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[Event filtering] Fix match of decays including resonant channels #985

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Merged
fgrosa merged 1 commit into from
Jul 13, 2022
Merged

[Event filtering] Fix match of decays including resonant channels #985

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6 changes: 3 additions & 3 deletions EventFiltering/PWGHF/HFFilter.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -1010,13 +1010,13 @@ struct HfFilter { // Main struct for HF triggers
int8_t origin = 0;

// D± → π± K∓ π±
auto indexRec = RecoDecay::getMatchedMCRec(particlesMC, arrayDaughters, pdg::Code::kDPlus, array{+kPiPlus, -kKPlus, +kPiPlus}, true, &sign);
auto indexRec = RecoDecay::getMatchedMCRec(particlesMC, arrayDaughters, pdg::Code::kDPlus, array{+kPiPlus, -kKPlus, +kPiPlus}, true, &sign, 2);
if (indexRec >= 0) {
channel = kDplus;
}
if (indexRec < 0) {
// Ds± → K± K∓ π±
indexRec = RecoDecay::getMatchedMCRec(particlesMC, arrayDaughters, 431, array{+kKPlus, -kKPlus, +kPiPlus}, true, &sign); // TODO: replace hard coded pdg code
indexRec = RecoDecay::getMatchedMCRec(particlesMC, arrayDaughters, 431, array{+kKPlus, -kKPlus, +kPiPlus}, true, &sign, 2); // TODO: replace hard coded pdg code
if (indexRec >= 0) {
channel = kDs;
}
Expand All @@ -1030,7 +1030,7 @@ struct HfFilter { // Main struct for HF triggers
}
if (indexRec < 0) {
// Ξc± → p± K∓ π±
indexRec = RecoDecay::getMatchedMCRec(particlesMC, arrayDaughters, pdg::Code::kXiCPlus, array{+kProton, -kKPlus, +kPiPlus}, true, &sign);
indexRec = RecoDecay::getMatchedMCRec(particlesMC, arrayDaughters, pdg::Code::kXiCPlus, array{+kProton, -kKPlus, +kPiPlus}, true, &sign, 2);
if (indexRec >= 0) {
channel = kXic;
}
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2 changes: 1 addition & 1 deletion EventFiltering/PWGHF/HFFilterQC.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -110,7 +110,7 @@ struct HfFilterQc { // Main struct for HF trigger QC
return;
} else {
int8_t sign = 0;
if (RecoDecay::isMatchedMCGen(particlesMC, particle, pdgCodes[I], std::get<I>(pdgDau), true, &sign)) {
if (RecoDecay::isMatchedMCGen(particlesMC, particle, pdgCodes[I], std::get<I>(pdgDau), true, &sign, 2)) {
nParticles[I]++;
hPtDistr[0]->Fill(static_cast<double>(I), static_cast<double>(particle.pt()));
for (auto iTrig = 0; iTrig < kNtriggersHF; ++iTrig) {
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