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[PWGLF] Add MC event histogram and event selection options to trackedHypertritonRecoTask #18720

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[PWGLF] Add MC event histogram and event selection options to trackedHypertritonRecoTask #18720

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37 changes: 34 additions & 3 deletions PWGLF/TableProducer/Nuspex/trackedHypertritonRecoTask.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
#include "PWGLF/Utils/decay3bodyBuilderHelper.h"
#include "PWGLF/Utils/pidTOFGeneric.h"

#include "Common/CCDB/EventSelectionParams.h"
#include "Common/Core/MetadataHelper.h"
#include "Common/Core/PID/PIDTOF.h"
#include "Common/Core/RecoDecay.h"
Expand Down Expand Up @@ -112,6 +113,8 @@ struct TrackedHypertritonRecoTask {

Configurable<bool> requireSel8{"requireSel8", true, "Require the standard sel8 event selection"};
Configurable<float> maxAbsZvtx{"maxAbsZvtx", 10.f, "Maximum absolute primary-vertex z; negative disables the cut"};
Configurable<bool> requireNoSameBunchPileup{"requireNoSameBunchPileup", false, "Reject collisions which are associated with the same found-by-T0 bunch crossing"};
Configurable<bool> requireIsGoodZvtxFT0vsPV{"requireIsGoodZvtxFT0vsPV", false, "Verifies the consistency between the primary vertex z position from tracking and the z position of the PV from FT0 timing"};
Configurable<bool> skimmedProcessing{"skimmedProcessing", false, "Enable Zorro accounting and trigger selection for skimmed data"};
Configurable<std::string> zorroCCDBPath{"zorroCCDBPath", "EventFiltering/Zorro/", "Base path of the Zorro CCDB objects"};
Configurable<int> zorroBCTolerance{"zorroBCTolerance", 100, "Zorro BC matching tolerance"};
Expand Down Expand Up @@ -311,10 +314,13 @@ struct TrackedHypertritonRecoTask {
selections.minCosPA = threeBody.minCosPA;
selections.maxChi2 = threeBody.maxChi2;

registry.add("events", "Event selection;selection;events", HistType::kTH1D, {{2, -0.5, 1.5}});
registry.add("events", "Event selection;selection;events", HistType::kTH1D, {{5, -0.5, 4.5}});
auto events = registry.get<TH1>(HIST("events"));
events->GetXaxis()->SetBinLabel(1, "all");
events->GetXaxis()->SetBinLabel(2, "selected");
events->GetXaxis()->SetBinLabel(2, "sel8");
events->GetXaxis()->SetBinLabel(3, "z_{vtx}");
events->GetXaxis()->SetBinLabel(4, "kNoSameBunchPileup");
events->GetXaxis()->SetBinLabel(5, "kIsGoodZvtxFT0vsPV");
registry.add("zorroEvents", "Zorro accounting;trigger;selection", HistType::kTH2D,
{{2, -0.5, 1.5}, {2, -0.5, 1.5}});
auto zorroEvents = registry.get<TH2>(HIST("zorroEvents"));
Expand All @@ -323,6 +329,13 @@ struct TrackedHypertritonRecoTask {
zorroEvents->GetYaxis()->SetBinLabel(1, "before sel8");
zorroEvents->GetYaxis()->SetBinLabel(2, "after sel8");

if (doprocessMC) {
auto hMcEventCounter = registry.add<TH1>("hMcEventCounter", "hMcEventCounter; Selection; Counts", HistType::kTH1D, {{2, 0.0f, 2.0f}});
hMcEventCounter->GetXaxis()->SetBinLabel(1, "all");
hMcEventCounter->GetXaxis()->SetBinLabel(2, "reconstructed");
hMcEventCounter->LabelsOption("v");
}

registry.add("hTrackProtonTPCSignal", "hTrackProtonTPCSignal", HistType::kTH2F, {{100, -10.0f, 10.0f, "p/z (GeV/c)"}, {2000, 0.0f, 2000.0f, "d#it{E}/d#it{x}"}});
registry.add("hTrackPionTPCSignal", "hTrackPionTPCSignal", HistType::kTH2F, {{100, -10.0f, 10.0f, "p/z (GeV/c)"}, {2000, 0.0f, 2000.0f, "d#it{E}/d#it{x}"}});
registry.add("hTrackDeuteronTPCSignal", "hTrackDeuteronTPCSignal", HistType::kTH2F, {{100, -10.0f, 10.0f, "p/z (GeV/c)"}, {2000, 0.0f, 2000.0f, "d#it{E}/d#it{x}"}});
Expand Down Expand Up @@ -387,11 +400,21 @@ struct TrackedHypertritonRecoTask {
if (requireSel8 && !collision.sel8()) {
continue;
}
registry.fill(HIST("events"), 1.);
if (maxAbsZvtx >= 0.f && std::abs(collision.posZ()) > maxAbsZvtx) {
continue;
}
registry.fill(HIST("events"), 2.);
if (requireNoSameBunchPileup && !collision.selection_bit(o2::aod::evsel::kNoSameBunchPileup)) {
continue;
}
registry.fill(HIST("events"), 3.);
if (requireIsGoodZvtxFT0vsPV && !collision.selection_bit(o2::aod::evsel::kIsGoodZvtxFT0vsPV)) {
continue;
}
registry.fill(HIST("events"), 4.);

goodCollision[collision.globalIndex()] = true;
registry.fill(HIST("events"), 1.);
if (applyZorro) {
for (size_t i = 0; i < kNZorroTriggers; ++i) {
if (zorroDecision[collision.globalIndex()][i]) {
Expand Down Expand Up @@ -992,6 +1015,14 @@ struct TrackedHypertritonRecoTask {
aod::BCsWithTimestamps const&,
aod::McParticles const& mcParticles)
{
// MC collision counting for event loss and MC closure
registry.fill(HIST("hMcEventCounter"), 0.5, mcCollisions.size());
for (const auto& collision : collisions) {
if (collision.has_mcCollision()) {
registry.fill(HIST("hMcEventCounter"), 1.5);
}
}

selectCollisions(collisions, false);
prepareMCEventInformation(collisions, mcCollisions);
std::vector<bool> reconstructedTwoBody(mcParticles.size(), false);
Expand Down
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