318 lines
8.7 KiB
C++
318 lines
8.7 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.1
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::starMesh
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Description
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A messy mesh class which supports the possibility of creating a shapeMesh
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for regular Star meshes (no arbitrary interfaces or collapsed SAMM cells).
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If any of these special feateres exist, the mesh is created as polyMesh
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SourceFiles
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calcPointCells.C
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createBoundaryFaces.C
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createCoupleMatches.C
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createPolyBoundary.C
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createPolyCells.C
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fixCollapsedEdges.C
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mergeCoupleFacePoints.C
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readBoundary.C
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readCells.C
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readCouples.C
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readPoints.C
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starMesh.C
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writeMesh.C
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\*---------------------------------------------------------------------------*/
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#ifndef starMesh_H
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#define starMesh_H
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#include "polyMesh.H"
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#include "cellShape.H"
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#include "cellList.H"
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#include "polyPatchList.H"
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#include "coupledFacePair.H"
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#include "IFstream.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifndef namespaceFoam
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#define namespaceFoam
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using namespace Foam;
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#endif
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/*---------------------------------------------------------------------------*\
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Class starMesh Declaration
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\*---------------------------------------------------------------------------*/
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class starMesh
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{
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// Private data
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//- Name of the case
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fileName casePrefix_;
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//- Database
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const Time& runTime_;
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//- Points supporting the mesh
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pointField points_;
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//- Cell shapes
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cellShapeList cellShapes_;
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//- Boundary faces
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faceListList boundary_;
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//- Boundary patch types
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wordList patchTypes_;
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//- Default boundary patch name
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word defaultFacesName_;
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//- Default boundary patch types
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word defaultFacesType_;
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//- Boundary patch names
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wordList patchNames_;
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//- Boundary patch physical types
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wordList patchPhysicalTypes_;
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//- Point labels (STAR point numbering is not necessarily contiguous)
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labelList starPointLabelLookup_;
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//- STAR point number for a given vertex
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labelList starPointID_;
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//- STAR Cell number for a given cell
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labelList starCellID_;
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//- Cell labels (STAR cell numbering is not necessarily contiguous)
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labelList starCellLabelLookup_;
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//- STAR Cell permutation label
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labelList starCellPermutation_;
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//- List of faces for every cell
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faceListList cellFaces_;
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//- Cell ID for every boundary face. Used in two-tier boundary
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// reconstruction
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labelListList boundaryCellIDs_;
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//- Cell face ID for every boundary face. Used in two-tier boundary
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// reconstruction
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labelListList boundaryCellFaceIDs_;
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//- Global face list for polyMesh
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faceList meshFaces_;
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//- Cells as polyhedra for polyMesh
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cellList cellPolys_;
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//- Number of internal faces for polyMesh
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label nInternalFaces_;
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//- Polyhedral mesh boundary patch start indices
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labelList polyBoundaryPatchStartIndices_;
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//- Point-cell addressing. Used for topological analysis
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// Warning. This point cell addressing list potentially contains
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// duplicate cell entries. Use additional checking
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mutable labelListList* pointCellsPtr_;
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//- List of face couples
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PtrList<coupledFacePair> couples_;
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//- Can the mesh be treated as a shapeMesh?
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bool isShapeMesh_;
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// Private static data members
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//- Error on unity small tolerance
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static const scalar smallMergeTol_;
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//- Couple match relative point merge tolerance
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static const scalar cpMergePointTol_;
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//- Pointers to cell models
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static const cellModel* unknownPtr_;
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static const cellModel* tetPtr_;
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static const cellModel* pyrPtr_;
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static const cellModel* tetWedgePtr_;
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static const cellModel* prismPtr_;
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static const cellModel* wedgePtr_;
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static const cellModel* hexPtr_;
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static const cellModel* sammTrim1Ptr_;
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static const cellModel* sammTrim2Ptr_;
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static const cellModel* sammTrim3Ptr_;
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static const cellModel* sammTrim4Ptr_;
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static const cellModel* sammTrim5Ptr_;
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static const cellModel* sammTrim8Ptr_;
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//- Regular addressing data
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static const label regularAddressingTable[6][8];
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//- SAMM addressing data
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static const label sammAddressingTable[9][12];
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static const label sammFacePermutationTable[24][8];
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static const label shapeFaceLookup[19][9];
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// Private Member Functions
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//- Disallow default bitwise copy construct
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starMesh(const starMesh&);
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//- Disallow default bitwise assignment
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void operator=(const starMesh&);
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//- read fixed format vertex label
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static label readVtxLabel(IFstream&);
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//- read fixed format vertex coordinate component
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static scalar readVtxCmpt(IFstream&);
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//- Read to nl
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static void readToNl(IFstream&);
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//- Read the points file
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void readPoints(const scalar scaleFactor);
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//- Read the cells file
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void readCells();
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void addRegularCell
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(
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const labelList& labels,
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const label nCreatedCells
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);
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void addSAMMcell
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(
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const labelList& labels,
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const label nCreatedCells
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);
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//- Read the boundary file
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void readBoundary();
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//- Check and correct collapsed edges on faces
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// Note. If a collapsed edge is found, the mesh is no longer shapeMesh
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void fixCollapsedEdges();
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//- Read couples
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void readCouples();
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//- Create couple matches
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void createCoupleMatches();
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//- Calculate pointCells
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void calcPointCells() const;
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const labelListList& pointCells() const;
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//- Mark boundary faces from the quads
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void markBoundaryFaces();
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//- Collect boundary faces from the quads
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void collectBoundaryFaces();
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//- Specialist version of face comparison to deal with
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// PROSTAR boundary format idiosyncracies
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bool starEqualFace
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(
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const face& boundaryFace,
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const face& cellFace
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) const;
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//- Merge couple face points
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void mergeCoupleFacePoints();
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//- Point indexing structure used by sort to keep track of
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// the point labels
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struct pointIndex
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{
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label label_;
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double index_;
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};
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//- Purge cell shapes
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void purgeCellShapes();
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//- Make polyhedral cells and global faces if the mesh is polyhedral
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void createPolyCells();
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//- Make polyhedral boundary from shape boundary
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// (adds more faces to the face list)
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void createPolyBoundary();
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//- Make polyhedral mesh data (packing)
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void createPolyMeshData();
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//- Add polyhedral boundary
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List<polyPatch*> polyBoundaryPatches(const polyMesh&);
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//- Clear extra storage before creation of the mesh to remove
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// a memory peak
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void clearExtraStorage();
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public:
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// Constructors
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//- Construct from case name
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starMesh
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(
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const fileName& prefix,
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const Time& rt,
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const scalar scaleFactor
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);
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// Destructor
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~starMesh();
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// Member Functions
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//- Write mesh
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void writeMesh();
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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