TimeState.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
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-------------------------------------------------------------------------------
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
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    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::TimeState
 
Description
    The time value with time-stepping information, user-defined remapping, etc.
 
SourceFiles
    TimeState.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef TimeState_H
#define TimeState_H
 
#include "dimensionedScalar.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class TimeState Declaration
\*---------------------------------------------------------------------------*/
 
 
class TimeState
:
    public dimensionedScalar
{
 
protected:
 
        label timeIndex_;
        scalar deltaT_;
        scalar deltaTSave_;
        scalar deltaT0_;
        bool deltaTchanged_;
 
        label outputTimeIndex_;
        //- Is outputTime because of primary?
        bool primaryOutputTime_;
 
        label secondaryOutputTimeIndex_;
        //- Is outputTime because of secondary?
        bool secondaryOutputTime_;
 
        bool outputTime_;
 
public:
 
    // Constructors
 
        TimeState();
 
 
    //- Destructor
    virtual ~TimeState();
 
 
    // Member functions
 
        // Access
 
            //- Convert the user-time (e.g. CA deg) to real-time (s).
            virtual scalar userTimeToTime(const scalar theta) const;
 
            //- Convert the real-time (s) into user-time (e.g. CA deg)
            virtual scalar timeToUserTime(const scalar t) const;
 
            //- Return current time value
            scalar timeOutputValue() const;
 
            //- Return current time index
            label timeIndex() const;
 
            //- Return time step value
            inline scalar deltaTValue() const
            {
                return deltaT_;
            }
 
            //- Return old time step value
            inline scalar deltaT0Value() const
            {
                return deltaT0_;
            }
 
            //- Return time step
            dimensionedScalar deltaT() const;
 
            //- Return old time step
            dimensionedScalar deltaT0() const;
 
 
        // Check
 
            //- Return true if this is an output time (primary or secondary)
            bool outputTime() const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //