da/d15/APEvtWeight_8h_source.html

/*

  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration

*/


#ifndef APEvtWeight_h

#define APEvtWeight_h


#include "TNamed.h"

#include <vector>


class APWeightEntry;


class APEvtWeight : public TNamed {


public:

  enum ObjType {kMuon, kTau, kElectron, kJet, kMuonMO, kTauMO, kElectronMO, kJetMO, kDiMuon, kDiTau, kDiElectron, kDiJet, kANDed, kORed, kMOORed, kMOANDed};

  APEvtWeight(ObjType type);

  virtual ~APEvtWeight();

  void AddWeightToEvt(APWeightEntry* weight);

  double GetWeight();

  double GetStdDev();

  double GetVariance();

  double GetSysUncert();

  double GetSysVariance();

  std::vector< APWeightEntry* > GetWeightObjects(ObjType type);

  unsigned long NEntries();

  ObjType GetType();

  const friend APEvtWeight operator&&(const APEvtWeight& a_in, const APEvtWeight& b_in);

  const friend APEvtWeight operator||(const APEvtWeight& a_in, const APEvtWeight& b_in);

  const friend APEvtWeight operator!(const APEvtWeight& a_in);

  ClassDef(APEvtWeight,1)


protected:

  void Compute();

  std::vector< std::vector< APWeightEntry* > > m_current_evt_weights;

  unsigned long int m_n_entries;

  double m_k_evt_weight;

  double m_variance;

  double m_variance_sys;

  bool m_isComputed;

  ObjType m_type;

};


#endif