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[PWGLF] update dca plots vs pt with signed pt axis #14783

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Merged
maciacco merged 1 commit into from
Feb 3, 2026
+6 −6
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[PWGLF] update dca plots vs pt with signed pt axis #14783

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12 changes: 6 additions & 6 deletions PWGLF/TableProducer/Nuspex/ebyeMaker.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -554,8 +554,8 @@ struct EbyeMaker {

// tracking variables QA
histos.add<TH2>("QA/tpcCRvsCls", ";#it{N}_{TPCCR};#it{N}_{TPCcls}", HistType::kTH2F, {nTpcAxis, nTpcAxis});
histos.add<TH2>("QA/dcaxyVsPt", ";#it{p}_{T} (GeV/#it{c});DCA_{#it{xy}} (cm)", HistType::kTH2F, {momAxis, dcaAxis});
histos.add<TH2>("QA/dcazVsPt", ";#it{p}_{T} (GeV/#it{c});DCA_{#it{z}} (cm)", HistType::kTH2F, {momAxis, dcaAxis});
histos.add<TH2>("QA/dcaxyVsPt", ";#it{p}_{T} (GeV/#it{c});DCA_{#it{xy}} (cm)", HistType::kTH2F, {signMomAxis, dcaAxis});
histos.add<TH2>("QA/dcazVsPt", ";#it{p}_{T} (GeV/#it{c});DCA_{#it{z}} (cm)", HistType::kTH2F, {signMomAxis, dcaAxis});
histos.add<TH3>("QA/phiVsPtVsCls", ";#it{N}^{TPC}_{CR};#it{p}_{T} (GeV/#it{c});#phi (rad)", HistType::kTH3F, {nTpcAxis, signMomAxis, phiAxis});

ptMin = std::array<float, kNpart>{antipPtMin, antidPtMin};
Expand Down Expand Up @@ -604,12 +604,12 @@ struct EbyeMaker {
auto trackPt = trackParCov.getPt();
auto trackPhi = trackParCov.getPhi();
auto trackEta = trackParCov.getEta();
histos.fill(HIST("QA/dcaxyVsPt"), track.pt(), dcaInfo[0]); // TODO: this should rather be trackPt (likely small effect for 7 ITS clusters?)
histos.fill(HIST("QA/dcazVsPt"), track.pt(), dcaInfo[1]);
if (std::abs(dcaInfo[0]) > dcaSigma(track.pt(), "dcaxy") || std::abs(dcaInfo[1]) > dcaSigma(track.pt(), "dcaz") || dca > dcaSigma(track.pt(), "dca"))
continue;
if (track.tpcNClsFound() < trackNclusTpcCut || track.tpcNClsCrossedRows() < trackNcrossedRows)
continue;
histos.fill(HIST("QA/dcaxyVsPt"), track.sign() > 0. ? track.pt() : -track.pt(), dcaInfo[0]); // TODO: this should rather be trackPt (likely small effect for 7 ITS clusters?)
histos.fill(HIST("QA/dcazVsPt"), track.sign() > 0. ? track.pt() : -track.pt(), dcaInfo[1]);
if (std::abs(dcaInfo[0]) > dcaSigma(track.pt(), "dcaxy") || std::abs(dcaInfo[1]) > dcaSigma(track.pt(), "dcaz") || dca > dcaSigma(track.pt(), "dca"))
continue;
histos.fill(HIST("QA/phiVsPtVsCls"), track.tpcNClsFound(), track.sign() > 0. ? trackPt : -trackPt, trackPhi);
histos.fill(HIST("QA/tpcSignal"), track.tpcInnerParam(), track.tpcSignal());
if (trackPt > ptMin[0] && trackPt < ptMax[0] && ((track.sign() < 0 && countOnlyLSTrk == TracksCharge::kNegative) || (track.sign() > 0 && countOnlyLSTrk == TracksCharge::kPositive) || (countOnlyLSTrk == TracksCharge::kAll))) {
Expand Down
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