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File indexing completed on 2021-02-14 12:49:44

0001 /** \class HLTFiltCand
0002  *
0003  * See header file for documentation
0004  *
0005  *
0006  *  \author Martin Grunewald
0007  *
0008  */
0009 
0010 #include "HLTFiltCand.h"
0011 #include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
0012 
0013 #include "DataFormats/Common/interface/Handle.h"
0014 
0015 #include "DataFormats/RecoCandidate/interface/RecoEcalCandidate.h"
0016 #include "DataFormats/RecoCandidate/interface/RecoEcalCandidateFwd.h"
0017 #include "DataFormats/EgammaCandidates/interface/Electron.h"
0018 #include "DataFormats/EgammaCandidates/interface/ElectronFwd.h"
0019 #include "DataFormats/RecoCandidate/interface/RecoChargedCandidate.h"
0020 #include "DataFormats/RecoCandidate/interface/RecoChargedCandidateFwd.h"
0021 #include "DataFormats/JetReco/interface/CaloJet.h"
0022 #include "DataFormats/JetReco/interface/CaloJetCollection.h"
0023 #include "DataFormats/Candidate/interface/CompositeCandidate.h"
0024 #include "DataFormats/Candidate/interface/CompositeCandidateFwd.h"
0025 #include "DataFormats/METReco/interface/CaloMET.h"
0026 #include "DataFormats/METReco/interface/CaloMETFwd.h"
0027 #include "DataFormats/METReco/interface/MET.h"
0028 #include "DataFormats/METReco/interface/METFwd.h"
0029 
0030 #include "DataFormats/JetReco/interface/GenJet.h"
0031 #include "DataFormats/JetReco/interface/GenJetCollection.h"
0032 #include "DataFormats/METReco/interface/GenMET.h"
0033 #include "DataFormats/METReco/interface/GenMETCollection.h"
0034 
0035 #include "DataFormats/Common/interface/Ref.h"
0036 #include "DataFormats/HLTReco/interface/TriggerFilterObjectWithRefs.h"
0037 
0038 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0039 
0040 //
0041 // constructors and destructor
0042 //
0043 
0044 HLTFiltCand::HLTFiltCand(const edm::ParameterSet& iConfig)
0045     : HLTFilter(iConfig),
0046       photTag_(iConfig.getParameter<edm::InputTag>("photTag")),
0047       elecTag_(iConfig.getParameter<edm::InputTag>("elecTag")),
0048       muonTag_(iConfig.getParameter<edm::InputTag>("muonTag")),
0049       tausTag_(iConfig.getParameter<edm::InputTag>("tausTag")),
0050       jetsTag_(iConfig.getParameter<edm::InputTag>("jetsTag")),
0051       metsTag_(iConfig.getParameter<edm::InputTag>("metsTag")),
0052       mhtsTag_(iConfig.getParameter<edm::InputTag>("mhtsTag")),
0053       trckTag_(iConfig.getParameter<edm::InputTag>("trckTag")),
0054       ecalTag_(iConfig.getParameter<edm::InputTag>("ecalTag")),
0055       photToken_(consumes<reco::RecoEcalCandidateCollection>(photTag_)),
0056       elecToken_(consumes<reco::ElectronCollection>(elecTag_)),
0057       muonToken_(consumes<reco::RecoChargedCandidateCollection>(muonTag_)),
0058       tausToken_(consumes<reco::CaloJetCollection>(tausTag_)),
0059       jetsToken_(consumes<reco::CaloJetCollection>(jetsTag_)),
0060       metsToken_(consumes<reco::CaloMETCollection>(metsTag_)),
0061       mhtsToken_(consumes<reco::METCollection>(mhtsTag_)),
0062       trckToken_(consumes<reco::RecoChargedCandidateCollection>(trckTag_)),
0063       ecalToken_(consumes<reco::RecoEcalCandidateCollection>(ecalTag_)),
0064       min_Pt_(iConfig.getParameter<double>("MinPt")) {
0065   LogDebug("") << "MinPt cut " << min_Pt_ << " g: " << photTag_.encode() << " e: " << elecTag_.encode()
0066                << " m: " << muonTag_.encode() << " t: " << tausTag_.encode() << " j: " << jetsTag_.encode()
0067                << " M: " << metsTag_.encode() << " H: " << mhtsTag_.encode() << " TR: " << trckTag_.encode()
0068                << " SC: " << ecalTag_.encode();
0069 }
0070 
0071 HLTFiltCand::~HLTFiltCand() = default;
0072 
0073 //
0074 // member functions
0075 //
0076 
0077 void HLTFiltCand::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
