Creation of OpenFOAM-dev repository 15/04/2008

applications/utilities/parallelProcessing/decomposePar/lagrangianFieldDecomposer.C

@@ -0,0 +1,93 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 1991-2007 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software; you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by the
+    Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM; if not, write to the Free Software Foundation,
+    Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+Description
+    Lagrangian field decomposer.
+
+\*---------------------------------------------------------------------------*/
+
+#include "lagrangianFieldDecomposer.H"
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
+
+// Construct from components
+lagrangianFieldDecomposer::lagrangianFieldDecomposer
+(
+    const polyMesh& mesh,
+    const polyMesh& procMesh,
+    const labelList& cellProcAddressing,
+    const word& cloudName,
+    const Cloud<indexedParticle>& lagrangianPositions,
+    const List<SLList<indexedParticle*>*>& cellParticles
+)
+:
+    procMesh_(procMesh),
+    positions_(procMesh, cloudName, false),
+    particleIndices_(lagrangianPositions.size())
+{
+    label pi = 0;
+
+    forAll(cellProcAddressing, procCelli)
+    {
+        label celli = cellProcAddressing[procCelli];
+
+        if (cellParticles[celli])
+        {
+            SLList<indexedParticle*>& particlePtrs = *cellParticles[celli];
+
+            forAllIter(SLList<indexedParticle*>, particlePtrs, iter)
+            {
+                const indexedParticle& ppi = *iter();
+                particleIndices_[pi++] = ppi.index();
+
+                positions_.append
+                (
+                    new passiveParticle
+                    (
+                        positions_,
+                        ppi.position(),
+                        procCelli
+                    )
+                );
+            }
+        }
+    }
+
+    particleIndices_.setSize(pi);
+
+    IOPosition<passiveParticle>(positions_).write();
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// ************************************************************************* //