143 lines
3.9 KiB
C
143 lines
3.9 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 (C) 2011-2014 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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\*---------------------------------------------------------------------------*/
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#include "nearWallDist.H"
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#include "fvMesh.H"
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#include "cellDistFuncs.H"
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#include "wallFvPatch.H"
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#include "surfaceFields.H"
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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void Foam::nearWallDist::calculate()
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{
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cellDistFuncs wallUtils(mesh_);
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// Get patch ids of walls
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labelHashSet wallPatchIDs(wallUtils.getPatchIDs<wallPolyPatch>());
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// Size neighbours array for maximum possible
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labelList neighbours(wallUtils.maxPatchSize(wallPatchIDs));
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// Correct all cells with face on wall
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const volVectorField& cellCentres = mesh_.C();
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forAll(mesh_.boundary(), patchI)
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{
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fvPatchScalarField& ypatch = operator[](patchI);
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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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const polyPatch& pPatch = patch.patch();
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const labelUList& faceCells = patch.faceCells();
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// Check cells with face on wall
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forAll(patch, patchFaceI)
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{
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label nNeighbours = wallUtils.getPointNeighbours
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(
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pPatch,
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patchFaceI,
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neighbours
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);
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label minFaceI = -1;
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ypatch[patchFaceI] = wallUtils.smallestDist
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(
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cellCentres[faceCells[patchFaceI]],
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pPatch,
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nNeighbours,
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neighbours,
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minFaceI
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);
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}
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}
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else
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{
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ypatch = 0.0;
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}
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}
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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Foam::nearWallDist::nearWallDist(const Foam::fvMesh& mesh)
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:
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volScalarField::GeometricBoundaryField
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(
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mesh.boundary(),
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mesh.V(), // Dummy internal field,
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calculatedFvPatchScalarField::typeName
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),
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mesh_(mesh)
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{
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calculate();
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}
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
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Foam::nearWallDist::~nearWallDist()
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void Foam::nearWallDist::correct()
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{
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if (mesh_.topoChanging())
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{
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const DimensionedField<scalar, volMesh>& V = mesh_.V();
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const fvBoundaryMesh& bnd = mesh_.boundary();
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this->setSize(bnd.size());
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forAll(*this, patchI)
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{
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this->set
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(
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patchI,
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fvPatchField<scalar>::New
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(
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calculatedFvPatchScalarField::typeName,
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bnd[patchI],
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V
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)
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);
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}
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}
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calculate();
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}
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// ************************************************************************* //
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