mirror of
https://develop.openfoam.com/Development/openfoam.git
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2436 lines
68 KiB
C
2436 lines
68 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 1991-2009 OpenCFD Ltd.
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM 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 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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\*----------------------------------------------------------------------------*/
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#include "meshRefinement.H"
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#include "fvMesh.H"
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#include "syncTools.H"
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#include "Time.H"
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#include "refinementSurfaces.H"
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#include "pointSet.H"
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#include "faceSet.H"
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#include "indirectPrimitivePatch.H"
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#include "polyTopoChange.H"
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#include "meshTools.H"
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#include "polyModifyFace.H"
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#include "polyModifyCell.H"
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#include "polyAddFace.H"
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#include "polyRemoveFace.H"
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#include "polyAddPoint.H"
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#include "localPointRegion.H"
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#include "duplicatePoints.H"
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#include "OFstream.H"
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#include "regionSplit.H"
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#include "removeCells.H"
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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// Repatches external face or creates baffle for internal face
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// with user specified patches (might be different for both sides).
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// Returns label of added face.
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Foam::label Foam::meshRefinement::createBaffle
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(
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const label faceI,
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const label ownPatch,
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const label neiPatch,
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polyTopoChange& meshMod
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) const
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{
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const face& f = mesh_.faces()[faceI];
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label zoneID = mesh_.faceZones().whichZone(faceI);
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bool zoneFlip = false;
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if (zoneID >= 0)
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{
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const faceZone& fZone = mesh_.faceZones()[zoneID];
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zoneFlip = fZone.flipMap()[fZone.whichFace(faceI)];
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}
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meshMod.setAction
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(
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polyModifyFace
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(
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f, // modified face
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faceI, // label of face
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mesh_.faceOwner()[faceI], // owner
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-1, // neighbour
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false, // face flip
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ownPatch, // patch for face
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false, // remove from zone
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zoneID, // zone for face
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zoneFlip // face flip in zone
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)
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);
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label dupFaceI = -1;
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if (mesh_.isInternalFace(faceI))
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{
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if (neiPatch == -1)
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{
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FatalErrorIn
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(
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"meshRefinement::createBaffle"
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"(const label, const label, const label, polyTopoChange&)"
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) << "No neighbour patch for internal face " << faceI
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<< " fc:" << mesh_.faceCentres()[faceI]
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<< " ownPatch:" << ownPatch << abort(FatalError);
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}
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dupFaceI = meshMod.setAction
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(
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polyAddFace
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(
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f.reverseFace(), // modified face
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mesh_.faceNeighbour()[faceI],// owner
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-1, // neighbour
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-1, // masterPointID
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-1, // masterEdgeID
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faceI, // masterFaceID,
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false, // face flip
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neiPatch, // patch for face
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zoneID, // zone for face
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zoneFlip // face flip in zone
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)
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);
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}
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return dupFaceI;
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}
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// Get an estimate for the patch the internal face should get. Bit heuristic.
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Foam::label Foam::meshRefinement::getBafflePatch
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(
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const labelList& facePatch,
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const label faceI
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) const
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{
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const polyBoundaryMesh& patches = mesh_.boundaryMesh();
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// Loop over face points
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// for each point check all faces patch IDs
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// as soon as an ID >= 0 is found, break and assign that ID
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// to the current face.
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// Check first for real patch (so proper surface intersection and then
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// in facePatch array for patches to block off faces
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forAll(mesh_.faces()[faceI], fp)
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{
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label pointI = mesh_.faces()[faceI][fp];
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forAll(mesh_.pointFaces()[pointI], pf)
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{
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label pFaceI = mesh_.pointFaces()[pointI][pf];
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label patchI = patches.whichPatch(pFaceI);
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if (patchI != -1 && !patches[patchI].coupled())
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{
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return patchI;
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}
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else if (facePatch[pFaceI] != -1)
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{
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return facePatch[pFaceI];
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}
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}
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}
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// Loop over owner and neighbour cells, looking for the first face with a
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// valid patch number
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const cell& ownFaces = mesh_.cells()[mesh_.faceOwner()[faceI]];
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forAll(ownFaces, i)
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{
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label cFaceI = ownFaces[i];
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label patchI = patches.whichPatch(cFaceI);
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if (patchI != -1 && !patches[patchI].coupled())
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{
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return patchI;
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}
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else if (facePatch[cFaceI] != -1)
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{
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return facePatch[cFaceI];
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}
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}
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if (mesh_.isInternalFace(faceI))
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{
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const cell& neiFaces = mesh_.cells()[mesh_.faceNeighbour()[faceI]];
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forAll(neiFaces, i)
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{
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label cFaceI = neiFaces[i];
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label patchI = patches.whichPatch(cFaceI);
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if (patchI != -1 && !patches[patchI].coupled())
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{
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return patchI;
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}
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else if (facePatch[cFaceI] != -1)
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{
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return facePatch[cFaceI];
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}
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}
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}
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WarningIn
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(
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"meshRefinement::getBafflePatch(const labelList&, const label)"
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) << "Could not find boundary face neighbouring internal face "
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<< faceI << " with face centre " << mesh_.faceCentres()[faceI]
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<< nl
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<< "Using arbitrary patch " << 0 << " instead." << endl;
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return 0;
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}
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// Determine patches for baffles.
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void Foam::meshRefinement::getBafflePatches
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(
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const labelList& globalToPatch,
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const labelList& neiLevel,
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const pointField& neiCc,
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labelList& ownPatch,
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labelList& neiPatch
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) const
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{
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autoPtr<OFstream> str;
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label vertI = 0;
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if (debug&OBJINTERSECTIONS)
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{
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str.reset(new OFstream(mesh_.time().timePath()/"intersections.obj"));
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Pout<< "getBafflePatches : Writing surface intersections to file "
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<< str().name() << nl << endl;
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}
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const pointField& cellCentres = mesh_.cellCentres();
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// Build list of surfaces that are not to be baffled.
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const wordList& cellZoneNames = surfaces_.cellZoneNames();
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labelList surfacesToBaffle(cellZoneNames.size());
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label baffleI = 0;
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forAll(cellZoneNames, surfI)
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{
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if (cellZoneNames[surfI].size())
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{
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if (debug)
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{
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Pout<< "getBafflePatches : Not baffling surface "
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<< surfaces_.names()[surfI] << endl;
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}
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}
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else
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{
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surfacesToBaffle[baffleI++] = surfI;
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}
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}
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surfacesToBaffle.setSize(baffleI);
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ownPatch.setSize(mesh_.nFaces());
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ownPatch = -1;
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neiPatch.setSize(mesh_.nFaces());
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neiPatch = -1;
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// Collect candidate faces
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// ~~~~~~~~~~~~~~~~~~~~~~~
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labelList testFaces(intersectedFaces());
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// Collect segments
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// ~~~~~~~~~~~~~~~~
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pointField start(testFaces.size());
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pointField end(testFaces.size());
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forAll(testFaces, i)
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{
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label faceI = testFaces[i];
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label own = mesh_.faceOwner()[faceI];
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if (mesh_.isInternalFace(faceI))
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{
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start[i] = cellCentres[own];
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end[i] = cellCentres[mesh_.faceNeighbour()[faceI]];
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}
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else
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{
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start[i] = cellCentres[own];
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end[i] = neiCc[faceI-mesh_.nInternalFaces()];
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}
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}
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// Do test for intersections
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// ~~~~~~~~~~~~~~~~~~~~~~~~~
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labelList surface1;
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List<pointIndexHit> hit1;
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labelList region1;
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labelList surface2;
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List<pointIndexHit> hit2;
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labelList region2;
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surfaces_.findNearestIntersection
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(
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surfacesToBaffle,
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start,
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end,
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surface1,
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hit1,
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region1,
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surface2,
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hit2,
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region2
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);
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forAll(testFaces, i)
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{
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label faceI = testFaces[i];
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if (hit1[i].hit() && hit2[i].hit())
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{
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if (str.valid())
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{
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meshTools::writeOBJ(str(), start[i]);
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vertI++;
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meshTools::writeOBJ(str(), hit1[i].rawPoint());
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vertI++;
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meshTools::writeOBJ(str(), hit2[i].rawPoint());
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vertI++;
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meshTools::writeOBJ(str(), end[i]);
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vertI++;
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str()<< "l " << vertI-3 << ' ' << vertI-2 << nl;
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str()<< "l " << vertI-2 << ' ' << vertI-1 << nl;
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str()<< "l " << vertI-1 << ' ' << vertI << nl;
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}
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// Pick up the patches
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ownPatch[faceI] = globalToPatch
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[
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surfaces_.globalRegion(surface1[i], region1[i])
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];
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neiPatch[faceI] = globalToPatch
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[
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surfaces_.globalRegion(surface2[i], region2[i])
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];
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if (ownPatch[faceI] == -1 || neiPatch[faceI] == -1)
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{
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FatalErrorIn("getBafflePatches(..)")
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<< "problem." << abort(FatalError);
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}
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}
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}
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// No need to parallel sync since intersection data (surfaceIndex_ etc.)
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// already guaranteed to be synced...
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// However:
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// - owncc and neicc are reversed on different procs so might pick
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// up different regions reversed? No problem. Neighbour on one processor
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// might not be owner on the other processor but the neighbour is
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// not used when creating baffles from proc faces.
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// - tolerances issues occasionally crop up.
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syncTools::syncFaceList(mesh_, ownPatch, maxEqOp<label>(), false);
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syncTools::syncFaceList(mesh_, neiPatch, maxEqOp<label>(), false);
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}
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// Create baffle for every face where ownPatch != -1
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Foam::autoPtr<Foam::mapPolyMesh> Foam::meshRefinement::createBaffles
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(
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const labelList& ownPatch,
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const labelList& neiPatch
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)
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{
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if
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(
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ownPatch.size() != mesh_.nFaces()
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|| neiPatch.size() != mesh_.nFaces()
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)
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{
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FatalErrorIn
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(
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"meshRefinement::createBaffles"
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"(const labelList&, const labelList&)"
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) << "Illegal size :"
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<< " ownPatch:" << ownPatch.size()
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<< " neiPatch:" << neiPatch.size()
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<< ". Should be number of faces:" << mesh_.nFaces()
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<< abort(FatalError);
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}
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if (debug)
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{
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labelList syncedOwnPatch(ownPatch);
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syncTools::syncFaceList(mesh_, syncedOwnPatch, maxEqOp<label>(), false);
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labelList syncedNeiPatch(neiPatch);
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syncTools::syncFaceList(mesh_, syncedNeiPatch, maxEqOp<label>(), false);
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forAll(syncedOwnPatch, faceI)
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{
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if
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(
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(ownPatch[faceI] == -1 && syncedOwnPatch[faceI] != -1)
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|| (neiPatch[faceI] == -1 && syncedNeiPatch[faceI] != -1)
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)
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{
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FatalErrorIn
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(
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"meshRefinement::createBaffles"
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"(const labelList&, const labelList&)"
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) << "Non synchronised at face:" << faceI
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<< " on patch:" << mesh_.boundaryMesh().whichPatch(faceI)
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<< " fc:" << mesh_.faceCentres()[faceI] << endl
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<< "ownPatch:" << ownPatch[faceI]
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<< " syncedOwnPatch:" << syncedOwnPatch[faceI]
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<< " neiPatch:" << neiPatch[faceI]
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<< " syncedNeiPatch:" << syncedNeiPatch[faceI]
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<< abort(FatalError);
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}
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}
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}
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// Topochange container
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polyTopoChange meshMod(mesh_);
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label nBaffles = 0;
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forAll(ownPatch, faceI)
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{
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if (ownPatch[faceI] != -1)
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{
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// Create baffle or repatch face. Return label of inserted baffle
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// face.
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createBaffle
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(
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faceI,
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ownPatch[faceI], // owner side patch
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neiPatch[faceI], // neighbour side patch
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meshMod
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);
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nBaffles++;
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}
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}
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// Change the mesh (no inflation, parallel sync)
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autoPtr<mapPolyMesh> map = meshMod.changeMesh(mesh_, false, true);
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// Update fields
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mesh_.updateMesh(map);
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// Move mesh if in inflation mode
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if (map().hasMotionPoints())
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{
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mesh_.movePoints(map().preMotionPoints());
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}
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else
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{
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// Delete mesh volumes.
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mesh_.clearOut();
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}
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//- Redo the intersections on the newly create baffle faces. Note that
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// this changes also the cell centre positions.
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faceSet baffledFacesSet(mesh_, "baffledFacesSet", 2*nBaffles);
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const labelList& reverseFaceMap = map().reverseFaceMap();
|
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const labelList& faceMap = map().faceMap();
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// Pick up owner side of baffle
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forAll(ownPatch, oldFaceI)
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{
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label faceI = reverseFaceMap[oldFaceI];
|
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if (ownPatch[oldFaceI] != -1 && faceI >= 0)
|
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{
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const cell& ownFaces = mesh_.cells()[mesh_.faceOwner()[faceI]];
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forAll(ownFaces, i)
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{
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baffledFacesSet.insert(ownFaces[i]);
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}
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}
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}
|
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// Pick up neighbour side of baffle (added faces)
|
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forAll(faceMap, faceI)
|
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{
|
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label oldFaceI = faceMap[faceI];
|
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|
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if (oldFaceI >= 0 && reverseFaceMap[oldFaceI] != faceI)
|
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{
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const cell& ownFaces = mesh_.cells()[mesh_.faceOwner()[faceI]];
|
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forAll(ownFaces, i)
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{
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baffledFacesSet.insert(ownFaces[i]);
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}
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}
|
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}
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baffledFacesSet.sync(mesh_);
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updateMesh(map, baffledFacesSet.toc());
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return map;
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}
|
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|
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// Return a list of coupled face pairs, i.e. faces that use the same vertices.
|
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// (this information is recalculated instead of maintained since would be too
|
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// hard across splitMeshRegions).
|
|
Foam::List<Foam::labelPair> Foam::meshRefinement::getDuplicateFaces
|
|
(
|
|
const labelList& testFaces
|
|
) const
|
|
{
|
|
labelList duplicateFace
|
|
(
|
|
localPointRegion::findDuplicateFaces
|
|
(
|
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mesh_,
|
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testFaces
|
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)
|
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);
|
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|
|
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
|
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|
|
// Convert into list of coupled face pairs (mesh face labels).
|
|
List<labelPair> duplicateFaces(testFaces.size());
|
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label dupI = 0;
|
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|
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forAll(duplicateFace, i)
|
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{
|
|
label otherFaceI = duplicateFace[i];
|
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|
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if (otherFaceI != -1 && i < otherFaceI)
|
|
{
|
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label meshFace0 = testFaces[i];
|
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label patch0 = patches.whichPatch(meshFace0);
|
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label meshFace1 = testFaces[otherFaceI];
|
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label patch1 = patches.whichPatch(meshFace1);
|
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|
|
if
|
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(
|
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(patch0 != -1 && isA<processorPolyPatch>(patches[patch0]))
|
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|| (patch1 != -1 && isA<processorPolyPatch>(patches[patch1]))
|
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)
|
|
{
|
|
FatalErrorIn
|
|
(
|
|
"meshRefinement::getDuplicateFaces"
|
|
"(const bool, const labelList&)"
|
|
) << "One of two duplicate faces is on"
|
|
<< " processorPolyPatch."
|
|
<< "This is not allowed." << nl
|
|
<< "Face:" << meshFace0
|
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<< " is on patch:" << patches[patch0].name()
|
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<< nl
|
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<< "Face:" << meshFace1
|
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<< " is on patch:" << patches[patch1].name()
|
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<< abort(FatalError);
|
|
}
|
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|
|
duplicateFaces[dupI++] = labelPair(meshFace0, meshFace1);
|
|
}
|
|
}
|
|
duplicateFaces.setSize(dupI);
|
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|
|
Info<< "getDuplicateFaces : found " << returnReduce(dupI, sumOp<label>())
|
|
<< " pairs of duplicate faces." << nl << endl;
|
|
|
|
|
|
if (debug)
|
|
{
|
|
faceSet duplicateFaceSet(mesh_, "duplicateFaces", 2*dupI);
|
|
|
|
forAll(duplicateFaces, i)
|
|
{
|
|
duplicateFaceSet.insert(duplicateFaces[i][0]);
|
|
duplicateFaceSet.insert(duplicateFaces[i][1]);
|
|
}
|
|
Pout<< "Writing duplicate faces (baffles) to faceSet "
|
|
<< duplicateFaceSet.name() << nl << endl;
|
|
duplicateFaceSet.write();
|
|
}
|
|
|
|
return duplicateFaces;
|
|
}
|
|
|
|
|
|
// Extract those baffles (duplicate) faces that are on the edge of a baffle
|
|
// region. These are candidates for merging.
|
|
// Done by counting the number of baffles faces per mesh edge. If edge
|
|
// has 2 boundary faces and both are baffle faces it is the edge of a baffle
|
|
// region.
|
|
Foam::List<Foam::labelPair> Foam::meshRefinement::filterDuplicateFaces
|
|
(
|
|
const List<labelPair>& couples
|
|
) const
|
|
{
|
|
// Construct addressing engine for all duplicate faces (only one
|
|
// for each pair)
|
|
|
|
// Duplicate faces in mesh labels (first face of each pair only)
|
|
// (reused later on to mark off filtered couples. see below)
|
|
labelList duplicateFaces(couples.size());
|
|
|
|
|
|
// All duplicate faces on edge of the patch are to be merged.
|
|
// So we count for all edges of duplicate faces how many duplicate
|
|
// faces use them.
|
|
labelList nBafflesPerEdge(mesh_.nEdges(), 0);
|
|
|
|
|
|
|
|
// Count number of boundary faces per edge
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
|
|
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
// Count number of boundary faces. Discard coupled boundary faces.