0078   edm::ParameterSetDescription desc;
0079   makeHLTFilterDescription(desc);
0080   desc.add<edm::InputTag>("photTag", edm::InputTag("photCollection"));
0081   desc.add<edm::InputTag>("elecTag", edm::InputTag("elecCollection"));
0082   desc.add<edm::InputTag>("muonTag", edm::InputTag("muonCollection"));
0083   desc.add<edm::InputTag>("tausTag", edm::InputTag("tausCollection"));
0084   desc.add<edm::InputTag>("jetsTag", edm::InputTag("jetsCollection"));
0085   desc.add<edm::InputTag>("metsTag", edm::InputTag("metsCollection"));
0086   desc.add<edm::InputTag>("mhtsTag", edm::InputTag("mhtsCollection"));
0087   desc.add<edm::InputTag>("trckTag", edm::InputTag("trckCollection"));
0088   desc.add<edm::InputTag>("ecalTag", edm::InputTag("ecalCollection"));
0089   desc.add<double>("MinPt", -1.0);
0090   descriptions.add("hltFiltCand", desc);
0091 }
0092 
0093 // ------------ method called to produce the data  ------------
0094 bool HLTFiltCand::hltFilter(edm::Event& iEvent,
0095                             const edm::EventSetup& iSetup,
0096                             trigger::TriggerFilterObjectWithRefs& filterproduct) const {
0097   using namespace std;
0098   using namespace edm;
0099   using namespace reco;
0100   using namespace trigger;
0101 
0102   // All HLT filters must create and fill an HLT filter object,
0103   // recording any reconstructed physics objects satisfying (or not)
0104   // this HLT filter, and place it in the Event.
0105 
0106   // The filter object
0107   if (saveTags()) {
0108     filterproduct.addCollectionTag(photTag_);
0109     filterproduct.addCollectionTag(elecTag_);
0110     filterproduct.addCollectionTag(muonTag_);
0111     filterproduct.addCollectionTag(tausTag_);
0112     filterproduct.addCollectionTag(jetsTag_);
0113     filterproduct.addCollectionTag(metsTag_);
0114     filterproduct.addCollectionTag(mhtsTag_);
0115     filterproduct.addCollectionTag(trckTag_);
0116     filterproduct.addCollectionTag(ecalTag_);
0117   }
0118 
0119   // Specific filter code
0120 
0121   // get hold of products from Event
0122 
0123   Handle<RecoEcalCandidateCollection> photons;
0124   Handle<ElectronCollection> electrons;
0125   Handle<RecoChargedCandidateCollection> muons;
0126   Handle<CaloJetCollection> taus;
0127   Handle<CaloJetCollection> jets;
0128   Handle<CaloMETCollection> mets;
0129   Handle<METCollection> mhts;
0130   Handle<RecoChargedCandidateCollection> trcks;
0131   Handle<RecoEcalCandidateCollection> ecals;
0132 
0133   iEvent.getByToken(photToken_, photons);
0134   iEvent.getByToken(elecToken_, electrons);
0135   iEvent.getByToken(muonToken_, muons);
0136   iEvent.getByToken(tausToken_, taus);
0137   iEvent.getByToken(jetsToken_, jets);
0138   iEvent.getByToken(metsToken_, mets);
0139   iEvent.getByToken(mhtsToken_, mhts);
0140   iEvent.getByToken(trckToken_, trcks);
0141   iEvent.getByToken(ecalToken_, ecals);
0142 
0143   // look for at least one g,e,m,t,j,M,H,TR,SC above its pt cut
0144 
0145   // photons
0146   int nphot(0);
0147   auto aphot(photons->begin());
0148   auto ophot(photons->end());
0149   RecoEcalCandidateCollection::const_iterator iphot;
0150   for (iphot = aphot; iphot != ophot; iphot++) {
0151     if (iphot->pt() >= min_Pt_) {
0152       nphot++;
0153       RecoEcalCandidateRef ref(RecoEcalCandidateRef(photons, distance(aphot, iphot)));
0154       filterproduct.addObject(TriggerPhoton, ref);
0155     }
0156   }
0157 
0158   // electrons
0159   int nelec(0);
0160   auto aelec(electrons->begin());
0161   auto oelec(electrons->end());
0162   ElectronCollection::const_iterator ielec;
0163   for (ielec = aelec; ielec != oelec; ielec++) {
0164     if (ielec->pt() >= min_Pt_) {
0165       nelec++;
0166       ElectronRef ref(ElectronRef(electrons, distance(aelec, ielec)));
