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#include "UserCode/L1RpcTriggerAnalysis/interface/BestMuonFinder.h"
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#include "FWCore/ParameterSet/interface/ParameterSet.h"
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#include "FWCore/Framework/interface/Event.h"
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#include "FWCore/Framework/interface/EventSetup.h"
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#include "FWCore/Framework/interface/ESHandle.h"
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#include "DataFormats/Common/interface/Handle.h"
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#include "DataFormats/BeamSpot/interface/BeamSpot.h"
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#include "DataFormats/MuonReco/interface/Muon.h"
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#include "DataFormats/MuonReco/interface/MuonFwd.h"
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#include "DataFormats/TrackReco/interface/TrackFwd.h"
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#include "DataFormats/TrackReco/interface/Track.h"
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#include "UserCode/L1RpcTriggerAnalysis/interface/Utilities.h"
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#include "DataFormats/Math/interface/deltaR.h"
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#include "DataFormats/Math/interface/deltaPhi.h"
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#include "TObjArray.h"
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#include "TH1D.h"
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#include "TH2D.h"
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//TH2D* hMuHitsCSCvsEta;
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BestMuonFinder::BestMuonFinder(const edm::ParameterSet& cfg)
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: lastEvent(0), lastRun(0), theConfig(cfg), theUnique(true), theAllMuons(0), theMuon(0),
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theTrackerHits(0), theRPCHits(0), theDTHits(0), theCSCHits(0),
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hMuChi2Tk(0), hMuChi2Gl(0), hMuNHitsTk(0),
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hMuPtVsEta(0), hMuHitsRPCvsCSC(0), hMuHitsRPCvsDT(0),
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hMuonPt_BMF(0),hMuonEta_BMF (0),hMuonPhi_BMF(0)
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{}
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bool BestMuonFinder::run(const edm::Event &ev, const edm::EventSetup &es)
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{
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if (lastEvent==ev.id().event() && lastRun==ev.run()) return false;
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lastEvent = ev.id().event() ;
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lastRun = ev.run();
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theMuon = 0;
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theUnique = true;
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//getBeamSpot
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math::XYZPoint reference(0.,0.,0.);
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edm::InputTag beamSpot = theConfig.getParameter<edm::InputTag>("beamSpot");
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edm::Handle<reco::BeamSpot> bsHandle;
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ev.getByLabel( beamSpot, bsHandle);
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if (bsHandle.isValid()) reference = math::XYZPoint(bsHandle->x0(), bsHandle->y0(), bsHandle->z0());
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//get Muon
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edm::Handle<reco::MuonCollection> muons;
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static std::string muonCollName = theConfig.getParameter<std::string>("muonColl");
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static bool warnNoColl = theConfig.getUntrackedParameter<bool>("warnNoColl", true);
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ev.getByLabel( muonCollName, muons);
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if (!muons.isValid()) {
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if (warnNoColl) std::cout <<"** WARNING - no collection labeled: "<<muonCollName<<std::endl;
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return false;
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}
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theAllMuons = muons->size();
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for (reco::MuonCollection::const_iterator im = muons->begin(); im != muons->end(); ++im) {
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/*
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if (ev.id().event() == 352597514) {
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std::cout << "HERE Muon: matched stations:"<<im->numberOfMatchedStations() <<std::endl;
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if (im->isGlobalMuon()) {
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std::cout <<" GlobalMuon: "
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<<" pt="<<im->combinedMuon()->pt()
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<<" eta="<<im->combinedMuon()->eta()
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<<" phi="<<im->combinedMuon()->phi()
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<<" chi2: "<<im->combinedMuon()->normalizedChi2()<<std::endl;
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}
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if (im->isTrackerMuon() && im->innerTrack().isNonnull()) {
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std::cout <<" TrackerMuon: "
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<<" pt="<<im->innerTrack()->pt()
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<<" eta="<<im->innerTrack()->eta()
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<<" phi="<<im->innerTrack()->phi()
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<< std::endl;
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}
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if (im->isStandAloneMuon()) std::cout <<" StandaloneMuon"<<std::endl;
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}
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*/
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if (im->bestTrack()->eta() > theConfig.getParameter<double>("maxEta")) continue;
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if (im->bestTrack()->pt() < theConfig.getParameter<double>("minPt")) continue;
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if (im->numberOfMatchedStations() < theConfig.getParameter<int>("minNumberOfMatchedStations")) continue;
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if ( theConfig.getParameter<bool>("requireInnerTrack")) {
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if (!im->isTrackerMuon() || !im->innerTrack().isNonnull()) continue;
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if (im->innerTrack()->dxy(reference) > theConfig.getParameter<double>("maxTIP")) continue;
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if (im->innerTrack()->normalizedChi2() > theConfig.getParameter<double>("maxChi2Tk")) continue;
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if (hMuonPt_BMF) hMuonPt_BMF->Fill( im->innerTrack()->pt());
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if (hMuonEta_BMF) hMuonEta_BMF->Fill( im->innerTrack()->eta());
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if (hMuonPhi_BMF) hMuonPhi_BMF->Fill( im->innerTrack()->phi());
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if (hMuChi2Tk) hMuChi2Tk->Fill(im->innerTrack()->normalizedChi2());
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if (hMuPtVsEta) hMuPtVsEta->Fill(im->innerTrack()->eta(), im->innerTrack()->pt());
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}
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if ( theConfig.getParameter<bool>("requireOuterTrack")){
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if(!im->isStandAloneMuon() || !im->outerTrack().isNonnull())continue;
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if(im->standAloneMuon()->normalizedChi2() > theConfig.getParameter<double>("maxChi2Sa")) continue;
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}
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if ( theConfig.getParameter<bool>("requireGlobalTrack")) {
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if(!im->isGlobalMuon() || !im->globalTrack().isNonnull()) continue;
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if(im->combinedMuon()->normalizedChi2() > theConfig.getParameter<double>("maxChi2Mu")) continue;
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}
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if (hMuChi2Gl && im->isGlobalMuon()) hMuChi2Gl->Fill(im->combinedMuon()->normalizedChi2());
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//
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// TMP TIGHT SELECTION FOR IVAN
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// if (! im->isGlobalMuon()) continue;
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// if (! (im->globalTrack()->normalizedChi2() < 10)) continue;
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// if (! (im->globalTrack()->hitPattern().numberOfValidMuonHits() > 0)) continue;
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// if (! (im->numberOfMatchedStations() > 1)) continue;
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// if (! (fabs(im->innerTrack()->dxy(reference)) < 0.2)) continue;
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// if (! (im->track()->hitPattern().numberOfValidPixelHits() > 0)) continue;
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// if (! (im->track()->hitPattern().numberOfValidTrackerHits() > 10)) continue;
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// TMP END OF TIGHT MUON SELECTION FROM IVAN
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//remove muons without valid hits in tk and mu system
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int nTrackerHits =0;
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int nRPCHits =0;
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int nDTHits =0;
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int nCSCHits =0;
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if (im->isGlobalMuon()) {
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const reco::HitPattern& hp = (im->combinedMuon())->hitPattern();
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nTrackerHits = hp.numberOfValidTrackerHits();
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nRPCHits = hp.numberOfValidMuonRPCHits();
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nDTHits = hp.numberOfValidMuonDTHits();
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nCSCHits = hp.numberOfValidMuonCSCHits();
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if (hMuNHitsTk) hMuNHitsTk->Fill(fabs(nTrackerHits)+1.e-3);
