IMeshMaterialVariableSynchronizer.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 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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/* IMeshMaterialVariableSynchronizer.h                         (C) 2000-2023 */
/*                                                                           */
/* Interface of the material variable synchronizer.                          */
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#ifndef ARCANE_MATERIALS_INTERNAL_IMESHMATERIALVARIABLESYNCHRONIZER_H
#define ARCANE_MATERIALS_INTERNAL_IMESHMATERIALVARIABLESYNCHRONIZER_H
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#include "arcane/materials/MaterialsGlobal.h"
 
#include "arcane/utils/ArrayView.h"
 
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namespace Arcane
{
class IVariableSynchronizer;
}
 
namespace Arcane::Materials
{
 
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/*!
 * \internal
 * \brief Interface of the material variable synchronizer.
 */
class ARCANE_MATERIALS_EXPORT IMeshMaterialVariableSynchronizer
{
 public:
 
  virtual ~IMeshMaterialVariableSynchronizer() {}
 
 public:
 
  //! Associated classical variable synchronizer.
  virtual IVariableSynchronizer* variableSynchronizer() = 0;
 
  /*!
   * \brief List of shared MatVarIndex for index rank \a index
   * in the variableSynchronizer::communicatingRanks() array;
   */
  virtual ConstArrayView<MatVarIndex> sharedItems(Int32 index) = 0;
 
  /*!
   * \brief List of ghost MatVarIndex for index rank \a index
   * in the variableSynchronizer::communicatingRanks() array;
   */
  virtual ConstArrayView<MatVarIndex> ghostItems(Int32 index) = 0;
 
  //! Recalculates synchronization information.
  virtual void recompute() = 0;
 
  //! Recalculates synchronization information if necessary.
  virtual void checkRecompute() = 0;
 
  //! Common buffer for messages.
  virtual Ref<IMeshMaterialSynchronizeBuffer> commonBuffer() = 0;
 
  //! Memory resource to use for communication buffers
  virtual eMemoryRessource bufferMemoryRessource() const = 0;
};
 
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} // End namespace Arcane::Materials
 
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#endif