SymmetricSquareMatrix.H

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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::SymmetricSquareMatrix
 
Description
    A templated 2D square symmetric matrix of objects of <T>, where the
    n x n matrix dimension is known and used for subscript bounds checking, etc.
 
SourceFiles
    SymmetricSquareMatrixI.H
    SymmetricSquareMatrix.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef SymmetricSquareMatrix_H
#define SymmetricSquareMatrix_H
 
#include "SquareMatrix.H"
#include "Identity.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                    Class SymmetricSquareMatrix Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class SymmetricSquareMatrix
:
    public Matrix<SymmetricSquareMatrix<Type>, Type>
{
 
public:
 
    // Constructors
 
        //- Null constructor.
        inline SymmetricSquareMatrix();
 
        //- Construct given number of rows/columns.
        inline SymmetricSquareMatrix(const label n);
 
        //- Construct given number of rows/columns, initialising to zero
        inline SymmetricSquareMatrix(const label n, const zero);
 
        //- Construct given number of rows/columns,
        inline SymmetricSquareMatrix(const label n, const Identity<Type>);
 
        //- Construct with given number of rows/columns
        //  initialising all elements to the given value
        inline SymmetricSquareMatrix(const label n, const Type&);
 
        //- Construct from Istream.
        inline SymmetricSquareMatrix(Istream&);
 
        //- Clone
        inline autoPtr<SymmetricSquareMatrix<Type>> clone() const;
 
 
    // Member Functions
 
        //- Return the instantiated type name
        static word typeName()
        {
            return
                word("SymmetricSquareMatrix<") + pTraits<Type>::typeName + '>';
        }
 
 
    // Member Operators
 
        using Matrix<SymmetricSquareMatrix<Type>, Type>::operator=;
};
 
 
// Global functions
 
//- Return the LU decomposed SymmetricSquareMatrix inverse
template<class Type>
SymmetricSquareMatrix<Type> invDecomposed(const SymmetricSquareMatrix<Type>&);
 
//- Return the SymmetricSquareMatrix inverse
template<class Type>
SymmetricSquareMatrix<Type> inv(const SymmetricSquareMatrix<Type>&);
 
//- Return the LU decomposed SymmetricSquareMatrix det
template<class Type>
Type detDecomposed(const SymmetricSquareMatrix<Type>&);
 
//- Return the SymmetricSquareMatrix det
template<class Type>
Type det(const SymmetricSquareMatrix<Type>&);
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "SymmetricSquareMatrixI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "SymmetricSquareMatrix.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //