fvConstraint.H

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2021-2024 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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::fvConstraint
 
Description
    Finite volume options abstract base class.
 
SourceFiles
    fvConstraint.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef fvConstraint_H
#define fvConstraint_H
 
#include "fvMatricesFwd.H"
#include "volFieldsFwd.H"
#include "dictionary.H"
#include "fvConstraintM.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
class fvMesh;
class polyTopoChangeMap;
class polyMeshMap;
class polyDistributionMap;
 
/*---------------------------------------------------------------------------*\
                           Class option Declaration
\*---------------------------------------------------------------------------*/
 
class fvConstraint
{
    // Private Member Data
 
        //- Constraint name
        const word name_;
 
        //- Constraint type
        const word constraintType_;
 
        //- Reference to the mesh database
        const fvMesh& mesh_;
 
 
    // Private Member Functions
 
        //- Apply a constraint to an equation
        template<class Type>
        bool constrainType
        (
            fvMatrix<Type>& eqn,
            const word& fieldName
        ) const;
 
        //- Apply constraint to a field
        template<class Type>
        bool constrainType(VolField<Type>& field) const;
 
 
public:
 
    //- Runtime type information
    TypeName("fvConstraint");
 
 
    // Declare run-time constructor selection table
 
        declareRunTimeSelectionTable
        (
            autoPtr,
            fvConstraint,
            dictionary,
            (
                const word& name,
                const word& constraintType,
                const fvMesh& mesh,
                const dictionary& dict
            ),
            (name, constraintType, mesh, dict)
        );
 
 
    // Constructors
 
        //- Construct from components
        fvConstraint
        (
            const word& name,
            const word& constraintType,
            const fvMesh& mesh,
            const dictionary& dict
        );
 
        //- Return clone
        autoPtr<fvConstraint> clone() const
        {
            NotImplemented;
            return autoPtr<fvConstraint>(nullptr);
        }
 
        //- Return pointer to new fvConstraint object created
        //  on the freestore from an Istream
        class iNew
        {
            //- Reference to the mesh
            const fvMesh& mesh_;
 
            const word& name_;
 
        public:
 
            iNew
            (
                const fvMesh& mesh,
                const word& name
            )
            :
                mesh_(mesh),
                name_(name)
            {}
 
            autoPtr<fvConstraint> operator()(Istream& is) const
            {
                // const word name(is);
                const dictionary dict(is);
 
                return autoPtr<fvConstraint>
                (
                    fvConstraint::New(name_, mesh_, dict)
                );
            }
        };
 
 
    // Selectors
 
        //- Return a reference to the selected fvConstraint
        static autoPtr<fvConstraint> New
        (
            const word& name,
            const fvMesh& mesh,
            const dictionary& dict
        );
 
 
    //- Destructor
    virtual ~fvConstraint();
 
 
    // Member Functions
 
        // Access
 
            //- Return const access to the source name
            inline const word& name() const;
 
            //- Return const access to the mesh database
            inline const fvMesh& mesh() const;
 
            //- Return the coefficients sub-dictionary
            inline const dictionary& coeffs(const dictionary&) const;
 
 
        // Checks
 
            //- Return the list of constrained fields
            virtual wordList constrainedFields() const;
 
            //- Return true if the given field is constrained
            virtual bool constrainsField(const word& fieldName) const;
 
 
        // Constraints
 
            //- Apply a constraint to an equation
            FOR_ALL_FIELD_TYPES(DEFINE_FV_CONSTRAINT_CONSTRAIN);
 
            //- Apply constraint to a field
            FOR_ALL_FIELD_TYPES(DEFINE_FV_CONSTRAINT_CONSTRAIN_FIELD);
 
 
        // Mesh changes
 
            //- Update for mesh motion
            virtual bool movePoints() = 0;
 
            //- Update topology using the given map
            virtual void topoChange(const polyTopoChangeMap&) = 0;
 
            //- Update from another mesh using the given map
            virtual void mapMesh(const polyMeshMap&) = 0;
 
            //- Redistribute or update using the given distribution map
            virtual void distribute(const polyDistributionMap&) = 0;
 
 
        // IO
 
            //- Read source dictionary
            virtual bool read(const dictionary& dict);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "fvConstraintI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //