1 #ifndef ALIPHOSDigitizer_H
2 #define ALIPHOSDigitizer_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //_________________________________________________________________________
9 // Task Class for making SDigits in PHOS
10 // Class performs digitization of Summable digits (in the PHOS case this is just
11 // sum of contributions of all primary particles into given cell).
12 // In addition it performs mixing of summable digits from different events.
14 //*-- Author: Dmitri Peressounko(SUBATECH & KI)
17 // --- ROOT system ---
18 #include "TObjString.h"
23 // --- Standard library ---
25 // --- AliRoot header files ---
26 #include "AliDigitizer.h"
27 class AliPHOSSDigitizer ;
28 class AliRunDigitizer ;
30 class AliPHOSDigitizer: public AliDigitizer {
33 AliPHOSDigitizer() ; // ctor
34 AliPHOSDigitizer(const char *headerFile, const char * name = "Default", const Bool_t toSplit = kFALSE ) ;
35 AliPHOSDigitizer(AliRunDigitizer * ard) ;
36 AliPHOSDigitizer(const AliPHOSDigitizer & dtizer)
37 {( (AliPHOSDigitizer &)dtizer ).Copy(*this) ;}
38 virtual ~AliPHOSDigitizer() ;
40 void Digitize(const Int_t event) ; // Make Digits from SDigits
41 void Exec(Option_t *option); // Supervising method
44 const Float_t GetCPVNoise() const { return fCPVNoise ;}
45 const Float_t GetCPVThreshold() const { return fCPVDigitThreshold ;}
46 const Float_t GetCPVchannel() const { return fADCchanelCpv; }
47 const Float_t GetCPVpedestal() const { return fADCpedestalCpv; }
49 void SetCPVNoise(Float_t CPVNoise) {fCPVNoise = CPVNoise;}
50 void SetCPVThreshold(Float_t CPVThreshold) {fCPVDigitThreshold= CPVThreshold;}
51 void SetNCPVchannels(Int_t n) { fNADCcpv = n; }
52 void SetCPVchannel(Float_t width) { fADCchanelCpv = width; }
53 void SetCPVpedestal(Float_t ped) { fADCpedestalCpv = ped; }
57 const Float_t GetEMCThreshold() const { return fEMCDigitThreshold;}
58 const Float_t GetEMCchannel() const { return fADCchanelEmc; }
59 const Float_t GetEMCpedestal() const { return fADCpedestalEmc; }
60 const Float_t GetPinNoise() const { return fPinNoise;}
61 const Float_t GetTimeResolution() const { return fTimeResolution ; }
63 void SetEMCThreshold(Float_t EMCThreshold) {fEMCDigitThreshold = EMCThreshold;}
64 void SetPinNoise(Float_t PinNoise ) {fPinNoise = PinNoise;}
65 void SetNEMCchannels(Int_t n) { fNADCemc = n; }
66 void SetEMCchannel(Float_t width) { fADCchanelEmc = width; }
67 void SetEMCpedestal(Float_t ped) { fADCpedestalEmc = ped ; }
68 void SetTimeResolution(Float_t res){ fTimeResolution = res ; }
71 const Int_t GetDigitsInRun() const { return fDigitsInRun ;}
72 void MixWith(const char* HeaderFile,const char* brname = 0) ; // Add another one file to mix
73 void Print(Option_t* option)const ;
75 AliPHOSDigitizer & operator = (const AliPHOSDigitizer & rvalue) {
76 // assignement operator requested by coding convention but not needed
77 Fatal("operator =", "not implemented") ;
84 void InitParameters() ;
85 void PrintDigits(Option_t * option) ;
86 void WriteDigits(Int_t evt) ; // Writes Digits for particular event
87 Float_t TimeOfNoise(void) const; // Calculate time signal generated by noise
88 //Calculate the time of crossing of the threshold by front edge
89 Float_t FrontEdgeTime(TClonesArray * ticks) const ;
90 //Calculate digitized signal with gived ADC parameters
91 Int_t DigitizeEnergy(Float_t energy, Int_t absId) ;
95 Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
96 Int_t fDigitsInRun ; //! Total number of digits in one run
98 Int_t fEmcCrystals ; // Number of EMC crystalls in the given geometry
100 Float_t fPinNoise ; // Electronics noise in EMC
101 Float_t fEMCDigitThreshold ; // Threshold for storing digits in EMC
103 Float_t fCPVNoise ; // Noise in CPV
104 Float_t fCPVDigitThreshold ; // Threshold for storing digits in CPV
107 Float_t fTimeResolution ; // Time resolution of FEE electronics
108 Float_t fTimeThreshold ; // Threshold to start timing for given crystall
109 Float_t fTimeSignalLength ; // Length of the timing signal
111 Float_t fADCchanelEmc ; // width of one ADC channel in GeV
112 Float_t fADCpedestalEmc ; // value of the EMC ADC pedestal
113 Int_t fNADCemc ; // number of channels in EMC ADC
115 Float_t fADCchanelCpv ; // width of one ADC channel in CPV units
116 Float_t fADCpedestalCpv ; // value of the CPV ADC pedestal in CPV units
117 Int_t fNADCcpv ; // number of channels in CPV ADC
119 Bool_t fToSplit ; //! Do we work in the split mode
120 TFile * fSplitFile ; //! file in which Digits will eventually be stored
123 ClassDef(AliPHOSDigitizer,1) // description
128 #endif // AliPHOSDigitizer_H