coupledFvPatch.C

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#include "coupledFvPatch.H"

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

namespace Foam
{
    defineTypeNameAndDebug(coupledFvPatch, 0);
}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

Foam::coupledFvPatch::~coupledFvPatch()
{}


// * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * * //

void Foam::coupledFvPatch::makeWeights
(
    scalarField& w,
    const vectorField& nbrSf,
    const vectorField& nbrDelta
) const
{
    const vectorField delta(coupledFvPatch::delta());

    const scalarField nfDelta(nf() & delta);

    const scalarField nbrNfDelta((nbrSf/(mag(nbrSf) + vSmall)) & nbrDelta);

    forAll(delta, facei)
    {
        const scalar ndoi = nfDelta[facei];
        const scalar ndni = nbrNfDelta[facei];
        const scalar ndi = ndoi + ndni;

        if (ndni/vGreat < ndi)
        {
            w[facei] = ndni/ndi;
        }
        else
        {
            const scalar doi = mag(delta[facei]);
            const scalar dni = mag(nbrDelta[facei]);
            const scalar di = doi + dni;

            w[facei] = dni/di;
        }
    }
}


Foam::tmp<Foam::vectorField> Foam::coupledFvPatch::delta
(
    const vectorField& nbrDelta
) const
{
    if (transform().transforms())
    {
        return
            coupledFvPatch::delta()
          - transform().transform(nbrDelta);
    }
    else
    {
        return coupledFvPatch::delta() - nbrDelta;
    }
}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

Foam::tmp<Foam::vectorField> Foam::coupledFvPatch::delta() const
{
    return Cf() - Cn();
}


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