postProcess.C 6.56 KB
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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2016 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
    postProcess

Description
    Execute the set of functionObjects specified in the selected dictionary
    (which defaults to system/controlDict) or on the command-line for the
    selected set of times on the selected set of fields.

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

#include "argList.H"
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#include "profiling.H"
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#include "timeSelector.H"
#include "ReadFields.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "pointFields.H"
#include "uniformDimensionedFields.H"

using namespace Foam;

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

#define ReadFields(GeoFieldType)                                               \
    readFields<GeoFieldType>(mesh, objects, selectedFields, storedObjects);

#define ReadPointFields(GeoFieldType)                                          \
    readFields<GeoFieldType>(pMesh, objects, selectedFields, storedObjects);

#define ReadUniformFields(FieldType)                                           \
    readUniformFields<FieldType>                                               \
    (constantObjects, selectedFields, storedObjects);

void executeFunctionObjects
(
    const argList& args,
    const Time& runTime,
    fvMesh& mesh,
    const HashSet<word>& selectedFields,
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    functionObjectList& functions,
    bool lastTime
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)
{
    Info<< nl << "Reading fields:" << endl;

    // Maintain a stack of the stored objects to clear after executing
    // the functionObjects
    LIFOStack<regIOobject*> storedObjects;

    // Read objects in time directory
    IOobjectList objects(mesh, runTime.timeName());

    // Read volFields
    ReadFields(volScalarField);
    ReadFields(volVectorField);
    ReadFields(volSphericalTensorField);
    ReadFields(volSymmTensorField);
    ReadFields(volTensorField);

    // Read internal fields
    ReadFields(volScalarField::Internal);
    ReadFields(volVectorField::Internal);
    ReadFields(volSphericalTensorField::Internal);
    ReadFields(volSymmTensorField::Internal);
    ReadFields(volTensorField::Internal);

    // Read surface fields
    ReadFields(surfaceScalarField);
    ReadFields(surfaceVectorField);
    ReadFields(surfaceSphericalTensorField);
    ReadFields(surfaceSymmTensorField);
    ReadFields(surfaceTensorField);

    // Read point fields.
    const pointMesh& pMesh = pointMesh::New(mesh);

    ReadPointFields(pointScalarField)
    ReadPointFields(pointVectorField);
    ReadPointFields(pointSphericalTensorField);
    ReadPointFields(pointSymmTensorField);
    ReadPointFields(pointTensorField);

    // Read uniform dimensioned fields
    IOobjectList constantObjects(mesh, runTime.constant());

    ReadUniformFields(uniformDimensionedScalarField);
    ReadUniformFields(uniformDimensionedVectorField);
    ReadUniformFields(uniformDimensionedSphericalTensorField);
    ReadUniformFields(uniformDimensionedSymmTensorField);
    ReadUniformFields(uniformDimensionedTensorField);

    Info<< nl << "Executing functionObjects" << endl;

    // Execute the functionObjects in post-processing mode
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    functions.execute();
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    // Execute the functionObject 'end()' function for the last time
    if (lastTime)
    {
        functions.end();
    }

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    while (!storedObjects.empty())
    {
        storedObjects.pop()->checkOut();
    }
}


int main(int argc, char *argv[])
{
    Foam::timeSelector::addOptions();
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    #include "addProfilingOption.H"
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    #include "addRegionOption.H"
    #include "addFunctionObjectOptions.H"

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    // Set functionObject post-processing mode
    functionObject::postProcess = true;

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    #include "setRootCase.H"
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    if (args.optionFound("list"))
    {
        functionObjectList::list();
        return 0;
    }

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    #include "createTime.H"
    Foam::instantList timeDirs = Foam::timeSelector::select0(runTime, args);
    #include "createNamedMesh.H"

    // Initialize the set of selected fields from the command-line options
    HashSet<word> selectedFields;
    if (args.optionFound("fields"))
    {
        args.optionLookup("fields")() >> selectedFields;
    }
    if (args.optionFound("field"))
    {
        selectedFields.insert(args.optionLookup("field")());
    }

    // Externally stored dictionary for functionObjectList
    // if not constructed from runTime
    dictionary functionsDict;

    // Construct functionObjectList
    autoPtr<functionObjectList> functionsPtr
    (
        functionObjectList::New(args, runTime, functionsDict, selectedFields)
    );

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    forAll(timeDirs, timei)
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    {
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        runTime.setTime(timeDirs[timei], timei);
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        Info<< "Time = " << runTime.timeName() << endl;

        if (mesh.readUpdate() != polyMesh::UNCHANGED)
        {
            // Update functionObjectList if mesh changes
            functionsPtr = functionObjectList::New
            (
                args,
                runTime,
                functionsDict,
                selectedFields
            );
        }

        FatalIOError.throwExceptions();

        try
        {
            executeFunctionObjects
            (
                args,
                runTime,
                mesh,
                selectedFields,
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                functionsPtr(),
                timei == timeDirs.size()-1
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            );
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            // Report to output (avoid overwriting values from simulation)
            profiling::print(Info);
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        }
        catch (IOerror& err)
        {
            Warning<< err << endl;
        }

        Info<< endl;
    }

    Info<< "End\n" << endl;

    return 0;
}


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