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fcf95fc7 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | ||
17 | #include <Riostream.h> | |
18 | #include <TRandom.h> | |
19 | #include "AliITSCalibrationSDD.h" | |
f45f6658 | 20 | #include "AliLog.h" |
fcf95fc7 | 21 | |
22 | ////////////////////////////////////////////////////// | |
23 | // Calibration class for set:ITS // | |
24 | // Specific subdetector implementation // | |
25 | // for silicon drift detectors // | |
26 | // // | |
27 | // // | |
28 | ////////////////////////////////////////////////////// | |
29 | ||
4bfbde86 | 30 | const Float_t AliITSCalibrationSDD::fgkTemperatureDefault = 296.; |
31 | const Float_t AliITSCalibrationSDD::fgkNoiseDefault = 10.; | |
32 | const Float_t AliITSCalibrationSDD::fgkGainDefault = 1.; | |
33 | const Float_t AliITSCalibrationSDD::fgkBaselineDefault = 20.; | |
34 | const Float_t AliITSCalibrationSDD::fgkMinValDefault = 4; | |
fcf95fc7 | 35 | //______________________________________________________________________ |
36 | ClassImp(AliITSCalibrationSDD) | |
37 | ||
4bfbde86 | 38 | AliITSCalibrationSDD::AliITSCalibrationSDD(): |
39 | AliITSCalibration(), | |
40 | fDeadChips(0), | |
41 | fDeadChannels(0), | |
42 | fMinVal(fgkMinValDefault), | |
43 | fIsDead(kFALSE), | |
44 | fBadChannels() | |
45 | { | |
fcf95fc7 | 46 | // default constructor |
47 | ||
48 | SetDeadChannels(); | |
f45f6658 | 49 | for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){ |
50 | fBaseline[ian]=fgkBaselineDefault; | |
51 | fNoise[ian]=fgkNoiseDefault; | |
52 | SetNoiseAfterElectronics(ian); | |
53 | } | |
54 | for(Int_t iw=0;iw<fgkWings;iw++){ | |
55 | for(Int_t icp=0;icp<fgkChips;icp++){ | |
56 | for(Int_t ich=0;ich<fgkChannels;ich++) | |
57 | fGain[iw][icp][ich]=1.; | |
58 | } | |
59 | } | |
fcf95fc7 | 60 | SetThresholds(fgkMinValDefault,0.); |
61 | SetTemperature(fgkTemperatureDefault); | |
62 | SetDataType(); | |
5bfe44ce | 63 | for(Int_t i=0;i<fgkChips*fgkChannels;i++){ |
5bfe44ce | 64 | for(Int_t j=0;j<fgkMapTimeNBin;j++){ |
5bfe44ce | 65 | fMapA[i][j]=0; |
5bfe44ce | 66 | fMapT[i][j]=0; |
5bfe44ce | 67 | } |
5bfe44ce | 68 | } |
fcf95fc7 | 69 | } |
70 | //______________________________________________________________________ | |
4bfbde86 | 71 | AliITSCalibrationSDD::AliITSCalibrationSDD(const char *dataType): |
72 | AliITSCalibration(), | |
73 | fDeadChips(0), | |
74 | fDeadChannels(0), | |
75 | fMinVal(fgkMinValDefault), | |
76 | fIsDead(kFALSE), | |
77 | fBadChannels(){ | |
fcf95fc7 | 78 | // constructor |
79 | ||
80 | SetDeadChannels(); | |
f45f6658 | 81 | for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){ |
82 | fBaseline[ian]=fgkBaselineDefault; | |
83 | fNoise[ian]=fgkNoiseDefault; | |
84 | SetNoiseAfterElectronics(ian); | |
85 | } | |
86 | for(Int_t iw=0;iw<fgkWings;iw++){ | |
87 | for(Int_t icp=0;icp<fgkChips;icp++){ | |
88 | for(Int_t ich=0;ich<fgkChannels;ich++) | |
89 | fGain[iw][icp][ich]=1.; | |
90 | } | |
91 | } | |
fcf95fc7 | 92 | |
fcf95fc7 | 93 | SetThresholds(fgkMinValDefault,0.); |
94 | SetTemperature(fgkTemperatureDefault); | |
95 | SetDataType(dataType); | |
5bfe44ce | 96 | for(Int_t i=0;i<fgkChips*fgkChannels;i++){ |
5bfe44ce | 97 | for(Int_t j=0;j<fgkMapTimeNBin;j++){ |
5bfe44ce | 98 | fMapA[i][j]=0; |
5bfe44ce | 99 | fMapT[i][j]=0; |
5bfe44ce | 100 | } |
5bfe44ce | 101 | } |
102 | ||
fcf95fc7 | 103 | } |
fcf95fc7 | 104 | |
fcf95fc7 | 105 | |
106 | //______________________________________________________________________ | |
f45f6658 | 107 | void AliITSCalibrationSDD::GiveCompressParam(Int_t cp[8],Int_t ian) const { |
fcf95fc7 | 108 | // give compression param |
109 | ||
f45f6658 | 110 | cp[0]=(Int_t) fBaseline[ian]; |
111 | cp[1]=(Int_t) fBaseline[ian]; | |
112 | cp[2]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5); | |
113 | cp[3]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5); | |
114 | cp[4]=0; | |
115 | cp[5]=0; | |
116 | cp[6]=0; | |
117 | cp[7]=0; | |
fcf95fc7 | 118 | } |
f45f6658 | 119 | //_____________________________________________________________________ |
120 | void AliITSCalibrationSDD::SetBadChannel(Int_t i,Int_t anode){ | |
121 | //Set bad anode (set gain=0 for these channels); | |
fcf95fc7 | 122 | |
f45f6658 | 123 | if(anode<0 || anode >fgkChannels*fgkChips*fgkWings-1)AliError("Wrong anode number"); |
124 | Int_t wing=0; | |
125 | Int_t chip,channel; | |
126 | chip=anode/fgkChannels; | |
127 | channel=anode-(chip*fgkChannels); | |
128 | if(anode>=fgkChips*fgkChannels) wing=1; | |
129 | if(wing==1)chip-=fgkChips; | |
130 | fBadChannels[i]=anode; | |
131 | fGain[wing][chip][channel]=0; | |
132 | } | |
133 | //_____________________________________________________________________ | |
134 | Bool_t AliITSCalibrationSDD::IsBadChannel(Int_t anode){ | |
135 | //returns kTRUE if the anode i (0-512) has fGain=0 | |
136 | if(anode<0 || anode >fgkChannels*fgkChips*fgkWings-1)AliError("Wrong anode number"); | |
137 | Int_t wing=0; | |
138 | Int_t chip,channel; | |
139 | chip=anode/fgkChannels; | |
140 | channel=anode-(chip*fgkChannels); | |
141 | if(anode>=fgkChips*fgkChannels) wing=1; | |
142 | if(wing==1)chip-=fgkChips; | |
143 | if(fGain[wing][chip][channel]==0) return kTRUE; | |
144 | else return kFALSE; | |
145 | } | |
146 | /* | |
fcf95fc7 | 147 | //______________________________________________________________________ |
148 | void AliITSCalibrationSDD::SetDeadChannels(Int_t nchip, Int_t nchan){ | |
149 | // Set fGain to zero to simulate a random distribution of | |
150 | // dead modules, dead chips and single dead channels | |
151 | ||
152 | for( Int_t m=0; m<fgkWings; m++ ) | |
153 | for( Int_t n=0; n<fgkChips; n++ ) | |
154 | for( Int_t p=0; p<fgkChannels; p++ ) | |
155 | fGain[m][n][p] = 1.; | |
156 | ||
157 | //fDeadModules = nmod; | |
158 | fDeadChips = nchip; | |
159 | fDeadChannels = nchan; | |
f45f6658 | 160 | fBadChannels.Set(fDeadChannels); |
fcf95fc7 | 161 | // nothing to do |
162 | //if( nmod == 0 && nchip == 0 && nchan == 0 ) return; | |
163 | ||
164 | if( nchip == 0 && nchan == 0 ) return; | |
165 | // if( nmod < 0 || nmod > fgkModules ) | |
166 | // { | |
167 | // cout << "Wrong number of dead modules: " << nmod << endl; | |
168 | // return; | |
169 | // } | |
170 | ||
171 | Int_t nmax = fgkWings*fgkChips; | |
172 | if( nchip < 0 || nchip > nmax ) | |
173 | { | |
174 | cout << "Wrong number of dead chips: " << nchip << endl; | |
175 | return; | |
176 | } | |
177 | nmax = (fgkWings*fgkChips - nchip)*fgkChannels; | |
178 | if( nchan < 0 || nchan > nmax ) | |
179 | { | |
180 | cout << "Wrong number of dead channels: " << nchan << endl; | |
181 | return; | |
182 | } | |
183 | ||
184 | TRandom *gran = new TRandom(); | |
fcf95fc7 | 185 | // cout << "chips" << endl; |
186 | Int_t * chip = new Int_t[nchip]; | |
187 | Int_t i = 0; | |
188 | while( i < nchip ) | |
