fvPatchMapper.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::fvPatchMapper
 
Description
    Mapping class for a fvPatchField.
 
SourceFiles
    fvPatchMapper.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef fvPatchMapper_H
#define fvPatchMapper_H
 
#include "fvPatchFieldMapper.H"
#include "faceMapper.H"
#include "fvPatch.H"
#include "primitiveFields.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of classes
class fvPatch;
class polyTopoChangeMap;
 
/*---------------------------------------------------------------------------*\
                        Class fvPatchMapper Declaration
\*---------------------------------------------------------------------------*/
 
class fvPatchMapper
:
    public generalFvPatchFieldMapper
{
    // Private Data
 
        //- Reference to patch
        const fvPatch& patch_;
 
        //- Reference to face mapper
        const faceMapper& faceMap_;
 
        //- Size before mapping
        const label sizeBeforeMapping_;
 
 
    // Demand-driven private data
 
        mutable bool hasUnmapped_;
 
        //- Direct addressing (only one for of addressing is used)
        mutable labelList* directAddrPtr_;
 
        //- Interpolated addressing (only one for of addressing is used)
        mutable labelListList* interpolationAddrPtr_;
 
        //- Interpolation weights
        mutable scalarListList* weightsPtr_;
 
 
    // Private Member Functions
 
        //- Calculate addressing for mapping with inserted cells
        void calcAddressing() const;
 
        //- Clear out local storage
        void clearOut();
 
 
public:
 
    // Constructors
 
        //- Construct from mappers
        fvPatchMapper
        (
            const fvPatch& patch,
            const faceMapper& faceMap
        );
 
        //- Disallow default bitwise copy construction
        fvPatchMapper(const fvPatchMapper&) = delete;
 
 
    //- Destructor
    virtual ~fvPatchMapper();
 
 
    // Member Functions
 
        //- Return size of field before mapping
        virtual label sizeBeforeMapping() const
        {
            return sizeBeforeMapping_;
        }
 
        //- Is the mapping direct
        virtual bool direct() const
        {
            return faceMap_.direct();
        }
 
        virtual bool hasUnmapped() const
        {
            return hasUnmapped_;
        }
 
        //- Return direct addressing
        virtual const labelUList& directAddressing() const;
 
        //- Return interpolated addressing
        virtual const labelListList& addressing() const;
 
        //- Return interpolation weights
        virtual const scalarListList& weights() const;
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const fvPatchMapper&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //