From f01d906934573d62976928710296bcdbd2ac7fd1 Mon Sep 17 00:00:00 2001
From: hristov <hristov@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Fri, 30 Nov 2012 17:18:49 +0000
Subject: [PATCH] Matching with a TPC track for clean-up (Jochen)

---
 STEER/ESD/AliESDTrdTrack.cxx | 13 ++++++++++++-
 STEER/ESD/AliESDTrdTrack.h   |  8 +++++++-
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/STEER/ESD/AliESDTrdTrack.cxx b/STEER/ESD/AliESDTrdTrack.cxx
index 8a515dd20d7..60fe0196587 100644
--- a/STEER/ESD/AliESDTrdTrack.cxx
+++ b/STEER/ESD/AliESDTrdTrack.cxx
@@ -43,6 +43,7 @@ AliESDTrdTrack::AliESDTrdTrack():
   fFlags(0),
   fFlagsTiming(0),
   fReserved(0),
+  fTrackMatch(),
   fLabel(-1)
 {
   //
@@ -65,6 +66,7 @@ AliESDTrdTrack::AliESDTrdTrack(const AliESDTrdTrack& track):
   fFlags(track.fFlags),
   fFlagsTiming(track.fFlagsTiming),
   fReserved(track.fReserved),
+  fTrackMatch(track.fTrackMatch),
   fLabel(track.fLabel)
 {
   //
@@ -88,8 +90,17 @@ AliESDTrdTrack& AliESDTrdTrack::operator=(const AliESDTrdTrack& track)
   if (this == &track)
     return *this;
   TObject::operator=(track);
-  fLabel        = track.fLabel;
   fSector       = track.fSector;
+  fStack        = track.fStack;
+  fA            = track.fA;
+  fB            = track.fB;
+  fC            = track.fC;
+  fPID          = track.fPID;
+  fLayerMask    = track.fLayerMask;
+  fFlags        = track.fFlags;
+  fFlagsTiming  = track.fFlagsTiming;
+  fReserved     = track.fReserved;
+  fLabel        = track.fLabel;
   for (Int_t iLayer = 0; iLayer < 6; iLayer++) {
     fTrackletIndex[iLayer] = track.fTrackletIndex[iLayer];
     fTrackletRefs[iLayer] = track.fTrackletRefs[iLayer];
diff --git a/STEER/ESD/AliESDTrdTrack.h b/STEER/ESD/AliESDTrdTrack.h
index 35123fccd54..67ec5775609 100644
--- a/STEER/ESD/AliESDTrdTrack.h
+++ b/STEER/ESD/AliESDTrdTrack.h
@@ -11,6 +11,7 @@
 #include "TRef.h"
 
 #include "AliESDTrdTracklet.h"
+#include "AliESDtrack.h"
 
 class AliESDTrdTrack : public TObject {
 
@@ -46,6 +47,7 @@ class AliESDTrdTrack : public TObject {
 
   AliESDTrdTracklet* GetTracklet(Int_t idx) const
     { return (GetLayerMask() & (1<<idx)) ? (AliESDTrdTracklet*) ((fTrackletRefs[idx]).GetObject()) : 0x0; }
+  AliESDtrack* GetTrackMatch() const { return (AliESDtrack*) fTrackMatch.GetObject(); }
 
   void SetA(Int_t a)            { fA = a; }
   void SetB(Int_t b)            { fB = b; }
@@ -62,6 +64,7 @@ class AliESDTrdTrack : public TObject {
   void SetTrackletIndex(const Char_t idx, const Int_t layer) { fTrackletIndex[layer] = idx; }
 
   void AddTrackletReference(AliESDTrdTracklet* trkl, Int_t layer) { fTrackletRefs[layer] = trkl; }
+  void SetTrackMatchReference(AliESDtrack *trk) { fTrackMatch = trk; }
 
   Bool_t IsSortable() const  { return kTRUE; }
   Int_t Compare(const TObject* obj) const;
@@ -88,9 +91,12 @@ class AliESDTrdTrack : public TObject {
 
   TRef fTrackletRefs[fgkNlayers];         // references to contributing tracklets
 
+  TRef fTrackMatch;                       // reference to matched global track
+					  // to reject TRD tracks from late conversions
+
   Int_t fLabel;				  // Track label
 
-  ClassDef(AliESDTrdTrack,5)
+  ClassDef(AliESDTrdTrack,6)
 };
 
 #endif
-- 
2.43.0