Add current TS index to the CbmTsEvenHeader

core/data/CbmTsEventHeader.h

@@ -21,6 +21,8 @@ public:
   /** Default destructor */
   virtual ~CbmTsEventHeader() {};
 
+  /** Get the Start time of the this Timeslice linked to this event header*/
+  uint64_t GetTsIndex() { return fTsIndex; }
   /** Get the Start time of the this Timeslice linked to this event header*/
   uint64_t GetTsStartTime() { return fTsStartTime; }
 
@@ -50,10 +52,14 @@ public:
   /** @brief Set the number of digis in this Ts */
   void SetNDigisTrd2D(ULong64_t value) { fNDigisTrd2D = value; }
 
+  /** @brief Set the Ts Start Time @param value Start time of the TS */
+  void SetTsIndex(uint32_t value) { fTsIndex = value; }
   /** @brief Set the Ts Start Time @param value Start time of the TS */
   void SetTsStartTime(uint64_t value) { fTsStartTime = value; }
 
 protected:
+  /** Timeslice index */
+  uint64_t fTsIndex = 0;
   /** Timeslice start time */
   uint64_t fTsStartTime = 0;
 
@@ -70,6 +76,6 @@ protected:
   /** @brief nDigis in "this" timeslice measured by the TOF */
   ULong64_t fNDigisTof = 0;
 
-  ClassDef(CbmTsEventHeader, 3)
+  ClassDef(CbmTsEventHeader, 4)
 };
 #endif

reco/steer/CbmRecoUnpack.cxx

@@ -238,6 +238,7 @@ void CbmRecoUnpack::Unpack(unique_ptr<Timeslice> ts)
   // Prepare timeslice
   const fles::Timeslice& timeslice = *ts;
 
+  fCbmTsEventHeader->SetTsIndex(ts->index());
   fCbmTsEventHeader->SetTsStartTime(ts->start_time());
 
   uint64_t nComponents = ts->num_components();