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Added configurable parameters for nValidHits, nMissIn, nMissMid, maxRelTrkIsoDeltaRp3, relTrkIsoDeltaRSize #5665

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Oct 8, 2014
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added parameter relTrkIsoDeltaRSize; use local arrays for rel trk iso…
… calculation
Jessica committed Oct 6, 2014
commit 49b37e2a2cd588d670e137fd850008adc648f972
37 changes: 23 additions & 14 deletions RecoTracker/DeDx/plugins/HLTDeDxFilter.cc
Original file line number Diff line number Diff line change
@@ -43,6 +43,7 @@ HLTDeDxFilter::HLTDeDxFilter(const edm::ParameterSet& iConfig) : HLTFilter(iConf
maxNHitMissIn_ = iConfig.getParameter<double> ("maxNHitMissIn");
maxNHitMissMid_ = iConfig.getParameter<double> ("maxNHitMissMid");
maxRelTrkIsoDeltaRp3_ = iConfig.getParameter<double> ("maxRelTrkIsoDeltaRp3");
relTrkIsoDeltaRSize_ = iConfig.getParameter<double> ("relTrkIsoDeltaRSize");
inputTracksTag_ = iConfig.getParameter< edm::InputTag > ("inputTracksTag");
inputdedxTag_ = iConfig.getParameter< edm::InputTag > ("inputDeDxTag");
inputTracksToken_ = consumes<reco::TrackCollection>(iConfig.getParameter< edm::InputTag > ("inputTracksTag"));
@@ -67,6 +68,7 @@ void HLTDeDxFilter::fillDescriptions(edm::ConfigurationDescriptions& description
desc.add<double>("maxNHitMissIn",99);
desc.add<double>("maxNHitMissMid",99);
desc.add<double>("maxRelTrkIsoDeltaRp3", -1);
desc.add<double>("relTrkIsoDeltaRSize", 0.3);
desc.add<edm::InputTag>("inputTracksTag",edm::InputTag("hltL3Mouns"));
desc.add<edm::InputTag>("inputDeDxTag",edm::InputTag("HLTdedxHarm2"));
descriptions.add("hltDeDxFilter",desc);
@@ -103,15 +105,22 @@ bool

bool accept=false;
int NTracks = 0;
//fill local arrays for eta, phi, and pt
float eta[trackCollection.size()], phi[trackCollection.size()], pt[trackCollection.size()];
for(unsigned int i=0; i<trackCollection.size(); i++){
reco::TrackRef track = reco::TrackRef( trackCollectionHandle, i );
if(track->pt()>minPT_ && fabs(track->eta())<maxETA_ && dEdxTrack[track].numberOfMeasurements()>minNOM_ && dEdxTrack[track].dEdx()>minDEDx_){
NTracks++;
eta[i] = trackCollection[i].eta();
phi[i] = trackCollection[i].phi();
pt[i] = trackCollection[i].pt();
}
for(unsigned int i=0; i<trackCollection.size(); i++){
reco::TrackRef track = reco::TrackRef( trackCollectionHandle, i );
if(pt[i]>minPT_ && fabs(eta[i])<maxETA_ && dEdxTrack[track].numberOfMeasurements()>minNOM_ && dEdxTrack[track].dEdx()>minDEDx_){
NTracks++;
if(track->numberOfValidHits() < minNumValidHits_) continue;
if(track->hitPattern().trackerLayersWithoutMeasurement( reco::HitPattern::MISSING_INNER_HITS) > maxNHitMissIn_) continue;
if(track->hitPattern().trackerLayersWithoutMeasurement( reco::HitPattern::TRACK_HITS) > maxNHitMissMid_) continue;
if (saveTags()){
Particle::Charge q = track->charge();
Particle::Charge q = track->charge();
//SAVE DEDX INFORMATION AS IF IT WAS THE MASS OF THE PARTICLE
Particle::LorentzVector p4(track->px(), track->py(), track->pz(), sqrt(pow(track->p(),2) + pow(dEdxTrack[track].dEdx(),2)));
Particle::Point vtx(track->vx(),track->vy(), track->vz());
@@ -121,19 +130,19 @@ bool
cand.setTrack(track);
chargedCandidates->push_back(cand);
}

//calculate relative trk isolation only if parameter maxRelTrkIsoDeltaRp3 is different from default value of 99
//calculate relative trk isolation only if parameter maxRelTrkIsoDeltaRp3 is less than 0
if(maxRelTrkIsoDeltaRp3_ >= 0){
double ptCone = track->pt();
for(unsigned int j=0; j<trackCollection.size(); j++){
auto ptCone = trackCollection[i].pt();
for(unsigned int j=0; j<trackCollection.size(); j++){
reco::TrackRef track2 = reco::TrackRef( trackCollectionHandle, j );
if (track->eta() == track2->eta() && track->phi() == track2->phi()) continue; // do not compare track to itself
double trkDeltaR = deltaR(track->eta(), track->phi(), track2->eta(), track2->phi());
if (trkDeltaR < 0.3){
ptCone+=track2->pt();
}
if (i==j) continue; // do not compare track to itself
auto trkDeltaR2 = deltaR2(eta[i], phi[i], eta[j], phi[j]);
if (trkDeltaR2 < relTrkIsoDeltaRSize_ * relTrkIsoDeltaRSize_){
ptCone+=pt[j];
}
}
double relTrkIso = (ptCone - track->pt())/(track->pt());
double relTrkIso = (ptCone - pt[i])/(pt[i]);
if (relTrkIso > maxRelTrkIsoDeltaRp3_) continue;
}
accept=true;