]>
Commit | Line | Data |
---|---|---|
4c039060 | 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 | ||
88cb7938 | 16 | /* $Id$ */ |
4c039060 | 17 | |
fe4da5cc | 18 | /////////////////////////////////////////////////////////////////////////////// |
19 | // // | |
20 | // Time Projection Chamber // | |
21 | // This class contains the basic functions for the Time Projection Chamber // | |
22 | // detector. Functions specific to one particular geometry are // | |
23 | // contained in the derived classes // | |
24 | // // | |
25 | //Begin_Html | |
26 | /* | |
1439f98e | 27 | <img src="picts/AliTPCClass.gif"> |
fe4da5cc | 28 | */ |
29 | //End_Html | |
30 | // // | |
8c555625 | 31 | // // |
fe4da5cc | 32 | /////////////////////////////////////////////////////////////////////////////// |
33 | ||
73042f01 | 34 | // |
35 | ||
88cb7938 | 36 | #include <Riostream.h> |
37 | #include <stdlib.h> | |
38 | ||
f7a1cc68 | 39 | #include <TF2.h> |
88cb7938 | 40 | #include <TFile.h> |
f7a1cc68 | 41 | #include <TGeoGlobalMagField.h> |
88cb7938 | 42 | #include <TInterpreter.h> |
fe4da5cc | 43 | #include <TMath.h> |
e8d02863 | 44 | #include <TMatrixF.h> |
fe4da5cc | 45 | #include <TObjectTable.h> |
88cb7938 | 46 | #include <TParticle.h> |
afc42102 | 47 | #include <TROOT.h> |
88cb7938 | 48 | #include <TRandom.h> |
f7a1cc68 | 49 | #include <TStopwatch.h> |
50 | #include <TString.h> | |
afc42102 | 51 | #include <TSystem.h> |
88cb7938 | 52 | #include <TTree.h> |
f7a1cc68 | 53 | #include <TVector.h> |
88cb7938 | 54 | #include <TVirtualMC.h> |
cc80f89e | 55 | |
cc80f89e | 56 | #include "AliDigits.h" |
88cb7938 | 57 | #include "AliMagF.h" |
88cb7938 | 58 | #include "AliRun.h" |
59 | #include "AliRunLoader.h" | |
cc80f89e | 60 | #include "AliSimDigits.h" |
88cb7938 | 61 | #include "AliTPC.h" |
62 | #include "AliTPC.h" | |
88cb7938 | 63 | #include "AliTPCDigitsArray.h" |
64 | #include "AliTPCLoader.h" | |
65 | #include "AliTPCPRF2D.h" | |
66 | #include "AliTPCParamSR.h" | |
67 | #include "AliTPCRF1D.h" | |
792bb11c | 68 | #include "AliTPCTrackHitsV2.h" |
88cb7938 | 69 | #include "AliTrackReference.h" |
5d12ce38 | 70 | #include "AliMC.h" |
5bf6eb16 | 71 | #include "AliStack.h" |
85a5290f | 72 | #include "AliTPCDigitizer.h" |
0421c3d1 | 73 | #include "AliTPCBuffer.h" |
74 | #include "AliTPCDDLRawData.h" | |
8c2b3fd7 | 75 | #include "AliLog.h" |
79fa3dc8 | 76 | #include "AliTPCcalibDB.h" |
77 | #include "AliTPCCalPad.h" | |
78 | #include "AliTPCCalROC.h" | |
79 | #include "AliTPCExB.h" | |
bc807150 | 80 | #include "AliRawReader.h" |
81 | #include "AliTPCRawStream.h" | |
23effa8e | 82 | #include "TTreeStream.h" |
39c8eb58 | 83 | |
fe4da5cc | 84 | ClassImp(AliTPC) |
fe4da5cc | 85 | //_____________________________________________________________________________ |
179c6296 | 86 | AliTPC::AliTPC():AliDetector(), |
87 | fDefaults(0), | |
88 | fSens(0), | |
89 | fNsectors(0), | |
