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[PWGUD] Fixing VertexZ and Occupancy selection cut #18425

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[PWGUD] Fixing VertexZ and Occupancy selection cut #18425

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53c24e8
Fixing VertexZ and Occupancy selection cut
m-rasa Oct 22, 2026
0756d9d
Fixing declaration of data type
m-rasa Oct 22, 2026
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14 changes: 13 additions & 1 deletion PWGUD/Tasks/sgDeuteronSpectra.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,8 @@ struct SgDeuteronSpectra {
Configurable<float> etaCut{"etaCut", 0.9, "Track Pseudorapidity"};
Configurable<float> ptCut{"ptCut", 0.1, "Track Pt"};
Configurable<float> nsigmatpcPreselCut{"nsigmatpcPreselCut", 3.0, "nsigma TPC preselection cut for TOF analysis"};
Configurable<float> occupancyCut{"occupancyCut", 1000, "Occupancy cut"};
Configurable<float> vertexZCut{"vertexZCut", 10, "VertexZ cut"};

// Configurable axis for histograms
ConfigurableAxis ptAxis{"ptAxis", {200, 0.0, 10.0}, "p_{T}"};
Expand All @@ -68,6 +70,7 @@ struct SgDeuteronSpectra {
const AxisSpec axistof{nSigmaAxis, "n#sigma_{TOF}"};

// Collision histograms
registry.add("collisions/VertexZ", "", {HistType::kTH1F, {{800, -20, 20}}});
registry.add("collisions/GapSide", "Gap Side: A, C, A+C", {HistType::kTH1F, {{3, -0.5, 2.5}}});
registry.add("collisions/TrueGapSide", "Gap Side: A, C, A+C", {HistType::kTH1F, {{4, -1.5, 2.5}}});
registry.add("tracks/Deut_Pt_TPC_GapA", "", {HistType::kTH2F, {axispt, axistpc}});
Expand All @@ -91,12 +94,21 @@ struct SgDeuteronSpectra {
}

// Define data types
using UDCollisionsFull = soa::Join<aod::UDCollisions, aod::SGCollisions, aod::UDCollisionsSels, aod::UDZdcsReduced>; // UDCollisions
using UDCollisionsFull = soa::Join<aod::UDCollisions, aod::UDCollisionsSels, aod::UDCollisionSelExtras, aod::SGCollisions, aod::UDZdcsReduced>; // UDCollisions
using UDCollisionFull = UDCollisionsFull::iterator;
using UDTracksFull = soa::Join<aod::UDTracks, aod::UDTracksPID, aod::UDTracksPIDExtra, aod::UDTracksExtra, aod::UDTracksFlags, aod::UDTracksDCA>;

void process(UDCollisionFull const& coll, UDTracksFull const& tracks)
{
registry.fill(HIST("collisions/VertexZ"), coll.posZ());
// applying event cuts
if (std::abs(coll.posZ()) > vertexZCut) {
return;
}
if (coll.occupancyInTime() > occupancyCut) {
return;
}
// fill gapside
registry.fill(HIST("collisions/GapSide"), coll.gapSide(), 1.);
std::vector<float> fitCut = {fv0Cut, ft0aCut, ft0cCut, fddaCut, fddcCut};
int truegapSide = sgSelector.trueGap(coll, fitCut[0], fitCut[1], fitCut[2], zdcCut);
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