applications/utilities/postProcessing/dataConversion/foamToVTK/vtkMesh.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | foam-extend: Open Source CFD
   4    \\    /   O peration     | Version:     3.2
   5     \\  /    A nd           | Web:         http://www.foam-extend.org
   6      \\/     M anipulation  | For copyright notice see file Copyright
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of foam-extend.
  10
  11     foam-extend 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     foam-extend is distributed in the hope that it will be useful, but
  17     WITHOUT ANY WARRANTY; without even the implied warranty of
  18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19     General Public License for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 Description
  25
  26 \*---------------------------------------------------------------------------*/
  27
  28 #include "vtkMesh.H"
  29 #include "fvMeshSubset.H"
  30 #include "foamTime.H"
  31 #include "cellSet.H"
  32
  33 // * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
  34
  35
  36 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
  37
  38 // Construct from components
  39 Foam::vtkMesh::vtkMesh
  40 (
  41     const IOobject& io,
  42     const word& setName
  43 )
  44 :
  45     fvMesh(io),
  46     subsetMesh_
  47     (
  48         IOobject
  49         (
  50             "subset",
  51             io.time().constant(),
  52             *this,
  53             IOobject::NO_READ,
  54             IOobject::NO_WRITE
  55         ),
  56         *this
  57     ),
  58     setName_(setName)
  59 {
  60     if (setName.size())
  61     {
  62         // Read cellSet using whole mesh
  63         cellSet currentSet(*this, setName_);
  64
  65         // Set current subset
  66         subsetMesh_.setLargeCellSubset(currentSet);
  67     }
  68 }
  69
  70
  71 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
  72
  73 Foam::vtkMesh::~vtkMesh()
  74 {}
  75
  76
  77 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
  78
  79 Foam::polyMesh::readUpdateState Foam::vtkMesh::readUpdate()
  80 {
  81     polyMesh::readUpdateState meshState = fvMesh::readUpdate();
  82
  83     if (meshState != polyMesh::UNCHANGED)
  84     {
  85         // Note: since fvMeshSubset has no movePoints() functionality,
  86         //  reconstruct the subset even if only movement.
  87
  88         topoPtr_.clear();
  89
  90         if (setName_.size())
  91         {
  92             Info<< "Subsetting mesh based on cellSet " << setName_ << endl;
  93
  94             // Read cellSet using whole mesh
  95             cellSet currentSet(*this, setName_);
  96
  97             subsetMesh_.setLargeCellSubset(currentSet);
  98         }
  99     }
 100
 101     return meshState;
 102 }
 103
 104
 105 // ************************************************************************* //