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[PWGLF] Added some QA plots for MC #12755

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[PWGLF] Added some QA plots for MC #12755

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9344e80
Added some QA plots for MC
5ub-Man Aug 26, 2025
85a8e18
Apply clang-format fixes
5ub-Man Aug 27, 2025
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34 changes: 27 additions & 7 deletions PWGLF/Tasks/Resonances/kstarqa.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -251,8 +251,8 @@ struct Kstarqa {
hOthers.add("hCRFC_after", "CRFC after distribution", kTH1F, {{100, 0.0f, 10.0f}});
hOthers.add("hCRFC_before", "CRFC before distribution", kTH1F, {{100, 0.0f, 10.0f}});

hOthers.add("hKstar_Rap", "Pair rapidity distribution; y; Counts", kTH1F, {{1000, -5.0f, 5.0f}});
hOthers.add("hKstar_Eta", "Pair eta distribution; #eta; Counts", kTH1F, {{1000, -5.0f, 5.0f}});
hOthers.add("hKstar_rap_pt", "Pair rapidity distribution; y; p_{T}; Counts", kTH2F, {{400, -2.0f, 2.0f}, ptAxis});
hOthers.add("hKstar_eta_pt", "Pair eta distribution; #eta; p_{T}; Counts", kTH2F, {{400, -2.0f, 2.0f}, ptAxis});

hPID.add("Before/hNsigmaTPC_Ka_before", "N #sigma Kaon TPC before", kTH2F, {{50, 0.0f, 10.0f}, {100, -10.0f, 10.0f}});
hPID.add("Before/hNsigmaTOF_Ka_before", "N #sigma Kaon TOF before", kTH2F, {{50, 0.0f, 10.0f}, {100, -10.0f, 10.0f}});
Expand Down Expand Up @@ -387,7 +387,7 @@ struct Kstarqa {
double massKa = o2::constants::physics::MassKPlus;

template <typename Coll>
bool selectionEvent(const Coll& collision, bool fillHist = true)
bool selectionEvent(const Coll& collision, bool fillHist = false)
{
if (fillHist)
rEventSelection.fill(HIST("hEventCut"), 0);
Expand Down Expand Up @@ -1095,8 +1095,8 @@ struct Kstarqa {
continue;
}

hOthers.fill(HIST("hKstar_Rap"), mother.Rapidity());
hOthers.fill(HIST("hKstar_Eta"), mother.Eta());
hOthers.fill(HIST("hKstar_rap_pt"), mother.Rapidity(), mother.Pt());
hOthers.fill(HIST("hKstar_eta_pt"), mother.Eta(), mother.Pt());

isMix = false;
fillInvMass(daughter1, daughter2, mother, multiplicity, isMix, track1, track2);
Expand Down Expand Up @@ -1533,7 +1533,7 @@ struct Kstarqa {
rEventSelection.fill(HIST("eventsCheckGen"), 2.5);

for (const auto& collision : collisions) {
if (!selectionEvent(collision, true)) {
if (!selectionEvent(collision, false)) {
continue;
}
multiplicity = collision.centFT0M();
Expand Down Expand Up @@ -1739,6 +1739,10 @@ struct Kstarqa {
hInvMass.fill(HIST("h1RecMult"), multiplicity);
hInvMass.fill(HIST("h1RecMult2"), multiplicityRec);

if (cQAevents) {
rEventSelection.fill(HIST("hVertexZRec"), collision.posZ());
}

auto oldindex = -999;
for (const auto& track1 : tracks) {
if (!selectionTrack(track1)) {
Expand All @@ -1749,6 +1753,11 @@ struct Kstarqa {
continue;
}

if (cQAevents) {
rEventSelection.fill(HIST("hDcaxy"), track1.dcaXY());
rEventSelection.fill(HIST("hDcaz"), track1.dcaZ());
}

auto track1ID = track1.index();
for (const auto& track2 : tracks) {
rEventSelection.fill(HIST("recMCparticles"), 0.5);
Expand Down Expand Up @@ -1777,7 +1786,12 @@ struct Kstarqa {
const auto mctrack2 = track2.mcParticle();
int track1PDG = std::abs(mctrack1.pdgCode());
int track2PDG = std::abs(mctrack2.pdgCode());

if (cQAplots) {
hPID.fill(HIST("Before/hTPCnsigKa_mult_pt"), track1.tpcNSigmaKa(), multiplicity, track1.pt());
hPID.fill(HIST("Before/hTPCnsigPi_mult_pt"), track2.tpcNSigmaPi(), multiplicity, track2.pt());
hPID.fill(HIST("Before/hTOFnsigKa_mult_pt"), track1.tofNSigmaKa(), multiplicity, track1.pt());
hPID.fill(HIST("Before/hTOFnsigPi_mult_pt"), track2.tofNSigmaKa(), multiplicity, track2.pt());
}
if (cQAplots && (mctrack2.pdgCode() == PDG_t::kPiPlus)) { // pion
hPID.fill(HIST("Before/h1PID_TPC_pos_pion"), track2.tpcNSigmaPi());
hPID.fill(HIST("Before/h1PID_TOF_pos_pion"), track2.tofNSigmaPi());
Expand Down Expand Up @@ -1906,6 +1920,12 @@ struct Kstarqa {
continue;
rEventSelection.fill(HIST("recMCparticles"), 13.5);
}
if (cQAplots) {
hPID.fill(HIST("After/hTPCnsigKa_mult_pt"), track1.tpcNSigmaKa(), multiplicity, track1.pt());
hPID.fill(HIST("After/hTPCnsigPi_mult_pt"), track2.tpcNSigmaPi(), multiplicity, track2.pt());
hPID.fill(HIST("After/hTOFnsigKa_mult_pt"), track1.tofNSigmaKa(), multiplicity, track1.pt());
hPID.fill(HIST("After/hTOFnsigPi_mult_pt"), track2.tofNSigmaKa(), multiplicity, track2.pt());
}

if (selectionConfig.isApplyCutsOnMother) {
if (mothertrack1.pt() >= selectionConfig.cMaxPtMotherCut) // excluding candidates in overflow
Expand Down
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