Public Member Functions | List of all members
PBiCGStab Class Reference

Preconditioned bi-conjugate gradient stabilized solver for asymmetric lduMatrices using a run-time selectable preconditioner. More...

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Public Member Functions

 TypeName ("PBiCGStab")
 Runtime type information. More...
 
 PBiCGStab (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 data stream. More...
 
virtual ~PBiCGStab ()
 Destructor. More...
 
virtual solverPerformance solve (scalarField &psi, const scalarField &source, const direction cmpt=0) const
 Solve the matrix with this solver. More...
 
- Public Member Functions inherited from lduMatrix::solver
virtual const wordtype () const =0
 Runtime type information. More...
 
 declareRunTimeSelectionTable (autoPtr, solver, symMatrix,(const word &fieldName, const lduMatrix &matrix, const FieldField< Field, scalar > &interfaceBouCoeffs, const FieldField< Field, scalar > &interfaceIntCoeffs, const lduInterfaceFieldPtrsList &interfaces, const dictionary &solverControls),(fieldName, matrix, interfaceBouCoeffs, interfaceIntCoeffs, interfaces, solverControls))
 
 declareRunTimeSelectionTable (autoPtr, solver, asymMatrix,(const word &fieldName, const lduMatrix &matrix, const FieldField< Field, scalar > &interfaceBouCoeffs, const FieldField< Field, scalar > &interfaceIntCoeffs, const lduInterfaceFieldPtrsList &interfaces, const dictionary &solverControls),(fieldName, matrix, interfaceBouCoeffs, interfaceIntCoeffs, interfaces, solverControls))
 
 solver (const word &fieldName, const lduMatrix &matrix, const FieldField< Field, scalar > &interfaceBouCoeffs, const FieldField< Field, scalar > &interfaceIntCoeffs, const lduInterfaceFieldPtrsList &interfaces, const dictionary &solverControls)
 
virtual ~solver ()
 Destructor. More...
 
const wordfieldName () const
 
const lduMatrixmatrix () const
 
const FieldField< Field, scalar > & interfaceBouCoeffs () const
 
const FieldField< Field, scalar > & interfaceIntCoeffs () const
 
const lduInterfaceFieldPtrsListinterfaces () const
 
virtual void read (const dictionary &)
 Read and reset the solver parameters from the given stream. More...
 
scalar normFactor (const scalarField &psi, const scalarField &source, const scalarField &Apsi, scalarField &tmpField) const
 Return the matrix norm used to normalise the residual for the. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from lduMatrix::solver
static autoPtr< solverNew (const word &fieldName, const lduMatrix &matrix, const FieldField< Field, scalar > &interfaceBouCoeffs, const FieldField< Field, scalar > &interfaceIntCoeffs, const lduInterfaceFieldPtrsList &interfaces, const dictionary &solverControls)
 Return a new solver. More...
 
- Protected Member Functions inherited from lduMatrix::solver
virtual void readControls ()
 Read the control parameters from the controlDict_. More...
 
- Protected Attributes inherited from lduMatrix::solver
word fieldName_
 
const lduMatrixmatrix_
 
const FieldField< Field, scalar > & interfaceBouCoeffs_
 
const FieldField< Field, scalar > & interfaceIntCoeffs_
 
lduInterfaceFieldPtrsList interfaces_
 
dictionary controlDict_
 Dictionary of controls. More...
 
label maxIter_
 Maximum number of iterations in the solver. More...
 
label minIter_
 Minimum number of iterations in the solver. More...
 
scalar tolerance_
 Final convergence tolerance. More...
 
scalar relTol_
 Convergence tolerance relative to the initial. More...
 
- Static Protected Attributes inherited from lduMatrix::solver
static const label defaultMaxIter_ = 1000
 Default maximum number of iterations in the solver. More...
 

Detailed Description

Preconditioned bi-conjugate gradient stabilized solver for asymmetric lduMatrices using a run-time selectable preconditioner.

References:

    Van der Vorst, H. A. (1992).
    Bi-CGSTAB: A fast and smoothly converging variant of Bi-CG
    for the solution of nonsymmetric linear systems.
    SIAM Journal on scientific and Statistical Computing, 13(2), 631-644.

    Barrett, R., Berry, M. W., Chan, T. F., Demmel, J., Donato, J.,
    Dongarra, J., Eijkhout, V., Pozo, R., Romine, C. & Van der Vorst, H.
    (1994).
    Templates for the solution of linear systems:
    building blocks for iterative methods
    (Vol. 43). Siam.
Source files

Definition at line 64 of file PBiCGStab.H.

Constructor & Destructor Documentation

◆ PBiCGStab()

PBiCGStab ( 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 data stream.

Definition at line 45 of file PBiCGStab.C.

References PBiCGStab::solve().

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◆ ~PBiCGStab()

virtual ~PBiCGStab ( )
inlinevirtual

Destructor.

Definition at line 98 of file PBiCGStab.H.

References psi, and PBiCGStab::solve().

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Member Function Documentation

◆ TypeName()

TypeName ( "PBiCGStab"  )

Runtime type information.

◆ solve()

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

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