src/mesh/cfMesh/utilities/tetrahedra/tetCreatorOctree/tetCreatorOctreeTetsFromSplitFaces.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 "tetCreatorOctree.H"
  29 #include "demandDrivenData.H"
  30
  31 //#define DEBUGTets
  32
  33 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  34
  35 namespace Foam
  36 {
  37
  38 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  39
  40 void tetCreatorOctree::createTetsFromSplitFaces()
  41 {
  42     Info << "Creating tets from split faces" << endl;
  43
  44     const labelList& cubeLabel = *cubeLabelPtr_;
  45     const VRWGraph& subNodeLabels = *subNodeLabelsPtr_;
  46     const FRWGraph<label, 8>& pLeaves = octreeCheck_.nodeLeaves();
  47
  48     forAll(pLeaves, pointI)
  49     {
  50         for(label i=0;i<6;++i)
  51         {
  52             const label* fNodes =
  53                 meshOctreeCubeCoordinates::faceNodes_[i];
  54
  55             const label cLabel = pLeaves(pointI, fNodes[0]);
  56
  57             if( cLabel < 0 )
  58                 continue;
  59             if( cubeLabel[cLabel] < 0 )
  60                 continue;
  61
  62             if(
  63                 (cLabel == pLeaves(pointI, fNodes[1])) &&
  64                 (cLabel == pLeaves(pointI, fNodes[2])) &&
  65                 (cLabel == pLeaves(pointI, fNodes[3]))
  66             )
  67             {
  68                 //- create 4 tets
  69                 for(label j=0;j<4;++j)
  70                 {
  71                     checkAndAppendTet
  72                     (
  73                         partTet
  74                         (
  75                             pointI,
  76                             subNodeLabels(cLabel, 7-fNodes[j]),
  77                             subNodeLabels(cLabel, 7-fNodes[(j+1)%4]),
  78                             cubeLabel[cLabel]
  79                         )
  80                     );
  81                 }
  82             }
  83         }
  84     }
  85 }
  86
  87 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  88
  89 } // End namespace Foam
  90
  91 // ************************************************************************* //