LikelihoodManagerMPI.h

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#if !defined(LIKELIHOODMANAGERMPI)
#define LIKELIHOODMANAGERMPI

//******************************************************************************
// This file is part of AmpTools, a package for performing Amplitude Analysis
// 
// Copyright Trustees of Indiana University 2010, all rights reserved
// 
// This software written by Matthew Shepherd, Ryan Mitchell, and 
//                  Hrayr Matevosyan at Indiana University, Bloomington
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice and author attribution, this list of conditions and the
//    following disclaimer. 
// 2. Redistributions in binary form must reproduce the above copyright
//    notice and author attribution, this list of conditions and the
//    following disclaimer in the documentation and/or other materials
//    provided with the distribution.
// 3. Neither the name of the University nor the names of its contributors
//    may be used to endorse or promote products derived from this software
//    without specific prior written permission.
// 
// Creation of derivative forms of this software for commercial
// utilization may be subject to restriction; written permission may be
// obtained from the Trustees of Indiana University.
// 
// INDIANA UNIVERSITY AND THE AUTHORS MAKE NO REPRESENTATIONS OR WARRANTIES, 
// EXPRESS OR IMPLIED.  By way of example, but not limitation, INDIANA 
// UNIVERSITY MAKES NO REPRESENTATIONS OR WARRANTIES OF MERCANTABILITY OR 
// FITNESS FOR ANY PARTICULAR PURPOSE OR THAT THE USE OF THIS SOFTWARE OR 
// DOCUMENTATION WILL NOT INFRINGE ANY PATENTS, COPYRIGHTS, TRADEMARKS, 
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// any other party arising from use of the program.
//******************************************************************************

#include <map>

class LikelihoodCalculatorMPI;

using namespace std;

class LikelihoodManagerMPI
{
  
 public:

  enum FitCommand { kComputeLikelihood,
                    kComputeIntegrals,
                    kUpdateParameters,
                    kUpdateAmpParameter,
                    kExit };

  LikelihoodManagerMPI(){};

  static void registerCalculator( int id, LikelihoodCalculatorMPI* calc );

  static void deliverLikelihood();
  
  static void broadcastToFirst( FitCommand command );
  
 private:

  static void setupMPI();

  static bool m_mpiSetup;
  static bool m_isMaster;
  static int m_numProc;

  static map< int, LikelihoodCalculatorMPI* > m_calcMap;
};

#endif