Added offline and onlide validation for new T0 triggers (code from Alla, adapted...

diff --git a/ANALYSIS/AliPhysicsSelection.cxx b/ANALYSIS/AliPhysicsSelection.cxx
index 7377059aec80a0201fa6248bc4b3853bf9457812..47b785afd9fda3ad24ccb964ba79382588e5ba88 100644 (file)
--- a/ANALYSIS/AliPhysicsSelection.cxx
+++ b/ANALYSIS/AliPhysicsSelection.cxx
@@ -504,6 +504,9 @@ UInt_t AliPhysicsSelection::IsCollisionCandidate(const AliESDEvent* aEsd)
       Bool_t v0ABG = fSkipV0 ? 0 : triggerAnalysis->EvaluateTrigger(aEsd, (AliTriggerAnalysis::Trigger) (AliTriggerAnalysis::kOfflineFlag | AliTriggerAnalysis::kV0ABG));
       Bool_t v0CBG = fSkipV0 ? 0 : triggerAnalysis->EvaluateTrigger(aEsd, (AliTriggerAnalysis::Trigger) (AliTriggerAnalysis::kOfflineFlag | AliTriggerAnalysis::kV0CBG));
       Bool_t v0BG = v0ABG || v0CBG;
+      Bool_t t0       = triggerAnalysis->EvaluateTrigger(aEsd, (AliTriggerAnalysis::Trigger) (AliTriggerAnalysis::kOfflineFlag | AliTriggerAnalysis::kT0    ));
+      Bool_t t0BG     = triggerAnalysis->EvaluateTrigger(aEsd, (AliTriggerAnalysis::Trigger) (AliTriggerAnalysis::kOfflineFlag | AliTriggerAnalysis::kT0BG    ));
+      Bool_t t0PileUp = triggerAnalysis->EvaluateTrigger(aEsd, (AliTriggerAnalysis::Trigger) (AliTriggerAnalysis::kOfflineFlag | AliTriggerAnalysis::kT0Pileup));
 
       // fmd
       // Bool_t fmdA = triggerAnalysis->EvaluateTrigger(aEsd, (AliTriggerAnalysis::Trigger) (AliTriggerAnalysis::kOfflineFlag | AliTriggerAnalysis::kFMDA));
@@ -584,6 +587,14 @@ UInt_t AliPhysicsSelection::IsCollisionCandidate(const AliESDEvent* aEsd)
        if (v0CBG)
          fHistStatistics[iHistStat]->Fill(kStatV0CBG, i);
 
+       // T0 stats
+       if(t0)
+         fHistStatistics[iHistStat]->Fill(kStatT0BB,     i);
+       if(t0BG)
+         fHistStatistics[iHistStat]->Fill(kStatT0BG,     i);
+       if(t0PileUp)
+         fHistStatistics[iHistStat]->Fill(kStatT0PileUp, i);
+
        // mb 1
        if (mb1)
          fHistStatistics[iHistStat]->Fill(kStatMB1, i);
@@ -1087,7 +1098,7 @@ TH2F * AliPhysicsSelection::BookHistStatistics(const char * tag) {
 #else
   Int_t extrarows = fComputeBG != 0 ? 6 : 0;
 #endif
-  TH2F * h = new TH2F(Form("fHistStatistics%s",tag), Form("fHistStatistics - %s ;;",tag), kStatAcceptedPileUp, 0.5, kStatAcceptedPileUp+0.5, count+extrarows, -0.5, -0.5 + count+extrarows);
+  TH2F * h = new TH2F(Form("fHistStatistics%s",tag), Form("fHistStatistics - %s ;;",tag), kStatAccepted, 0.5, kStatAccepted+0.5, count+extrarows, -0.5, -0.5 + count+extrarows);
 
   h->GetXaxis()->SetBinLabel(kStatTriggerClass,  "Trigger class");
   h->GetXaxis()->SetBinLabel(kStatHWTrig,       "Hardware trigger");
@@ -1096,6 +1107,9 @@ TH2F * AliPhysicsSelection::BookHistStatistics(const char * tag) {
   h->GetXaxis()->SetBinLabel(kStatFO2L1,         "FO (L1) >= 2");
   h->GetXaxis()->SetBinLabel(kStatV0A,          "V0A");
   h->GetXaxis()->SetBinLabel(kStatV0C,          "V0C");
+  h->GetXaxis()->SetBinLabel(kStatT0BB,                 "T0");
+  h->GetXaxis()->SetBinLabel(kStatT0BG,                 "T0BG");
+  h->GetXaxis()->SetBinLabel(kStatT0PileUp,      "T0 PileUp");
   h->GetXaxis()->SetBinLabel(kStatLaserCut,      "TPC Laser Wup Cut");
   h->GetXaxis()->SetBinLabel(kStatV0ABG,        "V0A BG");
   h->GetXaxis()->SetBinLabel(kStatV0CBG,        "V0C BG");
@@ -1110,8 +1124,8 @@ TH2F * AliPhysicsSelection::BookHistStatistics(const char * tag) {
   h->GetXaxis()->SetBinLabel(kStatOffline,      "Offline Trigger");
   //h->GetXaxis()->SetBinLabel(kStatAny2Hits,   "2 Hits & !V0 BG");
   h->GetXaxis()->SetBinLabel(kStatBG,           "Background identification");
-  h->GetXaxis()->SetBinLabel(kStatAccepted,      "Accepted");
   h->GetXaxis()->SetBinLabel(kStatAcceptedPileUp, "Pile up (in accepted)");
+  h->GetXaxis()->SetBinLabel(kStatAccepted,      "Accepted");
 
 
   Int_t n = 1;

diff --git a/ANALYSIS/AliPhysicsSelection.h b/ANALYSIS/AliPhysicsSelection.h
index cdb5b5a57ef410aee171b99d88cd2d68f218520d..ee068a84ccce19eda0151745fbf8f0108732117f 100644 (file)
--- a/ANALYSIS/AliPhysicsSelection.h
+++ b/ANALYSIS/AliPhysicsSelection.h
@@ -41,7 +41,7 @@ class AliPhysicsSelection : public AliAnalysisCuts
 public:
 
 public:
-  enum {kStatTriggerClass=1,kStatHWTrig,kStatV0ABG,kStatV0CBG,kStatMB1,kStatMB1Prime,kStatLaserCut,kStatFO1,kStatFO2,kStatFO2L1,kStatV0A,kStatV0C,kStatZDCA,kStatZDCC,kStatZDCAC,kStatZDCTime,kStatV0,kStatOffline,kStatBG,kStatAccepted, kStatAcceptedPileUp};
+  enum {kStatTriggerClass=1,kStatHWTrig,kStatV0ABG,kStatV0CBG,kStatMB1,kStatMB1Prime,kStatLaserCut,kStatFO1,kStatFO2,kStatFO2L1,kStatV0A,kStatV0C, kStatT0BB, kStatT0BG, kStatT0PileUp, kStatZDCA,kStatZDCC,kStatZDCAC,kStatZDCTime,kStatV0,kStatOffline,kStatBG, kStatAcceptedPileUp, kStatAccepted};
 