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if (nDTHits==0 && hMuHitsRPCvsCSC) hMuHitsRPCvsCSC->Fill(nCSCHits,nRPCHits);
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if (nCSCHits==0 && hMuHitsRPCvsDT) hMuHitsRPCvsDT->Fill(nDTHits,nRPCHits);
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} else {
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if(im->isTrackerMuon()) {
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const reco::HitPattern& hp = (im->innerTrack())->hitPattern();
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nTrackerHits = hp.numberOfValidTrackerHits();
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}
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if (im->isStandAloneMuon()) {
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const reco::HitPattern& hp = (im->standAloneMuon())->hitPattern();
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nRPCHits = hp.numberOfValidMuonRPCHits();
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nDTHits = hp.numberOfValidMuonDTHits();
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nCSCHits = hp.numberOfValidMuonCSCHits();
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}
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}
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if (nTrackerHits< theConfig.getParameter<int>("minNumberTrackerHits")) continue;
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if ( nRPCHits < theConfig.getParameter<int>("minNumberRpcHits")) continue;
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if ( nDTHits + nCSCHits < theConfig.getParameter<int>("minNumberDtCscHits") ) continue;
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if (!theMuon || (im->bestTrack()->pt() > theMuon->bestTrack()->pt()) ) {
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theMuon = &(*im);
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theTrackerHits = nTrackerHits;
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theRPCHits = nRPCHits;
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theDTHits = nDTHits;
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theCSCHits = nCSCHits;
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}
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}
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//
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// check if muon is unigue
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//
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if (theMuon) {
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double muonEta = theMuon->bestTrack()->eta();
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double muonPhi = theMuon->bestTrack()->phi();
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for (reco::MuonCollection::const_iterator im = muons->begin(); im != muons->end(); ++im) {
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if (&(*im) == theMuon) continue;
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if ( fabs(reco::deltaPhi(muonPhi, im->bestTrack()->phi())) > theConfig.getParameter<double>("deltaPhiUnique")) continue;
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if ( fabs(muonEta-im->bestTrack()->eta()) > theConfig.getParameter<double>("deltaEtaUnique")) continue;
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theUnique = false;
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}
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}
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return true;
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}
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void BestMuonFinder::initHistos( TObjArray & histos)
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{
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hMuChi2Tk = new TH1D("hMuChi2Tk","hMuChi2Tk",100.,0.,10.); histos.Add(hMuChi2Tk);
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hMuChi2Gl = new TH1D("hMuChi2Gl","hMuChi2Gl",100.,0.,10.); histos.Add(hMuChi2Gl);
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hMuNHitsTk = new TH1D("hMuNHitsTk","hMuNHitsTk",30,0.,30.); histos.Add(hMuNHitsTk);
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hMuPtVsEta = new TH2D("hMuPtVsEta","hMuPtVsEta", L1RpcEtaScale::nEtaBins, L1RpcEtaScale::etaBins, L1PtScale::nPtBins, L1PtScale::ptBins); histos.Add(hMuPtVsEta);
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hMuHitsRPCvsCSC = new TH2D("hMuHitsRPCvsCSC","hMuHitsRPCvsCSC", 40,0.,40., 6,0.,6.); histos.Add(hMuHitsRPCvsCSC);
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hMuHitsRPCvsDT = new TH2D("hMuHitsRPCvsDT","hMuHitsRPCvsDT", 30,0.,60., 6,0.,6.); histos.Add(hMuHitsRPCvsDT);
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// hMuHitsCSCvsEta = new TH2D("hMuHitsCSCvsEta","hMuHitsCSCvsEta",17, 0.8,2.5, 40,0.,40); histos.Add(hMuHitsCSCvsEta);
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hMuonPt_BMF = new TH1D("hMuonPt_BMF","All global muons Pt;Glb.muon p_{T} [GeV];Muons / bin",L1PtScale::nPtBins,L1PtScale::ptBins); histos.Add(hMuonPt_BMF);
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hMuonEta_BMF = new TH1D("hMuonEta_BMF","All global muons Eta;Glb.muon #eta;Muons / bin",84, -2.1, 2.1); histos.Add(hMuonEta_BMF);
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hMuonPhi_BMF = new TH1D("hMuonPhi_BMF","All global muons Phi;Glb.muon #phi [rad];Muons / bin",90,-M_PI,M_PI); histos.Add(hMuonPhi_BMF);
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}
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