/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2025 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/>.

\*---------------------------------------------------------------------------*/

// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix()
:
    Matrix<RectangularMatrix<Type>, Type>()
{}


template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const SquareMatrix<Type>& SM
)
:
    Matrix<RectangularMatrix<Type>, Type>(SM)
{}


template<class Type>
inline Foam::autoPtr<Foam::RectangularMatrix<Type>>
Foam::RectangularMatrix<Type>::clone() const
{
    return autoPtr<RectangularMatrix<Type>>
    (
        new RectangularMatrix<Type>(*this)
    );
}


// * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //

template<class Type>
void Foam::RectangularMatrix<Type>::operator=(const zero)
{
    Matrix<RectangularMatrix<Type>, Type>::operator=(Zero);
}


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

namespace Foam
{

// * * * * * * * * * * * * * * * Friend Functions  * * * * * * * * * * * * * //

template<class Type>
inline RectangularMatrix<Type> outer
(
    const Field<Type>& f1,
    const Field<Type>& f2
)
{
    RectangularMatrix<Type> f1f2T(f1.size(), f2.size());

    for (label i=0; i<f1f2T.m(); i++)
    {
        for (label j=0; j<f1f2T.n(); j++)
        {
            f1f2T(i, j) = f1[i]*f2[j];
        }
    }

    return f1f2T;
}


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

} // End namespace Foam

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