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mergeMeshes.C
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mergeMeshes.C
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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2024 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
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/>.
Application
mergeMeshes
Description
Merges meshes without stitching.
Usage
\b mergeMeshes [OPTION]
Options:
- \par -doc
Display the documentation in browser
- \par -srcDoc
Display the source documentation in browser
- \par -help
Print the usage
- \par -case \<dir\>
Select a case directory instead of the current working directory
- \par -region \<name\>
Specify an alternative mesh region.
- \par -addRegions "'(region1 region2 ... regionN)'"
Specify list of region meshes to merge.
- \par -addCases "'(\"casePath1\" \"casePath2\" ... \"casePathN\")'"
Specify list of case meshes to merge.
- \par -addCaseRegions "'((\"casePath1\" region1) (\"casePath2\" region2)"
Specify list of case region meshes to merge.
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "Time.H"
#include "timeSelector.H"
#include "mergePolyMesh.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
argList::addNote("Merge meshes without stitching");
argList::noParallel();
#include "addOverwriteOption.H"
#include "addRegionOption.H"
argList::addOption
(
"addRegions",
"'(region1 region2 ... regionN)'"
"list of regions to merge"
);
argList::addOption
(
"addCases",
"'(\"casePath1\" \"casePath2\" ... \"casePathN\")'",
"list of cases to merge"
);
argList::addOption
(
"addCaseRegions",
"'((\"casePath1\" region1) (\"casePath2\" region2)"
"... (\"casePathN\" regionN))'",
"list of case regions to merge"
);
#include "setRootCase.H"
const wordList regions
(
args.optionLookupOrDefault<wordList>("addRegions", wordList::null())
);
const fileNameList cases
(
args.optionLookupOrDefault<fileNameList>
(
"addCases",
fileNameList::null()
)
);
List<Tuple2<fileName, word>> caseRegions
(
args.optionLookupOrDefault<List<Tuple2<fileName, word>>>
(
"addCaseRegions",
List<Tuple2<fileName, word>>::null()
)
);
forAll(cases, i)
{
caseRegions.append({cases[i], polyMesh::defaultRegion});
}
#include "createTimeNoFunctionObjects.H"
// Select time if specified
timeSelector::selectIfPresent(runTime, args);
#include "createNamedPolyMesh.H"
const bool overwrite = args.optionFound("overwrite");
const word oldInstance = mesh.pointsInstance();
if (!overwrite)
{
runTime++;
}
// Construct the mergePolyMesh class for the current mesh
mergePolyMesh mergeMeshes(mesh);
// Add all the specified region meshes
forAll(regions, i)
{
Info<< "Create polyMesh for region " << regions[i] << endl;
polyMesh meshToAdd
(
IOobject
(
regions[i],
runTime.name(),
runTime
)
);
Info<< "Adding mesh " << meshToAdd.objectPath() << endl;
mergeMeshes.addMesh(meshToAdd);
}
// Add all the specified case meshes
forAll(caseRegions, i)
{
const fileName& addCase = caseRegions[i].first();
const word& addRegion = caseRegions[i].second();
const fileName addCasePath(addCase.path());
const fileName addCaseName(addCase.name());
// Construct the time for the new case without reading the controlDict
Time runTimeToAdd
(
Time::controlDictName,
addCasePath,
addCaseName,
false
);
Info<< "Create polyMesh for case " << runTimeToAdd.path() << endl;
polyMesh meshToAdd
(
IOobject
(
addRegion,
runTimeToAdd.name(),
runTimeToAdd
)
);
Info<< "Adding mesh " << meshToAdd.objectPath() << endl;
mergeMeshes.addMesh(meshToAdd);
}
Info << nl << "Merging all meshes" << endl;
mergeMeshes.merge();
if (overwrite)
{
mesh.setInstance(oldInstance);
}
Info<< "Writing mesh to " << mesh.facesInstance() << endl;
mesh.write();
Info<< "End\n" << endl;
return 0;
}
// ************************************************************************* //