lduInterfaceField.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011-2013 OpenFOAM Foundation
    Copyright (C) 2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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::lduInterfaceField
 
Description
    An abstract base class for implicitly-coupled interface fields
    e.g. processor and cyclic patch fields.
 
SourceFiles
    lduInterfaceField.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef lduInterfaceField_H
#define lduInterfaceField_H
 
#include "lduInterface.H"
#include "primitiveFieldsFwd.H"
#include "Pstream.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
class lduMatrix;
 
/*---------------------------------------------------------------------------*\
                     Class lduInterfaceField Declaration
\*---------------------------------------------------------------------------*/
 
class lduInterfaceField
{
    // Private data
 
        //- Reference to the coupled patch this field is defined for
        const lduInterface& interface_;
 
        //- Update index used so that updateInterfaceMatrix is called only once
        //  during the construction of the matrix
        bool updatedMatrix_;
 
 
    // Private Member Functions
 
        //- No copy construct
        lduInterfaceField(const lduInterfaceField&) = delete;
 
        //- No copy assignment
        void operator=(const lduInterfaceField&) = delete;
 
 
public:
 
    //- Runtime type information
    TypeName("lduInterfaceField");
 
 
    // Constructors
 
        //- Construct given coupled patch
        explicit lduInterfaceField(const lduInterface& patch)
        :
            interface_(patch),
            updatedMatrix_(false)
        {}
 
 
    //- Destructor
    virtual ~lduInterfaceField() = default;
 
 
    // Member Functions
 
        // Access
 
            //- Return the interface
            const lduInterface& interface() const
            {
                return interface_;
            }
 
            //- Return the interface type
            virtual const word& interfaceFieldType() const
            {
                return type();
            }
 
 
        // Coupled interface matrix update
 
            //- Whether matrix has been updated
            bool updatedMatrix() const
            {
                return updatedMatrix_;
            }
 
            //- Whether matrix has been updated
            bool& updatedMatrix()
            {
                return updatedMatrix_;
            }
 
            //- Is all data available
            virtual bool ready() const
            {
                return true;
            }
 
            //- Initialise neighbour matrix update.
            //- Add/subtract coupled contributions to matrix
            virtual void initInterfaceMatrixUpdate
            (
                solveScalarField& result,
                const bool add,
                const solveScalarField& psiInternal,
                const scalarField& coeffs,
                const direction cmpt,
                const Pstream::commsTypes commsType
            ) const
            {}
 
            //- Update result field based on interface functionality.
            //- Add/subtract coupled contributions to matrix
            virtual void updateInterfaceMatrix
            (
                solveScalarField& result,
                const bool add,
                const solveScalarField& psiInternal,
                const scalarField& coeffs,
                const direction cmpt,
                const Pstream::commsTypes commsType
            ) const = 0;
 
            //- Add/subtract weighted contributions to internal field
            template<class Type>
            void addToInternalField
            (
                Field<Type>& result,
                const bool add,
                const scalarField& coeffs,
                const Field<Type>& vals
            ) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "lduInterfaceFieldTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //