129 lines
3.3 KiB
C
129 lines
3.3 KiB
C
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// The FOAM Project // File: testCoeffField.C
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/*
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-------------------------------------------------------------------------------
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========= | Application
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\\ / |
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\\ / | Name: testCoeffField
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\\ / | Family: Utility
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\\/ |
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F ield | FOAM version: 2.2
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O peration |
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A and | Copyright (C) 1991-2003 Nabla Ltd.
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M anipulation | All Rights Reserved.
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-------------------------------------------------------------------------------
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DESCRIPTION
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Test coeff field and block matrix
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AUTHOR
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Hrvoje Jasak
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-------------------------------------------------------------------------------
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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 "Time.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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"HrvsVar",
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blockMatrix,
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mesh.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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