writeEk.C

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License
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#include "writeEk.H"
#include "fft.H"
#include "kShellIntegration.H"
#include "volFields.H"
#include "setWriter.H"
#include "writeFile.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
void writeEk
(
    const volVectorField& U,
    const Kmesh& K
)
{
    const Pair<scalarField> Ek
    (
        kShellIntegration
        (
            fft::forwardTransform
            (
                ReComplexField(U.primitiveField()),
                K.nn()
            ),
            K
        )
    );
 
    autoPtr<setWriter> writer
    (
        setWriter::New(U.time().controlDict().lookup("graphFormat"))
    );
 
    writer->write
    (
        U.time().path()
       /functionObjects::writeFile::outputPrefix
       /"graphs"
       /U.time().name(),
        "Ek",
        coordSet(true,"k", Ek.first()),
        "E(k)",
        Ek.second()
    );
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //