quadraticRamp.H

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2017-2024 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::Function1s::quadraticRamp
 
Description
    Quadratic ramp function starting from 0 and increasing quadratically
    to 1 from \c t_0 over the \c duration and remaining at 1 thereafter.
 
See also
    Foam::Function1s::Ramp
 
SourceFiles
    quadraticRamp.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef quadraticRamp_H
#define quadraticRamp_H
 
#include "Ramp.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace Function1s
{
 
/*---------------------------------------------------------------------------*\
                        Class quadraticRamp Declaration
\*---------------------------------------------------------------------------*/
 
class quadraticRamp
:
    public Ramp<quadraticRamp>
{
 
public:
 
    // Runtime type information
    TypeName("quadraticRamp");
 
 
    // Constructors
 
        //- Construct from name and dictionary
        quadraticRamp
        (
            const word& name,
            const unitConversions& units,
            const dictionary& dict
        );
 
 
    //- Destructor
    virtual ~quadraticRamp();
 
 
    // Member Functions
 
        //- Return value for time t
        virtual inline scalar value(const scalar t) const;
 
        //- Return the integral between times t1 and t2
        virtual inline scalar integral
        (
            const scalar t1,
            const scalar t2
        ) const;
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const quadraticRamp&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Function1s
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "quadraticRampI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //