From 522fdd917f9ae07051eb9c203587f8680508899c Mon Sep 17 00:00:00 2001
From: lietava <lietava@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Thu, 2 Jul 2009 08:50:58 +0000
Subject: [PATCH] Trigger scalers added to ESD header.

---
 STEER/AliReconstruction.cxx | 33 +++++++++++++++++++++++++++++++++
 STEER/AliReconstruction.h   |  7 +++++--
 2 files changed, 38 insertions(+), 2 deletions(-)

diff --git a/STEER/AliReconstruction.cxx b/STEER/AliReconstruction.cxx
index 194b3a44f24..f5ea2d1e35c 100644
--- a/STEER/AliReconstruction.cxx
+++ b/STEER/AliReconstruction.cxx
@@ -230,6 +230,7 @@ AliReconstruction::AliReconstruction(const char* gAliceFilename) :
   fUseHLTData(),
   fRunInfo(NULL),
   fEventInfo(),
+  fRunScalers(NULL),
 
   fRunLoader(NULL),
   fRawReader(NULL),
@@ -326,6 +327,7 @@ AliReconstruction::AliReconstruction(const AliReconstruction& rec) :
   fUseHLTData(rec.fUseHLTData),
   fRunInfo(NULL),
   fEventInfo(),
+  fRunScalers(NULL),
 
   fRunLoader(NULL),
   fRawReader(NULL),
@@ -444,6 +446,10 @@ AliReconstruction& AliReconstruction::operator = (const AliReconstruction& rec)
 
   fEventInfo                     = rec.fEventInfo;
 
+  delete fRunScalers; fRunScalers = NULL;
+  if (rec.fRunScalers) fRunScalers = new AliTriggerRunScalers(*rec.fRunScalers); 
+
+  
   fRunLoader       = NULL;
   fRawReader       = NULL;
   fParentRawReader = NULL;
@@ -518,6 +524,7 @@ AliReconstruction::~AliReconstruction()
     delete fListOfCosmicTriggers;
   }
   delete fGRPData;
+  delete fRunScalers;
   fOptions.Delete();
   if (fAlignObjArray) {
     fAlignObjArray->Delete();
@@ -1202,7 +1209,21 @@ Bool_t AliReconstruction::LoadCDB()
   }
   return kTRUE;
 }
+//_____________________________________________________________________________
+Bool_t AliReconstruction::LoadTriggerScalersCDB()
+{
+  AliCodeTimerAuto("");
+
+  AliCDBEntry* entry = AliCDBManager::Instance()->Get("GRP/CTP/Scalers");
 
+  if (entry) { 
+   
+       AliInfo("Found an AliTriggerRunScalers in GRP/CTP/Scalers, reading it");
+       fRunScalers = dynamic_cast<AliTriggerRunScalers*> (entry->GetObject());
+       entry->SetOwner(0);
+  }
+  return kTRUE;
+}
 //_____________________________________________________________________________
 Bool_t AliReconstruction::Run(const char* input)
 {
@@ -2565,6 +2586,18 @@ Bool_t AliReconstruction::FillTriggerESD(AliESDEvent*& esd)
 
   // Here one has to add the filling interaction records
   }
+  //Scalers
+  if(fRunScalers){
+     //AliTimeStamp* timestamp = new AliTimeStamp(esd->GetOrbitNumber(), esd->GetPeriodNumber(), esd->GetBunchCrossNumber());
+     AliTimeStamp* timestamp = new AliTimeStamp(14322992, 5, (ULong64_t)486238);
+     AliESDHeader* esdheader = fesd->GetHeader();
+     for(Int_t i=0;i<50;i++){
+        if((1<<i) & esd->GetTriggerMask()){
+          AliTriggerScalersESD* scalesd = fRunScalers->GetScalersForEventClass( timestamp, i);
+          esdheader->SetTriggerScalersRecord(scalesd);
+        }
+     }
+  }
   return kTRUE;
 }
 
diff --git a/STEER/AliReconstruction.h b/STEER/AliReconstruction.h
index a9330c8de33..e8724ba5579 100644
--- a/STEER/AliReconstruction.h
+++ b/STEER/AliReconstruction.h
@@ -43,9 +43,11 @@ class AliDetectorRecoParam;
 class AliRunInfo;
 class AliGRPObject;
 class THashTable;
+class AliTriggerRunScalers;
 #include "AliQAv1.h"
 #include "AliEventInfo.h"
 #include "AliRecoParam.h"
+#include "AliTriggerRunScalers.h"
 
 class AliReconstruction: public TSelector {
 public:
@@ -168,6 +170,7 @@ private:
   void           SetCDBLock();
   Bool_t         SetRunNumberFromData();
   Bool_t         LoadCDB();
+  Bool_t         LoadTriggerScalersCDB();
   Bool_t         RunLocalEventReconstruction(const TString& detectors);
   Bool_t         RunVertexFinder(AliESDEvent*& esd);
   Bool_t         RunHLTTracking(AliESDEvent*& esd);
@@ -242,7 +245,7 @@ private:
   TString        fUseHLTData;        // Detectors for which the HLT data is used as input
   AliRunInfo*    fRunInfo;            // an object which contains essential global conditions information
   AliEventInfo   fEventInfo;          // an object which contains essential event information
-
+  AliTriggerRunScalers* fRunScalers;  // an object which contains the trigger counters for xsection
   AliRunLoader*  fRunLoader;          //! current run loader object
   AliRawReader*  fRawReader;          //! current raw data reader
   AliRawReader*  fParentRawReader;    //! parent raw data reader in case of AliRawReaderHLT
@@ -296,7 +299,7 @@ private:
 
   TTree*              fChain;      //! The raw-data chain in case of AliRawReaderChain
 
-  ClassDef(AliReconstruction, 33)      // class for running the reconstruction
+  ClassDef(AliReconstruction, 34)      // class for running the reconstruction
 };
 
 #endif
-- 
2.39.3