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[PWGHF] Added histograms for Xicp analysis #18252

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[PWGHF] Added histograms for Xicp analysis #18252

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f5f7fbb
first histogram filling test
hero-seo Oct 9, 2026
644e97e
fixing histo axis grammar
hero-seo Oct 9, 2026
21df68f
update
hero-seo Oct 12, 2026
b97a6c2
apply clang-format
hero-seo Oct 12, 2026
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4 changes: 4 additions & 0 deletions PWGHF/TableProducer/candidateCreatorXicToXiPiPi.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -1093,6 +1093,7 @@ struct HfCandidateCreatorXicToXiPiPiExpressions {
registry.add("hDecayedPions", "hDecayedPions", {HistType::kTH1F, {{5, -0.5, 4.5}}});
registry.add("hInteractionsWithMaterial", "hInteractionsWithMaterial", {HistType::kTH1F, {{6, -0.5, 5.5}}});
registry.add("hDebugRec", "hDebugRec", {HistType::kTH1F, {{4, -0.5, 3.5}}});
registry.add("hy_pt_gen", "Generated MC", {HistType::kTH2F, {{20, -1.0, 1.0}, {200, 0, 20}}});
registry.get<TH1>(HIST("hDebugRec"))->GetXaxis()->SetBinLabel(1 + TotalRec, "total");
registry.get<TH1>(HIST("hDebugRec"))->GetXaxis()->SetBinLabel(1 + XicToFinalState, "#Xi^{+}_{c} #rightarrow #pi^{#plus} #pi^{#plus} #pi^{#minus} p #pi^{#minus}");
registry.get<TH1>(HIST("hDebugRec"))->GetXaxis()->SetBinLabel(1 + XiToPiPPi, "#Xi^{#minus} #rightarrow #pi^{#minus} p #pi^{#minus}");
Expand Down Expand Up @@ -1345,6 +1346,9 @@ struct HfCandidateCreatorXicToXiPiPiExpressions {

// Check whether the charm baryon is non-prompt (from a b quark).
if (flag != 0) {
// fill inclusive generated Xic+
registry.fill(HIST("hy_pt_gen"), particle.y(), particle.pt());

origin = RecoDecay::getCharmHadronOrigin(mcParticles, particle, false, &idxBhadMothers);
// Calculate the decay length of the generated particle
auto dau0 = particle.template daughters_as<aod::McParticles>().begin();
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3 changes: 3 additions & 0 deletions PWGHF/TableProducer/candidateSelectorXicToXiPiPi.cxx
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Expand Up @@ -245,6 +245,8 @@ struct HfCandidateSelectorXicToXiPiPi {
registry.add("hNCrossedRowsTpcBachelorPionRecBkg", "Reconstructed background;#it{N}_{rows}^{TPC} (#pi #leftarrow #Xi);entries", {HistType::kTH1F, {{103, 49.5, 152.5}}});
registry.add("hNCrossedRowsTpcV0PosDauRecBkg", "Reconstructed background;#it{N}_{rows}^{TPC} (V0 pos. dau.);entries", {HistType::kTH1F, {{103, 49.5, 152.5}}});
registry.add("hNCrossedRowsTpcV0NegDauRecBkg", "Reconstructed background;#it{N}_{rows}^{TPC} (V0 neg. dau.);entries", {HistType::kTH1F, {{103, 49.5, 152.5}}});
/// reconstructed MC
registry.add("hmass_pt_reco_truth", "Reconstructed truth matching MC;inv.mass(#Xi#pi#pi) [GeV/c^{2}];p_{T} [GeV/c]", {HistType::kTH2F, {{40, 2.3, 2.7}, {200, 0, 20}}});
}
}

Expand Down Expand Up @@ -641,6 +643,7 @@ struct HfCandidateSelectorXicToXiPiPi {
if constexpr (IsMc) {
if (isMatchedSignal) {
registry.fill(HIST("hSelCandidatesRecSig"), PidSelected);
registry.fill(HIST("hmass_pt_reco_truth"), hfCandXic.invMassXicPlus(), hfCandXic.pt());
} else {
registry.fill(HIST("hSelCandidatesRecBkg"), PidSelected);
}
Expand Down
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