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romainschotter merged 2 commits into from
Jun 24, 2025
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[PWGLF] dev: adding track multiplicity #11745

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19a1fcf
dev: adding track multiplicity
lietava Jun 24, 2025
c29468b
fix
lietava Jun 24, 2025
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5 changes: 5 additions & 0 deletions PWGLF/DataModel/LFNonPromptCascadeTables.h
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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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[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 LFNonPromptCascadeTable.h
/// \brief Non prompt cascade tables
///

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[doc/file] 

Documentation for \file is missing, incorrect or misplaced.

#include "Framework/AnalysisDataModel.h"
#include "Framework/ASoAHelpers.h"
Expand All @@ -27,7 +27,7 @@
DECLARE_SOA_COLUMN(MatchingChi2, matchingChi2, float);
DECLARE_SOA_COLUMN(DeltaPtITSCascade, deltaPtITSCascade, float);
DECLARE_SOA_COLUMN(DeltaPtCascade, deltaPtCascade, float);
DECLARE_SOA_COLUMN(ITSClusSize, itsClusSize, float);

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[name/o2-column] 

Use UpperCamelCase for names of O2 columns and matching lowerCamelCase names for their getters.
DECLARE_SOA_COLUMN(HasReassociatedCluster, hasReassociatedCluster, bool);
DECLARE_SOA_COLUMN(IsGoodMatch, isGoodMatch, bool);
DECLARE_SOA_COLUMN(IsGoodCascade, isGoodCascade, bool);
Expand Down Expand Up @@ -62,8 +62,8 @@
DECLARE_SOA_COLUMN(BachDCAxy, bachDCAxy, float);
DECLARE_SOA_COLUMN(BachDCAz, bachDCAz, float);

DECLARE_SOA_COLUMN(CascCosPA, casccosPA, float);

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[name/o2-column] 

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DECLARE_SOA_COLUMN(V0CosPA, v0cosPA, float);

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[name/o2-column] 

Use UpperCamelCase for names of O2 columns and matching lowerCamelCase names for their getters.

DECLARE_SOA_COLUMN(MassXi, massXi, double);
DECLARE_SOA_COLUMN(MassOmega, massOmega, double);
Expand Down Expand Up @@ -98,10 +98,10 @@
DECLARE_SOA_COLUMN(BachKaonTOFNSigma, bachKaonTOFNSigma, float);
DECLARE_SOA_COLUMN(BachPionTOFNSigma, bachPionTOFNSigma, float);

DECLARE_SOA_COLUMN(gPt, genPt, float);

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DECLARE_SOA_COLUMN(gEta, genEta, float);

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[name/o2-column] 

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DECLARE_SOA_COLUMN(gPhi, genPhi, float);

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[name/o2-column] 

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DECLARE_SOA_COLUMN(gVx, genVx, float);

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[name/o2-column] 

Use UpperCamelCase for names of O2 columns and matching lowerCamelCase names for their getters.
DECLARE_SOA_COLUMN(gVy, genVy, float);
DECLARE_SOA_COLUMN(gVz, genVz, float);
DECLARE_SOA_COLUMN(PDGcode, pdgCode, int);
Expand All @@ -119,6 +119,7 @@
DECLARE_SOA_COLUMN(CentFT0C, centFT0C, float);
DECLARE_SOA_COLUMN(CentFT0A, centFT0A, float);
DECLARE_SOA_COLUMN(CentFT0M, centFT0M, float);
DECLARE_SOA_COLUMN(MultNTracksGlobal, multNTracksGlobal, int);
DECLARE_SOA_COLUMN(ToiMask, toiMask, uint32_t);

} // namespace NPCascadeTable
Expand Down Expand Up @@ -185,6 +186,7 @@
NPCascadeTable::CentFT0C,
NPCascadeTable::CentFT0A,
NPCascadeTable::CentFT0M,
NPCascadeTable::MultNTracksGlobal,
NPCascadeTable::ToiMask)

DECLARE_SOA_TABLE(NPCascTableNT, "AOD", "NPCASCTABLENT",
Expand Down Expand Up @@ -250,6 +252,7 @@
NPCascadeTable::CentFT0C,
NPCascadeTable::CentFT0A,
NPCascadeTable::CentFT0M,
NPCascadeTable::MultNTracksGlobal,
NPCascadeTable::ToiMask)

DECLARE_SOA_TABLE(NPCascTableMC, "AOD", "NPCASCTABLEMC",
Expand Down Expand Up @@ -334,6 +337,7 @@
NPCascadeTable::MCcollisionMatch,
NPCascadeTable::HasFakeReassociation,
NPCascadeTable::MotherDecayDaughters,
NPCascadeTable::MultNTracksGlobal,
NPCascadeTable::ToiMask)

DECLARE_SOA_TABLE(NPCascTableMCNT, "AOD", "NPCASCTABLEMCNT",
Expand Down Expand Up @@ -418,6 +422,7 @@
NPCascadeTable::MCcollisionMatch,
NPCascadeTable::HasFakeReassociation,
NPCascadeTable::MotherDecayDaughters,
NPCascadeTable::MultNTracksGlobal,
NPCascadeTable::ToiMask)

DECLARE_SOA_TABLE(NPCascTableGen, "AOD", "NPCASCTABLEGen",
Expand Down
34 changes: 26 additions & 8 deletions PWGLF/Tasks/Strangeness/nonPromptCascade.cxx
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Expand Up @@ -125,6 +125,7 @@ struct NPCascCandidate {
float centFT0C;
float centFT0A;
float centFT0M;
int multNTracksGlobal;
uint32_t toiMask;
};
std::array<bool, 2> isFromHF(auto& particle)
Expand Down Expand Up @@ -174,12 +175,14 @@ struct NonPromptCascadeTask {

using TracksExtData = soa::Join<aod::TracksIU, aod::TracksCovIU, aod::TracksExtra, aod::pidTPCFullKa, aod::pidTPCFullPi, aod::pidTPCFullPr, aod::pidTOFFullKa, aod::pidTOFFullPi, aod::pidTOFFullPr>;
using TracksExtMC = soa::Join<aod::TracksIU, aod::TracksCovIU, aod::TracksExtra, aod::McTrackLabels, aod::pidTPCFullKa, aod::pidTPCFullPi, aod::pidTPCFullPr, aod::pidTOFFullKa, aod::pidTOFFullPi, aod::pidTOFFullPr>;
using CollisionCandidatesRun3 = soa::Join<aod::Collisions, aod::EvSels, aod::FT0Mults, aod::CentFT0Cs, aod::CentFT0As, aod::CentFT0Ms>;
using CollisionCandidatesRun3MC = soa::Join<aod::Collisions, aod::McCollisionLabels, aod::EvSels, aod::FT0Mults, aod::CentFT0Cs, aod::CentFT0As, aod::CentFT0Ms>;
using CollisionCandidatesRun3 = soa::Join<aod::Collisions, aod::EvSels, aod::FT0Mults, aod::CentFT0Cs, aod::CentFT0As, aod::CentFT0Ms, aod::MultsGlobal>;
using CollisionCandidatesRun3MC = soa::Join<aod::Collisions, aod::McCollisionLabels, aod::EvSels, aod::FT0Mults, aod::CentFT0Cs, aod::CentFT0As, aod::CentFT0Ms, aod::MultsGlobal>;

Preslice<TracksExtData> perCollision = aod::track::collisionId;
Preslice<TracksExtMC> perCollisionMC = aod::track::collisionId;

HistogramRegistry mRegistry;

Configurable<std::string> ccdbUrl{"ccdbUrl", "http://alice-ccdb.cern.ch", "url of the ccdb repository"};
Configurable<bool> cfgPropToPCA{"cfgPropToPCA", true, "create tracks version propagated to PCA"};
Configurable<bool> cfgRedoPV{"cfgRedoPV", true, "redo PV"};
Expand Down Expand Up @@ -207,8 +210,6 @@ struct NonPromptCascadeTask {
float mBz = 0.f;
o2::vertexing::DCAFitterN<2> mDCAFitter;

HistogramRegistry mRegistry;

void initCCDB(aod::BCsWithTimestamps::iterator const& bc)
{
if (mRunNumber == bc.runNumber()) {
Expand Down Expand Up @@ -244,11 +245,17 @@ struct NonPromptCascadeTask {
mDCAFitter.setUseAbsDCA(cfgUseAbsDCA);

std::vector<double> ptBinning = {0.4, 0.8, 1.2, 1.6, 2.0, 2.4, 2.8, 3.2, 3.6, 4.0, 4.4, 4.8, 5.2, 5.6, 6.0};
AxisSpec ptAxis = {ptBinning, "#it{p}_{T} (GeV/#it{c})"};
// AxisSpec ptAxis = {ptBinning, "#it{p}_{T} (GeV/#it{c})"};
AxisSpec centAxis = {101, 0., 101., "Centrality"};
AxisSpec centAxisZoom = {100, 0., 1., "Centrality"};
AxisSpec multAxis = {10000, 0, 10000, "Multiplicity"};
AxisSpec multAxisZoom = {1000, 0, 1000, "Multiplicity"};

std::array<std::string, 7> cutsNames{"# candidates", "hasTOF", "nClusTPC", "nSigmaTPCbach", "nSigmaTPCprotontrack", "nSigmaTPCpiontrack", "cosPA"};
auto cutsOmega{std::get<std::shared_ptr<TH2>>(mRegistry.add("h_PIDcutsOmega", ";;Invariant mass (GeV/#it{c}^{2})", HistType::kTH2D, {{cutsNames.size(), -0.5, -0.5 + cutsNames.size()}, {125, 1.650, 1.700}}))};
auto cutsXi{std::get<std::shared_ptr<TH2>>(mRegistry.add("h_PIDcutsXi", ";;Invariant mass (GeV/#it{c}^{2})", HistType::kTH2D, {{6, -0.5, 5.5}, {125, 1.296, 1.346}}))};
mRegistry.add("hMultVsCent", "hMultVsCent", HistType::kTH2F, {centAxis, multAxis});
mRegistry.add("hMultVsCentZoom", "hMultVsCentZoom", HistType::kTH2F, {centAxisZoom, multAxisZoom});

