1 #ifndef ALITRDPARAMETER_H
2 #define ALITRDPARAMETER_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
12 class AliTRDparameter : public TNamed {
16 enum { kNplan = 6, kNcham = 5, kNsect = 18, kNdet = 540 };
19 AliTRDparameter(const Text_t* name, const Text_t* title);
20 AliTRDparameter(const AliTRDparameter &p);
21 virtual ~AliTRDparameter();
22 AliTRDparameter &operator=(const AliTRDparameter &p);
24 virtual void Copy(TObject &p);
26 virtual void ReInit();
28 virtual void SetNRowPad();
29 virtual void SetNRowPad(const Int_t p, const Int_t c, const Int_t npad);
30 virtual void SetColPadSize(const Int_t p, const Float_t s);
31 virtual void SetNTimeBin(const Int_t nbin);
32 virtual void SetExpandTimeBin(const Int_t nbefore, const Int_t nafter)
33 { fTimeBefore = nbefore;
34 fTimeAfter = nafter; };
36 virtual void SetGasGain(Float_t gasgain) { fGasGain = gasgain; };
37 virtual void SetNoise(Float_t noise) { fNoise = noise; };
38 virtual void SetChipGain(Float_t chipgain) { fChipGain = chipgain; };
39 virtual void SetADCoutRange(Float_t range) { fADCoutRange = range; };
40 virtual void SetADCinRange(Float_t range) { fADCinRange = range; };
41 virtual void SetADCthreshold(Int_t thresh) { fADCthreshold = thresh; };
42 virtual void SetDiffusion(Int_t diffOn = 1) { fDiffusionOn = diffOn; };
43 virtual void SetElAttach(Int_t elOn = 1) { fElAttachOn = elOn; };
44 virtual void SetElAttachProp(Float_t prop) { fElAttachProp = prop; };
45 virtual void SetExB(Int_t exbOn = 1) { fExBOn = exbOn; };
46 virtual void SetPadResponse(Int_t prfOn = 1) { fPRFOn = prfOn; };
47 virtual void SetTimeResponse(Int_t trfOn = 1) { fTRFOn = trfOn;
49 virtual void SetCrossTalk(Int_t ctOn = 1) { fCTOn = ctOn;
51 virtual void SetTailCancelation(Int_t tcOn = 1) { fTCOn = tcOn; };
52 virtual void SetNexponential(Int_t nexp) { fTCnexp = nexp; };
53 virtual void SetDriftVelocity(Float_t v) { fDriftVelocity = v;
55 virtual void SetPadCoupling(Float_t v) { fPadCoupling = v; };
56 virtual void SetTimeCoupling(Float_t v) { fTimeCoupling = v; };
57 virtual void SetTiltingAngle(Float_t v);
59 virtual void SetLUT(Int_t lutOn = 1) { fLUTOn = lutOn; };
60 virtual void SetClusMaxThresh(Int_t thresh) { fClusMaxThresh = thresh; };
61 virtual void SetClusSigThresh(Int_t thresh) { fClusSigThresh = thresh; };
63 Int_t GetRowMax(const Int_t p, const Int_t c, const Int_t s)
64 const { return fRowMax[p][c][s]; };
65 Int_t GetColMax(const Int_t p) const { return fColMax[p]; };
66 Int_t GetTimeMax() const { return fTimeMax; };
67 Int_t GetTimeBefore() const { return fTimeBefore; };
68 Int_t GetTimeAfter() const { return fTimeAfter; };
69 Int_t GetTimeTotal() const { return fTimeMax
73 Float_t GetRow0(const Int_t p, const Int_t c, const Int_t s)
74 const { return fRow0[p][c][s]; };
75 Float_t GetCol0(const Int_t p) const { return fCol0[p]; };
76 Float_t GetTime0(const Int_t p) const { return fTime0[p]; };
78 Float_t GetRowPadSize(const Int_t p, const Int_t c, const Int_t s)
79 const { return fRowPadSize[p][c][s]; };
80 Float_t GetColPadSize(const Int_t p) const { return fColPadSize[p]; };
81 Float_t GetTimeBinSize() const { return fTimeBinSize; };
83 Float_t GetGasGain() const { return fGasGain; };
84 Float_t GetNoise() const { return fNoise; };
85 Float_t GetChipGain() const { return fChipGain; };
86 Float_t GetADCoutRange() const { return fADCoutRange; };
87 Float_t GetADCinRange() const { return fADCinRange; };
88 Int_t GetADCthreshold() const { return fADCthreshold; };
89 Float_t GetDiffusionT() const { return fDiffusionT; };
90 Float_t GetDiffusionL() const { return fDiffusionL; };
91 Float_t GetElAttachProp() const { return fElAttachProp; };
92 Float_t GetOmegaTau() const { return fOmegaTau; };
93 Float_t GetDriftVelocity() const { return fDriftVelocity; };
94 Float_t GetPadCoupling() const { return fPadCoupling; };
95 Float_t GetTimeCoupling() const { return fTimeCoupling; };
96 Float_t GetTimeBinWidth() const { return fTimeBinWidth; };
97 Float_t GetTRFlo() const { return fTRFlo; };
98 Float_t GetTRFhi() const { return fTRFhi; };
99 Float_t GetLorentzFactor() const { return fLorentzFactor; };
100 Float_t GetTCnexp() const { return fTCnexp; };
101 Float_t GetTiltingAngle() const;
102 virtual Float_t GetDiffusionL(Float_t vd, Float_t b);
