MLAPI::Operator Class Reference

Operator: basic class to define operators within MLAPI. More...

#include <MLAPI_Operator.h>

Inheritance diagram for MLAPI::Operator:

[legend]Collaboration diagram for MLAPI::Operator:[legend]List of all members.

Public Member Functions
Constructors and destructors.
	Operator ()
	Default constructor.
	Operator (const Space &DomainSpace, const Space &RangeSpace, ML_Operator *Op, bool Ownership=true, Teuchos::RefCountPtr< ML_Operator_Box > AuxOp=Teuchos::null)
	Constructor with given already computed ML_Operator pointer.
	Operator (const Space &DomainSpace, const Space &RangeSpace, Epetra_RowMatrix *Matrix, bool Ownership=true, Teuchos::RefCountPtr< ML_Operator_Box > AuxOp=Teuchos::null)
	Constructor with given already FillComplete()'d object.
	Operator (const Operator &RHS)
	Copy constructor.
	~Operator ()
	Destructor.
Reshape methods
void	Reshape ()
	Resets this object.
void	Reshape (const Space &DomainSpace, const Space &RangeSpace, ML_Operator *Op, bool Ownership=true, Teuchos::RefCountPtr< ML_Operator_Box > AuxOp=Teuchos::null)
	Reshape with given already computed ML_Operator pointer.
void	Reshape (const Space &DomainSpace, const Space &RangeSpace, Epetra_RowMatrix *Matrix, bool Ownership=true, Teuchos::RefCountPtr< ML_Operator_Box > AuxOp=Teuchos::null)
	Reshape with given already FillComplete()'d object.
Overloaded operators
Operator &	operator= (const Operator &RHS)
	Makes this object equivalent to RHS.
Operator &	operator= (const string &Label)
	Sets the label of this object.
Get and Set methods
const Space	GetOperatorDomainSpace () const
	Returns a reference to the internally stored domain space.
const Space	GetOperatorRangeSpace () const
	Returns a reference to the internally stored range space.
const Space	GetDomainSpace () const
	Returns a reference to the internally stored domain space.
const Space	GetRangeSpace () const
	Returns a reference to the internally stored range space.
const Space	GetColumnSpace () const
	Returns a reference to the internally stored column space.
int	GetNumGlobalRows () const
	Returns the number of global rows.
int	GetNumMyRows () const
	Returns the number of local rows.
int	GetNumGlobalCols () const
	Returns the number of global columns.
int	GetNumMyCols () const
	Returns the number of local columns.
int	GetNumGlobalNonzeros () const
	Returns the global number of nonzeros.
int	GetNumMyNonzeros () const
	Returns the local number of nonzeros.
const Epetra_RowMatrix *	GetRowMatrix () const
	Returns the RefCountPtr of OperatorBox_.
ML_Operator *	GetML_Operator () const
	Returns the RefCountPtr of OperatorBox_.
const Teuchos::RefCountPtr< ML_Operator_Box > &	GetRCPOperatorBox () const
	Returns the RefCountPtr of OperatorBox_.
const Teuchos::RefCountPtr< ML_Operator_Box > &	GetRCPAuxOperatorBox () const
	Returns the RefCountPtr of AuxOperatorBox_.
const Teuchos::RefCountPtr< Epetra_RowMatrix > &	GetRCPRowMatrix () const
	Returns the RefCountPtr of RowMatrix_.
int	GetGRID (const int LRID) const
	Returns the global ID of local row ID LRID.
int	GetGCID (const int LCID) const
	Returns the global ID of local column ID LCID.
Mathematical methods.
int	Apply (const MultiVector &X, MultiVector &Y) const
	Applies this operator to LHS, returns the result in RHS.
Miscellaneous methods
ostream &	Print (std::ostream &os, const bool verbose=true) const
	Prints basic information about this object.
void	BuildColumnSpace ()
	Build the column space, by computing the GID of all local columns.

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Detailed Description

Operator: basic class to define operators within MLAPI.

Author:

Marzio Sala, SNL 9214

Date:

Last updated on Feb-05.

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

• MLAPI_Operator.h

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