 #ifdef VERBOSE_STAT
   enum {kStatRowAllB=0, kStatRowAllAC, kStatRowAllE, kStatRowBG,kStatRowAcc,kStatRowBGFrac,kStatRowAccFrac,kStatRowErrGoodFrac,kStatRowGoodFrac,kStatRowErrGood,kStatRowGood}; // offset wrt fBGStatOffset

diff --git a/ANALYSIS/AliTriggerAnalysis.cxx b/ANALYSIS/AliTriggerAnalysis.cxx
index 5eac4f6db98fd70d50dc12a0a2ed3bd98174e6f3..0c9ad6b795280112edc98de7c2cc942863f978ed 100644 (file)
--- a/ANALYSIS/AliTriggerAnalysis.cxx
+++ b/ANALYSIS/AliTriggerAnalysis.cxx
@@ -80,6 +80,7 @@ AliTriggerAnalysis::AliTriggerAnalysis() :
   fHistFMDC(0),   
   fHistFMDSingle(0),
   fHistFMDSum(0),
+  fHistT0(0),
   fTriggerClasses(0),
   fMC(kFALSE),
   fEsdTrackCuts(0),
@@ -167,6 +168,12 @@ AliTriggerAnalysis::~AliTriggerAnalysis()
     fHistFMDSum = 0;
   }
 
+  if (fHistT0)
+  {
+    delete fHistT0;
+    fHistT0 = 0;
+  }
+
   if (fTriggerClasses)
   {
     fTriggerClasses->DeleteAll();
@@ -203,6 +210,7 @@ void AliTriggerAnalysis::EnableHistograms()
   fHistFMDC = new TH1F("fHistFMDC", "FMDC;combinations above threshold;events", 102, -1.5, 100.5);
   fHistFMDSingle = new TH1F("fHistFMDSingle", "FMD single;multiplicity value;counts", 1000, 0, 10);
   fHistFMDSum = new TH1F("fHistFMDSum", "FMD sum;multiplicity value;counts", 1000, 0, 10);
+  fHistT0 = new TH1F("fHistT0", "T0;time (ns);events", 100, -25, 25);
   
   fTriggerClasses = new TMap;
   fTriggerClasses->SetOwner();
@@ -399,6 +407,28 @@ Int_t AliTriggerAnalysis::EvaluateTrigger(const AliESDEvent* aEsd, Trigger trigg
         decision = 1;
       break;
     }
+    case kT0:
+    {
+      if (T0Trigger(aEsd, !offline) == kT0BB)
+        decision = 1;
+      break;
+    }
+    case kT0BG:
+    {
+      if (!offline)
+        AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
+      if (T0Trigger(aEsd, !offline) == kT0DecBG)
+        decision = 1;
+      break;
+    }
+    case kT0Pileup:
+    {
+      if (!offline)
+        AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
+      if (T0Trigger(aEsd, !offline) == kT0DecPileup)
+        decision = 1;
+      break;
+    }
     case kZDCA:
     {
       if (!offline)
@@ -858,6 +888,7 @@ void AliTriggerAnalysis::FillHistograms(const AliESDEvent* aEsd)
   
   V0Trigger(aEsd, kASide, kFALSE, kTRUE);
   V0Trigger(aEsd, kCSide, kFALSE, kTRUE);
+  T0Trigger(aEsd, kFALSE, kTRUE);
   ZDCTDCTrigger(aEsd,kASide,kFALSE,kFALSE,kTRUE);
   ZDCTimeTrigger(aEsd,kTRUE);
   IsSPDClusterVsTrackletBG(aEsd, kTRUE);
@@ -1442,7 +1473,7 @@ Long64_t AliTriggerAnalysis::Merge(TCollection* list)
   TObject* obj;
 
   // collections of all histograms
-  const Int_t nHists = 13;
+  const Int_t nHists = 14;
   TList collections[nHists];
 
   Int_t count = 0;
@@ -1466,6 +1497,7 @@ Long64_t AliTriggerAnalysis::Merge(TCollection* list)
     collections[n++].Add(entry->fHistBitsSPD);
     collections[n++].Add(entry->fHistFiredBitsSPD);
     collections[n++].Add(entry->fHistSPDClsVsTrk);
+    collections[n++].Add(entry->fHistT0);
 
     // merge fTriggerClasses
     TIterator* iter2 = entry->fTriggerClasses->MakeIterator();
@@ -1511,6 +1543,7 @@ Long64_t AliTriggerAnalysis::Merge(TCollection* list)
   fHistBitsSPD->Merge(&collections[n++]);
   fHistFiredBitsSPD->Merge(&collections[n++]);
   fHistSPDClsVsTrk->Merge(&collections[n++]);
+  fHistT0->Merge(&collections[n++]);
   delete iter;
 
   return count+1;
@@ -1553,6 +1586,8 @@ void AliTriggerAnalysis::SaveHistograms() const
   else Printf("Cannot save fHistFMDSum");
   if (fSPDGFOEfficiency) fSPDGFOEfficiency->Write("fSPDGFOEfficiency");
   if (fHistSPDClsVsTrk) fHistSPDClsVsTrk->Write("fHistSPDClsVsTrk");
+  if (fHistT0) fHistT0->Write("fHistT0");
+
   //  else Printf("Cannot save fSPDGFOEfficiency");
   
   fTriggerClasses->Write("fTriggerClasses", TObject::kSingleKey);
@@ -1608,3 +1643,46 @@ void AliTriggerAnalysis::PrintTriggerClasses() const
 }
 
 
+//----------------------------------------------------------------------------------------------------
+AliTriggerAnalysis::T0Decision AliTriggerAnalysis::T0Trigger(const AliESDEvent* aEsd, Bool_t online, Bool_t fillHists) 
+{
+  // Returns the T0 TVDC trigger decision
+  //  
+  // argument 'online' is used as a switch between online and offline trigger algorithms
+  // in online mode return 0TVX 
+  // in offline mode in addition check pile-up and background :
+  // pile-up readed from ESD: check if TVDC (0TVX module name) has more 1 hit;
+  // backgroud flag readed from ESD : check in given time interval OrA and OrC were correct but TVDC not  
+  // 
+  // Based on an algorithm by Alla Maevskaya 
+
+  const AliESDTZERO* esdT0 = aEsd->GetESDTZERO();
+  if (!esdT0)
+  {
+    AliError("AliESDTZERO not available");
+    return kT0Invalid;
+  }
+  //????  AliDebug(2,Form("In T0Trigger: %f %f",esdV0->GetV0ATime(),esdV0->GetV0CTime()));
+  Float_t  tvdc[5] ;
+  for (Int_t ii=0; ii<5; ii++)
+    tvdc[ii] = esdT0->GetTVDC(ii);
+  Int_t trig=esdT0->GetT0Trig();
+  //  cout<<" T0 trig "<<trig<<endl;   
+
+  if(fillHists) fHistT0->Fill(tvdc[0]);
+    
+  if (online) {
+    if(trig&1) return  kT0BB;
+  }
+  else {
+  
+    if (tvdc[0]>-5 && tvdc[0]<5 && tvdc[0] != 0) return kT0BB; 
+    if (esdT0->GetPileupFlag()) return kT0DecPileup;
+    if (esdT0->GetBackgroundFlag()) return kT0DecBG;
+  }
+
+  if (fMC)
+    if( esdT0->GetT0zVertex()>-10 && esdT0->GetT0zVertex() < 10) return kT0BB; 
+ 
+  return kT0Empty;
+}

