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Merged
victor-gonzalez merged 7 commits into from
Feb 6, 2025
Merged

[PWGCF] added event selection #9800

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55fb377
added event selection
Feb 6, 2025
cece4c5
added event selection
Feb 6, 2025
2900e3a
added event selection
Feb 6, 2025
f543386
added event selection
Feb 6, 2025
d825b15
added event selection
Feb 6, 2025
5133d2b
fix whitespace
Feb 6, 2025
caf0379
fix whitespace
Feb 6, 2025
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31 changes: 26 additions & 5 deletions PWGCF/Flow/Tasks/flowZdcTask.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,7 @@ using namespace o2::framework::expressions;
using namespace o2::aod::mult;
using namespace o2::aod::evsel;
using ColEvSels = soa::Join<aod::Collisions, aod::EvSels>;
using AodCollisions = soa::Filtered<soa::Join<aod::Collisions, aod::EvSels, aod::CentFT0Cs>>;
using AodCollisions = soa::Filtered<soa::Join<aod::Collisions, aod::EvSels, aod::CentFT0Cs, aod::Mults>>;
using AodTracks = soa::Filtered<soa::Join<aod::Tracks, aod::TrackSelection, aod::TracksExtra, aod::TracksDCA>>;
using BCsRun3 = soa::Join<aod::BCs, aod::Timestamps, aod::BcSels, aod::Run3MatchedToBCSparse>;
using AodZDCs = soa::Join<aod::ZDCMults, aod::Zdcs>;
Expand Down Expand Up @@ -124,6 +124,7 @@ struct FlowZdcTask {
ConfigurableAxis axisFT0MAmp{"axisFT0MAmp", {10000, 0, 10000}, "axisFT0MAmp"};
ConfigurableAxis ft0cMultHistBin{"ft0cMultHistBin", {501, -0.5, 500.5}, ""};
ConfigurableAxis multHistBin{"multHistBin", {501, -0.5, 500.5}, ""};
ConfigurableAxis axisCent{"axisCent", {10, 0, 100}, "axisCent"};

Filter collisionFilter = nabs(aod::collision::posZ) < cfgCutVertex;
Filter trackFilter = (nabs(aod::track::eta) < cfgCutEta) && (aod::track::pt > cfgCutPtMin) && (aod::track::pt < cfgCutPtMax) && ((requireGlobalTrackInFilter()) || (aod::track::isGlobalTrackSDD == (uint8_t) true)) && (aod::track::tpcChi2NCl < cfgCutChi2prTPCcls) && (nabs(aod::track::dcaZ) < cfgCutDCAz) && (nabs(aod::track::dcaXY) < cfgCutDCAxy);
Expand Down Expand Up @@ -175,10 +176,9 @@ struct FlowZdcTask {
AxisSpec axisVtxcounts{2, -0.5f, 1.5f, "Vtx info (0=no, 1=yes)"};
AxisSpec axisVtxZ{40, -20, 20, "Vertex Z", "VzAxis"};
AxisSpec axisZvert{120, -30.f, 30.f, "Vtx z (cm)"};
AxisSpec axisCent{8, 0.f, 105.f, "centrality"};
AxisSpec axisCentBins{{0, 5., 10., 20., 30., 40., 50., 60., 70., 80.}, "centrality percentile"};
AxisSpec axisPtBins{{0., 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.25, 2.5, 2.75, 3.0, 3.5, 4.0, 4.5, 5.0, 6.0, 8.0, 10., 13., 16., 20.}, "p_{T} (GeV/c)"};
AxisSpec axisEvent{6, 0.5, 6.5, "#Event", "EventAxis"};
AxisSpec axisEvent{11, 0.5, 11.5, "#Event", "EventAxis"};
AxisSpec axisMult = {multHistBin, "Mult", "MultAxis"};
AxisSpec axisFT0CMult = {ft0cMultHistBin, "ft0c", "FT0CMultAxis"};

Expand Down Expand Up @@ -225,6 +225,10 @@ struct FlowZdcTask {
xAxis->SetBinLabel(4, "kIsGoodZvtxFT0vsPV"); // small difference between z-vertex from PV and from FT0
xAxis->SetBinLabel(5, "kIsVertexITSTPC"); // at least one ITS-TPC track (reject vertices built from ITS-only tracks)
xAxis->SetBinLabel(6, "kIsGoodITSLayersAll"); //"Centrality based on no other collisions in this Readout Frame with per-collision multiplicity above threshold tracks"
xAxis->SetBinLabel(7, "kIsApplyVertexTOFmatched");
xAxis->SetBinLabel(8, "kIsVertexTRDmatched");
xAxis->SetBinLabel(9, "centrality selection");
xAxis->SetBinLabel(10, "isApplyExtraCorrCut");
histos.add("GlobalMult_vs_FT0C", "GlobalMult_vs_FT0C", kTH2F, {axisMult, axisFT0CMult});
histos.add("VtxZHist", "VtxZHist", kTH1D, {axisVtxZ});

Expand Down Expand Up @@ -299,6 +303,25 @@ struct FlowZdcTask {
return false;
}
histos.fill(HIST("eventSelectionSteps"), 6);
if (isApplyVertexTOFmatched && !col.selection_bit(o2::aod::evsel::kIsVertexTOFmatched)) {
return false;
}
histos.fill(HIST("eventSelectionSteps"), 7);

if (isApplyVertexTRDmatched && !col.selection_bit(o2::aod::evsel::kIsVertexTRDmatched)) {
return false;
}
histos.fill(HIST("eventSelectionSteps"), 8);
if (col.centFT0C() < 0. || col.centFT0C() > 100.) {
return false;
}
histos.fill(HIST("eventSelectionSteps"), 9);

if (isApplyExtraCorrCut && col.multNTracksPV() > npvTracksCut && col.multFT0C() < (10 * col.multNTracksPV() - ft0cCut)) {
return false;
}
histos.fill(HIST("eventSelectionSteps"), 10);
histos.fill(HIST("eventSelectionSteps"), 11);
return true;
}

Expand All @@ -315,8 +338,6 @@ struct FlowZdcTask {
// this is the q vector for the TPC data. it is a complex function
double qTpcReal = 0.0; // Initialize qTPC_real
double qTpcIm = 0.0; // init qTPC_imaginary
if (cent < 0.0 && cent > 70)
return;
std::complex<double> qTPC(0, 0); // Starting with a q-vector of zero
int nTot{0}; // Tracks are already filtered with GlobalTrack || GlobalTrackSDD
for (const auto& track : tracks) {
Expand Down
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