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[PWGCF] Added a centrality axis to the purity histograms #14285

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Merged
victor-gonzalez merged 1 commit into from
Dec 18, 2025
+24 −24
Merged

[PWGCF] Added a centrality axis to the purity histograms #14285

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48 changes: 24 additions & 24 deletions PWGCF/MultiparticleCorrelations/Tasks/threeParticleCorrelations.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -304,18 +304,18 @@ struct ThreeParticleCorrelations {
rMCRegistry.add("hPIDProtonN", "hPIDProtonN", {HistType::kTH3D, {{trackPtAxis}, {trackEtaAxis}, {centralityAxis}}});

// Purity
rMCRegistry.add("hSelectPionP", "hSelectPionP", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hSelectPionN", "hSelectPionN", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hSelectKaonP", "hSelectKaonP", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hSelectKaonN", "hSelectKaonN", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hSelectProtonP", "hSelectProtonP", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hSelectProtonN", "hSelectProtonN", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hTrueSelectPionP", "hTrueSelectPionP", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hTrueSelectPionN", "hTrueSelectPionN", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hTrueSelectKaonP", "hTrueSelectKaonP", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hTrueSelectKaonN", "hTrueSelectKaonN", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hTrueSelectProtonP", "hTrueSelectProtonP", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hTrueSelectProtonN", "hTrueSelectProtonN", {HistType::kTH1D, {trackPtAxis}});
rMCRegistry.add("hSelectPionP", "hSelectPionP", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hSelectPionN", "hSelectPionN", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hSelectKaonP", "hSelectKaonP", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hSelectKaonN", "hSelectKaonN", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hSelectProtonP", "hSelectProtonP", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hSelectProtonN", "hSelectProtonN", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hTrueSelectPionP", "hTrueSelectPionP", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hTrueSelectPionN", "hTrueSelectPionN", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hTrueSelectKaonP", "hTrueSelectKaonP", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hTrueSelectKaonN", "hTrueSelectKaonN", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hTrueSelectProtonP", "hTrueSelectProtonP", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});
rMCRegistry.add("hTrueSelectProtonN", "hTrueSelectProtonN", {HistType::kTH2D, {{trackPtAxis}, {centralityAxis}}});

// Correlations
rSECorrRegistry.add("hSameLambdaPion_SGNL", "Same-event #Lambda - #pi correlator (SGNL region)", {HistType::kTHnSparseF, {{dPhiAxis}, {dEtaAxis}, {centralityAxis}, {zvtxAxis}, {2, -2, 2}, {2, -2, 2}}});
Expand Down Expand Up @@ -800,36 +800,36 @@ struct ThreeParticleCorrelations {
// Purity (PID)
if (track.sign() > 0) { // Positive tracks
if (assocPID[0] == pionID) { // Pions
rMCRegistry.fill(HIST("hSelectPionP"), track.pt());
rMCRegistry.fill(HIST("hSelectPionP"), track.pt(), collision.centFT0C());
if (particle.pdgCode() == kPiPlus) {
rMCRegistry.fill(HIST("hTrueSelectPionP"), track.pt());
rMCRegistry.fill(HIST("hTrueSelectPionP"), track.pt(), collision.centFT0C());
}
} else if (assocPID[0] == kaonID) { // Kaons
rMCRegistry.fill(HIST("hSelectKaonP"), track.pt());
rMCRegistry.fill(HIST("hSelectKaonP"), track.pt(), collision.centFT0C());
if (particle.pdgCode() == kKPlus) {
rMCRegistry.fill(HIST("hTrueSelectKaonP"), track.pt());
rMCRegistry.fill(HIST("hTrueSelectKaonP"), track.pt(), collision.centFT0C());
}
} else if (assocPID[0] == protonID) { // Protons
rMCRegistry.fill(HIST("hSelectProtonP"), track.pt());
rMCRegistry.fill(HIST("hSelectProtonP"), track.pt(), collision.centFT0C());
if (particle.pdgCode() == kProton) {
rMCRegistry.fill(HIST("hTrueSelectProtonP"), track.pt());
rMCRegistry.fill(HIST("hTrueSelectProtonP"), track.pt(), collision.centFT0C());
}
}
} else if (track.sign() < 0) { // Negative tracks
if (assocPID[0] == pionID) { // Pions
rMCRegistry.fill(HIST("hSelectPionN"), track.pt());
rMCRegistry.fill(HIST("hSelectPionN"), track.pt(), collision.centFT0C());
if (particle.pdgCode() == kPiMinus) {
rMCRegistry.fill(HIST("hTrueSelectPionN"), track.pt());
rMCRegistry.fill(HIST("hTrueSelectPionN"), track.pt(), collision.centFT0C());
}
} else if (assocPID[0] == kaonID) { // Kaons
rMCRegistry.fill(HIST("hSelectKaonN"), track.pt());
rMCRegistry.fill(HIST("hSelectKaonN"), track.pt(), collision.centFT0C());
if (particle.pdgCode() == kKMinus) {
rMCRegistry.fill(HIST("hTrueSelectKaonN"), track.pt());
rMCRegistry.fill(HIST("hTrueSelectKaonN"), track.pt(), collision.centFT0C());
}
} else if (assocPID[0] == protonID) { // Protons
rMCRegistry.fill(HIST("hSelectProtonN"), track.pt());
rMCRegistry.fill(HIST("hSelectProtonN"), track.pt(), collision.centFT0C());
if (particle.pdgCode() == kProtonBar) {
rMCRegistry.fill(HIST("hTrueSelectProtonN"), track.pt());
rMCRegistry.fill(HIST("hTrueSelectProtonN"), track.pt(), collision.centFT0C());
}
}
}
Expand Down
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