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b0f5e3fc | 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 | **************************************************************************/ | |
5c5273c2 | 15 | |
88cb7938 | 16 | /* $Id$ */ |
b0f5e3fc | 17 | |
4ae5bbc4 | 18 | #include <Riostream.h> |
b0f5e3fc | 19 | #include <stdlib.h> |
20 | #include <stdio.h> | |
1ca7869b | 21 | #include <string.h> |
22 | ||
ece86d9a | 23 | #include <TCanvas.h> |
24 | #include <TF1.h> | |
1ca7869b | 25 | #include <TH1.h> |
26 | #include <TFile.h> | |
ece86d9a | 27 | |
e8189707 | 28 | #include "AliITS.h" |
e8189707 | 29 | #include "AliITSMapA2.h" |
e8189707 | 30 | #include "AliITSRawData.h" |
f77f13c8 | 31 | #include "AliITSdigitSPD.h" |
32 | #include "AliITSetfSDD.h" | |
f77f13c8 | 33 | #include "AliITSmodule.h" |
34 | #include "AliITSpList.h" | |
c7a4dac0 | 35 | #include "AliITSresponseSDD.h" |
fcf95fc7 | 36 | #include "AliITSCalibrationSDD.h" |
f77f13c8 | 37 | #include "AliITSsegmentationSDD.h" |
1ca7869b | 38 | #include "AliITSsimulationSDD.h" |
f77f13c8 | 39 | #include "AliLog.h" |
40 | #include "AliRun.h" | |
b0f5e3fc | 41 | |
b0f5e3fc | 42 | ClassImp(AliITSsimulationSDD) |
43 | //////////////////////////////////////////////////////////////////////// | |
8ba39da9 | 44 | // Version: 0 // |
45 | // Written by Piergiorgio Cerello // | |
46 | // November 23 1999 // | |
47 | // // | |
48 | // AliITSsimulationSDD is the simulation of SDDs. // | |
49 | //////////////////////////////////////////////////////////////////////// | |
50 | ||
51 | //______________________________________________________________________ | |
aacedc3e | 52 | Int_t power(Int_t b, Int_t e) { |
53 | // compute b to the e power, where both b and e are Int_ts. | |
54 | Int_t power = 1,i; | |
3d2c9d72 | 55 | |
aacedc3e | 56 | for(i=0; i<e; i++) power *= b; |
57 | return power; | |
8a33ae9e | 58 | } |
59 | //______________________________________________________________________ | |
b0f5e3fc | 60 | void FastFourierTransform(AliITSetfSDD *alisddetf,Double_t *real, |
61 | Double_t *imag,Int_t direction) { | |
aacedc3e | 62 | // Do a Fast Fourier Transform |
63 | ||
64 | Int_t samples = alisddetf->GetSamples(); | |
65 | Int_t l = (Int_t) ((log((Float_t) samples)/log(2.))+0.5); | |
66 | Int_t m1 = samples; | |
67 | Int_t m = samples/2; | |
68 | Int_t m2 = samples/m1; | |
69 | Int_t i,j,k; | |
70 | for(i=1; i<=l; i++) { | |
71 | for(j=0; j<samples; j += m1) { | |
72 | Int_t p = 0; | |
73 | for(k=j; k<= j+m-1; k++) { | |
74 | Double_t wsr = alisddetf->GetWeightReal(p); | |
75 | Double_t wsi = alisddetf->GetWeightImag(p); | |
76 | if(direction == -1) wsi = -wsi; | |
77 | Double_t xr = *(real+k+m); | |
78 | Double_t xi = *(imag+k+m); | |
79 | *(real+k+m) = wsr*(*(real+k)-xr) - wsi*(*(imag+k)-xi); | |
80 | *(imag+k+m) = wsr*(*(imag+k)-xi) + wsi*(*(real+k)-xr); | |
81 | *(real+k) += xr; | |
82 | *(imag+k) += xi; | |
83 | p += m2; | |
84 | } // end for k | |
85 | } // end for j | |
86 | m1 = m; | |
87 | m /= 2; | |
88 | m2 += m2; | |
3d2c9d72 | 89 | } // end for i |
aacedc3e | 90 | |
91 | for(j=0; j<samples; j++) { | |
92 | Int_t j1 = j; | |
93 | Int_t p = 0; | |
94 | Int_t i1; | |
95 | for(i1=1; i1<=l; i1++) { | |
96 | Int_t j2 = j1; | |
97 | j1 /= 2; | |
98 | p = p + p + j2 - j1 - j1; | |
99 | } // end for i1 | |
100 | if(p >= j) { | |
101 | Double_t xr = *(real+j); | |
102 | Double_t xi = *(imag+j); | |
103 | *(real+j) = *(real+p); | |
104 | *(imag+j) = *(imag+p); | |
105 | *(real+p) = xr; | |
106 | *(imag+p) = xi; | |
107 | } // end if p>=j | |
108 | } // end for j | |
109 | if(direction == -1) { | |
110 | for(i=0; i<samples; i++) { | |
111 | *(real+i) /= samples; | |
112 | *(imag+i) /= samples; | |
113 | } // end for i | |
114 | } // end if direction == -1 | |
115 | return; | |
b0f5e3fc | 116 | } |
8a33ae9e | 117 | //______________________________________________________________________ |
aacedc3e | 118 | AliITSsimulationSDD::AliITSsimulationSDD(): |
119 | AliITSsimulation(), | |
120 | fITS(0), | |
121 | fHitMap2(0), | |
122 | fHitSigMap2(0), | |
123 | fHitNoiMap2(0), | |
124 | fStream(0), | |
125 | fElectronics(0), | |
126 | fInZR(0), | |
127 | fInZI(0), | |
128 | fOutZR(0), | |
129 | fOutZI(0), | |
130 | fAnodeFire(0), | |
131 | fHis(0), | |
132 | fD(), | |
133 | fT1(), | |
134 | fTol(), | |
aacedc3e | 135 | fTreeB(0), |
136 | fFileName(), | |
137 | fFlag(kFALSE), | |
138 | fCheckNoise(kFALSE), | |
139 | fCrosstalkFlag(kFALSE), | |
140 | fDoFFT(1), | |
141 | fNofMaps(0), | |
142 | fMaxNofSamples(0), | |
143 | fScaleSize(0){ | |
144 | // Default constructor | |
145 | SetScaleFourier(); | |
146 | SetPerpendTracksFlag(); | |
147 | SetCrosstalkFlag(); | |
148 | SetDoFFT(); | |
149 | SetCheckNoise(); | |
b0f5e3fc | 150 | } |
8a33ae9e | 151 | //______________________________________________________________________ |
ac74f489 | 152 | AliITSsimulationSDD::AliITSsimulationSDD(AliITSsimulationSDD &source) : |
aacedc3e | 153 | AliITSsimulation(source){ |
154 | // Copy constructor to satify Coding roules only. | |
8a33ae9e | 155 | |
aacedc3e | 156 | if(this==&source) return; |
d2f55a22 | 157 | Error("AliITSsimulationSDD","Not allowed to make a copy of " |
aacedc3e | 158 | "AliITSsimulationSDD Using default creater instead"); |
159 | AliITSsimulationSDD(); | |
b0f5e3fc | 160 | } |
8a33ae9e | 161 | //______________________________________________________________________ |
d2f55a22 | 162 | AliITSsimulationSDD& AliITSsimulationSDD::operator=(const AliITSsimulationSDD &src){ |
163 | // Assignment operator to satify Coding roules only. | |
164 | ||
165 | if(this==&src) return *this; | |
166 | Error("AliITSsimulationSDD","Not allowed to make a = with " | |
167 | "AliITSsimulationSDD Using default creater instead"); | |
168 | return *this ; | |
169 | } | |
170 | //______________________________________________________________________ | |
5402d9ca | 171 | AliITSsimulation& AliITSsimulationSDD::operator=(const AliITSsimulation &src){ |
aacedc3e | 172 | // Assignment operator to satify Coding roules only. |
8a33ae9e | 173 | |
aacedc3e | 174 | if(this==&src) return *this; |
175 | Error("AliITSsimulationSSD","Not allowed to make a = with " | |
176 | "AliITSsimulationSDD Using default creater instead"); | |
177 | return *this ; | |
b0f5e3fc | 178 | } |
d2f55a22 | 179 | |
8a33ae9e | 180 | //______________________________________________________________________ |
8ba39da9 | 181 | AliITSsimulationSDD::AliITSsimulationSDD(AliITSDetTypeSim* dettyp): |
182 | AliITSsimulation(dettyp), | |
aacedc3e | 183 | fITS(0), |
184 | fHitMap2(0), | |
185 | fHitSigMap2(0), | |
186 | fHitNoiMap2(0), | |
187 | fStream(0), | |
188 | fElectronics(0), | |
189 | fInZR(0), | |
190 | fInZI(0), | |
191 | fOutZR(0), | |
192 | fOutZI(0), | |
193 | fAnodeFire(0), | |
194 | fHis(0), | |
195 | fD(), | |
196 | fT1(), | |
f45f6658 | 197 | fT2(), |
aacedc3e | 198 | fTol(), |
aacedc3e | 199 | fTreeB(0), |
f45f6658 | 200 | fParam(), |
aacedc3e | 201 | fFileName(), |
202 | fFlag(kFALSE), | |
203 | fCheckNoise(kFALSE), | |
204 | fCrosstalkFlag(kFALSE), | |
205 | fDoFFT(1), | |
206 | fNofMaps(0), | |
207 | fMaxNofSamples(0), | |
208 | fScaleSize(0){ | |
f45f6658 | 209 | // Default Constructor |
210 | Init(); | |
c7a4dac0 | 211 | } |
212 | //______________________________________________________________________ | |
aacedc3e | 213 | void AliITSsimulationSDD::Init(){ |
214 | // Standard Constructor | |
215 | ||
216 | SetScaleFourier(); | |
217 | SetPerpendTracksFlag(); | |
218 | SetCrosstalkFlag(); | |
219 | SetDoFFT(); | |
220 | SetCheckNoise(); | |
221 | ||
8ba39da9 | 222 | AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1); |
223 | ||
f45f6658 | 224 | AliITSresponseSDD* res = (AliITSresponseSDD*)fDetType->GetResponse(1); |
8ba39da9 | 225 | fpList = new AliITSpList( seg->Npz(), |
226 | fScaleSize*seg->Npx() ); | |
227 | fHitSigMap2 = new AliITSMapA2(seg,fScaleSize,1); | |
228 | fHitNoiMap2 = new AliITSMapA2(seg,fScaleSize,1); | |
aacedc3e | 229 | fHitMap2 = fHitSigMap2; |
230 | ||
8ba39da9 | 231 | fNofMaps = seg->Npz(); |
232 | fMaxNofSamples = seg->Npx(); | |
aacedc3e | 233 | fAnodeFire = new Bool_t [fNofMaps]; |
43217ad9 | 234 | |
8ba39da9 | 235 | Float_t sddLength = seg->Dx(); |
236 | Float_t sddWidth = seg->Dz(); | |
aacedc3e | 237 | |
238 | Int_t dummy = 0; | |
8ba39da9 | 239 | Float_t anodePitch = seg->Dpz(dummy); |
240 | Double_t timeStep = (Double_t)seg->Dpx(dummy); | |
f45f6658 | 241 | Float_t driftSpeed = res->DriftSpeed(); |
aacedc3e | 242 | |
243 | if(anodePitch*(fNofMaps/2) > sddWidth) { | |
244 | Warning("AliITSsimulationSDD", | |
245 | "Too many anodes %d or too big pitch %f \n", | |
246 | fNofMaps/2,anodePitch); | |
247 | } // end if | |
b0f5e3fc | 248 | |
aacedc3e | 249 | if(timeStep*fMaxNofSamples < sddLength/driftSpeed) { |
250 | Error("AliITSsimulationSDD", | |
251 | "Time Interval > Allowed Time Interval: exit\n"); | |
252 | return; | |
253 | } // end if | |
b0f5e3fc | 254 | |
aacedc3e | 255 | fElectronics = new AliITSetfSDD(timeStep/fScaleSize, |
f45f6658 | 256 | res->Electronics()); |
b0f5e3fc | 257 | |
aacedc3e | 258 | char opt1[20], opt2[20]; |
f45f6658 | 259 | res->ParamOptions(opt1,opt2); |
aacedc3e | 260 | fParam = opt2; |
aacedc3e | 261 | |
f45f6658 | 262 | const char *kopt=res->ZeroSuppOption(); |
263 | fD.Set(fNofMaps); | |
264 | fT1.Set(fNofMaps); | |
265 | fT2.Set(fNofMaps); | |
266 | fTol.Set(fNofMaps); | |
267 | ||
8ba39da9 | 268 | Bool_t write = res->OutputOption(); |
aacedc3e | 269 | if(write && strstr(kopt,"2D")) MakeTreeB(); |
f45f6658 | 270 | |
aacedc3e | 271 | fITS = (AliITS*)gAlice->GetModule("ITS"); |
272 | Int_t size = fNofMaps*fMaxNofSamples; | |
273 | fStream = new AliITSInStream(size); | |
274 | ||
275 | fInZR = new Double_t [fScaleSize*fMaxNofSamples]; | |
276 | fInZI = new Double_t [fScaleSize*fMaxNofSamples]; | |
277 | fOutZR = new Double_t [fScaleSize*fMaxNofSamples]; | |
278 | fOutZI = new Double_t [fScaleSize*fMaxNofSamples]; | |
b0f5e3fc | 279 | } |
8a33ae9e | 280 | //______________________________________________________________________ |
b0f5e3fc | 281 | AliITSsimulationSDD::~AliITSsimulationSDD() { |
aacedc3e | 282 | // destructor |
283 | ||
284 | // delete fpList; | |
285 | delete fHitSigMap2; | |
286 | delete fHitNoiMap2; | |
287 | delete fStream; | |
288 | delete fElectronics; | |
289 | ||
290 | fITS = 0; | |
291 | ||
292 | if (fHis) { | |
293 | fHis->Delete(); | |
294 | delete fHis; | |
295 | } // end if fHis | |
296 | if(fTreeB) delete fTreeB; | |
297 | if(fInZR) delete [] fInZR; | |
298 | if(fInZI) delete [] fInZI; | |
299 | if(fOutZR) delete [] fOutZR; | |
300 | if(fOutZI) delete [] fOutZI; | |
301 | if(fAnodeFire) delete [] fAnodeFire; | |
b0f5e3fc | 302 | } |
8a33ae9e | 303 | //______________________________________________________________________ |
50d05d7b | 304 | void AliITSsimulationSDD::InitSimulationModule( Int_t module, Int_t event ) { |
aacedc3e | 305 | // create maps to build the lists of tracks for each summable digit |
306 | fModule = module; | |
307 | fEvent = event; | |
308 | ClearMaps(); | |
309 | memset(fAnodeFire,0,sizeof(Bool_t)*fNofMaps); | |
50d05d7b | 310 | } |
311 | //______________________________________________________________________ | |
312 | void AliITSsimulationSDD::ClearMaps() { | |
aacedc3e | 313 | // clear maps |
314 | fpList->ClearMap(); | |
315 | fHitSigMap2->ClearMap(); | |
316 | fHitNoiMap2->ClearMap(); | |
50d05d7b | 317 | } |
318 | //______________________________________________________________________ | |
aacedc3e | 319 | void AliITSsimulationSDD::SDigitiseModule(AliITSmodule *mod,Int_t md,Int_t ev){ |
320 | // digitize module using the "slow" detector simulator creating | |
321 | // summable digits. | |
322 | ||
323 | TObjArray *fHits = mod->GetHits(); | |
324 | Int_t nhits = fHits->GetEntriesFast(); | |
325 | if( !nhits ) return; | |
326 | ||
327 | InitSimulationModule( md, ev ); | |
328 | HitsToAnalogDigits( mod ); | |
8ba39da9 | 329 | ChargeToSignal( fModule,kFALSE ); // - Process signal without add noise |
aacedc3e | 330 | fHitMap2 = fHitNoiMap2; // - Swap to noise map |
8ba39da9 | 331 | ChargeToSignal( fModule,kTRUE ); // - Process only noise |
aacedc3e | 332 | fHitMap2 = fHitSigMap2; // - Return to signal map |
333 | WriteSDigits(); | |
334 | ClearMaps(); | |
50d05d7b | 335 | } |
336 | //______________________________________________________________________ | |
aacedc3e | 337 | Bool_t AliITSsimulationSDD::AddSDigitsToModule(TClonesArray *pItemArray, |
338 | Int_t mask ) { | |
339 | // Add Summable digits to module maps. | |
f45f6658 | 340 | AliITSresponseSDD* res = (AliITSresponseSDD*)fDetType->GetResponse(1); |
aacedc3e | 341 | Int_t nItems = pItemArray->GetEntries(); |
f45f6658 | 342 | Double_t maxadc = res->MaxAdc(); |
aacedc3e | 343 | Bool_t sig = kFALSE; |
48058160 | 344 | |
aacedc3e | 345 | // cout << "Adding "<< nItems <<" SDigits to module " << fModule << endl; |
346 | for( Int_t i=0; i<nItems; i++ ) { | |
347 | AliITSpListItem * pItem = (AliITSpListItem *)(pItemArray->At( i )); | |
348 | if( pItem->GetModule() != fModule ) { | |
349 | Error( "AliITSsimulationSDD","Error reading, SDigits module " | |
350 | "%d != current module %d: exit", | |
351 | pItem->GetModule(), fModule ); | |
352 | return sig; | |
353 | } // end if | |
354 | ||
355 | if(pItem->GetSignal()>0.0 ) sig = kTRUE; | |
43217ad9 | 356 | |
aacedc3e | 357 | fpList->AddItemTo( mask, pItem ); // Add SignalAfterElect + noise |
358 | AliITSpListItem * pItem2 = fpList->GetpListItem( pItem->GetIndex() ); | |
359 | Double_t sigAE = pItem2->GetSignalAfterElect(); | |
360 | if( sigAE >= maxadc ) sigAE = maxadc-1; // avoid overflow signal | |
361 | Int_t ia; | |
362 | Int_t it; | |
363 | fpList->GetMapIndex( pItem->GetIndex(), ia, it ); | |
364 | fHitMap2->SetHit( ia, it, sigAE ); | |
365 | fAnodeFire[ia] = kTRUE; | |
366 | } | |
367 | return sig; | |
48058160 | 368 | } |
50d05d7b | 369 | //______________________________________________________________________ |
370 | void AliITSsimulationSDD::FinishSDigitiseModule() { | |
aacedc3e | 371 | // digitize module using the "slow" detector simulator from |
372 | // the sum of summable digits. | |
373 | FinishDigits() ; | |
374 | ClearMaps(); | |
c7a4dac0 | 375 | } |
376 | //______________________________________________________________________ | |
b0f5e3fc | 377 | void AliITSsimulationSDD::DigitiseModule(AliITSmodule *mod,Int_t md,Int_t ev){ |
aacedc3e | 378 | // create maps to build the lists of tracks for each digit |
b0f5e3fc | 379 | |
aacedc3e | 380 | TObjArray *fHits = mod->GetHits(); |
381 | Int_t nhits = fHits->GetEntriesFast(); | |
8a33ae9e | 382 | |
aacedc3e | 383 | InitSimulationModule( md, ev ); |
50d05d7b | 384 | |
aacedc3e | 385 | if( !nhits && fCheckNoise ) { |
8ba39da9 | 386 | ChargeToSignal( fModule,kTRUE ); // process noise |
aacedc3e | 387 | GetNoise(); |
388 | ClearMaps(); | |
389 | return; | |
390 | } else | |
391 | if( !nhits ) return; | |
48058160 | 392 | |
aacedc3e | 393 | HitsToAnalogDigits( mod ); |
8ba39da9 | 394 | ChargeToSignal( fModule,kTRUE ); // process signal + noise |
aacedc3e | 395 | |
396 | for( Int_t i=0; i<fNofMaps; i++ ) { | |
397 | for( Int_t j=0; j<fMaxNofSamples; j++ ) { | |
398 | Int_t jdx = j*fScaleSize; | |
399 | Int_t index = fpList->GetHitIndex( i, j ); | |
400 | AliITSpListItem pItemTmp2( fModule, index, 0. ); | |
401 | // put the fScaleSize analog digits in only one | |
402 | for( Int_t ik=0; ik<fScaleSize; ik++ ) { | |
403 | AliITSpListItem *pItemTmp = fpList->GetpListItem( i, jdx+ik ); | |
404 | if( pItemTmp == 0 ) continue; | |
405 | pItemTmp2.Add( pItemTmp ); | |
406 | } | |
407 | fpList->DeleteHit( i, j ); | |
408 | fpList->AddItemTo( 0, &pItemTmp2 ); | |
409 | } | |
48058160 | 410 | } |
aacedc3e | 411 | FinishDigits(); |
412 | ClearMaps(); | |
c7a4dac0 | 413 | } |
414 | //______________________________________________________________________ | |
50d05d7b | 415 | void AliITSsimulationSDD::FinishDigits() { |
aacedc3e | 416 | // introduce the electronics effects and do zero-suppression if required |
8a33ae9e | 417 | |
8ba39da9 | 418 | ApplyDeadChannels(fModule); |
419 | if( fCrosstalkFlag ) ApplyCrosstalk(fModule); | |
50d05d7b | 420 | |
f45f6658 | 421 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
fcf95fc7 | 422 | const char *kopt = res->GetZeroSuppOption(); |
aacedc3e | 423 | ZeroSuppression( kopt ); |
c7a4dac0 | 424 | } |
425 | //______________________________________________________________________ | |
50d05d7b | 426 | void AliITSsimulationSDD::HitsToAnalogDigits( AliITSmodule *mod ) { |
aacedc3e | 427 | // create maps to build the lists of tracks for each digit |
428 | ||
8ba39da9 | 429 | AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1); |
f45f6658 | 430 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
8ba39da9 | 431 | TObjArray *hits = mod->GetHits(); |
aacedc3e | 432 | Int_t nhits = hits->GetEntriesFast(); |
8ba39da9 | 433 | |
aacedc3e | 434 | // Int_t arg[6] = {0,0,0,0,0,0}; |
435 | Int_t dummy = 0; | |
436 | Int_t nofAnodes = fNofMaps/2; | |
8ba39da9 | 437 | Float_t sddLength = seg->Dx(); |
438 | Float_t sddWidth = seg->Dz(); | |
439 | Float_t anodePitch = seg->Dpz(dummy); | |
440 | Float_t timeStep = seg->Dpx(dummy); | |
fcf95fc7 | 441 | Float_t driftSpeed = res->GetDriftSpeed(); |
442 | Float_t maxadc = res->GetMaxAdc(); | |
443 | Float_t topValue = res->GetDynamicRange(); | |
444 | Float_t cHloss = res->GetChargeLoss(); | |
aacedc3e | 445 | Float_t norm = maxadc/topValue; |
fcf95fc7 | 446 | Float_t dfCoeff, s1; res->DiffCoeff(dfCoeff,s1); // Signal 2d Shape |
8ba39da9 | 447 | Double_t eVpairs = res->GetGeVToCharge()*1.0E9; // 3.6 eV by def. |
fcf95fc7 | 448 | Float_t nsigma = res->GetNSigmaIntegration(); // |
449 | Int_t nlookups = res->GetGausNLookUp(); // | |
450 | Float_t jitter = res->GetJitterError(); // | |
aacedc3e | 451 | |
452 | // Piergiorgio's part (apart for few variables which I made float | |
453 | // when i thought that can be done | |
454 | // Fill detector maps with GEANT hits | |
455 | // loop over hits in the module | |
456 | ||
457 | const Float_t kconv = 1.0e+6; // GeV->KeV | |
458 | Int_t itrack = 0; | |
459 | Int_t hitDetector; // detector number (lay,lad,hitDetector) | |
460 | Int_t iWing; // which detector wing/side. | |
461 | Int_t detector; // 2*(detector-1)+iWing | |
462 | Int_t ii,kk,ka,kt; // loop indexs | |
463 | Int_t ia,it,index; // sub-pixel integration indexies | |
464 | Int_t iAnode; // anode number. | |
465 | Int_t timeSample; // time buckett. | |
466 | Int_t anodeWindow; // anode direction charge integration width | |
467 | Int_t timeWindow; // time direction charge integration width | |
468 | Int_t jamin,jamax; // anode charge integration window | |
469 | Int_t jtmin,jtmax; // time charge integration window | |
470 | Int_t ndiv; // Anode window division factor. | |
471 | Int_t nsplit; // the number of splits in anode and time windows==1. | |
472 | Int_t nOfSplits; // number of times track length is split into | |
473 | Float_t nOfSplitsF; // Floating point version of nOfSplits. | |
474 | Float_t kkF; // Floating point version of loop index kk. | |
475 | Float_t pathInSDD; // Track length in SDD. | |
476 | Float_t drPath; // average position of track in detector. in microns | |
477 | Float_t drTime; // Drift time | |
478 | Float_t nmul; // drift time window multiplication factor. | |
479 | Float_t avDrft; // x position of path length segment in cm. | |
480 | Float_t avAnode; // Anode for path length segment in Anode number (float) | |
481 | Float_t xAnode; // Floating point anode number. | |
482 | Float_t driftPath; // avDrft in microns. | |
483 | Float_t width; // width of signal at anodes. | |
484 | Double_t depEnergy; // Energy deposited in this GEANT step. | |
485 | Double_t xL[3],dxL[3]; // local hit coordinates and diff. | |
486 | Double_t sigA; // sigma of signal at anode. | |
487 | Double_t sigT; // sigma in time/drift direction for track segment | |
488 | Double_t aStep,aConst; // sub-pixel size and offset anode | |
489 | Double_t tStep,tConst; // sub-pixel size and offset time | |
490 | Double_t amplitude; // signal amplitude for track segment in nanoAmpere | |
491 | Double_t chargeloss; // charge loss for track segment. | |
492 | Double_t anodeAmplitude; // signal amplitude in anode direction | |
493 | Double_t aExpo; // exponent of Gaussian anode direction | |
494 | Double_t timeAmplitude; // signal amplitude in time direction | |
495 | Double_t tExpo; // exponent of Gaussian time direction | |
496 | // Double_t tof; // Time of flight in ns of this step. | |
497 | ||
498 | for(ii=0; ii<nhits; ii++) { | |
499 | if(!mod->LineSegmentL(ii,xL[0],dxL[0],xL[1],dxL[1],xL[2],dxL[2], | |
500 | depEnergy,itrack)) continue; | |
501 | xL[0] += 0.0001*gRandom->Gaus( 0, jitter ); // | |
502 | depEnergy *= kconv; | |
503 | hitDetector = mod->GetDet(); | |
504 | //tof = 1.E+09*(mod->GetHit(ii)->GetTOF()); // tof in ns. | |
505 | //if(tof>sddLength/driftSpeed) continue; // hit happed too late. | |
506 | ||
507 | // scale path to simulate a perpendicular track | |
508 | // continue if the particle did not lose energy | |
509 | // passing through detector | |
510 | if (!depEnergy) { | |
f77f13c8 | 511 | AliDebug(1, |
512 | Form("fTrack = %d hit=%d module=%d This particle has passed without losing energy!", | |
513 | itrack,ii,mod->GetIndex())); | |
aacedc3e | 514 | continue; |
515 | } // end if !depEnergy | |
516 | ||
517 | pathInSDD = TMath::Sqrt(dxL[0]*dxL[0]+dxL[1]*dxL[1]+dxL[2]*dxL[2]); | |
518 | ||
519 | if (fFlag && pathInSDD) { depEnergy *= (0.03/pathInSDD); } | |
520 | drPath = 10000.*(dxL[0]+2.*xL[0])*0.5; | |
521 | if(drPath < 0) drPath = -drPath; | |
522 | drPath = sddLength-drPath; | |
523 | if(drPath < 0) { | |
f77f13c8 | 524 | AliDebug(1, // this should be fixed at geometry level |
525 | Form("negative drift path drPath=%e sddLength=%e dxL[0]=%e xL[0]=%e", | |
526 | drPath,sddLength,dxL[0],xL[0])); | |
aacedc3e | 527 | continue; |
528 | } // end if drPath < 0 | |
529 | ||
530 | // Compute number of segments to brake step path into | |
531 | drTime = drPath/driftSpeed; // Drift Time | |
532 | sigA = TMath::Sqrt(2.*dfCoeff*drTime+s1*s1);// Sigma along the anodes | |
533 | // calcuate the number of time the path length should be split into. | |
534 | nOfSplits = (Int_t) (1. + 10000.*pathInSDD/sigA); | |
535 | if(fFlag) nOfSplits = 1; | |
536 | ||
537 | // loop over path segments, init. some variables. | |
538 | depEnergy /= nOfSplits; | |
539 | nOfSplitsF = (Float_t) nOfSplits; | |
540 | for(kk=0;kk<nOfSplits;kk++) { // loop over path segments | |
541 | kkF = (Float_t) kk + 0.5; | |
542 | avDrft = xL[0]+dxL[0]*kkF/nOfSplitsF; | |
543 | avAnode = xL[2]+dxL[2]*kkF/nOfSplitsF; | |
544 | driftPath = 10000.*avDrft; | |
545 | ||
546 | iWing = 2; // Assume wing is 2 | |
547 | if(driftPath < 0) { // if wing is not 2 it is 1. | |
548 | iWing = 1; | |
549 | driftPath = -driftPath; | |
550 | } // end if driftPath < 0 | |
551 | driftPath = sddLength-driftPath; | |
552 | detector = 2*(hitDetector-1) + iWing; | |
553 | if(driftPath < 0) { | |
f77f13c8 | 554 | AliDebug(1, // this should be fixed at geometry level |
555 | Form("negative drift path driftPath=%e sddLength=%e avDrft=%e dxL[0]=%e xL[0]=%e", | |
556 | driftPath,sddLength,avDrft,dxL[0],xL[0])); | |
aacedc3e | 557 | continue; |
558 | } // end if driftPath < 0 | |
559 | ||
560 | // Drift Time | |
561 | drTime = driftPath/driftSpeed; // drift time for segment. | |
562 | timeSample = (Int_t) (fScaleSize*drTime/timeStep + 1); | |
563 | // compute time Sample including tof information. The tof only | |
564 | // effects the time of the signal is recoreded and not the | |
565 | // the defusion. | |
566 | // timeSample = (Int_t) (fScaleSize*(drTime+tof)/timeStep + 1); | |
567 | if(timeSample > fScaleSize*fMaxNofSamples) { | |
568 | Warning("HitsToAnalogDigits","Wrong Time Sample: %e", | |
569 | timeSample); | |
570 | continue; | |
571 | } // end if timeSample > fScaleSize*fMaxNoofSamples | |
572 | ||
573 | // Anode | |
574 | xAnode = 10000.*(avAnode)/anodePitch + nofAnodes/2; // +1? | |
575 | if(xAnode*anodePitch > sddWidth || xAnode*anodePitch < 0.) | |
576 | Warning("HitsToAnalogDigits", | |
577 | "Exceedubg sddWidth=%e Z = %e", | |
578 | sddWidth,xAnode*anodePitch); | |
579 | iAnode = (Int_t) (1.+xAnode); // xAnode? | |
580 | if(iAnode < 1 || iAnode > nofAnodes) { | |
