reducedUnits.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
     \\/     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::reducedUnits
 
Description
 
SourceFiles
    reducedUnitsI.H
    reducedUnits.C
    reducedUnitsIO.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef reducedUnits_H
#define reducedUnits_H
 
#include "scalar.H"
#include "IOdictionary.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                         Class reducedUnits Declaration
\*---------------------------------------------------------------------------*/
 
class reducedUnits
{
    // Private data
 
        // Reduced units
 
            // Fundamental values
 
                scalar refLength_;
 
                scalar refTime_;
 
                scalar refMass_;
 
            // Derived values
 
                scalar refEnergy_;
 
                scalar refTemp_;
 
                scalar refForce_;
 
                scalar refVelocity_;
 
                scalar refVolume_;
 
                scalar refPressure_;
 
                scalar refMassDensity_;
 
                scalar refNumberDensity_;
 
 
    // Private Member Functions
 
        void calcRefValues();
 
        //- Disallow default bitwise copy construct
        reducedUnits(const reducedUnits&);
 
        //- Disallow default bitwise assignment
        void operator=(const reducedUnits&);
 
 
public:
 
    // Static data members
 
        //- Static data someStaticData
        static const scalar kb;
 
 
    // Constructors
 
        //- Construct with no argument, uses default values:
        //  length  = 1nm
        //  mass = 1.660538782e-27kg (unified atomic mass unit)
        //  temperature = 1K (therefore, energy = 1*kb)
        reducedUnits();
 
        //- Construct from components
        reducedUnits
        (
            scalar refLength,
            scalar refTime,
            scalar refMass
        );
 
        //- Construct from dictionary
        reducedUnits(const IOdictionary& reducedUnitsDict);
 
 
    //- Destructor
    ~reducedUnits();
 
 
    // Member Functions
 
        void setRefValues
        (
            scalar refLength,
            scalar refTime,
            scalar refMass
        );
 
        void setRefValues(const IOdictionary& reducedUnitsDict);
 
 
        // Access
 
            inline scalar refLength() const;
 
            inline scalar refTime() const;
 
            inline scalar refMass() const;
 
            inline scalar refTemp() const;
 
            inline scalar refEnergy() const;
 
            inline scalar refForce() const;
 
            inline scalar refVelocity() const;
 
            inline scalar refVolume() const;
 
            inline scalar refPressure() const;
 
            inline scalar refMassDensity() const;
 
            inline scalar refNumberDensity() const;
 
 
    // IOstream Operators
 
        friend Ostream& operator<<(Ostream&, const reducedUnits&);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "reducedUnitsI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //