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fcf95fc7 | 1 | /************************************************************************** |
c2bd28b6 | 2 | * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. * |
fcf95fc7 | 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 | ||
c2bd28b6 | 16 | /* $Id$ */ |
fcf95fc7 | 17 | |
18 | #include <Riostream.h> | |
19 | #include <TRandom.h> | |
20 | #include "AliITSCalibrationSDD.h" | |
f45f6658 | 21 | #include "AliLog.h" |
fcf95fc7 | 22 | |
23 | ////////////////////////////////////////////////////// | |
24 | // Calibration class for set:ITS // | |
25 | // Specific subdetector implementation // | |
26 | // for silicon drift detectors // | |
27 | // // | |
28 | // // | |
29 | ////////////////////////////////////////////////////// | |
30 | ||
4bfbde86 | 31 | const Float_t AliITSCalibrationSDD::fgkTemperatureDefault = 296.; |
32 | const Float_t AliITSCalibrationSDD::fgkNoiseDefault = 10.; | |
33 | const Float_t AliITSCalibrationSDD::fgkGainDefault = 1.; | |
34 | const Float_t AliITSCalibrationSDD::fgkBaselineDefault = 20.; | |
35 | const Float_t AliITSCalibrationSDD::fgkMinValDefault = 4; | |
fcf95fc7 | 36 | //______________________________________________________________________ |
37 | ClassImp(AliITSCalibrationSDD) | |
38 | ||
4bfbde86 | 39 | AliITSCalibrationSDD::AliITSCalibrationSDD(): |
40 | AliITSCalibration(), | |
41 | fDeadChips(0), | |
42 | fDeadChannels(0), | |
43 | fMinVal(fgkMinValDefault), | |
44 | fIsDead(kFALSE), | |
028a3709 | 45 | fBadChannels(), |
c9a38d3d | 46 | fUseACorrMap(0), |
47 | fUseTCorrMap(0), | |
028a3709 | 48 | fMapAW0(0), |
49 | fMapAW1(0), | |
50 | fMapTW0(0), | |
18da6e54 | 51 | fMapTW1(0), |
52 | fDrSpeed0(0), | |
53 | fDrSpeed1(0) | |
4bfbde86 | 54 | { |
fcf95fc7 | 55 | // default constructor |
56 | ||
57 | SetDeadChannels(); | |
f45f6658 | 58 | for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){ |
59 | fBaseline[ian]=fgkBaselineDefault; | |
60 | fNoise[ian]=fgkNoiseDefault; | |
61 | SetNoiseAfterElectronics(ian); | |
62 | } | |
63 | for(Int_t iw=0;iw<fgkWings;iw++){ | |
64 | for(Int_t icp=0;icp<fgkChips;icp++){ | |
65 | for(Int_t ich=0;ich<fgkChannels;ich++) | |
66 | fGain[iw][icp][ich]=1.; | |
67 | } | |
68 | } | |
fcf95fc7 | 69 | SetThresholds(fgkMinValDefault,0.); |
70 | SetTemperature(fgkTemperatureDefault); | |
c9a38d3d | 71 | SetUseCorrectionMaps(kTRUE,kTRUE); |
fcf95fc7 | 72 | SetDataType(); |
fcf95fc7 | 73 | } |
74 | //______________________________________________________________________ | |
4bfbde86 | 75 | AliITSCalibrationSDD::AliITSCalibrationSDD(const char *dataType): |
76 | AliITSCalibration(), | |
77 | fDeadChips(0), | |
78 | fDeadChannels(0), | |
79 | fMinVal(fgkMinValDefault), | |
80 | fIsDead(kFALSE), | |
028a3709 | 81 | fBadChannels(), |
c9a38d3d | 82 | fUseACorrMap(0), |
83 | fUseTCorrMap(0), | |
028a3709 | 84 | fMapAW0(0), |
85 | fMapAW1(0), | |
86 | fMapTW0(0), | |
18da6e54 | 87 | fMapTW1(0), |
88 | fDrSpeed0(0), | |
89 | fDrSpeed1(0) | |
90 | { | |
fcf95fc7 | 91 | // constructor |
92 | ||
93 | SetDeadChannels(); | |
f45f6658 | 94 | for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){ |
95 | fBaseline[ian]=fgkBaselineDefault; | |
96 | fNoise[ian]=fgkNoiseDefault; | |
97 | SetNoiseAfterElectronics(ian); | |
98 | } | |
99 | for(Int_t iw=0;iw<fgkWings;iw++){ | |
100 | for(Int_t icp=0;icp<fgkChips;icp++){ | |
101 | for(Int_t ich=0;ich<fgkChannels;ich++) | |
102 | fGain[iw][icp][ich]=1.; | |
103 | } | |
104 | } | |
fcf95fc7 | 105 | |
c9a38d3d | 106 | |
fcf95fc7 | 107 | SetThresholds(fgkMinValDefault,0.); |
108 | SetTemperature(fgkTemperatureDefault); | |
c9a38d3d | 109 | SetUseCorrectionMaps(kTRUE,kTRUE); |
fcf95fc7 | 110 | SetDataType(dataType); |
fcf95fc7 | 111 | } |
028a3709 | 112 | //_____________________________________________________________________ |
113 | AliITSCalibrationSDD::~AliITSCalibrationSDD(){ | |
fcf95fc7 | 114 | |
028a3709 | 115 | //destructor |
116 | if(fMapAW0) delete fMapAW0; | |
117 | if(fMapAW1) delete fMapAW1; | |
118 | if(fMapTW0) delete fMapTW0; | |
119 | if(fMapTW1) delete fMapTW1; | |
18da6e54 | 120 | if(fDrSpeed0) delete fDrSpeed0; |
121 | if(fDrSpeed1) delete fDrSpeed1; | |
028a3709 | 122 | } |
fcf95fc7 | 123 | |
124 | //______________________________________________________________________ | |
f45f6658 | 125 | void AliITSCalibrationSDD::GiveCompressParam(Int_t cp[8],Int_t ian) const { |
fcf95fc7 | 126 | // give compression param |
127 | ||
f45f6658 | 128 | cp[0]=(Int_t) fBaseline[ian]; |
129 | cp[1]=(Int_t) fBaseline[ian]; | |
130 | cp[2]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5); | |
131 | cp[3]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5); | |
132 | cp[4]=0; | |
133 | cp[5]=0; | |
134 | cp[6]=0; | |
135 | cp[7]=0; | |
fcf95fc7 | 136 | } |
f45f6658 | 137 | //_____________________________________________________________________ |
138 | void AliITSCalibrationSDD::SetBadChannel(Int_t i,Int_t anode){ | |
139 | //Set bad anode (set gain=0 for these channels); | |
fcf95fc7 | 140 | |
f45f6658 | 141 | if(anode<0 || anode >fgkChannels*fgkChips*fgkWings-1)AliError("Wrong anode number"); |
142 | Int_t wing=0; | |
143 | Int_t chip,channel; | |
144 | chip=anode/fgkChannels; | |
145 | channel=anode-(chip*fgkChannels); | |
146 | if(anode>=fgkChips*fgkChannels) wing=1; | |
147 | if(wing==1)chip-=fgkChips; | |
148 | fBadChannels[i]=anode; | |
149 | fGain[wing][chip][channel]=0; | |
150 | } | |
4952f440 | 151 | //______________________________________________________________________ |
152 | Float_t AliITSCalibrationSDD::GetChannelGain(Int_t anode) const{ | |
153 | // returns gain for givenanode | |
154 | Int_t iWing=GetWing(anode); | |
155 | Int_t iChip=GetChip(anode); | |
156 | Int_t iChan=GetChipChannel(anode); | |
157 | return fGain[iWing][iChip][iChan]; | |
158 | } | |
c9a38d3d | 159 | //______________________________________________________________________ |
160 | void AliITSCalibrationSDD::GetCorrections(Float_t z, Float_t x, Float_t &devz, Float_t &devx, AliITSsegmentationSDD* seg){ | |
161 | //correction of coordinates using the maps stored in the DB | |
162 | Int_t nSide=seg->GetSideFromLocalX(x); | |
163 | devz=0; | |
164 | if(fUseACorrMap){ | |
165 | if(nSide==0) devz=fMapAW0->GetCorrection(z,x,seg); | |
166 | else devz=fMapAW1->GetCorrection(z,x,seg); | |
167 | } | |
168 | devx=0; | |
169 | if(fUseTCorrMap){ | |
170 | if(nSide==0) devx=fMapTW0->GetCorrection(z,x,seg); | |
171 | else devx=fMapTW1->GetCorrection(z,x,seg); | |
172 | } | |
173 | return; | |
174 | } | |
f45f6658 | 175 | /* |
fcf95fc7 | 176 | //______________________________________________________________________ |
177 | void AliITSCalibrationSDD::SetDeadChannels(Int_t nchip, Int_t nchan){ | |
178 | // Set fGain to zero to simulate a random distribution of | |
179 | // dead modules, dead chips and single dead channels | |
180 | ||
181 | for( Int_t m=0; m<fgkWings; m++ ) | |
182 | for( Int_t n=0; n<fgkChips; n++ ) | |
183 | for( Int_t p=0; p<fgkChannels; p++ ) | |
184 | fGain[m][n][p] = 1.; | |
185 | ||
186 | //fDeadModules = nmod; | |
187 | fDeadChips = nchip; | |
188 | fDeadChannels = nchan; | |
f45f6658 | 189 | fBadChannels.Set(fDeadChannels); |
fcf95fc7 | 190 | // nothing to do |
191 | //if( nmod == 0 && nchip == 0 && nchan == 0 ) return; | |
192 | ||
193 | if( nchip == 0 && nchan == 0 ) return; | |
194 | // if( nmod < 0 || nmod > fgkModules ) | |
195 | // { | |
196 | // cout << "Wrong number of dead modules: " << nmod << endl; | |
197 | // return; | |
198 | // } | |
199 | ||
200 | Int_t nmax = fgkWings*fgkChips; | |
201 | if( nchip < 0 || nchip > nmax ) | |
202 | { | |
203 | cout << "Wrong number of dead chips: " << nchip << endl; | |
204 | return; | |
205 | } | |
206 | nmax = (fgkWings*fgkChips - nchip)*fgkChannels; | |
207 | if( nchan < 0 || nchan > nmax ) | |
208 | { | |
209 | cout << "Wrong number of dead channels: " << nchan << endl; | |
210 | return; | |
211 | } | |
212 | ||
213 | TRandom *gran = new TRandom(); | |
fcf95fc7 | 214 | // cout << "chips" << endl; |
215 | Int_t * chip = new Int_t[nchip]; | |
216 | Int_t i = 0; | |
217 | while( i < nchip ) | |
218 | { | |
219 | Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.); | |
220 | if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing"); | |
221 | ||
222 | Int_t chi = (Int_t) (fgkChips*gran->Uniform() + 1.); | |
223 | if( chi <=0 || chi > fgkChips ) Error("SetDeadChannels","Wrong chip:%d\n",chi); | |
224 | i++; | |
225 | chip[i-1] = chi; | |
226 | for( Int_t m=0; m<fgkChannels; m++ ) | |
227 | fGain[wing-1][chi-1][m] = 0.; | |
228 | } | |
229 | ||
230 | Int_t * channel = new Int_t[nchan]; | |
231 | Int_t * channelChip = new Int_t[nchan]; | |
232 | i = 0; | |
233 | while( i < nchan ) | |
234 | { | |
235 | Int_t k; //loop variable | |
236 | Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.); | |
237 | if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing:%d\n",wing); | |
238 | Int_t chipp = (Int_t) (fgkChips*gran->Uniform() + 1.); | |
239 | if( chipp <=0 || chipp > fgkChips ) Error("SetDeadChannels","Wrong chip:%d",chipp); | |
240 | Int_t flagChip = 0; | |
241 | for( k=0; k<nchip; k++) | |
242 | if( chipp == chip[k] ) { | |
243 | flagChip = 1; break; } | |
244 | if( flagChip == 1 ) continue; | |
245 | i++; | |
246 | channel[i-1] = (Int_t) (fgkChannels*gran->Uniform() + 1.); | |
247 | if( channel[i-1] <=0 || channel[i-1] > fgkChannels ) | |
248 | Error("SetDeadChannels","Wrong channel:%d\n",channel[i-1]); | |
249 | channelChip[i-1] = chipp; | |
250 | fGain[wing-1][chipp-1][channel[i-1]-1] = 0.; | |
251 | } | |
252 | ||
253 | delete [] chip; | |
254 | delete [] channel; | |
255 | delete [] channelChip; | |
256 | } | |
f45f6658 | 257 | */ |
4952f440 | 258 | |
259 | ||
fcf95fc7 | 260 | //______________________________________________________________________ |
261 | void AliITSCalibrationSDD::PrintGains() const{ | |
262 | // | |
263 | ||
264 | if( GetDeadChips() == 0 && | |
265 | GetDeadChannels() == 0 ) | |
266 | return; | |
267 | ||
268 | // Print Electronics Gains | |
269 | cout << "**************************************************" << endl; | |
270 | cout << " Print Electronics Gains " << endl; | |
271 | cout << "**************************************************" << endl; | |
272 | ||
273 | // Print SDD electronic gains | |
274 | for(Int_t t=0; t<fgkWings;t++) | |
275 | for(Int_t u=0; u<fgkChips;u++) | |
276 | for(Int_t v=0; v<fgkChannels;v++) | |
277 | { | |
278 | if( fGain[t][u][v] != 1.0 ) | |
279 | cout << "Gain for wing: " << t+1 << ", Chip " << u+1 << | |
280 | ", Channel " << v+1 << " = " << fGain[t][u][v] << endl; | |
281 | } | |
282 | } | |
e56160b8 | 283 | |
fcf95fc7 | 284 | //______________________________________________________________________ |
285 | void AliITSCalibrationSDD::Print(){ | |
286 | // Print SDD response Parameters | |
287 | ||
288 | cout << "**************************************************" << endl; | |
289 | cout << " Silicon Drift Detector Response Parameters " << endl; | |
290 | cout << "**************************************************" << endl; | |
291 | cout << "Hardware compression parameters: " << endl; | |
f45f6658 | 292 | cout << "Noise before electronics (arbitrary units): " << fNoise[0] << endl; |
293 | cout << "Baseline (ADC units): " << fBaseline[0] << endl; | |
294 | cout << "Noise after electronics (ADC units): " << fNoiseAfterEl[0] << endl; | |
fcf95fc7 | 295 | cout << "Temperature: " << Temperature() << " K " << endl; |
296 | cout << "Min. Value: " << fMinVal << endl; | |
297 | PrintGains(); | |
298 | ||
5bfe44ce | 299 | } |