LinearEigsolvOperators Class Reference

#include <LinearEigsolvOperators.h>

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Public Member Functions
	LinearEigsolvOperators (FemaxMesh &mesh_mixed, Teuchos::ParameterList &params, const Epetra_Comm &MyComm)
	~LinearEigsolvOperators ()
const Epetra_Operator *	getA () const
const Epetra_Operator *	getM () const
const Epetra_Operator *	getAsigmaPrec (double sigma)
const Epetra_Operator *	getHSolver ()
const Epetra_Operator *	getHPrec ()
Epetra_Operator *	getH ()
Epetra_Operator *	getY () const
Epetra_Operator *	getC () const
Private Member Functions
	LinearEigsolvOperators (const LinearEigsolvOperators &leo)
LinearEigsolvOperators &	operator= (const LinearEigsolvOperators &ref)
int	buildPreconditioner (double sigma)
void	matrixAssembly (FemaxMesh &mesh_mixed)
Private Attributes
FemaxMesh &	mesh_mixed_
const Epetra_Comm &	Comm
Epetra_FECrsMatrix *	A
Epetra_FECrsMatrix *	M
Epetra_CrsMatrix *	K
Epetra_CrsMatrix *	H
Epetra_FECrsMatrix *	Y
Epetra_CrsMatrix *	C
Epetra_Operator *	Prec
Epetra_Operator *	h_solver_op_
Epetra_Operator *	HPrec
double	_sigma_K
Teuchos::ParameterList &	params_
Epetra_LinearProblem *	Aprec
AztecOO *	AprecSolver

Detailed Description

Definition at line 47 of file LinearEigsolvOperators.h.

Constructor & Destructor Documentation

LinearEigsolvOperators::LinearEigsolvOperators	(	FemaxMesh &	mesh_mixed,
		Teuchos::ParameterList &	params,
		const Epetra_Comm &	MyComm
	)

Definition at line 26 of file LinearEigsolvOperators.cpp.

References matrixAssembly().

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LinearEigsolvOperators::~LinearEigsolvOperators ( )

Definition at line 48 of file LinearEigsolvOperators.cpp.

References A, Aprec, AprecSolver, OutputCapturer::begin_capture(), C, OutputCapturer::end_capture(), OutputCapturer::get_stdout(), H, h_solver_op_, HPrec, K, M, Prec, and Y.

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LinearEigsolvOperators::LinearEigsolvOperators ( const LinearEigsolvOperators & leo ) [private]

Copy constructor (disabled).

Parameters:

leo

Member Function Documentation

int LinearEigsolvOperators::buildPreconditioner ( double sigma ) [private]

Build preconditioner for A-sigma*M.

Build K = A-sigma*M. Store preconditioner in Prec.

Parameters:

	sigma	Shift.
	map_nedelec

Returns:: Non-zero on error.

Definition at line 70 of file LinearEigsolvOperators.cpp.

References A, Aprec, AprecSolver, OutputCapturer::begin_capture(), AbstractEigsolvOperators::build_Asigma(), OutputCapturer::end_capture(), export_Epetra_CrsMatrix(), OutputCapturer::get_stdout(), H, K, M, params_, pbe_start, pbe_stop, Prec, rExit, and Y.

Referenced by getAsigmaPrec().

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const Epetra_Operator * LinearEigsolvOperators::getA ( ) const [virtual]

Implements AbstractEigsolvOperators.

Definition at line 307 of file LinearEigsolvOperators.cpp.

References A.

const Epetra_Operator * LinearEigsolvOperators::getAsigmaPrec ( double sigma ) [virtual]

Implements AbstractEigsolvOperators.

Definition at line 315 of file LinearEigsolvOperators.cpp.

References _sigma_K, buildPreconditioner(), pbe_start, pbe_stop, and Prec.

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Epetra_Operator * LinearEigsolvOperators::getC ( ) const [virtual]

Implements AbstractEigsolvOperators.

Definition at line 433 of file LinearEigsolvOperators.cpp.

References C.

Epetra_Operator * LinearEigsolvOperators::getH ( ) [virtual]

Implements AbstractEigsolvOperators.

Definition at line 425 of file LinearEigsolvOperators.cpp.

References H.

const Epetra_Operator * LinearEigsolvOperators::getHPrec ( ) [virtual]

Return preconditioner operator for H. If called for the first time, the preconditioner is constructed on-the-fly.

Implements AbstractEigsolvOperators.

Definition at line 356 of file LinearEigsolvOperators.cpp.

References OutputCapturer::begin_capture(), OutputCapturer::end_capture(), H, HPrec, OutputCapturer::log(), params_, pbe_start, pbe_stop, and rExit.

Referenced by getHSolver().

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const Epetra_Operator * LinearEigsolvOperators::getHSolver ( ) [virtual]

Return solver object for H. If called for the first time, the solver is constructed on-the-fly.

Implements AbstractEigsolvOperators.

Definition at line 328 of file LinearEigsolvOperators.cpp.

References Comm, getHPrec(), H, h_solver_op_, params_, pbe_start, pbe_stop, rExit, and BlockPCGSolver::setPreconditioner().

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const Epetra_Operator * LinearEigsolvOperators::getM ( ) const [virtual]

Implements AbstractEigsolvOperators.

Definition at line 311 of file LinearEigsolvOperators.cpp.

References M.

Epetra_Operator * LinearEigsolvOperators::getY ( ) const [virtual]

Implements AbstractEigsolvOperators.

Definition at line 429 of file LinearEigsolvOperators.cpp.

References Y.

void LinearEigsolvOperators::matrixAssembly ( FemaxMesh & mesh_mixed ) [private]

Create global FE matrices A, M, Y, C and H.

Parameters:

mesh_mixed

Mesh data structure.

Definition at line 179 of file LinearEigsolvOperators.cpp.

References A, NedelecMesh::assembleAM(), C, Comm, FemaxMesh::constructY(), FemaxMesh::constructY_transp(), export_Epetra_CrsMatrix(), export_Epetra_Map(), LagrangeMesh::gdof(), NedelecMesh::gdof(), FemaxMesh::get_lagrange_mesh(), FemaxMesh::get_nedelec_mesh(), LagrangeMesh::get_num_my_dofs(), NedelecMesh::get_num_my_dofs(), H, mesh::ID_NONE, LagrangeMesh::is_owned_gdof(), NedelecMesh::is_owned_gdof(), log_matrix_stats(), log_mem_footprint(), M, LagrangeMesh::map_dof(), NedelecMesh::map_dof(), params_, pbe_start, pbe_stop, poor_man_matrix_matrix(), and Y.

Referenced by LinearEigsolvOperators().

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LinearEigsolvOperators& LinearEigsolvOperators::operator= ( const LinearEigsolvOperators & ref ) [private]

Assignment operator (disabled).

Parameters:

ref

Returns:

Member Data Documentation

double LinearEigsolvOperators::_sigma_K [private]

Shift sigma using which the preconditioner was constructed

Definition at line 114 of file LinearEigsolvOperators.h.

Referenced by getAsigmaPrec().

Epetra_FECrsMatrix* LinearEigsolvOperators::A [private]

Definition at line 98 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), getA(), matrixAssembly(), and ~LinearEigsolvOperators().

Epetra_LinearProblem* LinearEigsolvOperators::Aprec [private]

Definition at line 122 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), and ~LinearEigsolvOperators().

AztecOO* LinearEigsolvOperators::AprecSolver [private]

Definition at line 123 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), and ~LinearEigsolvOperators().

Epetra_CrsMatrix* LinearEigsolvOperators::C [private]

Definition at line 103 of file LinearEigsolvOperators.h.

Referenced by getC(), matrixAssembly(), and ~LinearEigsolvOperators().

const Epetra_Comm& LinearEigsolvOperators::Comm [private]

Definition at line 97 of file LinearEigsolvOperators.h.

Referenced by getHSolver(), and matrixAssembly().

Epetra_CrsMatrix* LinearEigsolvOperators::H [private]

Definition at line 101 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), getH(), getHPrec(), getHSolver(), matrixAssembly(), and ~LinearEigsolvOperators().

Epetra_Operator* LinearEigsolvOperators::h_solver_op_ [private]

Operator for solving with H (using ApplyInverse())

Definition at line 108 of file LinearEigsolvOperators.h.

Referenced by getHSolver(), and ~LinearEigsolvOperators().

Epetra_Operator* LinearEigsolvOperators::HPrec [private]

Operator for preconditioning matrix H

Definition at line 111 of file LinearEigsolvOperators.h.

Referenced by getHPrec(), and ~LinearEigsolvOperators().

Epetra_CrsMatrix* LinearEigsolvOperators::K [private]

Definition at line 100 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), and ~LinearEigsolvOperators().

Epetra_FECrsMatrix* LinearEigsolvOperators::M [private]

Definition at line 99 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), getM(), matrixAssembly(), and ~LinearEigsolvOperators().

FemaxMesh& LinearEigsolvOperators::mesh_mixed_ [private]

Definition at line 96 of file LinearEigsolvOperators.h.

Teuchos::ParameterList& LinearEigsolvOperators::params_ [private]

Parameter list

Definition at line 117 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), getHPrec(), getHSolver(), and matrixAssembly().

Epetra_Operator* LinearEigsolvOperators::Prec [private]

Definition at line 104 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), getAsigmaPrec(), and ~LinearEigsolvOperators().

Epetra_FECrsMatrix* LinearEigsolvOperators::Y [private]

Definition at line 102 of file LinearEigsolvOperators.h.

Referenced by buildPreconditioner(), getY(), matrixAssembly(), and ~LinearEigsolvOperators().

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

src/eigsolv/LinearEigsolvOperators.h
src/eigsolv/LinearEigsolvOperators.cpp

Generated on Fri Oct 26 13:35:16 2007 for FEMAXX (Finite Element Maxwell Eigensolver) by

1.4.7

LinearEigsolvOperators Class Reference

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation