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[PWGJE] fixing bug in HF matching #13933

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Merged
nzardosh merged 1 commit into from
Nov 22, 2025
Merged

[PWGJE] fixing bug in HF matching #13933

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28 changes: 27 additions & 1 deletion PWGJE/Core/JetHFUtilities.h
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Original file line number Diff line number Diff line change
Expand Up @@ -625,7 +625,33 @@ auto matchedHFParticleId(const T& candidate, const U& /*tracks*/, const V& /*par
template <typename T, typename U, typename V>
auto matchedHFParticle(const T& candidate, const U& /*tracks*/, const V& /*particles*/)
{
const auto candidateDaughterParticle = candidate.template prong1_as<U>().template mcParticle_as<V>();

const typename V::iterator candidateDaughterParticle;
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_2prong::DecayChannelMain::D0ToPiK) {
candidateDaughterParticle = candidate.template prong1_as<U>().template mcParticle_as<V>();
}
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_3prong::DecayChannelMain::DplusToPiKPi) {
candidateDaughterParticle = candidate.template prong1_as<U>().template mcParticle_as<V>();
}
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_3prong::DecayChannelMain::DsToPiKK) {
candidateDaughterParticle = candidate.template prong1_as<U>().template mcParticle_as<V>();
}
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_dstar::DecayChannelMain::DstarToPiKPi) {
candidateDaughterParticle = candidate.template prong3_as<U>().template mcParticle_as<V>();
}
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_3prong::DecayChannelMain::LcToPKPi) {
candidateDaughterParticle = candidate.template prong1_as<U>().template mcParticle_as<V>();
}
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_beauty::DecayChannelMain::B0ToDminusPi) {
candidateDaughterParticle = candidate.template prong4_as<U>().template mcParticle_as<V>();
}
if (std::abs(candidate.flagMcMatchRec()) == o2::hf_decay::hf_cand_beauty::DecayChannelMain::BplusToD0Pi) {
candidateDaughterParticle = candidate.template prong3_as<U>().template mcParticle_as<V>();
}
if (std::abs(candidate.flagMcMatchRec()) == o2::aod::hf_cand_xic_to_xi_pi_pi::DecayType::XicToXiPiPi) {
candidateDaughterParticle = candidate.template prong1_as<U>().template mcParticle_as<V>();
}

return candidateDaughterParticle.template mothers_first_as<V>();
}

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