src/mesh/cfMesh/voronoiMesh/voronoiMeshExtractor/voronoiMeshExtractor.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | cfMesh: A library for mesh generation
   4    \\    /   O peration     |
   5     \\  /    A nd           | Author: Franjo Juretic (franjo.juretic@c-fields.com)
   6      \\/     M anipulation  | Copyright (C) Creative Fields, Ltd.
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of cfMesh.
  10
  11     cfMesh is free software; you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by the
  13     Free Software Foundation; either version 3 of the License, or (at your
  14     option) any later version.
  15
  16     cfMesh is distributed in the hope that it will be useful, but WITHOUT
  17     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19     for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with cfMesh.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 Description
  25
  26 \*---------------------------------------------------------------------------*/
  27
  28 #include "voronoiMeshExtractor.H"
  29 #include "demandDrivenData.H"
  30
  31 // #define DEBUGTets
  32
  33 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  34
  35 namespace Foam
  36 {
  37
  38 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  39
  40 label voronoiMeshExtractor::sameOrientation_[6] = {3, 1, 2, 2, 3, 0};
  41
  42 label voronoiMeshExtractor::oppositeOrientation_[6] = {2, 3, 1, 0, 0, 1};
  43
  44 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  45
  46 void voronoiMeshExtractor::clearOut()
  47 {
  48     deleteDemandDrivenData(pointEdgesPtr_);
  49     deleteDemandDrivenData(edgesPtr_);
  50     deleteDemandDrivenData(edgeTetsPtr_);
  51     deleteDemandDrivenData(boundaryEdgePtr_);
  52 }
  53
  54 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
  55
  56 // Construct from octree and mesh data
  57 voronoiMeshExtractor::voronoiMeshExtractor
  58 (
  59     const meshOctree& octree,
  60     const IOdictionary& meshDict,
  61     polyMeshGen& mesh
  62 )
  63 :
  64     tetCreator_(octree, meshDict),
  65     mesh_(mesh),
  66     pointEdgesPtr_(NULL),
  67     edgesPtr_(NULL),
  68     edgeTetsPtr_(NULL),
  69     boundaryEdgePtr_(NULL)
  70 {}
  71
  72 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
  73
  74 voronoiMeshExtractor::~voronoiMeshExtractor()
  75 {
  76     clearOut();
  77 }
  78
  79 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  80
  81 void voronoiMeshExtractor::createMesh()
  82 {
  83     Info << "Extracting voronoi mesh" << endl;
  84
  85     //- copy tet points into the mesh
  86     createPoints();
  87
  88     //- create the mesh
  89     createPolyMesh();
  90
  91     polyMeshGenModifier(mesh_).reorderBoundaryFaces();
  92     polyMeshGenModifier(mesh_).removeUnusedVertices();
  93
  94     Info << "Mesh has :" << nl
  95         << mesh_.points().size() << " vertices " << nl
  96         << mesh_.faces().size() << " faces" << nl
  97         << mesh_.cells().size() << " cells" << endl;
  98
  99     Info << "Finished extracting voronoi mesh" << endl;
 100 }
 101
 102 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 103
 104 } // End namespace Foam
 105
 106 // ************************************************************************* //