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Protect against particles with zero weight and pt being given as input to njettiness #40081

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merged 1 commit into from
Nov 16, 2022
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Protect against particles with zero weight and pt being given as input to njettiness #40081

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20 changes: 13 additions & 7 deletions RecoBTag/SecondaryVertex/plugins/BoostedDoubleSVProducer.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -662,7 +662,7 @@ void BoostedDoubleSVProducer::calcNsubjettiness(const reco::JetBaseRef& jet,
for (size_t i = 0; i < daughter->numberOfDaughters(); ++i) {
const reco::CandidatePtr& constit = subjet->daughterPtr(i);

if (constit.isNonnull()) {
if (constit.isNonnull() && constit->pt() > std::numeric_limits<double>::epsilon()) {
// Check if any values were nan or inf
float valcheck = constit->px() + constit->py() + constit->pz() + constit->energy();
if (edm::isNotFinite(valcheck)) {
Expand All @@ -679,10 +679,13 @@ void BoostedDoubleSVProducer::calcNsubjettiness(const reco::JetBaseRef& jet,
<< "BoostedDoubleSVProducer: No weights (e.g. PUPPI) given for weighted jet collection"
<< std::endl;
}
fjParticles.push_back(
fastjet::PseudoJet(constit->px() * w, constit->py() * w, constit->pz() * w, constit->energy() * w));
} else
if (w > 0) {
fjParticles.push_back(
fastjet::PseudoJet(constit->px() * w, constit->py() * w, constit->pz() * w, constit->energy() * w));
}
} else {
fjParticles.push_back(fastjet::PseudoJet(constit->px(), constit->py(), constit->pz(), constit->energy()));
}
} else
edm::LogWarning("MissingJetConstituent")
<< "Jet constituent required for N-subjettiness computation is missing!";
Expand All @@ -703,10 +706,13 @@ void BoostedDoubleSVProducer::calcNsubjettiness(const reco::JetBaseRef& jet,
throw cms::Exception("MissingConstituentWeight")
<< "BoostedDoubleSVProducer: No weights (e.g. PUPPI) given for weighted jet collection" << std::endl;
}
fjParticles.push_back(
fastjet::PseudoJet(daughter->px() * w, daughter->py() * w, daughter->pz() * w, daughter->energy() * w));
} else
if (w > 0 && daughter->pt() > std::numeric_limits<double>::epsilon()) {
fjParticles.push_back(
fastjet::PseudoJet(daughter->px() * w, daughter->py() * w, daughter->pz() * w, daughter->energy() * w));
}
} else {
fjParticles.push_back(fastjet::PseudoJet(daughter->px(), daughter->py(), daughter->pz(), daughter->energy()));
}
}
} else
edm::LogWarning("MissingJetConstituent") << "Jet constituent required for N-subjettiness computation is missing!";
Expand Down