smoothSolver Class Reference

Iterative solver for symmetric and assymetric matrices which uses a run-time selected smoother e.g. GaussSeidel to converge the solution to the required tolerance. More...

#include <OpenFOAM/smoothSolver.H>

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Detailed Description

Iterative solver for symmetric and assymetric matrices which uses a run-time selected smoother e.g. GaussSeidel to converge the solution to the required tolerance.

To improve efficiency, the residual is evaluated after every nSweeps smoothing iterations.

Source files

• src/OpenFOAM/matrices/lduMatrix/solvers/smoothSolver/smoothSolver.H
• src/OpenFOAM/matrices/lduMatrix/solvers/smoothSolver/smoothSolver.C

Definition at line 54 of file smoothSolver.H.

Inheritance diagram for smoothSolver:

Collaboration diagram for smoothSolver:

List of all members.

Public Member Functions
	TypeName ("smoothSolver")
	Runtime type information.
	smoothSolver (const word &fieldName, const lduMatrix &matrix, const FieldField< Field, scalar > &interfaceBouCoeffs, const FieldField< Field, scalar > &interfaceIntCoeffs, const lduInterfaceFieldPtrsList &interfaces, const dictionary &solverControls)
	Construct from matrix components and solver controls.
virtual	~smoothSolver ()
virtual lduMatrix::solverPerformance	solve (scalarField &psi, const scalarField &source, const direction cmpt=0) const
	Solve the matrix with this solver.
Protected Member Functions
virtual void	readControls ()
	Read the control parameters from the controlDict_.
Protected Attributes
label	nSweeps_
	Number of sweeps before the evaluation of residual.

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Constructor & Destructor Documentation

smoothSolver	(	const word &	fieldName,
		const lduMatrix &	matrix,
		const FieldField< Field, scalar > &	interfaceBouCoeffs,
		const FieldField< Field, scalar > &	interfaceIntCoeffs,
		const lduInterfaceFieldPtrsList &	interfaces,
		const dictionary &	solverControls
	)

Construct from matrix components and solver controls.

Definition at line 45 of file smoothSolver.C.

virtual ~smoothSolver

(

)

[inline, virtual]

Definition at line 90 of file smoothSolver.H.

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Member Function Documentation

void readControls

(

)

[protected, virtual]

Read the control parameters from the controlDict_.

Reimplemented from lduMatrix::solver.

Definition at line 70 of file smoothSolver.C.

References lduMatrix::solver::controlDict_, dictionary::lookupOrDefault(), and smoothSolver::nSweeps_.

TypeName

(

"smoothSolver"

)

Runtime type information.

Foam::lduMatrix::solverPerformance solve	(	scalarField &	psi,
		const scalarField &	source,
		const direction	cmpt = 0
	)		const [virtual]

Solve the matrix with this solver.

Implements lduMatrix::solver.

Definition at line 78 of file smoothSolver.C.

References lduMatrix::solverPerformance::checkConvergence(), Foam::endl(), lduMatrix::solverPerformance::finalResidual(), Foam::gSumMag(), Foam::Info, lduMatrix::solverPerformance::initialResidual(), lduMatrix::smoother::New(), lduMatrix::solverPerformance::nIterations(), and List< T >::size().

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Member Data Documentation

label nSweeps_ [protected]

Number of sweeps before the evaluation of residual.

Definition at line 63 of file smoothSolver.H.

Referenced by smoothSolver::readControls().

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

• src/OpenFOAM/matrices/lduMatrix/solvers/smoothSolver/smoothSolver.H
• src/OpenFOAM/matrices/lduMatrix/solvers/smoothSolver/smoothSolver.C