Make warning stronger!
[u/mrichter/AliRoot.git] / ITS / AliITSCalibrationSDD.cxx
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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 31const Float_t AliITSCalibrationSDD::fgkTemperatureDefault = 296.;
32const Float_t AliITSCalibrationSDD::fgkNoiseDefault = 10.;
33const Float_t AliITSCalibrationSDD::fgkGainDefault = 1.;
34const Float_t AliITSCalibrationSDD::fgkBaselineDefault = 20.;
35const Float_t AliITSCalibrationSDD::fgkMinValDefault = 4;
fcf95fc7 36//______________________________________________________________________
37ClassImp(AliITSCalibrationSDD)
38
4bfbde86 39AliITSCalibrationSDD::AliITSCalibrationSDD():
40AliITSCalibration(),
41fDeadChips(0),
42fDeadChannels(0),
43fMinVal(fgkMinValDefault),
44fIsDead(kFALSE),
028a3709 45fBadChannels(),
46fMapAW0(0),
47fMapAW1(0),
48fMapTW0(0),
49fMapTW1(0)
4bfbde86 50{
fcf95fc7 51 // default constructor
52
53 SetDeadChannels();
f45f6658 54 for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){
55 fBaseline[ian]=fgkBaselineDefault;
56 fNoise[ian]=fgkNoiseDefault;
57 SetNoiseAfterElectronics(ian);
58 }
59 for(Int_t iw=0;iw<fgkWings;iw++){
60 for(Int_t icp=0;icp<fgkChips;icp++){
61 for(Int_t ich=0;ich<fgkChannels;ich++)
62 fGain[iw][icp][ich]=1.;
63 }
64 }
fcf95fc7 65 SetThresholds(fgkMinValDefault,0.);
66 SetTemperature(fgkTemperatureDefault);
67 SetDataType();
c2bd28b6 68 fDriftVelParW0[0]= AliITSresponseSDD::DefaultDriftSpeed();
69 fDriftVelParW1[0]= AliITSresponseSDD::DefaultDriftSpeed();
70 for(Int_t i=1;i<4;i++){
71 fDriftVelParW0[i]=0.;
72 fDriftVelParW1[i]=0.;
5bfe44ce 73 }
fcf95fc7 74 }
75//______________________________________________________________________
4bfbde86 76AliITSCalibrationSDD::AliITSCalibrationSDD(const char *dataType):
77AliITSCalibration(),
78fDeadChips(0),
79fDeadChannels(0),
80fMinVal(fgkMinValDefault),
81fIsDead(kFALSE),
028a3709 82fBadChannels(),
83fMapAW0(0),
84fMapAW1(0),
85fMapTW0(0),
86fMapTW1(0){
fcf95fc7 87 // constructor
88
89 SetDeadChannels();
f45f6658 90 for(Int_t ian=0;ian<fgkWings*fgkChannels*fgkChips;ian++){
91 fBaseline[ian]=fgkBaselineDefault;
92 fNoise[ian]=fgkNoiseDefault;
93 SetNoiseAfterElectronics(ian);
94 }
95 for(Int_t iw=0;iw<fgkWings;iw++){
96 for(Int_t icp=0;icp<fgkChips;icp++){
97 for(Int_t ich=0;ich<fgkChannels;ich++)
98 fGain[iw][icp][ich]=1.;
99 }
100 }
fcf95fc7 101
fcf95fc7 102 SetThresholds(fgkMinValDefault,0.);
103 SetTemperature(fgkTemperatureDefault);
104 SetDataType(dataType);
c2bd28b6 105 fDriftVelParW0[0]= AliITSresponseSDD::DefaultDriftSpeed();
106 fDriftVelParW1[0]= AliITSresponseSDD::DefaultDriftSpeed();
107 for(Int_t i=1;i<4;i++){
108 fDriftVelParW0[i]=0.;
109 fDriftVelParW1[i]=0.;
5bfe44ce 110 }
fcf95fc7 111 }
028a3709 112//_____________________________________________________________________
113AliITSCalibrationSDD::~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;
120
121}
fcf95fc7 122
123//______________________________________________________________________
f45f6658 124void AliITSCalibrationSDD::GiveCompressParam(Int_t cp[8],Int_t ian) const {
fcf95fc7 125 // give compression param
126
f45f6658 127 cp[0]=(Int_t) fBaseline[ian];
128 cp[1]=(Int_t) fBaseline[ian];
129 cp[2]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5);
130 cp[3]=(Int_t)(2.*fNoiseAfterEl[ian] + 0.5);
131 cp[4]=0;
132 cp[5]=0;
133 cp[6]=0;
134 cp[7]=0;
fcf95fc7 135}
f45f6658 136//_____________________________________________________________________
137void AliITSCalibrationSDD::SetBadChannel(Int_t i,Int_t anode){
138 //Set bad anode (set gain=0 for these channels);
fcf95fc7 139
f45f6658 140 if(anode<0 || anode >fgkChannels*fgkChips*fgkWings-1)AliError("Wrong anode number");
141 Int_t wing=0;
142 Int_t chip,channel;
143 chip=anode/fgkChannels;
144 channel=anode-(chip*fgkChannels);
145 if(anode>=fgkChips*fgkChannels) wing=1;
146 if(wing==1)chip-=fgkChips;
147 fBadChannels[i]=anode;
148 fGain[wing][chip][channel]=0;
149}
150//_____________________________________________________________________
c2bd28b6 151void AliITSCalibrationSDD::SetDriftSpeedParam(Int_t iWing, Float_t* p){
152 // Sets coefficients of pol3 fit to drift speed vs. anode
153 if(iWing==0){
154 for(Int_t i=0;i<4;i++) fDriftVelParW0[i]=p[i];
155 }else{
156 for(Int_t i=0;i<4;i++) fDriftVelParW1[i]=p[i];
157 }
158}
159
c2bd28b6 160//_____________________________________________________________________
4952f440 161Float_t AliITSCalibrationSDD::GetDriftSpeedAtAnode(Float_t nAnode) const {
162 // Calculates drift speed for given position along anodes
163 if(nAnode<256){
164 return fDriftVelParW0[0]+fDriftVelParW0[1]*nAnode+fDriftVelParW0[2]*nAnode*nAnode+fDriftVelParW0[3]*nAnode*nAnode*nAnode;
165 }else{
166 nAnode-=256;
167 return fDriftVelParW1[0]+fDriftVelParW1[1]*nAnode+fDriftVelParW1[2]*nAnode*nAnode+fDriftVelParW1[3]*nAnode*nAnode*nAnode;
168 }
169}
170
171//______________________________________________________________________
172Float_t AliITSCalibrationSDD::GetChannelGain(Int_t anode) const{
173 // returns gain for givenanode
174 Int_t iWing=GetWing(anode);
175 Int_t iChip=GetChip(anode);
176 Int_t iChan=GetChipChannel(anode);
177 return fGain[iWing][iChip][iChan];
178}
f45f6658 179/*
fcf95fc7 180//______________________________________________________________________
181void AliITSCalibrationSDD::SetDeadChannels(Int_t nchip, Int_t nchan){
182 // Set fGain to zero to simulate a random distribution of
183 // dead modules, dead chips and single dead channels
184
185 for( Int_t m=0; m<fgkWings; m++ )
186 for( Int_t n=0; n<fgkChips; n++ )
187 for( Int_t p=0; p<fgkChannels; p++ )
188 fGain[m][n][p] = 1.;
189
190 //fDeadModules = nmod;
191 fDeadChips = nchip;
192 fDeadChannels = nchan;
f45f6658 193 fBadChannels.Set(fDeadChannels);
fcf95fc7 194 // nothing to do
195 //if( nmod == 0 && nchip == 0 && nchan == 0 ) return;
196
197 if( nchip == 0 && nchan == 0 ) return;
198 // if( nmod < 0 || nmod > fgkModules )
199 // {
200 // cout << "Wrong number of dead modules: " << nmod << endl;
201 // return;
202 // }
203
204 Int_t nmax = fgkWings*fgkChips;
205 if( nchip < 0 || nchip > nmax )
206 {
207 cout << "Wrong number of dead chips: " << nchip << endl;
208 return;
209 }
210 nmax = (fgkWings*fgkChips - nchip)*fgkChannels;
211 if( nchan < 0 || nchan > nmax )
212 {
213 cout << "Wrong number of dead channels: " << nchan << endl;
214 return;
215 }
216
217 TRandom *gran = new TRandom();
fcf95fc7 218 // cout << "chips" << endl;
219 Int_t * chip = new Int_t[nchip];
220 Int_t i = 0;
221 while( i < nchip )
222 {
223 Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.);
224 if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing");
225
226 Int_t chi = (Int_t) (fgkChips*gran->Uniform() + 1.);
227 if( chi <=0 || chi > fgkChips ) Error("SetDeadChannels","Wrong chip:%d\n",chi);
228 i++;
229 chip[i-1] = chi;
230 for( Int_t m=0; m<fgkChannels; m++ )
231 fGain[wing-1][chi-1][m] = 0.;
232 }
233
234 Int_t * channel = new Int_t[nchan];
235 Int_t * channelChip = new Int_t[nchan];
236 i = 0;
237 while( i < nchan )
238 {
239 Int_t k; //loop variable
240 Int_t wing = (Int_t) (fgkWings*gran->Uniform() + 1.);
241 if( wing <=0 || wing > fgkWings ) Error("SetDeadChannels","Wrong wing:%d\n",wing);
242 Int_t chipp = (Int_t) (fgkChips*gran->Uniform() + 1.);
243 if( chipp <=0 || chipp > fgkChips ) Error("SetDeadChannels","Wrong chip:%d",chipp);
244 Int_t flagChip = 0;
245 for( k=0; k<nchip; k++)
246 if( chipp == chip[k] ) {
247 flagChip = 1; break; }
248 if( flagChip == 1 ) continue;
249 i++;
250 channel[i-1] = (Int_t) (fgkChannels*gran->Uniform() + 1.);
251 if( channel[i-1] <=0 || channel[i-1] > fgkChannels )
252 Error("SetDeadChannels","Wrong channel:%d\n",channel[i-1]);
253 channelChip[i-1] = chipp;
254 fGain[wing-1][chipp-1][channel[i-1]-1] = 0.;
255 }
256
257 delete [] chip;
258 delete [] channel;
259 delete [] channelChip;
260}
f45f6658 261*/
4952f440 262
263
fcf95fc7 264//______________________________________________________________________
265void AliITSCalibrationSDD::PrintGains() const{
266 //
267
268 if( GetDeadChips() == 0 &&
269 GetDeadChannels() == 0 )
270 return;
271
272 // Print Electronics Gains
273 cout << "**************************************************" << endl;
274 cout << " Print Electronics Gains " << endl;
275 cout << "**************************************************" << endl;
276
277 // Print SDD electronic gains
278 for(Int_t t=0; t<fgkWings;t++)
279 for(Int_t u=0; u<fgkChips;u++)
280 for(Int_t v=0; v<fgkChannels;v++)
281 {
282 if( fGain[t][u][v] != 1.0 )
283 cout << "Gain for wing: " << t+1 << ", Chip " << u+1 <<
284 ", Channel " << v+1 << " = " << fGain[t][u][v] << endl;
285 }
286}
e56160b8 287
fcf95fc7 288//______________________________________________________________________
289void AliITSCalibrationSDD::Print(){
290 // Print SDD response Parameters
291
292 cout << "**************************************************" << endl;
293 cout << " Silicon Drift Detector Response Parameters " << endl;
294 cout << "**************************************************" << endl;
295 cout << "Hardware compression parameters: " << endl;
f45f6658 296 cout << "Noise before electronics (arbitrary units): " << fNoise[0] << endl;
297 cout << "Baseline (ADC units): " << fBaseline[0] << endl;
298 cout << "Noise after electronics (ADC units): " << fNoiseAfterEl[0] << endl;
fcf95fc7 299 cout << "Temperature: " << Temperature() << " K " << endl;
300 cout << "Min. Value: " << fMinVal << endl;
301 PrintGains();
302
5bfe44ce 303}