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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; |
04a7657f | 20 | |
21 | class AliPWG0Helper : public TObject | |
22 | { | |
23 | public: | |
69b09e3b | 24 | enum Trigger { kMB1 = 0, kMB2, kMB3, kSPDFASTOR, kOfflineMB1, kOfflineMB2, kOfflineMB3, kOfflineFASTOR }; // MB1, MB2, MB3 definition from ALICE-INT-2005-025 |
745d6088 | 25 | enum AnalysisMode { kInvalid = -1, kSPD = 0, kTPC, kTPCITS }; |
6b62a9c7 | 26 | // in case we want to use bitmaps... |
1c15d51a | 27 | enum MCProcessType { kInvalidProcess = -1, kND = 0x1, kDD = 0x2, kSD = 0x4 }; |
e9c3977b | 28 | |
69b09e3b | 29 | static Bool_t IsEventTriggered(const AliESDEvent* aEsd, Trigger trigger); |
30 | static Bool_t IsEventTriggered(ULong64_t triggerMask, Trigger trigger); | |
31 | static const AliESDVertex* GetVertex(AliESDEvent* aEsd, AnalysisMode analysisMethod, Bool_t debug = kFALSE, Bool_t bRedoTPC = kFALSE); | |
a6e0ebfe | 32 | static Bool_t TestVertex(const AliESDVertex* vertex, AnalysisMode analysisMode, Bool_t debug = kFALSE); |
770a1f1d | 33 | |
7584d357 | 34 | static Bool_t IsPrimaryCharged(TParticle* aParticle, Int_t aTotalPrimaries, Bool_t adebug = kFALSE); |
35 | ||
1c15d51a | 36 | static AliPWG0Helper::MCProcessType GetEventProcessType(AliHeader* aHeader, Bool_t adebug = kFALSE); |
37 | static AliPWG0Helper::MCProcessType GetPythiaEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE); | |
38 | static AliPWG0Helper::MCProcessType GetDPMjetEventProcessType(AliGenEventHeader* aHeader, Bool_t adebug = kFALSE); | |
a67484a6 | 39 | static Int_t GetLastProcessType() { return fgLastProcessType; } |
6b62a9c7 | 40 | |
116083b1 | 41 | static TParticle* FindPrimaryMother(AliStack* stack, Int_t label); |
42 | static Int_t FindPrimaryMotherLabel(AliStack* stack, Int_t label); | |
43 | ||
29771dc8 | 44 | static void CreateProjections(TH3* hist, Bool_t save = kFALSE); |
45 | static void CreateDividedProjections(TH3* hist, TH3* hist2, const char* axis = 0, Bool_t putErrors = kFALSE, Bool_t save = kFALSE); | |
4c351225 | 46 | static const char* GetAxisTitle(TH3* hist, const char axis); |
116083b1 | 47 | |
dd367a14 | 48 | static void NormalizeToBinWidth(TH1* hist); |
49 | static void NormalizeToBinWidth(TH2* hist); | |
50 | ||
d1f50534 | 51 | static void PrintConf(AnalysisMode analysisMode, Trigger trigger); |
52 | ||
04a7657f | 53 | protected: |
a67484a6 | 54 | static Int_t fgLastProcessType; // stores the raw value of the last process type extracnted |
55 | ||
04a7657f | 56 | ClassDef(AliPWG0Helper, 0) |
61385583 | 57 | |
58 | private: | |
59 | AliPWG0Helper(const AliPWG0Helper&); | |
60 | AliPWG0Helper& operator=(const AliPWG0Helper&); | |
04a7657f | 61 | }; |
62 | ||
63 | #endif | |
64 |