AcceleratorMeshMaterialSynchronizerImpl.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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/* MeshMaterialSynchronizer.h                                  (C) 2000-2024 */
/*                                                                           */
/* Synchronization of the list of materials/media of entities.               */
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#ifndef ARCANE_MATERIALS_INTERNAL_MESHMATERIALSYNCHRONIZERIMPLACC_H
#define ARCANE_MATERIALS_INTERNAL_MESHMATERIALSYNCHRONIZERIMPLACC_H
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/*---------------------------------------------------------------------------*/
 
#include "arcane/utils/TraceAccessor.h"
#include "arcane/utils/ArrayView.h"
 
#include "arcane/core/VariableTypedef.h"
#include "arcane/core/MeshVariableArrayRef.h"
 
#include "arcane/materials/MaterialsGlobal.h"
#include "arcane/materials/MatItem.h"
 
#include "arcane/accelerator/Accelerator.h"
#include "arcane/materials/internal/IndexSelecter.h"
 
#include "arcane/materials/internal/IMeshMaterialSynchronizerImpl.h"
 
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namespace Arcane::Materials
{
class MeshMaterialModifierImpl;
 
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class AcceleratorMeshMaterialSynchronizerImpl
: public TraceAccessor
, public IMeshMaterialSynchronizerImpl
{
 public:
 
  explicit AcceleratorMeshMaterialSynchronizerImpl(IMeshMaterialMng* material_mng);
 
 public:

  bool synchronizeMaterialsInCells();
 
 private:
 
  IMeshMaterialMng* m_material_mng;
 
 public:
 
  ARCCORE_HOST_DEVICE static void _setBit(Arcane::DataViewGetterSetter<unsigned char> bytes, Integer position)
  {
    Integer bit = position % 8;
    unsigned char temp = bytes;
    temp |= (Byte)(1 << bit);
    bytes = temp;
  }
  ARCCORE_HOST_DEVICE static bool _hasBit(Arcane::DataViewGetterSetter<unsigned char> bytes, Integer position)
  {
    Integer bit = position % 8;
    unsigned char temp = bytes;
    return temp & (1 << bit);
  }
 
 private:
 
  Arcane::Accelerator::IndexSelecter m_idx_selecter;
  VariableCellArrayByte m_mat_presence;
};
 
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} // End namespace Arcane::Materials
 
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#endif