processElectronMuonSkimmed: remove the prefilter-selection

Author: Shunsuke-Kurita

PWGDQ/Tasks/tableReader_withAssoc.cxx

@@ -1323,6 +1323,7 @@ struct AnalysisSameEventPairing {
   NoBinningPolicy<aod::dqanalysisflags::MixingHash> hashBin;
 
   Preslice<soa::Join<aod::ReducedTracksAssoc, aod::BarrelTrackCuts, aod::Prefilter>> trackAssocsPerCollision = aod::reducedtrack_association::reducedeventId;
+  Preslice<soa::Join<aod::ReducedTracksAssoc, aod::BarrelTrackCuts>> trackEmuAssocsPerCollision = aod::reducedtrack_association::reducedeventId;
   Preslice<soa::Join<aod::ReducedMuonsAssoc, aod::MuonTrackCuts>> muonAssocsPerCollision = aod::reducedtrack_association::reducedeventId;
 
   void init(o2::framework::InitContext& context)
@@ -2307,7 +2308,7 @@ struct AnalysisSameEventPairing {
       // Custom combination policy
       for (auto& [a1, a2] : o2::soa::combinations(soa::CombinationsFullIndexPolicy(groupedAssocs1, groupedAssocs2))) {
         if (!(a1.isBarrelSelected_raw() & fTrackFilterMask)) continue;
-        if (!a1.isBarrelSelectedPrefilter_raw()) continue;
+        // if (!a1.isBarrelSelectedPrefilter_raw()) continue;
         if (!(a2.isMuonSelected_raw() & fMuonFilterMask)) continue;
 
         auto t1 = a1.template reducedtrack_as<TTracks>();
@@ -2446,7 +2447,7 @@ struct AnalysisSameEventPairing {
                                   soa::Join<aod::ReducedTracksAssoc, aod::BarrelTrackCuts, aod::Prefilter> const& barrelAssocs, MyBarrelTracksWithCovWithAmbiguities const& barrelTracks,
                                   soa::Join<aod::ReducedMuonsAssoc, aod::MuonTrackCuts> const& muonAssocs, MyMuonTracksWithCovWithAmbiguities const& muons)
   {
-    runEmuSameEventPairing<true, VarManager::kElectronMuon, gkEventFillMapWithCov, gkTrackFillMapWithCov, gkMuonFillMapWithCov>(events, trackAssocsPerCollision, barrelAssocs, barrelTracks, muonAssocsPerCollision, muonAssocs, muons);
+    runEmuSameEventPairing<true, VarManager::kElectronMuon, gkEventFillMapWithCov, gkTrackFillMapWithCov, gkMuonFillMapWithCov>(events, trackEmuAssocsPerCollision, barrelAssocs, barrelTracks, muonAssocsPerCollision, muonAssocs, muons);
   }
 
   void processMixingAllSkimmed(soa::Filtered<MyEventsHashSelected>& events,