reconstructionSchemes.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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-------------------------------------------------------------------------------
    Copyright (C) 2019-2020 DLR
-------------------------------------------------------------------------------
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::reconstructionSchemes
 
Description
    Original code supplied by Henning Scheufler, DLR (2019)
 
SourceFiles
    reconstructionSchemes.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef reconstructionSchemes_H
#define reconstructionSchemes_H
 
#include "typeInfo.H"
#include "runTimeSelectionTables.H"
#include "dimensionedScalar.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "IOdictionary.H"
#include "DynamicField.H"
#include "MeshedSurface.H"
#include "MeshedSurfacesFwd.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                    Class reconstructionSchemes Declaration
\*---------------------------------------------------------------------------*/
 
class reconstructionSchemes
:
    public IOdictionary
{
    // Private Data
 
        //- Coefficients dictionary
        dictionary reconstructionSchemesCoeffs_;
 
 
protected:
 
    // Protected Data
 
        //- Reference to the VoF Field
        volScalarField& alpha1_;
 
        //- Reference to the face fluxes
        const surfaceScalarField& phi_;
 
        //- Reference to the velocity field
        const volVectorField& U_;
 
        //- Interface area normals
        volVectorField normal_;
 
        //- Interface centres
        volVectorField centre_;
 
        //- Is interface cell?
        boolList interfaceCell_;
 
        //- List of cell labels that have an interface
        DynamicField<label> interfaceLabels_;
 
        //- Store timeindex/iteration to avoid multiple reconstruction
        mutable Pair<label> timeIndexAndIter_;
 
 
    // Protected Member Functions
 
        //- Is the interface already up-to-date?
        bool alreadyReconstructed(bool forceUpdate = true) const;
 
        //- No copy construct
        reconstructionSchemes(const reconstructionSchemes&) = delete;
 
        //- No copy assignment
        void operator=(const reconstructionSchemes&) = delete;
 
 
public:
 
    // Public Classes
 
        class interface
        :
            public meshedSurface
        {
            //- For every face the original cell in mesh
            labelList meshCells_;
 
            public:
 
                interface
                (
                    const pointField& pointLst,
                    const faceList& faceLst,
                    const labelList& meshCells
                )
                :
                    meshedSurface(pointLst, faceLst, surfZoneList()),
                    meshCells_(meshCells)
                {}
 
                interface
                (
                    pointField&& pointLst,
                    faceList&& faceLst,
                    labelList&& meshCells
                )
                :
                    meshedSurface
                    (
                        std::move(pointLst),
                        std::move(faceLst),
                        surfZoneList()
                    ),
                    meshCells_(std::move(meshCells))
                {}
 
                //- For every face, the original cell in mesh
                const labelList& meshCells() const
                {
                    return meshCells_;
                }
        };
 
 
public:
 
    //- Runtime type information
    TypeName("reconstructionSchemes");
 
 
    // Declare run-time constructor selection table
 
        declareRunTimeSelectionTable
        (
            autoPtr,
            reconstructionSchemes,
            components,
            (
                volScalarField& alpha1,
                const surfaceScalarField& phi,
                const volVectorField& U,
                const dictionary& dict
            ),
            (alpha1, phi, U, dict)
        );
 
 
    // Selectors
 
        //- Return a reference to the selected phaseChange model
        static autoPtr<reconstructionSchemes> New
        (
            volScalarField& alpha1,
            const surfaceScalarField& phi,
            const volVectorField& U,
            const dictionary& dict
        );
 
 
    // Constructors
 
        //- Construct from components
        reconstructionSchemes
        (
            const word& type,
            volScalarField& alpha1,
            const surfaceScalarField& phi,
            const volVectorField& U,
            const dictionary& dict
        );
 
 
    //- Destructor
    virtual ~reconstructionSchemes() = default;
 
 
    // Member Functions
 
        //- Access to the model dictionary
        dictionary& modelDict() noexcept
        {
            return reconstructionSchemesCoeffs_;
        }
 
        //- Const access to the model dictionary
        const dictionary& modelDict() const noexcept
        {
            return reconstructionSchemesCoeffs_;
        }
 
        //- Reconstruct the interface
        virtual void reconstruct(bool forceUpdate = true) = 0;
 
        //- const-Reference to interface normals
        const volVectorField& normal() const noexcept
        {
            return normal_;
        }
 
        //- const-Reference to interface centres
        const volVectorField& centre() const noexcept
        {
            return centre_;
        }
 
        //- Reference to interface normals
        volVectorField& normal() noexcept
        {
            return normal_;
        }
 
        //- Reference to interface centres
        volVectorField& centre() noexcept
        {
            return centre_;
        }
 
        //- Does the cell contain interface
        const boolList& interfaceCell() const noexcept
        {
            return interfaceCell_;
        }
 
        //- List of cells with an interface
        const DynamicField<label>& interfaceLabels() const noexcept
        {
            return interfaceLabels_;
        }
 
        //- Map VoF Field in case of refinement
        virtual void mapAlphaField() const
        {}
 
        //- Generated interface surface points/faces.
        //  \note the points are disconnected!
        interface surface();
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //