Inheritance diagram for ZMCHistogrammer:

Public Member Functions
	ZMCHistogrammer (const edm::ParameterSet &pset)

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

	EDAnalyzer ()

SerialTaskQueue *	globalLuminosityBlocksQueue ()

SerialTaskQueue *	globalRunsQueue ()

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 &&)=default

	EDConsumerBase (EDConsumerBase const &)=delete

ESProxyIndex const *	esGetTokenIndices (edm::Transition iTrans) const

std::vector< ESProxyIndex > const &	esGetTokenIndicesVector (edm::Transition iTrans) const

std::vector< ESRecordIndex > const &	esGetTokenRecordIndicesVector (edm::Transition iTrans) const

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 &	operator= (EDConsumerBase &&)=default

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

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const

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

void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)

virtual	~EDConsumerBase () noexcept(false)

Private Member Functions
void	analyze (const edm::Event &event, const edm::EventSetup &setup) override

Private Attributes
double	angMax_

edm::EDGetTokenT< reco::CandidateView >	genToken_

TH1F *	h_etaResZ_

TH1F *	h_etaZ_

TH1F *	h_etaZMC_

TH1F *	h_invmMuMu_

TH1F *	h_invmMuMuMC_

TH1F *	h_mRatioZMuMu_

TH1F *	h_mRatioZMuMuMC_

TH1F *	h_mResZ_

TH1F *	h_mResZMuMu_

TH1F *	h_mResZMuMuMC_

TH1F *	h_mZ_

TH1F *	h_mZMC_

TH1F *	h_nZ_

TH1F *	h_nZMC_

TH1F *	h_phiResZ_

TH1F *	h_phiZ_

TH1F *	h_phiZMC_

TH1F *	h_ptResZ_

TH1F *	h_ptZ_

TH1F *	h_ptZMC_

TH1F *	h_rapidityResZ_

TH1F *	h_rapidityZ_

TH1F *	h_rapidityZMC_

TH1F *	h_thetaResZ_

TH1F *	h_thetaZ_

TH1F *	h_thetaZMC_

TH1F *	h_weight_histo

edm::EDGetTokenT< edm::HepMCProduct >	hepMCProductToken_

bool	isMCatNLO_

double	massMax_

double	massResMax_

edm::EDGetTokenT< std::vector< reco::GenParticleRef > >	matchToken_

unsigned int	nbinsAng_

unsigned int	nbinsMass_

unsigned int	nbinsMassRes_

unsigned int	nbinsPt_

double	ptMax_

edm::EDGetTokenT< reco::CandidateView >	zToken_

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 &)

static bool	wantsGlobalLuminosityBlocks ()

static bool	wantsGlobalRuns ()

static bool	wantsInputProcessBlocks ()

static bool	wantsProcessBlocks ()

static bool	wantsStreamLuminosityBlocks ()

static bool	wantsStreamRuns ()

Protected Member Functions inherited from edm::EDConsumerBase
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

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

template<BranchType B = InEvent>
EDConsumerBaseAdaptor< B >	consumes (edm::InputTag tag) noexcept

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 ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes ()

template<Transition Tr = Transition::Event>
constexpr auto	esConsumes () noexcept

template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)

template<Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag tag) noexcept

template<Transition Tr = Transition::Event>
ESGetTokenGeneric	esConsumes (eventsetup::EventSetupRecordKey const &iRecord, eventsetup::DataKey const &iKey)
	Used with EventSetupRecord::doGet. More...

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

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

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

Detailed Description

Definition at line 10 of file ZMCHistogrammer.cc.

Constructor & Destructor Documentation

◆ ZMCHistogrammer()

ZMCHistogrammer::ZMCHistogrammer ( const edm::ParameterSet & pset )

Definition at line 49 of file ZMCHistogrammer.cc.

     : zToken_(consumes<CandidateView>(pset.getParameter<InputTag>("z"))),
       genToken_(consumes<CandidateView>(pset.getParameter<InputTag>("gen"))),
       matchToken_(consumes<std::vector<GenParticleRef> >(pset.getParameter<InputTag>("match"))),
       hepMCProductToken_(consumes<HepMCProduct>(pset.getParameter<InputTag>("hepMCProductTag"))),
       nbinsMass_(pset.getUntrackedParameter<unsigned int>("nbinsMass")),
       nbinsPt_(pset.getUntrackedParameter<unsigned int>("nbinsPt")),
       nbinsAng_(pset.getUntrackedParameter<unsigned int>("nbinsAng")),
       nbinsMassRes_(pset.getUntrackedParameter<unsigned int>("nbinsMassRes")),
       massMax_(pset.getUntrackedParameter<double>("massMax")),
       ptMax_(pset.getUntrackedParameter<double>("ptMax")),
       angMax_(pset.getUntrackedParameter<double>("angMax")),
       massResMax_(pset.getUntrackedParameter<double>("massResMax")),
       isMCatNLO_(pset.getUntrackedParameter<bool>("isMCatNLO")) {
   cout << ">>> Z Histogrammer constructor" << endl;
   Service<TFileService> fs;
   TFileDirectory ZHisto = fs->mkdir("ZRecoHisto");
   TFileDirectory ZMCHisto = fs->mkdir("ZMCHisto");
   TFileDirectory ZResHisto = fs->mkdir("ZResolutionHisto");
   //TFileDirectory Z2vs3MCHisto = fs->mkdir( "Z2vs3MCHisto" );
   h_nZ_ = ZHisto.make<TH1F>("ZNumber", "number of Z particles", 11, -0.5, 10.5);
   h_mZ_ = ZHisto.make<TH1F>("ZMass", "Z mass (GeV/c^{2})", nbinsMass_, 0, massMax_);
   h_ptZ_ = ZHisto.make<TH1F>("ZPt", "Z p_{t} (GeV/c)", nbinsPt_, 0, ptMax_);
   h_phiZ_ = ZHisto.make<TH1F>("ZPhi", "Z #phi", nbinsAng_, -angMax_, angMax_);
   h_thetaZ_ = ZHisto.make<TH1F>("Ztheta", "Z #theta", nbinsAng_, 0, angMax_);
   h_etaZ_ = ZHisto.make<TH1F>("ZEta", "Z #eta", nbinsAng_, -angMax_, angMax_);
   h_rapidityZ_ = ZHisto.make<TH1F>("ZRapidity", "Z rapidity", nbinsAng_, -angMax_, angMax_);
   h_invmMuMu_ = ZHisto.make<TH1F>("MuMuMass", "#mu #mu invariant mass", nbinsMass_, 0, massMax_);
   h_weight_histo = ZHisto.make<TH1F>("weight_histo", "weight_histo", 20, -10, 10);
   h_nZMC_ = ZMCHisto.make<TH1F>("ZMCNumber", "number of Z MC particles", 11, -0.5, 10.5);
   h_mZMC_ = ZMCHisto.make<TH1F>("ZMCMass", "Z MC mass (GeV/c^{2})", nbinsMass_, 0, massMax_);
   h_ptZMC_ = ZMCHisto.make<TH1F>("ZMCPt", "Z MC p_{t} (GeV/c)", nbinsPt_, 0, ptMax_);
   h_phiZMC_ = ZMCHisto.make<TH1F>("ZMCPhi", "Z MC #phi", nbinsAng_, -angMax_, angMax_);
   h_thetaZMC_ = ZMCHisto.make<TH1F>("ZMCTheta", "Z MC #theta", nbinsAng_, 0, angMax_);
   h_etaZMC_ = ZMCHisto.make<TH1F>("ZMCEta", "Z MC #eta", nbinsAng_, -angMax_, angMax_);
   h_rapidityZMC_ = ZMCHisto.make<TH1F>("ZMCRapidity", "Z MC rapidity", nbinsAng_, -angMax_, angMax_);
   h_invmMuMuMC_ = ZMCHisto.make<TH1F>("MuMuMCMass", "#mu #mu MC invariant mass", nbinsMass_, 0, massMax_);
   /*
   h_mZ2vs3MC_ = Z2vs3MCHisto.make<TH1F>("Z2vs3MCMass", "Z MC st 2 vs st 3 mass (GeV/c^{2})",
                     nbinsMassRes_, -massResMax_, massResMax_);
   h_ptZ2vs3MC_ = Z2vs3MCHisto.make<TH1F>("Z2vs3MCPt", "Z MC st 2 vs st 3 p_{t} (GeV/c)",
                      nbinsPt_, -ptMax_, ptMax_);
   h_phiZ2vs3MC_ = Z2vs3MCHisto.make<TH1F>("Z2vs3MCPhi", "Z MC st 2 vs st 3 #phi",
                       nbinsAng_,  -angMax_, angMax_);
   h_thetaZ2vs3MC_ = Z2vs3MCHisto.make<TH1F>("Z2vs3MCTheta", "Z MC st 2 vs st 3 #theta",
                         nbinsAng_,  -angMax_, angMax_);
   h_etaZ2vs3MC_ = Z2vs3MCHisto.make<TH1F>("Z2vs3MCEta", "Z MC st 2 vs st 3 #eta",
                       nbinsAng_,  -angMax_, angMax_);
   h_rapidityZ2vs3MC_ = Z2vs3MCHisto.make<TH1F>("Z2vs3MCRapidity", "Z MC st 2 vs st 3 rapidity",
                        nbinsAng_,  -angMax_, angMax_);
   */
   h_mResZ_ = ZResHisto.make<TH1F>(
       "ZMassResolution", "Z mass Resolution (GeV/c^{2})", nbinsMassRes_, -massResMax_, massResMax_);
   h_ptResZ_ = ZResHisto.make<TH1F>("ZPtResolution", "Z p_{t} Resolution (GeV/c)", nbinsPt_, -ptMax_, ptMax_);
   h_phiResZ_ = ZResHisto.make<TH1F>("ZPhiResolution", "Z #phi Resolution", nbinsAng_, -angMax_, angMax_);
   h_thetaResZ_ = ZResHisto.make<TH1F>("ZThetaResolution", "Z #theta Resolution", nbinsAng_, -angMax_, angMax_);
   h_etaResZ_ = ZResHisto.make<TH1F>("ZEtaResolution", "Z #eta Resolution", nbinsAng_, -angMax_, angMax_);
   h_rapidityResZ_ = ZResHisto.make<TH1F>("ZRapidityResolution", "Z rapidity Resolution", nbinsAng_, -angMax_, angMax_);
   h_mResZMuMu_ = ZResHisto.make<TH1F>("ZToMuMuRecoMassResolution",
                                       "Z Reco vs matched final state #mu #mu mass Difference (GeV/c^{2})",
                                       nbinsMassRes_,
                                       -massResMax_,
                                       massResMax_);
   h_mRatioZMuMu_ =
       ZResHisto.make<TH1F>("ZToMuMuRecoMassRatio", "Z Reco vs matched final state #mu #mu mass Ratio", 4000, 0, 2);
   h_mResZMuMuMC_ = ZResHisto.make<TH1F>("ZToMuMuMCMassResolution",
                                         "Z vs final state #mu #mu MC mass Difference (GeV/c^{2})",
                                         nbinsMassRes_ / 2 + 1,
                                         -2 * massResMax_ / nbinsMassRes_,
                                         massResMax_);
   h_mRatioZMuMuMC_ =
       ZResHisto.make<TH1F>("ZToMuMuMCMassRatio", "Z vs final state #mu #mu MC mass Ratio", 2002, 0.999, 2);
 }

