distributedUnallocatedDirectFieldMapper.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2015 OpenFOAM Foundation
    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
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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
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::distributedUnallocatedDirectFieldMapper
 
Description
    FieldMapper with direct mapping from remote quantities.
 
\*---------------------------------------------------------------------------*/
 
#ifndef distributedUnallocatedDirectFieldMapper_H
#define distributedUnallocatedDirectFieldMapper_H
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
           Class distributedUnallocatedDirectFieldMapper Declaration
\*---------------------------------------------------------------------------*/
 
class distributedUnallocatedDirectFieldMapper
:
    public FieldMapper
{
    const labelUList& directAddressing_;
 
    const mapDistributeBase& distMap_;
 
    bool hasUnmapped_;
 
public:
 
    // Constructors
 
        //- Construct given addressing
        distributedUnallocatedDirectFieldMapper
        (
            const labelUList& directAddressing,
            const mapDistributeBase& distMap
        )
        :
            directAddressing_(directAddressing),
            distMap_(distMap),
            hasUnmapped_(directAddressing_.size() && min(directAddressing_) < 0)
        {}
 
 
    //- Destructor
    virtual ~distributedUnallocatedDirectFieldMapper() = default;
 
 
    // Member Functions
 
        virtual label size() const
        {
            return
            (
                notNull(directAddressing_)
              ? directAddressing_.size()
              : distMap_.constructSize()
            );
        }
 
        virtual bool direct() const
        {
            return true;
        }
 
        virtual bool distributed() const
        {
            return true;
        }
 
        virtual const mapDistributeBase& distributeMap() const
        {
            return distMap_;
        }
 
        virtual bool hasUnmapped() const
        {
            return hasUnmapped_;
        }
 
        virtual const labelUList& directAddressing() const
        {
            return directAddressing_;
        }
};
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //