source: XIOS/dev/branch_openmp/src/client_server_mapping.hpp @ 1460

Last change on this file since 1460 was 1460, checked in by yushan, 3 years ago

branch_openmp merged with XIOS_DEV_CMIP6@1459

File size: 1.5 KB
Line 
1/*!
2   \file client_server_mapping.hpp
3   \author Ha NGUYEN
4   \since 04 Feb 2015
5   \date 09 Mars 2015
6
7   \brief Mapping between index client and server.
8 */
9#ifndef __XIOS_CLIENT_SERVER_MAPPING_HPP__
10#define __XIOS_CLIENT_SERVER_MAPPING_HPP__
11
12#include "xios_spl.hpp"
13#include "array_new.hpp"
14#include "mpi.hpp"
15#include <boost/unordered_map.hpp>
16
17namespace xios {
18
19/*!
20  \class CClientServerMapping
21  This class computes index of data which are sent to server as well as index of data
22on server side.
23*/
24class CClientServerMapping
25{
26public:
27  typedef boost::unordered_map<int, std::vector<size_t> > GlobalIndexMap;
28  public:
29    /** Default constructor */
30    CClientServerMapping();
31
32    /** Default destructor */
33    virtual ~CClientServerMapping();
34
35    // Only need global index on client to calculate mapping (supposed client has info of distribution)
36    virtual void computeServerIndexMapping(const CArray<size_t,1>& globalIndexOnClient, int nbServer) = 0;
37
38    static std::map<int,int> computeConnectedClients(int nbServer, int nbClient,
39                                                     ep_lib::MPI_Comm& clientIntraComm,
40                                                     const std::vector<int>& connectedServerRank);
41
42    const GlobalIndexMap& getGlobalIndexOnServer() const;
43
44    GlobalIndexMap& getGlobalIndexOnServer();
45
46  protected:
47    //! Global index of data on SERVER, which are calculated by client(s)
48    GlobalIndexMap indexGlobalOnServer_;
49};
50
51} // namespace xios
52#endif // __XIOS_CLIENT_SERVER_MAPPING_HPP__
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