Files
openfoam/src/randomProcesses/processes/UOprocess/UOprocess.H
2011-01-05 11:14:26 +00:00

104 lines
2.6 KiB
C++

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2011 OpenCFD Ltd.
\\/ M anipulation |
-------------------------------------------------------------------------------
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::UOprocess
Description
Random UO process.
SourceFiles
UOprocess.C
\*---------------------------------------------------------------------------*/
#ifndef UOprocess_H
#define UOprocess_H
#include "complexFields.H"
#include "scalar.H"
#include "Random.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
class Kmesh;
class dictionary;
/*---------------------------------------------------------------------------*\
Class UOprocess Declaration
\*---------------------------------------------------------------------------*/
class UOprocess
{
// Private data
Random GaussGen;
const Kmesh& Mesh;
const scalar DeltaT, RootDeltaT;
complexVectorField UOfield;
scalar Alpha;
scalar Sigma;
scalar Kupper;
scalar Klower;
scalar Scale;
// Private Member Functions
complexVector WeinerProcess();
public:
// Constructors
//- Construct from wavenumber mesh and timestep
UOprocess
(
const Kmesh& kmesh,
const scalar deltaT,
const dictionary&
);
// Member Functions
const complexVectorField& newField();
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //