100 lines
3.0 KiB
C
100 lines
3.0 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 (C) 1991-2009 OpenCFD Ltd.
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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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\*---------------------------------------------------------------------------*/
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#include "argList.H"
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#include "Time.H"
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#include "fvMesh.H"
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#include "IStringStream.H"
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#include "octree.H"
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#include "octreeDataCell.H"
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#include "OFstream.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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argList::validArgs.append("point (x y z)");
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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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point sample(IStringStream(args.additionalArgs()[0])());
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treeBoundBox meshBb(mesh.points());
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// Calculate typical cell releated size to shift bb by.
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scalar typDim = meshBb.avgDim()/(2.0*Foam::cbrt(scalar(mesh.nCells())));
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treeBoundBox shiftedBb
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(
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meshBb.min(),
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meshBb.max() + vector(typDim, typDim, typDim)
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);
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Info<< "Mesh" << endl;
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Info<< " bounding box : " << meshBb << endl;
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Info<< " bounding box (shifted) : " << shiftedBb << endl;
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Info<< " typical dimension : " << shiftedBb.typDim() << endl;
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/*
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* Now we have allBb and shiftedBb
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*/
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// Wrap indices and mesh information into helper object
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octreeDataCell shapes(mesh);
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octree<octreeDataCell> oc
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(
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shiftedBb, // overall bounding box
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shapes, // all information needed to do checks on cells
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1, // min. levels
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10.0, // max. size of leaves
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10.0 // maximum ratio of cubes v.s. cells
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);
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Info<< "Point:" << sample << " is in shape "
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<< oc.find(sample) << endl;
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Info<< "Point:" << sample << " is in cell "
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<< mesh.findCell(sample) << endl;
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oc.printStats(Info);
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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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