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04a7657f | 1 | /* $Id$ */ |
2 | ||
3 | #ifndef ALIPWG0HELPER_H | |
4 | #define ALIPWG0HELPER_H | |
5 | ||
6 | #include <TObject.h> | |
7 | ||
8 | // static helper functions | |
9 | ||
770a1f1d | 10 | class AliESDEvent; |
116083b1 | 11 | class AliESDVertex; |
04a7657f | 12 | class TParticle; |
dd367a14 | 13 | class TH1; |
14 | class TH2; | |
25db2d85 | 15 | class TH3; |
116083b1 | 16 | class AliHeader; |
6b62a9c7 | 17 | class AliGenEventHeader; |
116083b1 | 18 | class AliStack; |
9cd015f7 | 19 | class TTree; |
ff8c4f30 | 20 | class AliOfflineTrigger; |
04a7657f | 21 | |
22 | class AliPWG0Helper : public TObject | |
23 | { | |
24 | public: | |
7a11141c | 25 | enum Trigger { kAcceptAll = 1, kMB1 = 2, kMB2, kMB3, kSPDGFO, kV0A, kV0C, kZDC, kZDCA, kZDCC, kFMDA, kFMDC, kFPANY, kStartOfFlags = 0x0100, kOfflineFlag = 0x8000 }; // MB1, MB2, MB3 definition from ALICE-INT-2005-025 |
a7f69e56 | 26 | enum AnalysisMode { kInvalid = -1, kSPD = 0x1, kTPC = 0x2, kTPCITS = 0x4, kFieldOn = 0x8 }; |
6b62a9c7 | 27 | // in case we want to use bitmaps... |
1c15d51a | 28 | enum MCProcessType { kInvalidProcess = -1, kND = 0x1, kDD = 0x2, kSD = 0x4 }; |
e9c3977b | 29 | |
69b09e3b | 30 | static Bool_t IsEventTriggered(const AliESDEvent* aEsd, Trigger trigger); |
31 | static Bool_t IsEventTriggered(ULong64_t triggerMask, Trigger trigger); | |
32 | static const AliESDVertex* GetVertex(AliESDEvent* aEsd, AnalysisMode analysisMethod, Bool_t debug = kFALSE, Bool_t bRedoTPC = kFALSE); | |
a6e0ebfe | 33 | static Bool_t TestVertex(const AliESDVertex* vertex, AnalysisMode analysisMode, Bool_t debug = kFALSE); |
ff8c4f30 | 34 | |
7584d357 | 35 | static Bool_t IsPrimaryCharged(TParticle* aParticle, Int_t aTotalPrimaries, Bool_t adebug = kFALSE); |
36 | ||
1c15d51a | 37 | static AliPWG0Helper::MCProcessType GetEventProcessType(AliHeader* aHeader, Bool_t adebug = kFALSE); |
38 | static AliPWG0Helper::MCProcessType GetPythiaEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE); | |
39 | static AliPWG0Helper::MCProcessType GetDPMjetEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE); | |
a67484a6 | 40 | static Int_t GetLastProcessType() { return fgLastProcessType; } |
6b62a9c7 | 41 | |
116083b1 | 42 | static TParticle* FindPrimaryMother(AliStack* stack, Int_t label); |
43 | static Int_t FindPrimaryMotherLabel(AliStack* stack, Int_t label); | |
44 | ||
29771dc8 | 45 | static void CreateProjections(TH3* hist, Bool_t save = kFALSE); |
46 | static void CreateDividedProjections(TH3* hist, TH3* hist2, const char* axis = 0, Bool_t putErrors = kFALSE, Bool_t save = kFALSE); | |
4c351225 | 47 | static const char* GetAxisTitle(TH3* hist, const char axis); |
116083b1 | 48 | |
dd367a14 | 49 | static void NormalizeToBinWidth(TH1* hist); |
50 | static void NormalizeToBinWidth(TH2* hist); | |
51 | ||
ff8c4f30 | 52 | static const char* GetTriggerName(Trigger trigger); |
d1f50534 | 53 | static void PrintConf(AnalysisMode analysisMode, Trigger trigger); |
ff8c4f30 | 54 | |
55 | static AliOfflineTrigger* GetOfflineTrigger(); | |
d1f50534 | 56 | |
04a7657f | 57 | protected: |
a67484a6 | 58 | static Int_t fgLastProcessType; // stores the raw value of the last process type extracnted |
ff8c4f30 | 59 | static AliOfflineTrigger* fgOfflineTrigger; // class that implemenents the offline trigger logic |
a67484a6 | 60 | |
04a7657f | 61 | ClassDef(AliPWG0Helper, 0) |
61385583 | 62 | |
63 | private: | |
64 | AliPWG0Helper(const AliPWG0Helper&); | |
65 | AliPWG0Helper& operator=(const AliPWG0Helper&); | |
04a7657f | 66 | }; |
67 | ||
68 | #endif | |
69 |