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6101272133
1) Adding subMesh capabilities to momentumError and div FOs. - A subMesh is created from cellZones. - The operators (div, etc) are only calculated in the subMesh. 2) Optionally, halo cells can be added to the cellZones. 3) New helper class to handle the subMesh creation and field mapping.
140 lines
3.6 KiB
C
140 lines
3.6 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 | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2021 OpenCFD Ltd.
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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 "zoneSubSet.H"
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#include "cellBitSet.H"
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#include "haloToCell.H"
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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namespace Detail
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{
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defineTypeNameAndDebug(zoneSubSet, 0);
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}
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}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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bool Foam::Detail::zoneSubSet::correct()
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{
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subsetter_.clear();
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haloCells_.clearStorage();
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if (zoneMatcher_.empty())
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{
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return false;
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}
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// Select named zones
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cellBitSet selectedCells
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(
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subsetter_.baseMesh(),
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subsetter_.baseMesh().cellZones().selection(zoneMatcher_)
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);
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if (debug)
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{
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Pout<< "Subsetting "
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<< selectedCells.addressing().count()
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<< " cells based on cellZones "
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<< flatOutput(zoneMatcher_) << endl;
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}
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if (nLayers_ > 0)
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{
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// Add halo layer(s)
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haloToCell haloSource(subsetter_.baseMesh(), nLayers_);
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haloSource.verbose(false);
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// Before adding halo cells
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haloCells_ = selectedCells.addressing();
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haloSource.applyToSet(topoSetSource::ADD, selectedCells);
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// Halo cells: anything new, not in the original set
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haloCells_ ^= selectedCells.addressing();
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}
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if (debug)
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{
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const label nHalo = haloCells_.count();
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const label nSubCell = selectedCells.addressing().count();
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Info<< " overall "
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<< returnReduce(nSubCell, sumOp<label>())
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<< " cells after adding " << nLayers_ << " layers with "
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<< returnReduce(nHalo, sumOp<label>())
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<< " halo cells"
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<< endl;
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}
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subsetter_.setCellSubset(selectedCells.addressing());
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return true;
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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Foam::Detail::zoneSubSet::zoneSubSet
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(
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const fvMesh& mesh,
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const wordRes& zoneSelector,
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const label nZoneLayers
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)
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:
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subsetter_(mesh),
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zoneMatcher_(zoneSelector),
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nLayers_(nZoneLayers),
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haloCells_()
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{
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correct();
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}
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Foam::Detail::zoneSubSet::zoneSubSet
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(
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const fvMesh& mesh,
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const dictionary& dict
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)
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:
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subsetter_(mesh),
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zoneMatcher_(),
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nLayers_(dict.getOrDefault<label>("nLayers", 0)),
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haloCells_()
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{
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dict.readIfPresent("cellZones", zoneMatcher_);
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correct();
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}
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// ************************************************************************* //
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