DiJetAnalysis.h

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#ifndef DiJetAnalysis_H
#define DiJetAnalysis_H

#include "HepMC/GenEvent.h"

#include <iostream>
#include <stdio.h>
#include "HepMC/IO_GenEvent.h"
#include "HepMC/GenEvent.h"
#include "HepMC/IO_AsciiParticles.h"
#include "HepMC/SimpleVector.h"

#include "fastjet/JetDefinition.hh"

#include "TH1.h"
#include "baseAnalysis.h"


using namespace std;
/**
@class DiJetAnalysis.h
@brief Class to analyse events of the type QCD 2->2 Processes. 
       Examples to generate these events are given in the specific generator 
       directory, e.g. examples/pythia6 ; the histogramm output is stored 
       in the Dijet folder of the root file.
       

@author Cano Ay Dec 2008 */


class DiJetAnalysis: public baseAnalysis
{
  public:
  DiJetAnalysis();
  ~DiJetAnalysis();

  int Init(double tr_max_eta, double tr_min_pt);
  int Process(HepMC::GenEvent* hepmcevt);

  private:
  TH1D *m_jet_count;
  TH1D *m_jet_pt;
  TH1D *m_jet_pt_log;
  TH1D *m_leadingjet_pt;
  TH1D *m_leadingjet_pt_log;
  TH1D *m_secondleadingjet_pt;
  TH1D *m_secondleadingjet_pt_log;
  //TH1D *m_jet_pt_high;
  //TH1D *m_jet_pt_high_log;
  TH1D *m_jet_phi;
  TH1D *m_jet_eta;

  TH1D *m_charged_particle_multiplicity;
  TH1D *m_charged_particle_mean_pt;
  TH1D *m_charged_particle_temp_pt;
  TH1D *m_charged_particle_pt;
  TH1D *m_charged_particle_rms_pt;
  TH1D *m_charged_particle_pdgID;

  TH1D *m_jet_Deta_leadingJet_secondJet;
  TH1D *m_jet_Dphi_leadingJet_secondJet;
  TH1D *m_jet_DR_leadingJet_secondJet;

  using  baseAnalysis::m_histVector; 
  using  baseAnalysis::m_outputFileName;
  using  baseAnalysis::m_outputRootDir;  
};
#endif

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