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#include "UserCode/L1RpcTriggerAnalysis/interface/SynchroSelectorTrack.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 "FWCore/Utilities/interface/InputTag.h"
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#include "DataFormats/L1GlobalMuonTrigger/interface/L1MuRegionalCand.h"
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#include "DataFormats/L1GlobalMuonTrigger/interface/L1MuGMTCand.h"
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#include "DataFormats/L1GlobalMuonTrigger/interface/L1MuGMTExtendedCand.h"
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#include "DataFormats/L1GlobalMuonTrigger/interface/L1MuGMTReadoutCollection.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 "Geometry/CommonDetUnit/interface/GlobalTrackingGeometry.h"
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#include "Geometry/Records/interface/GlobalTrackingGeometryRecord.h"
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#include "Geometry/CommonDetUnit/interface/GeomDet.h"
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#include "MagneticField/Engine/interface/MagneticField.h"
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#include "MagneticField/Records/interface/IdealMagneticFieldRecord.h"
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#include "TrackingTools/Records/interface/TrackingComponentsRecord.h"
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#include "TrackingTools/GeomPropagators/interface/Propagator.h"
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#include "TrackingTools/TrajectoryState/interface/TrajectoryStateOnSurface.h"
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#include "TrackingTools/TrajectoryState/interface/TrajectoryStateTransform.h"
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#include "DataFormats/MuonDetId/interface/RPCDetId.h"
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#include "DataFormats/BeamSpot/interface/BeamSpot.h"
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#include "UserCode/L1RpcTriggerAnalysis/interface/TrackToL1ObjMatcher.h"
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#include "TObjArray.h"
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#include "TH1F.h"
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#include "TH1.h"
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#include <cmath>
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using namespace edm;
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using namespace std;
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SynchroSelectorTrack::SynchroSelectorTrack(const edm::ParameterSet& cfg, TObjArray& histos)
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: SynchroSelector(cfg)
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{
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hDxy = new TH1F("hDxy_SSTrack","hDxy_SSTrack",100.,0.,1.); histos.Add(hDxy);
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SynchroSelector::hPullX = new TH1F("hPullX_SSTrack","hPullX_SSTrack",100,-10.,10.); histos.Add(hPullX);
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SynchroSelector::hDistX = new TH1F("hDistX_SSTrack","hDistX_SSTrack",100,-100.,100.); histos.Add(hDistX);
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hDeltaPhi = new TH1F("hDeltaPhi_SSTrack","hDeltaPhi_SSTrack",100, 0., 1.); histos.Add(hDeltaPhi);
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hDeltaEta = new TH1F("hDeltaEta_SSTrack","hDeltaEta_SSTrack",100, 0., 1.); histos.Add(hDeltaEta);
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hNum = new TH1F("hNumTracks","hNumTracks",50,0.,250.); histos.Add(hNum);
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}
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bool SynchroSelectorTrack::takeIt(const RPCDetId & det, const edm::Event&ev, const edm::EventSetup& es)
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{
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bool result = false;
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float theMaxTIP = theConfig.getParameter<double>("maxTIP");
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float theMinPt = theConfig.getParameter<double>("minPt");
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edm::Handle<reco::TrackCollection> trackCollection;
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ev.getByLabel(InputTag( theConfig.getParameter<std::string>("collection")),trackCollection);
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edm::ESHandle<GlobalTrackingGeometry> globalGeometry;
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es.get<GlobalTrackingGeometryRecord>().get(globalGeometry);
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edm::ESHandle<MagneticField> magField;
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es.get<IdealMagneticFieldRecord>().get(magField);
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math::XYZPoint reference(0.,0.,0.);
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if (theConfig.exists("beamSpot")) {
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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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}
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reco::TrackCollection tracks = *(trackCollection.product());
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if (hNum) hNum->Fill(tracks.size());
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mindetaForStudy = 100.;
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mindphiForStudy = 100.;
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typedef reco::TrackCollection::const_iterator IT;
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for (IT it = tracks.begin(); it !=tracks.end(); ++it) {
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const reco::Track & track = *it;
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if (track.pt() < theMinPt ) continue;
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double dxy = track.dxy(reference);
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if (fabs(dxy) > theMaxTIP) continue;
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TrajectoryStateOnSurface aTSOS = TrajectoryStateTransform().outerStateOnSurface(track, *globalGeometry, magField.product());
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if (!checkL1RpcMatching(aTSOS, ev,es) ) continue;
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if (!checkRpcDetMatching(aTSOS,det,ev,es)) continue;
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if (theConfig.getParameter<bool>("checkUniqueRecHitMatching") && !checkUniqueRecHitMatching(aTSOS,det,ev,es)) continue;
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if (hDxy) hDxy->Fill(fabs(dxy));
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result = true;
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}
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if (mindetaForStudy < 99.) hDeltaEta->Fill(mindetaForStudy);
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if (mindphiForStudy < 99.) hDeltaPhi->Fill(mindphiForStudy);
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return result;
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}
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bool SynchroSelectorTrack::checkL1RpcMatching( const TrajectoryStateOnSurface & tsos, const edm::Event&ev, const edm::EventSetup& es)
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{
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edm::Handle<L1MuGMTReadoutCollection> pCollection;
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InputTag l1MuReadout = theConfig.getParameter<edm::InputTag>("l1MuReadout");
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ev.getByLabel(l1MuReadout,pCollection);
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L1MuGMTReadoutCollection const* gmtrc = pCollection.product();
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if (!gmtrc) return false;
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TrackToL1ObjMatcher matcher(theConfig.getParameter<edm::ParameterSet>("rpcMatcherPSet"));
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vector<L1MuGMTReadoutRecord> gmt_records = gmtrc->getRecords();
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vector<L1MuGMTReadoutRecord>::const_iterator RRItr;
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typedef vector<L1MuRegionalCand>::const_iterator ITC;
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for( RRItr = gmt_records.begin() ; RRItr != gmt_records.end() ; RRItr++ ) {
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for (int i=1; i<=2; ++i) {
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vector<L1MuRegionalCand> Cands = (i==1) ? RRItr->getBrlRPCCands() : RRItr->getFwdRPCCands();
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for(ITC it = Cands.begin() ; it != Cands.end() ; ++it ) {
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if (it->empty()) continue;
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//propagate and check matching for candidate
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float rpcEta = it->etaValue();
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float rpcPhi = it->phiValue();
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bool matched = matcher(rpcEta, rpcPhi, tsos, ev, es);
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TrackToL1ObjMatcher::LastResult matchingResult = matcher.lastResult();
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if (matchingResult.isValid) {
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if (matchingResult.deltaEta < mindetaForStudy) mindetaForStudy = matchingResult.deltaEta;
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if (matchingResult.deltaPhi < mindphiForStudy) mindphiForStudy = matchingResult.deltaPhi;
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}
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if (matched) return true;
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}
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}
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}
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return false;
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}
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