GravityForce.H

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/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright (C) 2011-2018 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
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    You should have received a copy of the GNU General Public License
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Class
    Foam::GravityForce

Description
    Calculates particle gravity force

SourceFiles
    GravityForceI.H
    GravityForce.C

\*---------------------------------------------------------------------------*/

#ifndef GravityForce_H
#define GravityForce_H

#include "ParticleForce.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

class fvMesh;

/*---------------------------------------------------------------------------*\
                       Class GravityForce Declaration
\*---------------------------------------------------------------------------*/

template<class CloudType>
class GravityForce
:
    public ParticleForce<CloudType>
{
    // Private data

        //- Reference to the acceleration due to gravity
        const vector& g_;


public:

    //- Runtime type information
    TypeName("gravity");


    // Constructors

        //- Construct from mesh
        GravityForce
        (
            CloudType& owner,
            const fvMesh& mesh,
            const dictionary& dict
        );

        //- Construct copy
        GravityForce(const GravityForce& gf);

        //- Construct and return a clone
        virtual autoPtr<ParticleForce<CloudType>> clone() const
        {
            return autoPtr<ParticleForce<CloudType>>
            (
                new GravityForce<CloudType>(*this)
            );
        }


    //- Destructor
    virtual ~GravityForce();


    // Member Functions

        // Access

            //- Return the acceleration due to gravity
            inline const vector& g() const;


        // Evaluation

            //- Calculate the non-coupled force
            virtual forceSuSp calcNonCoupled
            (
                const typename CloudType::parcelType& p,
                const typename CloudType::parcelType::trackingData& td,
                const scalar dt,
                const scalar mass,
                const scalar Re,
                const scalar muc
            ) const;
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#include "GravityForceI.H"

#ifdef NoRepository
    #include "GravityForce.C"
#endif

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //