requirements on the clusters

[u/mrichter/AliRoot.git] / ANALYSIS / AliESDtrackCuts.h

diff --git a/ANALYSIS/AliESDtrackCuts.h b/ANALYSIS/AliESDtrackCuts.h
index c6cce5b4aac5dd14adc1be698ed84d17153e05b9..b148aedffd8174aaede507a0f065fbf9a9ecfdf0 100644 (file)
--- a/ANALYSIS/AliESDtrackCuts.h
+++ b/ANALYSIS/AliESDtrackCuts.h
@@ -41,8 +41,10 @@ class AliESDtrackCuts : public AliAnalysisCuts
 public:
   enum ITSClusterRequirement { kOff = 0, kNone, kAny, kFirst, kOnlyFirst, kSecond, kOnlySecond, kBoth };
   enum Detector { kSPD = 0, kSDD, kSSD };
+  enum ITSULayers { kITSU012 = 0, kITSU34, kITSU56 };
   enum MultEstTrackCuts { kMultEstTrackCutGlobal = 0, kMultEstTrackCutITSSA, kMultEstTrackCutDCAwSPD, kMultEstTrackCutDCAwoSPD, kNMultEstTrackCuts /* this must always be the last */};
   enum MultEstTrackType { kTrackletsITSTPC = 0, kTrackletsITSSA, kTracklets };
+  enum VertexType { kVertexTracks = 0x1, kVertexSPD = 0x2, kVertexTPC = 0x4 };
   
   AliESDtrackCuts(const Char_t* name = "AliESDtrackCuts", const Char_t* title = "");
   virtual ~AliESDtrackCuts();
@@ -51,8 +53,8 @@ public:
        {return AcceptTrack((AliESDtrack*)obj);}
   virtual Bool_t IsSelected(TList* /*list*/) {return kTRUE;}
 
-  Bool_t AcceptTrack(AliESDtrack* esdTrack);
-  TObjArray* GetAcceptedTracks(AliESDEvent* esd, Bool_t bTPC = kFALSE);
+  Bool_t AcceptTrack(const AliESDtrack* esdTrack);
+  TObjArray* GetAcceptedTracks(const AliESDEvent* esd, Bool_t bTPC = kFALSE);
   Int_t CountAcceptedTracks(const AliESDEvent* const esd);
   
   static Int_t GetReferenceMultiplicity(const AliESDEvent* esd, Bool_t tpcOnly);
@@ -65,6 +67,7 @@ public:
   static AliESDtrackCuts* GetStandardTPCOnlyTrackCuts();
   static AliESDtrackCuts* GetStandardITSTPCTrackCuts2009(Bool_t selPrimaries=kTRUE);
   static AliESDtrackCuts* GetStandardITSTPCTrackCuts2010(Bool_t selPrimaries=kTRUE, Int_t clusterCut=0);
+  static AliESDtrackCuts* GetStandardITSTPCTrackCuts2011(Bool_t selPrimaries=kTRUE, Int_t clusterCut=1);
   static AliESDtrackCuts* GetStandardITSSATrackCuts2009(Bool_t selPrimaries=kTRUE, Bool_t useForPid=kTRUE);
   static AliESDtrackCuts* GetStandardITSSATrackCuts2010(Bool_t selPrimaries=kTRUE, Bool_t useForPid=kTRUE);
   static AliESDtrackCuts* GetStandardITSSATrackCutsPbPb2010(Bool_t selPrimaries=kTRUE, Bool_t useForPid=kTRUE);
@@ -81,12 +84,16 @@ public:
   //######################################################
   // track quality cut setters  
   void SetMinNClustersTPC(Int_t min=-1)          {fCutMinNClusterTPC=min;}
+  void SetMinNClustersTPCPtDep(TFormula *f1=0x0, Float_t ptmax=0.);
   void SetMinNClustersITS(Int_t min=-1)          {fCutMinNClusterITS=min;}
   void SetMinNCrossedRowsTPC(Float_t min=-1) { fCutMinNCrossedRowsTPC=min;}
   void SetMinRatioCrossedRowsOverFindableClustersTPC(Float_t min = -1) { fCutMinRatioCrossedRowsOverFindableClustersTPC=min;}
   void SetClusterRequirementITS(Detector det, ITSClusterRequirement req = kOff) { fCutClusterRequirementITS[det] = req; }
+  void SetClusterRequirementITS(ITSULayers det, ITSClusterRequirement req = kOff) { fCutClusterRequirementITS[det] = req; }
   void SetMaxChi2PerClusterTPC(Float_t max=1e10) {fCutMaxChi2PerClusterTPC=max;}
   void SetMaxChi2PerClusterITS(Float_t max=1e10) {fCutMaxChi2PerClusterITS=max;}
+  void SetMaxChi2TPCConstrainedGlobal(Float_t max=1e10) {fCutMaxChi2TPCConstrainedVsGlobal = max; }
+  void SetMaxChi2TPCConstrainedGlobalVertexType(Int_t vertexType = kVertexTracks | kVertexSPD) { fCutMaxChi2TPCConstrainedVsGlobalVertexType = vertexType; }
   void SetMaxNOfMissingITSPoints(Int_t max=6)    {fCutMaxMissingITSPoints=max;}
   void SetRequireTPCRefit(Bool_t b=kFALSE)       {fCutRequireTPCRefit=b;}
   void SetRequireTPCStandAlone(Bool_t b=kFALSE)  {fCutRequireTPCStandAlone=b;}
@@ -122,9 +129,13 @@ public:
 
