MPI_MachineBroker.h

00001 /* ****************************************************************** **
00002 **    OpenSees - Open System for Earthquake Engineering Simulation    **
00003 **          Pacific Earthquake Engineering Research Center            **
00004 **                                                                    **
00005 **                                                                    **
00006 ** (C) Copyright 1999, The Regents of the University of California    **
00007 ** All Rights Reserved.                                               **
00008 **                                                                    **
00009 ** Commercial use of this program without express permission of the   **
00010 ** University of California, Berkeley, is strictly prohibited.  See   **
00011 ** file 'COPYRIGHT'  in main directory for information on usage and   **
00012 ** redistribution,  and for a DISCLAIMER OF ALL WARRANTIES.           **
00013 **                                                                    **
00014 ** Developed by:                                                      **
00015 **   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
00016 **   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
00017 **   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
00018 **                                                                    **
00019 ** ****************************************************************** */
00020                                                                         
00021 // $Revision: 1.1 $
00022 // $Date: 2003/08/29 07:17:38 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/actor/machineBroker/MPI_MachineBroker.h,v $
00024                                                                         
00025                                                                         
00026 // Written: fmk
00027 // Revision: A
00028 //
00029 // Purpose: This file contains the class definition for MPI_MachineBroker.
00030 // MPI_MachineBroker is the broker responsible for monitoring the usage of
00031 // the processes in an mpi run.
00032 //
00033 // What: "@(#) MPI_MachineBroker.h, revA"
00034 
00035 #ifndef MPI_MachineBroker_h
00036 #define MPI_MachineBroker_h
00037 
00038 #include <MachineBroker.h>
00039 class ID;
00040 class MPI_Channel;
00041 class FEM_ObjectBroker;
00042 
00043 class MPI_MachineBroker : public MachineBroker
00044 {
00045   public:
00046     MPI_MachineBroker(FEM_ObjectBroker *theBroker, int argc, char **argv);
00047     ~MPI_MachineBroker();
00048 
00049     // methods to return info about local process id and num processes
00050     int getPID(void);
00051     int getNP(void);
00052 
00053     // methods to get and free Channels (processes)
00054     Channel *getMyChannel(void);
00055     Channel *getRemoteProcess(void);
00056     int freeProcess(Channel *);
00057 
00058   protected:
00059     
00060   private:
00061     int rank;
00062     int size;
00063     ID *usedChannels;
00064     MPI_Channel **theChannels;
00065 };
00066 
00067 #endif
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