/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2022 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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 "cyclicLduInterfaceField.H"
#include "diagTensorField.H"

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

namespace Foam
{
    defineTypeNameAndDebug(cyclicLduInterfaceField, 0);
}


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

Foam::cyclicLduInterfaceField::~cyclicLduInterfaceField()
{}


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

void Foam::cyclicLduInterfaceField::transformCoupleField
(
    scalarField& f,
    const direction cmpt
) const
{
    if (transforms())
    {
        const vector diagV(diag(transform().T()));

        if (rank() == 1)
        {
            f *= diagV.component(cmpt);
        }
        else if (rank() == 2)
        {
            f *= sqr(diagV).component(cmpt);
        }
        else
        {
            FatalErrorInFunction
                << "Rank " << rank() << " not supported" << exit(FatalError);
        }
    }
}


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