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[PWGCF] correction of weightsfile #16850

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Merged
abilandz merged 2 commits into from
Jun 28, 2026
Merged

[PWGCF] correction of weightsfile #16850

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297dd8d
correction of weightsfile
Jun 28, 2026
683cead
fix for clang-format
Jun 28, 2026
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20 changes: 13 additions & 7 deletions PWGCF/MultiparticleCorrelations/Tasks/multiharmonicCorrelations.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -419,7 +419,6 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
return;
}
// Print current run number:
// LOGF(info, "Run number: %d", collision.bc().runNumber());
int currentRun = collision.bc().runNumber();
auto it = phih.histMap.find(currentRun);
auto histweight = wh.weightsmap.find(currentRun);
Expand Down Expand Up @@ -532,10 +531,16 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
it->second->Fill(phi);
}

if (cfUseWeights && histweight != wh.weightsmap.end())
weight = histweight->second->GetBinContent(histweight->second->FindBin(phi));
else
if (cfUseWeights) {
if (histweight != wh.weightsmap.end() && histweight->second) {
weight = histweight->second->GetBinContent(histweight->second->FindBin(phi));
} else {
LOG(warning) << "No weights found for run " << currentRun << ", using weight=1";
weight = 1;
}
} else {
weight = 1;
}

// ... and corresponding MC truth simulated:
// See https://github.com/AliceO2Group/O2Physics/blob/master/Tutorials/src/mcHistograms.cxx
Expand Down Expand Up @@ -573,9 +578,9 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
float wFour = Four(0, 0, 0, 0).Re();
float four32 = Four(3, 2, -3, -2).Re() / wFour;
float four42 = Four(4, 2, -4, -2).Re() / wFour;
float v22 = Two(2, -2) / wTwo;
float v32 = Two(3, -3) / wTwo;
float v42 = Two(4, -4) / wTwo;
float v22 = Two(2, -2).Re() / wTwo;
float v32 = Two(3, -3).Re() / wTwo;
float v42 = Two(4, -4).Re() / wTwo;
if (std::isnan(v22) || std::isnan(v32) || std::isnan(v42) || std::isnan(four32) || std::isnan(four42)) {
LOGF(info, "\033[1;31m%s std::isnan(v22) || std::isnan(v32) || std::isnan(v42) || std::isnan(four32) || std::isnan(four42)\033[0m", __FUNCTION__);
LOGF(error, "v22 = %f\nv32 = %f\nv42 = %f\nfour32=%f\nv42 = %f\n", v22, v32, v42, four32, four42);
Expand Down Expand Up @@ -802,6 +807,7 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
LOG(fatal) << "Failed to load weights for run " << run;
return;
}
histweights->SetName(Form("histWithEfficiencyCorrections_%d", run));
wh.fWeightsHistList->Add(histweights);
wh.weightsmap[run] = histweights;
}
Expand Down
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