Files
openfoam/src/OpenFOAM/db/Time/TimeState.H

130 lines
3.4 KiB
C++

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2009 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 2 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, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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_;
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
bool outputTime() const;
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //