1 /* $Id: AliTriggerAnalysis.h 35782 2009-10-22 11:54:31Z jgrosseo $ */
3 #ifndef ALITRIGGERANALYSIS_H
4 #define ALITRIGGERANALYSIS_H
8 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
9 * See cxx source for full Copyright notice */
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 //-------------------------------------------------------------------------
19 class AliESDtrackCuts;
25 class AliTriggerAnalysis : public TObject
28 enum Trigger { kAcceptAll = 1, kMB1 = 2, kMB2, kMB3, kSPDGFO, kSPDGFOBits, kV0A, kV0C, kV0OR, kV0AND,
29 kV0ABG, kV0CBG, kZDC, kZDCA, kZDCC, kFMDA, kFMDC, kFPANY, kNSD1, kMB1Prime,
30 kSPDGFOL0, kSPDGFOL1, kZDCTDCA, kZDCTDCC, kZDCTime, kCTPV0A, kCTPV0C, kTPCLaserWarmUp, kSPDClsVsTrkBG,
31 kCentral,kSemiCentral,
32 kStartOfFlags = 0x0100, kOfflineFlag = 0x8000, kOneParticle = 0x10000, kOneTrack = 0x20000}; // MB1, MB2, MB3 definition from ALICE-INT-2005-025
33 enum AliceSide { kASide = 1, kCSide, kCentralBarrel };
34 enum V0Decision { kV0Invalid = -1, kV0Empty = 0, kV0BB, kV0BG, kV0Fake };
37 virtual ~AliTriggerAnalysis();
39 void EnableHistograms();
40 void SetAnalyzeMC(Bool_t flag = kTRUE) { fMC = flag; }
42 Bool_t IsTriggerFired(const AliESDEvent* aEsd, Trigger trigger);
43 Int_t EvaluateTrigger(const AliESDEvent* aEsd, Trigger trigger);
45 // using trigger bits in ESD
46 Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, Trigger trigger) const;
47 Bool_t IsTriggerBitFired(ULong64_t triggerMask, Trigger trigger) const;
48 Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, ULong64_t tclass) const;
50 // using ESD data from detectors
51 Bool_t IsOfflineTriggerFired(const AliESDEvent* aEsd, Trigger trigger);
53 // using trigger classes in ESD
54 Bool_t IsTriggerClassFired(const AliESDEvent* aEsd, const Char_t* tclass) const;
56 // some "raw" trigger functions
57 Int_t SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists = kFALSE, Int_t layer = 0);
58 Bool_t SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin);
59 Bool_t IsSPDClusterVsTrackletBG(const AliESDEvent* esd, Bool_t fillHists = kFALSE);
60 V0Decision V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t online, Bool_t fillHists = kFALSE);
61 Bool_t ZDCTrigger (const AliESDEvent* aEsd, AliceSide side) const;
62 Bool_t ZDCTDCTrigger(const AliESDEvent* aEsd, AliceSide side, Bool_t useZN=kTRUE, Bool_t useZP=kFALSE, Bool_t fillHists=kFALSE) const;
63 Bool_t ZDCTimeTrigger(const AliESDEvent *aEsd, Bool_t fillHists=kFALSE) const;
64 Bool_t FMDTrigger(const AliESDEvent* aEsd, AliceSide side);
65 Int_t SSDClusters(const AliESDEvent* aEsd);
66 static const char* GetTriggerName(Trigger trigger);
68 Bool_t IsLaserWarmUpTPCEvent(const AliESDEvent* esd);
70 void FillHistograms(const AliESDEvent* aEsd);
71 void FillTriggerClasses(const AliESDEvent* aEsd);
73 void SetSPDGFOThreshhold(Int_t t) { fSPDGFOThreshold = t; }
74 void SetSPDGFOEfficiency(TH1F* hist) { fSPDGFOEfficiency = hist; }
75 void SetSPDClustersVsTrackletsParameters(Float_t a, Float_t b) { fASPDCvsTCut = a; fBSPDCvsTCut =b;}
76 void SetV0TimeOffset(Float_t offset) { fV0TimeOffset = offset; }
77 void SetV0AdcThr(Float_t thr) { fV0AdcThr = thr; }
78 void SetV0HwPars(Float_t thr, Float_t winLow, Float_t winHigh) { fV0HwAdcThr = thr; fV0HwWinLow = winLow; fV0HwWinHigh = winHigh; }
79 void SetFMDThreshold(Float_t low, Float_t hit) { fFMDLowCut = low; fFMDHitCut = hit; }
80 void SetDoFMD(Bool_t flag = kTRUE) {fDoFMD = flag;}
81 void SetZDCCutParams(Float_t refSum, Float_t refDelta, Float_t sigmaSum, Float_t sigmaDelta) { fZDCCutRefSum = refSum; fZDCCutRefDelta = refDelta; fZDCCutSigmaSum = sigmaSum; fZDCCutSigmaDelta = sigmaDelta; }
82 void SetCorrZDCCutParams(Float_t refSum, Float_t refDelta, Float_t sigmaSum, Float_t sigmaDelta) { fZDCCutRefSumCorr = refSum; fZDCCutRefDeltaCorr = refDelta; fZDCCutSigmaSumCorr = sigmaSum; fZDCCutSigmaDeltaCorr = sigmaDelta; }
84 Int_t GetSPDGFOThreshhold() const { return fSPDGFOThreshold; }
85 Float_t GetV0TimeOffset() const { return fV0TimeOffset; }
86 Float_t GetV0AdcThr() const { return fV0AdcThr; }
87 Float_t GetFMDLowThreshold() const { return fFMDLowCut; }
88 Float_t GetFMDHitThreshold() const { return fFMDHitCut; }
89 TMap * GetTriggerClasses() const { return fTriggerClasses;}
92 virtual Long64_t Merge(TCollection* list);
93 void SaveHistograms() const;
95 void PrintTriggerClasses() const;
96 void SetESDTrackCuts(AliESDtrackCuts* cuts) { fEsdTrackCuts = cuts;}
97 AliESDtrackCuts* GetESDTrackCuts() const {return fEsdTrackCuts;}
99 void SetTPCOnly(Bool_t bTPCOnly) {fTPCOnly = bTPCOnly;}
100 Bool_t GetTPCOnly() const {return fTPCOnly;}
103 Bool_t IsL0InputFired(const AliESDEvent* aEsd, UInt_t input) const;
104 Bool_t IsL1InputFired(const AliESDEvent* aEsd, UInt_t input) const;
105 Bool_t IsL2InputFired(const AliESDEvent* aEsd, UInt_t input) const;
106 Bool_t IsInputFired(const AliESDEvent* aEsd, Char_t level, UInt_t input) const;
108 Float_t V0CorrectLeadingTime(Int_t i, Float_t time, Float_t adc, Int_t runNumber) const;
109 Float_t V0LeadingTimeWeight(Float_t adc) const;
111 Int_t FMDHitCombinations(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists = kFALSE);
113 Int_t fSPDGFOThreshold; // number of chips to accept a SPD GF0 trigger
114 TH1F* 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)
116 Float_t fV0TimeOffset; // time offset applied to the times read from the V0 (in ns)
117 Float_t fV0AdcThr; // thresholds applied on V0 ADC data
118 Float_t fV0HwAdcThr; // online V0 trigger - thresholds applied on ADC data
119 Float_t fV0HwWinLow; // online V0 trigger - lower edge of time window
120 Float_t fV0HwWinHigh; // online V0 trigger - upper edge of time window
122 Float_t fZDCCutRefSum; // ZDC time cut configuration
123 Float_t fZDCCutRefDelta; // ZDC time cut configuration
124 Float_t fZDCCutSigmaSum; // ZDC time cut configuration
125 Float_t fZDCCutSigmaDelta; // ZDC time cut configuration
127 Float_t fZDCCutRefSumCorr; // Corrected ZDC time cut configuration
128 Float_t fZDCCutRefDeltaCorr; // Corrected ZDC time cut configuration
129 Float_t fZDCCutSigmaSumCorr; // Corrected ZDC time cut configuration
130 Float_t fZDCCutSigmaDeltaCorr; // Corrected ZDC time cut configuration
132 Float_t fASPDCvsTCut; // constant for the linear cut in SPD clusters vs tracklets
133 Float_t fBSPDCvsTCut; // slope for the linear cut in SPD clusters vs tracklets
137 Bool_t fDoFMD; // If false, skips the FMD (physics selection runs much faster)
138 Float_t fFMDLowCut; //
139 Float_t fFMDHitCut; //
141 TH2F* fHistBitsSPD; // offline trigger bits (calculated from clusters) vs hardware trigger bits
142 TH1F* fHistFiredBitsSPD; // fired hardware bits
143 TH2F* fHistSPDClsVsTrk; // histogram of clusters vs tracklet BG cut
144 TH1F* fHistV0A; // histograms that histogram the criterion the cut is applied on: bb triggers
145 TH1F* fHistV0C; // histograms that histogram the criterion the cut is applied on: bb triggers
146 TH1F* fHistZDC; //histograms that histogram the criterion the cut is applied on: fired bits (6 bins)
147 TH1F* fHistTDCZDC; // histograms that histogram the criterion the cut is applied on: TDC bits (32 bins)
148 TH2F* fHistTimeZDC; // histograms that histogram the criterion the cut is applied on: ZDC TDC timing
149 TH2F* fHistTimeCorrZDC; // histograms that histogram the criterion the cut is applied on: ZDC Corrected TDC timing
150 TH1F* fHistFMDA; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold
151 TH1F* fHistFMDC; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold
152 TH1F* fHistFMDSingle; // histograms that histogram the criterion the cut is applied on: single mult value (more than one entry per event)
153 TH1F* fHistFMDSum; // histograms that histogram the criterion the cut is applied on: summed mult value (more than one entry per event)
155 TMap* fTriggerClasses; // counts the active trigger classes (uses the full string)
157 Bool_t fMC; // flag if MC is analyzed
158 AliESDtrackCuts* fEsdTrackCuts; //Track Cuts to select ESD tracks
160 Bool_t fTPCOnly; // flag to set whether TPC only tracks have to be used for the offline trigger
162 ClassDef(AliTriggerAnalysis, 17)
165 AliTriggerAnalysis(const AliTriggerAnalysis&);
166 AliTriggerAnalysis& operator=(const AliTriggerAnalysis&);