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DILUGaussSeidelSmoother.H

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00001 /*---------------------------------------------------------------------------*\
00002   =========                 |
00003   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
00004    \\    /   O peration     |
00005     \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
00006      \\/     M anipulation  |
00007 -------------------------------------------------------------------------------
00008 License
00009     This file is part of OpenFOAM.
00010 
00011     OpenFOAM is free software: you can redistribute it and/or modify it
00012     under the terms of the GNU General Public License as published by
00013     the Free Software Foundation, either version 3 of the License, or
00014     (at your option) any later version.
00015 
00016     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
00017     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00018     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
00019     for more details.
00020 
00021     You should have received a copy of the GNU General Public License
00022     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
00023 
00024 Class
00025     Foam::DILUGaussSeidelSmoother
00026 
00027 Description
00028     Combined DILU/GaussSeidel smoother for asymmetric matrices in which
00029     DILU smoothing is followed by GaussSeidel to ensure that any "spikes"
00030     created by the DILU sweeps are smoothed-out.
00031 
00032 SourceFiles
00033     DILUGaussSeidelSmoother.C
00034 
00035 \*---------------------------------------------------------------------------*/
00036 
00037 #ifndef DILUGaussSeidelSmoother_H
00038 #define DILUGaussSeidelSmoother_H
00039 
00040 #include <OpenFOAM/DILUSmoother.H>
00041 #include <OpenFOAM/GaussSeidelSmoother.H>
00042 
00043 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00044 
00045 namespace Foam
00046 {
00047 
00048 /*---------------------------------------------------------------------------*\
00049                    Class DILUGaussSeidelSmoother Declaration
00050 \*---------------------------------------------------------------------------*/
00051 
00052 class DILUGaussSeidelSmoother
00053 :
00054     public lduMatrix::smoother
00055 {
00056     // Private data
00057 
00058         DILUSmoother diluSmoother_;
00059 
00060         GaussSeidelSmoother gsSmoother_;
00061 
00062 
00063 public:
00064 
00065     //- Runtime type information
00066     TypeName("DILUGaussSeidel");
00067 
00068 
00069     // Constructors
00070 
00071         //- Construct from matrix components
00072         DILUGaussSeidelSmoother
00073         (
00074             const word& fieldName,
00075             const lduMatrix& matrix,
00076             const FieldField<Field, scalar>& interfaceBouCoeffs,
00077             const FieldField<Field, scalar>& interfaceIntCoeffs,
00078             const lduInterfaceFieldPtrsList& interfaces
00079         );
00080 
00081 
00082     // Member Functions
00083 
00084         //- Smooth the solution for a given number of sweeps
00085         virtual void smooth
00086         (
00087             scalarField& psi,
00088             const scalarField& Source,
00089             const direction cmpt,
00090             const label nSweeps
00091         ) const;
00092 };
00093 
00094 
00095 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00096 
00097 } // End namespace Foam
00098 
00099 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00100 
00101 #endif
00102 
00103 // ************************ vim: set sw=4 sts=4 et: ************************ //
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