RectangularMatrixI.H

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    Copyright (C) 2019-2022 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
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    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
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// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const label m,
    const label n
)
:
    Matrix<RectangularMatrix<Type>, Type>(m, n)
{}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const label n
)
:
    Matrix<RectangularMatrix<Type>, Type>(n, n)
{}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const label m,
    const label n,
    Foam::zero
)
:
    Matrix<RectangularMatrix<Type>, Type>(m, n, Foam::zero{})
{}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const label m,
    const label n,
    const Type& val
)
:
    Matrix<RectangularMatrix<Type>, Type>(m, n, val)
{}
 
 
template<class Type>
template<class AnyType>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const labelPair& dims,
    const Identity<AnyType>
)
:
    RectangularMatrix<Type>(dims.first(), dims.second(), Foam::zero{})
{
    const label len = Foam::min(dims.first(), dims.second());
 
    for (label i = 0; i < len; ++i)
    {
        this->operator()(i, i) = pTraits<Type>::one;
    }
}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const labelPair& dims
)
:
    RectangularMatrix<Type>(dims.first(), dims.second())
{}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const labelPair& dims,
    Foam::zero
)
:
    RectangularMatrix<Type>(dims.first(), dims.second(), Foam::zero{})
{}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const labelPair& dims,
    const Type& val
)
:
    RectangularMatrix<Type>(dims.first(), dims.second(), val)
{}
 
 
template<class Type>
template<class MatrixType>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const ConstMatrixBlock<MatrixType>& mat
)
:
    Matrix<RectangularMatrix<Type>, Type>(mat)
{}
 
 
template<class Type>
template<class MatrixType>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const MatrixBlock<MatrixType>& mat
)
:
    Matrix<RectangularMatrix<Type>, Type>(mat)
{}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix
(
    const SquareMatrix<Type>& mat
)
:
    Matrix<RectangularMatrix<Type>, Type>(mat)
{}
 
 
template<class Type>
inline Foam::RectangularMatrix<Type>::RectangularMatrix(Istream& is)
:
    Matrix<RectangularMatrix<Type>, Type>(is)
{}
 
 
template<class Type>
inline Foam::autoPtr<Foam::RectangularMatrix<Type>>
Foam::RectangularMatrix<Type>::clone() const
{
    return autoPtr<RectangularMatrix<Type>>::New(*this);
}
 
 
// * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //
 
template<class Type>
inline void Foam::RectangularMatrix<Type>::operator=
(
    RectangularMatrix<Type>&& mat
)
{
    this->transfer(mat);
}
 
 
template<class Type>
inline void Foam::RectangularMatrix<Type>::operator=(Foam::zero)
{
    Matrix<RectangularMatrix<Type>, Type>::operator=(Foam::zero{});
}
 
 
template<class Type>
inline void Foam::RectangularMatrix<Type>::operator=(const Type& val)
{
    Matrix<RectangularMatrix<Type>, Type>::operator=(val);
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * Global Functions  * * * * * * * * * * * * * //
 
template<class Type>
class typeOfInnerProduct<Type, RectangularMatrix<Type>, RectangularMatrix<Type>>
{
public:
 
    typedef RectangularMatrix<Type> type;
};
 
 
template<class Type>
class typeOfInnerProduct<Type, RectangularMatrix<Type>, SquareMatrix<Type>>
{
public:
 
    typedef RectangularMatrix<Type> type;
};
 
 
template<class Type>
class typeOfInnerProduct<Type, SquareMatrix<Type>, RectangularMatrix<Type>>
{
public:
 
    typedef RectangularMatrix<Type> type;
};
 
 
// * * * * * * * * * * * * * * * Friend Functions  * * * * * * * * * * * * * //
 
// Return the outer product of Field-Field as RectangularMatrix
template<class Type>
inline Foam::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
 
// ************************************************************************* //