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[PWGLF] Add TPC PID clusters and PID info to He3 and Lambda #12283

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Merged
fmazzasc merged 1 commit into from
Jul 28, 2025
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[PWGLF] Add TPC PID clusters and PID info to He3 and Lambda #12283

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14 changes: 10 additions & 4 deletions PWGLF/DataModel/LFSlimHeLambda.h
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@@ -1,4 +1,4 @@
// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

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[doc/file] 

Provide mandatory file documentation.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
Expand All @@ -12,7 +12,7 @@
///
/// \file LFSlimNucleiTables.h
/// \brief Slim nuclei tables
///

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#ifndef PWGLF_DATAMODEL_LFSLIMNUCLEITABLES_H_
#define PWGLF_DATAMODEL_LFSLIMNUCLEITABLES_H_
Expand All @@ -33,26 +33,31 @@

namespace lfv0he3
{
DECLARE_SOA_INDEX_COLUMN(LFEvent, lfEvent); // Collision ID for the event

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DECLARE_SOA_COLUMN(Pt, pt, float);
DECLARE_SOA_COLUMN(Eta, eta, float);
DECLARE_SOA_COLUMN(Phi, phi, float);
DECLARE_SOA_COLUMN(Mass, mass, float);
DECLARE_SOA_COLUMN(CosPA, cosPA, float);
DECLARE_SOA_COLUMN(DCAxy, dcaXY, float);

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DECLARE_SOA_COLUMN(DCAz, dcaZ, float);

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DECLARE_SOA_COLUMN(TPCnCls, tpcNCls, int);

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DECLARE_SOA_COLUMN(TPCnClsPID, tpcNClsPID, int);

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DECLARE_SOA_COLUMN(ITSClusterSizes, itsClusterSizes, uint32_t);

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DECLARE_SOA_COLUMN(NsigmaTPCPion, nSigmaTPCPion, float);

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DECLARE_SOA_COLUMN(NsigmaTPCProton, nSigmaTPCProton, float);
DECLARE_SOA_COLUMN(NsigmaTPC, nSigmaTPC, float);
// DECLARE_SOA_COLUMN(NsigmaTPCproton, nSigmaTPCproton, float);
DECLARE_SOA_COLUMN(DCAdaughters, dcaDaughters, float);
DECLARE_SOA_COLUMN(DCAPVProton, dcaPVProton, float);
DECLARE_SOA_COLUMN(DCAPVPion, dcaPVPion, float);
DECLARE_SOA_COLUMN(V0Radius, v0Radius, float);
DECLARE_SOA_COLUMN(Sign, sign, int8_t);
} // namespace lfv0he3
DECLARE_SOA_TABLE(LFHe3, "AOD", "LFHE3V0", lfv0he3::LFEventId, lfv0he3::Pt, lfv0he3::Eta, lfv0he3::Phi, lfv0he3::DCAxy, lfv0he3::DCAz, lfv0he3::TPCnCls, lfv0he3::ITSClusterSizes, lfv0he3::NsigmaTPC, lfv0he3::Sign);
DECLARE_SOA_TABLE(LFLambda, "AOD", "LFLAMBDA", lfv0he3::LFEventId, lfv0he3::Pt, lfv0he3::Eta, lfv0he3::Phi, lfv0he3::Mass, lfv0he3::CosPA, lfv0he3::DCAdaughters, lfv0he3::DCAPVProton, lfv0he3::DCAPVPion, lfv0he3::V0Radius, lfv0he3::Sign);
DECLARE_SOA_TABLE_VERSIONED(LFHe3_000, "AOD", "LFHE3V0", 0, lfv0he3::LFEventId, lfv0he3::Pt, lfv0he3::Eta, lfv0he3::Phi, lfv0he3::DCAxy, lfv0he3::DCAz, lfv0he3::TPCnCls, lfv0he3::ITSClusterSizes, lfv0he3::NsigmaTPC, lfv0he3::Sign);
DECLARE_SOA_TABLE_VERSIONED(LFLambda_000, "AOD", "LFLAMBDA", 0, lfv0he3::LFEventId, lfv0he3::Pt, lfv0he3::Eta, lfv0he3::Phi, lfv0he3::Mass, lfv0he3::CosPA, lfv0he3::DCAdaughters, lfv0he3::DCAPVProton, lfv0he3::DCAPVPion, lfv0he3::V0Radius, lfv0he3::Sign);

DECLARE_SOA_TABLE_VERSIONED(LFHe3_001, "AOD", "LFHE3V0", 1, lfv0he3::LFEventId, lfv0he3::Pt, lfv0he3::Eta, lfv0he3::Phi, lfv0he3::DCAxy, lfv0he3::DCAz, lfv0he3::TPCnCls, lfv0he3::TPCnClsPID, lfv0he3::ITSClusterSizes, lfv0he3::NsigmaTPC, lfv0he3::Sign);
DECLARE_SOA_TABLE_VERSIONED(LFLambda_001, "AOD", "LFLAMBDA", 1, lfv0he3::LFEventId, lfv0he3::Pt, lfv0he3::Eta, lfv0he3::Phi, lfv0he3::Mass, lfv0he3::CosPA, lfv0he3::DCAdaughters, lfv0he3::DCAPVProton, lfv0he3::DCAPVPion, lfv0he3::V0Radius, lfv0he3::NsigmaTPCProton, lfv0he3::NsigmaTPCPion, lfv0he3::Sign);
} // namespace o2::aod

