pointVolInterpolation.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) Wikki Ltd
    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::pointVolInterpolation
 
Description
 
SourceFiles
    pointVolInterpolation.C
    pointVolInterpolate.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef pointVolInterpolation_H
#define pointVolInterpolation_H
 
#include "primitiveFieldsFwd.H"
#include "primitivePatchInterpolation.H"
#include "volFieldsFwd.H"
#include "pointFieldsFwd.H"
#include "scalarList.H"
#include "tmp.H"
#include "className.H"
#include "FieldFields.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
class fvMesh;
class pointMesh;
 
/*---------------------------------------------------------------------------*\
                    Class pointVolInterpolation Declaration
\*---------------------------------------------------------------------------*/
 
class pointVolInterpolation
{
    // Private data
 
        const pointMesh& pointMesh_;
        const fvMesh& fvMesh_;
 
        //- Interpolation scheme weighting factor array.
        mutable FieldField<Field, scalar>* volWeightsPtr_;
 
        //- Primitive patch interpolators
        mutable PtrList<primitivePatchInterpolation>* patchInterpolatorsPtr_;
 
 
    // Private member functions
 
        //- Return patch interpolators
        const PtrList<primitivePatchInterpolation>& patchInterpolators() const;
 
        //- Construct point weighting factors
        void makeWeights() const;
 
        //- Clear addressing
        void clearAddressing() const;
 
        //- Clear geometry
        void clearGeom() const;
 
 
protected:
 
        const pointMesh& pMesh() const
        {
            return pointMesh_;
        }
 
        const fvMesh& vMesh() const
        {
            return fvMesh_;
        }
 
 
public:
 
    // Declare name of the class and it's debug switch
    ClassName("pointVolInterpolation");
 
 
    // Constructors
 
        //- Constructor given pointMesh and fvMesh.
        pointVolInterpolation(const pointMesh&, const fvMesh&);
 
 
    // Destructor
 
        ~pointVolInterpolation();
 
 
    // Member functions
 
        // Access
 
            //- Return reference to weights arrays.
            //  This also constructs the weighting factors if necessary.
            const FieldField<Field, scalar>& volWeights() const;
 
 
        // Edit
 
            //- Update mesh topology using the morph engine
            void updateTopology();
 
            //- Correct weighting factors for moving mesh.
            bool movePoints();
 
 
    // Interpolation functions
 
        //- Interpolate from pointField to volField
        //  using inverse distance weighting
        template<class Type>
        void interpolate
        (
            const GeometricField<Type, pointPatchField, pointMesh>&,
            GeometricField<Type, fvPatchField, volMesh>&
        ) const;
 
        //- Interpolate pointField returning volField
        //  using inverse distance weighting
        template<class Type>
        tmp<GeometricField<Type, fvPatchField, volMesh>> interpolate
        (
            const GeometricField<Type, pointPatchField, pointMesh>&
        ) const;
 
        //- Interpolate tmp<pointField> returning volField
        //  using inverse distance weighting
        template<class Type>
        tmp<GeometricField<Type, fvPatchField, volMesh>> interpolate
        (
            const tmp<GeometricField<Type, pointPatchField, pointMesh>>&
        ) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
#   include "pointVolInterpolate.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //