263 lines
7.9 KiB
C
263 lines
7.9 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration |
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\\ / A nd | For copyright notice see file Copyright
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\\/ M anipulation |
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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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\*---------------------------------------------------------------------------*/
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#include "extrude2DMesh.H"
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#include "polyMesh.H"
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#include "directTopoChange.H"
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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defineTypeNameAndDebug(extrude2DMesh, 0);
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}
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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// Construct from mesh
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Foam::extrude2DMesh::extrude2DMesh(const polyMesh& mesh)
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:
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mesh_(mesh)
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void Foam::extrude2DMesh::setRefinement
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(
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const direction extrudeDir,
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const scalar thickness,
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const label frontPatchI,
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directTopoChange& meshMod
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) const
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{
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for (label cellI = 0; cellI < mesh_.nCells(); cellI++)
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{
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meshMod.addCell
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(
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-1, //masterPointID,
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-1, //masterEdgeID,
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-1, //masterFaceID,
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cellI, //masterCellID,
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mesh_.cellZones().whichZone(cellI) //zoneID
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);
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}
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// Generate points
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// ~~~~~~~~~~~~~~~
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forAll(mesh_.points(), pointI)
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{
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meshMod.addPoint
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(
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mesh_.points()[pointI],
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pointI,
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-1, // zoneID
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true // inCell
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);
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}
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//Info<< "Adding offsetted points." << nl << endl;
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forAll(mesh_.points(), pointI)
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{
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point newPoint(mesh_.points()[pointI]);
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newPoint[extrudeDir] = thickness;
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meshMod.addPoint
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(
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newPoint,
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pointI,
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-1, // zoneID
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true // inCell
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);
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}
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// Generate faces
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// ~~~~~~~~~~~~~~
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const faceList& faces = mesh_.faces();
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const polyBoundaryMesh& patches = mesh_.boundaryMesh();
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for (label faceI = 0; faceI < mesh_.nInternalFaces(); faceI++)
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{
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label zoneID = mesh_.faceZones().whichZone(faceI);
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bool zoneFlip = false;
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if (zoneID != -1)
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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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face newFace(4);
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const face& f = faces[faceI];
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newFace[0] = f[0];
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newFace[1] = f[1];
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newFace[2] = f[1]+mesh_.nPoints();
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newFace[3] = f[0]+mesh_.nPoints();
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meshMod.addFace
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(
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newFace,
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mesh_.faceOwner()[faceI], // own
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mesh_.faceNeighbour()[faceI], // nei
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-1, // masterPointID
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-1, // masterEdgeID
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faceI, // masterFaceID
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false, // flipFaceFlux
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-1, // patchID
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zoneID, // zoneID
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zoneFlip // zoneFlip
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);
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}
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forAll(patches, patchI)
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{
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label startFaceI = patches[patchI].start();
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label endFaceI = startFaceI + patches[patchI].size();
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for (label faceI = startFaceI; faceI < endFaceI; faceI++)
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{
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label zoneID = mesh_.faceZones().whichZone(faceI);
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bool zoneFlip = false;
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if (zoneID != -1)
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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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face newFace(4);
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const face& f = faces[faceI];
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newFace[0] = f[0];
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newFace[1] = f[1];
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newFace[2] = f[1]+mesh_.nPoints();
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newFace[3] = f[0]+mesh_.nPoints();
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meshMod.addFace
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(
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newFace,
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mesh_.faceOwner()[faceI], // own
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-1, // nei
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-1, // masterPointID
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-1, // masterEdgeID
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faceI, // masterFaceID
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false, // flipFaceFlux
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patchI, // patchID
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zoneID, // zoneID
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zoneFlip // zoneFlip
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);
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}
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}
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// Generate front and back faces
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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forAll(mesh_.cells(), cellI)
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{
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const cell& cFaces = mesh_.cells()[cellI];
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// Make a loop out of faces.
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const face& f = faces[cFaces[0]];
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face frontFace(cFaces.size());
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frontFace[0] = f[0];
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label nextPointI = f[1];
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label nextFaceI = cFaces[0];
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for (label i = 1; i < frontFace.size(); i++)
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{
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frontFace[i] = nextPointI;
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// Find face containing pointI
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forAll(cFaces, cFaceI)
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{
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label faceI = cFaces[cFaceI];
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if (faceI != nextFaceI)
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{
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const face& f = faces[faceI];
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if (f[0] == nextPointI)
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{
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nextPointI = f[1];
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nextFaceI = faceI;
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break;
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}
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else if (f[1] == nextPointI)
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{
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nextPointI = f[0];
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nextFaceI = faceI;
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break;
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}
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}
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}
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}
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// Add back face.
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meshMod.addFace
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(
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frontFace.reverseFace(),
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cellI, // own
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-1, // nei
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-1, // masterPointID
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-1, // masterEdgeID
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cFaces[0], // masterFaceID
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false, // flipFaceFlux
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frontPatchI, // patchID
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-1, // zoneID
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false // zoneFlip
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);
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// Offset to create front face.
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forAll(frontFace, fp)
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{
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frontFace[fp] += mesh_.nPoints();
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}
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meshMod.addFace
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(
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frontFace,
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cellI, // own
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-1, // nei
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-1, // masterPointID
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-1, // masterEdgeID
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cFaces[0], // masterFaceID
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false, // flipFaceFlux
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frontPatchI, // patchID
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-1, // zoneID
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false // zoneFlip
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);
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}
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}
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// ************************************************************************* //
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