|
|
if (!pp.coupled())
|
|
{
|
|
label faceI = pp.start();
|
|
|
|
forAll(pp, i)
|
|
{
|
|
const labelList& fEdges = mesh_.faceEdges(faceI);
|
|
|
|
forAll(fEdges, fEdgeI)
|
|
{
|
|
nBafflesPerEdge[fEdges[fEdgeI]]++;
|
|
}
|
|
faceI++;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
DynamicList<label> fe0;
|
|
DynamicList<label> fe1;
|
|
|
|
|
|
// Count number of duplicate boundary faces per edge
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
forAll(couples, i)
|
|
{
|
|
const labelList& fEdges0 = mesh_.faceEdges(couples[i].first(), fe0);
|
|
|
|
forAll(fEdges0, fEdgeI)
|
|
{
|
|
nBafflesPerEdge[fEdges0[fEdgeI]] += 1000000;
|
|
}
|
|
|
|
const labelList& fEdges1 = mesh_.faceEdges(couples[i].second(), fe1);
|
|
|
|
forAll(fEdges1, fEdgeI)
|
|
{
|
|
nBafflesPerEdge[fEdges1[fEdgeI]] += 1000000;
|
|
}
|
|
}
|
|
|
|
// Add nBaffles on shared edges
|
|
syncTools::syncEdgeList
|
|
(
|
|
mesh_,
|
|
nBafflesPerEdge,
|
|
plusEqOp<label>(), // in-place add
|
|
0, // initial value
|
|
false // no separation
|
|
);
|
|
|
|
|
|
// Baffles which are not next to other boundaries and baffles will have
|
|
// value 2*1000000+2*1
|
|
|
|
List<labelPair> filteredCouples(couples.size());
|
|
label filterI = 0;
|
|
|
|
forAll(couples, i)
|
|
{
|
|
const labelPair& couple = couples[i];
|
|
|
|
if
|
|
(
|
|
patches.whichPatch(couple.first())
|
|
== patches.whichPatch(couple.second())
|
|
)
|
|
{
|
|
const labelList& fEdges = mesh_.faceEdges(couples[i].first());
|
|
|
|
forAll(fEdges, fEdgeI)
|
|
{
|
|
label edgeI = fEdges[fEdgeI];
|
|
|
|
if (nBafflesPerEdge[edgeI] == 2*1000000+2*1)
|
|
{
|
|
filteredCouples[filterI++] = couples[i];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
filteredCouples.setSize(filterI);
|
|
|
|
//Info<< "filterDuplicateFaces : from "
|
|
// << returnReduce(couples.size(), sumOp<label>())
|
|
// << " down to "
|
|
// << returnReduce(filteredCouples.size(), sumOp<label>())
|
|
// << " baffles." << nl << endl;
|
|
|
|
return filteredCouples;
|
|
}
|
|
|
|
|
|
// Merge baffles. Gets pairs of faces.
|
|
Foam::autoPtr<Foam::mapPolyMesh> Foam::meshRefinement::mergeBaffles
|
|
(
|
|
const List<labelPair>& couples
|
|
)
|
|
{
|
|
// Mesh change engine
|
|
polyTopoChange meshMod(mesh_);
|
|
|
|
const faceList& faces = mesh_.faces();
|
|
const labelList& faceOwner = mesh_.faceOwner();
|
|
const faceZoneMesh& faceZones = mesh_.faceZones();
|
|
|
|
forAll(couples, i)
|
|
{
|
|
label face0 = couples[i].first();
|
|
label face1 = couples[i].second();
|
|
|
|
// face1 < 0 signals a coupled face that has been converted to baffle.
|
|
|
|
label own0 = faceOwner[face0];
|
|
label own1 = faceOwner[face1];
|
|
|
|
if (face1 < 0 || own0 < own1)
|
|
{
|
|
// Use face0 as the new internal face.
|
|
label zoneID = faceZones.whichZone(face0);
|
|
bool zoneFlip = false;
|
|
|
|
if (zoneID >= 0)
|
|
{
|
|
const faceZone& fZone = faceZones[zoneID];
|
|
zoneFlip = fZone.flipMap()[fZone.whichFace(face0)];
|
|
}
|
|
|
|
label nei = (face1 < 0 ? -1 : own1);
|
|
|
|
meshMod.setAction(polyRemoveFace(face1));
|
|
meshMod.setAction
|
|
(
|
|
polyModifyFace
|
|
(
|
|
faces[face0], // modified face
|
|
face0, // label of face being modified
|
|
own0, // owner
|
|
nei, // neighbour
|
|
false, // face flip
|
|
-1, // patch for face
|
|
false, // remove from zone
|
|
zoneID, // zone for face
|
|
zoneFlip // face flip in zone
|
|
)
|
|
);
|
|
}
|
|
else
|
|
{
|
|
// Use face1 as the new internal face.
|
|
label zoneID = faceZones.whichZone(face1);
|
|
bool zoneFlip = false;
|
|
|
|
if (zoneID >= 0)
|
|
{
|
|
const faceZone& fZone = faceZones[zoneID];
|
|
zoneFlip = fZone.flipMap()[fZone.whichFace(face1)];
|
|
}
|
|
|
|
meshMod.setAction(polyRemoveFace(face0));
|
|
meshMod.setAction
|
|
(
|
|
polyModifyFace
|
|
(
|
|
faces[face1], // modified face
|
|
face1, // label of face being modified
|
|
own1, // owner
|
|
own0, // neighbour
|
|
false, // face flip
|
|
-1, // patch for face
|
|
false, // remove from zone
|
|
zoneID, // zone for face
|
|
zoneFlip // face flip in zone
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
// Change the mesh (no inflation)
|
|
autoPtr<mapPolyMesh> map = meshMod.changeMesh(mesh_, false, true);
|
|
|
|
// Update fields
|
|
mesh_.updateMesh(map);
|
|
|
|
// Move mesh (since morphing does not do this)
|
|
if (map().hasMotionPoints())
|
|
{
|
|
mesh_.movePoints(map().preMotionPoints());
|
|
}
|
|
else
|
|
{
|
|
// Delete mesh volumes.
|
|
mesh_.clearOut();
|
|
}
|
|
|
|
// Update intersections. Recalculate intersections on merged faces since
|
|
// this seems to give problems? Note: should not be nessecary since
|
|
// baffles preserve intersections from when they were created.
|
|
labelList newExposedFaces(2*couples.size());
|
|
label newI = 0;
|
|
|
|
forAll(couples, i)
|
|
{
|
|
label newFace0 = map().reverseFaceMap()[couples[i].first()];
|
|
if (newFace0 != -1)
|
|
{
|
|
newExposedFaces[newI++] = newFace0;
|
|
}
|
|
|
|
label newFace1 = map().reverseFaceMap()[couples[i].second()];
|
|
if (newFace1 != -1)
|
|
{
|
|
newExposedFaces[newI++] = newFace1;
|
|
}
|
|
}
|
|
newExposedFaces.setSize(newI);
|
|
updateMesh(map, newExposedFaces);
|
|
|
|
return map;
|
|
}
|
|
|
|
|
|
// Finds region per cell for cells inside closed named surfaces
|
|
void Foam::meshRefinement::findCellZoneGeometric
|
|
(
|
|
const labelList& closedNamedSurfaces, // indices of closed surfaces
|
|
labelList& namedSurfaceIndex, // per face index of named surface
|
|
const labelList& surfaceToCellZone, // cell zone index per surface
|
|
|
|
labelList& cellToZone
|
|
) const
|
|
{
|
|
const pointField& cellCentres = mesh_.cellCentres();
|
|
const labelList& faceOwner = mesh_.faceOwner();
|
|
const labelList& faceNeighbour = mesh_.faceNeighbour();
|
|
|
|
// Check if cell centre is inside
|
|
labelList insideSurfaces;
|
|
surfaces_.findInside
|
|
(
|
|
closedNamedSurfaces,
|
|
cellCentres,
|
|
insideSurfaces
|
|
);
|
|
|
|
forAll(insideSurfaces, cellI)
|
|
{
|
|
if (cellToZone[cellI] == -2)
|
|
{
|
|
label surfI = insideSurfaces[cellI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
cellToZone[cellI] = surfaceToCellZone[surfI];
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// Some cells with cell centres close to surface might have
|
|
// had been put into wrong surface. Recheck with perturbed cell centre.
|
|
|
|
|
|
// 1. Collect points
|
|
|
|
// Count points to test.
|
|
label nCandidates = 0;
|
|
forAll(namedSurfaceIndex, faceI)
|
|
{
|
|
label surfI = namedSurfaceIndex[faceI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
if (mesh_.isInternalFace(faceI))
|
|
{
|
|
nCandidates += 2;
|
|
}
|
|
else
|
|
{
|
|
nCandidates += 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Collect points.
|
|
pointField candidatePoints(nCandidates);
|
|
nCandidates = 0;
|
|
forAll(namedSurfaceIndex, faceI)
|
|
{
|
|
label surfI = namedSurfaceIndex[faceI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
label own = faceOwner[faceI];
|
|
const point& ownCc = cellCentres[own];
|
|
|
|
if (mesh_.isInternalFace(faceI))
|
|
{
|
|
label nei = faceNeighbour[faceI];
|
|
const point& neiCc = cellCentres[nei];
|
|
// Perturbed cc
|
|
const vector d = 1E-4*(neiCc - ownCc);
|
|
candidatePoints[nCandidates++] = ownCc-d;
|
|
candidatePoints[nCandidates++] = neiCc+d;
|
|
}
|
|
else
|
|
{
|
|
const point& neiFc = mesh_.faceCentres()[faceI];
|
|
// Perturbed cc
|
|
const vector d = 1E-4*(neiFc - ownCc);
|
|
candidatePoints[nCandidates++] = ownCc-d;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// 2. Test points for inside
|
|
|
|
surfaces_.findInside
|
|
(
|
|
closedNamedSurfaces,
|
|
candidatePoints,
|
|
insideSurfaces
|
|
);
|
|
|
|
|
|
// 3. Update zone information
|
|
|
|
nCandidates = 0;
|
|
forAll(namedSurfaceIndex, faceI)
|
|
{
|
|
label surfI = namedSurfaceIndex[faceI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
label own = faceOwner[faceI];
|
|
|
|
if (mesh_.isInternalFace(faceI))
|
|
{
|
|
label ownSurfI = insideSurfaces[nCandidates++];
|
|
if (ownSurfI != -1)
|
|
{
|
|
cellToZone[own] = surfaceToCellZone[ownSurfI];
|
|
}
|
|
|
|
label neiSurfI = insideSurfaces[nCandidates++];
|
|
if (neiSurfI != -1)
|
|
{
|
|
label nei = faceNeighbour[faceI];
|
|
|
|
cellToZone[nei] = surfaceToCellZone[neiSurfI];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
label ownSurfI = insideSurfaces[nCandidates++];
|
|
if (ownSurfI != -1)
|
|
{
|
|
cellToZone[own] = surfaceToCellZone[ownSurfI];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// Adapt the namedSurfaceIndex
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
// for if any cells were not completely covered.
|
|
|
|
for (label faceI = 0; faceI < mesh_.nInternalFaces(); faceI++)
|
|
{
|
|
label ownZone = cellToZone[mesh_.faceOwner()[faceI]];
|
|
label neiZone = cellToZone[mesh_.faceNeighbour()[faceI]];
|
|
|
|
if (namedSurfaceIndex[faceI] == -1 && (ownZone != neiZone))
|
|
{
|
|
// Give face the zone of the owner
|
|
namedSurfaceIndex[faceI] = findIndex
|
|
(
|
|
surfaceToCellZone,
|
|
max(ownZone, neiZone)
|
|
);
|
|
}
|
|
}
|
|
|
|
labelList neiCellZone(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
|
|
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
if (pp.coupled())
|
|
{
|
|
forAll(pp, i)
|
|
{
|
|
label faceI = pp.start()+i;
|
|
label ownZone = cellToZone[mesh_.faceOwner()[faceI]];
|
|
neiCellZone[faceI-mesh_.nInternalFaces()] = ownZone;
|
|
}
|
|
}
|
|
}
|
|
syncTools::swapBoundaryFaceList(mesh_, neiCellZone, false);
|
|
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
if (pp.coupled())
|
|
{
|
|
forAll(pp, i)
|
|
{
|
|
label faceI = pp.start()+i;
|
|
label ownZone = cellToZone[mesh_.faceOwner()[faceI]];
|
|
label neiZone = neiCellZone[faceI-mesh_.nInternalFaces()];
|
|
|
|
if (namedSurfaceIndex[faceI] == -1 && (ownZone != neiZone))
|
|
{
|
|
// Give face the zone of the owner
|
|
namedSurfaceIndex[faceI] = findIndex
|
|
(
|
|
surfaceToCellZone,
|
|
max(ownZone, neiZone)
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Sync
|
|
syncTools::syncFaceList
|
|
(
|
|
mesh_,
|
|
namedSurfaceIndex,
|
|
maxEqOp<label>(),
|
|
false
|
|
);
|
|
}
|
|
|
|
|
|
bool Foam::meshRefinement::calcRegionToZone
|
|
(
|
|
const label surfZoneI,
|
|
const label ownRegion,
|
|
const label neiRegion,
|
|
|
|
labelList& regionToCellZone
|
|
) const
|
|
{
|
|
bool changed = false;
|
|
|
|
// Check whether inbetween different regions
|
|
if (ownRegion != neiRegion)
|
|
{
|
|
// Jump. Change one of the sides to my type.
|
|
|
|
// 1. Interface between my type and unset region.
|
|
// Set region to keepRegion
|
|
|
|
if (regionToCellZone[ownRegion] == -2)
|
|
{
|
|
if (regionToCellZone[neiRegion] == surfZoneI)
|
|
{
|
|
// Face between unset and my region. Put unset
|
|
// region into keepRegion
|
|
regionToCellZone[ownRegion] = -1;
|
|
changed = true;
|
|
}
|
|
else if (regionToCellZone[neiRegion] != -2)
|
|
{
|
|
// Face between unset and other region.
|
|
// Put unset region into my region
|
|
regionToCellZone[ownRegion] = surfZoneI;
|
|
changed = true;
|
|
}
|
|
}
|
|
else if (regionToCellZone[neiRegion] == -2)
|
|
{
|
|
if (regionToCellZone[ownRegion] == surfZoneI)
|
|
{
|
|
// Face between unset and my region. Put unset
|
|
// region into keepRegion
|
|
regionToCellZone[neiRegion] = -1;
|
|
changed = true;
|
|
}
|
|
else if (regionToCellZone[ownRegion] != -2)
|
|
{
|
|
// Face between unset and other region.
|
|
// Put unset region into my region
|
|
regionToCellZone[neiRegion] = surfZoneI;
|
|
changed = true;
|
|
}
|
|
}
|
|
}
|
|
return changed;
|
|
}
|
|
|
|
|
|
// Finds region per cell. Assumes:
|
|
// - region containing keepPoint does not go into a cellZone
|
|
// - all other regions can be found by crossing faces marked in
|
|
// namedSurfaceIndex.
|
|
void Foam::meshRefinement::findCellZoneTopo
|
|
(
|
|
const point& keepPoint,
|
|
const labelList& namedSurfaceIndex,
|
|
const labelList& surfaceToCellZone,
|
|
labelList& cellToZone
|
|
) const
|
|
{
|
|
// Analyse regions. Reuse regionsplit
|
|
boolList blockedFace(mesh_.nFaces());
|
|
|
|
forAll(namedSurfaceIndex, faceI)
|
|
{
|
|
if (namedSurfaceIndex[faceI] == -1)
|
|
{
|
|
blockedFace[faceI] = false;
|
|
}
|
|
else
|
|
{
|
|
blockedFace[faceI] = true;
|
|
}
|
|
}
|
|
// No need to sync since namedSurfaceIndex already is synced
|
|
|
|
// Set region per cell based on walking
|
|
regionSplit cellRegion(mesh_, blockedFace);
|
|
blockedFace.clear();
|
|
|
|
// Per mesh region the zone the cell should be put in.
|
|
// -2 : not analysed yet
|
|
// -1 : keepPoint region. Not put into any cellzone.
|
|
// >= 0 : index of cellZone
|
|
labelList regionToCellZone(cellRegion.nRegions(), -2);
|
|
|
|
// See which cells already are set in the cellToZone (from geometric
|
|
// searching) and use these to take over their zones.
|
|
// Note: could be improved to count number of cells per region.
|
|
forAll(cellToZone, cellI)
|
|
{
|
|
if (cellToZone[cellI] != -2)
|
|
{
|
|
regionToCellZone[cellRegion[cellI]] = cellToZone[cellI];
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// Find the region containing the keepPoint
|
|
label keepRegionI = -1;
|
|
|
|
label cellI = mesh_.findCell(keepPoint);
|
|
|
|
if (cellI != -1)
|
|
{
|
|
keepRegionI = cellRegion[cellI];
|
|
}
|
|
reduce(keepRegionI, maxOp<label>());
|
|
|
|
Info<< "Found point " << keepPoint << " in cell " << cellI
|
|
<< " in global region " << keepRegionI
|
|
<< " out of " << cellRegion.nRegions() << " regions." << endl;
|
|
|
|
if (keepRegionI == -1)
|
|
{
|
|
FatalErrorIn
|
|
(
|
|
"meshRefinement::findCellZoneTopo"
|
|
"(const point&, const labelList&, const labelList&, labelList&)"
|
|
) << "Point " << keepPoint
|
|
<< " is not inside the mesh." << nl
|
|
<< "Bounding box of the mesh:" << mesh_.globalData().bb()
|
|
<< exit(FatalError);
|
|
}
|
|
|
|
// Mark default region with zone -1.
|
|
if (regionToCellZone[keepRegionI] == -2)
|
|
{
|
|
regionToCellZone[keepRegionI] = -1;
|
|
}
|
|
|
|
|
|
// Find correspondence between cell zone and surface
|
|
// by changing cell zone every time we cross a surface.
|
|
while (true)
|
|
{
|
|
// Synchronise regionToCellZone.
|
|
// Note:
|
|
// - region numbers are identical on all processors
|
|
// - keepRegion is identical ,,
|
|
// - cellZones are identical ,,
|
|
// This done at top of loop to account for geometric matching
|
|
// not being synchronised.
|
|
Pstream::listCombineGather(regionToCellZone, maxEqOp<label>());
|
|
Pstream::listCombineScatter(regionToCellZone);
|
|
|
|
|
|
bool changed = false;
|
|
|
|
// Internal faces
|
|
|
|
for (label faceI = 0; faceI < mesh_.nInternalFaces(); faceI++)
|
|
{
|
|
label surfI = namedSurfaceIndex[faceI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
// Calculate region to zone from cellRegions on either side
|
|
// of internal face.
|
|
bool changedCell = calcRegionToZone
|
|
(
|
|
surfaceToCellZone[surfI],
|
|
cellRegion[mesh_.faceOwner()[faceI]],
|
|
cellRegion[mesh_.faceNeighbour()[faceI]],
|
|
regionToCellZone
|
|
);
|
|
|
|
changed = changed | changedCell;
|
|
}
|
|
}
|
|
|
|
// Boundary faces
|
|
|
|
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
|
|
|
|
// Get coupled neighbour cellRegion
|
|
labelList neiCellRegion(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
if (pp.coupled())
|
|
{
|
|
forAll(pp, i)
|
|
{
|
|
label faceI = pp.start()+i;
|
|
neiCellRegion[faceI-mesh_.nInternalFaces()] =
|
|
cellRegion[mesh_.faceOwner()[faceI]];
|
|
}
|
|
}
|
|
}
|
|
syncTools::swapBoundaryFaceList(mesh_, neiCellRegion, false);
|
|
|
|
// Calculate region to zone from cellRegions on either side of coupled
|
|
// face.
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
if (pp.coupled())
|
|
{
|
|
forAll(pp, i)
|
|
{
|
|
label faceI = pp.start()+i;
|
|
|
|
label surfI = namedSurfaceIndex[faceI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
bool changedCell = calcRegionToZone
|
|
(
|
|
surfaceToCellZone[surfI],
|
|
cellRegion[mesh_.faceOwner()[faceI]],
|
|
neiCellRegion[faceI-mesh_.nInternalFaces()],
|
|
regionToCellZone
|
|
);
|
|
|
|
changed = changed | changedCell;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!returnReduce(changed, orOp<bool>()))
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
forAll(regionToCellZone, regionI)
|
|
{
|
|
label zoneI = regionToCellZone[regionI];
|
|
|
|
if (zoneI == -2)
|
|
{
|
|
FatalErrorIn
|
|
(
|
|
"meshRefinement::findCellZoneTopo"
|
|
"(const point&, const labelList&, const labelList&, labelList&)"
|
|
) << "For region " << regionI << " haven't set cell zone."
|
|
<< exit(FatalError);
|
|
}
|
|
}
|
|
|
|
if (debug)
|
|
{
|
|
forAll(regionToCellZone, regionI)
|
|
{
|
|
Pout<< "Region " << regionI
|
|
<< " becomes cellZone:" << regionToCellZone[regionI]
|
|
<< endl;
|
|
}
|
|
}
|
|
|
|
// Rework into cellToZone
|
|
forAll(cellToZone, cellI)
|
|
{
|
|
cellToZone[cellI] = regionToCellZone[cellRegion[cellI]];
|
|
}
|
|
}
|
|
|
|
|
|
// Make namedSurfaceIndex consistent with cellToZone - clear out any blocked
|
|
// faces inbetween same cell zone.
|
|
void Foam::meshRefinement::makeConsistentFaceIndex
|
|
(
|
|
const labelList& cellToZone,
|
|
labelList& namedSurfaceIndex
|
|
) const
|
|
{
|
|
const labelList& faceOwner = mesh_.faceOwner();
|
|
const labelList& faceNeighbour = mesh_.faceNeighbour();
|
|
|
|
for (label faceI = 0; faceI < mesh_.nInternalFaces(); faceI++)
|
|
{
|
|
label ownZone = cellToZone[faceOwner[faceI]];
|
|
label neiZone = cellToZone[faceNeighbour[faceI]];
|
|
|
|
if (ownZone == neiZone && namedSurfaceIndex[faceI] != -1)
|
|
{
|
|
namedSurfaceIndex[faceI] = -1;
|
|
}
|
|
else if (ownZone != neiZone && namedSurfaceIndex[faceI] == -1)
|
|
{
|
|
FatalErrorIn("meshRefinement::zonify()")
|
|
<< "Different cell zones on either side of face " << faceI
|
|
<< " at " << mesh_.faceCentres()[faceI]
|
|
<< " but face not marked with a surface."
|
|
<< abort(FatalError);
|
|
}
|
|
}
|
|
|
|
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
|
|
|
|
// Get coupled neighbour cellZone
|
|
labelList neiCellZone(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
if (pp.coupled())
|
|
{
|
|
forAll(pp, i)
|
|
{
|
|
label faceI = pp.start()+i;
|
|
neiCellZone[faceI-mesh_.nInternalFaces()] =
|
|
cellToZone[mesh_.faceOwner()[faceI]];
|
|
}
|
|
}
|
|
}
|
|
syncTools::swapBoundaryFaceList(mesh_, neiCellZone, false);
|
|
|
|
// Use coupled cellZone to do check
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
if (pp.coupled())
|
|
{
|
|
forAll(pp, i)
|
|
{
|
|
label faceI = pp.start()+i;
|
|
|
|
label ownZone = cellToZone[faceOwner[faceI]];
|
|
label neiZone = neiCellZone[faceI-mesh_.nInternalFaces()];
|
|
|
|
if (ownZone == neiZone && namedSurfaceIndex[faceI] != -1)
|
|
{
|
|
namedSurfaceIndex[faceI] = -1;
|
|
}
|
|
else if (ownZone != neiZone && namedSurfaceIndex[faceI] == -1)
|
|
{
|
|
FatalErrorIn("meshRefinement::zonify()")
|
|
<< "Different cell zones on either side of face "
|
|
<< faceI << " at " << mesh_.faceCentres()[faceI]
|
|
<< " but face not marked with a surface."
|
|
<< abort(FatalError);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
|
|
|
|
// Split off unreachable areas of mesh.
|
|
void Foam::meshRefinement::baffleAndSplitMesh
|
|
(
|
|
const bool handleSnapProblems,
|
|
const bool removeEdgeConnectedCells,
|
|
const scalarField& perpendicularAngle,
|
|
const bool mergeFreeStanding,
|
|
const dictionary& motionDict,
|
|
Time& runTime,
|
|
const labelList& globalToPatch,
|
|
const point& keepPoint
|
|
)
|
|
{
|
|
// Introduce baffles
|
|
// ~~~~~~~~~~~~~~~~~
|
|
|
|
// Split the mesh along internal faces wherever there is a pierce between
|
|
// two cell centres.
|
|
|
|
Info<< "Introducing baffles for "
|
|
<< returnReduce(countHits(), sumOp<label>())
|
|
<< " faces that are intersected by the surface." << nl << endl;
|
|
|
|
// Swap neighbouring cell centres and cell level
|
|
labelList neiLevel(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
pointField neiCc(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
calcNeighbourData(neiLevel, neiCc);
|
|
|
|
labelList ownPatch, neiPatch;
|
|
getBafflePatches
|
|
(
|
|
globalToPatch,
|
|
neiLevel,
|
|
neiCc,
|
|
|
|
ownPatch,
|
|
neiPatch
|
|
);
|
|
|
|
if (debug)
|
|
{
|
|
runTime++;
|
|
}
|
|
|
|
createBaffles(ownPatch, neiPatch);
|
|
|
|
if (debug)
|
|
{
|
|
// Debug:test all is still synced across proc patches
|
|
checkData();
|
|
}
|
|
|
|
Info<< "Created baffles in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
|
|
printMeshInfo(debug, "After introducing baffles");
|
|
|
|
if (debug)
|
|
{
|
|
Pout<< "Writing baffled mesh to time " << mesh_.time().timeName()
|
|
<< endl;
|
|
write(debug, runTime.path()/"baffles");
|
|
Pout<< "Dumped debug data in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
}
|
|
|
|
|
|
// Introduce baffles to delete problem cells
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
// Create some additional baffles where we want surface cells removed.
|
|
|
|
if (handleSnapProblems)
|
|
{
|
|
Info<< nl
|
|
<< "Introducing baffles to block off problem cells" << nl
|
|
<< "----------------------------------------------" << nl
|
|
<< endl;
|
|
|
|
labelList facePatch
|
|
(
|
|
markFacesOnProblemCells
|
|
(
|
|
motionDict,
|
|
removeEdgeConnectedCells,
|
|
perpendicularAngle,
|
|
globalToPatch
|
|
)
|
|
//markFacesOnProblemCellsGeometric(motionDict)
|
|
);
|
|
Info<< "Analyzed problem cells in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
|
|
if (debug)
|
|
{
|
|
faceSet problemTopo(mesh_, "problemFacesTopo", 100);
|
|
|
|
const labelList facePatchTopo
|
|
(
|
|
markFacesOnProblemCells
|
|
(
|
|
motionDict,
|
|
removeEdgeConnectedCells,
|
|
perpendicularAngle,
|
|
globalToPatch
|
|
)
|
|
);
|
|
forAll(facePatchTopo, faceI)
|
|
{
|
|
if (facePatchTopo[faceI] != -1)
|
|
{
|
|
problemTopo.insert(faceI);
|
|
}
|
|
}
|
|
Pout<< "Dumping " << problemTopo.size()
|
|
<< " problem faces to " << problemTopo.objectPath() << endl;
|
|
problemTopo.write();
|
|
}
|
|
|
|
Info<< "Introducing baffles to delete problem cells." << nl << endl;
|
|
|
|
if (debug)
|
|
{
|
|
runTime++;
|
|
}
|
|
|
|
// Create baffles with same owner and neighbour for now.
|
|
createBaffles(facePatch, facePatch);
|
|
|
|
if (debug)
|
|
{
|
|
// Debug:test all is still synced across proc patches
|
|
checkData();
|
|
}
|
|
Info<< "Created baffles in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
|
|
printMeshInfo(debug, "After introducing baffles");
|
|
|
|
if (debug)
|
|
{
|
|
Pout<< "Writing extra baffled mesh to time "
|
|
<< mesh_.time().timeName() << endl;
|
|
write(debug, runTime.path()/"extraBaffles");
|
|
Pout<< "Dumped debug data in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
}
|
|
}
|
|
|
|
|
|
// Select part of mesh
|
|
// ~~~~~~~~~~~~~~~~~~~
|
|
|
|
Info<< nl
|
|
<< "Remove unreachable sections of mesh" << nl
|
|
<< "-----------------------------------" << nl
|
|
<< endl;
|
|
|
|
if (debug)
|
|
{
|
|
runTime++;
|
|
}
|
|
|
|
splitMeshRegions(keepPoint);
|
|
|
|
if (debug)
|
|
{
|
|
// Debug:test all is still synced across proc patches
|
|
checkData();
|
|
}
|
|
Info<< "Split mesh in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
|
|
printMeshInfo(debug, "After subsetting");
|
|
|
|
if (debug)
|
|
{
|
|
Pout<< "Writing subsetted mesh to time " << mesh_.time().timeName()
|
|
<< endl;
|
|
write(debug, runTime.timePath());
|
|
Pout<< "Dumped debug data in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
}
|
|
|
|
|
|
// Merge baffles
|
|
// ~~~~~~~~~~~~~
|
|
|
|
if (mergeFreeStanding)
|
|
{
|
|
Info<< nl
|
|
<< "Merge free-standing baffles" << nl
|
|
<< "---------------------------" << nl
|
|
<< endl;
|
|
|
|
if (debug)
|
|
{
|
|
runTime++;
|
|
}
|
|
|
|
// List of pairs of freestanding baffle faces.
|
|
List<labelPair> couples
|
|
(
|
|
filterDuplicateFaces // filter out freestanding baffles
|
|
(
|
|
getDuplicateFaces // get all baffles
|
|
(
|
|
identity(mesh_.nFaces()-mesh_.nInternalFaces())
|
|
+mesh_.nInternalFaces()
|
|
)
|
|
)
|
|
);
|
|
|
|
label nCouples = couples.size();
|
|
reduce(nCouples, sumOp<label>());
|
|
|
|
Info<< "Detected free-standing baffles : " << nCouples << endl;
|
|
|
|
if (nCouples > 0)
|
|
{
|
|
// Actually merge baffles. Note: not exactly parallellized. Should
|
|
// convert baffle faces into processor faces if they resulted
|
|
// from them.
|
|
mergeBaffles(couples);
|
|
|
|
if (debug)
|
|
{
|
|
// Debug:test all is still synced across proc patches
|
|
checkData();
|
|
}
|
|
}
|
|
Info<< "Merged free-standing baffles in = "
|
|
<< runTime.cpuTimeIncrement() << " s\n" << nl << endl;
|
|
}
|
|
}
|
|
|
|
|
|
// Split off (with optional buffer layers) unreachable areas of mesh.
|
|
Foam::autoPtr<Foam::mapPolyMesh> Foam::meshRefinement::splitMesh
|
|
(
|
|
const label nBufferLayers,
|
|
const labelList& globalToPatch,
|
|
const point& keepPoint
|
|
)
|
|
{
|
|
// Determine patches to put intersections into
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
// Swap neighbouring cell centres and cell level
|
|
labelList neiLevel(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
pointField neiCc(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
calcNeighbourData(neiLevel, neiCc);
|
|
|
|
labelList ownPatch, neiPatch;
|
|
getBafflePatches
|
|
(
|
|
globalToPatch,
|
|
neiLevel,
|
|
neiCc,
|
|
|
|
ownPatch,
|
|
neiPatch
|
|
);
|
|
|
|
// Analyse regions. Reuse regionsplit
|
|
boolList blockedFace(mesh_.nFaces(), false);
|
|
|
|
forAll(ownPatch, faceI)
|
|
{
|
|
if (ownPatch[faceI] != -1 || neiPatch[faceI] != -1)
|
|
{
|
|
blockedFace[faceI] = true;
|
|
}
|
|
}
|
|
syncTools::syncFaceList(mesh_, blockedFace, orEqOp<bool>(), false);
|
|
|
|
// Set region per cell based on walking
|
|
regionSplit cellRegion(mesh_, blockedFace);
|
|
blockedFace.clear();
|
|
|
|
// Find the region containing the keepPoint
|
|
label keepRegionI = -1;
|
|
|
|
label cellI = mesh_.findCell(keepPoint);
|
|
|
|
if (cellI != -1)
|
|
{
|
|
keepRegionI = cellRegion[cellI];
|
|
}
|
|
reduce(keepRegionI, maxOp<label>());
|
|
|
|
Info<< "Found point " << keepPoint << " in cell " << cellI
|
|
<< " in global region " << keepRegionI
|
|
<< " out of " << cellRegion.nRegions() << " regions." << endl;
|
|
|
|
if (keepRegionI == -1)
|
|
{
|
|
FatalErrorIn
|
|
(
|
|
"meshRefinement::splitMesh"
|
|
"(const label, const labelList&, const point&)"
|
|
) << "Point " << keepPoint
|
|
<< " is not inside the mesh." << nl
|
|
<< "Bounding box of the mesh:" << mesh_.globalData().bb()
|
|
<< exit(FatalError);
|
|
}
|
|
|
|
|
|
// Walk out nBufferlayers from region split
|
|
// (modifies cellRegion, ownPatch)
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
// Takes over face patch onto points and then back to faces and cells
|
|
// (so cell-face-point walk)
|
|
|
|
const labelList& faceOwner = mesh_.faceOwner();
|
|
const labelList& faceNeighbour = mesh_.faceNeighbour();
|
|
|
|
// Patch for exposed faces for lack of anything sensible.
|
|
label defaultPatch = 0;
|
|
if (globalToPatch.size())
|
|
{
|
|
defaultPatch = globalToPatch[0];
|
|
}
|
|
|
|
for (label i = 0; i < nBufferLayers; i++)
|
|
{
|
|
// 1. From cells (via faces) to points
|
|
|
|
labelList pointBaffle(mesh_.nPoints(), -1);
|
|
|
|
forAll(faceNeighbour, faceI)
|
|
{
|
|
const face& f = mesh_.faces()[faceI];
|
|
|
|
label ownRegion = cellRegion[faceOwner[faceI]];
|
|
label neiRegion = cellRegion[faceNeighbour[faceI]];
|
|
|
|
if (ownRegion == keepRegionI && neiRegion != keepRegionI)
|
|
{
|
|
// Note max(..) since possibly regionSplit might have split
|
|
// off extra unreachable parts of mesh. Note: or can this only
|
|
// happen for boundary faces?
|
|
forAll(f, fp)
|
|
{
|
|
pointBaffle[f[fp]] = max(defaultPatch, ownPatch[faceI]);
|
|
}
|
|
}
|
|
else if (ownRegion != keepRegionI && neiRegion == keepRegionI)
|
|
{
|
|
label newPatchI = neiPatch[faceI];
|
|
if (newPatchI == -1)
|
|
{
|
|
newPatchI = max(defaultPatch, ownPatch[faceI]);
|
|
}
|
|
forAll(f, fp)
|
|
{
|
|
pointBaffle[f[fp]] = newPatchI;
|
|
}
|
|
}
|
|
}
|
|
for
|
|
(
|
|
label faceI = mesh_.nInternalFaces();
|
|
faceI < mesh_.nFaces();
|
|
faceI++
|
|
)
|
|
{
|
|
const face& f = mesh_.faces()[faceI];
|
|
|
|
label ownRegion = cellRegion[faceOwner[faceI]];
|
|
|
|
if (ownRegion == keepRegionI)
|
|
{
|
|
forAll(f, fp)
|
|
{
|
|
pointBaffle[f[fp]] = max(defaultPatch, ownPatch[faceI]);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Sync
|
|
syncTools::syncPointList
|
|
(
|
|
mesh_,
|
|
pointBaffle,
|
|
maxEqOp<label>(),
|
|
-1, // null value
|
|
false // no separation
|
|
);
|
|
|
|
|
|
// 2. From points back to faces
|
|
|
|
const labelListList& pointFaces = mesh_.pointFaces();
|
|
|
|
forAll(pointFaces, pointI)
|
|
{
|
|
if (pointBaffle[pointI] != -1)
|
|
{
|
|
const labelList& pFaces = pointFaces[pointI];
|
|
|
|
forAll(pFaces, pFaceI)
|
|
{
|
|
label faceI = pFaces[pFaceI];
|
|
|
|
if (ownPatch[faceI] == -1)
|
|
{
|
|
ownPatch[faceI] = pointBaffle[pointI];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
syncTools::syncFaceList(mesh_, ownPatch, maxEqOp<label>(), false);
|
|
|
|
|
|
// 3. From faces to cells (cellRegion) and back to faces (ownPatch)
|
|
|
|
labelList newOwnPatch(ownPatch);
|
|
|
|
forAll(ownPatch, faceI)
|
|
{
|
|
if (ownPatch[faceI] != -1)
|
|
{
|
|
label own = faceOwner[faceI];
|
|
|
|
if (cellRegion[own] != keepRegionI)
|
|
{
|
|
cellRegion[own] = keepRegionI;
|
|
|
|
const cell& ownFaces = mesh_.cells()[own];
|
|
forAll(ownFaces, j)
|
|
{
|
|
if (ownPatch[ownFaces[j]] == -1)
|
|
{
|
|
newOwnPatch[ownFaces[j]] = ownPatch[faceI];
|
|
}
|
|
}
|
|
}
|
|
if (mesh_.isInternalFace(faceI))
|
|
{
|
|
label nei = faceNeighbour[faceI];
|
|
|
|
if (cellRegion[nei] != keepRegionI)
|
|
{
|
|
cellRegion[nei] = keepRegionI;
|
|
|
|
const cell& neiFaces = mesh_.cells()[nei];
|
|
forAll(neiFaces, j)
|
|
{
|
|
if (ownPatch[neiFaces[j]] == -1)
|
|
{
|
|
newOwnPatch[neiFaces[j]] = ownPatch[faceI];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
ownPatch.transfer(newOwnPatch);
|
|
|
|
syncTools::syncFaceList(mesh_, ownPatch, maxEqOp<label>(), false);
|
|
}
|
|
|
|
|
|
|
|
// Subset
|
|
// ~~~~~~
|
|
|
|
// Get cells to remove
|
|
DynamicList<label> cellsToRemove(mesh_.nCells());
|
|
forAll(cellRegion, cellI)
|
|
{
|
|
if (cellRegion[cellI] != keepRegionI)
|
|
{
|
|
cellsToRemove.append(cellI);
|
|
}
|
|
}
|
|
cellsToRemove.shrink();
|
|
|
|
label nCellsToKeep = mesh_.nCells() - cellsToRemove.size();
|
|
reduce(nCellsToKeep, sumOp<label>());
|
|
|
|
Info<< "Keeping all cells in region " << keepRegionI
|
|
<< " containing point " << keepPoint << endl
|
|
<< "Selected for keeping : " << nCellsToKeep
|
|
<< " cells." << endl;
|
|
|
|
|
|
// Remove cells
|
|
removeCells cellRemover(mesh_);
|
|
|
|
// Pick up patches for exposed faces
|
|
labelList exposedFaces(cellRemover.getExposedFaces(cellsToRemove));
|
|
labelList exposedPatches(exposedFaces.size());
|
|
|
|
forAll(exposedFaces, i)
|
|
{
|
|
label faceI = exposedFaces[i];
|
|
|
|
if (ownPatch[faceI] != -1)
|
|
{
|
|
exposedPatches[i] = ownPatch[faceI];
|
|
}
|
|
else
|
|
{
|
|
WarningIn("meshRefinement::splitMesh(..)")
|
|
<< "For exposed face " << faceI
|
|
<< " fc:" << mesh_.faceCentres()[faceI]
|
|
<< " found no patch." << endl
|
|
<< " Taking patch " << defaultPatch
|
|
<< " instead." << endl;
|
|
exposedPatches[i] = defaultPatch;
|
|
}
|
|
}
|
|
|
|
return doRemoveCells
|
|
(
|
|
cellsToRemove,
|
|
exposedFaces,
|
|
exposedPatches,
|
|
cellRemover
|
|
);
|
|
}
|
|
|
|
|
|
// Find boundary points that connect to more than one cell region and
|
|
// split them.
|
|
Foam::autoPtr<Foam::mapPolyMesh> Foam::meshRefinement::dupNonManifoldPoints()
|
|
{
|
|
// Topochange container
|
|
polyTopoChange meshMod(mesh_);
|
|
|
|
|
|
// Analyse which points need to be duplicated
|
|
localPointRegion regionSide(mesh_);
|
|
|
|
label nNonManifPoints = returnReduce
|
|
(
|
|
regionSide.meshPointMap().size(),
|
|
sumOp<label>()
|
|
);
|
|
|
|
Info<< "dupNonManifoldPoints : Found : " << nNonManifPoints
|
|
<< " non-manifold points (out of "
|
|
<< mesh_.globalData().nTotalPoints()
|
|
<< ')' << endl;
|
|
|
|
// Topo change engine
|
|
duplicatePoints pointDuplicator(mesh_);
|
|
|
|
// Insert changes into meshMod
|
|
pointDuplicator.setRefinement(regionSide, meshMod);
|
|
|
|
// Change the mesh (no inflation, parallel sync)
|
|
autoPtr<mapPolyMesh> map = meshMod.changeMesh(mesh_, false, true);
|
|
|
|
// Update fields
|
|
mesh_.updateMesh(map);
|
|
|
|
// Move mesh if in inflation mode
|
|
if (map().hasMotionPoints())
|
|
{
|
|
mesh_.movePoints(map().preMotionPoints());
|
|
}
|
|
else
|
|
{
|
|
// Delete mesh volumes.
|
|
mesh_.clearOut();
|
|
}
|
|
|
|
// Update intersections. Is mapping only (no faces created, positions stay
|
|
// same) so no need to recalculate intersections.
|
|
updateMesh(map, labelList(0));
|
|
|
|
return map;
|
|
}
|
|
|
|
|
|
// Zoning
|
|
Foam::autoPtr<Foam::mapPolyMesh> Foam::meshRefinement::zonify
|
|
(
|
|
const point& keepPoint
|
|
)
|
|
{
|
|
const wordList& cellZoneNames = surfaces_.cellZoneNames();
|
|
const wordList& faceZoneNames = surfaces_.faceZoneNames();
|
|
|
|
labelList namedSurfaces(surfaces_.getNamedSurfaces());
|
|
|
|
boolList isNamedSurface(cellZoneNames.size(), false);
|
|
|
|
forAll(namedSurfaces, i)
|
|
{
|
|
label surfI = namedSurfaces[i];
|
|
|
|
isNamedSurface[surfI] = true;
|
|
|
|
Info<< "Surface : " << surfaces_.names()[surfI] << nl
|
|
<< " faceZone : " << faceZoneNames[surfI] << nl
|
|
<< " cellZone : " << cellZoneNames[surfI] << endl;
|
|
}
|
|
|
|
|
|
// Add zones to mesh
|
|
|
|
labelList surfaceToFaceZone(faceZoneNames.size(), -1);
|
|
{
|
|
faceZoneMesh& faceZones = mesh_.faceZones();
|
|
|
|
forAll(namedSurfaces, i)
|
|
{
|
|
label surfI = namedSurfaces[i];
|
|
|
|
label zoneI = faceZones.findZoneID(faceZoneNames[surfI]);
|
|
|
|
if (zoneI == -1)
|
|
{
|
|
zoneI = faceZones.size();
|
|
faceZones.setSize(zoneI+1);
|
|
faceZones.set
|
|
(
|
|
zoneI,
|
|
new faceZone
|
|
(
|
|
faceZoneNames[surfI], //name
|
|
labelList(0), //addressing
|
|
boolList(0), //flipmap
|
|
zoneI, //index
|
|
faceZones //faceZoneMesh
|
|
)
|
|
);
|
|
}
|
|
|
|
if (debug)
|
|
{
|
|
Pout<< "Faces on " << surfaces_.names()[surfI]
|
|
<< " will go into faceZone " << zoneI << endl;
|
|
}
|
|
surfaceToFaceZone[surfI] = zoneI;
|
|
}
|
|
|
|
// Check they are synced
|
|
List<wordList> allFaceZones(Pstream::nProcs());
|
|
allFaceZones[Pstream::myProcNo()] = faceZones.names();
|
|
Pstream::gatherList(allFaceZones);
|
|
Pstream::scatterList(allFaceZones);
|
|
|
|
for (label procI = 1; procI < allFaceZones.size(); procI++)
|
|
{
|
|
if (allFaceZones[procI] != allFaceZones[0])
|
|
{
|
|
FatalErrorIn
|
|
(
|
|
"meshRefinement::zonify"
|
|
"(const label, const point&)"
|
|
) << "Zones not synchronised among processors." << nl
|
|
<< " Processor0 has faceZones:" << allFaceZones[0]
|
|
<< " , processor" << procI
|
|
<< " has faceZones:" << allFaceZones[procI]
|
|
<< exit(FatalError);
|
|
}
|
|
}
|
|
}
|
|
|
|
labelList surfaceToCellZone(cellZoneNames.size(), -1);
|
|
{
|
|
cellZoneMesh& cellZones = mesh_.cellZones();
|
|
|
|
forAll(namedSurfaces, i)
|
|
{
|
|
label surfI = namedSurfaces[i];
|
|
|
|
label zoneI = cellZones.findZoneID(cellZoneNames[surfI]);
|
|
|
|
if (zoneI == -1)
|
|
{
|
|
zoneI = cellZones.size();
|
|
cellZones.setSize(zoneI+1);
|
|
cellZones.set
|
|
(
|
|
zoneI,
|
|
new cellZone
|
|
(
|
|
cellZoneNames[surfI], //name
|
|
labelList(0), //addressing
|
|
zoneI, //index
|
|
cellZones //cellZoneMesh
|
|
)
|
|
);
|
|
}
|
|
|
|
if (debug)
|
|
{
|
|
Pout<< "Cells inside " << surfaces_.names()[surfI]
|
|
<< " will go into cellZone " << zoneI << endl;
|
|
}
|
|
surfaceToCellZone[surfI] = zoneI;
|
|
}
|
|
|
|
// Check they are synced
|
|
List<wordList> allCellZones(Pstream::nProcs());
|
|
allCellZones[Pstream::myProcNo()] = cellZones.names();
|
|
Pstream::gatherList(allCellZones);
|
|
Pstream::scatterList(allCellZones);
|
|
|
|
for (label procI = 1; procI < allCellZones.size(); procI++)
|
|
{
|
|
if (allCellZones[procI] != allCellZones[0])
|
|
{
|
|
FatalErrorIn
|
|
(
|
|
"meshRefinement::zonify"
|
|
"(const label, const point&)"
|
|
) << "Zones not synchronised among processors." << nl
|
|
<< " Processor0 has cellZones:" << allCellZones[0]
|
|
<< " , processor" << procI
|
|
<< " has cellZones:" << allCellZones[procI]
|
|
<< exit(FatalError);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
const pointField& cellCentres = mesh_.cellCentres();
|
|
const labelList& faceOwner = mesh_.faceOwner();
|
|
const labelList& faceNeighbour = mesh_.faceNeighbour();
|
|
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
|
|
|
|
|
|
// Mark faces intersecting zoned surfaces
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
|
|
// Like surfaceIndex_ but only for named surfaces.
|
|
labelList namedSurfaceIndex(mesh_.nFaces(), -1);
|
|
|
|
{
|
|
// Statistics: number of faces per faceZone
|
|
labelList nSurfFaces(faceZoneNames.size(), 0);
|
|
|
|
// Swap neighbouring cell centres and cell level
|
|
labelList neiLevel(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
pointField neiCc(mesh_.nFaces()-mesh_.nInternalFaces());
|
|
calcNeighbourData(neiLevel, neiCc);
|
|
|
|
// Note: for all internal faces? internal + coupled?
|
|
// Since zonify is run after baffling the surfaceIndex_ on baffles is
|
|
// not synchronised across both baffle faces. Fortunately we don't
|
|
// do zonify baffle faces anyway (they are normal boundary faces).
|
|
|
|
// Collect candidate faces
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
labelList testFaces(intersectedFaces());
|
|
|
|
// Collect segments
|
|
// ~~~~~~~~~~~~~~~~
|
|
|
|
pointField start(testFaces.size());
|
|
pointField end(testFaces.size());
|
|
|
|
forAll(testFaces, i)
|
|
{
|
|
label faceI = testFaces[i];
|
|
|
|
label own = mesh_.faceOwner()[faceI];
|
|
|
|
if (mesh_.isInternalFace(faceI))
|
|
{
|
|
start[i] = cellCentres[own];
|
|
end[i] = cellCentres[mesh_.faceNeighbour()[faceI]];
|
|
}
|
|
else
|
|
{
|
|
start[i] = cellCentres[own];
|
|
end[i] = neiCc[faceI-mesh_.nInternalFaces()];
|
|
}
|
|
}
|
|
|
|
|
|
// Do test for intersections
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
// Note that we intersect all intersected faces again. Could reuse
|
|
// the information already in surfaceIndex_.
|
|
|
|
labelList surface1;
|
|
labelList surface2;
|
|
{
|
|
List<pointIndexHit> hit1;
|
|
labelList region1;
|
|
List<pointIndexHit> hit2;
|
|
labelList region2;
|
|
surfaces_.findNearestIntersection
|
|
(
|
|
namedSurfaces,
|
|
start,
|
|
end,
|
|
|
|
surface1,
|
|
hit1,
|
|
region1,
|
|
surface2,
|
|
hit2,
|
|
region2
|
|
);
|
|
}
|
|
|
|
forAll(testFaces, i)
|
|
{
|
|
label faceI = testFaces[i];
|
|
|
|
if (surface1[i] != -1)
|
|
{
|
|
// If both hit should probably choose nearest. For later.
|
|
namedSurfaceIndex[faceI] = surface1[i];
|
|
nSurfFaces[surface1[i]]++;
|
|
}
|
|
else if (surface2[i] != -1)
|
|
{
|
|
namedSurfaceIndex[faceI] = surface2[i];
|
|
nSurfFaces[surface2[i]]++;
|
|
}
|
|
}
|
|
|
|
|
|
// surfaceIndex migh have different surfaces on both sides if
|
|
// there happen to be a (obviously thin) surface with different
|
|
// regions between the cell centres. If one is on a named surface
|
|
// and the other is not this might give problems so sync.
|
|
syncTools::syncFaceList
|
|
(
|
|
mesh_,
|
|
namedSurfaceIndex,
|
|
maxEqOp<label>(),
|
|
false
|
|
);
|
|
|
|
// Print a bit
|
|
if (debug)
|
|
{
|
|
forAll(nSurfFaces, surfI)
|
|
{
|
|
Pout<< "Surface:"
|
|
<< surfaces_.names()[surfI]
|
|
<< " nZoneFaces:" << nSurfFaces[surfI] << nl;
|
|
}
|
|
Pout<< endl;
|
|
}
|
|
}
|
|
|
|
|
|
// Put the cells into the correct zone
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
// Closed surfaces with cellZone specified.
|
|
labelList closedNamedSurfaces(surfaces_.getClosedNamedSurfaces());
|
|
|
|
// Zone per cell:
|
|
// -2 : unset
|
|
// -1 : not in any zone
|
|
// >=0: zoneID
|
|
labelList cellToZone(mesh_.nCells(), -2);
|
|
|
|
|
|
// Set using geometric test
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
if (closedNamedSurfaces.size())
|
|
{
|
|
findCellZoneGeometric
|
|
(
|
|
closedNamedSurfaces, // indices of closed surfaces
|
|
namedSurfaceIndex, // per face index of named surface
|
|
surfaceToCellZone, // cell zone index per surface
|
|
cellToZone
|
|
);
|
|
}
|
|
|
|
// Set using walking
|
|
// ~~~~~~~~~~~~~~~~~
|
|
|
|
//if (returnReduce(nSet, sumOp<label>()) < mesh_.globalData().nTotalCells())
|
|
{
|
|
// Topological walk
|
|
findCellZoneTopo
|
|
(
|
|
keepPoint,
|
|
namedSurfaceIndex,
|
|
surfaceToCellZone,
|
|
cellToZone
|
|
);
|
|
}
|
|
|
|
|
|
//// Make sure namedSurfaceIndex is unset inbetween same cell cell zones.
|
|
//makeConsistentFaceIndex(cellToZone, namedSurfaceIndex);
|
|
|
|
|
|
// Topochange container
|
|
polyTopoChange meshMod(mesh_);
|
|
|
|
|
|
// Put the faces into the correct zone
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
for (label faceI = 0; faceI < mesh_.nInternalFaces(); faceI++)
|
|
{
|
|
label surfI = namedSurfaceIndex[faceI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
meshMod.setAction
|
|
(
|
|
polyModifyFace
|
|
(
|
|
mesh_.faces()[faceI], // modified face
|
|
faceI, // label of face
|
|
faceOwner[faceI], // owner
|
|
faceNeighbour[faceI], // neighbour
|
|
false, // face flip
|
|
-1, // patch for face
|
|
false, // remove from zone
|
|
surfaceToFaceZone[surfI], // zone for face
|
|
false // face flip in zone
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
forAll(patches, patchI)
|
|
{
|
|
const polyPatch& pp = patches[patchI];
|
|
|
|
label faceI = pp.start();
|
|
|
|
forAll(pp, i)
|
|
{
|
|
label surfI = namedSurfaceIndex[faceI];
|
|
|
|
if (surfI != -1)
|
|
{
|
|
meshMod.setAction
|
|
(
|
|
polyModifyFace
|
|
(
|
|
mesh_.faces()[faceI], // modified face
|
|
faceI, // label of face
|
|
faceOwner[faceI], // owner
|
|
-1, // neighbour
|
|
false, // face flip
|
|
patchI, // patch for face
|
|
false, // remove from zone
|
|
surfaceToFaceZone[surfI], // zone for face
|
|
false // face flip in zone
|
|
)
|
|
);
|
|
}
|
|
faceI++;
|
|
}
|
|
}
|
|
|
|
|
|
// Put the cells into the correct zone
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
forAll(cellToZone, cellI)
|
|
{
|
|
label zoneI = cellToZone[cellI];
|
|
|
|
if (zoneI >= 0)
|
|
{
|
|
meshMod.setAction
|
|
(
|
|
polyModifyCell
|
|
(
|
|
cellI,
|
|
false, // removeFromZone
|
|
zoneI
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
// Change the mesh (no inflation, parallel sync)
|
|
autoPtr<mapPolyMesh> map = meshMod.changeMesh(mesh_, false, true);
|
|
|
|
// Update fields
|
|
mesh_.updateMesh(map);
|
|
|
|
// Move mesh if in inflation mode
|
|
if (map().hasMotionPoints())
|
|
{
|
|
mesh_.movePoints(map().preMotionPoints());
|
|
}
|
|
else
|
|
{
|
|
// Delete mesh volumes.
|
|
mesh_.clearOut();
|
|
}
|
|
|
|
// None of the faces has changed, only the zones. Still...
|
|
updateMesh(map, labelList());
|
|
|
|
return map;
|
|
}
|
|
|
|
|
|
// ************************************************************************* //
|