foam-extend4.1-coherent-io/applications/utilities/mesh/cfMesh/preparePar/preparePar.C

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | cfMesh: A library for mesh generation
   \\    /   O peration     |
    \\  /    A nd           | Author: Franjo Juretic (franjo.juretic@c-fields.com)
     \\/     M anipulation  | Copyright (C) Creative Fields, Ltd.
-------------------------------------------------------------------------------
License
    This file is part of cfMesh.

    cfMesh 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 3 of the License, or (at your
    option) any later version.

    cfMesh 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 cfMesh.  If not, see <http://www.gnu.org/licenses/>.

Application
    Prepares the case for a parallel mesh generation run

Description
    - creates processor* directories which contain data for processors

\*---------------------------------------------------------------------------*/

#include "argList.H"
#include "objectRegistry.H"
#include "Time.H"

#include <sstream>

using namespace Foam;

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

// Main program:

int main(int argc, char *argv[])
{
#   include "setRootCase.H"
#   include "createTime.H"

    IOdictionary meshDict
    (
        IOobject
        (
            "meshDict",
            runTime.system(),
            runTime,
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        )
    );

    IOdictionary decomposeParDict
    (
        IOobject
        (
            "decomposeParDict",
            runTime.system(),
            runTime,
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        )
    );

    const label nProcessors
    (
        readLabel(decomposeParDict.lookup("numberOfSubdomains"))
    );

    for(label procI=0;procI<nProcessors;++procI)
    {
        fileName file("processor");
        std::ostringstream ss;
        ss << procI;
        file += ss.str();
        Info << "Creating " << file << endl;

        // create a directory for processor data
        mkDir(runTime.path()/file);

        // generate constant directories
        mkDir(runTime.path()/"constant");

        // copy the contents of the const directory into processor*
        cp(runTime.path()/"constant", runTime.path()/file);

        // generate 0 directories
        mkDir(runTime.path()/file/"0");
    }

    Info << "End\n" << endl;
    return 0;
}


// ************************************************************************* //