103 virtual Float_t GetDiffusionT(Float_t vd, Float_t b);
104 virtual Float_t GetOmegaTau(Float_t vd, Float_t b);
106 virtual Int_t GetClusMaxThresh() const { return fClusMaxThresh; };
107 virtual Int_t GetClusSigThresh() const { return fClusSigThresh; };
109 Int_t ExBOn() const { return fExBOn; };
110 Int_t PRFOn() const { return fPRFOn; };
111 Int_t TRFOn() const { return fTRFOn; };
112 Int_t ElAttachOn() const { return fElAttachOn; };
113 Int_t DiffusionOn() const { return fDiffusionOn; };
114 Int_t CTOn() const { return fCTOn; };
115 Int_t TCOn() const { return fTCOn; };
116 Int_t LUTOn() const { return fLUTOn; };
118 virtual Int_t Diffusion(Float_t driftlength, Float_t *xyz);
119 virtual Int_t ExB(Float_t driftlength, Float_t *xyz);
120 virtual Float_t Col0Tilted(Float_t col0, Float_t rowOffset, Int_t plane);
121 virtual Int_t PadResponse(Float_t signal, Float_t dist, Int_t plane, Float_t *pad);
122 virtual Float_t CrossTalk(Float_t time);
123 virtual Float_t TimeResponse(Float_t time);
124 virtual Double_t LUTposition(Int_t iplane, Double_t ampL, Double_t ampC, Double_t ampR);
128 AliTRDgeometry *fGeo; //! TRD geometry
130 // Pad plane geometry
131 Int_t fRowMax[kNplan][kNcham][kNsect]; // Number of pad-rows
132 Int_t fColMax[kNplan]; // Number of pad-columns
133 Int_t fTimeMax; // Number of timebins in the drift region
134 Int_t fTimeBefore; // Number of timebins before the drift region
135 Int_t fTimeAfter; // Number of timebins after the drift region
137 Float_t fRow0[kNplan][kNcham][kNsect]; // Row-position of pad 0
138 Float_t fCol0[kNplan]; // Column-position of pad 0
139 Float_t fTime0[kNplan]; // Time-position of pad 0
141 Float_t fRowPadSize[kNplan][kNcham][kNsect]; // Pad size in z-direction
142 Float_t fColPadSize[kNplan]; // Pad size in rphi-direction
143 Float_t fTimeBinSize; // Size of the time buckets
145 // Digitization parameter
146 Float_t fField; // Magnetic field
147 Float_t fGasGain; // Gas gain
148 Float_t fNoise; // Electronics noise
149 Float_t fChipGain; // Electronics gain
150 Float_t fADCoutRange; // ADC output range (number of channels)
151 Float_t fADCinRange; // ADC input range (input charge)
152 Int_t fADCthreshold; // ADC threshold in ADC channel
153 Int_t fDiffusionOn; // Switch for the diffusion
154 Float_t fDiffusionT; // Diffusion in transverse direction
155 Float_t fDiffusionL; // Diffusion in longitudinal direction
156 Int_t fElAttachOn; // Switch for the electron attachment
157 Float_t fElAttachProp; // Propability for electron attachment (for 1m)
158 Int_t fExBOn; // Switch for the ExB effects
159 Float_t fOmegaTau; // Tangens of the Lorentz angle
160 Float_t fLorentzFactor; // Factor due to Lorentz force
161 Int_t fPRFOn; // Switch for the pad response
162 Float_t *fPRFsmp; //! Sampled pad response
163 Int_t fPRFbin; // Number of bins for the PRF
164 Float_t fPRFlo; // Lower boundary of the PRF
165 Float_t fPRFhi; // Higher boundary of the PRF
166 Float_t fPRFwid; // Bin width of the sampled PRF
167 Int_t fPRFpad; // Distance to next pad in PRF
168 Int_t fTRFOn; // Switch for the time response
169 Float_t *fTRFsmp; //! Integrated time response
170 Int_t fTRFbin; // Number of bins for the TRF
171 Float_t fTRFlo; // Lower boundary of the TRF
172 Float_t fTRFhi; // Higher boundary of the TRF
173 Float_t fTRFwid; // Bin width of the integrated TRF
174 Int_t fCTOn; // Switch for cross talk
175 Float_t *fCTsmp; //! Integrated cross talk
176 Int_t fTCOn; // Switch for the tail cancelation
177 Int_t fTCnexp; // Number of exponential of the digital filter
178 Float_t fDriftVelocity; // Drift velocity (cm / mus)
179 Float_t fTimeBinWidth; // Time bin width in ns
180 Float_t fPadCoupling; // Pad coupling factor
181 Float_t fTimeCoupling; // Time coupling factor (image charge of moving ions)
182 Float_t fTiltingAngle; // Tilting angle of the readout pads
184 // Clusterization parameter
185 Int_t fClusMaxThresh; // Threshold value for cluster maximum
186 Int_t fClusSigThresh; // Threshold value for cluster signal
187 Int_t fLUTOn; // Switch for the lookup table method
188 Int_t fLUTbin; // Number of bins of the LUT
189 Float_t *fLUT; //! The lookup table
193 virtual void SamplePRF();
194 virtual void SampleTRF();
195 virtual void FillLUT();
197 ClassDef(AliTRDparameter,1) // TRD parameter class