90 | fDigitsArray(0), | |
91 | fTPCParam(0), | |
92 | fTrackHits(0), | |
93 | fHitType(0), | |
94 | fDigitsSwitch(0), | |
95 | fSide(0), | |
b97617a6 | 96 | fPrimaryIonisation(0), |
179c6296 | 97 | fNoiseDepth(0), |
98 | fNoiseTable(0), | |
99 | fCurrentNoise(0), | |
8261c673 | 100 | fActiveSectors(0), |
23effa8e | 101 | fGainFactor(1.), |
102 | fDebugStreamer(0) | |
179c6296 | 103 | |
fe4da5cc | 104 | { |
105 | // | |
106 | // Default constructor | |
107 | // | |
108 | fIshunt = 0; | |
179c6296 | 109 | |
be5ffbfe | 110 | // fTrackHitsOld = 0; |
8c2b3fd7 | 111 | #if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1) |
112 | fHitType = 4; // ROOT containers | |
113 | #else | |
114 | fHitType = 2; //default CONTAINERS - based on ROOT structure | |
115 | #endif | |
fe4da5cc | 116 | } |
117 | ||
118 | //_____________________________________________________________________________ | |
119 | AliTPC::AliTPC(const char *name, const char *title) | |
179c6296 | 120 | : AliDetector(name,title), |
121 | fDefaults(0), | |
122 | fSens(0), | |
123 | fNsectors(0), | |
124 | fDigitsArray(0), | |
125 | fTPCParam(0), | |
126 | fTrackHits(0), | |
127 | fHitType(0), | |
128 | fDigitsSwitch(0), | |
129 | fSide(0), | |
b97617a6 | 130 | fPrimaryIonisation(0), |
179c6296 | 131 | fNoiseDepth(0), |
132 | fNoiseTable(0), | |
133 | fCurrentNoise(0), | |
8261c673 | 134 | fActiveSectors(0), |
23effa8e | 135 | fGainFactor(1.), |
136 | fDebugStreamer(0) | |
b97617a6 | 137 | |
fe4da5cc | 138 | { |
139 | // | |
140 | // Standard constructor | |
141 | // | |
142 | ||
143 | // | |
144 | // Initialise arrays of hits and digits | |
145 | fHits = new TClonesArray("AliTPChit", 176); | |
5d12ce38 | 146 | gAlice->GetMCApp()->AddHitList(fHits); |
fe4da5cc | 147 | // |
792bb11c | 148 | fTrackHits = new AliTPCTrackHitsV2; |
39c8eb58 | 149 | fTrackHits->SetHitPrecision(0.002); |
150 | fTrackHits->SetStepPrecision(0.003); | |
792bb11c | 151 | fTrackHits->SetMaxDistance(100); |
152 | ||
be5ffbfe | 153 | //fTrackHitsOld = new AliTPCTrackHits; //MI - 13.09.2000 |
154 | //fTrackHitsOld->SetHitPrecision(0.002); | |
155 | //fTrackHitsOld->SetStepPrecision(0.003); | |
156 | //fTrackHitsOld->SetMaxDistance(100); | |
792bb11c | 157 | |
39c8eb58 | 158 | |
8c2b3fd7 | 159 | #if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1) |
160 | fHitType = 4; // ROOT containers | |
161 | #else | |
da33556f | 162 | fHitType = 2; |
8c2b3fd7 | 163 | #endif |
179c6296 | 164 | |
165 | ||
cc80f89e | 166 | |
fe4da5cc | 167 | // |
168 | fIshunt = 0; | |
169 | // | |
170 | // Initialise color attributes | |
e939a978 | 171 | //PH SetMarkerColor(kYellow); |
73042f01 | 172 | |
173 | // | |
174 | // Set TPC parameters | |
175 | // | |
176 | ||
afc42102 | 177 | |
178 | if (!strcmp(title,"Default")) { | |
db2fdcfb | 179 | //fTPCParam = new AliTPCParamSR; |
180 | fTPCParam = AliTPCcalibDB::Instance()->GetParameters(); | |
73042f01 | 181 | } else { |
8c2b3fd7 | 182 | AliWarning("In Config.C you must set non-default parameters."); |
73042f01 | 183 | fTPCParam=0; |
184 | } | |
23effa8e | 185 | |
fe4da5cc | 186 | } |
187 | ||
188 | //_____________________________________________________________________________ | |
189 | AliTPC::~AliTPC() | |
190 | { | |
191 | // | |
192 | // TPC destructor | |
193 | // | |
73042f01 | 194 | |
fe4da5cc | 195 | fIshunt = 0; |
196 | delete fHits; | |
197 | delete fDigits; | |
db2fdcfb | 198 | //delete fTPCParam; |
39c8eb58 | 199 | delete fTrackHits; //MI 15.09.2000 |
be5ffbfe | 200 | // delete fTrackHitsOld; //MI 10.12.2001 |
9ff4af81 | 201 | |
202 | fDigitsArray = 0x0; | |
203 | delete [] fNoiseTable; | |
204 | delete [] fActiveSectors; | |
23effa8e | 205 | if (fDebugStreamer) delete fDebugStreamer; |
fe4da5cc | 206 | } |
207 | ||
fe4da5cc | 208 | //_____________________________________________________________________________ |
209 | void AliTPC::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
210 | { | |
211 | // | |
212 | // Add a hit to the list | |
213 | // | |
39c8eb58 | 214 | if (fHitType&1){ |
215 | TClonesArray &lhits = *fHits; | |
216 | new(lhits[fNhits++]) AliTPChit(fIshunt,track,vol,hits); | |
217 | } | |
792bb11c | 218 | if (fHitType>1) |
8c2b3fd7 | 219 | AddHit2(track,vol,hits); |
fe4da5cc | 220 | } |
88cb7938 | 221 | |
fe4da5cc | 222 | //_____________________________________________________________________________ |
223 | void AliTPC::CreateMaterials() | |
224 | { | |
8c555625 | 225 | //----------------------------------------------- |
37831078 | 226 | // Create Materials for for TPC simulations |
8c555625 | 227 | //----------------------------------------------- |
228 | ||
229 | //----------------------------------------------------------------- | |
230 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
231 | //----------------------------------------------------------------- | |
1283eee5 | 232 | |
f7a1cc68 | 233 | Int_t iSXFLD=((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ(); |
234 | Float_t sXMGMX=((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max(); | |
1283eee5 | 235 | |
236 | Float_t amat[5]; // atomic numbers | |
237 | Float_t zmat[5]; // z | |
238 | Float_t wmat[5]; // proportions | |
239 | ||
240 | Float_t density; | |
37831078 | 241 | |
1283eee5 | 242 | |
1283eee5 | 243 | |
c1637e41 | 244 | //***************** Gases ************************* |
1283eee5 | 245 | |
37831078 | 246 | |
1283eee5 | 247 | //-------------------------------------------------------------- |
c1637e41 | 248 | // gases - air and CO2 |
1283eee5 | 249 | //-------------------------------------------------------------- |
250 | ||
37831078 | 251 | // CO2 |
1283eee5 | 252 | |
253 | amat[0]=12.011; | |
254 | amat[1]=15.9994; | |
255 | ||
256 | zmat[0]=6.; | |
257 | zmat[1]=8.; | |
258 | ||
c1637e41 | 259 | wmat[0]=0.2729; |
260 | wmat[1]=0.7271; | |
