fvPatch.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2011-2018 OpenFOAM Foundation
    Copyright (C) 2020 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::fvPatch
 
Description
    A finiteVolume patch using a polyPatch and a fvBoundaryMesh
 
SourceFiles
    fvPatch.C
    fvPatchNew.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef fvPatch_H
#define fvPatch_H
 
#include "polyPatch.H"
#include "labelList.H"
#include "SubList.H"
#include "typeInfo.H"
#include "tmp.H"
#include "primitiveFields.H"
#include "SubField.H"
#include "fvPatchFieldsFwd.H"
#include "autoPtr.H"
#include "runTimeSelectionTables.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward Declarations
class fvBoundaryMesh;
class surfaceInterpolation;
 
/*---------------------------------------------------------------------------*\
                           Class fvPatch Declaration
\*---------------------------------------------------------------------------*/
 
class fvPatch
{
    // Private Data
 
        //- Reference to the underlying polyPatch
        const polyPatch& polyPatch_;
 
        //- Reference to boundary mesh
        const fvBoundaryMesh& boundaryMesh_;
 
 
    // Private Member Functions
 
        //- No copy construct
        fvPatch(const fvPatch&) = delete;
 
        //- No copy assignment
        void operator=(const fvPatch&) = delete;
 
 
public:
 
    // Protected Member Functions
 
        //- Make patch weighting factors
        virtual void makeWeights(scalarField&) const;
 
        //- Correct patch deltaCoeffs
        virtual void makeDeltaCoeffs(scalarField&) const;
 
        //- Correct patch non-ortho deltaCoeffs
        virtual void makeNonOrthoDeltaCoeffs(scalarField&) const;
 
        //- Correct patch non-ortho correction vectors
        virtual void makeNonOrthoCorrVectors(vectorField&) const;
 
        //- Initialise the patches for moving points
        virtual void initMovePoints();
 
        //- Correct patches after moving points
        virtual void movePoints();
 
 
public:
 
    typedef fvBoundaryMesh BoundaryMesh;
 
    friend class fvBoundaryMesh;
    friend class surfaceInterpolation;
 
    //- Runtime type information
    TypeName(polyPatch::typeName_());
 
 
    // Declare run-time constructor selection tables
 
        declareRunTimeSelectionTable
        (
            autoPtr,
            fvPatch,
            polyPatch,
            (const polyPatch& patch, const fvBoundaryMesh& bm),
            (patch, bm)
        );
 
 
    // Constructors
 
        //- Construct from polyPatch and fvBoundaryMesh
        fvPatch(const polyPatch&, const fvBoundaryMesh&);
 
 
    // Selectors
 
        //- Return a pointer to a new patch created on freestore from polyPatch
        static autoPtr<fvPatch> New
        (
            const polyPatch&,
            const fvBoundaryMesh&
        );
 
 
    //- Destructor
    virtual ~fvPatch();
 
 
    // Member Functions
 
        //- Lookup the polyPatch index on corresponding fvMesh
        //  \note Fatal if the polyPatch is not associated with a fvMesh
        static const fvPatch& lookupPatch(const polyPatch& p);
 
 
    // Access
 
            //- Return the polyPatch
            const polyPatch& patch() const
            {
                return polyPatch_;
            }
 
            //- Return name
            virtual const word& name() const
            {
                return polyPatch_.name();
            }
 
            //- Return start label of this patch in the polyMesh face list
            virtual label start() const
            {
                return polyPatch_.start();
            }
 
            //- Return size
            virtual label size() const
            {
                return polyPatch_.size();
            }
 
            //- Return true if this patch is coupled
            virtual bool coupled() const
            {
                return polyPatch_.coupled();
            }
 
            //- Return true if the given type is a constraint type
            static bool constraintType(const word& pt);
 
            //- Return a list of all the constraint patch types
            static wordList constraintTypes();
 
            //- Return the index of this patch in the fvBoundaryMesh
            label index() const
            {
                return polyPatch_.index();
            }
 
            //- Return boundaryMesh reference
            const fvBoundaryMesh& boundaryMesh() const
            {
                return boundaryMesh_;
            }
 
            //- Slice list to patch
            template<class T>
            const typename List<T>::subList patchSlice(const List<T>& l) const
            {
                return typename List<T>::subList(l, size(), start());
            }
 
            //- Return faceCells
            virtual const labelUList& faceCells() const;
 
 
        // Access functions for geometrical data
 
            //- Return face centres
            const vectorField& Cf() const;
 
            //- Return neighbour cell centres
            tmp<vectorField> Cn() const;
 
            //- Return face area vectors
            const vectorField& Sf() const;
 
            //- Return face area magnitudes
            const scalarField& magSf() const;
 
            //- Return face normals
            tmp<vectorField> nf() const;
 
            //- Return cell-centre to face-centre vector
            //- except for coupled patches for which the cell-centre
            //- to coupled-cell-centre vector is returned
            virtual tmp<vectorField> delta() const;
 
 
        // Access functions for demand driven data
 
            //- Return patch weighting factors
            const scalarField& weights() const;
 
            //- Return the face - cell distance coefficient
            //- except for coupled patches for which the cell-centre
            //- to coupled-cell-centre distance coefficient is returned
            const scalarField& deltaCoeffs() const;
 
 
        // Evaluation functions
 
            //- Return given internal field next to patch as patch field
            template<class Type>
            tmp<Field<Type>> patchInternalField(const UList<Type>&) const;
 
            //- Return given internal field next to patch as patch field
            //- using faceCells mapping
            template<class Type>
            tmp<Field<Type>> patchInternalField
            (
                const UList<Type>&,
                const labelUList& faceCells
            ) const;
 
            //- Return given internal field next to patch as patch field
            template<class Type>
            void patchInternalField(const UList<Type>&, Field<Type>&) const;
 
            //- Return the corresponding patchField of the named field
            template<class GeometricField, class Type>
            const typename GeometricField::Patch& patchField
            (
                const GeometricField&
            ) const;
 
            //- Lookup and return the patchField of the named field from the
            //- local objectRegistry.
            //  N.B.  The dummy pointer arguments are used if this function is
            //  instantiated within a templated function to avoid a bug in gcc.
            //  See inletOutletFvPatchField.C and outletInletFvPatchField.C
            template<class GeometricField, class Type>
            const typename GeometricField::Patch& lookupPatchField
            (
                const word& name,
                const GeometricField* = nullptr,
                const Type* = nullptr
            ) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "fvPatchTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //