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[PWGLF] Add Interaction Rate Vs Occupancy 2D histograms + limit number of ccdb calls #9952

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Merged
njacazio merged 3 commits into from
Feb 14, 2025
Merged

[PWGLF] Add Interaction Rate Vs Occupancy 2D histograms + limit number of ccdb calls #9952

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6a24033
Fetch interaction rate using ctpRateFetcher only if necessary
romainschotter Feb 13, 2025
9e00e50
Add 2D plot of Interaction rate Vs occupancy
romainschotter Feb 13, 2025
1ae30e3
Fix compilation errors
romainschotter Feb 13, 2025
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15 changes: 12 additions & 3 deletions PWGLF/Tasks/Strangeness/derivedlambdakzeroanalysis.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -461,6 +461,8 @@
histos.add("hInteractionRate", "hInteractionRate", kTH1F, {axisIRBinning});
histos.add("hCentralityVsInteractionRate", "hCentralityVsInteractionRate", kTH2F, {{101, 0.0f, 101.0f}, axisIRBinning});

histos.add("hInteractionRateVsOccupancy", "hInteractionRateVsOccupancy", kTH2F, {axisIRBinning, axisOccupancy});

// for QA and test purposes
auto hRawCentrality = histos.add<TH1>("hRawCentrality", "hRawCentrality", kTH1F, {axisRawCentrality});

Expand Down Expand Up @@ -839,29 +841,29 @@
bitset(bitMap, selNegGoodTPCTrack);

// TPC PID
if (fabs(posTrackExtra.tpcNSigmaPi()) < v0Selections.TpcPidNsigmaCut)

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bitset(bitMap, selTPCPIDPositivePion);
if (fabs(posTrackExtra.tpcNSigmaPr()) < v0Selections.TpcPidNsigmaCut)

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[std-prefix] 

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bitset(bitMap, selTPCPIDPositiveProton);
if (fabs(negTrackExtra.tpcNSigmaPi()) < v0Selections.TpcPidNsigmaCut)

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bitset(bitMap, selTPCPIDNegativePion);
if (fabs(negTrackExtra.tpcNSigmaPr()) < v0Selections.TpcPidNsigmaCut)

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bitset(bitMap, selTPCPIDNegativeProton);

// TOF PID in DeltaT
// Positive track
if (fabs(v0.posTOFDeltaTLaPr()) < v0Selections.maxDeltaTimeProton)

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bitset(bitMap, selTOFDeltaTPositiveProtonLambda);
if (fabs(v0.posTOFDeltaTLaPi()) < v0Selections.maxDeltaTimePion)

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bitset(bitMap, selTOFDeltaTPositivePionLambda);
if (fabs(v0.posTOFDeltaTK0Pi()) < v0Selections.maxDeltaTimePion)

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bitset(bitMap, selTOFDeltaTPositivePionK0Short);
// Negative track
if (fabs(v0.negTOFDeltaTLaPr()) < v0Selections.maxDeltaTimeProton)

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bitset(bitMap, selTOFDeltaTNegativeProtonLambda);
if (fabs(v0.negTOFDeltaTLaPi()) < v0Selections.maxDeltaTimePion)

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bitset(bitMap, selTOFDeltaTNegativePionLambda);
if (fabs(v0.negTOFDeltaTK0Pi()) < v0Selections.maxDeltaTimePion)

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bitset(bitMap, selTOFDeltaTNegativePionK0Short);

// TOF PID in NSigma
Expand Down Expand Up @@ -1593,7 +1595,8 @@
histos.fill(HIST("hEventSelection"), 17 /* Above max occupancy */);
}

double interactionRate = rateFetcher.fetch(ccdb.service, collision.timestamp(), collision.runNumber(), irSource) * 1.e-3;
// Fetch interaction rate only if required (in order to limit ccdb calls)
double interactionRate = (eventSelections.minIR >= 0 || eventSelections.maxIR >= 0) ? rateFetcher.fetch(ccdb.service, collision.timestamp(), collision.runNumber(), irSource) * 1.e-3 : -1;
if (eventSelections.minIR >= 0 && interactionRate < eventSelections.minIR) {
return false;
}
Expand Down Expand Up @@ -1721,7 +1724,8 @@
centrality = hRawCentrality->GetBinContent(hRawCentrality->FindBin(doPPAnalysis ? collision.multFT0A() + collision.multFT0C() : collision.multFT0C()));
}
float collisionOccupancy = eventSelections.useFT0CbasedOccupancy ? collision.ft0cOccupancyInTimeRange() : collision.trackOccupancyInTimeRange();
double interactionRate = rateFetcher.fetch(ccdb.service, collision.timestamp(), collision.runNumber(), irSource) * 1.e-3;
// Fetch interaction rate only if required (in order to limit ccdb calls)
double interactionRate = !irSource.value.empty() ? rateFetcher.fetch(ccdb.service, collision.timestamp(), collision.runNumber(), irSource) * 1.e-3 : -1;

// gap side
int gapSide = collision.gapSide();
Expand All @@ -1748,6 +1752,8 @@
histos.fill(HIST("hInteractionRate"), interactionRate);
histos.fill(HIST("hCentralityVsInteractionRate"), centrality, interactionRate);

histos.fill(HIST("hInteractionRateVsOccupancy"), interactionRate, collisionOccupancy);

// __________________________________________
// perform main analysis
int nK0Shorts = 0;
Expand Down Expand Up @@ -1805,7 +1811,8 @@
centrality = hRawCentrality->GetBinContent(hRawCentrality->FindBin(doPPAnalysis ? collision.multFT0A() + collision.multFT0C() : collision.multFT0C()));
}
float collisionOccupancy = eventSelections.useFT0CbasedOccupancy ? collision.ft0cOccupancyInTimeRange() : collision.trackOccupancyInTimeRange();
double interactionRate = rateFetcher.fetch(ccdb.service, collision.timestamp(), collision.runNumber(), irSource) * 1.e-3;
// Fetch interaction rate only if required (in order to limit ccdb calls)
double interactionRate = !irSource.value.empty() ? rateFetcher.fetch(ccdb.service, collision.timestamp(), collision.runNumber(), irSource) * 1.e-3 : -1;

// gap side
int gapSide = collision.gapSide();
Expand All @@ -1832,6 +1839,8 @@
histos.fill(HIST("hInteractionRate"), interactionRate);
histos.fill(HIST("hCentralityVsInteractionRate"), centrality, interactionRate);

histos.fill(HIST("hInteractionRateVsOccupancy"), interactionRate, collisionOccupancy);

// __________________________________________
// perform main analysis
int nK0Shorts = 0;
Expand Down
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