1 #ifndef ALITOFCALIBTASK_H
2 #define ALITOFCALIBTASK_H
4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
7 ////////////////////////////////////////////
8 // task for TOF calibration //
10 ////////////////////////////////////////////
14 #define TOFCHANNELS 160000 // number TOF channels
15 #define CHENTRIES 500 // number of entries per TOF channel per run
16 // (to be divided by 5 to get the
17 // real number of entries), bigarray
18 #define CHENTRIESSMALL 300 // number of entries per TOF channel per run
19 // (to be divided by 3 to get the
20 // real number of entries), smallarray
21 #define MAXCHENTRIESSMALL 10000 // max number of entries per TOF channel
22 // (to be divided by 3 to get the
23 // real number of entries), smallarray
25 #define LOWERMOMBOUND 1.0 // [GeV/c] default value Pb-Pb
26 #define UPPERMOMBOUND 1.8 // [GeV/c] default value Pb-Pb
27 #define MINTIME 5E3 // min time of flight value (ns)
28 #define NIDX 5 // number of values stored
29 // in big/smallarray per ESD track
30 #define NIDXSMALL 3 // number of values stored
31 // after Comb PID per ESD track
32 #define DELTAIDXTOT 0 // index for ToT in bigarray
33 #define DELTAIDXTIME 1 // index for TOF time in big/smallarray
34 #define DELTAIDXEXTIMEPI 2 // index for Exp Time Pi in bigarray
35 #define DELTAIDXEXTIMEKA 3 // index for Exp Time Ka in bigarray
36 #define DELTAIDXEXTIMEPR 4 // index for Exp Time Pr in bigarray
37 #define DELTAIDXPID 2 // index for Exp Time after Comb PID
39 #define TRACKERROR 90*1E-3 // error on the tracks for
40 // Combinatorial PID (ns)
41 #define MEANENTRIES 15 // Mean number of entries per channel
42 // to perform calibration
44 #include "AliAnalysisTask.h"
55 class AliTOFCalibTask : public AliAnalysisTask {
58 AliTOFCalibTask(const char *name) ; //ctor
59 AliTOFCalibTask(const AliTOFCalibTask & calibtask); // copy constructor
60 AliTOFCalibTask& operator=(const AliTOFCalibTask & calibtask); // assignment operator
61 virtual ~AliTOFCalibTask(); //dtor
62 virtual void Exec(Option_t * opt="") ;
63 virtual void ConnectInputData(Option_t *) ;
64 virtual void CreateOutputObjects();
65 virtual void Terminate(Option_t * opt = "") ;
66 virtual Bool_t Notify();
69 class AliTOFArrayTask : public TObject {
71 AliTOFArrayTask(): TObject(),fSize(0),fArray(0x0){}
72 AliTOFArrayTask(Int_t size) :
75 fArray(new TArrayF*[size]) {
77 AliTOFArrayTask(const AliTOFArrayTask & source):
78 TObject(),fSize(0),fArray(0x0){ // copy constructor
79 this->fSize= source.fSize;
80 this->fArray= source.fArray;
83 AliTOFArrayTask& operator=(const AliTOFArrayTask & source) { // assignment operator
84 this->fSize= source.fSize;
85 this->fArray= source.fArray;
89 Int_t GetSize() const {return fSize;}
90 void AddArray(Int_t pos, TArrayF * parr) {
91 if (pos>-1 && pos < fSize)fArray[pos] = parr;}
92 TArrayF * GetArray(Int_t pos) const {
94 if (pos>-1 && pos < fSize)parr = fArray[pos];
97 virtual ~AliTOFArrayTask() {
103 Int_t fSize; // Size of the array of TArrayFs
104 TArrayF ** fArray; //[fSize]};
109 Bool_t Select(AliESDtrack *t);
110 Bool_t CombPID(Float_t *smallarray, Int_t size);
113 Int_t Calibrate(Option_t *optionSave="", Option_t *optionFit="RQ");
114 Int_t Calibrate(Int_t nch,Int_t *ich, Option_t *optionSave="", Option_t *optionFit="RQ");
115 Int_t Calibrate(Int_t ichmin, Int_t ichmax, Option_t *optionSave="", Option_t *optionFit="RQ");
116 Int_t Calibrate(Int_t ich, Option_t *optionSave="", Option_t *optionFit="RQ");
117 Int_t CalibrateFromProfile(Int_t ich, Option_t *optionSave="", Option_t *optionFit="RQ");
118 TH1F* Profile(Int_t i);
119 Int_t FindBins (TH1F* h, Double_t *bins) const;
121 const Char_t *fdir; // initial directory
122 TTree* fChain ; //!pointer to the analyzed TTree or TChain
124 AliESDEvent* fESD ; //! Declaration of leave types
125 Int_t fMinEntries; // minimum number of entries to steer the task
126 Int_t fIch; // TOF channel number
127 Float_t fToT; // Time over Threshold, ns
128 Float_t fTime; // TOF time, ns
129 Float_t fExpTimePi; // exp time, Pions, ns
130 Float_t fExpTimeKa; // exp time, Kaons, ns
131 Float_t fExpTimePr; // exp time, Protons, ns
132 TTree* ftree; // tree for calibration
133 Float_t fMinTime; // min TOF time for track selection; not used
134 Float_t** fbigarray; // big array for calibration
135 Int_t* findexarray; // array for entry index in each channel
136 Int_t fnESD; // number of analyzed ESD tracks
137 Int_t fnESDselected; // number of selected ESD tracks
138 Int_t fnESDkTOFout; // number of ESD tracks with kTOFout
139 Int_t fnESDkTIME; // number of ESD tracks with kTIME
140 Int_t fnESDassTOFcl; // number of ESD tracks with assigned TOF cluster
141 Int_t fnESDTIMEcut; // number of ESD tracks with TOF time < 17 ns
142 Int_t fnESDTRDcut; // number of ESD tracks with TRD ok
145 TH1F* fhToT; // ToT histo
146 TH1F* fhTime; // Time histo
147 TH1F* fhExpTimePi; // Exp Time Pi histo
148 TH1F* fhExpTimeKa; // Exp Time Ka histo
149 TH1F* fhExpTimePr; // Exp Time Pr histo
150 TH1I* fhPID; // PID histo
151 TH1D* fhch; // TOF channel histo
153 TObjArray * fOutputContainer ; //! output data container
155 ClassDef(AliTOFCalibTask, 1); // TOF Calib task
157 #endif // ALITOFCALIBTASK_H