0167       filterproduct.addObject(-TriggerElectron, ref);
0168     }
0169   }
0170 
0171   // muon
0172   int nmuon(0);
0173   auto amuon(muons->begin());
0174   auto omuon(muons->end());
0175   RecoChargedCandidateCollection::const_iterator imuon;
0176   for (imuon = amuon; imuon != omuon; imuon++) {
0177     if (imuon->pt() >= min_Pt_) {
0178       nmuon++;
0179       RecoChargedCandidateRef ref(RecoChargedCandidateRef(muons, distance(amuon, imuon)));
0180       filterproduct.addObject(TriggerMuon, ref);
0181     }
0182   }
0183 
0184   // taus (are stored as jets)
0185   int ntaus(0);
0186   auto ataus(taus->begin());
0187   auto otaus(taus->end());
0188   CaloJetCollection::const_iterator itaus;
0189   for (itaus = ataus; itaus != otaus; itaus++) {
0190     if (itaus->pt() >= min_Pt_) {
0191       ntaus++;
0192       CaloJetRef ref(CaloJetRef(taus, distance(ataus, itaus)));
0193       filterproduct.addObject(-TriggerTau, ref);
0194     }
0195   }
0196 
0197   // jets
0198   int njets(0);
0199   auto ajets(jets->begin());
0200   auto ojets(jets->end());
0201   CaloJetCollection::const_iterator ijets;
0202   for (ijets = ajets; ijets != ojets; ijets++) {
0203     if (ijets->pt() >= min_Pt_) {
0204       njets++;
0205       CaloJetRef ref(CaloJetRef(jets, distance(ajets, ijets)));
0206       filterproduct.addObject(TriggerJet, ref);
0207     }
0208   }
0209 
0210   // mets
0211   int nmets(0);
0212   auto amets(mets->begin());
0213   auto omets(mets->end());
0214   CaloMETCollection::const_iterator imets;
0215   for (imets = amets; imets != omets; imets++) {
0216     if (imets->pt() >= min_Pt_) {
0217       nmets++;
0218       CaloMETRef ref(CaloMETRef(mets, distance(amets, imets)));
0219       filterproduct.addObject(TriggerMET, ref);
0220     }
0221   }
0222 
0223   // mhts
0224   int nmhts(0);
0225   auto amhts(mhts->begin());
0226   auto omhts(mhts->end());
0227   METCollection::const_iterator imhts;
0228   for (imhts = amhts; imhts != omhts; imhts++) {
0229     if (imhts->pt() >= min_Pt_) {
0230       nmhts++;
0231       METRef ref(METRef(mhts, distance(amhts, imhts)));
0232       filterproduct.addObject(TriggerMHT, ref);
0233     }
0234   }
0235 
0236   // trcks
0237   int ntrck(0);
0238   auto atrcks(trcks->begin());
0239   auto otrcks(trcks->end());
0240   RecoChargedCandidateCollection::const_iterator itrcks;
0241   for (itrcks = atrcks; itrcks != otrcks; itrcks++) {
0242     if (itrcks->pt() >= min_Pt_) {
0243       ntrck++;
0244       RecoChargedCandidateRef ref(RecoChargedCandidateRef(trcks, distance(atrcks, itrcks)));
0245       filterproduct.addObject(TriggerTrack, ref);
0246     }
0247   }
0248 
0249   // ecals
0250   int necal(0);
0251   auto aecals(ecals->begin());
0252   auto oecals(ecals->end());
0253   RecoEcalCandidateCollection::const_iterator iecals;
0254   for (iecals = aecals; iecals != oecals; iecals++) {
0255     if (iecals->pt() >= min_Pt_) {
0256       necal++;
0257       RecoEcalCandidateRef ref(RecoEcalCandidateRef(ecals, distance(aecals, iecals)));
0258       filterproduct.addObject(TriggerCluster, ref);
0259     }
0260   }
0261 
0262   // error case
0263   // filterproduct.addObject(0,Ref<vector<int> >());
0264 
0265   // final filter decision:
0266   const bool accept((nphot > 0) && (nelec > 0) && (nmuon > 0) && (ntaus > 0) &&
0267                     //   (njets>0) && (nmets>0) && (nmhts>=0) && (ntrck>0) && (necal>0) );
0268                     (njets > 0) && (nmets > 0) && (ntrck > 0) && (necal > 0));
0269 
0270   LogDebug("") << "Number of g/e/m/t/j/M/H/TR/SC objects accepted:"
0271                << " " << nphot << " " << nelec << " " << nmuon << " " << ntaus << " " << njets << " " << nmets << " "
0272                << nmhts << " " << ntrck << " " << necal;
0273 
0274   // return with final filter decision
0275   return accept;
0276 }