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[PWGLF] NucleiTask - Fix ITSHe applied to all tracks #15594

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[PWGLF] NucleiTask - Fix ITSHe applied to all tracks #15594

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ce33c22
NucleiTask - Fix error
giovannimalfattore Oct 21, 2025
b6f1b74
NucleiTask - Fix bugs in mult dependent histos
giovannimalfattore Oct 21, 2025
8aeafbb
NucleiTask - Fix ITSHe applied to all tracks
giovannimalfattore Mar 31, 2026
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35 changes: 16 additions & 19 deletions PWGLF/Tasks/Nuspex/LFNucleiBATask.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -2392,7 +2392,7 @@ struct LFNucleiBATask {
return;
}

if (centFT0M <= cfgMultCutLow || centFT0M > cfgMultCutHigh) {
if (enableCentrality && (centFT0M <= cfgMultCutLow || centFT0M > cfgMultCutHigh)) {
return;
}
if (enableCentrality)
Expand Down Expand Up @@ -2699,8 +2699,9 @@ struct LFNucleiBATask {

isDeuteron = enableDe && deRapCut;
isHelium = enableHe && heRapCut;
isDe = isDeuteron && track.sign() > 0;
isAntiDe = isDeuteron && track.sign() < 0;

bool passITSDeCut = !nsigmaITSvar.useITSDeCut || (nITSDe > nsigmaITSvar.nsigmaITSDe);
bool passITSHeCut = !nsigmaITSvar.useITSHeCut || (nITSHe > nsigmaITSvar.nsigmaITSHe);

if constexpr (IsMC && !IsFilteredData) {
int pdgCheck = track.mcParticle().pdgCode();
Expand All @@ -2710,25 +2711,19 @@ struct LFNucleiBATask {
histos.fill(HIST("tracks/hItsDeHeChecker"), 1);
}

// nSigmaITSHe cut
if (nsigmaITSvar.useITSDeCut && (nITSDe <= nsigmaITSvar.nsigmaITSDe)) {
continue;
}

if (nsigmaITSvar.useITSHeCut && (nITSHe <= nsigmaITSvar.nsigmaITSHe)) {
continue;
}

if constexpr (IsMC && !IsFilteredData) {
int pdgCheck = track.mcParticle().pdgCode();
if (std::abs(pdgCheck) == PDGDeuteron)
if ((std::abs(pdgCheck) == PDGDeuteron) && passITSDeCut)
histos.fill(HIST("tracks/hItsDeHeChecker"), 2);
if (std::abs(pdgCheck) == PDGHelium)
if ((std::abs(pdgCheck) == PDGHelium) && passITSHeCut)
histos.fill(HIST("tracks/hItsDeHeChecker"), 3);
}

isHe = isHelium && track.sign() > 0;
isAntiHe = isHelium && track.sign() < 0;
isDe = isDeuteron && passITSDeCut && track.sign() > 0;
isAntiDe = isDeuteron && passITSDeCut && track.sign() < 0;

isHe = isHelium && passITSHeCut && track.sign() > 0;
isAntiHe = isHelium && passITSHeCut && track.sign() < 0;

isDeWoDCAxy = isDe && passDCAzCutDe;
isAntiDeWoDCAxy = isAntiDe && passDCAzCutAntiDe;
Expand Down Expand Up @@ -4913,7 +4908,8 @@ struct LFNucleiBATask {
}

if (isHeWTPCpid) {
histos.fill(HIST("tracks/helium/TOF/h2HeliumSpectraVsMult_Z2"), 2 * hePt, centFT0M);
if (enableCentrality)
histos.fill(HIST("tracks/helium/TOF/h2HeliumSpectraVsMult_Z2"), 2 * hePt, centFT0M);
histos.fill(HIST("tracks/helium/h2HeliumTOFbetaVsP"), heP, track.beta());
if (outFlagOptions.enableEffPlots) {
histos.fill(HIST("tracks/eff/helium/h2pVsTOFExpMomentumHe"), track.tofExpMom(), heP);
Expand All @@ -4922,7 +4918,8 @@ struct LFNucleiBATask {
}

if (isAntiHeWTPCpid) {
histos.fill(HIST("tracks/helium/TOF/h2antiHeliumSpectraVsMult_Z2"), 2 * antihePt, centFT0M);
if (enableCentrality)
histos.fill(HIST("tracks/helium/TOF/h2antiHeliumSpectraVsMult_Z2"), 2 * antihePt, centFT0M);
histos.fill(HIST("tracks/helium/h2antiHeliumTOFbetaVsP"), antiheP, track.beta());
if (outFlagOptions.enableEffPlots) {
histos.fill(HIST("tracks/eff/helium/h2pVsTOFExpMomentumantiHe"), track.tofExpMom(), antiheP);
Expand Down Expand Up @@ -6387,7 +6384,7 @@ struct LFNucleiBATask {
return;
}

if (mcCollision.centFT0M() < cfgMultCutLow || mcCollision.centFT0M() > cfgMultCutHigh)
if (enableCentrality && (mcCollision.centFT0M() < cfgMultCutLow || mcCollision.centFT0M() > cfgMultCutHigh))
return;

if (evselOptions.enableGenVzCut) {
Expand Down
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