1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 1991-2008 OpenCFD Ltd.
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
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.
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
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
25 \*---------------------------------------------------------------------------*/
27 #include "channelIndex.H"
29 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
32 Foam::Field<T> Foam::channelIndex::regionSum(const Field<T>& cellField) const
34 Field<T> regionField(cellRegion_().nRegions(), pTraits<T>::zero);
36 forAll(cellRegion_(), cellI)
38 regionField[cellRegion_()[cellI]] += cellField[cellI];
42 Pstream::listCombineGather(regionField, plusEqOp<T>());
43 Pstream::listCombineScatter(regionField);
50 Foam::Field<T> Foam::channelIndex::collapse
52 const Field<T>& cellField,
67 label nlb2 = cellRegion_().nRegions()/2;
71 for (label j=0; j<nlb2; j++)
77 - regionField[cellRegion_().nRegions() - j - 1]
83 for (label j=0; j<nlb2; j++)
89 + regionField[cellRegion_().nRegions() - j - 1]
94 regionField.setSize(nlb2);
101 // ************************************************************************* //