diff --git a/ANALYSIS/AliTriggerAnalysis.h b/ANALYSIS/AliTriggerAnalysis.h
index 6e6c26cdc9395b16d6a2002060ed06bfc9ef6cfe..30cbf964231e35fb4b4b0da2bd128067a36cabdc 100644 (file)
--- a/ANALYSIS/AliTriggerAnalysis.h
+++ b/ANALYSIS/AliTriggerAnalysis.h
@@ -28,10 +28,11 @@ class AliTriggerAnalysis : public TObject
     enum Trigger { kAcceptAll = 1, kMB1 = 2, kMB2, kMB3, kSPDGFO, kSPDGFOBits, kV0A, kV0C, kV0OR, kV0AND, 
                   kV0ABG, kV0CBG, kZDC, kZDCA, kZDCC, kFMDA, kFMDC, kFPANY, kNSD1, kMB1Prime, 
                   kSPDGFOL0, kSPDGFOL1, kZDCTDCA, kZDCTDCC, kZDCTime, kCTPV0A, kCTPV0C, kTPCLaserWarmUp, kSPDClsVsTrkBG,
-                  kCentral,kSemiCentral,
+                  kCentral,kSemiCentral, kT0, kT0BG, kT0Pileup,
                   kStartOfFlags = 0x0100, kOfflineFlag = 0x8000, kOneParticle = 0x10000, kOneTrack = 0x20000}; // MB1, MB2, MB3 definition from ALICE-INT-2005-025
     enum AliceSide { kASide = 1, kCSide, kCentralBarrel };
     enum V0Decision { kV0Invalid = -1, kV0Empty = 0, kV0BB, kV0BG, kV0Fake };
+    enum T0Decision { kT0Invalid = -1, kT0Empty = 0, kT0BB, kT0DecBG, kT0DecPileup };
     
     AliTriggerAnalysis();
     virtual ~AliTriggerAnalysis();
@@ -56,8 +57,9 @@ class AliTriggerAnalysis : public TObject
     // some "raw" trigger functions
     Int_t SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists = kFALSE, Int_t layer = 0);
     Bool_t SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin);
-  Bool_t IsSPDClusterVsTrackletBG(const AliESDEvent* esd, Bool_t fillHists = kFALSE);
+    Bool_t IsSPDClusterVsTrackletBG(const AliESDEvent* esd, Bool_t fillHists = kFALSE);
     V0Decision V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t online, Bool_t fillHists = kFALSE);
+    T0Decision T0Trigger(const AliESDEvent* aEsd, Bool_t online, Bool_t fillHists = kFALSE);
     Bool_t ZDCTrigger   (const AliESDEvent* aEsd, AliceSide side) const;
     Bool_t ZDCTDCTrigger(const AliESDEvent* aEsd, AliceSide side, Bool_t useZN=kTRUE, Bool_t useZP=kFALSE, Bool_t fillHists=kFALSE) const;
     Bool_t ZDCTimeTrigger(const AliESDEvent *aEsd, Bool_t fillHists=kFALSE) const;
@@ -151,7 +153,7 @@ class AliTriggerAnalysis : public TObject
     TH1F* fHistFMDC;           // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold
     TH1F* fHistFMDSingle;      // histograms that histogram the criterion the cut is applied on: single mult value (more than one entry per event)
     TH1F* fHistFMDSum;         // histograms that histogram the criterion the cut is applied on: summed mult value (more than one entry per event)
-    
+    TH1F* fHistT0;             // histograms that histogram the criterion the cut is applied on: bb triggers
     TMap* fTriggerClasses;    // counts the active trigger classes (uses the full string)
     
     Bool_t fMC;              // flag if MC is analyzed
@@ -159,7 +161,7 @@ class AliTriggerAnalysis : public TObject
 
     Bool_t fTPCOnly;         // flag to set whether TPC only tracks have to be used for the offline trigger 
 
-    ClassDef(AliTriggerAnalysis, 17)
+    ClassDef(AliTriggerAnalysis, 18)
     
   private:
     AliTriggerAnalysis(const AliTriggerAnalysis&);

diff --git a/OADB/COMMON/PHYSICSSELECTION/data/physicsSelection.root b/OADB/COMMON/PHYSICSSELECTION/data/physicsSelection.root
index 7d70e61974428a1481d7fb9dc5be201583df153d..f467769ad002c659c74affb3fa04a8ac7b9fe3af 100644 (file)
Binary files a/OADB/COMMON/PHYSICSSELECTION/data/physicsSelection.root and b/OADB/COMMON/PHYSICSSELECTION/data/physicsSelection.root differ