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[u/mrichter/AliRoot.git] / EMCAL / AliEMCALDigitizer.h
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61e0abb5 1#ifndef ALIEMCALDigitizer_H
2#define ALIEMCALDigitizer_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
8//_________________________________________________________________________
ffa6d63b 9// Task Class for making Digits in EMCAL
61e0abb5 10//
ffa6d63b 11//*-- Author: Sahal Yacoob (LBL)
12// based on : AliPHOSDigit
88cb7938 13// July 2003 Yves Schutz : NewIO
ffa6d63b 14//_________________________________________________________________________
61e0abb5 15
16
17// --- ROOT system ---
61e0abb5 18#include "TObjString.h"
19class TArrayI ;
05a92d59 20class TClonesArray ;
21
61e0abb5 22// --- Standard library ---
23
24// --- AliRoot header files ---
814ad4bf 25#include "AliDigitizer.h"
88cb7938 26#include "AliConfig.h"
05a92d59 27class AliEMCALSDigitizer ;
28class AliRunDigitizer ;
61e0abb5 29
814ad4bf 30class AliEMCALDigitizer: public AliDigitizer {
61e0abb5 31
32public:
33 AliEMCALDigitizer() ; // ctor
09884213 34 AliEMCALDigitizer(TString alirunFileNameFile, TString eventFolderName = AliConfig::fgkDefaultEventFolderName) ;
88cb7938 35 AliEMCALDigitizer(const AliEMCALDigitizer & dtizer) ;
36 AliEMCALDigitizer(AliRunDigitizer * manager) ;
61e0abb5 37 virtual ~AliEMCALDigitizer() ;
38
09884213 39 void Digitize(Int_t event); // Make Digits from SDigits stored in fSDigits
05a92d59 40 void Exec(Option_t *option); // Supervising method
61e0abb5 41
09884213 42 Float_t GetDigitThreshold() const { return fDigitThreshold;}
43 Float_t GetPedestal() const { return fPedestal; }
44 Float_t GetPinNoise() const { return fPinNoise;}
45 Float_t GetSlope() const { return fSlope; }
46 Float_t GetTimeResolution() const { return fTimeResolution ; }
47 Float_t GetECAchannel() const { return fADCchannelEC ; }
48 Float_t GetECApedestal() const { return fADCpedestalEC ; }
45fa49ca 49 void SetEventRange(Int_t first=0, Int_t last=-1) {fFirstEvent=first; fLastEvent=last; }
a9485c37 50 void SetDigitThreshold(Float_t EMCThreshold) {fDigitThreshold = EMCThreshold;}
61e0abb5 51 void SetPinNoise(Float_t PinNoise ) {fPinNoise = PinNoise;}
52
05a92d59 53 //General
09884213 54 Int_t GetDigitsInRun() const { return fDigitsInRun; }
55 void MixWith(TString alirunFileName,
56 TString eventFolderName = AliConfig::fgkDefaultEventFolderName) ; // Add another one file to mix
88cb7938 57 void Print()const ;
814ad4bf 58
9c0a4862 59 AliEMCALDigitizer & operator = (const AliEMCALDigitizer & /*rvalue*/) {
814ad4bf 60 // assignement operator requested by coding convention but not needed
9859bfc0 61 Fatal("operator =", "not implemented") ;
62 return *this ;
814ad4bf 63 }
64
61e0abb5 65private:
814ad4bf 66
d17817b7 67 Bool_t Init();
839828a6 68 void InitParameters() ;
61e0abb5 69 void PrintDigits(Option_t * option) ;
88cb7938 70 void Unload() ;
9e5d2067 71 void WriteDigits() ; // Writes Digits the current event
72 Float_t TimeOfNoise(void) ; // Calculate time signal generated by noise
88cb7938 73
05a92d59 74 //Calculate the time of crossing of the threshold by front edge
814ad4bf 75 Float_t FrontEdgeTime(TClonesArray * ticks) ;
fdebddeb 76 Int_t DigitizeEnergy(Float_t energy) ;
61e0abb5 77
78private:
814ad4bf 79
88cb7938 80 Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
81 Int_t fDigitsInRun ; //! Total number of digits in one run
82 Bool_t fInit ; //! To avoid overwriting existing files
83
84 Int_t fInput ; // Number of files to merge
85 TString * fInputFileNames ; //[fInput] List of file names to merge
86 TString * fEventNames ; //[fInput] List of event names to merge
87
a9485c37 88 Float_t fDigitThreshold ; // Threshold for storing digits in EMC
89 Int_t fMeanPhotonElectron ; // number of photon electrons per GeV deposited energy
90 Float_t fPedestal ; // Calibration parameters
91 Float_t fSlope ; // read from SDigitizer
92 Float_t fPinNoise ; // Electronics noise in EMC
93 Float_t fTimeResolution ; // Time resolution of FEE electronics
94 Float_t fTimeThreshold ; // Threshold to start timing for given crystall
95 Float_t fTimeSignalLength ; // Length of the timing signal
96 Float_t fADCchannelEC ; // width of one ADC channel in EC section (GeV)
97 Float_t fADCpedestalEC ; //
98 Int_t fNADCEC ; // number of channels in EC section ADC
a9485c37 99
88cb7938 100 TString fEventFolderName; // skowron: name of EFN to read data from in stand alone mode
45fa49ca 101 Int_t fFirstEvent; // first event to process
102 Int_t fLastEvent; // last event to process
88cb7938 103
104 ClassDef(AliEMCALDigitizer,4) // description
61e0abb5 105
106};
107
108
109#endif // AliEMCALDigitizer_H