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1 | /* $Id: AliTriggerAnalysis.h 35782 2009-10-22 11:54:31Z jgrosseo $ */ |
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2 | |
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3 | #ifndef ALITRIGGERANALYSIS_H |
4 | #define ALITRIGGERANALYSIS_H |
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5 | |
6 | #include <TObject.h> |
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7 | |
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8 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
9 | * See cxx source for full Copyright notice */ |
10 | |
11 | //------------------------------------------------------------------------- |
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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 |
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15 | // Origin: Jan Fiete Grosse-Oetringhaus, CERN |
16 | //------------------------------------------------------------------------- |
17 | |
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18 | class AliESDEvent; |
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19 | class TH1; |
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20 | class TH2; |
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21 | class TCollection; |
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22 | class TMap; |
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23 | |
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24 | class AliTriggerAnalysis : public TObject |
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25 | { |
26 | public: |
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27 | enum Trigger { kAcceptAll = 1, kMB1 = 2, kMB2, kMB3, kSPDGFO, kSPDGFOBits, kV0A, kV0C, kV0OR, kV0AND, kV0ABG, kV0CBG, kZDC, kZDCA, kZDCC, kFMDA, kFMDC, kFPANY, kNSD1, kStartOfFlags = 0x0100, kOfflineFlag = 0x8000 }; // MB1, MB2, MB3 definition from ALICE-INT-2005-025 |
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28 | enum AliceSide { kASide = 1, kCSide, kCentralBarrel }; |
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29 | enum V0Decision { kV0Invalid = -1, kV0Empty = 0, kV0BB, kV0BG, kV0Fake }; |
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30 | |
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31 | AliTriggerAnalysis(); |
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32 | virtual ~AliTriggerAnalysis(); |
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33 | |
34 | void EnableHistograms(); |
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35 | void SetAnalyzeMC(Bool_t flag = kTRUE) { fMC = flag; } |
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36 | |
37 | Bool_t IsTriggerFired(const AliESDEvent* aEsd, Trigger trigger); |
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38 | |
39 | // using trigger bits in ESD |
40 | Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, Trigger trigger) const; |
41 | Bool_t IsTriggerBitFired(ULong64_t triggerMask, Trigger trigger) const; |
42 | Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, ULong64_t tclass) const; |
43 | |
44 | // using ESD data from detectors |
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45 | Bool_t IsOfflineTriggerFired(const AliESDEvent* aEsd, Trigger trigger); |
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46 | |
47 | // using trigger classes in ESD |
48 | Bool_t IsTriggerClassFired(const AliESDEvent* aEsd, const Char_t* tclass) const; |
49 | |
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50 | // some "raw" trigger functions |
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51 | Int_t SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists = kFALSE); |
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52 | Bool_t SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin); |
53 | V0Decision V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists = kFALSE); |
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54 | Bool_t ZDCTrigger(const AliESDEvent* aEsd, AliceSide side) const; |
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55 | Bool_t FMDTrigger(const AliESDEvent* aEsd, AliceSide side); |
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56 | |
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57 | static const char* GetTriggerName(Trigger trigger); |
58 | |
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59 | void FillHistograms(const AliESDEvent* aEsd); |
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60 | void FillTriggerClasses(const AliESDEvent* aEsd); |
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61 | |
62 | void SetSPDGFOThreshhold(Int_t t) { fSPDGFOThreshold = t; } |
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63 | void SetSPDGFOEfficiency(TH1* hist) { fSPDGFOEfficiency = hist; } |
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64 | void SetV0TimeOffset(Float_t offset) { fV0TimeOffset = offset; } |
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65 | void SetFMDThreshold(Float_t low, Float_t hit) { fFMDLowCut = low; fFMDHitCut = hit; } |
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66 | |
67 | Int_t GetSPDGFOThreshhold() const { return fSPDGFOThreshold; } |
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68 | Float_t GetV0TimeOffset() const { return fV0TimeOffset; } |
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69 | Float_t GetFMDLowThreshold() const { return fFMDLowCut; } |
70 | Float_t GetFMDHitThreshold() const { return fFMDHitCut; } |
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71 | |
72 | virtual Long64_t Merge(TCollection* list); |
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73 | void SaveHistograms() const; |
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74 | |
75 | void PrintTriggerClasses() const; |
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76 | |
77 | protected: |
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78 | Bool_t IsL0InputFired(const AliESDEvent* aEsd, UInt_t input) const; |
79 | Bool_t IsL1InputFired(const AliESDEvent* aEsd, UInt_t input) const; |
80 | Bool_t IsL2InputFired(const AliESDEvent* aEsd, UInt_t input) const; |
81 | Bool_t IsInputFired(const AliESDEvent* aEsd, Char_t level, UInt_t input) const; |
82 | |
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83 | Float_t V0CorrectLeadingTime(Int_t i, Float_t time, Float_t adc) const; |
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84 | Float_t V0LeadingTimeWeight(Float_t adc) const; |
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85 | |
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86 | Int_t FMDHitCombinations(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists = kFALSE); |
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87 | |
88 | Int_t fSPDGFOThreshold; // number of chips to accept a SPD GF0 trigger |
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89 | TH1* fSPDGFOEfficiency; // SPD FASTOR efficiency - is applied in SPDFiredChips. Histogram contains efficiency as function of chip number (bin 1..400: first layer; 401..1200: second layer) |
90 | |
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91 | Float_t fV0TimeOffset; // time offset applied to the times read from the V0 (in ns) |
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92 | |
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93 | Float_t fFMDLowCut; // |
94 | Float_t fFMDHitCut; // |
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95 | |
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96 | TH2* fHistBitsSPD; // offline trigger bits (calculated from clusters) vs hardware trigger bits |
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97 | TH1* fHistFiredBitsSPD; // fired hardware bits |
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98 | TH1* fHistV0A; // histograms that histogram the criterion the cut is applied on: bb triggers |
99 | TH1* fHistV0C; // histograms that histogram the criterion the cut is applied on: bb triggers |
100 | TH1* fHistZDC; // histograms that histogram the criterion the cut is applied on: fired bits (6 bins) |
101 | TH1* fHistFMDA; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold |
102 | TH1* fHistFMDC; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold |
103 | TH1* fHistFMDSingle; // histograms that histogram the criterion the cut is applied on: single mult value (more than one entry per event) |
104 | TH1* fHistFMDSum; // histograms that histogram the criterion the cut is applied on: summed mult value (more than one entry per event) |
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105 | |
106 | TMap* fTriggerClasses; // counts the active trigger classes (uses the full string) |
107 | |
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108 | Bool_t fMC; // flag if MC is analyzed |
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109 | |
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110 | ClassDef(AliTriggerAnalysis, 7) |
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111 | |
112 | private: |
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113 | AliTriggerAnalysis(const AliTriggerAnalysis&); |
114 | AliTriggerAnalysis& operator=(const AliTriggerAnalysis&); |
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115 | }; |
116 | |
117 | #endif |