References angMax_, gather_cfg::cout, h_etaResZ_, h_etaZ_, h_etaZMC_, h_invmMuMu_, h_invmMuMuMC_, h_mRatioZMuMu_, h_mRatioZMuMuMC_, h_mResZ_, h_mResZMuMu_, h_mResZMuMuMC_, h_mZ_, h_mZMC_, h_nZ_, h_nZMC_, h_phiResZ_, h_phiZ_, h_phiZMC_, h_ptResZ_, h_ptZ_, h_ptZMC_, h_rapidityResZ_, h_rapidityZ_, h_rapidityZMC_, h_thetaResZ_, h_thetaZ_, h_thetaZMC_, h_weight_histo, TFileDirectory::make(), massMax_, massResMax_, TFileService::mkdir(), nbinsAng_, nbinsMass_, nbinsMassRes_, nbinsPt_, and ptMax_.

Member Function Documentation

◆ analyze()

void ZMCHistogrammer::analyze	(	const edm::Event &	event,
		const edm::EventSetup &	setup
	)

overrideprivatevirtual

Implements edm::EDAnalyzer.

Definition at line 123 of file ZMCHistogrammer.cc.

                                                                                {
   cout << ">>> Z Histogrammer analyze" << endl;
   Handle<CandidateView> z;
   Handle<CandidateView> gen;
   Handle<std::vector<GenParticleRef> > match;
   event.getByToken(zToken_, z);
   event.getByToken(genToken_, gen);
   event.getByToken(matchToken_, match);
   h_nZ_->Fill(z->size());
  
   // get HepMC::GenEvent ...
   Handle<HepMCProduct> evt_h;
   event.getByToken(hepMCProductToken_, evt_h);
   HepMC::GenEvent *evt = new HepMC::GenEvent(*(evt_h->GetEvent()));
  
   // get weight and fill it to histogram
   HepMC::WeightContainer weights = evt->weights();
   double weight = weights.front();
   if (!weight)
     weight = 1.;
   h_weight_histo->Fill(weight);
  
   if (isMCatNLO_) {
     weight > 0 ? weight = 1. : weight = -1.;
   }
  
   for (unsigned int i = 0; i < z->size(); ++i) {
     const Candidate &zCand = (*z)[i];
     h_mZ_->Fill(zCand.mass(), weight);
     h_ptZ_->Fill(zCand.pt(), weight);
     h_phiZ_->Fill(zCand.phi(), weight);
     h_thetaZ_->Fill(zCand.theta(), weight);
     h_etaZ_->Fill(zCand.eta(), weight);
     h_rapidityZ_->Fill(zCand.rapidity(), weight);
     CandidateBaseRef zCandRef = z->refAt(i);
  
     GenParticleRef zMCMatch = (*match)[i];
     if (zMCMatch.isNonnull() && zMCMatch->pdgId() == 23) {
       h_mResZ_->Fill(zCandRef->mass() - zMCMatch->mass());
       h_ptResZ_->Fill(zCandRef->pt() - zMCMatch->pt());
       h_phiResZ_->Fill(zCandRef->phi() - zMCMatch->phi());
       h_thetaResZ_->Fill(zCandRef->theta() - zMCMatch->theta());
       h_etaResZ_->Fill(zCandRef->eta() - zMCMatch->eta());
       h_rapidityResZ_->Fill(zCandRef->rapidity() - zMCMatch->rapidity());
       const Candidate *dau0 = zMCMatch->daughter(0);
       const Candidate *dau1 = zMCMatch->daughter(1);
       for (unsigned int i0 = 0; i0 < dau0->numberOfDaughters(); ++i0) {
         const Candidate *ddau0 = dau0->daughter(i0);
         if (abs(ddau0->pdgId()) == 13 && ddau0->status() == 1) {
           dau0 = ddau0;
           break;
         }
       }
       for (unsigned int i1 = 0; i1 < dau1->numberOfDaughters(); ++i1) {
         const Candidate *ddau1 = dau1->daughter(i1);
         if (abs(ddau1->pdgId()) == 13 && ddau1->status() == 1) {
           dau1 = ddau1;
           break;
         }
       }
       assert(abs(dau0->pdgId()) == 13 && dau0->status() == 1);
       assert(abs(dau1->pdgId()) == 13 && dau1->status() == 1);
       double invMass = (dau0->p4() + dau1->p4()).mass();
       h_invmMuMu_->Fill(invMass, weight);
       h_mResZMuMu_->Fill(zCand.mass() - invMass);
       h_mRatioZMuMu_->Fill(zCand.mass() / invMass);
     }
   }
   h_nZMC_->Fill(gen->size());
   for (unsigned int i = 0; i < gen->size(); ++i) {
     const Candidate &genCand = (*gen)[i];
     if ((genCand.pdgId() == 23) && (genCand.status() == 2))  //this is an intermediate Z0
       cout << ">>> intermediate Z0 found, with " << genCand.numberOfDaughters() << " daughters" << endl;
     if ((genCand.pdgId() == 23) && (genCand.status() == 3)) {  //this is a Z0
       cout << ">>> Z0 found, with " << genCand.numberOfDaughters() << " daughters" << endl;
       h_mZMC_->Fill(genCand.mass(), weight);
       h_ptZMC_->Fill(genCand.pt(), weight);
       h_phiZMC_->Fill(genCand.phi(), weight);
       h_thetaZMC_->Fill(genCand.theta(), weight);
       h_etaZMC_->Fill(genCand.eta(), weight);
       h_rapidityZMC_->Fill(genCand.rapidity(), weight);
       Particle::LorentzVector pZ(0, 0, 0, 0);
       int nMu = 0;
       for (unsigned int j = 0; j < genCand.numberOfDaughters(); ++j) {
         const Candidate *dauGen = genCand.daughter(j);
         /*
     if((dauGen->pdgId() == 23) && (dauGen->status() == 2)) {
       h_mZ2vs3MC_->Fill(genCand.mass() - dauGen->mass());
       h_ptZ2vs3MC_->Fill(genCand.pt() - dauGen->pt());
       h_phiZ2vs3MC_->Fill(genCand.phi() - dauGen->phi());
       h_thetaZ2vs3MC_->Fill(genCand.theta() - dauGen->theta());
       h_etaZ2vs3MC_->Fill(genCand.eta() - dauGen->eta());
       h_rapidityZ2vs3MC_->Fill(genCand.rapidity() - dauGen->rapidity());
     }
     */
         if ((abs(dauGen->pdgId()) == 13) && (dauGen->numberOfDaughters() != 0)) {
           //we are looking for photons of final state radiation
           cout << ">>> The muon " << j << " has " << dauGen->numberOfDaughters() << " daughters" << endl;
           for (unsigned int k = 0; k < dauGen->numberOfDaughters(); ++k) {
             const Candidate *dauMuGen = dauGen->daughter(k);
             cout << ">>> Mu " << j << " daughter MC " << k << " PDG Id " << dauMuGen->pdgId() << ", status "
                  << dauMuGen->status() << ", charge " << dauMuGen->charge() << endl;
             if (abs(dauMuGen->pdgId()) == 13 && dauMuGen->status() == 1) {
               pZ += dauMuGen->p4();
               nMu++;
             }
           }
         }
       }
       assert(nMu == 2);
       double mZ = pZ.mass();
       h_invmMuMuMC_->Fill(mZ, weight);
       h_mResZMuMuMC_->Fill(genCand.mass() - mZ);
       h_mRatioZMuMuMC_->Fill(genCand.mass() / mZ);
     }
   }
 }