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[PWGEM] Add the possibility to check ITS-TPC matching #17962

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Merged
feisenhu merged 1 commit into from
Sep 29, 2026
Merged

[PWGEM] Add the possibility to check ITS-TPC matching #17962

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4 changes: 4 additions & 0 deletions PWGEM/Dilepton/Tasks/createResolutionMapDerived.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,7 @@ struct createResolutionMapDerived {
Configurable<float> cfg_max_phiposition_track{"cfg_max_phiposition_track", 6.3, "max phi position for single track at certain radius"};
Configurable<bool> acceptOnlyCorrectMatch{"acceptOnlyCorrectMatch", false, "flag to accept only correct match between ITS and TPC"}; // this is only for MC study, as we don't know correct match in data.
Configurable<bool> acceptOnlyWrongMatch{"acceptOnlyWrongMatch", false, "flag to accept only wrong match between ITS and TPC"}; // this is only for MC study, as we don't know correct match in data.
Configurable<bool> acceptOnlyPhysicalPrimary{"acceptOnlyPhysicalPrimary", false, "flag to accept only Physical Primary electrons"};

Configurable<int> cfg_pid_scheme{"cfg_pid_scheme", static_cast<int>(DielectronCut::PIDSchemes::kTPChadrejORTOFreq), "pid scheme [kTOFreq : 0, kTPChadrej : 1, kTPChadrejORTOFreq : 2, kTPConly : 3, kTOFif = 4, kPIDML = 5]"};
Configurable<float> cfg_min_TPCNsigmaEl{"cfg_min_TPCNsigmaEl", -2.0, "min. TPC n sigma for electron inclusion"};
Expand Down Expand Up @@ -456,6 +457,9 @@ struct createResolutionMapDerived {
if (electroncuts.acceptOnlyWrongMatch && !o2::aod::pwgem::dilepton::utils::mcutil::hasFakeMatchITSTPC(track)) {
continue;
}
if (electroncuts.acceptOnlyPhysicalPrimary && !mcParticle.isPhysicalPrimary()) {
continue;
}

registry.fill(HIST("Electron/hPIDForTracking"), track.pidForTracking());
if (electroncuts.checkPIDForTracking && track.pidForTracking() != static_cast<uint32_t>(electroncuts.PartIdentifier)) {
Expand Down
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