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[PWGEM] PhotonMeson: Add signal loss task for mesons #18408

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[PWGEM] PhotonMeson: Add signal loss task for mesons #18408

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406de46
[PWGEM] PhotonMeson: Add signal loss task for mesons
Oct 21, 2026
1109b4a
implement comments from Marvin
Oct 22, 2026
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18 changes: 18 additions & 0 deletions PWGEM/PhotonMeson/DataModel/EventTables.h
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@
#include <Rtypes.h> // for BIT

#include <cstdint>
#include <string>
#include <vector>

namespace o2::aod
Expand Down Expand Up @@ -61,6 +62,23 @@ enum EventAcceptanceBits {
kSize
};

const std::vector<std::string> vecEventAccBitNames = {
"all",
"has MC coll",
"good zVtx",
"is FT0AND",
"No TFB",
"ITS ROFB",
"Same bunch Pileup",
"ZVtxFT0PV",
"No coll in time range",
"good track occi",
"Good FT0 occupancy",
"kTVXinEMC",
"Good centrality",
"Good RCT",
"Good Sel8"};

} // namespace pmevsel

namespace pmevent
Expand Down
4 changes: 4 additions & 0 deletions PWGEM/PhotonMeson/Tasks/CMakeLists.txt
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Expand Up @@ -221,3 +221,7 @@ o2physics_add_dpl_workflow(dilepton-effi-for-dalitz-skimmer
PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2Physics::PWGEMPhotonMesonCore
COMPONENT_NAME Analysis)

o2physics_add_dpl_workflow(meson-signal-loss
SOURCES mesonSignalLoss.cxx
PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore
COMPONENT_NAME Analysis)
23 changes: 4 additions & 19 deletions PWGEM/PhotonMeson/Tasks/eventNormalizationTask.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -43,25 +43,10 @@ struct EventNormalizationTask {
void init(InitContext& /*context*/)
{
// Names derived from EventAcceptance bits in EventTables.h
std::vector<std::string> vecLabelNames = {
"all",
"has MC coll",
"good zVtx",
"is FT0AND",
"No TFB",
"ITS ROFB",
"Same bunch Pileup",
"ZVtxFT0PV",
"No coll in time range",
"good track occi",
"Good FT0 occupancy",
"kTVXinEMC",
"Good centrality",
"Good RCT",
"Good Sel8"};
fRegistry.add("EventNormalization/hEventCounter", "Event Counter;category;#it{N}_{evt}", kTH1D, {{static_cast<int>(vecLabelNames.size()), -0.5, -0.5 + static_cast<int>(vecLabelNames.size())}}, false);
for (size_t i = 0; i < vecLabelNames.size(); ++i) {
fRegistry.get<TH1>(HIST("EventNormalization/hEventCounter"))->GetXaxis()->SetBinLabel(i + 1, vecLabelNames[i].c_str());

fRegistry.add("EventNormalization/hEventCounter", "Event Counter;category;#it{N}_{evt}", kTH1D, {{static_cast<int>(o2::aod::pmevsel::vecEventAccBitNames.size()), -0.5, -0.5 + static_cast<int>(o2::aod::pmevsel::vecEventAccBitNames.size())}}, false);
for (size_t i = 0; i < o2::aod::pmevsel::vecEventAccBitNames.size(); ++i) {
fRegistry.get<TH1>(HIST("EventNormalization/hEventCounter"))->GetXaxis()->SetBinLabel(i + 1, o2::aod::pmevsel::vecEventAccBitNames[i].c_str());
}
}

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