[TOF] update matcher (#13621)

* [TOF] update matcher

* Update MatchInfoTOF.h

* Please consider the following formatting changes (#33)

* Update MatchInfoTOF.h

---------

Co-authored-by: ALICE Builder <alibuild@users.noreply.github.com>

Author: njacazio

DataFormats/Reconstruction/include/ReconstructionDataFormats/MatchInfoTOF.h

@@ -41,6 +41,12 @@ class MatchInfoTOF
   void setChi2(float chi2) { mChi2 = chi2; }
   float getChi2() const { return mChi2; }
 
+  void setHitPatternUpDown(bool v) { mHitUpDown = v; }
+  bool getHitPatternUpDown() const { return mHitUpDown; }
+
+  void setHitPatternLeftRight(bool v) { mHitLeftRight = v; }
+  bool getHitPatternLeftRight() const { return mHitLeftRight; }
+
   o2::track::TrackLTIntegral& getLTIntegralOut() { return mIntLT; }
   const o2::track::TrackLTIntegral& getLTIntegralOut() const { return mIntLT; }
   void print() const;
@@ -76,8 +82,11 @@ class MatchInfoTOF
   double mSignal = 0.0;              ///< TOF time in ps
   float mVz = 0.0;                   ///< Vz from TOF match
   int mChannel = -1;                 ///< channel
+  // Hit pattern information
+  bool mHitUpDown = false;    ///< hit pattern in TOF up-down
+  bool mHitLeftRight = false; ///< hit pattern in TOF left-right
 
-  ClassDefNV(MatchInfoTOF, 6);
+  ClassDefNV(MatchInfoTOF, 7);
 };
 } // namespace dataformats
 } // namespace o2

Detectors/GlobalTracking/src/MatchTOF.cxx

@@ -1556,7 +1556,7 @@ void MatchTOF::BestMatches(std::vector<o2::dataformats::MatchInfoTOFReco>& match
   int i = 0;
 
   // then we take discard the pairs if their track or cluster was already matched (since they are ordered in chi2, we will take the best matching)
-  for (const o2::dataformats::MatchInfoTOFReco& matchingPair : matchedTracksPairs) {
+  for (o2::dataformats::MatchInfoTOFReco& matchingPair : matchedTracksPairs) {
     int trkType = (int)matchingPair.getTrackType();
 
     int itrk = matchingPair.getIdLocal();
@@ -1610,6 +1610,24 @@ void MatchTOF::BestMatches(std::vector<o2::dataformats::MatchInfoTOFReco>& match
     matchedTracksIndex[trkType][itrk] = matchedTracks[trkTypeSplitted].size();              // index of the MatchInfoTOF correspoding to this track
     matchedClustersIndex[matchingPair.getTOFClIndex()] = matchedTracksIndex[trkType][itrk]; // index of the track that was matched to this cluster
 
+    // let's check if cluster has multiple-hits (noferini)
+    if (TOFClusWork[matchingPair.getTOFClIndex()].getNumOfContributingChannels() > 1) {
+      const auto& tofcl = TOFClusWork[matchingPair.getTOFClIndex()];
+      // has an additional hit Up or Down (Z-dir)
+      matchingPair.setHitPatternUpDown(tofcl.isAdditionalChannelSet(o2::tof::Cluster::kUp) ||
+                                       tofcl.isAdditionalChannelSet(o2::tof::Cluster::kUpLeft) ||
+                                       tofcl.isAdditionalChannelSet(o2::tof::Cluster::kUpRight) ||
+                                       tofcl.isAdditionalChannelSet(o2::tof::Cluster::kDown) ||
+                                       tofcl.isAdditionalChannelSet(o2::tof::Cluster::kDownLeft) ||
+                                       tofcl.isAdditionalChannelSet(o2::tof::Cluster::kDownRight));
+      // has an additional hit Left or Right (X-dir)
+      matchingPair.setHitPatternLeftRight(tofcl.isAdditionalChannelSet(o2::tof::Cluster::kLeft) ||
+                                          tofcl.isAdditionalChannelSet(o2::tof::Cluster::kDownLeft) ||
+                                          tofcl.isAdditionalChannelSet(o2::tof::Cluster::kUpLeft) ||
+                                          tofcl.isAdditionalChannelSet(o2::tof::Cluster::kRight) ||
+                                          tofcl.isAdditionalChannelSet(o2::tof::Cluster::kDownRight) ||
+                                          tofcl.isAdditionalChannelSet(o2::tof::Cluster::kUpRight));
+    }
     matchedTracks[trkTypeSplitted].push_back(matchingPair); // array of MatchInfoTOF
 
     // get fit info