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fvMeshSubsetProxy.C 5.01 KiB
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2016-2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "fvMeshSubsetProxy.H"
#include "cellSet.H"
#include "cellZone.H"
#include "Time.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::fvMeshSubsetProxy::fvMeshSubsetProxy(fvMesh& baseMesh)
:
baseMesh_(baseMesh),
subsetter_(baseMesh),
exposedPatchId_(-1),
type_(NONE),
name_(),
names_(),
selectedCells_()
{
if (useSubMesh())
{
correct();
}
}
Foam::fvMeshSubsetProxy::fvMeshSubsetProxy
(
fvMesh& baseMesh,
const subsetType type,
const word& selectionName,
label exposedPatchId
)
:
baseMesh_(baseMesh),
subsetter_(baseMesh),
exposedPatchId_(exposedPatchId),
type_(selectionName.empty() ? NONE : type),
name_(),
names_(),
selectedCells_()
{
if (type_ == ZONES)
{
// Populate wordRes for ZONES
names_.resize(1);
names_.first() = selectionName;
}
else if (type_ != NONE)
{
name_ = selectionName;
}
if (useSubMesh())
{
correct();
}
}
Foam::fvMeshSubsetProxy::fvMeshSubsetProxy
(
fvMesh& baseMesh,
const wordRes& zoneNames,
label exposedPatchId
)
:
baseMesh_(baseMesh),
subsetter_(baseMesh),
exposedPatchId_(exposedPatchId),
type_(ZONES),
name_(),
names_(zoneNames),
selectedCells_()
{
if (useSubMesh())
{
correct();
}
}
Foam::fvMeshSubsetProxy::fvMeshSubsetProxy
(
fvMesh& baseMesh,
wordRes&& zoneNames,
label exposedPatchId
)
:
baseMesh_(baseMesh),
subsetter_(baseMesh),
exposedPatchId_(exposedPatchId),
type_(ZONES),
name_(),
names_(std::move(zoneNames)),
selectedCells_()
{
if (useSubMesh())
{
correct();
}
}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
bool Foam::fvMeshSubsetProxy::correct(bool verbose)
{
if (type_ == NONE)
{
subsetter_.clear();
selectedCells_.clearStorage();
return false;
}
const label nCells = baseMesh_.nCells();
bitSet selectedCells;
if (type_ == SET)
{
if (verbose)
{
Info<< "Subsetting mesh based on cellSet " << name_ << endl;
}
cellSet cset(baseMesh_, name_);
selectedCells.resize(nCells);
for (const label idx : cset)
{
selectedCells.set(idx);
}
}
else if (type_ == ZONE)
{
if (verbose)
{
Info<< "Subsetting mesh based on cellZone " << name_ << endl;
}
selectedCells.resize(nCells);
selectedCells.set(baseMesh_.cellZones()[name_]);
}
else if (type_ == ZONES)
{
if (verbose)
{
Info<< "Subsetting mesh based on cellZones "
<< flatOutput(names_) << endl;
}
selectedCells = baseMesh_.cellZones().selection(names_);
}
const bool changed = (selectedCells_ != selectedCells);
// Use as a cached value for next time
selectedCells_.transfer(selectedCells);
if (changed || selectedCells_.empty())
{
subsetter_.setCellSubset(selectedCells_, exposedPatchId_);
}
return returnReduce(changed, orOp<bool>());
}
Foam::polyMesh::readUpdateState Foam::fvMeshSubsetProxy::readUpdate()
{
const polyMesh::readUpdateState meshState = baseMesh_.readUpdate();
if (meshState == polyMesh::POINTS_MOVED)
{
if (correct(true))
{
// The cellSet/cellZone changed on POINTS_MOVED,
// treat like TOPO_CHANGE
return polyMesh::TOPO_CHANGE;
}
}
else if
(
meshState == polyMesh::TOPO_CHANGE
|| meshState == polyMesh::TOPO_PATCH_CHANGE
)
{
correct(true);
}
return meshState;
}
// ************************************************************************* //