1283eee5 | 261 | |
262 | density=0.001977; | |
263 | ||
1283eee5 | 264 | |
c1637e41 | 265 | AliMixture(10,"CO2",amat,zmat,density,2,wmat); |
266 | // | |
267 | // Air | |
268 | // | |
269 | amat[0]=15.9994; | |
270 | amat[1]=14.007; | |
271 | // | |
272 | zmat[0]=8.; | |
273 | zmat[1]=7.; | |
274 | // | |
275 | wmat[0]=0.233; | |
276 | wmat[1]=0.767; | |
277 | // | |
278 | density=0.001205; | |
1283eee5 | 279 | |
c1637e41 | 280 | AliMixture(11,"Air",amat,zmat,density,2,wmat); |
281 | ||
1283eee5 | 282 | //---------------------------------------------------------------- |
c1637e41 | 283 | // drift gases |
1283eee5 | 284 | //---------------------------------------------------------------- |
37831078 | 285 | |
37831078 | 286 | |
287 | // Drift gases 1 - nonsensitive, 2 - sensitive | |
c1637e41 | 288 | // Ne-CO2-N (85-10-5) |
e4e763b9 | 289 | |
290 | amat[0]= 20.18; | |
291 | amat[1]=12.011; | |
292 | amat[2]=15.9994; | |
c1637e41 | 293 | amat[3]=14.007; |
e4e763b9 | 294 | |
295 | zmat[0]= 10.; | |
296 | zmat[1]=6.; | |
297 | zmat[2]=8.; | |
c1637e41 | 298 | zmat[3]=7.; |
e4e763b9 | 299 | |
c1637e41 | 300 | wmat[0]=0.7707; |
301 | wmat[1]=0.0539; | |
302 | wmat[2]=0.1438; | |
303 | wmat[3]=0.0316; | |
304 | ||
305 | density=0.0010252; | |
e4e763b9 | 306 | |
c1637e41 | 307 | AliMixture(12,"Ne-CO2-N-1",amat,zmat,density,4,wmat); |
308 | AliMixture(13,"Ne-CO2-N-2",amat,zmat,density,4,wmat); | |
0f5dc26f | 309 | AliMixture(30,"Ne-CO2-N-3",amat,zmat,density,4,wmat); |
1283eee5 | 310 | //---------------------------------------------------------------------- |
311 | // solid materials | |
312 | //---------------------------------------------------------------------- | |
313 | ||
1283eee5 | 314 | |
37831078 | 315 | // Kevlar C14H22O2N2 |
1283eee5 | 316 | |
37831078 | 317 | amat[0] = 12.011; |
318 | amat[1] = 1.; | |
319 | amat[2] = 15.999; | |
320 | amat[3] = 14.006; | |
1283eee5 | 321 | |
37831078 | 322 | zmat[0] = 6.; |
323 | zmat[1] = 1.; | |
324 | zmat[2] = 8.; | |
325 | zmat[3] = 7.; | |
326 | ||
327 | wmat[0] = 14.; | |
328 | wmat[1] = 22.; | |
329 | wmat[2] = 2.; | |
330 | wmat[3] = 2.; | |
331 | ||
332 | density = 1.45; | |
333 | ||
c1637e41 | 334 | AliMixture(14,"Kevlar",amat,zmat,density,-4,wmat); |
37831078 | 335 | |
336 | // NOMEX | |
1283eee5 | 337 | |
37831078 | 338 | amat[0] = 12.011; |
339 | amat[1] = 1.; | |
340 | amat[2] = 15.999; | |
341 | amat[3] = 14.006; | |
342 | ||
343 | zmat[0] = 6.; | |
344 | zmat[1] = 1.; | |
345 | zmat[2] = 8.; | |
346 | zmat[3] = 7.; | |
347 | ||
348 | wmat[0] = 14.; | |
349 | wmat[1] = 22.; | |
350 | wmat[2] = 2.; | |
351 | wmat[3] = 2.; | |
352 | ||
c1637e41 | 353 | density = 0.029; |
354 | ||
355 | AliMixture(15,"NOMEX",amat,zmat,density,-4,wmat); | |
37831078 | 356 | |
357 | // Makrolon C16H18O3 | |
358 | ||
359 | amat[0] = 12.011; | |
360 | amat[1] = 1.; | |
361 | amat[2] = 15.999; | |
1283eee5 | 362 | |
37831078 | 363 | zmat[0] = 6.; |
364 | zmat[1] = 1.; | |
365 | zmat[2] = 8.; | |
366 | ||
367 | wmat[0] = 16.; | |
368 | wmat[1] = 18.; | |
369 | wmat[2] = 3.; | |
370 | ||
371 | density = 1.2; | |
372 | ||
c1637e41 | 373 | AliMixture(16,"Makrolon",amat,zmat,density,-3,wmat); |
374 | ||
375 | // Tedlar C2H3F | |
376 | ||
377 | amat[0] = 12.011; | |
378 | amat[1] = 1.; | |
379 | amat[2] = 18.998; | |
380 | ||
381 | zmat[0] = 6.; | |
382 | zmat[1] = 1.; | |
383 | zmat[2] = 9.; | |
384 | ||
385 | wmat[0] = 2.; | |
386 | wmat[1] = 3.; | |
387 | wmat[2] = 1.; | |
388 | ||
389 | density = 1.71; | |
390 | ||
391 | AliMixture(17, "Tedlar",amat,zmat,density,-3,wmat); | |
37831078 | 392 | |
1283eee5 | 393 | // Mylar C5H4O2 |
394 | ||
395 | amat[0]=12.011; | |
396 | amat[1]=1.; | |
397 | amat[2]=15.9994; | |
398 | ||
399 | zmat[0]=6.; | |
400 | zmat[1]=1.; | |
401 | zmat[2]=8.; | |
402 | ||
403 | wmat[0]=5.; | |
404 | wmat[1]=4.; | |
405 | wmat[2]=2.; | |
406 | ||
407 | density = 1.39; | |
fe4da5cc | 408 | |
c1637e41 | 409 | AliMixture(18, "Mylar",amat,zmat,density,-3,wmat); |
410 | // material for "prepregs" | |
411 | // Epoxy - C14 H20 O3 | |
412 | // Quartz SiO2 | |
413 | // Carbon C | |
414 | // prepreg1 60% C-fiber, 40% epoxy (vol) | |
415 | amat[0]=12.011; | |
416 | amat[1]=1.; | |
417 | amat[2]=15.994; | |
1283eee5 | 418 | |
c1637e41 | 419 | zmat[0]=6.; |
420 | zmat[1]=1.; | |
421 | zmat[2]=8.; | |
1283eee5 | 422 | |
c1637e41 | 423 | wmat[0]=0.923; |
424 | wmat[1]=0.023; | |
425 | wmat[2]=0.054; | |
1283eee5 | 426 | |
c1637e41 | 427 | density=1.859; |
1283eee5 | 428 | |
c1637e41 | 429 | AliMixture(19, "Prepreg1",amat,zmat,density,3,wmat); |
1283eee5 | 430 | |
c1637e41 | 431 | //prepreg2 60% glass-fiber, 40% epoxy |
1283eee5 | 432 | |
c1637e41 | 433 | amat[0]=12.01; |
434 | amat[1]=1.; | |
435 | amat[2]=15.994; | |
436 | amat[3]=28.086; | |
437 | ||
438 | zmat[0]=6.; | |
439 | zmat[1]=1.; | |
440 | zmat[2]=8.; | |
441 | zmat[3]=14.; | |
442 | ||
443 | wmat[0]=0.194; | |
444 | wmat[1]=0.023; | |
445 | wmat[2]=0.443; | |
446 | wmat[3]=0.340; | |
447 | ||
448 | density=1.82; | |
449 | ||
450 | AliMixture(20, "Prepreg2",amat,zmat,density,4,wmat); | |
451 | ||
452 | //prepreg3 50% glass-fiber, 50% epoxy | |
453 | ||
454 | amat[0]=12.01; | |
455 | amat[1]=1.; | |
456 | amat[2]=15.994; | |
457 | amat[3]=28.086; | |
458 | ||
459 | zmat[0]=6.; | |
460 | zmat[1]=1.; | |
461 | zmat[2]=8.; | |
462 | zmat[3]=14.; | |
1283eee5 | 463 | |
c1637e41 | 464 | wmat[0]=0.225; |
465 | wmat[1]=0.03; | |
466 | wmat[2]=0.443; | |
467 | wmat[3]=0.3; | |
468 | ||
469 | density=1.163; | |
470 | ||
471 | AliMixture(21, "Prepreg3",amat,zmat,density,4,wmat); | |
472 | ||
473 | // G10 60% SiO2 40% epoxy | |
474 | ||
475 | amat[0]=12.01; | |
476 | amat[1]=1.; | |
477 | amat[2]=15.994; | |
478 | amat[3]=28.086; | |
479 | ||
480 | zmat[0]=6.; | |
481 | zmat[1]=1.; | |
482 | zmat[2]=8.; | |
