameters. More...

int	Compute (const Ifpack_Graph &Graph)
	Computes all it is necessary to initialize the reordering object. More...

int	Compute (const Epetra_RowMatrix &Matrix)
	Computes all it is necessary to initialize the reordering object. More...

bool	IsComputed () const
	Returns `true` is the reordering object has been successfully initialized, false otherwise. More...

int	Reorder (const int i) const
	Returns the reordered index of row `i`. More...

int	InvReorder (const int i) const
	Returns the inverse reordered index of row `i`. More...

int	P (const Epetra_MultiVector &Xorig, Epetra_MultiVector &Xreord) const
	Applies reordering to multivector X, whose local length equals the number of local rows. More...

int	Pinv (const Epetra_MultiVector &Xorig, Epetra_MultiVector &Xinvreord) const
	Applies inverse reordering to multivector X, whose local length equals the number of local rows. More...

std::ostream &	Print (std::ostream &os) const
	Prints basic information on iostream. This function is used by operator<<. More...

int	NumMyRows () const
	Returns the number of local rows. More...

Public Member Functions inherited from Ifpack_Reordering
virtual	~Ifpack_Reordering ()
	Destructor. More...

Private Attributes
int	NumMyRows_
	Number of local rows in the graph. More...

bool	IsComputed_
	If `true`, the reordering has been successfully computed. More...

std::vector< int >	Reorder_
	Contains the reordering. More...

std::vector< int >	InvReorder_
	Contains the inverse reordering. More...

Detailed Description

Ifpack_AMDReordering: approximate minimum degree reordering.

Definition at line 64 of file Ifpack_AMDReordering.h.

Constructor & Destructor Documentation

Ifpack_AMDReordering::Ifpack_AMDReordering ( )

Constructor for Ifpack_Graph's.

Definition at line 58 of file Ifpack_AMDReordering.cpp.

Ifpack_AMDReordering::Ifpack_AMDReordering ( const Ifpack_AMDReordering & RHS )

Copy Constructor.

Definition at line 66 of file Ifpack_AMDReordering.cpp.

virtual Ifpack_AMDReordering::~Ifpack_AMDReordering ( )

inlinevirtual

Destructor.

Definition at line 78 of file Ifpack_AMDReordering.h.

Member Function Documentation

Ifpack_AMDReordering & Ifpack_AMDReordering::operator= ( const Ifpack_AMDReordering & RHS )

Assignment operator.

Definition at line 80 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::SetParameter	(	const std::string	Name,
		const int	Value
	)

virtual

Sets integer parameters `Name'.

Implements Ifpack_Reordering.

Definition at line 102 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::SetParameter	(	const std::string	Name,
		const double	Value
	)

virtual

Sets double parameters `Name'.

Implements Ifpack_Reordering.

Definition at line 109 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::SetParameters ( Teuchos::ParameterList & List )

virtual

Sets all parameters.

Implements Ifpack_Reordering.

Definition at line 116 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::Compute ( const Ifpack_Graph & Graph )

virtual

Computes all it is necessary to initialize the reordering object.

Implements Ifpack_Reordering.

Definition at line 132 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::Compute ( const Epetra_RowMatrix & Matrix )

virtual

Computes all it is necessary to initialize the reordering object.

Implements Ifpack_Reordering.

Definition at line 122 of file Ifpack_AMDReordering.cpp.

bool Ifpack_AMDReordering::IsComputed ( ) const

inlinevirtual

Returns true is the reordering object has been successfully initialized, false otherwise.

Implements Ifpack_Reordering.

Definition at line 96 of file Ifpack_AMDReordering.h.

int Ifpack_AMDReordering::Reorder ( const int i ) const

virtual

Returns the reordered index of row i.

Implements Ifpack_Reordering.

Definition at line 200 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::InvReorder ( const int i ) const

virtual

Returns the inverse reordered index of row i.

Implements Ifpack_Reordering.

Definition at line 213 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::P	(	const Epetra_MultiVector &	Xorig,
		Epetra_MultiVector &	Xreord
	)		const

virtual

Applies reordering to multivector X, whose local length equals the number of local rows.

Implements Ifpack_Reordering.

Definition at line 225 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::Pinv	(	const Epetra_MultiVector &	Xorig,
		Epetra_MultiVector &	Xinvreord
	)		const

virtual

Applies inverse reordering to multivector X, whose local length equals the number of local rows.

Implements Ifpack_Reordering.

Definition at line 241 of file Ifpack_AMDReordering.cpp.

std::ostream & Ifpack_AMDReordering::Print ( std::ostream & os ) const

virtual

Prints basic information on iostream. This function is used by operator<<.

Implements Ifpack_Reordering.

Definition at line 257 of file Ifpack_AMDReordering.cpp.

int Ifpack_AMDReordering::NumMyRows ( ) const

inline

Returns the number of local rows.

Definition at line 120 of file Ifpack_AMDReordering.h.

Member Data Documentation

int Ifpack_AMDReordering::NumMyRows_

private

Number of local rows in the graph.

Definition at line 127 of file Ifpack_AMDReordering.h.

bool Ifpack_AMDReordering::IsComputed_

private

If true, the reordering has been successfully computed.

Definition at line 129 of file Ifpack_AMDReordering.h.

std::vector<int> Ifpack_AMDReordering::Reorder_

private

Contains the reordering.

Definition at line 131 of file Ifpack_AMDReordering.h.

std::vector<int> Ifpack_AMDReordering::InvReorder_

private

Contains the inverse reordering.

Definition at line 133 of file Ifpack_AMDReordering.h.

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

Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation