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[PWGLF] Strangeness in jets: add efficiency histograms in events with jet #15085

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Merged
ercolessi merged 1 commit into from
Feb 21, 2026
+80 −9
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[PWGLF] Strangeness in jets: add efficiency histograms in events with jet #15085

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89 changes: 80 additions & 9 deletions PWGLF/Tasks/Strangeness/strangenessInJets.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -344,15 +344,6 @@ struct StrangenessInJets {
registryMC.add("K0s_generated_fullevent", "K0s_generated_fullevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_fullevent", "Lambda_generated_fullevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_fullevent", "AntiLambda_generated_fullevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_generated_recoevent", "K0s_generated_recoevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_recoevent", "Lambda_generated_recoevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_recoevent", "AntiLambda_generated_recoevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_generated_recojet_jet", "K0s_generated_recojet_jet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_recojet_jet", "Lambda_generated_recojet_jet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_recojet_jet", "AntiLambda_generated_recojet_jet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_generated_recojet_ue", "K0s_generated_recojet_ue", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_recojet_ue", "Lambda_generated_recojet_ue", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_recojet_ue", "AntiLambda_generated_recojet_ue", HistType::kTH2F, {multAxis, ptAxis});
}
if (enabledSignals.value[ParticleOfInterest::kCascades]) {
registryMC.add("XiPos_generated_jet", "XiPos_generated_jet", HistType::kTH2F, {multAxis, ptAxis});
Expand Down Expand Up @@ -428,6 +419,21 @@ struct StrangenessInJets {
registryMC.add("K0s_reconstructed_fullevent", "K0s_reconstructed_fullevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_reconstructed_fullevent", "Lambda_reconstructed_fullevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_reconstructed_fullevent", "AntiLambda_reconstructed_fullevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_reconstructed_eventwjet", "K0s_reconstructed_eventwjet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_reconstructed_eventwjet", "Lambda_reconstructed_eventwjet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_reconstructed_eventwjet", "AntiLambda_reconstructed_eventwjet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_generated_eventwjet", "K0s_generated_eventwjet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_eventwjet", "Lambda_generated_eventwjet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_eventwjet", "AntiLambda_generated_eventwjet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_generated_recoevent", "K0s_generated_recoevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_recoevent", "Lambda_generated_recoevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_recoevent", "AntiLambda_generated_recoevent", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_generated_recojet_jet", "K0s_generated_recojet_jet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_recojet_jet", "Lambda_generated_recojet_jet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_recojet_jet", "AntiLambda_generated_recojet_jet", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("K0s_generated_recojet_ue", "K0s_generated_recojet_ue", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("Lambda_generated_recojet_ue", "Lambda_generated_recojet_ue", HistType::kTH2F, {multAxis, ptAxis});
registryMC.add("AntiLambda_generated_recojet_ue", "AntiLambda_generated_recojet_ue", HistType::kTH2F, {multAxis, ptAxis});
}

if (enabledSignals.value[ParticleOfInterest::kCascades]) {
Expand Down Expand Up @@ -1863,6 +1869,71 @@ struct StrangenessInJets {
registryMC.fill(HIST("number_of_events_mc_rec"), 4.5);
registryMC.fill(HIST("number_of_events_vsmultiplicity_rec"), multiplicity);

// V0 particles
if (enabledSignals.value[ParticleOfInterest::kV0Particles]) {
for (const auto& v0 : v0sPerColl) {
const auto& pos = v0.posTrack_as<DaughterTracksMC>();
const auto& neg = v0.negTrack_as<DaughterTracksMC>();

// Get MC particles
if (!pos.has_mcParticle() || !neg.has_mcParticle())
continue;
auto posParticle = pos.mcParticle_as<aod::McParticles>();
auto negParticle = neg.mcParticle_as<aod::McParticles>();
if (!posParticle.has_mothers() || !negParticle.has_mothers())
continue;

// Get Mothers
auto motherPos = mcParticles.iteratorAt(posParticle.mothersIds()[0]);
auto motherNeg = mcParticles.iteratorAt(negParticle.mothersIds()[0]);
if (motherPos != motherNeg)
continue;
if (!motherPos.isPhysicalPrimary())
continue;

if (std::abs(motherPos.eta()) > 0.8)
continue;

// K0s
if (passedK0ShortSelection(v0, pos, neg) && motherPos.pdgCode() == kK0Short) {
registryMC.fill(HIST("K0s_reconstructed_eventwjet"), multiplicity, v0.pt());
}
// Lambda
if (passedLambdaSelection(v0, pos, neg) && motherPos.pdgCode() == kLambda0) {
registryMC.fill(HIST("Lambda_reconstructed_eventwjet"), multiplicity, v0.pt());
}
// AntiLambda
if (passedAntiLambdaSelection(v0, pos, neg) && motherPos.pdgCode() == kLambda0Bar) {
registryMC.fill(HIST("AntiLambda_reconstructed_eventwjet"), multiplicity, v0.pt());
}
}
}

for (auto& particle : mcParticlesPerColl) {

if (particle.isPhysicalPrimary() && std::abs(particle.eta()) <= 0.8) {
switch (particle.pdgCode()) {
case kK0Short:
if (enabledSignals.value[ParticleOfInterest::kV0Particles]) {
registryMC.fill(HIST("K0s_generated_eventwjet"), multiplicity, particle.pt());
}
break;
case kLambda0:
if (enabledSignals.value[ParticleOfInterest::kV0Particles]) {
registryMC.fill(HIST("Lambda_generated_eventwjet"), multiplicity, particle.pt());
}
break;
case kLambda0Bar:
if (enabledSignals.value[ParticleOfInterest::kV0Particles]) {
registryMC.fill(HIST("AntiLambda_generated_eventwjet"), multiplicity, particle.pt());
}
break;
default:
break;
}
}
}

// Loop over selected jets
for (int i = 0; i < static_cast<int>(selectedJet.size()); i++) {

Expand Down
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