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 #ifndef __Proto4SampleFrac_H__
 #define __Proto4SampleFrac_H__
 
 #include <TFile.h>
 #include <TNtuple.h>
 #include <fun4all/SubsysReco.h>
 #include <stdint.h>
 #include <fstream>
 #include <string>
 
 class PHCompositeNode;
 class PHG4HitContainer;
 class PHG4TruthInfoContainer;
 class Fun4AllHistoManager;
 class TH1F;
 class TH2F;
 class TH3F;
 class TTree;
 class PHG4Particle;
 class RawTowerGeom;
 class RawTowerContainer;
 
 /// \class Proto4SampleFrac to help you get started
 class Proto4SampleFrac : public SubsysReco
 {
  public:
   //! constructor
   Proto4SampleFrac(const std::string &calo_name, const std::string &filename);
 
   //! destructor
   virtual ~Proto4SampleFrac();
 
   //! Standard function called at initialization
   int Init(PHCompositeNode *topNode);
 
   //! Standard function called when a new run is processed
   int InitRun(PHCompositeNode *topNode);
 
   //! Standard function called at each event
   int process_event(PHCompositeNode *topNode);
 
   //! Standard function called at the end of processing. Save your stuff here.
   int End(PHCompositeNode *topNode);
 
   //! Is processing simulation files?
   void
   is_sim(bool b)
   {
     _is_sim = b;
   }
 
   //! common prefix for QA histograms
   std::string get_histo_prefix();
 
  private:
   // calorimeter size
   enum
   {
     n_size = 8
   };
 
   //! is processing simulation files?
   bool _is_sim;
 
   //! get manager of histograms
   Fun4AllHistoManager *get_HistoManager();
 
   std::pair<int, int>
   find_max(RawTowerContainer *towers, int cluster_size);
 
   //! output root file name
   std::string _filename;
   std::string _calo_name;
 
   PHG4HitContainer* _calo_hit_container; // G4Hit for calorimeter
   PHG4HitContainer* _calo_abs_hit_container; // G4Hit for absorber
   PHG4TruthInfoContainer* _truth_container;
 };
 
 #endif  // __Proto4SampleFrac_H__

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