EgammaObjects.h

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#ifndef EgammaObjects_h
#define EgammaObjects_h

#include <string>

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EDAnalyzer.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "DQMServices/Core/interface/DQMStore.h"

#include "DataFormats/EgammaCandidates/interface/Photon.h"
#include "DataFormats/EgammaCandidates/interface/GsfElectron.h"

#include "TFile.h"
#include "TH1D.h"
#include "TH2D.h"

namespace edm {class HepMCProduct;}

class EgammaObjects : public edm::EDAnalyzer {
  public:
    explicit EgammaObjects( const edm::ParameterSet& );
    ~EgammaObjects() override;

    void analyze( const edm::Event&, const edm::EventSetup& ) override;
    void beginJob() override;
    void endJob() override;

  private:
    TFile*  rootFile_;

    edm::EDGetTokenT<edm::HepMCProduct> MCTruthCollectionT_;
    edm::EDGetTokenT<reco::GsfElectronCollection> RecoCollectionT_;

    int particleID;
    std::string particleString;

    int EtCut;

    double hist_min_Et_;
    double hist_max_Et_;
    int    hist_bins_Et_;

    double hist_min_E_;
    double hist_max_E_;
    int    hist_bins_E_;

    double hist_min_Eta_;
    double hist_max_Eta_;
    int    hist_bins_Eta_;

    double hist_min_Phi_;
    double hist_max_Phi_;
    int    hist_bins_Phi_;

    double hist_min_EtOverTruth_;
    double hist_max_EtOverTruth_;
    int    hist_bins_EtOverTruth_;

    double hist_min_EOverTruth_;
    double hist_max_EOverTruth_;
    int    hist_bins_EOverTruth_;

    double hist_min_EtaOverTruth_;
    double hist_max_EtaOverTruth_;
    int    hist_bins_EtaOverTruth_;

    double hist_min_PhiOverTruth_;
    double hist_max_PhiOverTruth_;
    int    hist_bins_PhiOverTruth_;

    double hist_min_deltaEta_;
    double hist_max_deltaEta_;
    int    hist_bins_deltaEta_;

    double hist_min_deltaPhi_;
    double hist_max_deltaPhi_;
    int    hist_bins_deltaPhi_;

    double hist_min_recoMass_;
    double hist_max_recoMass_;
    int    hist_bins_recoMass_;

    TH1D* hist_Et_;
    TH1D* hist_EtOverTruth_;
    TH1D* hist_EtEfficiency_;
    TH1D* hist_EtNumRecoOverNumTrue_;
    TH1D* hist_EtOverTruthVsEt_;
    TH1D* hist_EtOverTruthVsE_;
    TH1D* hist_EtOverTruthVsEta_;
    TH1D* hist_EtOverTruthVsPhi_;
    TH1D* hist_resolutionEtVsEt_;
    TH1D* hist_resolutionEtVsE_;
    TH1D* hist_resolutionEtVsEta_;
    TH1D* hist_resolutionEtVsPhi_;

    TH1D* hist_E_;
    TH1D* hist_EOverTruth_;
    TH1D* hist_EEfficiency_;
    TH1D* hist_ENumRecoOverNumTrue_;
    TH1D* hist_EOverTruthVsEt_;
    TH1D* hist_EOverTruthVsE_;
    TH1D* hist_EOverTruthVsEta_;
    TH1D* hist_EOverTruthVsPhi_;
    TH1D* hist_resolutionEVsEt_;
    TH1D* hist_resolutionEVsE_;
    TH1D* hist_resolutionEVsEta_;
    TH1D* hist_resolutionEVsPhi_;

    TH1D* hist_Eta_;
    TH1D* hist_EtaOverTruth_;
    TH1D* hist_EtaEfficiency_;
    TH1D* hist_EtaNumRecoOverNumTrue_;
    TH1D* hist_deltaEtaVsEt_;
    TH1D* hist_deltaEtaVsE_;
    TH1D* hist_deltaEtaVsEta_;
    TH1D* hist_deltaEtaVsPhi_;
    TH1D* hist_resolutionEtaVsEt_;
    TH1D* hist_resolutionEtaVsE_;
    TH1D* hist_resolutionEtaVsEta_;
    TH1D* hist_resolutionEtaVsPhi_;

    TH1D* hist_Phi_;
    TH1D* hist_PhiOverTruth_;
    TH1D* hist_PhiEfficiency_;
    TH1D* hist_PhiNumRecoOverNumTrue_;
    TH1D* hist_deltaPhiVsEt_;
    TH1D* hist_deltaPhiVsE_;
    TH1D* hist_deltaPhiVsEta_;
    TH1D* hist_deltaPhiVsPhi_;
    TH1D* hist_resolutionPhiVsEt_;
    TH1D* hist_resolutionPhiVsE_;
    TH1D* hist_resolutionPhiVsEta_;
    TH1D* hist_resolutionPhiVsPhi_;

    TH1D* hist_All_recoMass_;
    TH1D* hist_BarrelOnly_recoMass_;
    TH1D* hist_EndcapOnly_recoMass_;
    TH1D* hist_Mixed_recoMass_;

    TH1D* hist_recoMass_withBackgroud_NoEtCut_;
    TH1D* hist_recoMass_withBackgroud_5EtCut_;
    TH1D* hist_recoMass_withBackgroud_10EtCut_;
    TH1D* hist_recoMass_withBackgroud_20EtCut_;

    TH2D* _TEMP_scatterPlot_EtOverTruthVsEt_;
    TH2D* _TEMP_scatterPlot_EtOverTruthVsE_;
    TH2D* _TEMP_scatterPlot_EtOverTruthVsEta_;
    TH2D* _TEMP_scatterPlot_EtOverTruthVsPhi_;

    TH2D* _TEMP_scatterPlot_EOverTruthVsEt_;
    TH2D* _TEMP_scatterPlot_EOverTruthVsE_;
    TH2D* _TEMP_scatterPlot_EOverTruthVsEta_;
    TH2D* _TEMP_scatterPlot_EOverTruthVsPhi_;

    TH2D* _TEMP_scatterPlot_deltaEtaVsEt_;
    TH2D* _TEMP_scatterPlot_deltaEtaVsE_;
    TH2D* _TEMP_scatterPlot_deltaEtaVsEta_;
    TH2D* _TEMP_scatterPlot_deltaEtaVsPhi_;

    TH2D* _TEMP_scatterPlot_deltaPhiVsEt_;
    TH2D* _TEMP_scatterPlot_deltaPhiVsE_;
    TH2D* _TEMP_scatterPlot_deltaPhiVsEta_;
    TH2D* _TEMP_scatterPlot_deltaPhiVsPhi_;

    void loadCMSSWObjects(const edm::ParameterSet& ps);
    void loadHistoParameters(const edm::ParameterSet& ps);

    void createBookedHistoObjects();
    void createTempHistoObjects();

    void analyzePhotons( const edm::Event&, const edm::EventSetup& );
    void analyzeElectrons( const edm::Event&, const edm::EventSetup& );

    void getEfficiencyHistosViaDividing();
    void getDeltaResHistosViaSlicing();
    void fitHistos();

    void applyLabels();
    void setDrawOptions();
    void saveHistos();

    double findRecoMass(const reco::Photon& pOne, const reco::Photon& pTwo);
    double findRecoMass(const reco::GsfElectron& eOne, const reco::GsfElectron& eTwo);

    float ecalEta(float EtaParticle , float Zvertex, float plane_Radius);
};
#endif