Reset ITS track user field on output

Author: shahor02

Detectors/GlobalTracking/src/MatchTPCITS.cxx

@@ -683,6 +683,7 @@ bool MatchTPCITS::prepareITSData()
       if (mMCTruthON) {
         mITSLblWork.emplace_back(mITSTrkLabels[it]);
       }
+      trc.setUserField(0);
       // cache work track index
       int sector = o2::math_utils::angle2Sector(trc.getAlpha());
       mITSSectIndexCache[sector].push_back(nWorkTracks);
@@ -1329,7 +1330,6 @@ bool MatchTPCITS::refitTrackTPCITS(int iTPC, int& iITS, pmr::vector<o2::dataform
   iITS = tpcMatchRec.partnerID;
   const auto& tITS = mITSWork[iITS];
   const auto& itsTrOrig = mITSTracksArray[tITS.sourceID];
-
   auto& trfit = matchedTracks.emplace_back(tTPC, tITS); // create a copy of TPC track at xRef
   trfit.getParamOut().setUserField(0);                  // reset eventual clones flag
   // in continuos mode the Z of TPC track is meaningless, unless it is CE crossing

Detectors/ITSMFT/ITS/workflow/src/TrackerSpec.cxx

@@ -299,6 +299,8 @@ void TrackerDPL::run(ProcessingContext& pc)
       // Some conversions that needs to be moved in the tracker internals
       for (unsigned int iTrk{0}; iTrk < tracks.size(); ++iTrk) {
         auto& trc{tracks[iTrk]};
+        trc.setUserField(0);
+        trc.getParamOut().setUserField(0);
         trc.setFirstClusterEntry(allClusIdx.size()); // before adding tracks, create final cluster indices
         int ncl = trc.getNumberOfClusters(), nclf = 0;
         for (int ic = TrackITSExt::MaxClusters; ic--;) { // track internally keeps in->out cluster indices, but we want to store the references as out->in!!!