rhoThermo.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::rhoThermo
 
Description
    Base-class for fluid thermodynamic properties based on density.
 
See also
    Foam::basicThermo
 
SourceFiles
    rhoThermo.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef rhoThermo_H
#define rhoThermo_H
 
#include "fluidThermo.H"
#include "runTimeSelectionTables.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class rhoThermo Declaration
\*---------------------------------------------------------------------------*/
 
class rhoThermo
:
    virtual public fluidThermo
{
public:
 
    // Public Classes
 
        //- Forward declare the implementation class
        class implementation;
 
        //- Forward declare the composite class
        class composite;
 
 
    //- Runtime type information
    TypeName("rhoThermo");
 
 
    //- Declare run-time constructor selection table
    declareRunTimeSelectionTable
    (
        autoPtr,
        rhoThermo,
        fvMesh,
        (const fvMesh& mesh, const word& phaseName),
        (mesh, phaseName)
    );
 
 
    // Selectors
 
        //- Standard selection based on fvMesh
        static autoPtr<rhoThermo> New
        (
            const fvMesh&,
            const word& phaseName=word::null
        );
 
 
    //- Destructor
    virtual ~rhoThermo();
 
 
    // Member Functions
 
        // Fields derived from thermodynamic state variables
 
            //- Density [kg/m^3]
            virtual tmp<volScalarField> rho() const = 0;
 
            //- Density for patch [kg/m^3]
            virtual tmp<scalarField> rho(const label patchi) const = 0;
 
            //- Rename and return the thermodynamic density field [kg/m^3]
            //  This is used by solvers which create a separate continuity rho
            virtual tmp<volScalarField> renameRho() = 0;
 
            //- Return non-const access to the local density field [kg/m^3]
            virtual volScalarField& rho() = 0;
 
            //- Add the given density correction to the density field.
            //  Used to update the density field following pressure solution
            virtual void correctRho(const volScalarField& deltaRho) = 0;
};
 
 
/*---------------------------------------------------------------------------*\
                  Class rhoThermo::implementation Declaration
\*---------------------------------------------------------------------------*/
 
class rhoThermo::implementation
:
    virtual public rhoThermo
{
protected:
 
    // Protected data
 
        //- Density field [kg/m^3]
        //  Named 'rho' to avoid (potential) conflict with solver density
        volScalarField rho_;
 
 
public:
 
    // Constructors
 
        //- Construct from mesh and phase name
        implementation(const fvMesh&, const word& phaseName);
 
        //- Disallow default bitwise copy construction
        implementation(const implementation&) = delete;
 
 
    //- Destructor
    virtual ~implementation();
 
 
    // Member Functions
 
        // Fields derived from thermodynamic state variables
 
            //- Density [kg/m^3]
            virtual tmp<volScalarField> rho() const;
 
            //- Density for patch [kg/m^3]
            virtual tmp<scalarField> rho(const label patchi) const;
 
            //- Rename and return the thermodynamic density field [kg/m^3]
            //  This is used by solvers which create a separate continuity rho
            virtual tmp<volScalarField> renameRho();
 
            //- Return non-const access to the local density field [kg/m^3]
            virtual volScalarField& rho();
 
            //- Add the given density correction to the density field.
            //  Used to update the density field following pressure solution
            virtual void correctRho(const volScalarField& deltaRho);
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const implementation&) = delete;
};
 
 
/*---------------------------------------------------------------------------*\
                    Class rhoThermo::composite Declaration
\*---------------------------------------------------------------------------*/
 
class rhoThermo::composite
:
    public basicThermo::implementation,
    public fluidThermo::implementation,
    public rhoThermo::implementation
{
public:
 
    // Constructors
 
        //- Construct from mesh and phase name
        composite
        (
            const fvMesh& mesh,
            const word& phaseName
        )
        :
            basicThermo::implementation(mesh, phaseName),
            fluidThermo::implementation(mesh, phaseName),
            rhoThermo::implementation(mesh, phaseName)
        {}
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //