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[PWGLF] Investigating efficiencies with phi #11394

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Merged
romainschotter merged 3 commits into from
May 28, 2025
Merged

[PWGLF] Investigating efficiencies with phi #11394

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7d232f9
Investigating efficiencies with phi
scannito May 28, 2025
02accab
Defined histo
scannito May 28, 2025
46b645f
Defined histo 2
scannito May 28, 2025
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19 changes: 18 additions & 1 deletion PWGLF/Tasks/Strangeness/phik0shortanalysis.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -311,11 +311,13 @@ struct Phik0shortanalysis {

mcEventHist.add("hGenMCVertexZ", "hGenMCVertexZ", kTH1F, {vertexZAxis});
mcEventHist.add("hGenMCMultiplicityPercent", "GenMC Multiplicity Percentile", kTH1F, {binnedmultAxis});
mcEventHist.add("hGenMCAssocRecoMultiplicityPercent", "GenMC AssocReco Multiplicity Percentile", kTH1F, {binnedmultAxis});

// Eta distribution for dN/deta values estimation in MC
mcEventHist.add("h2RecMCEtaDistribution", "Eta vs multiplicity in MCReco", kTH2F, {binnedmultAxis, etaAxis});
mcEventHist.add("h2GenMCEtaDistribution", "Eta vs multiplicity in MCGen", kTH2F, {binnedmultAxis, etaAxis});
mcEventHist.add("h2GenMCEtaDistributionAssocReco", "Eta vs multiplicity in MCGen Assoc Reco", kTH2F, {binnedmultAxis, etaAxis});
mcEventHist.add("h2GenMCEtaDistributionAssocReco2", "Eta vs multiplicity in MCGen Assoc Reco", kTH2F, {binnedmultAxis, etaAxis});

// Phi topological/PID cuts
dataPhiHist.add("h2DauTracksPhiDCAxyPreCutData", "Dcaxy distribution vs pt before DCAxy cut", kTH2F, {{100, 0.0, 5.0, "#it{p}_{T} (GeV/#it{c})"}, {2000, -0.05, 0.05, "DCA_{xy} (cm)"}});
Expand Down Expand Up @@ -2322,6 +2324,19 @@ struct Phik0shortanalysis {

mcEventHist.fill(HIST("h2RecMCEtaDistribution"), genmultiplicity, mcTrack.eta());
}

for (const auto& mcParticle : mcParticlesThisColl) {
if (!mcParticle.isPhysicalPrimary() || std::abs(mcParticle.eta()) > trackConfigs.etaMax)
continue;

auto pdgTrack = pdgDB->GetParticle(mcParticle.pdgCode());
if (pdgTrack == nullptr)
continue;
if (pdgTrack->Charge() == trackConfigs.cfgCutCharge)
continue;

mcEventHist.fill(HIST("h2GenMCEtaDistributionAssocReco"), genmultiplicity, mcParticle.eta());
}
}

PROCESS_SWITCH(Phik0shortanalysis, processdNdetaWPhiMCReco, "Process function for dN/deta values in MCReco", false);
Expand All @@ -2345,6 +2360,8 @@ struct Phik0shortanalysis {

float genmultiplicity = mcCollision.centFT0M();
mcEventHist.fill(HIST("hGenMCMultiplicityPercent"), genmultiplicity);
if (isAssocColl)
mcEventHist.fill(HIST("hGenMCAssocRecoMultiplicityPercent"), genmultiplicity);

for (const auto& mcParticle : mcParticles) {
if (!mcParticle.isPhysicalPrimary() || std::abs(mcParticle.eta()) > trackConfigs.etaMax)
Expand All @@ -2358,7 +2375,7 @@ struct Phik0shortanalysis {

mcEventHist.fill(HIST("h2GenMCEtaDistribution"), genmultiplicity, mcParticle.eta());
if (isAssocColl)
mcEventHist.fill(HIST("h2GenMCEtaDistributionAssocReco"), genmultiplicity, mcParticle.eta());
mcEventHist.fill(HIST("h2GenMCEtaDistributionAssocReco2"), genmultiplicity, mcParticle.eta());
}
}

Expand Down