140 lines
3.9 KiB
C++
140 lines
3.9 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.0
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Application
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testBlockMatrix
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Author
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Hrvoje Jasak, Wikki Ltd. All rights reserved.
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Description
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Test block matrix coefficient assembly
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\*---------------------------------------------------------------------------*/
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#include "argList.H"
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#include "fieldTypes.H"
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#include "blockLduMatrices.H"
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#include "blockLduSolvers.H"
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#include "foamTime.H"
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#include "fvMesh.H"
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#include "blockVector2Matrix.H"
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#include "tensor2.H"
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using namespace Foam;
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// Main program:
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int main(int argc, char *argv[])
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{
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# include "setRootCase.H"
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# include "createTime.H"
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# include "createMesh.H"
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blockScalarMatrix scalarMatrix(mesh);
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blockVectorMatrix blockMatrix(mesh);
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const label diagSize = mesh.lduAddr().size();
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const label ulSize = mesh.lduAddr().lowerAddr().size();
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const scalar diagCoeff = -2.0;
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// const scalar diagCoeff = -4.0;
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// Info << "Doing diagonal matrix" << endl;
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blockMatrix.upper() = scalarField(ulSize, 1.0);
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scalarField dScalar(diagSize, diagCoeff);
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dScalar[0] = -10000;
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dScalar[diagSize - 1] = -10000;
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blockMatrix.diag() = dScalar;
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// tensorField dTensor
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// (
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// diagSize,
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// tensor
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// (
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// diagCoeff, 0.0, 0.0,
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// 0.0, diagCoeff, 0.0,
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// 0.0, 0.0, -1.0
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// )
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// );
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// dTensor[0] =
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// tensor
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// (
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// -10000.0, 0.0, 0.0,
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// 0.0, -10000.0, 0.0,
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// 0.0, 0.0, -1.0
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// );
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// dTensor[diagSize - 1] =
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// tensor
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// (
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// -1.0, 0.0, 0.0,
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// 0.0, -1.0, 0.0,
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// 0.0, 0.0, -1.0
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// );
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// blockMatrix.diag() = dTensor;
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vectorField psi(diagSize, vector(0, 0, 0));
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vectorField source(diagSize, vector(0, 0, 0));
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source[0] = vector(0, 0, 0);
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source[diagSize - 1] = vector(10000, 0, 0);
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// psi[0] = vector(0, 0, 0);
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// psi[diagSize - 1] = vector(-1, 0, 0);
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BlockSolverPerformance<vector> solverPerf =
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blockVectorSolver::New
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(
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"HrvsVar",
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blockMatrix,
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mesh.solutionDict().solver("HrvsVar")
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)->solve(psi, source);
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Info << "Psi: " << psi << endl;
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// Info << "Psi: " << psi.component(vector::X) << endl;
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// Large block matrix
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BlockLduMatrix<vector2> vector2Matrix(mesh);
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vector2Matrix.diag().asScalar() =
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scalarField(vector2Matrix.diag().size(), 1);
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vector2Matrix.diag() +=
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Field<vector2>(vector2Matrix.diag().size(), vector2::one);
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vector2Matrix.upper() =
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Field<tensor2>(vector2Matrix.upper().size(), tensor2::one);
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Info<< "End\n" << endl;
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return 0;
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}
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// ************************************************************************* //
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