ItemCompare.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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/* ItemCompare.h                                               (C) 2000-2025 */
/*                                                                           */
/* Routines for comparing two entities.                                      */
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#ifndef ARCANE_CORE_ITEMCOMPARE_H
#define ARCANE_CORE_ITEMCOMPARE_H
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#include "arcane/core/ArcaneTypes.h"
#include "arcane/core/Item.h"
 
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namespace Arcane
{
 
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class ItemCompare
{
 public:
 
  bool operator()(const Item& item1, const Item& item2) const
  {
    return item1.uniqueId() < item2.uniqueId();
  }
  bool operator()(const ItemInternal* item1, const ItemInternal* item2) const
  {
    return item1->uniqueId() < item2->uniqueId();
  }
};
 
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class CompareItemIdsByLevel
{
 public:
 
  bool operator()(const Cell& item1, const Cell& item2) const
  {
    const Integer i1_l = item1.level(), i2_l = item2.level();
    Int64 i1_id = item1.uniqueId();
    Int64 i2_id = item2.uniqueId();
 
    return (i1_l == i2_l) ? i1_id < i2_id : i1_l < i2_l;
  }
 
  bool operator()(const ItemInternal* item1, const ItemInternal* item2) const
  {
    ARCANE_CHECK_PTR(item1);
    ARCANE_CHECK_PTR(item2);
    const Integer i1_l = item1->level(), i2_l = item2->level();
    Int64 i1_id = item1->uniqueId();
    Int64 i2_id = item2->uniqueId();
 
    return (i1_l == i2_l) ? i1_id < i2_id : i1_l < i2_l;
  }
};
 
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} // namespace Arcane
 
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#endif