581 | Warning("HitToAnalogDigits","Wrong iAnode: 1<%d>%d", | |
582 | iAnode,nofAnodes); | |
583 | continue; | |
584 | } // end if iAnode < 1 || iAnode > nofAnodes | |
585 | ||
586 | // store straight away the particle position in the array | |
587 | // of particles and take idhit=ii only when part is entering (this | |
588 | // requires FillModules() in the macro for analysis) : | |
b0f5e3fc | 589 | |
aacedc3e | 590 | // Sigma along the anodes for track segment. |
591 | sigA = TMath::Sqrt(2.*dfCoeff*drTime+s1*s1); | |
592 | sigT = sigA/driftSpeed; | |
593 | // Peak amplitude in nanoAmpere | |
594 | amplitude = fScaleSize*160.*depEnergy/ | |
595 | (timeStep*eVpairs*2.*acos(-1.)*sigT*sigA); | |
596 | amplitude *= timeStep/25.; // WARNING!!!!! Amplitude scaling to | |
597 | // account for clock variations | |
598 | // (reference value: 40 MHz) | |
599 | chargeloss = 1.-cHloss*driftPath/1000; | |
600 | amplitude *= chargeloss; | |
601 | width = 2.*nsigma/(nlookups-1); | |
602 | // Spread the charge | |
603 | // Pixel index | |
604 | ndiv = 2; | |
605 | nmul = 3.; | |
606 | if(drTime > 1200.) { | |
607 | ndiv = 4; | |
608 | nmul = 1.5; | |
609 | } // end if drTime > 1200. | |
610 | // Sub-pixel index | |
611 | nsplit = 4; // hard-wired //nsplit=4;nsplit = (nsplit+1)/2*2; | |
612 | // Sub-pixel size see computation of aExpo and tExpo. | |
613 | aStep = anodePitch/(nsplit*fScaleSize*sigA); | |
614 | aConst = xAnode*anodePitch/sigA; | |
615 | tStep = timeStep/(nsplit*fScaleSize*sigT); | |
616 | tConst = drTime/sigT; | |
617 | // Define SDD window corresponding to the hit | |
618 | anodeWindow = (Int_t)(fScaleSize*nsigma*sigA/anodePitch+1); | |
619 | timeWindow = (Int_t) (fScaleSize*nsigma*sigT/timeStep+1.); | |
620 | jamin = (iAnode - anodeWindow/ndiv - 1)*fScaleSize*nsplit +1; | |
621 | jamax = (iAnode + anodeWindow/ndiv)*fScaleSize*nsplit; | |
622 | if(jamin <= 0) jamin = 1; | |
623 | if(jamax > fScaleSize*nofAnodes*nsplit) | |
624 | jamax = fScaleSize*nofAnodes*nsplit; | |
625 | // jtmin and jtmax are Hard-wired | |
626 | jtmin = (Int_t)(timeSample-timeWindow*nmul-1)*nsplit+1; | |
627 | jtmax = (Int_t)(timeSample+timeWindow*nmul)*nsplit; | |
628 | if(jtmin <= 0) jtmin = 1; | |
629 | if(jtmax > fScaleSize*fMaxNofSamples*nsplit) | |
630 | jtmax = fScaleSize*fMaxNofSamples*nsplit; | |
631 | // Spread the charge in the anode-time window | |
632 | for(ka=jamin; ka <=jamax; ka++) { | |
633 | ia = (ka-1)/(fScaleSize*nsplit) + 1; | |
634 | if(ia <= 0) { | |
635 | Warning("HitsToAnalogDigits","ia < 1: "); | |
636 | continue; | |
637 | } // end if | |
638 | if(ia > nofAnodes) ia = nofAnodes; | |
639 | aExpo = (aStep*(ka-0.5)-aConst); | |
640 | if(TMath::Abs(aExpo) > nsigma) anodeAmplitude = 0.; | |
641 | else { | |
642 | dummy = (Int_t) ((aExpo+nsigma)/width); | |
fcf95fc7 | 643 | anodeAmplitude = amplitude*res->GetGausLookUp(dummy); |
aacedc3e | 644 | } // end if TMath::Abs(aEspo) > nsigma |
645 | // index starts from 0 | |
646 | index = ((detector+1)%2)*nofAnodes+ia-1; | |
647 | if(anodeAmplitude) for(kt=jtmin; kt<=jtmax; kt++) { | |
648 | it = (kt-1)/nsplit+1; // it starts from 1 | |
649 | if(it<=0){ | |
650 | Warning("HitsToAnalogDigits","it < 1:"); | |
651 | continue; | |
652 | } // end if | |
653 | if(it>fScaleSize*fMaxNofSamples) | |
654 | it = fScaleSize*fMaxNofSamples; | |
655 | tExpo = (tStep*(kt-0.5)-tConst); | |
656 | if(TMath::Abs(tExpo) > nsigma) timeAmplitude = 0.; | |
657 | else { | |
658 | dummy = (Int_t) ((tExpo+nsigma)/width); | |
659 | timeAmplitude = anodeAmplitude* | |
fcf95fc7 | 660 | res->GetGausLookUp(dummy); |
aacedc3e | 661 | } // end if TMath::Abs(tExpo) > nsigma |
662 | // build the list of Sdigits for this module | |
663 | // arg[0] = index; | |
664 | // arg[1] = it; | |
665 | // arg[2] = itrack; // track number | |
666 | // arg[3] = ii-1; // hit number. | |
667 | timeAmplitude *= norm; | |
668 | timeAmplitude *= 10; | |
669 | // ListOfFiredCells(arg,timeAmplitude,alst,padr); | |
670 | Double_t charge = timeAmplitude; | |
671 | charge += fHitMap2->GetSignal(index,it-1); | |
672 | fHitMap2->SetHit(index, it-1, charge); | |
673 | fpList->AddSignal(index,it-1,itrack,ii-1, | |
674 | mod->GetIndex(),timeAmplitude); | |
675 | fAnodeFire[index] = kTRUE; | |
676 | } // end if anodeAmplitude and loop over time in window | |
677 | } // loop over anodes in window | |
678 | } // end loop over "sub-hits" | |
679 | } // end loop over hits | |
b0f5e3fc | 680 | } |
50d05d7b | 681 | /* |
8a33ae9e | 682 | //______________________________________________________________________ |
b0f5e3fc | 683 | void AliITSsimulationSDD::ListOfFiredCells(Int_t *arg,Double_t timeAmplitude, |
3d2c9d72 | 684 | TObjArray *alist,TClonesArray *padr){ |
aacedc3e | 685 | // Returns the list of "fired" cells. |
686 | ||
687 | Int_t index = arg[0]; | |
688 | Int_t ik = arg[1]; | |
689 | Int_t idtrack = arg[2]; | |
690 | Int_t idhit = arg[3]; | |
691 | Int_t counter = arg[4]; | |
692 | Int_t countadr = arg[5]; | |
693 | Double_t charge = timeAmplitude; | |
694 | charge += fHitMap2->GetSignal(index,ik-1); | |
695 | fHitMap2->SetHit(index, ik-1, charge); | |
696 | ||
697 | Int_t digits[3]; | |
698 | Int_t it = (Int_t)((ik-1)/fScaleSize); | |
699 | digits[0] = index; | |
700 | digits[1] = it; | |
701 | digits[2] = (Int_t)timeAmplitude; | |
702 | Float_t phys; | |
703 | if (idtrack >= 0) phys = (Float_t)timeAmplitude; | |
704 | else phys = 0; | |
705 | ||
706 | Double_t cellcharge = 0.; | |
707 | AliITSTransientDigit* pdigit; | |
708 | // build the list of fired cells and update the info | |
709 | if (!fHitMap1->TestHit(index, it)) { | |
710 | new((*padr)[countadr++]) TVector(3); | |
711 | TVector &trinfo=*((TVector*) (*padr)[countadr-1]); | |
712 | trinfo(0) = (Float_t)idtrack; | |
713 | trinfo(1) = (Float_t)idhit; | |
714 | trinfo(2) = (Float_t)timeAmplitude; | |
715 | ||
716 | alist->AddAtAndExpand(new AliITSTransientDigit(phys,digits),counter); | |
717 | fHitMap1->SetHit(index, it, counter); | |
718 | counter++; | |
719 | pdigit=(AliITSTransientDigit*)alist->At(alist->GetLast()); | |
720 | // list of tracks | |
721 | TObjArray *trlist=(TObjArray*)pdigit->TrackList(); | |
722 | trlist->Add(&trinfo); | |
723 | } else { | |
724 | pdigit = (AliITSTransientDigit*) fHitMap1->GetHit(index, it); | |
725 | for(Int_t kk=0;kk<fScaleSize;kk++) { | |
726 | cellcharge += fHitMap2->GetSignal(index,fScaleSize*it+kk); | |
727 | } // end for kk | |
728 | // update charge | |
729 | (*pdigit).fSignal = (Int_t)cellcharge; | |
730 | (*pdigit).fPhysics += phys; | |
731 | // update list of tracks | |
732 | TObjArray* trlist = (TObjArray*)pdigit->TrackList(); | |
733 | Int_t lastentry = trlist->GetLast(); | |
734 | TVector *ptrkp = (TVector*)trlist->At(lastentry); | |
735 | TVector &trinfo = *ptrkp; | |
736 | Int_t lasttrack = Int_t(trinfo(0)); | |
737 | Float_t lastcharge=(trinfo(2)); | |
738 | if (lasttrack==idtrack ) { | |
739 | lastcharge += (Float_t)timeAmplitude; | |
740 | trlist->RemoveAt(lastentry); | |
741 | trinfo(0) = lasttrack; | |
742 | trinfo(1) = idhit; | |
743 | trinfo(2) = lastcharge; | |
744 | trlist->AddAt(&trinfo,lastentry); | |
745 | } else { | |
746 | new((*padr)[countadr++]) TVector(3); | |
747 | TVector &trinfo=*((TVector*) (*padr)[countadr-1]); | |
748 | trinfo(0) = (Float_t)idtrack; | |
749 | trinfo(1) = (Float_t)idhit; | |
750 | trinfo(2) = (Float_t)timeAmplitude; | |
751 | trlist->Add(&trinfo); | |
752 | } // end if lasttrack==idtrack | |
753 | ||
f77f13c8 | 754 | if(AliDebugLevel()){ |
aacedc3e | 755 | // check the track list - debugging |
756 | Int_t trk[20], htrk[20]; | |
757 | Float_t chtrk[20]; | |
758 | Int_t nptracks = trlist->GetEntriesFast(); | |
759 | if (nptracks > 2) { | |
760 | Int_t tr; | |
761 | for (tr=0;tr<nptracks;tr++) { | |
762 | TVector *pptrkp = (TVector*)trlist->At(tr); | |
763 | TVector &pptrk = *pptrkp; | |
764 | trk[tr] = Int_t(pptrk(0)); | |
765 | htrk[tr] = Int_t(pptrk(1)); | |
766 | chtrk[tr] = (pptrk(2)); | |
767 | cout << "nptracks "<<nptracks << endl; | |
768 | } // end for tr | |
769 | } // end if nptracks | |
f77f13c8 | 770 | } // end if AliDebugLevel() |
aacedc3e | 771 | } // end if pdigit |
772 | ||
773 | // update counter and countadr for next call. | |
774 | arg[4] = counter; | |
775 | arg[5] = countadr; | |
b0f5e3fc | 776 | } |
50d05d7b | 777 | */ |
b0f5e3fc | 778 | //____________________________________________ |
50d05d7b | 779 | void AliITSsimulationSDD::AddDigit( Int_t i, Int_t j, Int_t signal ) { |
aacedc3e | 780 | // Adds a Digit. |
781 | Int_t size = AliITSdigitSPD::GetNTracks(); | |
782 | Int_t digits[3]; | |
783 | Int_t * tracks = new Int_t[size]; | |
784 | Int_t * hits = new Int_t[size]; | |
785 | Float_t phys; | |
786 | Float_t * charges = new Float_t[size]; | |
787 | ||
788 | digits[0] = i; | |
789 | digits[1] = j; | |
790 | digits[2] = signal; | |
791 | ||
792 | AliITSpListItem *pItem = fpList->GetpListItem( i, j ); | |
793 | if( pItem == 0 ) { | |
794 | phys = 0.0; | |
795 | for( Int_t l=0; l<size; l++ ) { | |
796 | tracks[l] = 0; | |
797 | hits[l] = 0; | |
798 | charges[l] = 0.0; | |
799 | } | |
800 | } else { | |
801 | Int_t idtrack = pItem->GetTrack( 0 ); | |
802 | if( idtrack >= 0 ) phys = pItem->GetSignal(); | |
803 | else phys = 0.0; | |
804 | ||
805 | for( Int_t l=0; l<size; l++ ) if(l<pItem->GetMaxKept()) { | |
806 | tracks[l] = pItem->GetTrack( l ); | |
807 | hits[l] = pItem->GetHit( l ); | |
808 | charges[l] = pItem->GetSignal( l ); | |
809 | }else{ | |
810 | tracks[l] = -3; | |
811 | hits[l] = -1; | |
812 | charges[l] = 0.0; | |
813 | }// end for if | |
50d05d7b | 814 | } |
50d05d7b | 815 | |
aacedc3e | 816 | fITS->AddSimDigit( 1, phys, digits, tracks, hits, charges ); |
817 | delete [] tracks; | |
818 | delete [] hits; | |
819 | delete [] charges; | |
820 | } | |
8a33ae9e | 821 | //______________________________________________________________________ |
8ba39da9 | 822 | void AliITSsimulationSDD::ChargeToSignal(Int_t mod,Bool_t bAddNoise) { |
aacedc3e | 823 | // add baseline, noise, electronics and ADC saturation effects |
824 | ||
825 | char opt1[20], opt2[20]; | |
fcf95fc7 | 826 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(mod); |
fcf95fc7 | 827 | res->GetParamOptions(opt1,opt2); |
f45f6658 | 828 | Double_t baseline=0; |
829 | Double_t noise=0; | |
aacedc3e | 830 | |
831 | Float_t contrib=0; | |
832 | Int_t i,k,kk; | |
fcf95fc7 | 833 | Float_t maxadc = res->GetMaxAdc(); |
aacedc3e | 834 | if(!fDoFFT) { |
835 | for (i=0;i<fNofMaps;i++) { | |
836 | if( !fAnodeFire[i] ) continue; | |
f45f6658 | 837 | baseline = res->GetBaseline(i); |
838 | noise = res->GetNoise(i); | |
839 | ||
aacedc3e | 840 | for(k=0; k<fScaleSize*fMaxNofSamples; k++) { |
841 | fInZR[k] = fHitMap2->GetSignal(i,k); | |
842 | if( bAddNoise ) { | |
843 | contrib = (baseline + noise*gRandom->Gaus()); | |
844 | fInZR[k] += contrib; | |
845 | } | |
846 | } // end for k | |
847 | for(k=0; k<fMaxNofSamples; k++) { | |
848 | Double_t newcont = 0.; | |
849 | Double_t maxcont = 0.; | |
850 | for(kk=0;kk<fScaleSize;kk++) { | |
851 | newcont = fInZR[fScaleSize*k+kk]; | |
852 | if(newcont > maxcont) maxcont = newcont; | |
853 | } // end for kk | |
f45f6658 | 854 | newcont = maxcont; |
aacedc3e | 855 | if (newcont >= maxadc) newcont = maxadc -1; |
856 | if(newcont >= baseline){ | |
857 | Warning("","newcont=%d>=baseline=%d",newcont,baseline); | |
858 | } // end if | |
859 | // back to analog: ? | |
860 | fHitMap2->SetHit(i,k,newcont); | |
861 | } // end for k | |
862 | } // end for i loop over anodes | |
863 | return; | |
864 | } // end if DoFFT | |
865 | ||
ece86d9a | 866 | for (i=0;i<fNofMaps;i++) { |
aacedc3e | 867 | if( !fAnodeFire[i] ) continue; |
f45f6658 | 868 | baseline = res->GetBaseline(i); |
869 | noise = res->GetNoise(i); | |
870 | for(k=0; k<fScaleSize*fMaxNofSamples; k++) { | |
aacedc3e | 871 | fInZR[k] = fHitMap2->GetSignal(i,k); |
872 | if( bAddNoise ) { | |
873 | contrib = (baseline + noise*gRandom->Gaus()); | |
874 | fInZR[k] += contrib; | |
875 | } | |
876 | fInZI[k] = 0.; | |
877 | } // end for k | |
878 | FastFourierTransform(fElectronics,&fInZR[0],&fInZI[0],1); | |
879 | for(k=0; k<fScaleSize*fMaxNofSamples; k++) { | |
880 | Double_t rw = fElectronics->GetTraFunReal(k); | |
881 | Double_t iw = fElectronics->GetTraFunImag(k); | |
882 | fOutZR[k] = fInZR[k]*rw - fInZI[k]*iw; | |
883 | fOutZI[k] = fInZR[k]*iw + fInZI[k]*rw; | |
884 | } // end for k | |
885 | FastFourierTransform(fElectronics,&fOutZR[0],&fOutZI[0],-1); | |
886 | for(k=0; k<fMaxNofSamples; k++) { | |
887 | Double_t newcont1 = 0.; | |
888 | Double_t maxcont1 = 0.; | |
889 | for(kk=0;kk<fScaleSize;kk++) { | |
890 | newcont1 = fOutZR[fScaleSize*k+kk]; | |
891 | if(newcont1 > maxcont1) maxcont1 = newcont1; | |
892 | } // end for kk | |
893 | newcont1 = maxcont1; | |
894 | if (newcont1 >= maxadc) newcont1 = maxadc -1; | |
895 | fHitMap2->SetHit(i,k,newcont1); | |
896 | } // end for k | |
8a33ae9e | 897 | } // end for i loop over anodes |
3d2c9d72 | 898 | return; |
b0f5e3fc | 899 | } |
50d05d7b | 900 | //____________________________________________________________________ |
8ba39da9 | 901 | void AliITSsimulationSDD::ApplyDeadChannels(Int_t mod) { |
aacedc3e | 902 | // Set dead channel signal to zero |
f45f6658 | 903 | AliITSCalibrationSDD * calibr = (AliITSCalibrationSDD *)GetCalibrationModel(mod); |
8ba39da9 | 904 | AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1); |
aacedc3e | 905 | // nothing to do |
f45f6658 | 906 | if( calibr->IsDead() || |
907 | ( calibr->GetDeadChips() == 0 && | |
908 | calibr->GetDeadChannels() == 0 ) ) return; | |
50d05d7b | 909 | |
8ba39da9 | 910 | // static AliITS *iTS = (AliITS*)gAlice->GetModule( "ITS" ); |
aacedc3e | 911 | |
8ba39da9 | 912 | Int_t fMaxNofSamples = seg->Npx(); |
913 | // AliITSgeom *geom = iTS->GetITSgeom(); | |
914 | // Int_t firstSDDMod = geom->GetStartDet( 1 ); | |
aacedc3e | 915 | // loop over wings |
916 | for( Int_t j=0; j<2; j++ ) { | |
8ba39da9 | 917 | // Int_t mod = (fModule-firstSDDMod)*2 + j; |
f45f6658 | 918 | for( Int_t u=0; u<calibr->Chips(); u++ ) |
919 | for( Int_t v=0; v<calibr->Channels(); v++ ) { | |
920 | Float_t gain = calibr->Gain(j, u, v ); | |
8ba39da9 | 921 | for( Int_t k=0; k<fMaxNofSamples; k++ ) { |
f45f6658 | 922 | Int_t i = j*calibr->Chips()*calibr->Channels() + |
923 | u*calibr->Channels() + | |
8ba39da9 | 924 | v; |
925 | Double_t signal = gain * fHitMap2->GetSignal( i, k ); | |
926 | fHitMap2->SetHit( i, k, signal ); /// | |
927 | } | |
928 | } | |
929 | } | |
50d05d7b | 930 | } |
931 | //______________________________________________________________________ | |
8ba39da9 | 932 | void AliITSsimulationSDD::ApplyCrosstalk(Int_t mod) { |
aacedc3e | 933 | // function add the crosstalk effect to signal |
934 | // temporal function, should be checked...!!! | |
8ba39da9 | 935 | AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1); |
936 | ||
937 | Int_t fNofMaps = seg->Npz(); | |
938 | Int_t fMaxNofSamples = seg->Npx(); | |
aacedc3e | 939 | |
940 | // create and inizialice crosstalk map | |
941 | Float_t* ctk = new Float_t[fNofMaps*fMaxNofSamples+1]; | |
942 | if( ctk == NULL ) { | |
943 | Error( "ApplyCrosstalk", "no memory for temporal map: exit \n" ); | |
944 | return; | |
945 | } | |
946 | memset( ctk, 0, sizeof(Float_t)*(fNofMaps*fMaxNofSamples+1) ); | |
f45f6658 | 947 | AliITSCalibrationSDD* calibr = (AliITSCalibrationSDD*)GetCalibrationModel(mod); |
aacedc3e | 948 | for( Int_t z=0; z<fNofMaps; z++ ) { |
f45f6658 | 949 | Double_t baseline = calibr->GetBaseline(z); |
aacedc3e | 950 | Bool_t on = kFALSE; |
951 | Int_t tstart = 0; | |
952 | Int_t tstop = 0; | |
953 | Int_t nTsteps = 0; | |
50d05d7b | 954 | |
aacedc3e | 955 | for( Int_t l=0; l<fMaxNofSamples; l++ ) { |
956 | Float_t fadc = (Float_t)fHitMap2->GetSignal( z, l ); | |
957 | if( fadc > baseline ) { | |
958 | if( on == kFALSE && l<fMaxNofSamples-4 ) { | |
959 | Float_t fadc1 = (Float_t)fHitMap2->GetSignal( z, l+1 ); | |
960 | if( fadc1 < fadc ) continue; | |
961 | on = kTRUE; | |
962 | nTsteps = 0; | |
963 | tstart = l; | |
964 | } | |
965 | nTsteps++; | |
966 | } | |
967 | else { // end fadc > baseline | |
968 | if( on == kTRUE ) { | |
969 | if( nTsteps > 2 ) { | |
970 | tstop = l; | |
971 | // make smooth derivative | |
972 | Float_t* dev = new Float_t[fMaxNofSamples+1]; | |
973 | memset( dev, 0, sizeof(Float_t)*(fMaxNofSamples+1) ); | |
974 | if( ctk == NULL ) { | |
975 | Error( "ApplyCrosstalk", | |
976 | "no memory for temporal array: exit \n" ); | |
977 | return; | |
978 | } | |
979 | for( Int_t i=tstart; i<tstop; i++ ) { | |
980 | if( i > 2 && i < fMaxNofSamples-2 ) | |
981 | dev[i] = -0.2*fHitMap2->GetSignal( z,i-2 ) | |
982 | -0.1*fHitMap2->GetSignal( z,i-1 ) | |
983 | +0.1*fHitMap2->GetSignal( z,i+1 ) | |
984 | +0.2*fHitMap2->GetSignal( z,i+2 ); | |
985 | } | |
50d05d7b | 986 | |
aacedc3e | 987 | // add crosstalk contribution to neibourg anodes |
988 | for( Int_t i=tstart; i<tstop; i++ ) { | |
989 | Int_t anode = z - 1; | |
990 | Int_t i1 = (Int_t)((i-tstart)*.61+tstart+0.5); // | |
991 | Float_t ctktmp = -dev[i1] * 0.25; | |
992 | if( anode > 0 ) { | |
993 | ctk[anode*fMaxNofSamples+i] += ctktmp; | |
994 | } | |
995 | anode = z + 1; | |
996 | if( anode < fNofMaps ) { | |
997 | ctk[anode*fMaxNofSamples+i] += ctktmp; | |
998 | } | |
999 | } | |
1000 | delete [] dev; | |
50d05d7b | 1001 | |
aacedc3e | 1002 | } // if( nTsteps > 2 ) |
1003 | on = kFALSE; | |
1004 | } // if( on == kTRUE ) | |
1005 | } // else | |
1006 | } | |
3d2c9d72 | 1007 | } |
50d05d7b | 1008 | |
aacedc3e | 1009 | for( Int_t a=0; a<fNofMaps; a++ ) |
1010 | for( Int_t t=0; t<fMaxNofSamples; t++ ) { | |
1011 | Float_t signal = fHitMap2->GetSignal(a,t)+ctk[a*fMaxNofSamples+t]; | |
1012 | fHitMap2->SetHit( a, t, signal ); | |
1013 | } | |
1014 | ||
1015 | delete [] ctk; | |
50d05d7b | 1016 | } |
f45f6658 | 1017 | |
8a33ae9e | 1018 | //______________________________________________________________________ |
b0f5e3fc | 1019 | void AliITSsimulationSDD::CompressionParam(Int_t i,Int_t &db,Int_t &tl, |
f45f6658 | 1020 | Int_t &th) const{ |
aacedc3e | 1021 | // Returns the compression alogirthm parameters |
f45f6658 | 1022 | db=fD[i]; |
1023 | tl=fT1[i]; | |
1024 | th=fT2[i]; | |
b0f5e3fc | 1025 | } |
8a33ae9e | 1026 | //______________________________________________________________________ |
f45f6658 | 1027 | void AliITSsimulationSDD::CompressionParam(Int_t i,Int_t &db,Int_t &tl) const{ |
aacedc3e | 1028 | // returns the compression alogirthm parameters |
aacedc3e | 1029 | |
f45f6658 | 1030 | db=fD[i]; |
1031 | tl=fT1[i]; | |
1032 | ||
b0f5e3fc | 1033 | } |
8a33ae9e | 1034 | //______________________________________________________________________ |
f45f6658 | 1035 | void AliITSsimulationSDD::SetCompressParam(){ |
aacedc3e | 1036 | // Sets the compression alogirthm parameters |
f45f6658 | 1037 | AliITSCalibrationSDD* calibr = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
1038 | for(Int_t ian = 0; ian<fNofMaps;ian++){ | |
1039 | fD[ian] = (Int_t)(calibr->GetBaseline(ian)); | |
1040 | fT1[ian] = (Int_t)(2.*calibr->GetNoiseAfterElectronics(ian)+0.5); | |
1041 | fT2[ian] = 0; // used by 2D clustering - not defined yet | |
1042 | fTol[ian] = 0; // used by 2D clustering - not defined yet | |
1043 | } | |
b0f5e3fc | 1044 | } |
8a33ae9e | 1045 | //______________________________________________________________________ |
1046 | Int_t AliITSsimulationSDD::Convert10to8(Int_t signal) const { | |
aacedc3e | 1047 | // To the 10 to 8 bit lossive compression. |
1048 | // code from Davide C. and Albert W. | |
1049 | ||
1050 | if (signal < 128) return signal; | |
1051 | if (signal < 256) return (128+((signal-128)>>1)); | |
1052 | if (signal < 512) return (192+((signal-256)>>3)); | |
1053 | if (signal < 1024) return (224+((signal-512)>>4)); | |
1054 | return 0; | |
b0f5e3fc | 1055 | } |
50d05d7b | 1056 | /* |
8a33ae9e | 1057 | //______________________________________________________________________ |
b0f5e3fc | 1058 | AliITSMap* AliITSsimulationSDD::HitMap(Int_t i){ |
aacedc3e | 1059 | //Return the correct map. |
8a33ae9e | 1060 | |
aacedc3e | 1061 | return ((i==0)? fHitMap1 : fHitMap2); |
3d2c9d72 | 1062 | } |
1063 | */ | |
8a33ae9e | 1064 | //______________________________________________________________________ |
e8189707 | 1065 | void AliITSsimulationSDD::ZeroSuppression(const char *option) { |
aacedc3e | 1066 | // perform the zero suppresion |
1067 | ||
1068 | if (strstr(option,"2D")) { | |
1069 | //Init2D(); // activate if param change module by module | |
1070 | Compress2D(); | |
1071 | } else if (strstr(option,"1D")) { | |
1072 | //Init1D(); // activate if param change module by module | |
1073 | Compress1D(); | |
1074 | } else StoreAllDigits(); | |
b0f5e3fc | 1075 | } |
8a33ae9e | 1076 | //______________________________________________________________________ |
b0f5e3fc | 1077 | void AliITSsimulationSDD::Init2D(){ |
aacedc3e | 1078 | // read in and prepare arrays: fD, fT1, fT2 |
1079 | // savemu[nanodes], savesigma[nanodes] | |
1080 | // read baseline and noise from file - either a .root file and in this | |
1081 | // case data should be organised in a tree with one entry for each | |
1082 | // module => reading should be done accordingly | |
1083 | // or a classic file and do smth. like this ( code from Davide C. and | |
1084 | // Albert W.) : | |
1085 | // Read 2D zero-suppression parameters for SDD | |
1086 | ||
1087 | if (!strstr(fParam.Data(),"file")) return; | |
1088 | ||
1089 | Int_t na,pos,tempTh; | |
1090 | Float_t mu,sigma; | |
1091 | Float_t *savemu = new Float_t [fNofMaps]; | |
1092 | Float_t *savesigma = new Float_t [fNofMaps]; | |
1093 | char input[100],basel[100],par[100]; | |
1094 | char *filtmp; | |
1095 | Double_t tmp1,tmp2; | |
f45f6658 | 1096 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
8ba39da9 | 1097 | |
1098 | res->Thresholds(tmp1,tmp2); | |
aacedc3e | 1099 | Int_t minval = static_cast<Int_t>(tmp1); |
1100 | ||
8ba39da9 | 1101 | res->Filenames(input,basel,par); |
aacedc3e | 1102 | fFileName = par; |
1103 | // | |
1104 | filtmp = gSystem->ExpandPathName(fFileName.Data()); | |
1105 | FILE *param = fopen(filtmp,"r"); | |
1106 | na = 0; | |
1107 | ||
1108 | if(param) { | |
1109 | while(fscanf(param,"%d %f %f",&pos, &mu, &sigma) != EOF) { | |
1110 | if (pos != na+1) { | |
1111 | Error("Init2D","Anode number not in increasing order!",filtmp); | |
1112 | exit(1); | |
1113 | } // end if pos != na+1 | |
1114 | savemu[na] = mu; | |
1115 | savesigma[na] = sigma; | |
1116 | if ((2.*sigma) < mu) { | |
1117 | fD[na] = (Int_t)floor(mu - 2.0*sigma + 0.5); | |
1118 | mu = 2.0 * sigma; | |
1119 | } else fD[na] = 0; | |
1120 | tempTh = (Int_t)floor(mu+2.25*sigma+0.5) - minval; | |
1121 | if (tempTh < 0) tempTh=0; | |
1122 | fT1[na] = tempTh; | |
1123 | tempTh = (Int_t)floor(mu+3.0*sigma+0.5) - minval; | |
1124 | if (tempTh < 0) tempTh=0; | |
1125 | fT2[na] = tempTh; | |
1126 | na++; | |
1127 | } // end while | |
1128 | } else { | |
1129 | Error("Init2D","THE FILE %s DOES NOT EXIST !",filtmp); | |
1130 | exit(1); | |
1131 | } // end if(param) | |
1132 | ||
1133 | fclose(param); | |
1134 | delete [] filtmp; | |
1135 | delete [] savemu; | |
1136 | delete [] savesigma; | |
8a33ae9e | 1137 | } |
1138 | //______________________________________________________________________ | |
b0f5e3fc | 1139 | void AliITSsimulationSDD::Compress2D(){ |
aacedc3e | 1140 | // simple ITS cluster finder -- online zero-suppression conditions |
1141 | ||
1142 | Int_t db,tl,th; | |
1143 | Double_t tmp1,tmp2; | |
f45f6658 | 1144 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
8ba39da9 | 1145 | |
1146 | res->Thresholds(tmp1,tmp2); | |
aacedc3e | 1147 | Int_t minval = static_cast<Int_t>(tmp1); |
8ba39da9 | 1148 | Bool_t write = res->OutputOption(); |
1149 | Bool_t do10to8 = res->Do10to8(); | |
aacedc3e | 1150 | Int_t nz, nl, nh, low, i, j; |
f45f6658 | 1151 | SetCompressParam(); |
aacedc3e | 1152 | for (i=0; i<fNofMaps; i++) { |
1153 | CompressionParam(i,db,tl,th); | |
1154 | nz = 0; | |
1155 | nl = 0; | |
1156 | nh = 0; | |
1157 | low = 0; | |
1158 | for (j=0; j<fMaxNofSamples; j++) { | |
1159 | Int_t signal=(Int_t)(fHitMap2->GetSignal(i,j)); | |
1160 | signal -= db; // if baseline eq. is done here | |
1161 | if (signal <= 0) {nz++; continue;} | |
1162 | if ((signal - tl) < minval) low++; | |
1163 | if ((signal - th) >= minval) { | |
1164 | nh++; | |
1165 | Bool_t cond=kTRUE; | |
1166 | FindCluster(i,j,signal,minval,cond); | |
1167 | if(cond && j && | |
1168 | ((TMath::Abs(fHitMap2->GetSignal(i,j-1))-th)>=minval)){ | |
1169 | if(do10to8) signal = Convert10to8(signal); | |
1170 | AddDigit(i,j,signal); | |
1171 | } // end if cond&&j&&() | |
1172 | } else if ((signal - tl) >= minval) nl++; | |
1173 | } // end for j loop time samples | |
1174 | if (write) TreeB()->Fill(nz,nl,nh,low,i+1); | |
1175 | } //end for i loop anodes | |
1176 | ||
1177 | char hname[30]; | |
1178 | if (write) { | |
1179 | sprintf(hname,"TNtuple%d_%d",fModule,fEvent); | |
1180 | TreeB()->Write(hname); | |
1181 | // reset tree | |
1182 | TreeB()->Reset(); | |
1183 | } // end if write | |
8a33ae9e | 1184 | } |
1185 | //______________________________________________________________________ | |
b0f5e3fc | 1186 | void AliITSsimulationSDD::FindCluster(Int_t i,Int_t j,Int_t signal, |
ece86d9a | 1187 | Int_t minval,Bool_t &cond){ |
aacedc3e | 1188 | // Find clusters according to the online 2D zero-suppression algorithm |
f45f6658 | 1189 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
8ba39da9 | 1190 | AliITSsegmentationSDD* seg = (AliITSsegmentationSDD*)GetSegmentationModel(1); |
1191 | ||
1192 | Bool_t do10to8 = res->Do10to8(); | |
aacedc3e | 1193 | Bool_t high = kFALSE; |
1194 | ||
1195 | fHitMap2->FlagHit(i,j); | |
1196 | // | |
1197 | // check the online zero-suppression conditions | |
1198 | // | |
1199 | const Int_t kMaxNeighbours = 4; | |
1200 | Int_t nn; | |
1201 | Int_t dbx,tlx,thx; | |
1202 | Int_t xList[kMaxNeighbours], yList[kMaxNeighbours]; | |
8ba39da9 | 1203 | seg->Neighbours(i,j,&nn,xList,yList); |
aacedc3e | 1204 | Int_t in,ix,iy,qns; |
1205 | for (in=0; in<nn; in++) { | |
1206 | ix=xList[in]; | |
1207 | iy=yList[in]; | |
1208 | if (fHitMap2->TestHit(ix,iy)==kUnused) { | |
1209 | CompressionParam(ix,dbx,tlx,thx); | |
1210 | Int_t qn = (Int_t)(fHitMap2->GetSignal(ix,iy)); | |
1211 | qn -= dbx; // if baseline eq. is done here | |
1212 | if ((qn-tlx) < minval) { | |
1213 | fHitMap2->FlagHit(ix,iy); | |
1214 | continue; | |
1215 | } else { | |
1216 | if ((qn - thx) >= minval) high=kTRUE; | |
1217 | if (cond) { | |
1218 | if(do10to8) signal = Convert10to8(signal); | |
1219 | AddDigit(i,j,signal); | |
1220 | } // end if cond | |
1221 | if(do10to8) qns = Convert10to8(qn); | |
1222 | else qns=qn; | |
1223 | if (!high) AddDigit(ix,iy,qns); | |
1224 | cond=kFALSE; | |
1225 | if(!high) fHitMap2->FlagHit(ix,iy); | |
1226 | } // end if qn-tlx < minval | |
1227 | } // end if TestHit | |
1228 | } // end for in loop over neighbours | |
b0f5e3fc | 1229 | } |
8a33ae9e | 1230 | //______________________________________________________________________ |
b0f5e3fc | 1231 | void AliITSsimulationSDD::Init1D(){ |
aacedc3e | 1232 | // this is just a copy-paste of input taken from 2D algo |
1233 | // Torino people should give input | |
1234 | // Read 1D zero-suppression parameters for SDD | |
1235 | ||
1236 | if (!strstr(fParam.Data(),"file")) return; | |
1237 | ||
1238 | Int_t na,pos,tempTh; | |
1239 | Float_t mu,sigma; | |
1240 | Float_t *savemu = new Float_t [fNofMaps]; | |
1241 | Float_t *savesigma = new Float_t [fNofMaps]; | |
1242 | char input[100],basel[100],par[100]; | |
1243 | char *filtmp; | |
1244 | Double_t tmp1,tmp2; | |
f45f6658 | 1245 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
8ba39da9 | 1246 | |
1247 | res->Thresholds(tmp1,tmp2); | |
aacedc3e | 1248 | Int_t minval = static_cast<Int_t>(tmp1); |
1249 | ||
8ba39da9 | 1250 | res->Filenames(input,basel,par); |
aacedc3e | 1251 | fFileName=par; |
1252 | ||
1253 | // set first the disable and tol param | |
1254 | SetCompressParam(); | |
1255 | // | |
1256 | filtmp = gSystem->ExpandPathName(fFileName.Data()); | |
1257 | FILE *param = fopen(filtmp,"r"); | |
1258 | na = 0; | |
1259 | ||
1260 | if (param) { | |
1261 | fscanf(param,"%d %d %d %d ", &fT2[0], &fT2[1], &fTol[0], &fTol[1]); | |
1262 | while(fscanf(param,"%d %f %f",&pos, &mu, &sigma) != EOF) { | |
1263 | if (pos != na+1) { | |
1264 | Error("Init1D","Anode number not in increasing order!",filtmp); | |
1265 | exit(1); | |
1266 | } // end if pos != na+1 | |
1267 | savemu[na]=mu; | |
1268 | savesigma[na]=sigma; | |
1269 | if ((2.*sigma) < mu) { | |
1270 | fD[na] = (Int_t)floor(mu - 2.0*sigma + 0.5); | |
1271 | mu = 2.0 * sigma; | |
1272 | } else fD[na] = 0; | |
1273 | tempTh = (Int_t)floor(mu+2.25*sigma+0.5) - minval; | |
1274 | if (tempTh < 0) tempTh=0; | |
1275 | fT1[na] = tempTh; | |
1276 | na++; | |
1277 | } // end while | |
1278 | } else { | |
1279 | Error("Init1D","THE FILE %s DOES NOT EXIST !",filtmp); | |
1280 | exit(1); | |
1281 | } // end if(param) | |
1282 | ||
1283 | fclose(param); | |
1284 | delete [] filtmp; | |
1285 | delete [] savemu; | |
1286 | delete [] savesigma; | |
8a33ae9e | 1287 | } |
1288 | //______________________________________________________________________ | |
b0f5e3fc | 1289 | void AliITSsimulationSDD::Compress1D(){ |
aacedc3e | 1290 | // 1D zero-suppression algorithm (from Gianluca A.) |
1291 | Int_t dis,tol,thres,decr,diff; | |
1292 | UChar_t *str=fStream->Stream(); | |
1293 | Int_t counter=0; | |
f45f6658 | 1294 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
8ba39da9 | 1295 | |
1296 | Bool_t do10to8=res->Do10to8(); | |
aacedc3e | 1297 | Int_t last=0; |
1298 | Int_t k,i,j; | |
f45f6658 | 1299 | SetCompressParam(); |
aacedc3e | 1300 | for (k=0; k<2; k++) { |
1301 | tol = Tolerance(k); | |
1302 | dis = Disable(k); | |
1303 | for (i=0; i<fNofMaps/2; i++) { | |
1304 | Bool_t firstSignal=kTRUE; | |
1305 | Int_t idx=i+k*fNofMaps/2; | |
1306 | if( !fAnodeFire[idx] ) continue; | |
1307 | CompressionParam(idx,decr,thres); | |
1308 | ||
1309 | for (j=0; j<fMaxNofSamples; j++) { | |
1310 | Int_t signal=(Int_t)(fHitMap2->GetSignal(idx,j)); | |
1311 | signal -= decr; // if baseline eq. | |
1312 | if(do10to8) signal = Convert10to8(signal); | |
1313 | if (signal <= thres) { | |
1314 | signal=0; | |
1315 | diff=128; | |
1316 | last=0; | |
1317 | // write diff in the buffer for HuffT | |
1318 | str[counter]=(UChar_t)diff; | |
1319 | counter++; | |
1320 | continue; | |
1321 | } // end if signal <= thres | |
1322 | diff=signal-last; | |
1323 | if (diff > 127) diff=127; | |
1324 | if (diff < -128) diff=-128; | |
1325 | if (signal < dis) { | |
1326 | // tol has changed to 8 possible cases ? - one can write | |
1327 | // this if(TMath::Abs(diff)<tol) ... else ... | |
1328 | if(TMath::Abs(diff)<tol) diff=0; | |
1329 | // or keep it as it was before | |
1330 | AddDigit(idx,j,last+diff); | |
1331 | } else { | |
1332 | AddDigit(idx,j,signal); | |
1333 | } // end if singal < dis | |
1334 | diff += 128; | |
1335 | // write diff in the buffer used to compute Huffman tables | |
1336 | if (firstSignal) str[counter]=(UChar_t)signal; | |
1337 | else str[counter]=(UChar_t)diff; | |
1338 | counter++; | |
1339 | last=signal; | |
1340 | firstSignal=kFALSE; | |
1341 | } // end for j loop time samples | |
1342 | } // end for i loop anodes one half of detector | |
1343 | } // end for k | |
b0f5e3fc | 1344 | |
1345 | // check | |
aacedc3e | 1346 | fStream->CheckCount(counter); |
b0f5e3fc | 1347 | |
aacedc3e | 1348 | // open file and write out the stream of diff's |
1349 | static Bool_t open=kTRUE; | |
1350 | static TFile *outFile; | |
8ba39da9 | 1351 | Bool_t write = res->OutputOption(); |
aacedc3e | 1352 | TDirectory *savedir = gDirectory; |
b0f5e3fc | 1353 | |
aacedc3e | 1354 | if (write ) { |
1355 | if(open) { | |
1356 | SetFileName("stream.root"); | |
1357 | cout<<"filename "<<fFileName<<endl; | |
1358 | outFile=new TFile(fFileName,"recreate"); | |
1359 | cout<<"I have opened "<<fFileName<<" file "<<endl; | |
1360 | } // end if open | |
1361 | open = kFALSE; | |
1362 | outFile->cd(); | |
1363 | fStream->Write(); | |
1364 | } // endif write | |
1365 | ||
1366 | fStream->ClearStream(); | |
1367 | ||
1368 | // back to galice.root file | |
1369 | if(savedir) savedir->cd(); | |
8a33ae9e | 1370 | } |
1371 | //______________________________________________________________________ | |
b0f5e3fc | 1372 | void AliITSsimulationSDD::StoreAllDigits(){ |
aacedc3e | 1373 | // if non-zero-suppressed data |
f45f6658 | 1374 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
8ba39da9 | 1375 | |
1376 | Bool_t do10to8 = res->Do10to8(); | |
aacedc3e | 1377 | Int_t i, j, digits[3]; |
1378 | ||
1379 | for (i=0; i<fNofMaps; i++) { | |
1380 | for (j=0; j<fMaxNofSamples; j++) { | |
1381 | Int_t signal=(Int_t)(fHitMap2->GetSignal(i,j)); | |
1382 | if(do10to8) signal = Convert10to8(signal); | |
1383 | digits[0] = i; | |
1384 | digits[1] = j; | |
1385 | digits[2] = signal; | |
1386 | fITS->AddRealDigit(1,digits); | |
1387 | } // end for j | |
1388 | } // end for i | |
b0f5e3fc | 1389 | } |
8a33ae9e | 1390 | //______________________________________________________________________ |
ece86d9a | 1391 | void AliITSsimulationSDD::CreateHistograms(Int_t scale){ |
aacedc3e | 1392 | // Creates histograms of maps for debugging |
1393 | Int_t i; | |
1394 | ||
1395 | fHis=new TObjArray(fNofMaps); | |
1396 | for (i=0;i<fNofMaps;i++) { | |
1397 | TString sddName("sdd_"); | |
1398 | Char_t candNum[4]; | |
1399 | sprintf(candNum,"%d",i+1); | |
1400 | sddName.Append(candNum); | |
1401 | fHis->AddAt(new TH1F(sddName.Data(),"SDD maps",scale*fMaxNofSamples, | |
1402 | 0.,(Float_t) scale*fMaxNofSamples), i); | |
1403 | } // end for i | |
b0f5e3fc | 1404 | } |
8a33ae9e | 1405 | //______________________________________________________________________ |
ece86d9a | 1406 | void AliITSsimulationSDD::FillHistograms(){ |
aacedc3e | 1407 | // fill 1D histograms from map |
8a33ae9e | 1408 | |
aacedc3e | 1409 | if (!fHis) return; |
8a33ae9e | 1410 | |
aacedc3e | 1411 | for( Int_t i=0; i<fNofMaps; i++) { |
1412 | TH1F *hist =(TH1F *)fHis->UncheckedAt(i); | |
1413 | Int_t nsamples = hist->GetNbinsX(); | |
1414 | for( Int_t j=0; j<nsamples; j++) { | |
1415 | Double_t signal=fHitMap2->GetSignal(i,j); | |
1416 | hist->Fill((Float_t)j,signal); | |
1417 | } // end for j | |
1418 | } // end for i | |
ece86d9a | 1419 | } |
8a33ae9e | 1420 | //______________________________________________________________________ |
b0f5e3fc | 1421 | void AliITSsimulationSDD::ResetHistograms(){ |
aacedc3e | 1422 | // Reset histograms for this detector |
1423 | Int_t i; | |
8a33ae9e | 1424 | |
aacedc3e | 1425 | for (i=0;i<fNofMaps;i++ ) { |
1426 | if (fHis->At(i)) ((TH1F*)fHis->At(i))->Reset(); | |
1427 | } // end for i | |
b0f5e3fc | 1428 | } |
8a33ae9e | 1429 | //______________________________________________________________________ |
b0f5e3fc | 1430 | TH1F *AliITSsimulationSDD::GetAnode(Int_t wing, Int_t anode) { |
aacedc3e | 1431 | // Fills a histogram from a give anode. |
8a33ae9e | 1432 | |
aacedc3e | 1433 | if (!fHis) return 0; |
8a33ae9e | 1434 | |
aacedc3e | 1435 | if(wing <=0 || wing > 2) { |
1436 | Warning("GetAnode","Wrong wing number: %d",wing); | |
1437 | return NULL; | |
1438 | } // end if wing <=0 || wing >2 | |
1439 | if(anode <=0 || anode > fNofMaps/2) { | |
1440 | Warning("GetAnode","Wrong anode number: %d",anode); | |
1441 | return NULL; | |
1442 | } // end if ampde <=0 || andoe > fNofMaps/2 | |
8a33ae9e | 1443 | |
aacedc3e | 1444 | Int_t index = (wing-1)*fNofMaps/2 + anode-1; |
1445 | return (TH1F*)(fHis->At(index)); | |
b0f5e3fc | 1446 | } |
8a33ae9e | 1447 | //______________________________________________________________________ |
b0f5e3fc | 1448 | void AliITSsimulationSDD::WriteToFile(TFile *hfile) { |
aacedc3e | 1449 | // Writes the histograms to a file |
b0f5e3fc | 1450 | |
aacedc3e | 1451 | if (!fHis) return; |
8a33ae9e | 1452 | |
aacedc3e | 1453 | hfile->cd(); |
1454 | Int_t i; | |
1455 | for(i=0; i<fNofMaps; i++) fHis->At(i)->Write(); //fAdcs[i]->Write(); | |
1456 | return; | |
b0f5e3fc | 1457 | } |
8a33ae9e | 1458 | //______________________________________________________________________ |
ece86d9a | 1459 | Float_t AliITSsimulationSDD::GetNoise() { |
aacedc3e | 1460 | // Returns the noise value |
1461 | //Bool_t do10to8=GetResp()->Do10to8(); | |
1462 | //noise will always be in the liniar part of the signal | |
1463 | Int_t decr; | |
1464 | Int_t threshold = fT1[0]; | |
1465 | char opt1[20], opt2[20]; | |
f45f6658 | 1466 | AliITSCalibrationSDD* res = (AliITSCalibrationSDD*)GetCalibrationModel(fModule); |
1467 | SetCompressParam(); | |
fcf95fc7 | 1468 | res->GetParamOptions(opt1,opt2); |
aacedc3e | 1469 | fParam=opt2; |
aacedc3e | 1470 | Double_t noise,baseline; |
f45f6658 | 1471 | //GetBaseline(fModule); |
aacedc3e | 1472 | |
1473 | TCanvas *c2 = (TCanvas*)gROOT->GetListOfCanvases()->FindObject("c2"); | |
1474 | if(c2) delete c2->GetPrimitive("noisehist"); | |
1475 | if(c2) delete c2->GetPrimitive("anode"); | |
1476 | else c2=new TCanvas("c2"); | |
1477 | c2->cd(); | |
1478 | c2->SetFillColor(0); | |
1479 | ||
1480 | TH1F *noisehist = new TH1F("noisehist","noise",100,0.,(float)2*threshold); | |
1481 | TH1F *anode = new TH1F("anode","Anode Projection",fMaxNofSamples,0., | |
1482 | (float)fMaxNofSamples); | |
1483 | Int_t i,k; | |
1484 | for (i=0;i<fNofMaps;i++) { | |
1485 | CompressionParam(i,decr,threshold); | |
f45f6658 | 1486 | baseline = res->GetBaseline(i); |
1487 | noise = res->GetNoise(i); | |
aacedc3e | 1488 | anode->Reset(); |
1489 | for (k=0;k<fMaxNofSamples;k++) { | |
1490 | Float_t signal=(Float_t)fHitMap2->GetSignal(i,k); | |
1491 | //if (signal <= (float)threshold) noisehist->Fill(signal-baseline); | |
1492 | if (signal <= (float)(threshold+decr)) noisehist->Fill(signal); | |
1493 | anode->Fill((float)k,signal); | |
1494 | } // end for k | |
1495 | anode->Draw(); | |
1496 | c2->Update(); | |
1497 | } // end for i | |
1498 | TF1 *gnoise = new TF1("gnoise","gaus",0.,threshold); | |
1499 | noisehist->Fit("gnoise","RQ"); | |
1500 | noisehist->Draw(); | |
ece86d9a | 1501 | c2->Update(); |
aacedc3e | 1502 | Float_t mnoise = gnoise->GetParameter(1); |
1503 | cout << "mnoise : " << mnoise << endl; | |
1504 | Float_t rnoise = gnoise->GetParameter(2); | |
1505 | cout << "rnoise : " << rnoise << endl; | |
1506 | delete noisehist; | |
1507 | return rnoise; | |
50d05d7b | 1508 | } |
1509 | //______________________________________________________________________ | |
1510 | void AliITSsimulationSDD::WriteSDigits(){ | |
aacedc3e | 1511 | // Fills the Summable digits Tree |
1512 | static AliITS *aliITS = (AliITS*)gAlice->GetModule("ITS"); | |
1513 | ||
1514 | for( Int_t i=0; i<fNofMaps; i++ ) { | |
1515 | if( !fAnodeFire[i] ) continue; | |
1516 | for( Int_t j=0; j<fMaxNofSamples; j++ ) { | |
1517 | Double_t sig = fHitMap2->GetSignal( i, j ); | |
1518 | if( sig > 0.2 ) { | |
1519 | Int_t jdx = j*fScaleSize; | |
1520 | Int_t index = fpList->GetHitIndex( i, j ); | |
1521 | AliITSpListItem pItemTmp2( fModule, index, 0. ); | |
1522 | // put the fScaleSize analog digits in only one | |
1523 | for( Int_t ik=0; ik<fScaleSize; ik++ ) { | |
1524 | AliITSpListItem *pItemTmp = fpList->GetpListItem(i,jdx+ik); | |
1525 | if( pItemTmp == 0 ) continue; | |
1526 | pItemTmp2.Add( pItemTmp ); | |
1527 | } | |
1528 | pItemTmp2.AddSignalAfterElect( fModule, index, sig ); | |
1529 | pItemTmp2.AddNoise(fModule,index,fHitNoiMap2->GetSignal(i,j)); | |
1530 | aliITS->AddSumDigit( pItemTmp2 ); | |
1531 | } // end if (sig > 0.2) | |
1532 | } | |
48058160 | 1533 | } |
aacedc3e | 1534 | return; |
b0f5e3fc | 1535 | } |
8a33ae9e | 1536 | //______________________________________________________________________ |
d2f55a22 | 1537 | void AliITSsimulationSDD::PrintStatus() const { |
aacedc3e | 1538 | // Print SDD simulation Parameters |
1539 | ||
1540 | cout << "**************************************************" << endl; | |
1541 | cout << " Silicon Drift Detector Simulation Parameters " << endl; | |
1542 | cout << "**************************************************" << endl; | |
1543 | cout << "Flag for Perpendicular tracks: " << (Int_t) fFlag << endl; | |
1544 | cout << "Flag for noise checking: " << (Int_t) fCheckNoise << endl; | |
1545 | cout << "Flag to switch off electronics: " << (Int_t) fDoFFT << endl; | |
1546 | cout << "Number pf Anodes used: " << fNofMaps << endl; | |
1547 | cout << "Number of Time Samples: " << fMaxNofSamples << endl; | |
1548 | cout << "Scale size factor: " << fScaleSize << endl; | |
1549 | cout << "**************************************************" << endl; | |
44a312c3 | 1550 | } |