98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright held by original author
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM 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 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Description
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Picks up cells with cell centre 'inside' of surface. Requires surface
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to be closed and singly connected.
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\*---------------------------------------------------------------------------*/
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#include "argList.H"
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#include "Time.H"
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#include "polyMesh.H"
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#include "triSurface.H"
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#include "triSurfaceSearch.H"
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#include "cellSet.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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Foam::argList::noParallel();
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Foam::argList::validArgs.append("surface file");
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Foam::argList::validArgs.append("destination cellSet");
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# include "setRootCase.H"
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# include "createTime.H"
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# include "createPolyMesh.H"
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fileName surfName(args.additionalArgs()[0]);
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fileName setName(args.additionalArgs()[1]);
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// Read surface
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Info<< "Reading surface from " << surfName << endl;
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triSurface surf(surfName);
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// Destination cellSet.
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cellSet insideCells(mesh, setName, IOobject::NO_READ);
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// Construct search engine on surface
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triSurfaceSearch querySurf(surf);
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boolList inside(querySurf.calcInside(mesh.cellCentres()));
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forAll(inside, cellI)
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{
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if (inside[cellI])
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{
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insideCells.insert(cellI);
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}
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}
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Info<< "Selected " << insideCells.size()
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<< " cells out of " << mesh.nCells() << endl
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<< endl
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<< "Writing selected cells to cellSet " << insideCells.name()
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<< endl << endl
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<< "Use this cellSet e.g. with subsetMesh : " << endl << endl
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<< " subsetMesh <root> <case> " << insideCells.name()
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<< endl << endl;
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insideCells.write();
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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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