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1 | /* $Id: AliTriggerAnalysis.h 35782 2009-10-22 11:54:31Z jgrosseo $ */ | |
2 | ||
3 | #ifndef ALITRIGGERANALYSIS_H | |
4 | #define ALITRIGGERANALYSIS_H | |
5 | ||
6 | #include <TObject.h> | |
7 | ||
8 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
9 | * See cxx source for full Copyright notice */ | |
10 | ||
11 | //------------------------------------------------------------------------- | |
12 | // Implementation of Class AliTriggerAnalysis | |
13 | // This class provides function to check if events have been triggered based on the data in the ESD | |
14 | // The trigger bits, trigger class inputs and only the data (offline trigger) can be used | |
15 | // Origin: Jan Fiete Grosse-Oetringhaus, CERN | |
16 | //------------------------------------------------------------------------- | |
17 | ||
18 | class AliESDEvent; | |
19 | class TH1; | |
20 | class TH2; | |
21 | class TCollection; | |
22 | class TMap; | |
23 | ||
24 | class AliTriggerAnalysis : public TObject | |
25 | { | |
26 | public: | |
27 | enum Trigger { kAcceptAll = 1, kMB1 = 2, kMB2, kMB3, kSPDGFO, kSPDGFOBits, kV0A, kV0C, kV0ABG, kV0CBG, kZDC, kZDCA, kZDCC, kFMDA, kFMDC, kFPANY, kStartOfFlags = 0x0100, kOfflineFlag = 0x8000 }; // MB1, MB2, MB3 definition from ALICE-INT-2005-025 | |
28 | enum AliceSide { kASide = 1, kCSide, kCentralBarrel }; | |
29 | enum V0Decision { kV0Invalid = -1, kV0Empty = 0, kV0BB, kV0BG }; | |
30 | ||
31 | AliTriggerAnalysis(); | |
32 | virtual ~AliTriggerAnalysis() {} | |
33 | ||
34 | void EnableHistograms(); | |
35 | ||
36 | Bool_t IsTriggerFired(const AliESDEvent* aEsd, Trigger trigger) const; | |
37 | ||
38 | // using trigger bits in ESD | |
39 | Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, Trigger trigger) const; | |
40 | Bool_t IsTriggerBitFired(ULong64_t triggerMask, Trigger trigger) const; | |
41 | Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, ULong64_t tclass) const; | |
42 | ||
43 | // using ESD data from detectors | |
44 | Bool_t IsOfflineTriggerFired(const AliESDEvent* aEsd, Trigger trigger) const; | |
45 | ||
46 | // using trigger classes in ESD | |
47 | Bool_t IsTriggerClassFired(const AliESDEvent* aEsd, const Char_t* tclass) const; | |
48 | ||
49 | // some "raw" trigger functions | |
50 | Bool_t SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin) const; | |
51 | V0Decision V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists = kFALSE) const; | |
52 | Bool_t ZDCTrigger(const AliESDEvent* aEsd, AliceSide side) const; | |
53 | Bool_t FMDTrigger(const AliESDEvent* aEsd, AliceSide side) const; | |
54 | ||
55 | static const char* GetTriggerName(Trigger trigger); | |
56 | ||
57 | void FillHistograms(const AliESDEvent* aEsd); | |
58 | void FillTriggerClasses(const AliESDEvent* aEsd); | |
59 | ||
60 | void SetSPDGFOThreshhold(Int_t t) { fSPDGFOThreshold = t; } | |
61 | void SetV0Threshhold(Int_t aSide, Int_t cSide) { fV0AThreshold = aSide; fV0CThreshold = cSide; } | |
62 | void SetFMDThreshold(Float_t low, Float_t hit) { fFMDLowCut = low; fFMDHitCut = hit; } | |
63 | ||
64 | Int_t GetSPDGFOThreshhold() const { return fSPDGFOThreshold; } | |
65 | Int_t GetV0AThreshold() const { return fV0AThreshold; } | |
66 | Int_t GetV0CThreshold() const { return fV0CThreshold; } | |
67 | Float_t GetFMDLowThreshold() const { return fFMDLowCut; } | |
68 | Float_t GetFMDHitThreshold() const { return fFMDHitCut; } | |
69 | ||
70 | virtual Long64_t Merge(TCollection* list); | |
71 | void WriteHistograms() const; | |
72 | ||
73 | void PrintTriggerClasses() const; | |
74 | ||
75 | protected: | |
76 | Bool_t IsL0InputFired(const AliESDEvent* aEsd, UInt_t input) const; | |
77 | Bool_t IsL1InputFired(const AliESDEvent* aEsd, UInt_t input) const; | |
78 | Bool_t IsL2InputFired(const AliESDEvent* aEsd, UInt_t input) const; | |
79 | Bool_t IsInputFired(const AliESDEvent* aEsd, Char_t level, UInt_t input) const; | |
80 | ||
81 | Int_t SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists = kFALSE) const; | |
82 | ||
83 | Float_t V0CorrectLeadingTime(Int_t i, Float_t time, Float_t adc) const; | |
84 | ||
85 | Int_t FMDHitCombinations(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHistograms) const; | |
86 | ||
87 | Int_t fSPDGFOThreshold; // number of chips to accept a SPD GF0 trigger | |
88 | Int_t fV0AThreshold; // threshold for number of BB triggers in V0A | |
89 | Int_t fV0CThreshold; // threshold for number of BB triggers in V0C | |
90 | ||
91 | Float_t fFMDLowCut; // | |
92 | Float_t fFMDHitCut; // | |
93 | ||
94 | TH2* fHistBitsSPD; // offline trigger bits (calculated from clusters) vs hardware trigger bits | |
95 | TH1* fHistFiredBitsSPD; // fired hardware bits | |
96 | TH1* fHistV0A; // histograms that histogram the criterion the cut is applied on: bb triggers | |
97 | TH1* fHistV0C; // histograms that histogram the criterion the cut is applied on: bb triggers | |
98 | TH1* fHistZDC; // histograms that histogram the criterion the cut is applied on: fired bits (6 bins) | |
99 | TH1* fHistFMDA; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold | |
100 | TH1* fHistFMDC; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold | |
101 | TH1* fHistFMDSingle; // histograms that histogram the criterion the cut is applied on: single mult value (more than one entry per event) | |
102 | TH1* fHistFMDSum; // histograms that histogram the criterion the cut is applied on: summed mult value (more than one entry per event) | |
103 | ||
104 | TMap* fTriggerClasses; // counts the active trigger classes (uses the full string) | |
105 | ||
106 | ||
107 | ClassDef(AliTriggerAnalysis, 3) | |
108 | ||
109 | private: | |
110 | AliTriggerAnalysis(const AliTriggerAnalysis&); | |
111 | AliTriggerAnalysis& operator=(const AliTriggerAnalysis&); | |
112 | }; | |
113 | ||
114 | #endif |