1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 2004-6 H. Jasak All rights reserved
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
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12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation; either version 2 of the License, or (at your
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17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM; if not, write to the Free Software Foundation,
23 Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
26 BlockGaussSeidelSmoother
29 Symmetric Gauss-Seidel smoother with prescribed number of smoothing sweeps
32 Hrvoje Jasak, Wikki Ltd. All rights reserved.
35 blockGaussSeidelSmoothers.C
37 \*---------------------------------------------------------------------------*/
39 #ifndef BlockGaussSeidelSmoother_H
40 #define BlockGaussSeidelSmoother_H
42 #include "BlockLduSmoother.H"
43 #include "blockGaussSeidelPrecons.H"
45 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
50 /*---------------------------------------------------------------------------*\
51 Class BlockGaussSeidelSmoother Declaration
52 \*---------------------------------------------------------------------------*/
55 class BlockGaussSeidelSmoother
57 public BlockLduSmoother<Type>
61 //- Gauss-Seidel preconditioner
62 BlockGaussSeidelPrecon<Type> gs_;
65 // Private Member Functions
67 //- Disallow default bitwise copy construct
68 BlockGaussSeidelSmoother(const BlockGaussSeidelSmoother&);
70 //- Disallow default bitwise assignment
71 void operator=(const BlockGaussSeidelSmoother&);
76 //- Runtime type information
77 TypeName("GaussSeidel");
82 //- Construct from components
83 BlockGaussSeidelSmoother
85 const BlockLduMatrix<Type>& matrix,
86 const dictionary& dict
89 BlockLduSmoother<Type>(matrix),
96 virtual ~BlockGaussSeidelSmoother()
102 //- Execute smoothing
106 const Field<Type>& b,
110 for (label sweep = 0; sweep < nSweeps; sweep++)
112 gs_.precondition(x, b);
118 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
120 } // End namespace Foam
122 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
126 // ************************************************************************* //