chi_meshcontinuum_globalcellhandler.h

Go to the documentation of this file.

#ifndef CHI_MESHCONTINUUM_GLOBALCELLHANDLER_H_
#define CHI_MESHCONTINUUM_GLOBALCELLHANDLER_H_
 
#include "mesh/Cell/cell.h"
 
#include <map>
 
namespace chi_mesh
{
//##################################################
/**Handles all global index queries.*/
class GlobalCellHandler
{
  friend class MeshContinuum;
private:
  std::vector<std::unique_ptr<chi_mesh::Cell>>& local_cells_ref_;
  std::vector<std::unique_ptr<chi_mesh::Cell>>& ghost_cells_ref_;
 
  std::map<uint64_t,uint64_t>& global_cell_id_to_native_id_map;
  std::map<uint64_t,uint64_t>& global_cell_id_to_foreign_id_map;
 
 
private:
  explicit GlobalCellHandler(
    std::vector<std::unique_ptr<chi_mesh::Cell>>& in_native_cells,
    std::vector<std::unique_ptr<chi_mesh::Cell>>& in_foreign_cells,
    std::map<uint64_t,uint64_t>& in_global_cell_id_to_native_id_map,
    std::map<uint64_t,uint64_t>& in_global_cell_id_to_foreign_id_map) :
    local_cells_ref_(in_native_cells),
    ghost_cells_ref_(in_foreign_cells),
    global_cell_id_to_native_id_map(in_global_cell_id_to_native_id_map),
    global_cell_id_to_foreign_id_map(in_global_cell_id_to_foreign_id_map)
  {}
 
public:
  void push_back(std::unique_ptr<chi_mesh::Cell> new_cell);
  chi_mesh::Cell& operator[](uint64_t cell_global_index);
  const chi_mesh::Cell& operator[](uint64_t cell_global_index) const;
 
  size_t GetNumGhosts() const
  {return global_cell_id_to_foreign_id_map.size();}
 
  std::vector<uint64_t> GetGhostGlobalIDs() const;
 
  uint64_t GetGhostLocalID(uint64_t cell_global_index) const;
};
 
}//namespace chi_mesh
 
#endif //CHI_MESHCONTINUUM_GLOBALCELLHANDLER_H_