RectangularMatrix.H

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    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2019 OpenCFD Ltd.
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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/>.
 
Class
    Foam::RectangularMatrix
 
Description
    A templated 2D rectangular m x n matrix of objects of <Type>.
 
    The matrix dimensions are used for subscript bounds checking etc.
 
SourceFiles
    RectangularMatrixI.H
    RectangularMatrix.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef RectangularMatrix_H
#define RectangularMatrix_H
 
#include "Matrix.H"
#include "SquareMatrix.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                      Class RectangularMatrix Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class RectangularMatrix
:
    public Matrix<RectangularMatrix<Type>, Type>
{
 
public:
 
    // Constructors
 
        //- Construct null
        inline RectangularMatrix();
 
        //- Construct a square matrix (rows == columns)
        inline explicit RectangularMatrix(const label n);
 
        //- Construct given number of rows/columns
        inline RectangularMatrix(const label m, const label n);
 
        //- Construct given number of rows/columns
        //- initializing all elements to zero
        inline RectangularMatrix(const label m, const label n, const zero);
 
        //- Construct given number of rows/columns
        //- initializing all elements to the given value
        inline RectangularMatrix(const label m, const label n, const Type& val);
 
        //- Construct for given number of rows/columns
        //- initializing all elements to zero, and diagonal to one
        template<class AnyType>
        inline RectangularMatrix(const labelPair& dims, const Identity<AnyType>);
 
        //- Construct given number of rows/columns
        inline explicit RectangularMatrix(const labelPair& dims);
 
        //- Construct given number of rows/columns
        //- initializing all elements to zero
        inline RectangularMatrix(const labelPair& dims, const zero);
 
        //- Construct given number of rows/columns
        //- initializing all elements to the given value
        inline RectangularMatrix(const labelPair& dims, const Type& val);
 
        //- Construct from a block of another matrix
        template<class MatrixType>
        inline RectangularMatrix(const ConstMatrixBlock<MatrixType>& mat);
 
        //- Construct from a block of another matrix
        template<class MatrixType>
        inline RectangularMatrix(const MatrixBlock<MatrixType>& mat);
 
        //- Construct as copy of a square matrix
        inline RectangularMatrix(const SquareMatrix<Type>& mat);
 
        //- Construct from Istream.
        inline explicit RectangularMatrix(Istream& is);
 
        //- Clone
        inline autoPtr<RectangularMatrix<Type>> clone() const;
 
 
    // Member Operators
 
        //- Assign all elements to zero
        inline void operator=(const zero);
 
        //- Assign all elements to value
        inline void operator=(const Type& val);
};
 
 
// * * * * * * * * * * * * * * * 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  * * * * * * * * * * * * * //
 
template<class Type>
RectangularMatrix<Type> outer(const Field<Type>& f1, const Field<Type>& f2);
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "RectangularMatrixI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //