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Merged
lbariogl merged 2 commits into from
Dec 19, 2023
Merged

search missing tpc segment in adjacent collisions #4212

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395d972
search missing tpc segment in adjacent collisions + fix binning of qa…
maciacco Dec 19, 2023
946413c
print indices in debug
maciacco Dec 19, 2023
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19 changes: 16 additions & 3 deletions PWGLF/Tasks/QC/efficiencyQA.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,7 @@ float invMass2Body(std::array<float, 3>& momA, std::array<float, 3> const& momB,
struct ProbeTrack {
uint64_t globalIndex;
uint64_t globalIndexTpc;
int32_t collIndex;
float p;
float pt;
float pProp;
Expand Down Expand Up @@ -113,6 +114,7 @@ struct efficiencyQA {
Configurable<float> phiWindow{"phiWindow", 0.2f, "phi window to search tpc segment"};
Configurable<float> massWindow{"massWindow", 0.03f, "mass window to search tpc segment"};
Configurable<float> cosPaWindow{"cosPaWindow", 0.8f, "cosPa window to search tpc segment"};
Configurable<int> collIdWindow{"collIdWindow", 6, "collision index window to search tpc segment"};

// CCDB options
Configurable<double> d_bz_input{"d_bz", -999, "bz field, -999 is automatic"};
Expand All @@ -135,6 +137,7 @@ struct efficiencyQA {
ConfigurableAxis phiAxis{"phiAxis", {630, 0.f, 6.3f}, "binning for the phi of V0 daughter tracks"};
ConfigurableAxis phiResAxis{"phiResAxis", {800, -4.f, 4.f}, "binning for the phi resolution of V0 daughter tracks"};
ConfigurableAxis cosPaAxis{"cosPaAxis", {1000, -1.f, 1.f}, "binning for the cosine of pointing angle"};
ConfigurableAxis collIdResAxis{"collIdResAxis", {1.e2, -50., 50.}, "binning for the collision ID resolution"};

HistogramRegistry histos{"histos", {}, OutputObjHandlingPolicy::AnalysisObject};

Expand Down Expand Up @@ -194,8 +197,8 @@ struct efficiencyQA {

histos.add<TH2>("massTagTpc", ";#it{p} (GeV/#it{c});#it{M}(#pi^{+} + #pi^{-}) (GeV/#it{c}^{2})", HistType::kTH2F, {ptAxis, massK0sAxis});
histos.add<TH2>("ptItsTpcSel", ";#it{p} (GeV/#it{c});#it{p}_{T}^{TPC} - #it{p}_{T}^{ITS} (GeV/#it{c})", HistType::kTH2F, {ptAxis, ptResAxis});
histos.add<TH2>("etaItsTpcSel", ";#it{p} (GeV/#it{c});#eta^{TPC} - #eta^{ITS}", HistType::kTH2F, {ptAxis, ptResAxis});
histos.add<TH2>("phiItsTpcSel", ";#it{p} (GeV/#it{c});#phi^{TPC} - #phi^{ITS} (rad)", HistType::kTH2F, {ptAxis, ptResAxis});
histos.add<TH2>("etaItsTpcSel", ";#it{p} (GeV/#it{c});#eta^{TPC} - #eta^{ITS}", HistType::kTH2F, {ptAxis, etaResAxis});
histos.add<TH2>("phiItsTpcSel", ";#it{p} (GeV/#it{c});#phi^{TPC} - #phi^{ITS} (rad)", HistType::kTH2F, {ptAxis, phiResAxis});

std::string binLabelsTag[]{"hasITS && hasTPC", "tracking", "PID", "v0 mass", "dcaV0dau", "cosPA", "dcaXYZ", "V0radius"};
for (int iB{0}; iB < hTagCuts->GetNbinsX(); ++iB) {
Expand All @@ -213,13 +216,15 @@ struct efficiencyQA {
hTpcSegment->GetXaxis()->SetBinLabel(iB + 1, binLabelsTpc[iB].data());
}
histos.add<TH2>("pTpcIts", ";#it{p}^{ITS} (GeV/#it{c});#it{p}^{TPC} - #it{p}^{ITS} (GeV/#it{c});Entries", HistType::kTH2F, {ptAxis, ptResAxis});
histos.add<TH2>("ptTpcIts", ";#it{p}_{T}^{ITS} (GeV/#it{c});#it{p}^{TPC}_{T} - #it{p}^{ITS}_{T} (GeV/#it{c});Entries", HistType::kTH2F, {ptAxis, ptResAxis});
histos.add<TH2>("ptTpcIts", ";#it{p}^{ITS} (GeV/#it{c});#it{p}^{TPC}_{T} - #it{p}^{ITS}_{T} (GeV/#it{c});Entries", HistType::kTH2F, {ptAxis, ptResAxis});
histos.add<TH2>("etaTpcIts", ";#it{p}^{ITS} (GeV/#it{c});#eta^{TPC} - #eta^{ITS};Entries", HistType::kTH2F, {ptAxis, etaResAxis});
histos.add<TH2>("phiTpcIts", ";#it{p}^{ITS} (GeV/#it{c});#phi^{TPC} - #phi^{ITS} (rad);Entries", HistType::kTH2F, {ptAxis, phiResAxis});
histos.add<TH2>("massTpc", ";#it{p}^{ITS} (GeV/#it{c});#it{M}^{TPC} (GeV/#it{c}^{2});Entries", HistType::kTH2F, {ptAxis, massK0sAxis});
histos.add<TH2>("massTpcIts", ";#it{p}^{ITS} (GeV/#it{c});#it{M}^{TPC} - #it{M}^{ITS} (GeV/#it{c}^{2});Entries", HistType::kTH2F, {ptAxis, massResAxis});
histos.add<TH2>("cosPaTpc", ";#it{p}^{ITS} (GeV/#it{c});cos#theta_{p}", HistType::kTH2F, {ptAxis, cosPaAxis});
histos.add<TH3>("ptEtaPhiTpcIts", ";#it{p}^{TPC}_{T} - #it{p}^{ITS}_{T} (GeV/#it{c});#eta^{TPC} - #eta^{ITS};#phi^{TPC} - #phi^{ITS} (rad)", HistType::kTH3F, {ptResAxis, etaResAxis, phiResAxis});
histos.add<TH1>("collTpcIts", ";ID_{coll}^{TPC} - ID_{coll}^{ITS};Entries", HistType::kTH1F, {collIdResAxis});
histos.add<TH1>("collTpcV0", ";ID_{coll}^{TPC} - ID_{coll}^{V0};Entries", HistType::kTH1F, {collIdResAxis});
}
}
}
Expand Down Expand Up @@ -412,6 +417,7 @@ struct efficiencyQA {
probe.vtx0 = vtx[0];
probe.vtx1 = vtx[1];
probe.vtx2 = vtx[2];
probe.collIndex = probeTrack.collisionId();

if (probeTrack.hasITS() && !probeTrack.hasTPC() && findTpcLeg) {
auto acceptIts = !(probeTrack.itsChi2NCl() > 36. || probeTrack.itsNCls() < 4);
Expand All @@ -422,6 +428,9 @@ struct efficiencyQA {

std::array<float, 3> momTpc;
for (auto& tpcTrack : tpcTracks) {
if (std::abs(tpcTrack.collisionId() - probeTrack.collisionId()) > collIdWindow) {
continue;
}
if (std::abs(tpcTrack.eta()) > etaMax) {
continue;
}
Expand Down Expand Up @@ -569,6 +578,10 @@ struct efficiencyQA {
hTpcSegment->Fill(3., probeTrack.pt);
}

LOGF(debug, "globalID = %lld, probeCollId = %d, tpcCollId = %d", collision.globalIndex(), probeTrack.collIndex, tpcTrack.collisionId());
histos.fill(HIST("collTpcIts"), tpcTrack.collisionId() - probeTrack.collIndex);
histos.fill(HIST("collTpcV0"), tpcTrack.collisionId() - collision.globalIndex());

auto trackCov = getTrackParCov(tpcTrack);
gpu::gpustd::array<float, 2> dcaInfo;
if (propToTPCinnerWall) {
Expand Down