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[PWGLF] Add necessary hist to calculate efficiency for secondary lambda #11282

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Merged
romainschotter merged 3 commits into from
May 21, 2025
Merged

[PWGLF] Add necessary hist to calculate efficiency for secondary lambda #11282

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f019c7e
Update hStrangeCorrelation.cxx
kcui1 May 21, 2025
fb53167
Update hStrangeCorrelation.cxx
kcui1 May 21, 2025
ce98018
Update hStrangeCorrelation.cxx
kcui1 May 21, 2025
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53 changes: 53 additions & 0 deletions PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -237,8 +237,8 @@

std::vector<std::vector<float>> axisRanges;

const float ctauxiPDG = 4.91; // from PDG

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[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
const float ctauomegaPDG = 2.461; // from PDG

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[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.

/// Function to aid in calculating delta-phi
/// \param phi1 first phi value
Expand Down Expand Up @@ -485,9 +485,9 @@
return false;
// dcacascdaughters
float ptDepCut = systCuts.dcaCacsDauPar0;
if (casc.pt() > 1 && casc.pt() < 4)

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
ptDepCut = systCuts.dcaCacsDauPar1;
else if (casc.pt() > 4)

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
ptDepCut = systCuts.dcaCacsDauPar2;
if (casc.dcacascdaughters() > ptDepCut)
return false;
Expand Down Expand Up @@ -600,11 +600,11 @@
histos.fill(HIST("sameEvent/LeftBg/") + HIST(kV0names[Index]), deltaphi, deltaeta, ptassoc, pttrigger, pvz, mult, weight);
if (assocCandidate.compatible(Index, systCuts.dEdxCompatibility) && (!doMCassociation || assocCandidate.mcTrue(Index)) && (!doAssocPhysicalPrimary || assocCandidate.mcPhysicalPrimary()) && !mixing && -massWindowConfigurations.maxPeakNSigma < assocCandidate.invMassNSigma(Index) && assocCandidate.invMassNSigma(Index) < +massWindowConfigurations.maxPeakNSigma) {
histos.fill(HIST("sameEvent/Signal/") + HIST(kV0names[Index]), deltaphi, deltaeta, ptassoc, pttrigger, pvz, mult, weight);
if (std::abs(deltaphi) < 0.8 && doITSClustersQA) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
histos.fill(HIST("hITSClusters") + HIST(kV0names[Index]) + HIST("NegativeDaughterToward"), ptassoc, negtrack.itsNCls(), assoc.v0radius());
histos.fill(HIST("hITSClusters") + HIST(kV0names[Index]) + HIST("PositiveDaughterToward"), ptassoc, postrack.itsNCls(), assoc.v0radius());
}
if (std::abs(deltaphi) > 1 && std::abs(deltaphi) < 2 && doITSClustersQA) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
histos.fill(HIST("hITSClusters") + HIST(kV0names[Index]) + HIST("NegativeDaughterTransverse"), ptassoc, negtrack.itsNCls(), assoc.v0radius());
histos.fill(HIST("hITSClusters") + HIST(kV0names[Index]) + HIST("PositiveDaughterTransverse"), ptassoc, postrack.itsNCls(), assoc.v0radius());
}
Expand Down Expand Up @@ -1073,13 +1073,13 @@
}

bool hStrange = false;
for (int i = 0; i < 9; i++) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
if (TESTBIT(doCorrelation, i)) {
histos.add(fmt::format("h{}EtaVsPtVsPhi", kParticlenames[i]).c_str(), "", kTH3F, {axisPtQA, axisEta, axisPhi});
histos.add(fmt::format("h3d{}Spectrum", kParticlenames[i]).c_str(), fmt::format("h3d{}Spectrum", kParticlenames[i]).c_str(), kTH3F, {axisPtQA, axisMult, axisMassNSigma});
histos.add(fmt::format("h3d{}SpectrumY", kParticlenames[i]).c_str(), fmt::format("h3d{}SpectrumY", kParticlenames[i]).c_str(), kTH3F, {axisPtQA, axisMult, axisMassNSigma});
histos.add(fmt::format("sameEvent/Signal/{}", kParticlenames[i]).c_str(), "", kTHnF, {axisDeltaPhiNDim, axisDeltaEtaNDim, axisPtAssocNDim, axisPtTriggerNDim, axisVtxZNDim, axisMultNDim});
if (i < 7) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
hStrange = true;
histos.add(fmt::format("h{}EtaVsPtVsPhiBg", kParticlenames[i]).c_str(), "", kTH3F, {axisPtQA, axisEta, axisPhi});
if (doITSClustersQA) {
Expand Down Expand Up @@ -1121,16 +1121,20 @@
// MC generated plots
if (doprocessMCGenerated) {
histos.add("Generated/hTrigger", "", kTH2F, {axisPtQA, axisEta});
for (int i = 0; i < 9; i++) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
histos.add(fmt::format("Generated/h{}", kParticlenames[i]).c_str(), "", kTH2F, {axisPtQA, axisEta});
}
histos.addClone("Generated/", "GeneratedWithPV/");

// histograms within |y|<0.5, vs multiplicity
for (int i = 0; i < 8; i++) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
histos.add(fmt::format("GeneratedWithPV/h{}_MidYVsMult", kParticlenames[i]).c_str(), "", kTH2F, {axisPtQA, axisMult});
histos.add(fmt::format("GeneratedWithPV/h{}_MidYVsMult_TwoPVsOrMore", kParticlenames[i]).c_str(), "", kTH2F, {axisPtQA, axisMult});
}
histos.add("GeneratedWithPV/hLambdaFromXiZero", "", kTH2F, {axisPtQA, axisEta});
histos.add("GeneratedWithPV/hLambdaFromXiMinus", "", kTH2F, {axisPtQA, axisEta});
histos.add("GeneratedWithPV/hAntiLambdaFromXiZero", "", kTH2F, {axisPtQA, axisEta});
histos.add("GeneratedWithPV/hAntiLambdaFromXiPlus", "", kTH2F, {axisPtQA, axisEta});
}
if (doprocessClosureTest) {
for (int i = 0; i < 9; i++) {
Expand All @@ -1148,6 +1152,10 @@
histos.add("hAntiLambdaXiPlusFeeddownMatrix", "hAntiLambdaXiPlusFeeddownMatrix", kTH2F, {axisPtLambda, axisPtCascade});
histos.add("hAntiLambdaXiZeroFeeddownMatrix", "hAntiLambdaXiZeroFeeddownMatrix", kTH2F, {axisPtLambda, axisPtCascade});
histos.add("hAntiLambdaOmegaFeeddownMatrix", "hAntiLambdaOmegaFeeddownMatrix", kTH2F, {axisPtLambda, axisPtCascade});
histos.add("hLambdaFromXiMinusEtaVsPtVsPhi", "hLambdaFromXiMinusEtaVsPtVsPhi", kTH3F, {axisPtQA, axisEta, axisPhi});
histos.add("hLambdaFromXiZeroEtaVsPtVsPhi", "hLambdaFromXiZeroEtaVsPtVsPhi", kTH3F, {axisPtQA, axisEta, axisPhi});
histos.add("hAntiLambdaFromXiPlusEtaVsPtVsPhi", "hAntiLambdaFromXiPlusEtaVsPtVsPhi", kTH3F, {axisPtQA, axisEta, axisPhi});
histos.add("hAntiLambdaFromXiZeroEtaVsPtVsPhi", "hAntiLambdaFromXiZeroEtaVsPtVsPhi", kTH3F, {axisPtQA, axisEta, axisPhi});
}

