setSizeFieldMapper.H

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/*---------------------------------------------------------------------------*\
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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::setSizeFieldMapper
 
Description
    Mapper which sets the field size. It does not actually map values.
 
\*---------------------------------------------------------------------------*/
 
#ifndef setSizeFieldMapper_H
#define setSizeFieldMapper_H
 
#include "fieldMapper.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                     Class setSizeFieldMapper Declaration
\*---------------------------------------------------------------------------*/
 
class setSizeFieldMapper
:
    public fieldMapper
{
    // Private Data
 
        //- The size the mapper will set the fields to have
        const label size_;
 
 
    // Private Member Functions
 
        //- Map a field in-place
        template<class Type>
        void map(Field<Type>& f, const Field<Type>&) const;
 
        //- Map a field and return the result
        template<class Type>
        tmp<Field<Type>> map(const Field<Type>&) const;
 
 
public:
 
    // Constructors
 
        //- Construct given size
        setSizeFieldMapper(const label size)
        :
            size_(size)
        {}
 
 
    //- Destructor
    virtual ~setSizeFieldMapper()
    {}
 
 
    // Member Operators
 
        //- Map a field
        FOR_ALL_FIELD_TYPES(DEFINE_FIELD_MAPPER_MAP_OPERATOR, );
 
        //- Map a label field
        DEFINE_FIELD_MAPPER_MAP_OPERATOR(label, );
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //