fvFieldDecomposer.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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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::fvFieldDecomposer
 
Description
    Finite Volume volume and surface field decomposer.
 
SourceFiles
    fvFieldDecomposer.C
    fvFieldDecomposerDecomposeFields.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef fvFieldDecomposer_H
#define fvFieldDecomposer_H
 
#include "fvMesh.H"
#include "fvPatchFieldMapper.H"
#include "surfaceFields.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
class IOobjectList;
 
/*---------------------------------------------------------------------------*\
                    Class fvFieldDecomposer Declaration
\*---------------------------------------------------------------------------*/
 
class fvFieldDecomposer
{
public:
 
        //- Patch field decomposer class
        class patchFieldDecomposer
        :
            public fvPatchFieldMapper
        {
            // Private data
 
                labelList directAddressing_;
 
        public:
 
            // Constructors
 
                //- Construct given addressing
                patchFieldDecomposer
                (
                    const labelUList& addressingSlice,
                    const label addressingOffset
                );
 
 
            // Member functions
 
                label size() const
                {
                    return directAddressing_.size();
                }
 
                bool direct() const
                {
                    return true;
                }
 
                //- Are there unmapped values
                bool hasUnmapped() const
                {
                    return false;
                }
 
                const labelUList& directAddressing() const
                {
                    return directAddressing_;
                }
        };
 
 
        //- Processor patch field decomposer class. Maps either owner or
        //  neighbour data (no interpolate anymore - processorFvPatchField
        //  holds neighbour data)
        class processorVolPatchFieldDecomposer
        :
            public fvPatchFieldMapper
        {
            // Private data
 
                labelList directAddressing_;
 
        public:
 
            //- Construct given addressing
            processorVolPatchFieldDecomposer
            (
                const fvMesh& mesh,
                const labelUList& addressingSlice
            );
 
 
            // Member functions
 
                label size() const
                {
                    return directAddressing_.size();
                }
 
                bool direct() const
                {
                    return true;
                }
 
                //- Are there unmapped values
                bool hasUnmapped() const
                {
                    return false;
                }
 
                const labelUList& directAddressing() const
                {
                    return directAddressing_;
                }
        };
 
 
        //- Processor patch field decomposer class. Surface field is assumed
        //  to have direction (so manipulates sign when mapping)
        class processorSurfacePatchFieldDecomposer
        :
            public fvPatchFieldMapper
        {
            labelListList addressing_;
            scalarListList weights_;
 
        public:
 
            //- Construct given addressing
            processorSurfacePatchFieldDecomposer
            (
                const labelUList& addressingSlice
            );
 
 
            // Member functions
 
                label size() const
                {
                    return addressing_.size();
                }
 
                bool direct() const
                {
                    return false;
                }
 
                //- Are there unmapped values
                bool hasUnmapped() const
                {
                    return false;
                }
 
                const labelListList& addressing() const
                {
                    return addressing_;
                }
 
                const scalarListList& weights() const
                {
                    return weights_;
                }
        };
 
 
private:
 
    // Private data
 
        //- Reference to complete mesh
        const fvMesh& completeMesh_;
 
        //- Reference to processor mesh
        const fvMesh& procMesh_;
 
        //- Reference to face addressing
        const labelList& faceAddressing_;
 
        //- Reference to cell addressing
        const labelList& cellAddressing_;
 
        //- Reference to boundary addressing
        const labelList& boundaryAddressing_;
 
        //- List of patch field decomposers
        List<patchFieldDecomposer*> patchFieldDecomposerPtrs_;
 
        List<processorVolPatchFieldDecomposer*>
            processorVolPatchFieldDecomposerPtrs_;
 
        List<processorSurfacePatchFieldDecomposer*>
            processorSurfacePatchFieldDecomposerPtrs_;
 
 
    // Private Member Functions
 
        //- Disallow default bitwise copy construct
        fvFieldDecomposer(const fvFieldDecomposer&);
 
        //- Disallow default bitwise assignment
        void operator=(const fvFieldDecomposer&);
 
 
public:
 
    // Constructors
 
        //- Construct from components
        fvFieldDecomposer
        (
            const fvMesh& completeMesh,
            const fvMesh& procMesh,
            const labelList& faceAddressing,
            const labelList& cellAddressing,
            const labelList& boundaryAddressing
        );
 
 
    //- Destructor
    ~fvFieldDecomposer();
 
 
    // Member Functions
 
        //- Decompose volume field
        template<class Type>
        tmp<GeometricField<Type, fvPatchField, volMesh> >
        decomposeField
        (
            const GeometricField<Type, fvPatchField, volMesh>& field,
            const bool allowUnknownPatchFields = false
        ) const;
 
        //- Decompose surface field
        template<class Type>
        tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
        decomposeField
        (
            const GeometricField<Type, fvsPatchField, surfaceMesh>& field
        ) const;
 
        template<class GeoField>
        void decomposeFields(const PtrList<GeoField>& fields) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
#   include "fvFieldDecomposerDecomposeFields.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //