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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 | ||
30 | const Double_t AliITSCalibrationSDD::fgkTemperatureDefault = 296.; | |
31 | const Double_t AliITSCalibrationSDD::fgkNoiseDefault = 10.; | |
f45f6658 | 32 | const Double_t AliITSCalibrationSDD::fgkGainDefault = 1.; |
fcf95fc7 | 33 | const Double_t AliITSCalibrationSDD::fgkBaselineDefault = 20.; |
34 | const Double_t AliITSCalibrationSDD::fgkMinValDefault = 4; | |
35 | //______________________________________________________________________ | |
36 | ClassImp(AliITSCalibrationSDD) | |
37 | ||
f45f6658 | 38 | AliITSCalibrationSDD::AliITSCalibrationSDD(){ |
fcf95fc7 | 39 | // default constructor |
40 | ||
41 | SetDeadChannels(); | |
f45f6658 | 42 | fBadChannels.Set(fDeadChannels); |
43 | for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){ | |
44 | fBaseline[ian]=fgkBaselineDefault; | |
45 | fNoise[ian]=fgkNoiseDefault; | |
46 | SetNoiseAfterElectronics(ian); | |
47 | } | |
48 | for(Int_t iw=0;iw<fgkWings;iw++){ | |
49 | for(Int_t icp=0;icp<fgkChips;icp++){ | |
50 | for(Int_t ich=0;ich<fgkChannels;ich++) | |
51 | fGain[iw][icp][ich]=1.; | |
52 | } | |
53 | } | |
fcf95fc7 | 54 | SetThresholds(fgkMinValDefault,0.); |
55 | SetTemperature(fgkTemperatureDefault); | |
56 | SetDataType(); | |
5bfe44ce | 57 | for(Int_t i=0;i<fgkChips*fgkChannels;i++){ |
5bfe44ce | 58 | for(Int_t j=0;j<fgkMapTimeNBin;j++){ |
5bfe44ce | 59 | fMapA[i][j]=0; |
5bfe44ce | 60 | fMapT[i][j]=0; |
5bfe44ce | 61 | } |
5bfe44ce | 62 | } |
fcf95fc7 | 63 | } |
64 | //______________________________________________________________________ | |
65 | AliITSCalibrationSDD::AliITSCalibrationSDD(const char *dataType){ | |
66 | // constructor | |
67 | ||
68 | SetDeadChannels(); | |
f45f6658 | 69 | fBadChannels.Set(fDeadChannels); |
70 | for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){ | |
71 | fBaseline[ian]=fgkBaselineDefault; | |
72 | fNoise[ian]=fgkNoiseDefault; | |
73 | SetNoiseAfterElectronics(ian); | |
74 | } | |
75 | for(Int_t iw=0;iw<fgkWings;iw++){ | |
76 | for(Int_t icp=0;icp<fgkChips;icp++){ | |
77 | for(Int_t ich=0;ich<fgkChannels;ich++) | |
78 | fGain[iw][icp][ich]=1.; | |
79 | } | |
80 | } | |
fcf95fc7 | 81 | |
fcf95fc7 | 82 | SetThresholds(fgkMinValDefault,0.); |
83 | SetTemperature(fgkTemperatureDefault); | |
84 | SetDataType(dataType); | |
5bfe44ce | 85 | for(Int_t i=0;i<fgkChips*fgkChannels;i++){ |
5bfe44ce | 86 | for(Int_t j=0;j<fgkMapTimeNBin;j++){ |
5bfe44ce | 87 | fMapA[i][j]=0; |
5bfe44ce | 88 | fMapT[i][j]=0; |
5bfe44ce | 89 | } |
5bfe44ce | 90 | } |
91 | ||
fcf95fc7 | 92 | } |
93 | //______________________________________________________________________ | |
94 | AliITSCalibrationSDD::AliITSCalibrationSDD(const AliITSCalibrationSDD &ob) : AliITSCalibration(ob) { | |
95 | // Copy constructor | |
96 | // Copies are not allowed. The method is protected to avoid misuse. | |
97 | Error("AliITSCalibrationSDD","Copy constructor not allowed\n"); | |
98 | } | |
99 | ||
100 | //______________________________________________________________________ | |
101 | AliITSCalibrationSDD& AliITSCalibrationSDD::operator=(const AliITSCalibrationSDD& /* ob */){ | |
102 | // Assignment operator | |
103 | // Assignment is not allowed. The method is protected to avoid misuse. | |
104 | Error("= operator","Assignment operator not allowed\n"); | |
105 | return *this; | |
106 | } | |
107 | ||
108 | //______________________________________________________________________ | |
f45f6658 | 109 | void AliITSCalibrationSDD::GiveCompressParam(Int_t cp[8],Int_t ian) const { |
fcf95fc7 | 110 | // give compression param |
111 | ||
f45f6658 | 112 | cp[0]=(Int_t) fBaseline[ian]; |
113 | cp[1]=(Int_t) fBaseline[ian]; | |
114 | cp[2]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5); | |
115 | cp[3]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5); | |
116 | cp[4]=0; | |
117 | cp[5]=0; | |
118 | cp[6]=0; | |
119 | cp[7]=0; | |
fcf95fc7 | 120 | } |
f45f6658 | 121 | //_____________________________________________________________________ |
122 | void AliITSCalibrationSDD::SetBadChannel(Int_t i,Int_t anode){ | |
123 | //Set bad anode (set gain=0 for these channels); | |
fcf95fc7 | 124 | |
f45f6658 | 125 | if(anode<0 || anode >fgkChannels*fgkChips*fgkWings-1)AliError("Wrong anode number"); |
126 | Int_t wing=0; | |
127 | Int_t chip,channel; | |
128 | chip=anode/fgkChannels; | |
129 | channel=anode-(chip*fgkChannels); | |
130 | if(anode>=fgkChips*fgkChannels) wing=1; | |
131 | if(wing==1)chip-=fgkChips; | |
132 | fBadChannels[i]=anode; | |
133 | fGain[wing][chip][channel]=0; | |
134 | } | |
135 | //_____________________________________________________________________ | |
136 | Bool_t AliITSCalibrationSDD::IsBadChannel(Int_t anode){ | |
137 | //returns kTRUE if the anode i (0-512) has fGain=0 | |
138 | if(anode<0 || anode >fgkChannels*fgkChips*fgkWings-1)AliError("Wrong anode number"); | |
139 | Int_t wing=0; | |
140 | Int_t chip,channel; | |
141 | chip=anode/fgkChannels; | |
142 | channel=anode-(chip*fgkChannels); | |
143 | if(anode>=fgkChips*fgkChannels) wing=1; | |
144 | if(wing==1)chip-=fgkChips; | |
145 | if(fGain[wing][chip][channel]==0) return kTRUE; | |
146 | else return kFALSE; | |
147 | } | |
148 | /* | |
fcf95fc7 | 149 | //______________________________________________________________________ |
150 | void AliITSCalibrationSDD::SetDeadChannels(Int_t nchip, Int_t nchan){ | |
151 | // Set fGain to zero to simulate a random distribution of | |
152 | // dead modules, dead chips and single dead channels | |
153 | ||
154 | for( Int_t m=0; m<fgkWings; m++ ) | |
155 | for( Int_t n=0; n<fgkChips; n++ ) | |
156 | for( Int_t p=0; p<fgkChannels; p++ ) | |
157 | fGain[m][n][p] = 1.; | |
158 | ||
159 | //fDeadModules = nmod; | |
160 | fDeadChips = nchip; | |
161 | fDeadChannels = nchan; | |
f45f6658 | 162 | fBadChannels.Set(fDeadChannels); |
fcf95fc7 | 163 | // nothing to do |
164 | //if( nmod == 0 && nchip == 0 && nchan == 0 ) return; | |
165 | ||
166 | if( nchip == 0 && nchan == 0 ) return; | |
167 | // if( nmod < 0 || nmod > fgkModules ) | |
168 | // { | |
169 | // cout << "Wrong number of dead modules: " << nmod << endl; | |
170 | // return; | |
171 | // } | |
172 | ||
173 | Int_t nmax = fgkWings*fgkChips; | |
174 | if( nchip < 0 || nchip > nmax ) | |
175 | { | |
176 | cout << "Wrong number of dead chips: " << nchip << endl; | |
177 | return; | |
178 | } | |
179 | nmax = (fgkWings*fgkChips - nchip)*fgkChannels; | |
180 | if( nchan < 0 || nchan > nmax ) | |
181 | { | |
182 | cout << "Wrong number of dead channels: " << nchan << endl; | |
183 | return; | |
184 | } | |
185 | ||
186 | TRandom *gran = new TRandom(); | |
fcf95fc7 | 187 | // cout << "chips" << endl; |
188 | Int_t * chip = new Int_t[nchip]; | |
189 | Int_t i = 0; | |
190 | while( i < nchip ) | |
191 | { | |
192 | Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.); | |
193 | if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing"); | |
194 | ||
195 | Int_t chi = (Int_t) (fgkChips*gran->Uniform() + 1.); | |
196 | if( chi <=0 || chi > fgkChips ) Error("SetDeadChannels","Wrong chip:%d\n",chi); | |
197 | i++; | |
198 | chip[i-1] = chi; | |
199 | for( Int_t m=0; m<fgkChannels; m++ ) | |
200 | fGain[wing-1][chi-1][m] = 0.; | |
201 | } | |
202 | ||
203 | Int_t * channel = new Int_t[nchan]; | |
204 | Int_t * channelChip = new Int_t[nchan]; | |
205 | i = 0; | |
206 | while( i < nchan ) | |
207 | { | |
208 | Int_t k; //loop variable | |
209 | Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.); | |
210 | if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing:%d\n",wing); | |
211 | Int_t chipp = (Int_t) (fgkChips*gran->Uniform() + 1.); | |
212 | if( chipp <=0 || chipp > fgkChips ) Error("SetDeadChannels","Wrong chip:%d",chipp); | |
213 | Int_t flagChip = 0; | |
214 | for( k=0; k<nchip; k++) | |
215 | if( chipp == chip[k] ) { | |
216 | flagChip = 1; break; } | |
217 | if( flagChip == 1 ) continue; | |
218 | i++; | |
219 | channel[i-1] = (Int_t) (fgkChannels*gran->Uniform() + 1.); | |
220 | if( channel[i-1] <=0 || channel[i-1] > fgkChannels ) | |
221 | Error("SetDeadChannels","Wrong channel:%d\n",channel[i-1]); | |
222 | channelChip[i-1] = chipp; | |
223 | fGain[wing-1][chipp-1][channel[i-1]-1] = 0.; | |
224 | } | |
225 | ||
226 | delete [] chip; | |
227 | delete [] channel; | |
228 | delete [] channelChip; | |
229 | } | |
f45f6658 | 230 | */ |
fcf95fc7 | 231 | //______________________________________________________________________ |
232 | void AliITSCalibrationSDD::PrintGains() const{ | |
233 | // | |
234 | ||
235 | if( GetDeadChips() == 0 && | |
236 | GetDeadChannels() == 0 ) | |
237 | return; | |
238 | ||
239 | // Print Electronics Gains | |
240 | cout << "**************************************************" << endl; | |
241 | cout << " Print Electronics Gains " << endl; | |
242 | cout << "**************************************************" << endl; | |
243 | ||
244 | // Print SDD electronic gains | |
245 | for(Int_t t=0; t<fgkWings;t++) | |
246 | for(Int_t u=0; u<fgkChips;u++) | |
247 | for(Int_t v=0; v<fgkChannels;v++) | |
248 | { | |
249 | if( fGain[t][u][v] != 1.0 ) | |
250 | cout << "Gain for wing: " << t+1 << ", Chip " << u+1 << | |
251 | ", Channel " << v+1 << " = " << fGain[t][u][v] << endl; | |
252 | } | |
253 | } | |
254 | //______________________________________________________________________ | |
255 | void AliITSCalibrationSDD::Print(){ | |
256 | // Print SDD response Parameters | |
257 | ||
258 | cout << "**************************************************" << endl; | |
259 | cout << " Silicon Drift Detector Response Parameters " << endl; | |
260 | cout << "**************************************************" << endl; | |
261 | cout << "Hardware compression parameters: " << endl; | |
f45f6658 | 262 | cout << "Noise before electronics (arbitrary units): " << fNoise[0] << endl; |
263 | cout << "Baseline (ADC units): " << fBaseline[0] << endl; | |
264 | cout << "Noise after electronics (ADC units): " << fNoiseAfterEl[0] << endl; | |
fcf95fc7 | 265 | cout << "Temperature: " << Temperature() << " K " << endl; |
266 | cout << "Min. Value: " << fMinVal << endl; | |
267 | PrintGains(); | |
268 | ||
5bfe44ce | 269 | } |