1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 1991-2009 OpenCFD Ltd.
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
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13 Free Software Foundation; either version 2 of the License, or (at your
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26 Foam::exponentialDiffusivity
29 Mesh motion diffusivity maipulator which returns the exp(-alpha/D)
30 of the given diffusivity D.
33 exponentialDiffusivity.C
35 \*---------------------------------------------------------------------------*/
37 #ifndef exponentialDiffusivity_H
38 #define exponentialDiffusivity_H
40 #include "motionDiffusivity.H"
42 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
47 /*---------------------------------------------------------------------------*\
48 Class exponentialDiffusivity Declaration
49 \*---------------------------------------------------------------------------*/
51 class exponentialDiffusivity
53 public motionDiffusivity
58 autoPtr<motionDiffusivity> basicDiffusivityPtr_;
61 // Private Member Functions
63 //- Disallow default bitwise copy construct
64 exponentialDiffusivity(const exponentialDiffusivity&);
66 //- Disallow default bitwise assignment
67 void operator=(const exponentialDiffusivity&);
72 //- Runtime type information
73 TypeName("exponential");
78 //- Construct for the given fvMotionSolver and data Istream
79 exponentialDiffusivity
81 const fvMotionSolver& mSolver,
88 virtual ~exponentialDiffusivity();
93 //- Return diffusivity field
94 virtual tmp<surfaceScalarField> operator()() const;
96 //- Correct the motion diffusivity
97 virtual void correct();
101 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
103 } // End namespace Foam
105 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
109 // ************************************************************************* //