1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
28 DiagonalMatrix<Type> is a 2D diagonal matrix of objects
29 of type Type, size nxn
34 \*---------------------------------------------------------------------------*/
36 #ifndef DiagonalMatrix_H
37 #define DiagonalMatrix_H
41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
46 // * * * * * * * * * * * * Class Forward declaration * * * * * * * * * * * //
48 template<class Form, class Type> class Matrix;
50 /*---------------------------------------------------------------------------*\
51 Class DiagonalMatrix Declaration
52 \*---------------------------------------------------------------------------*/
63 //- Construct from diagonal component of a Matrix
65 DiagonalMatrix<Type>(const Matrix<Form, Type>&);
67 //- Construct empty from size
68 DiagonalMatrix<Type>(const label size);
70 //- Construct from size and a value
71 DiagonalMatrix<Type>(const label, const Type&);
76 //- Invert the diaganol matrix and return itself
77 DiagonalMatrix<Type>& invert();
83 //- Return the diagonal Matrix inverse
85 DiagonalMatrix<Type> inv(const DiagonalMatrix<Type>&);
88 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
90 } // End namespace Foam
92 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
95 # include "DiagonalMatrix.C"
98 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
102 // ************************************************************************* //