1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | foam-extend: Open Source CFD
4 \\ / O peration | Version: 3.2
5 \\ / A nd | Web: http://www.foam-extend.org
6 \\/ M anipulation | For copyright notice see file Copyright
7 -------------------------------------------------------------------------------
9 This file is part of foam-extend.
11 foam-extend is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation, either version 3 of the License, or (at your
14 option) any later version.
16 foam-extend is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
25 Foam::GAMGPreconditioner
28 Geometric agglomerated algebraic multigrid preconditioner.
31 GAMGSolver for more details.
36 \*---------------------------------------------------------------------------*/
38 #ifndef GAMGPreconditioner_H
39 #define GAMGPreconditioner_H
41 #include "GAMGSolver.H"
43 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
48 /*---------------------------------------------------------------------------*\
49 Class GAMGPreconditioner Declaration
50 \*---------------------------------------------------------------------------*/
52 class GAMGPreconditioner
54 public lduPreconditioner
61 //- Number of V-cycles to perform
64 //- Read the control parameters from the dictionary
65 virtual void readControls();
69 //- Runtime type information
75 //- Construct from matrix components and preconditioner solver controls
78 const lduMatrix& matrix,
79 const FieldField<Field, scalar>& coupleBouCoeffs,
80 const FieldField<Field, scalar>& coupleIntCoeffs,
81 const lduInterfaceFieldPtrsList& interfaces,
82 const dictionary& dict
88 virtual ~GAMGPreconditioner();
93 //- Execute preconditioning
94 virtual void precondition
97 const scalarField& rA,
98 const direction cmpt = 0
103 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
105 } // End namespace Foam
107 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
111 // ************************************************************************* //