for (size_t iBin{0}; iBin < cutsNames.size(); ++iBin) {
cutsOmega->GetYaxis()->SetBinLabel(iBin + 1, cutsNames[iBin].c_str());
Expand Down Expand Up @@ -314,6 +321,16 @@ struct NonPromptCascadeTask {
}
}
}
void fillMultHistos(const auto& collisions)
{
std::cout << "Filling mult histos" << std::endl;
for (const auto& coll : collisions) {
// std::cout << coll.centFT0M() << " mult, cent " << coll.multFT0M() << std::endl;
mRegistry.fill(HIST("hMultVsCent"), coll.centFT0M(), coll.multFT0M());
mRegistry.fill(HIST("hMultVsCentZoom"), coll.centFT0M(), coll.multFT0M());
}
};

template <typename TrackType, typename CollisionType>
void fillCandidatesVector(CollisionType const&, TrackType const& tracks, auto const& cascades, auto& candidates, std::map<uint64_t, uint32_t> toiMap = {})
{
Expand Down Expand Up @@ -533,7 +550,7 @@ struct NonPromptCascadeTask {
cascITSclusters, protonTrack.itsNCls(), pionTrack.itsNCls(), bachelor.itsNCls(), protonTrack.tpcNClsFound(), pionTrack.tpcNClsFound(), bachelor.tpcNClsFound(),
protonTrack.tpcNSigmaPr(), pionTrack.tpcNSigmaPi(), bachelor.tpcNSigmaKa(), bachelor.tpcNSigmaPi(),
protonTrack.hasTOF(), pionTrack.hasTOF(), bachelor.hasTOF(),
protonTrack.tofNSigmaPr(), pionTrack.tofNSigmaPi(), bachelor.tofNSigmaKa(), bachelor.tofNSigmaPi(), collision.sel8(), collision.multFT0C(), collision.multFT0A(), collision.multFT0M(), collision.centFT0C(), collision.centFT0A(), collision.centFT0M(), toiMask});
protonTrack.tofNSigmaPr(), pionTrack.tofNSigmaPi(), bachelor.tofNSigmaKa(), bachelor.tofNSigmaPi(), collision.sel8(), collision.multFT0C(), collision.multFT0A(), collision.multFT0M(), collision.centFT0C(), collision.centFT0A(), collision.centFT0M(), collision.multNTracksGlobal(), toiMask});
}
}

Expand All @@ -553,7 +570,7 @@ struct NonPromptCascadeTask {
c.protonTPCNSigma, c.pionTPCNSigma, c.bachKaonTPCNSigma, c.bachPionTPCNSigma,
c.protonHasTOF, c.pionHasTOF, c.bachHasTOF,
c.protonTOFNSigma, c.pionTOFNSigma, c.bachKaonTOFNSigma, c.bachPionTOFNSigma,
c.sel8, c.multFT0C, c.multFT0A, c.multFT0M, c.centFT0C, c.centFT0A, c.centFT0M, c.toiMask);
c.sel8, c.multFT0C, c.multFT0A, c.multFT0M, c.centFT0C, c.centFT0A, c.centFT0M, c.multNTracksGlobal, c.toiMask);
}
}

Expand Down Expand Up @@ -592,7 +609,7 @@ struct NonPromptCascadeTask {
c.sel8, c.multFT0C, c.multFT0A, c.multFT0M, c.centFT0C, c.centFT0A, c.centFT0M,
particle.pt(), particle.eta(), particle.phi(), mcCollision.posX(), mcCollision.posY(), mcCollision.posZ(),
particle.pdgCode(), mcCollision.posX() - particle.vx(), mcCollision.posY() - particle.vy(),
mcCollision.posZ() - particle.vz(), mcCollision.globalIndex() == recCollision.mcCollisionId(), c.hasFakeReassociation, motherDecayDaughters, c.toiMask);
mcCollision.posZ() - particle.vz(), mcCollision.globalIndex() == recCollision.mcCollisionId(), c.hasFakeReassociation, motherDecayDaughters, c.multNTracksGlobal, c.toiMask);
}
}

Expand Down Expand Up @@ -669,6 +686,7 @@ struct NonPromptCascadeTask {
aod::V0s const& /*v0s*/, TracksExtData const& tracks,
aod::BCsWithTimestamps const&)
{
fillMultHistos(collisions);
std::map<uint64_t, uint32_t> toiMap;
zorroAccounting(collisions, toiMap);
fillCandidatesVector<TracksExtData>(collisions, tracks, trackedCascades, gCandidates, toiMap);
Expand Down
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