columnAverage.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
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/>.
 
\*---------------------------------------------------------------------------*/
 
#include "columnAverage.H"
#include "volFields.H"
#include "addToRunTimeSelectionTable.H"
#include "meshStructure.H"
#include "globalIndex.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace functionObjects
{
    defineTypeNameAndDebug(columnAverage, 0);
    addToRunTimeSelectionTable(functionObject, columnAverage, dictionary);
}
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
const Foam::meshStructure&
Foam::functionObjects::columnAverage::meshAddressing(const polyMesh& mesh) const
{
    if (!meshStructurePtr_.valid())
    {
        const polyBoundaryMesh& pbm = mesh.boundaryMesh();
        const labelList patchIDs(patchSet_.sortedToc());
 
        // Count
        label sz = 0;
        for (const label patchi : patchIDs)
        {
            sz += pbm[patchi].size();
        }
 
        // Fill
        labelList meshFaces(sz);
        sz = 0;
        for (const label patchi : patchIDs)
        {
            label start = pbm[patchi].start();
            label size = pbm[patchi].size();
            for (label i = 0; i < size; ++i)
            {
                meshFaces[sz++] = start+i;
            }
        }
 
        if (sz == 0)
        {
            // TODO: If source patch is a cyclic it may have have been
            // converted to a processorCyclic for parallel runs
 
            WarningInFunction
                << "Requested patches have zero faces"
                << endl;
        }
 
        uindirectPrimitivePatch uip
        (
            UIndirectList<face>(mesh.faces(), meshFaces),
            mesh.points()
        );
 
        globalFaces_.set(new globalIndex(uip.size()));
        globalEdges_.set(new globalIndex(uip.nEdges()));
        globalPoints_.set(new globalIndex(uip.nPoints()));
        meshStructurePtr_.set
        (
            new meshStructure
            (
                mesh,
                uip,
                globalFaces_(),
                globalEdges_(),
                globalPoints_()
            )
        );
    }
    return meshStructurePtr_();
}
 
 
const Foam::word Foam::functionObjects::columnAverage::averageName
(
    const word& fieldName
) const
{
    return name() + ":columnAverage(" + fieldName + ")";
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::functionObjects::columnAverage::columnAverage
(
    const word& name,
    const Time& runTime,
    const dictionary& dict
)
:
    fvMeshFunctionObject(name, runTime, dict),
    patchSet_(),
    fieldSet_(mesh_)
{
    read(dict);
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
bool Foam::functionObjects::columnAverage::read(const dictionary& dict)
{
    fvMeshFunctionObject::read(dict);
 
    patchSet_ = mesh_.boundaryMesh().patchSet(dict.get<wordRes>("patches"));
 
    fieldSet_.read(dict);
 
    return true;
}
 
 
bool Foam::functionObjects::columnAverage::execute()
{
    // Make fields up to date with current selection
    fieldSet_.updateSelection();
 
    for (const word& fieldName : fieldSet_.selectionNames())
    {
        columnAverageField<scalar>(fieldName);
        columnAverageField<vector>(fieldName);
        columnAverageField<sphericalTensor>(fieldName);
        columnAverageField<symmTensor>(fieldName);
        columnAverageField<tensor>(fieldName);
    }
 
    return true;
}
 
 
bool Foam::functionObjects::columnAverage::write()
{
    for (const word& fieldName : fieldSet_.selectionNames())
    {
        const word resultName("columnAverage(" + fieldName + ")");
        const regIOobject* obj =
            obr_.lookupObjectPtr<regIOobject>(averageName(fieldName));
 
        if (obj)
        {
            obj->write();
        }
    }
 
    return true;
}
 
 
// ************************************************************************* //