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#include <iostream> |
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#include <fstream> |
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#include "DataFormats/MuonReco/interface/Muon.h" |
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//#include "DataFormats/EgammaReco/interface/Electron.h" |
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#include "FWCore/MessageLogger/interface/MessageLogger.h" |
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#include "UserCode/HbbAnalysis/interface/HistosElecs.hh" |
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namespace HbbAnalysis {//namespace |
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void HistosElecs::Initialise(TFileDirectory & aDir, std::string aName){ |
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void HistosElecs::Initialise(TFileDirectory & aDir, std::string aName, bool aDoGenMatched){ |
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doGenMatched_ = aDoGenMatched; |
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CreateHistos(aName,aDir); |
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p_nElectrons = aDir.make<TH1F>("p_nElectrons",";N_{electrons};N_{entries}",20,0,20); |
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p_nChambers = aDir.make<TH1F>("p_nChambers",";n_{chambers};n_{entries}",20,0,20); |
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} |
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void HistosElecs::FillHistograms(const pat::Muon & aMuon){//FillHistograms |
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const reco::Muon* recoMuon = dynamic_cast<const reco::Muon*>(aMuon.originalObject()); |
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void HistosElecs::FillEventHistograms(edm::Handle<std::vector<pat::Electron> > aCol){ |
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if (doGenMatched_) { |
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unsigned int nMatched = 0; |
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for (std::vector<pat::Electron>::const_iterator iElec = aCol->begin(); |
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iElec != aCol->end(); |
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iElec++) |
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{ |
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if (MatchesGenElectron(*iElec)) nMatched++; |
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} |
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p_nElectrons->Fill(nMatched); |
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} |
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else p_nElectrons->Fill(aCol->size()); |
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} |
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void HistosElecs::FillHistograms(const pat::Electron & aElec, bool isLead){//FillHistograms |
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p_nChambers->Fill(recoMuon->numberOfChambers()); |
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bool lIsGenMatched = !doGenMatched_ || (doGenMatched_ && MatchesGenElectron(aElec)); |
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if (lIsGenMatched) {//genMatched |
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if (isLead) {//isLead |
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FillBaseHistograms(aElec.pt(),aElec.eta(),aElec.phi()); |
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FillBaseHistograms(aMuon.pt(),aMuon.eta(),aMuon.phi()); |
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}//isLead |
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}//genMatched |
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}//FillHistograms |
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bool HistosElecs::MatchesGenElectron(const pat::Electron& aPatElec) |
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{ |
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bool isGenMatched = false; |
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const std::vector<reco::GenParticleRef> & lVec = aPatElec.genParticleRefs(); |
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for ( std::vector<reco::GenParticleRef>::const_iterator it = lVec.begin(); |
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it != lVec.end(); ++it ) { |
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if ( it->ref().isNonnull() && it->ref().isValid() ) { |
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const reco::GenParticleRef & genParticle = (*it); |
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if ( genParticle->pdgId() == -11 || genParticle->pdgId() == +11 ) isGenMatched = true; |
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} else { |
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edm::LogWarning("MatchesGenElectron") << " edm::Ref of genParticle associated to pat::Electron is invalid !!"; |
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} |
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} |
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return isGenMatched; |
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} |
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}//namespace |
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