189 | { | |
190 | Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.); | |
191 | if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing"); | |
192 | ||
193 | Int_t chi = (Int_t) (fgkChips*gran->Uniform() + 1.); | |
194 | if( chi <=0 || chi > fgkChips ) Error("SetDeadChannels","Wrong chip:%d\n",chi); | |
195 | i++; | |
196 | chip[i-1] = chi; | |
197 | for( Int_t m=0; m<fgkChannels; m++ ) | |
198 | fGain[wing-1][chi-1][m] = 0.; | |
199 | } | |
200 | ||
201 | Int_t * channel = new Int_t[nchan]; | |
202 | Int_t * channelChip = new Int_t[nchan]; | |
203 | i = 0; | |
204 | while( i < nchan ) | |
205 | { | |
206 | Int_t k; //loop variable | |
207 | Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.); | |
208 | if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing:%d\n",wing); | |
209 | Int_t chipp = (Int_t) (fgkChips*gran->Uniform() + 1.); | |
210 | if( chipp <=0 || chipp > fgkChips ) Error("SetDeadChannels","Wrong chip:%d",chipp); | |
211 | Int_t flagChip = 0; | |
212 | for( k=0; k<nchip; k++) | |
213 | if( chipp == chip[k] ) { | |
214 | flagChip = 1; break; } | |
215 | if( flagChip == 1 ) continue; | |
216 | i++; | |
217 | channel[i-1] = (Int_t) (fgkChannels*gran->Uniform() + 1.); | |
218 | if( channel[i-1] <=0 || channel[i-1] > fgkChannels ) | |
219 | Error("SetDeadChannels","Wrong channel:%d\n",channel[i-1]); | |
220 | channelChip[i-1] = chipp; | |
221 | fGain[wing-1][chipp-1][channel[i-1]-1] = 0.; | |
222 | } | |
223 | ||
224 | delete [] chip; | |
225 | delete [] channel; | |
226 | delete [] channelChip; | |
227 | } | |
f45f6658 | 228 | */ |
fcf95fc7 | 229 | //______________________________________________________________________ |
230 | void AliITSCalibrationSDD::PrintGains() const{ | |
231 | // | |
232 | ||
233 | if( GetDeadChips() == 0 && | |
234 | GetDeadChannels() == 0 ) | |
235 | return; | |
236 | ||
237 | // Print Electronics Gains | |
238 | cout << "**************************************************" << endl; | |
239 | cout << " Print Electronics Gains " << endl; | |
240 | cout << "**************************************************" << endl; | |
241 | ||
242 | // Print SDD electronic gains | |
243 | for(Int_t t=0; t<fgkWings;t++) | |
244 | for(Int_t u=0; u<fgkChips;u++) | |
245 | for(Int_t v=0; v<fgkChannels;v++) | |
246 | { | |
247 | if( fGain[t][u][v] != 1.0 ) | |
248 | cout << "Gain for wing: " << t+1 << ", Chip " << u+1 << | |
249 | ", Channel " << v+1 << " = " << fGain[t][u][v] << endl; | |
250 | } | |
251 | } | |
e56160b8 | 252 | |
fcf95fc7 | 253 | //______________________________________________________________________ |
254 | void AliITSCalibrationSDD::Print(){ | |
255 | // Print SDD response Parameters | |
256 | ||
257 | cout << "**************************************************" << endl; | |
258 | cout << " Silicon Drift Detector Response Parameters " << endl; | |
259 | cout << "**************************************************" << endl; | |
260 | cout << "Hardware compression parameters: " << endl; | |
f45f6658 | 261 | cout << "Noise before electronics (arbitrary units): " << fNoise[0] << endl; |
262 | cout << "Baseline (ADC units): " << fBaseline[0] << endl; | |
263 | cout << "Noise after electronics (ADC units): " << fNoiseAfterEl[0] << endl; | |
fcf95fc7 | 264 | cout << "Temperature: " << Temperature() << " K " << endl; |
265 | cout << "Min. Value: " << fMinVal << endl; | |
266 | PrintGains(); | |
267 | ||
5bfe44ce | 268 | } |