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, kZNA, kZNC, kZNABG, kZNCBG, kFMDA, kFMDC, kFPANY, kNSD1, kMB1Prime,
30 kSPDGFOL0, kSPDGFOL1, kZDCTDCA, kZDCTDCC, kZDCTime, kCTPV0A, kCTPV0C, kTPCLaserWarmUp, kSPDClsVsTrkBG,
31 kCentral,kSemiCentral, kT0, kT0BG, kT0Pileup, kEMCAL,
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 };
35 enum T0Decision { kT0Invalid = -1, kT0Empty = 0, kT0BB, kT0DecBG, kT0DecPileup };
38 virtual ~AliTriggerAnalysis();
40 void EnableHistograms();
41 void SetAnalyzeMC(Bool_t flag = kTRUE) { fMC = flag; }
43 Bool_t IsTriggerFired(const AliESDEvent* aEsd, Trigger trigger);
44 Int_t EvaluateTrigger(const AliESDEvent* aEsd, Trigger trigger);
46 // using trigger bits in ESD
47 Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, Trigger trigger) const;
48 Bool_t IsTriggerBitFired(ULong64_t triggerMask, Trigger trigger) const;
49 Bool_t IsTriggerBitFired(const AliESDEvent* aEsd, ULong64_t tclass) const;
51 // using ESD data from detectors
52 Bool_t IsOfflineTriggerFired(const AliESDEvent* aEsd, Trigger trigger);
54 // using trigger classes in ESD
55 Bool_t IsTriggerClassFired(const AliESDEvent* aEsd, const Char_t* tclass) const;
57 // some "raw" trigger functions
58 Int_t SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists = kFALSE, Int_t layer = 0);
59 Bool_t SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin);
60 Bool_t IsSPDClusterVsTrackletBG(const AliESDEvent* esd, Bool_t fillHists = kFALSE);
61 V0Decision V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t online, Bool_t fillHists = kFALSE);
62 T0Decision T0Trigger(const AliESDEvent* aEsd, Bool_t online, Bool_t fillHists = kFALSE);
63 Bool_t ZDCTrigger (const AliESDEvent* aEsd, AliceSide side) const;
64 Bool_t ZDCTDCTrigger(const AliESDEvent* aEsd, AliceSide side, Bool_t useZN=kTRUE, Bool_t useZP=kFALSE, Bool_t fillHists=kFALSE) const;
65 Bool_t ZDCTimeTrigger(const AliESDEvent *aEsd, Bool_t fillHists=kFALSE) const;
66 Bool_t ZDCTimeBGTrigger(const AliESDEvent *aEsd, AliceSide side) const;
67 Bool_t FMDTrigger(const AliESDEvent* aEsd, AliceSide side);
68 Int_t SSDClusters(const AliESDEvent* aEsd);
69 Bool_t EMCALCellsTrigger(const AliESDEvent *aEsd);
70 static const char* GetTriggerName(Trigger trigger);
72 Bool_t IsLaserWarmUpTPCEvent(const AliESDEvent* esd);
74 void FillHistograms(const AliESDEvent* aEsd);
75 void FillTriggerClasses(const AliESDEvent* aEsd);
77 void SetSPDGFOThreshhold(Int_t t) { fSPDGFOThreshold = t; }
78 void SetSPDGFOEfficiency(TH1F* hist) { fSPDGFOEfficiency = hist; }
79 void SetSPDClustersVsTrackletsParameters(Float_t a, Float_t b) { fASPDCvsTCut = a; fBSPDCvsTCut =b;}
80 void SetV0TimeOffset(Float_t offset) { fV0TimeOffset = offset; }
81 void SetV0AdcThr(Float_t thr) { fV0AdcThr = thr; }
82 void SetV0HwPars(Float_t thr, Float_t winLow, Float_t winHigh) { fV0HwAdcThr = thr; fV0HwWinLow = winLow; fV0HwWinHigh = winHigh; }
83 void SetFMDThreshold(Float_t low, Float_t hit) { fFMDLowCut = low; fFMDHitCut = hit; }
84 void SetDoFMD(Bool_t flag = kTRUE) {fDoFMD = flag;}
85 void SetZDCCutParams(Float_t refSum, Float_t refDelta, Float_t sigmaSum, Float_t sigmaDelta) { fZDCCutRefSum = refSum; fZDCCutRefDelta = refDelta; fZDCCutSigmaSum = sigmaSum; fZDCCutSigmaDelta = sigmaDelta; }
86 void SetCorrZDCCutParams(Float_t refSum, Float_t refDelta, Float_t sigmaSum, Float_t sigmaDelta) { fZDCCutRefSumCorr = refSum; fZDCCutRefDeltaCorr = refDelta; fZDCCutSigmaSumCorr = sigmaSum; fZDCCutSigmaDeltaCorr = sigmaDelta; }
87 void SetZNCorrCutParams(Float_t znaTimeCorr, Float_t zncTimeCorr)
88 { fZDCCutZNATimeCorr = znaTimeCorr; fZDCCutZNCTimeCorr = zncTimeCorr; }
90 Int_t GetSPDGFOThreshhold() const { return fSPDGFOThreshold; }
91 Float_t GetV0TimeOffset() const { return fV0TimeOffset; }
92 Float_t GetV0AdcThr() const { return fV0AdcThr; }
93 Float_t GetFMDLowThreshold() const { return fFMDLowCut; }
94 Float_t GetFMDHitThreshold() const { return fFMDHitCut; }
95 TMap * GetTriggerClasses() const { return fTriggerClasses;}
98 virtual Long64_t Merge(TCollection* list);
99 void SaveHistograms() const;
101 void PrintTriggerClasses() const;
102 void SetESDTrackCuts(AliESDtrackCuts* cuts) { fEsdTrackCuts = cuts;}
103 AliESDtrackCuts* GetESDTrackCuts() const {return fEsdTrackCuts;}
105 void SetTPCOnly(Bool_t bTPCOnly) {fTPCOnly = bTPCOnly;}
106 Bool_t GetTPCOnly() const {return fTPCOnly;}
109 Bool_t IsL0InputFired(const AliESDEvent* aEsd, UInt_t input) const;
110 Bool_t IsL1InputFired(const AliESDEvent* aEsd, UInt_t input) const;
111 Bool_t IsL2InputFired(const AliESDEvent* aEsd, UInt_t input) const;
112 Bool_t IsInputFired(const AliESDEvent* aEsd, Char_t level, UInt_t input) const;
114 Float_t V0CorrectLeadingTime(Int_t i, Float_t time, Float_t adc, Int_t runNumber) const;
115 Float_t V0LeadingTimeWeight(Float_t adc) const;
117 Int_t FMDHitCombinations(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists = kFALSE);
119 Int_t fSPDGFOThreshold; // number of chips to accept a SPD GF0 trigger
120 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)
122 Float_t fV0TimeOffset; // time offset applied to the times read from the V0 (in ns)
123 Float_t fV0AdcThr; // thresholds applied on V0 ADC data
124 Float_t fV0HwAdcThr; // online V0 trigger - thresholds applied on ADC data
125 Float_t fV0HwWinLow; // online V0 trigger - lower edge of time window
126 Float_t fV0HwWinHigh; // online V0 trigger - upper edge of time window
128 Float_t fZDCCutRefSum; // ZDC time cut configuration
129 Float_t fZDCCutRefDelta; // ZDC time cut configuration
130 Float_t fZDCCutSigmaSum; // ZDC time cut configuration
131 Float_t fZDCCutSigmaDelta; // ZDC time cut configuration
133 Float_t fZDCCutRefSumCorr; // Corrected ZDC time cut configuration
134 Float_t fZDCCutRefDeltaCorr; // Corrected ZDC time cut configuration
135 Float_t fZDCCutSigmaSumCorr; // Corrected ZDC time cut configuration
136 Float_t fZDCCutSigmaDeltaCorr; // Corrected ZDC time cut configuration
138 Float_t fZDCCutZNATimeCorr; // Corrected ZNA time cut configuration
139 Float_t fZDCCutZNCTimeCorr; // Corrected ZNA time cut configuration
141 Float_t fASPDCvsTCut; // constant for the linear cut in SPD clusters vs tracklets
142 Float_t fBSPDCvsTCut; // slope for the linear cut in SPD clusters vs tracklets
146 Bool_t fDoFMD; // If false, skips the FMD (physics selection runs much faster)
147 Float_t fFMDLowCut; //
148 Float_t fFMDHitCut; //
150 TH2F* fHistBitsSPD; // offline trigger bits (calculated from clusters) vs hardware trigger bits
151 TH1F* fHistFiredBitsSPD; // fired hardware bits
152 TH2F* fHistSPDClsVsTrk; // histogram of clusters vs tracklet BG cut
153 TH1F* fHistV0A; // histograms that histogram the criterion the cut is applied on: bb triggers
154 TH1F* fHistV0C; // histograms that histogram the criterion the cut is applied on: bb triggers
155 TH1F* fHistZDC; //histograms that histogram the criterion the cut is applied on: fired bits (6 bins)
156 TH1F* fHistTDCZDC; // histograms that histogram the criterion the cut is applied on: TDC bits (32 bins)
157 TH2F* fHistTimeZDC; // histograms that histogram the criterion the cut is applied on: ZDC TDC timing
158 TH2F* fHistTimeCorrZDC; // histograms that histogram the criterion the cut is applied on: ZDC Corrected TDC timing
159 TH1F* fHistFMDA; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold
160 TH1F* fHistFMDC; // histograms that histogram the criterion the cut is applied on: number of hit combination above threshold
161 TH1F* fHistFMDSingle; // histograms that histogram the criterion the cut is applied on: single mult value (more than one entry per event)
162 TH1F* fHistFMDSum; // histograms that histogram the criterion the cut is applied on: summed mult value (more than one entry per event)
163 TH1F* fHistT0; // histograms that histogram the criterion the cut is applied on: bb triggers
164 TMap* fTriggerClasses; // counts the active trigger classes (uses the full string)
166 Bool_t fMC; // flag if MC is analyzed
167 AliESDtrackCuts* fEsdTrackCuts; //Track Cuts to select ESD tracks
169 Bool_t fTPCOnly; // flag to set whether TPC only tracks have to be used for the offline trigger
171 ClassDef(AliTriggerAnalysis, 19)
174 AliTriggerAnalysis(const AliTriggerAnalysis&);
175 AliTriggerAnalysis& operator=(const AliTriggerAnalysis&);