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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2020 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
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::processorLduInterface
Description
An abstract base class for processor coupled interfaces.
SourceFiles
processorLduInterface.C
processorLduInterfaceTemplates.C
\*---------------------------------------------------------------------------*/
#ifndef processorLduInterface_H
#define processorLduInterface_H
#include "lduInterface.H"
#include "transformer.H"
#include "primitiveFieldsFwd.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class processorLduInterface Declaration
\*---------------------------------------------------------------------------*/
class processorLduInterface
{
// Private Data
//- Send buffer.
// Only sized and used when compressed or non-blocking comms used.
mutable List<char> sendBuf_;
//- Receive buffer.
// Only sized and used when compressed or non-blocking comms used.
mutable List<char> receiveBuf_;
//- Resize the buffer if required
void resizeBuf(List<char>& buf, const label size) const;
public:
//- Runtime type information
TypeName("processorLduInterface");
// Constructors
//- Construct null
processorLduInterface();
//- Destructor
virtual ~processorLduInterface();
// Member Functions
// Access
//- Return communicator used for parallel communication
virtual label comm() const = 0;
//- Return processor number (rank in communicator)
virtual int myProcNo() const = 0;
//- Return neighbour processor number (rank in communicator)
virtual int neighbProcNo() const = 0;
//- Return transformation between the coupled patches
virtual const transformer& transform() const = 0;
//- Return message tag used for sending
virtual int tag() const = 0;
// Transfer functions
//- Raw send function
template<class Type>
void send
(
const Pstream::commsTypes commsType,
const UList<Type>&
) const;
//- Raw field receive function
template<class Type>
void receive
(
const Pstream::commsTypes commsType,
UList<Type>&
) const;
//- Raw field receive function returning field
template<class Type>
tmp<Field<Type>> receive
(
const Pstream::commsTypes commsType,
const label size
) const;
//- Raw field send function with data compression
template<class Type>
void compressedSend
(
const Pstream::commsTypes commsType,
const UList<Type>&
) const;
//- Raw field receive function with data compression
template<class Type>
void compressedReceive
(
const Pstream::commsTypes commsType,
UList<Type>&
) const;
//- Raw field receive function with data compression returning field
template<class Type>
tmp<Field<Type>> compressedReceive
(
const Pstream::commsTypes commsType,
const label size
) const;
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#ifdef NoRepository
#include "processorLduInterfaceTemplates.C"
#endif
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //
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