Introducing the interaction time into the aliroot generators. In case of gaussian...

[u/mrichter/AliRoot.git] / PWG0 / AliPWG0Helper.h

diff --git a/PWG0/AliPWG0Helper.h b/PWG0/AliPWG0Helper.h
index 10bb19d213d9fcd519d4540edf6363385851de4b..87e80c5852e6601927f9b255a32b13649896d9fe 100644 (file)
--- a/PWG0/AliPWG0Helper.h
+++ b/PWG0/AliPWG0Helper.h
@@ -4,6 +4,7 @@
 #define ALIPWG0HELPER_H
 
 #include <TObject.h>
+#include <AliTriggerAnalysis.h>
 
 // static helper functions
 
@@ -18,25 +19,26 @@ class AliGenEventHeader;
 class AliStack;
 class TTree;
 class AliOfflineTrigger;
+class AliMultiplicity;
 
 class AliPWG0Helper : public TObject
 {
   public:
-    enum Trigger { kAcceptAll = 1, kMB1 = 2, kMB2, kMB3, kSPDGFO, kV0A, kV0C, kZDC, kZDCA, kZDCC, kFMD, kStartOfFlags = 0x0100, kOfflineFlag = 0x8000 }; // MB1, MB2, MB3 definition from ALICE-INT-2005-025
-    enum AnalysisMode { kInvalid = -1, kSPD = 0x1, kTPC = 0x2, kTPCITS = 0x4, kFieldOn = 0x8 };
+    // kTPCSPD: tracks + tracklets not using any cluster associated to tracks 
+    enum AnalysisMode { kInvalid = -1, kSPD = 0x1, kTPC = 0x2, kTPCITS = 0x4, kFieldOn = 0x8, kSPDOnlyL0 = 0x10, kTPCSPD = 0x20}; 
     // in case we want to use bitmaps...
-    enum MCProcessType { kInvalidProcess = -1, kND = 0x1, kDD = 0x2, kSD = 0x4 };
+    enum MCProcessType { kInvalidProcess = -1, kND = 0x1, kDD = 0x2, kSD = 0x4, kOnePart = 0x8 };
+    enum DiffTreatment { kMCFlags = 0, kUA5Cuts = 1, kE710Cuts, kALICEHadronLevel };
 
-    static Bool_t IsEventTriggered(const AliESDEvent* aEsd, Trigger trigger);
-    static Bool_t IsEventTriggered(ULong64_t triggerMask, Trigger trigger);
-    static const AliESDVertex* GetVertex(AliESDEvent* aEsd, AnalysisMode analysisMethod, Bool_t debug = kFALSE, Bool_t bRedoTPC = kFALSE);
+    static const AliESDVertex* GetVertex(const AliESDEvent* aEsd, AnalysisMode analysisMethod, Bool_t debug = kFALSE);
     static Bool_t TestVertex(const AliESDVertex* vertex, AnalysisMode analysisMode, Bool_t debug = kFALSE);
     
     static Bool_t IsPrimaryCharged(TParticle* aParticle, Int_t aTotalPrimaries, Bool_t adebug = kFALSE);
 
-    static AliPWG0Helper::MCProcessType GetEventProcessType(AliHeader* aHeader, Bool_t adebug = kFALSE);
-    static AliPWG0Helper::MCProcessType GetPythiaEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE);
-    static AliPWG0Helper::MCProcessType GetDPMjetEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE);
+    static MCProcessType GetEventProcessType(AliESDEvent* esd, AliHeader* header, AliStack* stack, DiffTreatment diffTreatment);
+    static MCProcessType GetEventProcessType(AliHeader* aHeader, Bool_t adebug = kFALSE);
+    static MCProcessType GetPythiaEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE);
+    static MCProcessType GetDPMjetEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE);
     static Int_t GetLastProcessType() { return fgLastProcessType; }
 
     static TParticle* FindPrimaryMother(AliStack* stack, Int_t label);
@@ -49,14 +51,13 @@ class AliPWG0Helper : public TObject
     static void NormalizeToBinWidth(TH1* hist);
     static void NormalizeToBinWidth(TH2* hist);
 
-    static const char* GetTriggerName(Trigger trigger);
-    static void PrintConf(AnalysisMode analysisMode, Trigger trigger);
+    static void PrintConf(AnalysisMode analysisMode, AliTriggerAnalysis::Trigger trigger, DiffTreatment diffTreatment);
+    
+    static Double_t Rapidity(Double_t pt, Double_t pz, Double_t m);
+    static Bool_t IsHadronLevelSingleDiffractive(AliStack* stack, Float_t cms, Float_t xiMin, Float_t xiMax);
     
-    static AliOfflineTrigger* GetOfflineTrigger();
-
   protected:
-    static Int_t fgLastProcessType;    // stores the raw value of the last process type extracnted
-    static AliOfflineTrigger* fgOfflineTrigger;  // class that implemenents the offline trigger logic
+    static Int_t fgLastProcessType;    // stores the raw value of the last process type extracted
  
     ClassDef(AliPWG0Helper, 0)