CGMParallelComm.hpp

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#ifndef CGM_PARALLEL_COMM_HPP
#define CGM_PARALLEL_COMM_HPP

#include "CGMProcConfig.hpp"
#include "CGMmpi.h"
#include "DLIList.hpp"
#include <vector>

class GeometryQueryTool;
class RefEntity;

class CGMParallelComm 
{
public:

  CGMParallelComm(MPI_Comm comm = MPI_COMM_WORLD);
  
  CGMParallelComm(std::vector<unsigned char> &tmp_buff,
          MPI_Comm comm = MPI_COMM_WORLD);


  
  ~CGMParallelComm();
    
  DLIList<RefEntity*> &partition_surf_list() {return partitioningSurfList;}
  const DLIList<RefEntity*> &partition_surf_list() const {return partitioningSurfList;}
  DLIList<RefEntity*> &partition_body_list() {return partitioningBodyList;}
  const DLIList<RefEntity*> &partition_body_list() const {return partitioningBodyList;}
  
  const CGMProcConfig &proc_config() const {return procConfig;}
  
  CGMProcConfig &proc_config() {return procConfig;}

  CubitStatus broadcast_entities(const unsigned int from_proc,
                 DLIList<RefEntity*> &ref_entity_list);

  CubitStatus scatter_entities(const unsigned int from_proc,
                   DLIList<RefEntity*> &ref_entity_list);

  CubitStatus write_buffer(DLIList<RefEntity*> &ref_entity_list,
              char* pBuffer,
              int& n_buffer_size,
              bool b_export_buffer);

  CubitStatus read_buffer(DLIList<RefEntity*> &ref_entity_list,
                const char* pBuffer,
                const int n_buffer_size);
    
  CubitStatus bcast_buffer(const unsigned int from_proc);

  CubitStatus append_to_buffer(DLIList<RefEntity*> &ref_entity_list,
                   int add_size);

private:  


  CubitStatus check_size(int& target_size, const CubitBoolean keep = CUBIT_FALSE);
  
  GeometryQueryTool *gqt;

  CGMProcConfig procConfig;
  
  std::vector<unsigned char> myBuffer;

  char* m_pBuffer;
  
  int m_nBufferSize;
  
  int m_currentPosition;
  
  DLIList<RefEntity*> partitioningSurfList; // ref entity list containing all parts
  DLIList<RefEntity*> partitioningBodyList; // ref entity list containing all parts

};

#endif