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[PWGCF] Added PID ITS nsigma related histograms #16462

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Merged
SwatiSaha-1997 merged 1 commit into from
May 29, 2026
+46 −0
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[PWGCF] Added PID ITS nsigma related histograms #16462

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46 changes: 46 additions & 0 deletions PWGCF/EbyEFluctuations/Tasks/v0ptHadPiKaProt.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -354,7 +354,17 @@ struct V0ptHadPiKaProt {
histos.add("h2DnsigmaPionTpcVsTofBeforeCut", "2D hist of nSigmaTPC vs. nSigmaTOF (pion)", kTH2F, {nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaKaonTpcVsTofBeforeCut", "2D hist of nSigmaTPC vs. nSigmaTOF (kaon)", kTH2F, {nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaProtonTpcVsTofBeforeCut", "2D hist of nSigmaTPC vs. nSigmaTOF (proton)", kTH2F, {nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaPionItsVsPtBeforeCut", "2D hist of nSigmaITS vs. pT (pion)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaKaonItsVsPtBeforeCut", "2D hist of nSigmaITS vs. pT (kaon)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaProtonItsVsPtBeforeCut", "2D hist of nSigmaITS vs. pT (proton)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaPionItsVsTofBeforeCut", "2D hist of nSigmaITS vs. nSigmaTOF (pion)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaKaonItsVsTofBeforeCut", "2D hist of nSigmaITS vs. nSigmaTOF (kaon)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaProtonItsVsTofBeforeCut", "2D hist of nSigmaITS vs. nSigmaTOF (proton)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});

// after cut
histos.add("h2DnsigmaPionItsVsPtAfterCut", "2D hist of nSigmaITS vs. pT (pion)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaKaonItsVsPtAfterCut", "2D hist of nSigmaITS vs. pT (kaon)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaProtonItsVsPtAfterCut", "2D hist of nSigmaITS vs. pT (proton)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaPionTpcVsPtAfterCut", "2D hist of nSigmaTPC vs. pT (pion)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaKaonTpcVsPtAfterCut", "2D hist of nSigmaTPC vs. pT (kaon)", kTH2F, {ptAxis, nSigmaAxis});
histos.add("h2DnsigmaProtonTpcVsPtAfterCut", "2D hist of nSigmaTPC vs. pT (proton)", kTH2F, {ptAxis, nSigmaAxis});
Expand All @@ -364,6 +374,9 @@ struct V0ptHadPiKaProt {
histos.add("h2DnsigmaPionTpcVsTofAfterCut", "3D hist of nSigmaTPC vs. nSigmaTOF (pion)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaKaonTpcVsTofAfterCut", "3D hist of nSigmaTPC vs. nSigmaTOF (kaon)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaProtonTpcVsTofAfterCut", "3D hist of nSigmaTPC vs. nSigmaTOF (proton)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaPionItsVsTofAfterCut", "3D hist of nSigmaITS vs. nSigmaTOF (pion)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaKaonItsVsTofAfterCut", "3D hist of nSigmaITS vs. nSigmaTOF (kaon)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});
histos.add("h2DnsigmaProtonItsVsTofAfterCut", "3D hist of nSigmaITS vs. nSigmaTOF (proton)", kTH3F, {ptAxis, nSigmaAxis, nSigmaAxis});

// Analysis profiles

Expand Down Expand Up @@ -1206,6 +1219,10 @@ struct V0ptHadPiKaProt {
double nSigmaTofPi = track.tofNSigmaPi();
double nSigmaTofKa = track.tofNSigmaKa();
double nSigmaTofProt = track.tofNSigmaPr();
double nSigmaItsPi = itsResponse.nSigmaITS<o2::track::PID::Pion>(track);
double nSigmaItsKa = itsResponse.nSigmaITS<o2::track::PID::Kaon>(track);
double nSigmaItsProt = itsResponse.nSigmaITS<o2::track::PID::Proton>(track);

histos.fill(HIST("h2DnsigmaPionTpcVsPtBeforeCut"), track.pt(), nSigmaTpcPi);
histos.fill(HIST("h2DnsigmaKaonTpcVsPtBeforeCut"), track.pt(), nSigmaTpcKa);
histos.fill(HIST("h2DnsigmaProtonTpcVsPtBeforeCut"), track.pt(), nSigmaTpcProt);
Expand All @@ -1216,6 +1233,13 @@ struct V0ptHadPiKaProt {
histos.fill(HIST("h2DnsigmaKaonTpcVsTofBeforeCut"), nSigmaTpcKa, nSigmaTofKa);
histos.fill(HIST("h2DnsigmaProtonTpcVsTofBeforeCut"), nSigmaTpcProt, nSigmaTofProt);

histos.fill(HIST("h2DnsigmaPionItsVsPtBeforeCut"), track.pt(), nSigmaItsPi);
histos.fill(HIST("h2DnsigmaKaonItsVsPtBeforeCut"), track.pt(), nSigmaItsKa);
histos.fill(HIST("h2DnsigmaProtonItsVsPtBeforeCut"), track.pt(), nSigmaItsProt);
histos.fill(HIST("h2DnsigmaPionItsVsTofBeforeCut"), track.pt(), nSigmaItsPi, nSigmaTofPi);
histos.fill(HIST("h2DnsigmaKaonItsVsTofBeforeCut"), track.pt(), nSigmaItsKa, nSigmaTofKa);
histos.fill(HIST("h2DnsigmaProtonItsVsTofBeforeCut"), track.pt(), nSigmaItsProt, nSigmaTofProt);

// identified particles selection
bool isPion = false;
bool isKaon = false;
Expand All @@ -1240,16 +1264,22 @@ struct V0ptHadPiKaProt {
histos.fill(HIST("h2DnsigmaPionTpcVsPtAfterCut"), track.pt(), nSigmaTpcPi);
histos.fill(HIST("h2DnsigmaPionTofVsPtAfterCut"), track.pt(), nSigmaTofPi);
histos.fill(HIST("h2DnsigmaPionTpcVsTofAfterCut"), track.pt(), nSigmaTpcPi, nSigmaTofPi);
histos.fill(HIST("h2DnsigmaPionItsVsPtAfterCut"), track.pt(), nSigmaItsPi);
histos.fill(HIST("h2DnsigmaPionItsVsTofAfterCut"), track.pt(), nSigmaItsPi, nSigmaTofPi);
}
if (isKaon) {
histos.fill(HIST("h2DnsigmaKaonTpcVsPtAfterCut"), track.pt(), nSigmaTpcKa);
histos.fill(HIST("h2DnsigmaKaonTofVsPtAfterCut"), track.pt(), nSigmaTofKa);
histos.fill(HIST("h2DnsigmaKaonTpcVsTofAfterCut"), track.pt(), nSigmaTpcKa, nSigmaTofKa);
histos.fill(HIST("h2DnsigmaKaonItsVsPtAfterCut"), track.pt(), nSigmaItsKa);
histos.fill(HIST("h2DnsigmaKaonItsVsTofAfterCut"), track.pt(), nSigmaItsKa, nSigmaTofKa);
}
if (isProton) {
histos.fill(HIST("h2DnsigmaProtonTpcVsPtAfterCut"), track.pt(), nSigmaTpcProt);
histos.fill(HIST("h2DnsigmaProtonTofVsPtAfterCut"), track.pt(), nSigmaTofProt);
histos.fill(HIST("h2DnsigmaProtonTpcVsTofAfterCut"), track.pt(), nSigmaTpcProt, nSigmaTofProt);
histos.fill(HIST("h2DnsigmaProtonItsVsPtAfterCut"), track.pt(), nSigmaItsProt);
histos.fill(HIST("h2DnsigmaProtonItsVsTofAfterCut"), track.pt(), nSigmaItsProt, nSigmaTofProt);
}

auto pdgcodeRec = std::abs(particle.pdgCode());
Expand Down Expand Up @@ -1427,6 +1457,9 @@ struct V0ptHadPiKaProt {
double nSigmaTofPi = track.tofNSigmaPi();
double nSigmaTofKa = track.tofNSigmaKa();
double nSigmaTofProt = track.tofNSigmaPr();
double nSigmaItsPi = itsResponse.nSigmaITS<o2::track::PID::Pion>(track);
double nSigmaItsKa = itsResponse.nSigmaITS<o2::track::PID::Kaon>(track);
double nSigmaItsProt = itsResponse.nSigmaITS<o2::track::PID::Proton>(track);
histos.fill(HIST("h2DnsigmaPionTpcVsPtBeforeCut"), trkPt, nSigmaTpcPi);
histos.fill(HIST("h2DnsigmaKaonTpcVsPtBeforeCut"), trkPt, nSigmaTpcKa);
histos.fill(HIST("h2DnsigmaProtonTpcVsPtBeforeCut"), trkPt, nSigmaTpcProt);
Expand All @@ -1437,6 +1470,13 @@ struct V0ptHadPiKaProt {
histos.fill(HIST("h2DnsigmaKaonTpcVsTofBeforeCut"), nSigmaTpcKa, nSigmaTofKa);
histos.fill(HIST("h2DnsigmaProtonTpcVsTofBeforeCut"), nSigmaTpcProt, nSigmaTofProt);

histos.fill(HIST("h2DnsigmaPionItsVsPtBeforeCut"), trkPt, nSigmaItsPi);
histos.fill(HIST("h2DnsigmaKaonItsVsPtBeforeCut"), trkPt, nSigmaItsKa);
histos.fill(HIST("h2DnsigmaProtonItsVsPtBeforeCut"), trkPt, nSigmaItsProt);
histos.fill(HIST("h2DnsigmaPionItsVsTofBeforeCut"), trkPt, nSigmaItsPi, nSigmaTofPi);
histos.fill(HIST("h2DnsigmaKaonItsVsTofBeforeCut"), trkPt, nSigmaItsKa, nSigmaTofKa);
histos.fill(HIST("h2DnsigmaProtonItsVsTofBeforeCut"), trkPt, nSigmaItsProt, nSigmaTofProt);

// identified particles selection
bool isPion = false;
bool isKaon = false;
Expand All @@ -1461,16 +1501,22 @@ struct V0ptHadPiKaProt {
histos.fill(HIST("h2DnsigmaPionTpcVsPtAfterCut"), trkPt, nSigmaTpcPi);
histos.fill(HIST("h2DnsigmaPionTofVsPtAfterCut"), trkPt, nSigmaTofPi);
histos.fill(HIST("h2DnsigmaPionTpcVsTofAfterCut"), trkPt, nSigmaTpcPi, nSigmaTofPi);
histos.fill(HIST("h2DnsigmaPionItsVsPtAfterCut"), trkPt, nSigmaItsPi);
histos.fill(HIST("h2DnsigmaPionItsVsTofAfterCut"), trkPt, nSigmaItsPi, nSigmaTofPi);
}
if (isKaon) {
histos.fill(HIST("h2DnsigmaKaonTpcVsPtAfterCut"), trkPt, nSigmaTpcKa);
histos.fill(HIST("h2DnsigmaKaonTofVsPtAfterCut"), trkPt, nSigmaTofKa);
histos.fill(HIST("h2DnsigmaKaonTpcVsTofAfterCut"), trkPt, nSigmaTpcKa, nSigmaTofKa);
histos.fill(HIST("h2DnsigmaKaonItsVsPtAfterCut"), trkPt, nSigmaItsKa);
histos.fill(HIST("h2DnsigmaKaonItsVsTofAfterCut"), trkPt, nSigmaItsKa, nSigmaTofKa);
}
if (isProton) {
histos.fill(HIST("h2DnsigmaProtonTpcVsPtAfterCut"), trkPt, nSigmaTpcProt);
histos.fill(HIST("h2DnsigmaProtonTofVsPtAfterCut"), trkPt, nSigmaTofProt);
histos.fill(HIST("h2DnsigmaProtonTpcVsTofAfterCut"), trkPt, nSigmaTpcProt, nSigmaTofProt);
histos.fill(HIST("h2DnsigmaProtonItsVsPtAfterCut"), trkPt, nSigmaItsProt);
histos.fill(HIST("h2DnsigmaProtonItsVsTofAfterCut"), trkPt, nSigmaItsProt, nSigmaTofProt);
}

double effweightPion = 1.0;
Expand Down
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