1 #ifndef ALIT0PARAMETERS_H
2 #define ALIT0PARAMETERS_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights
6 * Latest changes by Christian Holm Christensen <cholm@nbi.dk>
8 * See cxx source for full Copyright notice
11 //____________________________________________________________________
13 // Singleton class to handle various parameters of the
15 // Should get data fromm Conditions DB.
21 #include <TObjArray.h>
25 class AliT0Parameters : public TNamed
28 static AliT0Parameters* Instance();
31 // Set various `Fixed' parameters
32 void SetPh2Mip(Int_t r=300) { fPh2Mip = r; }
33 void SetmV2Mip(Int_t r=50) { fmV2Mip = r; }
34 void SetChannelWidth(Int_t s=25) { fChannelWidth = s;}
35 void SetmV2channel(Int_t size=320) { fmV2Channel = size; }
36 void SetQTmin(Int_t qt=13) {fQTmin = qt;}
37 void SetQTmax(Int_t qt=125) {fQTmax = qt;}
38 void SetZposition( Float_t valueC=69.7, Float_t valueA=373) {
39 fT0zPosition[0]=valueC, fT0zPosition[1]=valueA;}
40 void SetPMTeff(Int_t ipmt);
42 void SetTimeDelayTVD(Float_t r=150) { fTimeDelayTVD = r; };
43 Float_t GetTimeDelayTVD() { return fTimeDelayTVD; }
45 // Set various variable parameter defaults
46 void SetSlewingLED(Int_t ipmt);
47 void SetSlewingRec(Int_t ipmt);
50 // Get `Fixed' various parameters
51 Int_t GetPh2Mip() const { return fPh2Mip; }
52 Int_t GetmV2Mip() const { return fmV2Mip; }
53 Int_t GetChannelWidth() const { return fChannelWidth; }
54 Int_t GetmV2channel() const { return fmV2Channel; }
55 Int_t GetQTmin() const {return fQTmin;}
56 Int_t GetQTmax() const {return fQTmax;}
57 Double_t GetZposition(Int_t i) const {return fT0zPosition[i];}
58 Double_t GetZPosition(const char* symname) ;
59 TGraph * GetPMTeff(Int_t ipmt) const
60 {return (TGraph*)fPMTeff.At(ipmt);}
61 Float_t GetpmtEFF(Int_t ipmt, Float_t lambda) const
62 {return((TGraph*)fPMTeff.At(ipmt))->Eval(lambda);}
65 Float_t GetSlewingLED(Int_t ipmt, Float_t mv) const;
66 // {return((TGraph*)fSlewingLED.At(ipmt))->Eval(mv);}
67 TGraph * GetSlew(Int_t ipmt) const ;
68 // {return (TGraph*)fSlewingLED.At(ipmt);}
69 TGraph * GetSlewRec(Int_t ipmt) const;
70 // {return (TGraph*)fSlewingRec.At(ipmt);}
71 Float_t GetSlewingRec(Int_t ipmt, Float_t mv) const;
72 // {return((TGraph*)fSlewingRec.At(ipmt))->Eval(mv);}
74 TGraph *GetWalk(Int_t ipmt ) const;// {return ((TF1*)fWalk.At(ipmt));}
75 Float_t GetWalkVal(Int_t ipmt, Float_t mv ) const ;//{return ((TF1*)fWalk.At(ipmt))->Eval(mv);}
76 void SetWalk(Int_t ipmt) ;
78 Float_t GetTimeDelayCFD(Int_t ipmt);
79 Float_t GetTimeDelayLED(Int_t ipmt);
83 Int_t GetChannel(Int_t trm, Int_t tdc, Int_t chain, Int_t channel);
84 Int_t GetNumberOfTRMs();
85 void SetNumberOfTRMs(Int_t ntrms=2) {fNumberOfTRMs = ntrms;}
89 virtual ~AliT0Parameters() {}
90 static AliT0Parameters* fgInstance; // Static singleton instance
92 Bool_t fIsInit; // Whether we've been initialised
93 Float_t fT0zPosition[2] ; // z-position of the two T0s
94 Int_t fPh2Mip; // # photoelectrons per MIP in radiator
95 Int_t fmV2Mip; // # mV per MIP in radiator
96 Int_t fChannelWidth; // channel width in ns
97 Int_t fmV2Channel; // ADC mv 2 channel # (200000ps/(25*25).
98 Int_t fQTmin; //min time for QTC
99 Int_t fQTmax; //max time fro QTC
100 Int_t fVariableDelayLine[24]; //time delay in VDL for trigger equvalizing
101 TObjArray fSlewingLED; //array of slewing correction for each PMT
102 TObjArray fSlewingRec; //array of slewing correction for Reconstruction
103 TObjArray fPMTeff; //array PMT registration efficiency
104 TObjArray fWalk; //array time-amplitude walk
106 Float_t fTimeDelayLED; // sum time delay for LED channel
107 Float_t fTimeDelayCFD; // sum time delay for CFD channel
108 Float_t fTimeDelayTVD; //time delay for TVD (vertex trigger channel)
110 TMap fLookUp; //lookup table
111 Int_t fNumberOfTRMs; // number of TRMs in setup
113 static AliT0CalibData * fgCalibData; // singleton for Calibration data
114 static AliT0CalibData * fgLookUp; // singleton for Calibration data
115 static AliT0CalibData * fgSlewCorr; // singleton for Calibration data
117 AliCDBEntry* fCalibentry ; // pointer to T0 calibration object
118 AliCDBEntry* fLookUpentry ; // pointer to T0 lokkup table
119 AliCDBEntry* fSlewCorr ; // pointer to slewing correction
121 ClassDef(AliT0Parameters,2)
123 AliT0Parameters(const AliT0Parameters&);
124 AliT0Parameters& operator=(const AliT0Parameters&);
129 //____________________________________________________________________