CD_LevelTiles.H

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/*
 * SPDX-FileCopyrightText: 2021-2026 SINTEF Energy Research
 *
 * SPDX-License-Identifier: GPL-3.0-or-later
 */
 
#ifndef CD_LEVELTILES_H
#define CD_LEVELTILES_H
 
// Std includes
#include <vector>
#include <map>
 
// Chombo includes
#include <IntVect.H>
#include <DisjointBoxLayout.H>
#include <DataIndex.H>
 
// Our includes
#include <CD_NamespaceHeader.H>
 
class LevelTiles
{
public:
  using BoxIDs = std::pair<unsigned int, unsigned int>;
 
  struct TileComparator
  {
    bool
    operator()(const IntVect& a, const IntVect& b) const
    {
      D_TERM6(if (a[0] > b[0]) return true; else if (a[0] < b[0]) return false;, if (a[1] > b[1]) return true;
              else if (a[1] < b[1]) return false;
              , if (a[2] > b[2]) return true;
              else if (a[2] < b[2]) return false;
              , if (a[3] > b[3]) return true;
              else if (a[3] < b[3]) return false;
              , if (a[4] > b[4]) return true;
              else if (a[4] < b[4]) return false;
              , if (a[5] > b[5]) return true;
              else if (a[5] < b[5]) return false;);
      return false;
    }
  };
 
  LevelTiles() noexcept;
 
  LevelTiles(const DisjointBoxLayout& a_dbl, const int a_blockingFactor) noexcept;
 
  virtual ~LevelTiles() noexcept;
 
  virtual void
  define(const DisjointBoxLayout& a_dbl, const int a_blockingFactor) noexcept;
 
  virtual const std::map<IntVect, unsigned int, TileComparator>&
  getMyTiles() const noexcept;
 
  virtual const std::map<IntVect, BoxIDs, TileComparator>&
  getOtherTiles() const noexcept;
 
  virtual const std::map<unsigned int, DataIndex>&
  getMyGrids() const noexcept;
 
protected:
  bool m_isDefined;
 
  std::map<IntVect, unsigned int, TileComparator> m_myTiles;
 
  std::map<IntVect, BoxIDs, TileComparator> m_otherTiles;
 
  std::map<unsigned int, DataIndex> m_myGrids;
};
 
#include <CD_NamespaceFooter.H>
 
#endif