stepRamp.H

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    Copyright (C) 2017 OpenFOAM Foundation
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License
    This file is part of OpenFOAM.
 
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    under the terms of the GNU General Public License as published by
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Class
    Foam::Function1Types::stepRamp
 
Description
    Linear ramp function starting from 0 and increasing stepRamply to 1 from
    \c start over the \c duration and remaining at 1 thereafter.
 
See also
    Foam::Function1Types::ramp
 
SourceFiles
    stepRamp.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef stepRamp_H
#define stepRamp_H
 
#include "ramp.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace Function1Types
{
 
/*---------------------------------------------------------------------------*\
                           Class stepRamp Declaration
\*---------------------------------------------------------------------------*/
 
class stepRamp
:
    public ramp
{
 
    // Private data
 
        //- Interval for increasing the base value
        scalar interval_;
 
        //- Steps to reach maximum value
        scalar steps_;
 
 
    // Private Member Functions
 
        //- No copy assignment
        void operator=(const stepRamp&) = delete;
 
 
public:
 
    // Runtime type information
    TypeName("stepRamp");
 
 
    // Constructors
 
        //- Construct from entry name and dictionary
        stepRamp
        (
            const word& entryName,
            const dictionary& dict,
            const objectRegistry* obrPtr = nullptr
        );
 
 
    //- Destructor
    virtual ~stepRamp() = default;
 
 
    // Member Functions
 
        //- Return value for time t
        virtual inline scalar value(const scalar t) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Function1Types
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "stepRampI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //