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snl_fei_RecordMsgHandler.hpp
00001 /*
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00004 //             FEI: Finite Element Interface to Linear Solvers
00005 //                  Copyright (2005) Sandia Corporation.
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00011 // modification, are permitted provided that the following conditions are
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00014 // 1. Redistributions of source code must retain the above copyright
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00017 // 2. Redistributions in binary form must reproduce the above copyright
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00020 //
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00041 */
00042 
00043 
00044 #ifndef _snl_fei_RecordMsgHandler_hpp_
00045 #define _snl_fei_RecordMsgHandler_hpp_
00046 
00047 #include <fei_macros.hpp>
00048 #include <fei_CommUtils.hpp>
00049 #include <fei_fwd.hpp>
00050 
00051 namespace fei {
00052   class FieldMask;
00053 }
00054 
00055 namespace snl_fei {
00057   class RecordMsgHandler : public fei::MessageHandler<int> {
00058   public:
00060     RecordMsgHandler(int localProc,
00061          RecordCollection* recordCollection,
00062          snl_fei::PointBlockMap& ptBlkMap,
00063          std::vector<fei::FieldMask*>& fieldMasks,
00064          std::vector<int>& eqnNumbers);
00065 
00067     virtual ~RecordMsgHandler();
00068 
00070     enum {_FieldMasks_ = 0, _MaskIDs_ = 1,
00071           _EqnNumbers_};
00072 
00074     std::vector<int>& getSendProcs();
00075 
00077     std::vector<int>& getRecvProcs();
00078 
00080     int getSendMessageLength(int destProc, int& messageLength);
00081 
00083     int getSendMessage(int destProc, std::vector<int>& message);
00084 
00086     int processRecvMessage(int srcProc, std::vector<int>& message);
00087 
00089     void setTask(int task) { whichTask_ = task; }
00090 
00092     void setSendPattern(fei::comm_map* pattern)
00093       { sendPattern_ = pattern; }
00094 
00096     void setRecvPattern(fei::comm_map* pattern)
00097       { recvPattern_ = pattern; }
00098 
00099   private:
00100     int localFieldMaskMessageSize(std::vector<fei::FieldMask*>& fieldMasks);
00101 
00102     int packLocalFieldMasks(std::vector<fei::FieldMask*>& fieldMasks,
00103                             std::vector<int>& localFieldMasks);
00104 
00105     int addFieldMasks(std::vector<int>& msg, std::vector<fei::FieldMask*>& fieldMasks);
00106 
00107     int packMaskIDs(int destProc, std::vector<int>& msg);
00108 
00109     int mergeMaskIDs(int srcProc, std::vector<int>& msg);
00110 
00111     int eqnNumbersMsgLength(int destProc);
00112 
00113     int packEqnNumbersMsg(int destProc, std::vector<int>& msg);
00114 
00115     int storeEqnNumbers(int srcProc, std::vector<int>& msg);
00116 
00117     fei::comm_map* sendPattern_;
00118     fei::comm_map* recvPattern_;
00119     RecordCollection* recordCollection_;
00120     snl_fei::PointBlockMap& ptBlkMap_;
00121     std::vector<fei::FieldMask*>& fieldMasks_;
00122 
00123     int whichTask_;
00124 
00125     std::vector<int> sendProcs_;
00126     std::vector<int> recvProcs_;
00127 
00128     std::vector<int>& eqnNumbers_;
00129 
00130     int localProc_;
00131   };//class RecordMsgHandler
00132 }//namespace snl_fei
00133 
00134 #endif // _snl_fei_RecordMsgHandler_hpp_
00135 
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