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1 | #ifndef ALITRDDIGITIZER_H |
| 2 | #define ALITRDDIGITIZER_H |
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3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
| 4 | * See cxx source for full Copyright notice */ |
| 5 | |
| 6 | /* $Id$ */ |
| 7 | |
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8 | #include "AliDigitizer.h" |
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9 | |
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10 | class TFile; |
| 11 | class TF1; |
| 12 | |
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13 | class AliRunDigitizer; |
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14 | class AliRunLoader; |
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15 | |
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16 | class AliTRD; |
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17 | class AliTRDdigitsManager; |
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18 | class AliTRDgeometry; |
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19 | |
| 20 | /////////////////////////////////////////////////////// |
| 21 | // Produces digits from the hits information // |
| 22 | /////////////////////////////////////////////////////// |
| 23 | |
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24 | class AliTRDdigitizer : public AliDigitizer { |
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25 | |
| 26 | public: |
| 27 | |
| 28 | AliTRDdigitizer(); |
| 29 | AliTRDdigitizer(const Text_t* name, const Text_t* title); |
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30 | AliTRDdigitizer(AliRunDigitizer *manager, const Text_t* name, const Text_t* title); |
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31 | AliTRDdigitizer(AliRunDigitizer *manager); |
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32 | AliTRDdigitizer(const AliTRDdigitizer &d); |
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33 | virtual ~AliTRDdigitizer(); |
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34 | AliTRDdigitizer &operator=(const AliTRDdigitizer &d); |
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35 | |
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36 | virtual void Copy(TObject &d) const; |
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37 | virtual Bool_t InitDetector(); |
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38 | virtual void Exec(Option_t* option = 0); |
| 39 | virtual Bool_t Open(const Char_t *file, Int_t nEvent = 0); |
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40 | virtual Bool_t MakeBranch(TTree* tree) const; |
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41 | virtual Bool_t MakeDigits(); |
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42 | virtual void AddSDigitsManager(AliTRDdigitsManager *manager); |
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43 | virtual void DeleteSDigitsManager(); |
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44 | virtual Bool_t ConvertSDigits(); |
| 45 | virtual Bool_t MergeSDigits(); |
| 46 | virtual Bool_t SDigits2Digits(); |
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47 | virtual Bool_t WriteDigits() const; |
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48 | |
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49 | void InitOutput(Int_t iEvent); |
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50 | |
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51 | virtual void SetCompress(Int_t c = 1) { fCompress = c; }; |
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52 | virtual void SetSDigits(Int_t v = 1) { fSDigits = v; }; |
| 53 | virtual void SetSDigitsScale(Float_t s) { fSDigitsScale = s; }; |
| 54 | virtual void SetEvent(Int_t v = 0) { fEvent = v; }; |
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55 | virtual void SetManager(AliTRDdigitsManager *man) { fDigitsManager = man; }; |
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56 | virtual void SetGeometry(AliTRDgeometry *geo) { fGeo = geo; }; |
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57 | virtual void SetMergeSignalOnly(Bool_t m = kTRUE) { fMergeSignalOnly = m; }; |
| 58 | |
| 59 | AliTRDdigitsManager *Digits() const { return fDigitsManager; }; |
| 60 | |
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61 | Bool_t GetCompress() const { return fCompress; }; |
| 62 | Bool_t GetSDigits() const { return fSDigits; }; |
| 63 | Float_t GetSDigitsScale() const { return fSDigitsScale; }; |
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64 | |
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65 | virtual Double_t TimeStruct(Float_t vdrift, Double_t time, Double_t z); |
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66 | |
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67 | Float_t GetDiffusionT(Float_t vdrift); |
| 68 | Float_t GetDiffusionL(Float_t vdrift); |
| 69 | virtual Int_t Diffusion(Float_t vdrift, Double_t driftlength, Double_t *xyz); |
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70 | |
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71 | Float_t GetLorentzFactor(Float_t vdrift); |
| 72 | virtual Int_t ExB(Float_t vdrift, Double_t driftlength, Double_t *xyz); |
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73 | |
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74 | protected: |
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75 | |
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76 | AliRunLoader *fRunLoader; //! Local pointer |
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77 | AliTRDdigitsManager *fDigitsManager; //! Manager for the output digits |
| 78 | AliTRDdigitsManager *fSDigitsManager; //! Manager for the summed input s-digits |
| 79 | TList *fSDigitsManagerList; //! List of managers of input s-digits |
| 80 | AliTRD *fTRD; //! TRD detector class |
| 81 | AliTRDgeometry *fGeo; //! TRD geometry |
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82 | Int_t fEvent; //! Event number |
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83 | Int_t *fMasks; //! Masks for the merging |
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84 | Bool_t fCompress; // Switch to keep only compressed data in memory |
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85 | Bool_t fSDigits; // Switch for the summable digits |
| 86 | Float_t fSDigitsScale; // Scale factor for the summable digits |
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87 | Bool_t fMergeSignalOnly; // Merge only detectors that contain a signal |
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88 | |
| 89 | void SampleTimeStruct(Float_t vdrift); |
| 90 | void RecalcDiffusion(Float_t vdrift); |
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91 | |
| 92 | struct |
| 93 | { |
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94 | Float_t fLastVdrift; //! The structures are valid for fLastVdrift (caching) |
| 95 | Float_t fDiffusionT; //! Transverse drift coefficient |
| 96 | Float_t fDiffusionL; //! Longitudinal drift coefficient |
| 97 | Float_t fOmegaTau; //! Tangens of the Lorentz angle |
| 98 | Float_t fLorentzFactor; //! Factor due to Lorentz force |
| 99 | } fDiffusionInfo; //! Do not write the structures |
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100 | |
| 101 | struct |
| 102 | { |
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103 | Float_t fLastVdrift; //! The structures are valid for fLastVdrift (caching) |
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104 | Float_t *fTimeStruct1; //! Time Structure of Drift Cells |
| 105 | Float_t *fTimeStruct2; //! Time Structure of Drift Cells |
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106 | Float_t fVDlo; //! Lower drift velocity, for interpolation |
| 107 | Float_t fVDhi; //! Higher drift velocity, for interpolation |
| 108 | } fTimeStructInfo; //! Do not write the structures |
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109 | |
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110 | private: |
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111 | |
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112 | virtual Bool_t Init(); |
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113 | |
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114 | virtual Bool_t CheckDetector(Int_t plane, Int_t chamber, Int_t sector); |
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115 | |
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116 | ClassDef(AliTRDdigitizer,12) // Produces TRD-Digits |
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117 | |
| 118 | }; |
| 119 | |
| 120 | #endif |
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