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[PWGJE] removing check on decay channel type #17339

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Merged
nzardosh merged 1 commit into from
Aug 5, 2026
+12 −46
Merged

[PWGJE] removing check on decay channel type #17339

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52 changes: 11 additions & 41 deletions PWGJE/Core/JetHFUtilities.h
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Original file line number Diff line number Diff line change
Expand Up @@ -609,58 +609,33 @@ bool isHFDaughterTrack(T& track, U& candidate)
* @param particles particle table
*/
template <typename T, typename U, typename V>
auto matchedHFParticle(const T& candidate, const U& /*tracks*/, const V& /*particles*/, bool& isMatched)
auto matchedHFParticle(const T& candidate, const U& /*tracks*/, const V& /*particles*/)
{

typename V::iterator candidateDaughterParticle;
isMatched = false;
if constexpr (isD0Candidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_2prong::DecayChannelMain::D0ToPiK) {
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
}
if constexpr (isDplusCandidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_3prong::DecayChannelMain::DplusToPiKPi) {
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
}
if constexpr (isDsCandidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_3prong::DecayChannelMain::DsToPiKK) {
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
}
if constexpr (isDstarCandidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_dstar::DecayChannelMain::DstarToPiKPi) {
candidateDaughterParticle = candidate.template prong2_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong2_as<U>().template mcParticle_as<V>();
}
if constexpr (isLcCandidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_3prong::DecayChannelMain::LcToPKPi) {
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
}
if constexpr (isB0Candidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_beauty::DecayChannelMain::B0ToDminusPi) {
candidateDaughterParticle = candidate.template prong3_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong3_as<U>().template mcParticle_as<V>();
}
if constexpr (isBplusCandidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_beauty::DecayChannelMain::BplusToD0Pi) {
candidateDaughterParticle = candidate.template prong2_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong2_as<U>().template mcParticle_as<V>();
}
if constexpr (isXicToXiPiPiCandidate<T>()) {
if (std::abs(candidate.flagMcMatchRec()) == o2::aod::hf_cand_xic_to_xi_pi_pi::DecayType::XicToXiPiPi) {
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
isMatched = true;
}
candidateDaughterParticle = candidate.template prong0_as<U>().template mcParticle_as<V>();
}
return candidateDaughterParticle.template mothers_first_as<V>();
}
Expand All @@ -675,13 +650,8 @@ auto matchedHFParticle(const T& candidate, const U& /*tracks*/, const V& /*parti
template <typename T, typename U, typename V>
auto matchedHFParticleId(const T& candidate, const U& tracks, const V& particles)
{
bool isMatched = false;
auto matchedParticle = matchedHFParticle(candidate, tracks, particles, isMatched);
if (isMatched) {
return matchedParticle.globalIndex();
} else {
return int64_t{-1}; // does this clash with the case where a track doesnt have an associated particle?
}
auto matchedParticle = matchedHFParticle(candidate, tracks, particles);
return matchedParticle.globalIndex();
}

/**
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6 changes: 1 addition & 5 deletions PWGJE/Tasks/jetCorrelationD0.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -456,11 +456,7 @@ struct JetCorrelationD0 {
if (d0Candidate.pt() < d0PtCutMin) { // once settled on a mlcut, then add the lower bound of the systematics as a cut here
continue;
}
bool isMatched = false;
const auto& d0Particle = jethfutilities::matchedHFParticle(d0Candidate, tracks, particles, isMatched);
if (!isMatched) {
continue;
}
const auto& d0Particle = jethfutilities::matchedHFParticle(d0Candidate, tracks, particles);
for (const auto& McDJet : McDJets) {
if (McDJet.pt() < jetPtCutMin) {
continue;
Expand Down
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