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[PWGLF] added Lambda1520 for simulation #16180

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hkoley wants to merge 2 commits into from
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[PWGLF] added Lambda1520 for simulation #16180

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f0185fc
Added Lambda1520 to particle list
hkoley May 9, 2026
755db77
Add Lambda1520 ID and update NIDsTot
hkoley May 9, 2026
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36 changes: 7 additions & 29 deletions PWGLF/Tasks/QC/mcParticlePrediction.cxx
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

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[name/workflow-file] 

Name of a workflow file must match the name of the main struct in it (without the PWG prefix). (Class implementation files should be in "Core" directories.)
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
Expand Down Expand Up @@ -57,7 +57,7 @@
// Particles
static const std::vector<std::string> parameterNames{"Enable"};
static constexpr int nParameters = 1;
static const int defaultParticles[PIDExtended::NIDsTot][nParameters]{{0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {1}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}};
static const int defaultParticles[PIDExtended::NIDsTot][nParameters]{{0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {1}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}};
bool enabledParticlesArray[PIDExtended::NIDsTot];

// Estimators
Expand Down Expand Up @@ -180,7 +180,6 @@
"Estimators enabled"};
Configurable<bool> selectInelGt0{"selectInelGt0", true, "Select only inelastic events"};
Configurable<bool> selectPrimaries{"selectPrimaries", true, "Select only primary particles"};
Configurable<float> rapidityCut{"rapidityCut", 0.5, "Select only particles within |y| < cut"};
Configurable<bool> requireCoincidenceEstimators{"requireCoincidenceEstimators", false, "Asks for a coincidence when two estimators are used"};
Configurable<bool> discardkIsGoodZvtxFT0vsPV{"discardkIsGoodZvtxFT0vsPV", false, "Select only collisions with matching BC and MC BC"};
Configurable<bool> discardMismatchedBCs{"discardMismatchedBCs", false, "Select only collisions with matching BC and MC BC"};
Expand Down Expand Up @@ -456,7 +455,7 @@
}

histos.fill(HIST("collisions/generated"), 1);
if (std::abs(mcCollision.posZ()) > 10.f) {

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return;
}
histos.fill(HIST("collisions/generated"), 2);
Expand Down Expand Up @@ -494,41 +493,20 @@
continue;
}

// if (!particle.isPhysicalPrimary()) {
// continue;
// }
if (!particle.isPhysicalPrimary()) {
continue;
}

TParticlePDG* p = pdgDB->GetParticle(particle.pdgCode());
if (p) {
if (std::abs(p->Charge()) > 1e-3) {

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histos.fill(HIST("particles/eta/charged"), particle.eta());
} else {
histos.fill(HIST("particles/eta/neutral"), particle.eta());
}
}

if (std::abs(particle.y()) >= rapidityCut) {
continue;
}

// Check if particle has daughters (not a final state particle)
auto daughters = particle.daughters_as<aod::McParticles>();
bool isValid = false;

if (daughters.size() > 0) {
isValid = true;
for (const auto& daughter : daughters) {
if (!daughter.isPhysicalPrimary()) {
isValid = false;
break;
}
}
} else {
// Final state particle - check if particle itself is physical primary
isValid = particle.isPhysicalPrimary();
}

if (!isValid) {
if (std::abs(particle.y()) > 0.5) {

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[magic-number] 

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continue;
}

Expand Down Expand Up @@ -694,10 +672,10 @@
float nMultRecoMCBC[Estimators::nEstimators] = {0};
if (mcBC.has_ft0()) {
const auto& ft0 = mcBC.ft0();
for (const auto& amplitude : ft0.amplitudeA()) {
for (auto amplitude : ft0.amplitudeA()) {

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nMultRecoMCBC[Estimators::FT0A] += amplitude;
}
for (const auto& amplitude : ft0.amplitudeC()) {
for (auto amplitude : ft0.amplitudeC()) {

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nMultRecoMCBC[Estimators::FT0C] += amplitude;
}
nMultRecoMCBC[Estimators::FT0AC] = nMultRecoMCBC[Estimators::FT0A] + nMultRecoMCBC[Estimators::FT0C];
Expand Down
6 changes: 5 additions & 1 deletion PWGLF/Utils/mcParticle.h
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Expand Up @@ -134,7 +134,8 @@ class PIDExtended
static constexpr ID KstarPM = PIDCounts + 40;
static constexpr ID Kshort = PIDCounts + 41;
static constexpr ID Xi1530 = PIDCounts + 42;
static constexpr ID NIDsTot = PIDCounts + 43;
static constexpr ID Lambda1520 = PIDCounts + 43;
static constexpr ID NIDsTot = PIDCounts + 44;

static constexpr const char* sNames[NIDsTot + 1] = {
o2::track::pid_constants::sNames[Electron], // Electron
Expand Down Expand Up @@ -199,6 +200,7 @@ class PIDExtended
"KstarPM", // KstarPM
"Kshort", // Kshort
"Xi1530", // Xi1530
"Lambda1520", // Lambda1520
nullptr};

static std::vector<std::string> arrayNames()
Expand Down Expand Up @@ -341,6 +343,8 @@ class PIDExtended
return Kshort;
case 3324:
return Xi1530;
case 3124:
return Lambda1520;
default:
LOG(debug) << "Cannot identify particle with PDG code " << particle.pdgCode();
break;
Expand Down
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