ToyMCStudy.h

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// @(#)root/roostats:$Id: ToyMCStudy.h 36602 2010-11-11 16:52:13Z moneta $
// Author: Sven Kreiss and Kyle Cranmer    June 2010
/*************************************************************************
 * Copyright (C) 1995-2008, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/

#ifndef ROOSTATS_ToyMCStudy
#define ROOSTATS_ToyMCStudy

//_________________________________________________
/*
BEGIN_HTML
<p>
ToyMCStudy is an implementation of RooAbsStudy for toy Monte Carlo sampling.
This class is automatically used by ToyMCSampler when given a ProofConfig.
This is also its intended use case.
</p>
END_HTML
*/
//

#ifndef ROOT_Rtypes
#include "Rtypes.h"
#endif

#include "RooAbsStudy.h"

#include "RooStats/ToyMCSampler.h"
#include "RooStats/SamplingDistribution.h"

#include "RooWorkspace.h"
#include "RooArgSet.h"

#include "RooDataSet.h"
#include "RooLinkedList.h"
#include "RooLinkedListIter.h"

namespace RooStats {

class ToyMCStudy: public RooAbsStudy {

   public:
      // need to have constructor without arguments for proof
      ToyMCStudy(const char *name = "ToyMCStudy", const char *title = "ToyMCStudy") :
         RooAbsStudy(name, title),

         fToyMCSampler(NULL)
      {
         // In this case, this is the normal output. The SamplingDistribution
         // instances are stored as detailed output.
         storeDetailedOutput(kTRUE);
      }

      virtual ~ToyMCStudy() {
      }

      // RooAbsStudy interfaces
      virtual Bool_t initialize(void);
      virtual Bool_t execute(void);
      virtual Bool_t finalize(void);

      Bool_t merge(SamplingDistribution& result);

      void SetToyMCSampler(ToyMCSampler& t) { fToyMCSampler = &t; }
      void SetParamPointOfInterest(const RooArgSet& poi) { fParamPointOfInterest.add(poi); }

   protected:

      ToyMCSampler *fToyMCSampler;
      RooArgSet fParamPointOfInterest;

   protected:
   ClassDef(ToyMCStudy,1) // toy MC study for parallel processing
};
}


#endif

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