#define ALIPWG0HELPER_H
#include <TObject.h>
+#include <AliTriggerAnalysis.h>
// static helper functions
-class AliESD;
class AliESDEvent;
class AliESDVertex;
class TParticle;
class AliGenEventHeader;
class AliStack;
class TTree;
+class AliOfflineTrigger;
+class AliMultiplicity;
class AliPWG0Helper : public TObject
{
public:
- enum Trigger { kMB1 = 0, kMB2, kSPDFASTOR }; // definition from ALICE-INT-2005-025
- enum AnalysisMode { kInvalid = -1, kSPD = 0, kTPC, kTPCITS };
+ // 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 AliESD* aEsd, Trigger trigger = kMB2);
- static Bool_t IsEventTriggered(ULong64_t triggerMask, Trigger trigger = kMB2);
- static const AliESDVertex* GetVertex(AliESDEvent* aEsd, AnalysisMode analysisMethod, Bool_t debug = kFALSE,Bool_t bRedoTPC = false);
+ 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);
static void NormalizeToBinWidth(TH1* hist);
static void NormalizeToBinWidth(TH2* hist);
- 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);
+
protected:
- static Int_t fgLastProcessType; // stores the raw value of the last process type extracnted
+ static Int_t fgLastProcessType; // stores the raw value of the last process type extracted
ClassDef(AliPWG0Helper, 0)