// visual inspection of sizes
Expand Down Expand Up @@ -1944,6 +1952,47 @@
double gpt = mcParticle.pt();
if (std::abs(mcParticle.pdgCode()) == PDG_t::kPiPlus || std::abs(mcParticle.pdgCode()) == PDG_t::kKPlus || std::abs(mcParticle.pdgCode()) == PDG_t::kProton || std::abs(mcParticle.pdgCode()) == PDG_t::kElectron || std::abs(mcParticle.pdgCode()) == PDG_t::kMuonMinus)
histos.fill(HIST("GeneratedWithPV/hTrigger"), gpt, geta);
if (mcParticle.pdgCode() == PDG_t::kLambda0 && !doAssocPhysicalPrimaryInGen && !mcParticle.isPhysicalPrimary()) {
if (std::abs(geta) > etaSel) {
continue;
}
auto lamMothers = mcParticle.mothers_as<aod::McParticles>();
if (lamMothers.size() == 1) {
for (const auto& lamParticleMother : lamMothers) {
if (std::abs(lamParticleMother.eta()) > etaSel) {
continue;
}
if (lamParticleMother.pdgCode() == PDG_t::kXiMinus) // Xi Minus Mother Matched
{
histos.fill(HIST("GeneratedWithPV/hLambdaFromXiMinus"), gpt, geta);
}
if (lamParticleMother.pdgCode() == o2::constants::physics::Pdg::kXi0) // Xi Zero Mother Matched
{
histos.fill(HIST("GeneratedWithPV/hLambdaFromXiZero"), gpt, geta);
}
}
}
}
if (mcParticle.pdgCode() == PDG_t::kLambda0Bar && !doAssocPhysicalPrimaryInGen && !mcParticle.isPhysicalPrimary()) {
if (std::abs(geta) > etaSel) {
continue;
}
auto lamMothers = mcParticle.mothers_as<aod::McParticles>();
if (lamMothers.size() == 1) {
for (const auto& lamParticleMother : lamMothers) {
if (std::abs(lamParticleMother.eta()) > etaSel) {
continue;
}
if (lamParticleMother.pdgCode() == PDG_t::kXiPlusBar) {
histos.fill(HIST("GeneratedWithPV/hAntiLambdaFromXiPlus"), gpt, geta);
}
if (lamParticleMother.pdgCode() == -o2::constants::physics::Pdg::kXi0) // Xi Zero Mother Matched
{
histos.fill(HIST("GeneratedWithPV/hAntiLambdaFromXiZero"), gpt, geta);
}
}
}
}
static_for<0, 7>([&](auto i) {
constexpr int Index = i.value;
if (i == 0 || i == 7) {
Expand Down Expand Up @@ -2196,10 +2245,12 @@
if (v0mcParticleMother.pdgCode() == PDG_t::kXiMinus) // Xi Minus Mother Matched
{
histos.fill(HIST("hLambdaXiMinusFeeddownMatrix"), v0mcParticle.pt(), v0mcParticleMother.pt());
histos.fill(HIST("hLambdaFromXiMinusEtaVsPtVsPhi"), v0mcParticle.pt(), v0mcParticle.eta(), v0mcParticle.phi());
}
if (v0mcParticleMother.pdgCode() == o2::constants::physics::Pdg::kXi0) // Xi Zero Mother Matched
{
histos.fill(HIST("hLambdaXiZeroFeeddownMatrix"), v0mcParticle.pt(), v0mcParticleMother.pt());
histos.fill(HIST("hLambdaFromXiZeroEtaVsPtVsPhi"), v0mcParticle.pt(), v0mcParticle.eta(), v0mcParticle.phi());
}
if (v0mcParticleMother.pdgCode() == PDG_t::kOmegaMinus) // Omega Mother Matched
{
Expand All @@ -2218,10 +2269,12 @@
if (v0mcParticleMother.pdgCode() == PDG_t::kXiPlusBar) // Xi Plus Mother Matched
{
histos.fill(HIST("hAntiLambdaXiPlusFeeddownMatrix"), v0mcParticle.pt(), v0mcParticleMother.pt());
histos.fill(HIST("hAntiLambdaFromXiPlusEtaVsPtVsPhi"), v0mcParticle.pt(), v0mcParticle.eta(), v0mcParticle.phi());
}
if (v0mcParticleMother.pdgCode() == -o2::constants::physics::Pdg::kXi0) // Anti Xi Zero Mother Matched
{
histos.fill(HIST("hAntiLambdaXiZeroFeeddownMatrix"), v0mcParticle.pt(), v0mcParticleMother.pt());
histos.fill(HIST("hAntiLambdaFromXiZeroEtaVsPtVsPhi"), v0mcParticle.pt(), v0mcParticle.eta(), v0mcParticle.phi());
}
if (v0mcParticleMother.pdgCode() == PDG_t::kOmegaPlusBar) // Omega Mother Matched
{
Expand Down
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