waveModel.H

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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
    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::waveModel
 
Description
    Generic base class for waves. Derived classes must implement field
    functions which return the elevation above the wave surface and the
    velocity field, both as a function of position.
 
SourceFiles
    waveModel.C
    waveModelNew.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef waveModel_H
#define waveModel_H
 
#include "dictionary.H"
#include "Function1.H"
#include "runTimeSelectionTables.H"
#include "vectorField.H"
#include "vector2DField.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class waveModel Declaration
\*---------------------------------------------------------------------------*/
 
class waveModel
{
    // Private Data
 
        //- Gravitational acceleration [m/s^2]
        const scalar g_;
 
 
public:
 
    //- Runtime type information
    TypeName("waveModel");
 
 
    // Declare runtime construction
    declareRunTimeSelectionTable
    (
        autoPtr,
        waveModel,
        dictionary,
        (const dictionary& dict, const scalar g),
        (dict, g)
    );
 
 
    // Constructors
 
        //- Construct a copy
        waveModel(const waveModel& wave);
 
        //- Construct from a dictionary and gravity
        waveModel(const dictionary& dict, const scalar g);
 
        //- Construct a clone
        virtual autoPtr<waveModel> clone() const = 0;
 
 
    // Selectors
 
        //- Select
        static autoPtr<waveModel> New
        (
            const dictionary& dict,
            const scalar g
        );
 
        //- Select
        static autoPtr<waveModel> New
        (
            const word& type,
            const dictionary& dict,
            const scalar g
        );
 
 
    //- Destructor
    virtual ~waveModel();
 
 
    // Member Functions
 
        // Access
 
            //- Get the value of gravity
            scalar g() const
            {
                return g_;
            }
 
        //- Get the wave elevation at a given time and local coordinates. Local
        //  x is aligned with the direction of propagation.
        virtual tmp<scalarField> elevation
        (
            const scalar t,
            const scalarField& x
        ) const = 0;
 
        //- Get the wave velocity at a given time and local coordinates. Local
        //  x is aligned with the direction of propagation, and z with negative
        //  gravity.
        virtual tmp<vector2DField> velocity
        (
            const scalar t,
            const vector2DField& xz
        ) const = 0;
 
        //- Write
        virtual void write(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //