applications/utilities/parallelProcessing/decomposePar/lagrangianFieldDecomposer.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   4    \\    /   O peration     |
   5     \\  /    A nd           | Copyright (C) 1991-2009 OpenCFD Ltd.
   6      \\/     M anipulation  |
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of OpenFOAM.
  10
  11     OpenFOAM 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 2 of the License, or (at your
  14     option) any later version.
  15
  16     OpenFOAM 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 OpenFOAM; if not, write to the Free Software Foundation,
  23     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  24
  25 Description
  26     Lagrangian field decomposer.
  27
  28 \*---------------------------------------------------------------------------*/
  29
  30 #include "lagrangianFieldDecomposer.H"
  31
  32
  33 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  34
  35 namespace Foam
  36 {
  37
  38 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
  39
  40 // Construct from components
  41 lagrangianFieldDecomposer::lagrangianFieldDecomposer
  42 (
  43     const polyMesh& mesh,
  44     const polyMesh& procMesh,
  45     const labelList& cellProcAddressing,
  46     const word& cloudName,
  47     const Cloud<indexedParticle>& lagrangianPositions,
  48     const List<SLList<indexedParticle*>*>& cellParticles
  49 )
  50 :
  51     procMesh_(procMesh),
  52     positions_(procMesh, cloudName, false),
  53     particleIndices_(lagrangianPositions.size())
  54 {
  55     label pi = 0;
  56
  57     forAll(cellProcAddressing, procCelli)
  58     {
  59         label celli = cellProcAddressing[procCelli];
  60
  61         if (cellParticles[celli])
  62         {
  63             SLList<indexedParticle*>& particlePtrs = *cellParticles[celli];
  64
  65             forAllIter(SLList<indexedParticle*>, particlePtrs, iter)
  66             {
  67                 const indexedParticle& ppi = *iter();
  68                 particleIndices_[pi++] = ppi.index();
  69
  70                 positions_.append
  71                 (
  72                     new passiveParticle
  73                     (
  74                         positions_,
  75                         ppi.position(),
  76                         procCelli
  77                     )
  78                 );
  79             }
  80         }
  81     }
  82
  83     particleIndices_.setSize(pi);
  84
  85     IOPosition<passiveParticle>(positions_).write();
  86 }
  87
  88
  89 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  90
  91 } // End namespace Foam
  92
  93 // ************************************************************************* //