177 lines
5.7 KiB
C++
177 lines
5.7 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.1
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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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Create intermediate mesh from SAMM files
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\*---------------------------------------------------------------------------*/
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#include "sammMesh.H"
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#include "IFstream.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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void sammMesh::readCouples()
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{
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fileName couplesFileName(casePrefix_ + ".cpl");
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IFstream couplesFile(couplesFileName);
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if (couplesFile.good())
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{
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Info << "\nReading couples" << endl;
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// A mesh with couples cannot be a shape mesh
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isShapeMesh_ = false;
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label matchLabel, nEntries, typeFlag;
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label masterCell, masterFace;
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label slaveCell, slaveFace;
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while (!(couplesFile >> matchLabel).eof())
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{
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// read number of entries and match type.
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// Note. At the moment, only integral matches are supported
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couplesFile >> nEntries;
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couplesFile >> typeFlag;
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if (typeFlag > 1)
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{
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Info
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<< "void sammMesh::readCouples() : "
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<< "couple " << matchLabel << " is not an integral match. "
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<< "Currently not supported" << endl;
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}
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// read master cell and face
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couplesFile >> masterCell >> masterFace;
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// get reference to master cell faces
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faceList& masterFaces = cellFaces_[masterCell - 1];
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// Info << "Master cell: " << masterCell - 1 << " index: "
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// << cellShapes_[masterCell - 1].model().index()
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// << " face: " <<
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// masterFaces
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// [
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// shapeFaceLookup
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// [cellShapes_[masterCell - 1].model().index()]
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// [masterFace]
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// ]
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// << endl;
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// reset master face to zero size. It cannot be removed at this
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// stage because thisw would mess up the numbering in case of
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// more than one couple an a single master cell
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masterFaces
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[
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shapeFaceLookup
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[cellShapes_[masterCell - 1].model().index()]
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[masterFace]
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].setSize(0);
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// number of slave faces
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label nSlavesToRead = nEntries - 1;
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// get index for slave face add
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label slaveToAdd = masterFaces.size();
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// reset size of master faces to accept new (couple) faces
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masterFaces.setSize(masterFaces.size() + nSlavesToRead);
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for (int i = 0; i < nSlavesToRead; i++)
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{
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couplesFile >> slaveCell >> slaveFace;
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masterFaces[slaveToAdd] =
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cellFaces_
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[
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slaveCell - 1
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]
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[
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shapeFaceLookup
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[cellShapes_[slaveCell - 1].model().index()]
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[slaveFace]
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].reverseFace();
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// Info << " slave cell: " << slaveCell - 1 << " index: "
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// << cellShapes_[slaveCell - 1].model().index()
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// << " face: " << masterFaces[slaveToAdd] << endl;
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slaveToAdd++;
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}
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// Info << endl;
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}
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// Once all couples are read, remove zero size faces from all cells
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forAll (cellFaces_, cellI)
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{
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faceList& curFaces = cellFaces_[cellI];
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label zeroSizeFound = 0;
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forAll (curFaces, faceI)
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{
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if (curFaces[faceI].empty())
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{
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zeroSizeFound++;
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}
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}
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if (zeroSizeFound > 0)
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{
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// compress the list. A copy needs to made first
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faceList oldFaces = curFaces;
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curFaces.setSize(curFaces.size() - zeroSizeFound);
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label nFaces = 0;
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forAll (oldFaces, faceI)
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{
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if (oldFaces[faceI].size())
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{
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curFaces[nFaces] = oldFaces[faceI];
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nFaces++;
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}
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}
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}
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}
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}
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else
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{
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Info
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<< "void sammMesh::readCouples() : "
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<< "Cannot read file "
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<< couplesFileName
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<< ". No matches defined."
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<< endl;
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}
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}
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// ************************************************************************* //
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