112 lines
3.3 KiB
C
112 lines
3.3 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 3.2
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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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setMatFromCellZones
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Description
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Reads in the mesh cellZones and then create a material volScalarField
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based on the cellZones.
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This is works well for a multi-zone mesh created in snappyHexMesh.
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Author
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Philip Cardiff
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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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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Info<< "Reading mesh cellZones" << endl;
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const cellZoneMesh& cellZones = mesh.cellZones();
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forAll(cellZones, zonei)
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{
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Info << "\tCell zone " << cellZones[zonei].name()
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<< " with " << cellZones[zonei].size() << " cells"
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<< endl;
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}
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Info << "\nCreating materials field\n" << endl;
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volScalarField materials
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(
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IOobject
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(
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"materials",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::AUTO_WRITE
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),
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mesh,
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dimensionedScalar("cellZonesSize", dimless, cellZones.size()),
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zeroGradientFvPatchScalarField::typeName
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);
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//- the default value of materials is set to be the size of cellZones
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//- so cellZone[0] will be set to 0, cellZone[1] will be set to 1,
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//- and so on and then any cell not in a cellZone will be left as
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//- cellZones.size()
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scalarField& materialsI = materials.internalField();
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forAll(cellZones, zonei)
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{
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labelList zoneCells = cellZones[zonei];
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forAll(zoneCells, celli)
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{
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const label& ci = zoneCells[celli];
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materialsI[ci] = zonei;
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}
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}
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materials.correctBoundaryConditions();
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//- check all cells have been set
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if(max(materialsI) == cellZones.size())
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{
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Warning << "There are cells which are not in a cellZone"
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", their material field is set to "
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<< cellZones.size() << endl;
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}
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Info << "\nWriting materials field\n" << endl;
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materials.write();
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Info << nl << "End" << endl;
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return 0;
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}
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// ************************************************************************* //
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