This repository has been archived on 2023-11-20. You can view files and clone it, but cannot push or open issues or pull requests.
foam-extend4.1-coherent-io/applications/utilities/mesh/advanced/removeFaces/removeFaces.C
2015-05-17 15:58:16 +02:00

191 lines
5.3 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | foam-extend: Open Source CFD
\\ / O peration | Version: 3.2
\\ / A nd | Web: http://www.foam-extend.org
\\/ M anipulation | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
This file is part of foam-extend.
foam-extend 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.
foam-extend 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
Description
Utility to remove faces (combines cells on both sides).
Takes faceSet of candidates for removal and writes faceSet with faces that
will actually be removed. (because e.g. would cause two faces between the
same cells). See removeFaces in dynamicMesh library for constraints.
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "objectRegistry.H"
#include "Time.H"
#include "directTopoChange.H"
#include "faceSet.H"
#include "removeFaces.H"
#include "ReadFields.H"
#include "volFields.H"
#include "surfaceFields.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
Foam::argList::validOptions.insert("overwrite", "");
Foam::argList::validArgs.append("faceSet");
# include "setRootCase.H"
# include "createTime.H"
runTime.functionObjects().off();
# include "createMesh.H"
const word oldInstance = mesh.pointsInstance();
bool overwrite = args.optionFound("overwrite");
word setName(args.additionalArgs()[0]);
// Read faces
faceSet candidateSet(mesh, setName);
Pout<< "Read " << candidateSet.size() << " faces to remove" << nl
<< endl;
labelList candidates(candidateSet.toc());
// Face removal engine. No checking for not merging boundary faces.
removeFaces faceRemover(mesh, 2);
// Get compatible set of faces and connected sets of cells.
labelList cellRegion;
labelList cellRegionMaster;
labelList facesToRemove;
faceRemover.compatibleRemoves
(
candidates,
cellRegion,
cellRegionMaster,
facesToRemove
);
{
faceSet compatibleRemoves
(
mesh,
"compatibleRemoves",
labelHashSet(facesToRemove)
);
Pout<< "Original faces to be removed:" << candidateSet.size() << nl
<< "New faces to be removed:" << compatibleRemoves.size() << nl
<< endl;
Pout<< "Writing new faces to be removed to faceSet "
<< compatibleRemoves.instance()
/compatibleRemoves.local()
/compatibleRemoves.name()
<< endl;
compatibleRemoves.write();
}
// Read objects in time directory
IOobjectList objects(mesh, runTime.timeName());
// Read vol fields.
PtrList<volScalarField> vsFlds;
ReadFields(mesh, objects, vsFlds);
PtrList<volVectorField> vvFlds;
ReadFields(mesh, objects, vvFlds);
PtrList<volSphericalTensorField> vstFlds;
ReadFields(mesh, objects, vstFlds);
PtrList<volSymmTensorField> vsymtFlds;
ReadFields(mesh, objects, vsymtFlds);
PtrList<volTensorField> vtFlds;
ReadFields(mesh, objects, vtFlds);
// Read surface fields.
PtrList<surfaceScalarField> ssFlds;
ReadFields(mesh, objects, ssFlds);
PtrList<surfaceVectorField> svFlds;
ReadFields(mesh, objects, svFlds);
PtrList<surfaceSphericalTensorField> sstFlds;
ReadFields(mesh, objects, sstFlds);
PtrList<surfaceSymmTensorField> ssymtFlds;
ReadFields(mesh, objects, ssymtFlds);
PtrList<surfaceTensorField> stFlds;
ReadFields(mesh, objects, stFlds);
// Topo changes container
directTopoChange meshMod(mesh);
// Insert mesh refinement into directTopoChange.
faceRemover.setRefinement
(
facesToRemove,
cellRegion,
cellRegionMaster,
meshMod
);
autoPtr<mapPolyMesh> morphMap = meshMod.changeMesh(mesh, false);
mesh.updateMesh(morphMap);
// Move mesh (since morphing does not do this)
if (morphMap().hasMotionPoints())
{
mesh.movePoints(morphMap().preMotionPoints());
}
// Update numbering of cells/vertices.
faceRemover.updateMesh(morphMap);
if (!overwrite)
{
runTime++;
}
else
{
mesh.setInstance(oldInstance);
}
// Take over refinement levels and write to new time directory.
Pout<< "Writing mesh to time " << runTime.timeName() << endl;
mesh.write();
Pout<< "End\n" << endl;
return 0;
}
// ************************************************************************* //