#include <RecoEgamma/PhotonIdentification/test/PatPhotonSimpleAnalyzer.cc>

Inheritance diagram for PatPhotonSimpleAnalyzer:

Classes
struct	struct_recPhoton

Public Member Functions
void	analyze (const edm::Event &, const edm::EventSetup &) override

void	beginJob () override

void	endJob () override

	PatPhotonSimpleAnalyzer (const edm::ParameterSet &)

	~PatPhotonSimpleAnalyzer () override

Public Member Functions inherited from edm::EDAnalyzer
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

	EDAnalyzer ()

ModuleDescription const &	moduleDescription () const

std::string	workerType () const

	~EDAnalyzer () override

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...

	EDConsumerBase ()

	EDConsumerBase (EDConsumerBase const &)=delete

	EDConsumerBase (EDConsumerBase &&)=default

ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

std::vector< ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

EDConsumerBase const &	operator= (EDConsumerBase const &)=delete

EDConsumerBase &	operator= (EDConsumerBase &&)=default

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)

virtual	~EDConsumerBase () noexcept(false)

Private Attributes
bool	createPhotonTTree_

TH1F *	h_ebeeGap_

TH1F *	h_ebgap_

TH1F *	h_eeGap_

TH1F *	h_hadoverem_

TH1F *	h_isoEcalRecHit_

TH1F *	h_isoHcalRecHit_

TH1F *	h_nPassingPho_

TH1F *	h_nPho_

TH1F *	h_ntrk_hollow_

TH1F *	h_ntrk_solid_

TH1F *	h_photonEt_

TH1F *	h_photonEta_

TH1F *	h_photonInAnyGap_

TH1F *	h_photonPhi_

TH1F *	h_photonScEt_

TH1F *	h_photonScEta_

TH1F *	h_photonScEtaWidth_

TH1F *	h_photonScPhi_

TH1F *	h_r9_

TH1F *	h_trk_pt_hollow_

TH1F *	h_trk_pt_solid_

double	maxPhotonAbsEta_

double	maxPhotonHoverE_

double	minPhotonAbsEta_

double	minPhotonEt_

double	minPhotonR9_

std::string	outputFile_

struct_recPhoton	recPhoton

TFile *	rootFile_

TTree *	tree_PhotonAll_

Additional Inherited Members
Public Types inherited from edm::EDAnalyzer
typedef EDAnalyzer	ModuleType

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Static Public Member Functions inherited from edm::EDAnalyzer
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &)

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Description: Generate various histograms for cuts and important photon ID parameters using a data sample of photons in QCD events.

Implementation: <Notes on="" implementation>="">

Description: Analyzer to make a load of histograms for the improvement of the PhotonID object

Implementation: \

Author: : J. Stilley, A. Askew May 2008

Definition at line 37 of file PatPhotonSimpleAnalyzer.h.

Constructor & Destructor Documentation

PatPhotonSimpleAnalyzer::PatPhotonSimpleAnalyzer ( const edm::ParameterSet & ps )

explicit

Definition at line 44 of file PatPhotonSimpleAnalyzer.cc.

References edm::ParameterSet::getParameter(), and AlCaHLTBitMon_QueryRunRegistry::string.

 {
   // Read Parameters from configuration file
 
   // output filename
   outputFile_   = ps.getParameter<std::string>("outputFile");
   // Read variables that must be passed to allow a
   //  supercluster to be placed in histograms as a photon.
   minPhotonEt_     = ps.getParameter<double>("minPhotonEt");
   minPhotonAbsEta_ = ps.getParameter<double>("minPhotonAbsEta");
   maxPhotonAbsEta_ = ps.getParameter<double>("maxPhotonAbsEta");
   minPhotonR9_     = ps.getParameter<double>("minPhotonR9");
   maxPhotonHoverE_ = ps.getParameter<double>("maxPhotonHoverE");
 
   // Read variable to that decidedes whether
   // a TTree of photons is created or not
   createPhotonTTree_ = ps.getParameter<bool>("createPhotonTTree");
 
   // open output file to store histograms
   rootFile_ = TFile::Open(outputFile_.c_str(),"RECREATE");
 }

PatPhotonSimpleAnalyzer::~PatPhotonSimpleAnalyzer ( )

override

Definition at line 69 of file PatPhotonSimpleAnalyzer.cc.

 {
 
 // do anything here that needs to be done at desctruction time
 // (e.g. close files, deallocate resources etc.)
 
   delete rootFile_;
 
 }

Member Function Documentation

void PatPhotonSimpleAnalyzer::analyze	(	const edm::Event &	evt,
		const edm::EventSetup &	es
	)

override

Definition at line 130 of file PatPhotonSimpleAnalyzer.cc.

