Added the option to write objects into separate files and improved the cleaning
[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
13//_________________________________________________________________________
61e0abb5 14
15
d968cee0 16#include <stdlib.h>
61e0abb5 17// --- ROOT system ---
814ad4bf 18
61e0abb5 19#include "TObjString.h"
20class TArrayI ;
21// --- Standard library ---
22
23// --- AliRoot header files ---
24class AliEMCALSDigitizer ;
814ad4bf 25#include "AliRunDigitizer.h"
26#include "AliDigitizer.h"
61e0abb5 27
28
814ad4bf 29class AliEMCALDigitizer: public AliDigitizer {
61e0abb5 30
31public:
32 AliEMCALDigitizer() ; // ctor
ffa6d63b 33 AliEMCALDigitizer(const char *headerFile,const char * sDigitsBranchTitle = "Default") ;
814ad4bf 34 AliEMCALDigitizer(AliRunDigitizer * ard) ;
35 AliEMCALDigitizer(const AliEMCALDigitizer & dtizer)
36 {( (AliEMCALDigitizer &)dtizer ).Copy(*this) ;}
61e0abb5 37 virtual ~AliEMCALDigitizer() ;
38
814ad4bf 39 void Digitize(const Int_t); // Make Digits from SDigits stored in fSDigits
61e0abb5 40 void Exec(Option_t *option); // Supervising method
41
d968cee0 42 const Float_t GetTowerThreshold() const { return fTowerDigitThreshold;}
d17817b7 43 const Float_t GetPedestal() const { return fPedestal; }
44 const Float_t GetPinNoise() const { return fPinNoise;}
45 const Float_t GetSlope() const { return fSlope; }
814ad4bf 46 const Float_t GetTimeResolution() const { return fTimeResolution ; }
d17817b7 47 const Float_t GetTowerchannel() const { return fADCchannelTower ; }
48 const Float_t GetTowerpedestal() const { return fADCpedestalTower ; }
49 const Float_t GetPreShochannel() const { return fADCchannelPreSho ; }
50 const Float_t GetPreShopedestal() const { return fADCpedestalPreSho ; }
814ad4bf 51
814ad4bf 52 void MixWith(char* HeaderFile) ; // Add another one file to mix
61e0abb5 53 virtual void Print(Option_t* option)const ;
54 void Reset() ; //restarts starts event processing from 0 event(s)
814ad4bf 55 const Int_t GetDigitsInRun() const { return fDigitsInRun; } ;
d968cee0 56 void SetTowerThreshold(Float_t EMCThreshold) {fTowerDigitThreshold = EMCThreshold;}
61e0abb5 57 void SetPinNoise(Float_t PinNoise ) {fPinNoise = PinNoise;}
58
61e0abb5 59 void SetSDigitsBranch(const char* file) ;
64c73770 60 void SetSplitFile(const TString splitFileName = "EMCAL.Digits.root") ;
814ad4bf 61
62
63 AliEMCALDigitizer & operator = (const AliEMCALDigitizer & rvalue) {
64 // assignement operator requested by coding convention but not needed
65 abort() ;
66 return *this ;
67 }
68
61e0abb5 69
70private:
814ad4bf 71
d17817b7 72 Bool_t Init();
839828a6 73 void InitParameters() ;
61e0abb5 74 Bool_t ReadSDigits() ; // Read sdigits for particular events
814ad4bf 75 void WriteDigits(Int_t evt) ; // Writes Digits for particular event
61e0abb5 76 void PrintDigits(Option_t * option) ;
814ad4bf 77 Float_t TimeOfNoise(void) ; // Calculate time signal generated by noise
78 Float_t FrontEdgeTime(TClonesArray * ticks) ;
d17817b7 79 Int_t DigitizeEnergy(Float_t energy, Int_t absId) ;
61e0abb5 80
81private:
814ad4bf 82
ffa6d63b 83 AliEMCALSDigitizer * fSDigitizer ; // ! SDigitizer to extract some sdigitizing parameters
61e0abb5 84 Int_t fNinputs ; // Number of input files
85 Bool_t fInitialized ; //
814ad4bf 86
87 Int_t fDigitsInRun ; //! Total number of digits in one run
61e0abb5 88 Float_t fPedestal ; // Calibration parameters
89 Float_t fSlope ; // read from SDigitizer
90
91 Float_t fPinNoise ; // Electronics noise in EMC
d968cee0 92 Float_t fTowerDigitThreshold ; // Threshold for storing digits in EMC
814ad4bf 93 Float_t fPreShowerDigitThreshold ; // Threshold for Preshower digits
94
95 Float_t fTimeResolution ; // Time resolution of FEE electronics
96 Float_t fTimeThreshold ; // Threshold to start timing for given crystall
97 Float_t fTimeSignalLength ; // Length of the timing signal
98
99 Float_t fADCchannelTower ; // width of one ADC channel in Tower (GeV)
100 Float_t fADCpedestalTower ; //
101 Int_t fNADCTower ; // number of channels in Tower ADC
61e0abb5 102
814ad4bf 103 Float_t fADCchannelPreSho ; // width of one ADC channel in Pre Shower (GeV)
104 Float_t fADCpedestalPreSho ; //
105 Int_t fNADCPreSho ; // number of channels in Pre Shower ADC
64c73770 106 TFile * fSplitFile ; //! file in which Digits will eventually be stored
61e0abb5 107
108 ClassDef(AliEMCALDigitizer,1) // description
109
110};
111
112
113#endif // AliEMCALDigitizer_H