   Int_t   GetMinNClusterTPC()        const   { return fCutMinNClusterTPC;}
   Int_t   GetMinNClustersITS()       const   { return fCutMinNClusterITS;}
+  TFormula *GetMinNClustersTPCPtDep() const  { return f1CutMinNClustersTPCPtDep;}
   ITSClusterRequirement GetClusterRequirementITS(Detector det) const { return fCutClusterRequirementITS[det]; }
+  ITSClusterRequirement GetClusterRequirementITS(ITSULayers det) const { return fCutClusterRequirementITS[det]; }
   Float_t GetMaxChi2PerClusterTPC()  const   { return fCutMaxChi2PerClusterTPC;}
   Float_t GetMaxChi2PerClusterITS()  const   { return fCutMaxChi2PerClusterITS;}
+  Float_t GetMaxChi2TPCConstrainedGlobal() const { return fCutMaxChi2TPCConstrainedVsGlobal; }
+  Int_t GetMaxChi2TPCConstrainedGlobalVertexType() const { return fCutMaxChi2TPCConstrainedVsGlobalVertexType; }
   Int_t   GetMaxNOfMissingITSPoints() const   { return  fCutMaxMissingITSPoints;}
   Bool_t  GetRequireTPCRefit()       const   { return fCutRequireTPCRefit;}
   Bool_t  GetRequireTPCStandAlone()  const   { return fCutRequireTPCStandAlone;}
@@ -172,7 +183,7 @@ public:
   void SaveHistograms(const Char_t* dir = 0);
   void DrawHistograms();
 
-  static Float_t GetSigmaToVertex(AliESDtrack* const esdTrack);
+  static Float_t GetSigmaToVertex(const AliESDtrack* const esdTrack);
   
   static void EnableNeededBranches(TTree* tree);
 
@@ -182,6 +193,14 @@ public:
   TH1F* GetDZNormalized(Int_t i) const { return fhDZNormalized[i]; }
   TH1F* GetNClustersTPC(Int_t i) const { return fhNClustersTPC[i]; }
   TH1F* GetPtHist(Int_t i) const { return fhPt[i]; }
+  
+  // TOF cuts
+  void SetFlagCutTOFdistance(Bool_t flagTOFcut) { fFlagCutTOFdistance = flagTOFcut;}
+  Bool_t GetFlagCutTOFdistance() const { return fFlagCutTOFdistance;}
+  void SetCutTOFdistance(Float_t cut) { fCutTOFdistance = cut;}
+  Float_t GetCutTOFdistance() const { return fCutTOFdistance;}
+  void SetRequireTOFout(Bool_t b = kFALSE) {fCutRequireTOFout = b;} 
+  void SetRequireStandardTOFmatchCuts();
 
 protected:
   void Init(); // sets everything to 0
@@ -189,7 +208,7 @@ protected:
   Bool_t CheckPtDepDCA(TString dist,Bool_t print=kFALSE) const;
   void SetPtDepDCACuts(Double_t pt);
 
-  enum { kNCuts = 39 }; 
+  enum { kNCuts = 42 }; 
 
   //######################################################
   // esd track quality cuts
@@ -200,11 +219,15 @@ protected:
   Int_t   fCutMinNClusterITS;         // min number of its clusters
   Float_t   fCutMinNCrossedRowsTPC;     // min number of tpc crossed rows
   Float_t fCutMinRatioCrossedRowsOverFindableClustersTPC; // min ratio crossed rows / findable clusters
+  TFormula *f1CutMinNClustersTPCPtDep; // pt dependent tpc clusters cut
+  Float_t fCutMaxPtDepNClustersTPC;   // maximum pt for pt dependend TPC cluster cut. For pt=>ptmax NClusterMin = f1CutMinNClustersTPCPtDep->Eval(fCutMaxPtDepNClustersTPC).
 
   ITSClusterRequirement fCutClusterRequirementITS[3];  // detailed ITS cluster requirements for (SPD, SDD, SSD)
 
   Float_t fCutMaxChi2PerClusterTPC;   // max tpc fit chi2 per tpc cluster
   Float_t fCutMaxChi2PerClusterITS;   // max its fit chi2 per its cluster
+  Float_t fCutMaxChi2TPCConstrainedVsGlobal; // max chi2 TPC track constrained with vtx vs. global track
+  Int_t fCutMaxChi2TPCConstrainedVsGlobalVertexType; // vertex type for max chi2 TPC track constrained with vtx vs. global track (can be configured to accept several vertex types)
   Int_t   fCutMaxMissingITSPoints;    // max n. of missing ITS points
 
   Float_t fCutMaxC11;                 // max cov. matrix diag. elements (res. y^2)
@@ -256,6 +279,13 @@ protected:
   Float_t fEtaMin, fEtaMax;           // definition of the range of the eta
   Float_t fRapMin, fRapMax;           // definition of the range of the y
 
+  Bool_t  fCutRequireTOFout;        // require TOF out 
+  Bool_t  fFlagCutTOFdistance;       // cut on TOFdistance? --> yes by default!
+  Float_t fCutTOFdistance;           // value of the cut on TOFdistance
+  static Char_t fgBeamTypeFlag;      // -1 --> no check done on the beam type yet
+                                     // 0 --> beam type != "A-A"
+                                     // 1  --> beam type == "A-A"
+   
   //######################################################
   // diagnostics histograms
   Bool_t fHistogramsOn;               // histograms on/off
@@ -268,6 +298,7 @@ protected:
 
   TH1F* fhChi2PerClusterITS[2];       //->
   TH1F* fhChi2PerClusterTPC[2];       //->
+  TH1F* fhChi2TPCConstrainedVsGlobal[2];       //->
   TH1F* fhNClustersForITSPID[2];      //-> number of points in SDD+SSD (ITS PID selection)
   TH1F* fhNMissingITSPoints[2];       //-> number of missing ITS points
 
@@ -297,7 +328,9 @@ protected:
   TH1F*  fhCutStatistics;             //-> statistics of what cuts the tracks did not survive
   TH2F*  fhCutCorrelation;            //-> 2d statistics plot
 
-  ClassDef(AliESDtrackCuts, 16)
+  TH2F* fhTOFdistance[2];            //-> TOF signal distance dx vs dz
+
+  ClassDef(AliESDtrackCuts, 20)
 };