enstrophy.C

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    Copyright (C) 2016 OpenFOAM Foundation
    Copyright (C) 2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
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    the Free Software Foundation, either version 3 of the License, or
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    for more details.
 
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#include "enstrophy.H"
#include "fvcCurl.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace functionObjects
{
    defineTypeNameAndDebug(enstrophy, 0);
    addToRunTimeSelectionTable(functionObject, enstrophy, dictionary);
}
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
bool Foam::functionObjects::enstrophy::calc()
{
    if (foundObject<volVectorField>(fieldName_))
    {
        return store
        (
            resultName_,
            0.5*magSqr(fvc::curl(lookupObject<volVectorField>(fieldName_)))
        );
    }
 
    return false;
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::functionObjects::enstrophy::enstrophy
(
    const word& name,
    const Time& runTime,
    const dictionary& dict
)
:
    fieldExpression(name, runTime, dict, "U")
{
    setResultName(typeName, "U");
}
 
 
// ************************************************************************* //