struct he3Candidate {
Expand All @@ -61,6 +66,7 @@
float dcaXY = -999.f;
float dcaZ = -999.f;
int tpcNClsFound = 0; // Number of TPC clusters found
int tpcNClsPID = 0; // Number of TPC clusters used for PID
int itsNCls = 0; // Number of ITS clusters
uint32_t itsClusterSizes = 0; // ITS cluster sizes
int8_t sign = 0; // Charge sign of the He3 candidate
Expand All @@ -75,7 +81,7 @@
float dcaPionToPV = -999.f; // DCA of the pion to primary vertex
float v0Radius = -1.f; // V0 radius
float protonNSigmaTPC = -999.f; // Proton TPC nSigma
float pionNSigmaTPC = -999.f;
float pionNSigmaTPC = -999.f; // Pion TPC nSigma
int8_t sign = 0; // Charge sign of the Lambda candidate
};

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15 changes: 5 additions & 10 deletions PWGLF/TableProducer/Nuspex/he3LambdaAnalysis.cxx
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Expand Up @@ -92,8 +92,8 @@ struct he3LambdaAnalysis {
o2::vertexing::DCAFitterN<2> fitter;

Produces<o2::aod::LFEvents> lfHe3V0Collision;
Produces<o2::aod::LFHe3> lfHe3;
Produces<o2::aod::LFLambda> lfLambda;
Produces<o2::aod::LFHe3_001> lfHe3;
Produces<o2::aod::LFLambda_001> lfLambda;

// Configurables for event selection
struct : ConfigurableGroup {
Expand Down Expand Up @@ -280,6 +280,7 @@ struct he3LambdaAnalysis {
candidate.dcaXY = dcaInfo[0];
candidate.dcaZ = dcaInfo[1];
candidate.tpcNClsFound = track.tpcNClsFound();
candidate.tpcNClsPID = track.tpcNClsPID();
candidate.itsNCls = track.itsNCls();
candidate.itsClusterSizes = track.itsClusterSizes();
candidate.sign = track.sign() > 0 ? 1 : -1;
Expand Down Expand Up @@ -376,11 +377,11 @@ struct he3LambdaAnalysis {
lfHe3V0Collision(collision.posZ(), collision.centFT0C());
for (const auto& he3 : he3Candidates) {
lfHe3(lfHe3V0Collision.lastIndex(), he3.momentum.Pt(), he3.momentum.Eta(), he3.momentum.Phi(),
he3.dcaXY, he3.dcaZ, he3.tpcNClsFound, he3.itsClusterSizes, he3.nSigmaTPC, he3.sign);
he3.dcaXY, he3.dcaZ, he3.tpcNClsFound, he3.tpcNClsPID, he3.itsClusterSizes, he3.nSigmaTPC, he3.sign);
}
for (const auto& lambda : lambdaCandidates) {
lfLambda(lfHe3V0Collision.lastIndex(), lambda.momentum.Pt(), lambda.momentum.Eta(), lambda.momentum.Phi(),
lambda.mass, lambda.cosPA, lambda.dcaV0Daughters, lambda.dcaProtonToPV, lambda.dcaPionToPV, lambda.v0Radius, lambda.sign);
lambda.mass, lambda.cosPA, lambda.dcaV0Daughters, lambda.dcaProtonToPV, lambda.dcaPionToPV, lambda.v0Radius, lambda.protonNSigmaTPC, lambda.pionNSigmaTPC, lambda.sign);
}

for (const auto& he3 : he3Candidates) {
Expand All @@ -391,12 +392,6 @@ struct he3LambdaAnalysis {
}
}
PROCESS_SWITCH(he3LambdaAnalysis, processData, "Process data", true);

// void processDerived(o2::aod::LFEvents::iterator const& collision, o2::aod::LFHe3 const& he3s, o2::aod::LFLambda const& lambdas)
// {
//
// }
// PROCESS_SWITCH(he3LambdaAnalysis, processDerived, "Process derived", false);
};

WorkflowSpec defineDataProcessing(ConfigContext const& cfgc)
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2 changes: 1 addition & 1 deletion PWGLF/Tasks/Nuspex/he3LambdaDerivedAnalysis.cxx
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Expand Up @@ -64,7 +64,7 @@ struct he3LambdaDerivedAnalysis {
hNsigmaProton = mRegistry.add<TH2>("hNsigmaProton", "nSigma TPC for Proton", {HistType::kTH2D, {{100, -10., 10.}, {200, -5, 5.}}});
}

void processSameEvent(o2::aod::LFEvents::iterator const& collision, o2::aod::LFHe3 const& he3s, o2::aod::LFLambda const& lambdas)
void processSameEvent(o2::aod::LFEvents::iterator const& collision, o2::aod::LFHe3_000 const& he3s, o2::aod::LFLambda_000 const& lambdas)
{
std::vector<he3Candidate> he3Candidates;
he3Candidates.reserve(he3s.size());
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