From: cvetan <cvetan@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Wed, 22 Jul 2009 11:11:44 +0000 (+0000)
Subject: Follow up of r33878. Propagation of event-info object to the trackers.
X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=commitdiff_plain;h=1f26f3e7e7143ad9601ceae959bd7c922cd50606

Follow up of r33878. Propagation of event-info object to the trackers.
---

diff --git a/STEER/AliReconstruction.cxx b/STEER/AliReconstruction.cxx
index 176980e2539..d9628df3251 100644
--- a/STEER/AliReconstruction.cxx
+++ b/STEER/AliReconstruction.cxx
@@ -1918,6 +1918,7 @@ Bool_t AliReconstruction::ProcessEvent(Int_t iEvent)
 	fReconstructor[iDet]->SetRecoParam(NULL);
 	fReconstructor[iDet]->SetEventInfo(NULL);
       }
+      if (fTracker[iDet]) fTracker[iDet]->SetEventInfo(NULL);
     }
 	
   if (fRunQA || fRunGlobalQA) 
@@ -2347,7 +2348,16 @@ Bool_t AliReconstruction::RunTracking(AliESDEvent*& esd)
 
   AliInfo("running tracking");
 
-  
+  // Set the event info which is used
+  // by the trackers in order to obtain
+  // information about read-out detectors,
+  // trigger etc.
+  AliDebug(1, "Setting event info");
+  for (Int_t iDet = 0; iDet < kNDetectors; iDet++) {
+    if (!fTracker[iDet]) continue;
+    fTracker[iDet]->SetEventInfo(&fEventInfo);
+  }
+
   //Fill the ESD with the T0 info (will be used by the TOF) 
   if (fReconstructor[11] && fLoader[11]) {
     fLoader[11]->LoadRecPoints("READ");
diff --git a/STEER/AliTracker.cxx b/STEER/AliTracker.cxx
index 37b65e6d749..269f15ff08f 100644
--- a/STEER/AliTracker.cxx
+++ b/STEER/AliTracker.cxx
@@ -48,7 +48,8 @@ AliTracker::AliTracker():
   fZ(0),
   fSigmaX(0.005),
   fSigmaY(0.005),
-  fSigmaZ(0.010) 
+  fSigmaZ(0.010),
+  fEventInfo(NULL)
 {
   //--------------------------------------------------------------------
   // The default constructor.
@@ -65,7 +66,8 @@ AliTracker::AliTracker(const AliTracker &atr):
   fZ(atr.fZ),
   fSigmaX(atr.fSigmaX),
   fSigmaY(atr.fSigmaY),
-  fSigmaZ(atr.fSigmaZ)
+  fSigmaZ(atr.fSigmaZ),
+  fEventInfo(atr.fEventInfo)
 {
   //--------------------------------------------------------------------
   // The default constructor.
diff --git a/STEER/AliTracker.h b/STEER/AliTracker.h
index a9127285f99..ca5c8d5ac8b 100644
--- a/STEER/AliTracker.h
+++ b/STEER/AliTracker.h
@@ -25,6 +25,7 @@ class AliESDtrack;
 class AliExternalTrackParam;
 class AliTrackPoint;
 class AliKalmanTrack;
+class AliEventInfo;
 class AliTracker : public TObject {
 public:
   AliTracker();
@@ -79,6 +80,9 @@ public:
   static void SetResidualsArray(TObjArray **arr) { fResiduals=arr; }
   static TObjArray ** GetResidualsArray() { return fResiduals; }
 
+  void                SetEventInfo(AliEventInfo *evInfo) {fEventInfo = evInfo;}
+  const AliEventInfo* GetEventInfo() const {return fEventInfo;}
+
 protected:
   AliTracker(const AliTracker &atr);
 private:
@@ -95,8 +99,9 @@ private:
   Double_t fSigmaZ; // error of the primary vertex position in Z
   
   static AliRecoParam::EventSpecie_t fEventSpecie ; //! event specie, see AliRecoParam
+  AliEventInfo*                      fEventInfo;    //! pointer to the event info object
   
-  ClassDef(AliTracker,4) //abstract tracker
+  ClassDef(AliTracker,5) //abstract tracker
 };
 
 //__________________________________________________________________________