110 lines
3.1 KiB
C++
110 lines
3.1 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.1
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Application
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spatialMeanValue
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Description
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Calculates the spatial mean of the specified volScalarField over the
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whole domain (for regular grid).
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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#include "cyclicPolyPatch.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// Main program:
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int main(int argc, char *argv[])
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{
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# include "addRegionOption.H"
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timeSelector::addOptions();
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argList::validArgs.append("fieldName");
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# include "setRootCase.H"
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# include "createTime.H"
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instantList timeDirs = timeSelector::select0(runTime, args);
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# include "createNamedMesh.H"
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word fieldName(args.additionalArgs()[0]);
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Info << "Calculating avarage pressure heads:" << endl;
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forAll(timeDirs, timeI)
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{
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runTime.setTime(timeDirs[timeI], timeI);
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IOobject fieldHeader
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(
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fieldName,
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runTime.timeName(),
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mesh,
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IOobject::MUST_READ
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);
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// Check field exists
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if (fieldHeader.headerOk())
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{
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mesh.readUpdate();
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// Read field and calc mean, for regular grid
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if (fieldHeader.headerClassName() == volScalarField::typeName)
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{
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volScalarField field(fieldHeader, mesh);
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int nbMesh;
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nbMesh = 0;
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forAll(field, cellI)
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{
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nbMesh++;
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}
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Info<< runTime.timeName()<< " "
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<< sum(field).value()/nbMesh<< " "
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<< endl;
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}
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else
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{
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FatalError
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<< "Only possible for volScalarField "<< "s "
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<< nl << exit(FatalError);
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}
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}
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else
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{
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Info<< " No field " << fieldName << endl;
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}
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}
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Info<< "End\n" << endl;
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return 0;
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}
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// ************************************************************************* //
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