171 lines
5 KiB
C
171 lines
5 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 3.2
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend 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 the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Description
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Creates surface patches from surface subsets
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\*---------------------------------------------------------------------------*/
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#include "argList.H"
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#include "objectRegistry.H"
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#include "foamTime.H"
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#include "triSurf.H"
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#include "demandDrivenData.H"
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using namespace Foam;
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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void makePatchFromSubset
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(
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triSurf& origSurf,
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const DynList<word>& subsetNames
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)
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{
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//- create new list of patches
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geometricSurfacePatchList newPatches
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(
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origSurf.patches().size() + subsetNames.size()
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);
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//- set names of the new patches
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forAll(origSurf.patches(), patchI)
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newPatches[patchI].name() = origSurf.patches()[patchI].name();
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forAll(subsetNames, subsetI)
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newPatches[origSurf.patches().size()+subsetI].name() =
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subsetNames[subsetI];
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//- create new triangles
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LongList<labelledTri> newTriangles(origSurf.facets());
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//- set patches for all triangles
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forAll(subsetNames, subsetI)
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{
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const label subsetID = origSurf.facetSubsetIndex(subsetNames[subsetI]);
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labelLongList subsetFaces;
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origSurf.facetsInSubset(subsetID, subsetFaces);
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const label regionI = origSurf.patches().size() + subsetI;
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forAll(subsetFaces, fI)
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{
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newTriangles[subsetFaces[fI]].region() = regionI;
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}
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}
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//- remove patches with no elements
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labelList nTrianglesInPatch(newPatches.size(), 0);
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forAll(newTriangles, triI)
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++nTrianglesInPatch[newTriangles[triI].region()];
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Map<label> newPatchLabel;
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label counter(0);
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forAll(nTrianglesInPatch, patchI)
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{
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if( nTrianglesInPatch[patchI] )
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newPatchLabel.insert(patchI, counter++);
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}
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geometricSurfacePatchList copyPatches(counter);
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counter = 0;
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forAll(newPatches, patchI)
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{
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if( newPatchLabel.found(patchI) )
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{
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copyPatches[newPatchLabel[patchI]].name() =
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newPatches[patchI].name();
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}
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}
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newPatches = copyPatches;
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//- renumber the patches in the list of triangles
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forAll(newTriangles, triI)
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newTriangles[triI].region() =
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newPatchLabel[newTriangles[triI].region()];
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//- delete subsets converted to patches
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forAll(subsetNames, subsetI)
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{
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const label subsetID = origSurf.facetSubsetIndex(subsetNames[subsetI]);
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origSurf.removeFacetSubset(subsetID);
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}
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//- update subsets
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origSurf.updateFacetsSubsets(newPatchLabel);
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}
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int main(int argc, char *argv[])
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{
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argList::noParallel();
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argList::validArgs.clear();
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argList::validArgs.append("input surface file");
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argList::validArgs.append("subset");
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argList args(argc, argv);
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fileName inFileName(args.args()[1]);
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word subsetName(args.args()[2]);
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triSurf* origSurfPtr = new triSurf(inFileName);
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DynList<word> subsetNames;
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const label subsetID = origSurfPtr->facetSubsetIndex(subsetName);
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if( subsetID >= 0 )
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{
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Warning << "Subset " << subsetName
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<< " checking subsets containing this string!" << endl;
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DynList<label> existingSubsets;
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origSurfPtr->facetSubsetIndices(existingSubsets);
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forAll(existingSubsets, subsetI)
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{
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const word sName =
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origSurfPtr->facetSubsetName(existingSubsets[subsetI]);
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if( sName.substr(0, subsetName.size()) == subsetName )
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{
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subsetNames.append(sName);
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}
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}
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Info << "Converting " << subsetNames.size() << " subsets" << endl;
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}
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else
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{
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subsetNames.append(subsetName);
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}
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makePatchFromSubset(*origSurfPtr, subsetNames);
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origSurfPtr->writeSurface(inFileName);
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deleteDemandDrivenData(origSurfPtr);
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Info << "End\n" << endl;
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return 0;
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}
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// ************************************************************************* //
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