IParallelNonBlockingCollectiveDispatch.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2022 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
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/* IParallelNonBlockingCollectiveDispatch.h                    (C) 2000-2015 */
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/* Interface des collectives non blocantes pour un type donné.               */
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#ifndef ARCANE_IPARALLELNONBLOCKINGCOLLECTIVEDISPATCH_H
#define ARCANE_IPARALLELNONBLOCKINGCOLLECTIVEDISPATCH_H
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#include "arcane/ArcaneTypes.h"
#include "arcane/Parallel.h"
 
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ARCANE_BEGIN_NAMESPACE
 
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/*!
 * \internal
 * \brief Interface des collectives non blocantes pour le type \a Type.
 */
template<class Type>
class IParallelNonBlockingCollectiveDispatchT
{
 public:
  typedef Parallel::Request Request;
  typedef Parallel::eReduceType eReduceType;
 public:
  virtual ~IParallelNonBlockingCollectiveDispatchT() {}
  virtual void finalize() =0;
 public:
  virtual Request broadcast(ArrayView<Type> send_buf,Integer sub_domain) =0;
  virtual Request allGather(ConstArrayView<Type> send_buf,ArrayView<Type> recv_buf) =0;
  virtual Request allGatherVariable(ConstArrayView<Type> send_buf,Array<Type>& recv_buf) =0;
  virtual Request gather(ConstArrayView<Type> send_buf,ArrayView<Type> recv_buf,Integer rank) =0;
  virtual Request gatherVariable(ConstArrayView<Type> send_buf,Array<Type>& recv_buf,Integer rank) =0;
  virtual Request scatterVariable(ConstArrayView<Type> send_buf,ArrayView<Type> recv_buf,Integer root) =0;
  virtual Request allToAll(ConstArrayView<Type> send_buf,ArrayView<Type> recv_buf,Integer count) =0;
  virtual Request allToAllVariable(ConstArrayView<Type> send_buf,Int32ConstArrayView send_count,
                                   Int32ConstArrayView send_index,ArrayView<Type> recv_buf,
                                   Int32ConstArrayView recv_count,Int32ConstArrayView recv_index) =0;
  virtual Request allReduce(eReduceType op,ConstArrayView<Type> send_buf,ArrayView<Type> recv_buf) =0;
};
 
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ARCANE_END_NAMESPACE
 
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#endif