References edm::View< T >::at(), pat::Photon::ecalIso(), reco::Photon::ecalRecHitSumEtConeDR04(), reco::LeafCandidate::et(), reco::LeafCandidate::eta(), HcalObjRepresent::Fill(), edm::Event::getByLabel(), reco::Photon::hadronicOverEm(), pat::Photon::hcalIso(), reco::Photon::hcalTowerSumEtConeDR04(), mps_fire::i, createfilelist::int, reco::Photon::isEB(), reco::Photon::isEBEEGap(), reco::Photon::isEBGap(), reco::Photon::isEE(), reco::Photon::isEEGap(), reco::Photon::nTrkHollowConeDR04(), reco::Photon::nTrkSolidConeDR04(), reco::LeafCandidate::phi(), nano_cff::photons, reco::Photon::r9(), edm::View< T >::size(), pat::Photon::superCluster(), pat::Photon::trackIso(), reco::Photon::trkSumPtHollowConeDR04(), and reco::Photon::trkSumPtSolidConeDR04().

 {
 
   using namespace std;
   using namespace edm;
 
   // Grab pat::Photon
   Handle< View<pat::Photon> >  photonHandle;
   evt.getByLabel("selectedLayer1Photons", photonHandle);
   View<pat::Photon> photons = *photonHandle;
 
   int photonCounter = 0;
 
   for (int i=0; i<int(photons.size()); i++)
   {
 
     pat::Photon currentPhoton = photons.at(i);
 
     float photonEt       = currentPhoton.et();
     float superClusterEt = (currentPhoton.superCluster()->energy())/(cosh(currentPhoton.superCluster()->position().eta()));
 
     // Only store photon candidates (SuperClusters) that pass some simple cuts
     bool passCuts = (              photonEt > minPhotonEt_     ) &&
                     (      fabs(currentPhoton.eta()) > minPhotonAbsEta_ ) &&
                     (      fabs(currentPhoton.eta()) < maxPhotonAbsEta_ ) &&
                     (          currentPhoton.r9() > minPhotonR9_     ) &&
                     ( currentPhoton.hadronicOverEm() < maxPhotonHoverE_ ) ;
 
     if ( passCuts )
     {
       //                fill histograms                    //
       // PhotonID Variables
       h_isoEcalRecHit_->Fill(currentPhoton.ecalRecHitSumEtConeDR04());
       h_isoHcalRecHit_->Fill(currentPhoton.hcalTowerSumEtConeDR04());
       h_trk_pt_solid_ ->Fill(currentPhoton.trkSumPtSolidConeDR04());
       h_trk_pt_hollow_->Fill(currentPhoton.trkSumPtHollowConeDR04());
       h_ntrk_solid_->   Fill(currentPhoton.nTrkSolidConeDR04());
       h_ntrk_hollow_->  Fill(currentPhoton.nTrkHollowConeDR04());
       h_ebgap_->        Fill(currentPhoton.isEBGap());
       h_eeGap_->        Fill(currentPhoton.isEEGap());
       h_ebeeGap_->      Fill(currentPhoton.isEBEEGap());
       h_r9_->           Fill(currentPhoton.r9());
 
       // Photon Variables
       h_photonEt_->  Fill(photonEt);
       h_photonEta_-> Fill(currentPhoton.eta());
       h_photonPhi_-> Fill(currentPhoton.phi());
       h_hadoverem_-> Fill(currentPhoton.hadronicOverEm());
 
       // Photon's SuperCluster Variables
       // eta is with respect to detector (not physics) vertex,
       // thus Et and eta are different from photon.
       h_photonScEt_->      Fill(superClusterEt);
       h_photonScEta_->     Fill(currentPhoton.superCluster()->position().eta());
       h_photonScPhi_->     Fill(currentPhoton.superCluster()->position().phi());
       h_photonScEtaWidth_->Fill(currentPhoton.superCluster()->etaWidth());
 
       // It passed photon cuts, mark it
       h_nPassingPho_->Fill(1.0);
 
       //                fill TTree (optional)              //
       if ( createPhotonTTree_ ) {
     recPhoton.isolationEcalRecHit    = currentPhoton.ecalRecHitSumEtConeDR04();
     recPhoton.isolationHcalRecHit    = currentPhoton.hcalTowerSumEtConeDR04();
     recPhoton.isolationSolidTrkCone  = currentPhoton.trkSumPtSolidConeDR04();
     recPhoton.isolationHollowTrkCone = currentPhoton.trkSumPtHollowConeDR04();
     recPhoton.nTrkSolidCone          = currentPhoton.nTrkSolidConeDR04();
     recPhoton.nTrkHollowCone         = currentPhoton.nTrkHollowConeDR04();
     recPhoton.isEBGap                = currentPhoton.isEBGap();
     recPhoton.isEEGap                = currentPhoton.isEEGap();
     recPhoton.isEBEEGap              = currentPhoton.isEBEEGap();
         recPhoton.r9                     = currentPhoton.r9();
         recPhoton.et                     = currentPhoton.et();
         recPhoton.eta                    = currentPhoton.eta();
         recPhoton.phi                    = currentPhoton.phi();
         recPhoton.hadronicOverEm         = currentPhoton.hadronicOverEm();
         recPhoton.ecalIso                = currentPhoton.ecalIso();
         recPhoton.hcalIso                = currentPhoton.hcalIso();
         recPhoton.trackIso               = currentPhoton.trackIso();
 
         // Fill the tree (this records all the recPhoton.* since
         // tree_PhotonAll_ was set to point at that.
         tree_PhotonAll_->Fill();
       }
 
       // Record whether it was near any module gap.
       // Very convoluted at the moment.
       bool inAnyGap = currentPhoton.isEBEEGap() || (currentPhoton.isEB()&&currentPhoton.isEBGap()) || (currentPhoton.isEE()&&currentPhoton.isEEGap());
       if (inAnyGap) {
         h_photonInAnyGap_->Fill(1.0);
       } else {
         h_photonInAnyGap_->Fill(0.0);
       }
 
       photonCounter++;
     }
     else
     {
       // This didn't pass photon cuts, mark it
       h_nPassingPho_->Fill(0.0);
     }
 
   } // End Loop over photons
   h_nPho_->Fill(photonCounter);
 
 }

void PatPhotonSimpleAnalyzer::beginJob ( void )

overridevirtual

Reimplemented from edm::EDAnalyzer.

Definition at line 83 of file PatPhotonSimpleAnalyzer.cc.

References Pi.

 {
 
   // go to *OUR* rootfile
   rootFile_->cd();
 
   // Book Histograms
   // PhotonID Histograms
   h_isoEcalRecHit_ = new TH1F("photonEcalIso",          "Ecal Rec Hit Isolation", 100, 0, 100);
   h_isoHcalRecHit_ = new TH1F("photonHcalIso",          "Hcal Rec Hit Isolation", 100, 0, 100);
   h_trk_pt_solid_  = new TH1F("photonTrackSolidIso",    "Sum of track pT in a cone of #DeltaR" , 100, 0, 100);
   h_trk_pt_hollow_ = new TH1F("photonTrackHollowIso",   "Sum of track pT in a hollow cone" ,     100, 0, 100);
   h_ntrk_solid_    = new TH1F("photonTrackCountSolid",  "Number of tracks in a cone of #DeltaR", 100, 0, 100);
   h_ntrk_hollow_   = new TH1F("photonTrackCountHollow", "Number of tracks in a hollow cone",     100, 0, 100);
   h_ebgap_         = new TH1F("photonInEBgap",          "Ecal Barrel gap flag",  2, -0.5, 1.5);
   h_eeGap_         = new TH1F("photonInEEgap",          "Ecal Endcap gap flag",  2, -0.5, 1.5);
   h_ebeeGap_       = new TH1F("photonInEEgap",          "Ecal Barrel/Endcap gap flag",  2, -0.5, 1.5);
   h_r9_            = new TH1F("photonR9",               "R9 = E(3x3) / E(SuperCluster)", 300, 0, 3);
 
   // Photon Histograms
   h_photonEt_      = new TH1F("photonEt",     "Photon E_{T}",  200,  0, 200);
   h_photonEta_     = new TH1F("photonEta",    "Photon #eta",   200, -4,   4);
   h_photonPhi_     = new TH1F("photonPhi",    "Photon #phi",   200, -1.*TMath::Pi(), TMath::Pi());
   h_hadoverem_     = new TH1F("photonHoverE", "Hadronic over EM", 200, 0, 1);
 
   // Photon's SuperCluster Histograms
   h_photonScEt_       = new TH1F("photonScEt",  "Photon SuperCluster E_{T}", 200,  0, 200);
   h_photonScEta_      = new TH1F("photonScEta", "Photon #eta",               200, -4,   4);
   h_photonScPhi_      = new TH1F("photonScPhi", "Photon #phi", 200, -1.*TMath::Pi(), TMath::Pi());
   h_photonScEtaWidth_ = new TH1F("photonScEtaWidth","#eta-width",            100,  0,  .1);
 
   // Composite or Other Histograms
   h_photonInAnyGap_   = new TH1F("photonInAnyGap",     "Photon in any gap flag",  2, -0.5, 1.5);
   h_nPassingPho_      = new TH1F("photonPassingCount", "Total number photons (0=NotPassing, 1=Passing)", 2, -0.5, 1.5);
   h_nPho_             = new TH1F("photonCount",        "Number of photons passing cuts in event",  10,  0,  10);
 
   // Create a TTree of photons if set to 'True' in config file
   if ( createPhotonTTree_ ) {
     tree_PhotonAll_     = new TTree("TreePhotonAll", "Reconstructed Photon");
     tree_PhotonAll_->Branch("recPhoton", &recPhoton.isolationEcalRecHit, "isolationEcalRecHit/F:isolationHcalRecHit:isolationSolidTrkCone:isolationHollowTrkCone:nTrkSolidCone:nTrkHollowCone:isEBGap:isEEGap:isEBEEGap:r9:et:eta:phi:hadronicOverEm:ecalIso:hcalIso:trackIso");
   }
 }

void PatPhotonSimpleAnalyzer::endJob ( void )

overridevirtual

Reimplemented from edm::EDAnalyzer.

Definition at line 245 of file PatPhotonSimpleAnalyzer.cc.

 {
 
   // go to *OUR* root file and store histograms
   rootFile_->cd();
 
   // PhotonID Histograms
   h_isoEcalRecHit_->Write();
   h_isoHcalRecHit_->Write();
   h_trk_pt_solid_-> Write();
   h_trk_pt_hollow_->Write();
   h_ntrk_solid_->   Write();
   h_ntrk_hollow_->  Write();
   h_ebgap_->     Write();
   h_eeGap_->     Write();
   h_ebeeGap_->   Write();
   h_r9_->        Write();
 
   // Photon Histograms
   h_photonEt_->  Write();
   h_photonEta_-> Write();
   h_photonPhi_-> Write();
   h_hadoverem_-> Write();
 
   // Photon's SuperCluster Histograms
   h_photonScEt_->      Write();
   h_photonScEta_->     Write();
   h_photonScPhi_->     Write();
   h_photonScEtaWidth_->Write();
 
   // Composite or Other Histograms
   h_photonInAnyGap_->Write();
   h_nPassingPho_->   Write();
   h_nPho_->          Write();
 
   // Write the root file (really writes the TTree)
   rootFile_->Write();
   rootFile_->Close();
 
 }

Member Data Documentation

bool PatPhotonSimpleAnalyzer::createPhotonTTree_

private

Definition at line 54 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_ebeeGap_

private

Definition at line 94 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_ebgap_

private

Definition at line 92 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_eeGap_

private

Definition at line 93 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_hadoverem_

private

Definition at line 101 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_isoEcalRecHit_

private

Definition at line 86 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_isoHcalRecHit_

private

Definition at line 87 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_nPassingPho_

private

Definition at line 111 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_nPho_

private

Definition at line 112 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_ntrk_hollow_

private

Definition at line 91 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_ntrk_solid_

private

Definition at line 90 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonEt_

private

Definition at line 98 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonEta_

private

Definition at line 99 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonInAnyGap_

private

Definition at line 110 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonPhi_

private

Definition at line 100 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonScEt_

private

Definition at line 104 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonScEta_

private

Definition at line 105 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonScEtaWidth_

private

Definition at line 107 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_photonScPhi_

private

Definition at line 106 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_r9_

private

Definition at line 95 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_trk_pt_hollow_

private

Definition at line 89 of file PatPhotonSimpleAnalyzer.h.

TH1F* PatPhotonSimpleAnalyzer::h_trk_pt_solid_

private

Definition at line 88 of file PatPhotonSimpleAnalyzer.h.

double PatPhotonSimpleAnalyzer::maxPhotonAbsEta_

private

Definition at line 51 of file PatPhotonSimpleAnalyzer.h.

double PatPhotonSimpleAnalyzer::maxPhotonHoverE_

private

Definition at line 53 of file PatPhotonSimpleAnalyzer.h.

double PatPhotonSimpleAnalyzer::minPhotonAbsEta_

private

Definition at line 50 of file PatPhotonSimpleAnalyzer.h.

double PatPhotonSimpleAnalyzer::minPhotonEt_

private

Definition at line 49 of file PatPhotonSimpleAnalyzer.h.

double PatPhotonSimpleAnalyzer::minPhotonR9_

private

Definition at line 52 of file PatPhotonSimpleAnalyzer.h.

std::string PatPhotonSimpleAnalyzer::outputFile_

private

Definition at line 48 of file PatPhotonSimpleAnalyzer.h.

struct_recPhoton PatPhotonSimpleAnalyzer::recPhoton

private

Definition at line 78 of file PatPhotonSimpleAnalyzer.h.

TFile* PatPhotonSimpleAnalyzer::rootFile_

private

Definition at line 81 of file PatPhotonSimpleAnalyzer.h.

TTree* PatPhotonSimpleAnalyzer::tree_PhotonAll_

private

Definition at line 115 of file PatPhotonSimpleAnalyzer.h.

Classes

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation