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[PWGHF] Fix issues in correlated bkg matching#11712

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Merged
vkucera merged 1 commit into from
Jun 21, 2025
Merged

[PWGHF] Fix issues in correlated bkg matching #11712

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10 changes: 5 additions & 5 deletions PWGHF/Utils/utilsMcGen.h
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Original file line numberDiff line numberDiff line change
Expand Up@@ -219,7 +219,7 @@ void fillMcMatchGen3Prong(T const& mcParticles, U const& mcParticlesPerMcColl, V
// D± → π± K∓ π±
if (flag == 0) {
if (RecoDecay::isMatchedMCGen(mcParticles, particle, Pdg::kDPlus, std::array{+kPiPlus, -kKPlus, +kPiPlus}, true, &sign, 2)) {
flag = sign * (1 << o2::aod::hf_cand_3prong::DecayType::DplusToPiKPi);
flag = sign * o2::hf_decay::hf_cand_3prong::DecayChannelMain::DplusToPiKPi;
}
}

Expand All@@ -229,11 +229,11 @@ void fillMcMatchGen3Prong(T const& mcParticles, U const& mcParticlesPerMcColl, V
if (RecoDecay::isMatchedMCGen(mcParticles, particle, Pdg::kDS, std::array{+kKPlus, -kKPlus, +kPiPlus}, true, &sign, 2)) {
// DecayType::DsToKKPi is used to flag both Ds± → K± K∓ π± and D± → K± K∓ π±
// TODO: move to different and explicit flags
flag = sign * (1 << o2::aod::hf_cand_3prong::DecayType::DsToKKPi);
flag = sign * o2::hf_decay::hf_cand_3prong::DecayChannelMain::DsToPiKK;
} else if (RecoDecay::isMatchedMCGen(mcParticles, particle, Pdg::kDPlus, std::array{+kKPlus, -kKPlus, +kPiPlus}, true, &sign, 2)) {
// DecayType::DsToKKPi is used to flag both Ds± → K± K∓ π± and D± → K± K∓ π±
// TODO: move to different and explicit flags
flag = sign * (1 << o2::aod::hf_cand_3prong::DecayType::DsToKKPi);
flag = sign * o2::hf_decay::hf_cand_3prong::DecayChannelMain::DplusToPiKK;
isDplus = true;
}
if (flag != 0) {
Expand All@@ -244,9 +244,9 @@ void fillMcMatchGen3Prong(T const& mcParticles, U const& mcParticlesPerMcColl, V
arrPDGDaugh[jProng] = std::abs(daughJ.pdgCode());
}
if ((arrPDGDaugh[0] == arrPDGResonantDPhiPi[0] && arrPDGDaugh[1] == arrPDGResonantDPhiPi[1]) || (arrPDGDaugh[0] == arrPDGResonantDPhiPi[1] && arrPDGDaugh[1] == arrPDGResonantDPhiPi[0])) {
channel = isDplus ? o2::aod::hf_cand_3prong::DecayChannelDToKKPi::DplusToPhiPi : o2::aod::hf_cand_3prong::DecayChannelDToKKPi::DsToPhiPi;
channel = isDplus ? o2::hf_decay::hf_cand_3prong::DecayChannelResonant::DplusToPhiPi : o2::hf_decay::hf_cand_3prong::DecayChannelResonant::DsToPhiPi;
} else if ((arrPDGDaugh[0] == arrPDGResonantDKstarK[0] && arrPDGDaugh[1] == arrPDGResonantDKstarK[1]) || (arrPDGDaugh[0] == arrPDGResonantDKstarK[1] && arrPDGDaugh[1] == arrPDGResonantDKstarK[0])) {
channel = isDplus ? o2::aod::hf_cand_3prong::DecayChannelDToKKPi::DplusToK0starK : o2::aod::hf_cand_3prong::DecayChannelDToKKPi::DsToK0starK;
channel = isDplus ? o2::hf_decay::hf_cand_3prong::DecayChannelResonant::DplusToKstar0K : o2::hf_decay::hf_cand_3prong::DecayChannelResonant::DsToKstar0K;
}
}
}
Expand Down
10 changes: 5 additions & 5 deletions PWGHF/Utils/utilsMcMatching.h
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Original file line numberDiff line numberDiff line change
Expand Up@@ -57,16 +57,16 @@ namespace hf_cand_3prong

// D±
static const std::unordered_map<DecayChannelMain, const std::vector<int>> daughtersDplusMain{
{DecayChannelMain::DplusToPiKPi, {+kKMinus, +kKPlus, +kPiPlus}},
{DecayChannelMain::DplusToPiKK, {+kKMinus, +kPiPlus, +kPiPlus}},
{DecayChannelMain::DplusToPiKPi, {+kKMinus, +kPiPlus, +kPiPlus}},
{DecayChannelMain::DplusToPiKK, {+kKMinus, +kKPlus, +kPiPlus}},
{DecayChannelMain::DplusToPiKPiPi0, {+kKMinus, +kPiPlus, +kPiPlus, +kPi0}},
{DecayChannelMain::DplusToPiPiPi, {+kPiMinus, +kPiPlus, +kPiPlus}},
};

static const std::unordered_map<DecayChannelResonant, const std::array<int, 2>> daughtersDplusResonant{
{DecayChannelResonant::DplusToPhiPi, {+o2::constants::physics::kPhi, +kPiPlus}},
{DecayChannelResonant::DplusToKstar0K, {-o2::constants::physics::kK0Star892, +kKPlus}},
{DecayChannelResonant::DplusToKstar1430_0K, {+10311, +kKPlus}},
{DecayChannelResonant::DplusToKstar1430_0K, {-10311, +kKPlus}},
{DecayChannelResonant::DplusToRho0Pi, {+kRho770_0, +kPiPlus}},
{DecayChannelResonant::DplusToF2_1270Pi, {+225, +kPiPlus}},
};
Expand DownExpand Up@@ -110,7 +110,7 @@ static const std::unordered_map<DecayChannelResonant, const std::array<int, 2>>
{DecayChannelResonant::DstarToD0ToKstarPi, {-o2::constants::physics::kKPlusStar892, +kPiPlus}},
{DecayChannelResonant::DstarToDplusToPhiPi, {+o2::constants::physics::kPhi, +kPiPlus}},
{DecayChannelResonant::DstarToDplusToKstar0K, {-o2::constants::physics::kK0Star892, +kKPlus}},
{DecayChannelResonant::DstarToDplusToKstar1430_0K, {+10311, +kKPlus}},
{DecayChannelResonant::DstarToDplusToKstar1430_0K, {-10311, +kKPlus}},
{DecayChannelResonant::DstarToDplusToRho0Pi, {+kRho770_0, +kPiPlus}},
{DecayChannelResonant::DstarToDplusToF2_1270Pi, {+225, +kPiPlus}},
};
Expand All@@ -123,7 +123,7 @@ static const std::unordered_map<DecayChannelMain, const std::vector<int>> daught
{DecayChannelMain::LcToPKK, {+kProton, +kKMinus, +kKPlus}}};

static const std::unordered_map<DecayChannelResonant, const std::array<int, 2>> daughtersLcResonant{
{DecayChannelResonant::LcToPKstar0, {+o2::constants::physics::kK0Star892, +kProton}},
{DecayChannelResonant::LcToPKstar0, {-o2::constants::physics::kK0Star892, +kProton}},
{DecayChannelResonant::LcToDeltaplusplusK, {+2224, +kKMinus}},
{DecayChannelResonant::LcToL1520Pi, {+102134, +kPiPlus}},
};
Expand Down