exponentialDiffusivity.C

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2011-2012 OpenFOAM Foundation
-------------------------------------------------------------------------------
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.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "exponentialDiffusivity.H"
#include "surfaceFields.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(exponentialDiffusivity, 0);
 
    addToRunTimeSelectionTable
    (
        motionDiffusivity,
        exponentialDiffusivity,
        Istream
    );
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::exponentialDiffusivity::exponentialDiffusivity
(
    const fvMesh& mesh,
    Istream& mdData
)
:
    motionDiffusivity(mesh),
    alpha_(readScalar(mdData)),
    basicDiffusivityPtr_(motionDiffusivity::New(mesh, mdData))
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::exponentialDiffusivity::~exponentialDiffusivity()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::surfaceScalarField>
Foam::exponentialDiffusivity::operator()() const
{
    return exp(-alpha_/basicDiffusivityPtr_->operator()());
}
 
 
void Foam::exponentialDiffusivity::correct()
{
    basicDiffusivityPtr_->correct();
}
 
 
// ************************************************************************* //