SlicedDimensionedField.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2022 OpenFOAM Foundation
    Copyright (C) 2022 OpenCFD Ltd.
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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
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    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
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Class
    Foam::SlicedDimensionedField
 
Description
    Specialisation of DimensionedField that holds a slice of a given
    field so that it acts as a DimensionedField.
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_SlicedDimensionedField_H
#define Foam_SlicedDimensionedField_H
 
#include "DimensionedField.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                   Class SlicedDimensionedField Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type, class GeoMesh>
class SlicedDimensionedField
:
    public DimensionedField<Type, GeoMesh>
{
public:
 
    // Public Typedefs
 
        //- Type of mesh on which this SlicedDimensionedField is instantiated
        typedef typename GeoMesh::Mesh Mesh;
 
 
    // Constructors
 
        //- Construct from components and field to slice
        SlicedDimensionedField
        (
            const IOobject& io,
            const Mesh& mesh,
            const dimensionSet& dims,
            const Field<Type>& iField
        )
        :
            DimensionedField<Type, GeoMesh>(io, mesh, dims, Field<Type>())
        {
            // Set internalField to the slice of the complete field
            UList<Type>::shallowCopy
            (
                SubList<Type>(iField, GeoMesh::size(mesh))
            );
        }
 
 
    //- Destructor
    ~SlicedDimensionedField()
    {
        // Set internalField to nullptr to avoid deletion of underlying field
        UList<Type>::shallowCopy(nullptr);
    }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //