foamDataToFluent.C

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2011-2023 OpenFOAM Foundation
     \\/     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 3 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, see <http://www.gnu.org/licenses/>.
 
Application
    foamDataToFluent
 
Description
    Translates OpenFOAM data to Fluent format.
 
\*---------------------------------------------------------------------------*/
 
#include "argList.H"
#include "timeSelector.H"
#include "writeFluentFields.H"
#include "OFstream.H"
#include "IOobjectList.H"
 
using namespace Foam;
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
int main(int argc, char *argv[])
{
    argList::noParallel();
    timeSelector::addOptions(false);   // no constant
 
    #include "setRootCase.H"
    #include "createTime.H"
 
    const instantList timeDirs = timeSelector::select0(runTime, args);
 
    #include "createMeshNoChangers.H"
 
    // make a directory called proInterface in the case
    mkDir(runTime.rootPath()/runTime.caseName()/"fluentInterface");
 
    forAll(timeDirs, timeI)
    {
        runTime.setTime(timeDirs[timeI], timeI);
 
        Info<< "Time = " << runTime.userTimeName() << endl;
 
        if (mesh.readUpdate())
        {
            Info<< "    Read new mesh" << endl;
        }
 
        // make a directory called proInterface in the case
        mkDir(runTime.rootPath()/runTime.caseName()/"fluentInterface");
 
        // open a file for the mesh
        OFstream fluentDataFile
        (
            runTime.rootPath()/
            runTime.caseName()/
            "fluentInterface"/
            runTime.caseName() + runTime.name() + ".dat"
        );
 
        fluentDataFile
            << "(0 \"FOAM to Fluent data File\")" << endl << endl;
 
        // Writing number of faces
        label nFaces = mesh.nFaces();
 
        forAll(mesh.boundary(), patchi)
        {
            nFaces += mesh.boundary()[patchi].size();
        }
 
        fluentDataFile
            << "(33 (" << mesh.nCells() << " " << nFaces << " "
            << mesh.nPoints() << "))" << endl;
 
        IOdictionary foamDataToFluentDict
        (
            IOobject
            (
                "foamDataToFluentDict",
                runTime.system(),
                mesh,
                IOobject::MUST_READ_IF_MODIFIED,
                IOobject::NO_WRITE
            )
        );
 
 
        // Search for list of objects for this time
        IOobjectList objects(mesh, runTime.name());
 
 
        // Converting volScalarField
        // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
        // Search list of objects for volScalarFields
        IOobjectList scalarFields(objects.lookupClass("volScalarField"));
 
        forAllIter(IOobjectList, scalarFields, iter)
        {
            // Read field
            volScalarField field(*iter(), mesh);
 
            // lookup field from dictionary and convert field
            label unitNumber;
            if
            (
                foamDataToFluentDict.readIfPresent(field.name(), unitNumber)
             && unitNumber > 0
            )
            {
                Info<< "    Converting field " << field.name() << endl;
                writeFluentField(field, unitNumber, fluentDataFile);
            }
        }
 
 
        // Converting volVectorField
        // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
        // Search list of objects for volVectorFields
        IOobjectList vectorFields(objects.lookupClass("volVectorField"));
 
        forAllIter(IOobjectList, vectorFields, iter)
        {
            // Read field
            volVectorField field(*iter(), mesh);
 
            // lookup field from dictionary and convert field
            label unitNumber;
            if
            (
                foamDataToFluentDict.readIfPresent(field.name(), unitNumber)
             && unitNumber > 0
            )
            {
                Info<< "    Converting field " << field.name() << endl;
                writeFluentField(field, unitNumber, fluentDataFile);
            }
        }
 
        Info<< endl;
    }
 
    Info<< "End\n" << endl;
 
    return 0;
}
 
 
// ************************************************************************* //