136 lines
3.3 KiB
C
136 lines
3.3 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) 2011 OpenFOAM Foundation
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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
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the Free Software Foundation, either version 3 of the License, or
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(at your 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, see <http://www.gnu.org/licenses/>.
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Description
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Calculate distance to wall.
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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#include "wallDistData.H"
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#include "wallPointData.H"
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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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Info<< "Mesh read in = "
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<< runTime.cpuTimeIncrement()
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<< " s\n" << endl << endl;
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Info<< "Time now = " << runTime.timeName() << endl;
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// wall distance and reflection vectors
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volVectorField n
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(
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IOobject
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(
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"n",
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mesh.time().timeName(),
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mesh
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),
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mesh,
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dimensionedVector("n", dimLength, point::max)
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);
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// Fill wall patches with unit normal
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forAll(mesh.boundary(), patchI)
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{
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const fvPatch& patch = mesh.boundary()[patchI];
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if (isA<wallFvPatch>(patch))
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{
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fvPatchVectorField& wallData = n.boundaryField()[patchI];
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forAll(patch.Cf(), patchFaceI)
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{
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wallData[patchFaceI] = patch.Cf()[patchFaceI];
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wallData[patchFaceI] /= Foam::mag(wallData[patchFaceI]);
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}
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}
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}
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// Do distance calculation, transporting values of n.
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wallDistData<wallPointData<vector> > y(mesh, n, true);
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if (y.nUnset() != 0)
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{
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WarningIn(args.executable())
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<< "There are " << y.nUnset()
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<< " remaining unset cells and/or boundary values" << endl;
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}
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y.write();
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y.data().write();
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runTime++;
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Info<< "Time now = " << runTime.timeName() << endl;
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// Move points
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boundBox meshBb(mesh.points());
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pointField newPoints(mesh.points());
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const point half(0.5*(meshBb.min() + meshBb.max()));
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forAll(newPoints, pointI)
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{
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point& pt = newPoints[pointI];
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// expand around half
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pt.y() += pt.y() - half.y();
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}
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mesh.movePoints(newPoints);
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mesh.write();
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y.correct();
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y.write();
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y.data().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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