483 | zmat[3]=14.; | |
484 | ||
485 | wmat[0]=0.194; | |
486 | wmat[1]=0.023; | |
487 | wmat[2]=0.443; | |
488 | wmat[3]=0.340; | |
489 | ||
490 | density=1.7; | |
491 | ||
492 | AliMixture(22, "G10",amat,zmat,density,4,wmat); | |
493 | ||
37831078 | 494 | // Al |
1283eee5 | 495 | |
37831078 | 496 | amat[0] = 26.98; |
497 | zmat[0] = 13.; | |
1283eee5 | 498 | |
37831078 | 499 | density = 2.7; |
1283eee5 | 500 | |
c1637e41 | 501 | AliMaterial(23,"Al",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 502 | |
c1637e41 | 503 | // Si (for electronics |
1283eee5 | 504 | |
37831078 | 505 | amat[0] = 28.086; |
9a3667bd | 506 | zmat[0] = 14.; |
1283eee5 | 507 | |
37831078 | 508 | density = 2.33; |
1283eee5 | 509 | |
c1637e41 | 510 | AliMaterial(24,"Si",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 511 | |
37831078 | 512 | // Cu |
1283eee5 | 513 | |
37831078 | 514 | amat[0] = 63.546; |
515 | zmat[0] = 29.; | |
1283eee5 | 516 | |
37831078 | 517 | density = 8.96; |
1283eee5 | 518 | |
c1637e41 | 519 | AliMaterial(25,"Cu",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 520 | |
c1637e41 | 521 | // Epoxy - C14 H20 O3 |
522 | ||
37831078 | 523 | amat[0]=12.011; |
524 | amat[1]=1.; | |
525 | amat[2]=15.9994; | |
1283eee5 | 526 | |
37831078 | 527 | zmat[0]=6.; |
528 | zmat[1]=1.; | |
529 | zmat[2]=8.; | |
1283eee5 | 530 | |
c1637e41 | 531 | wmat[0]=14.; |
532 | wmat[1]=20.; | |
533 | wmat[2]=3.; | |
1283eee5 | 534 | |
c1637e41 | 535 | density=1.25; |
1283eee5 | 536 | |
c1637e41 | 537 | AliMixture(26,"Epoxy",amat,zmat,density,-3,wmat); |
1283eee5 | 538 | |
c1637e41 | 539 | // Plexiglas C5H8O2 |
1283eee5 | 540 | |
5a28a08f | 541 | amat[0]=12.011; |
542 | amat[1]=1.; | |
543 | amat[2]=15.9994; | |
544 | ||
545 | zmat[0]=6.; | |
546 | zmat[1]=1.; | |
547 | zmat[2]=8.; | |
548 | ||
c1637e41 | 549 | wmat[0]=5.; |
550 | wmat[1]=8.; | |
551 | wmat[2]=2.; | |
5a28a08f | 552 | |
c1637e41 | 553 | density=1.18; |
5a28a08f | 554 | |
c1637e41 | 555 | AliMixture(27,"Plexiglas",amat,zmat,density,-3,wmat); |
37831078 | 556 | |
ba1d05f9 | 557 | // Carbon |
558 | ||
559 | amat[0]=12.011; | |
560 | zmat[0]=6.; | |
561 | density= 2.265; | |
562 | ||
c1637e41 | 563 | AliMaterial(28,"C",amat[0],zmat[0],density,999.,999.); |
ba1d05f9 | 564 | |
c1637e41 | 565 | // Fe (steel for the inner heat screen) |
e4e763b9 | 566 | |
c1637e41 | 567 | amat[0]=55.845; |
e4e763b9 | 568 | |
c1637e41 | 569 | zmat[0]=26.; |
e4e763b9 | 570 | |
c1637e41 | 571 | density=7.87; |
ba1d05f9 | 572 | |
c1637e41 | 573 | AliMaterial(29,"Fe",amat[0],zmat[0],density,999.,999.); |
f4441b15 | 574 | // |
575 | // Peek - (C6H4-O-OC6H4-O-C6H4-CO)n | |
576 | amat[0]=12.011; | |
577 | amat[1]=1.; | |
578 | amat[2]=15.9994; | |
579 | ||
580 | zmat[0]=6.; | |
581 | zmat[1]=1.; | |
582 | zmat[2]=8.; | |
583 | ||
584 | wmat[0]=19.; | |
585 | wmat[1]=12.; | |
586 | wmat[2]=3.; | |
587 | // | |
588 | density=1.3; | |
589 | // | |
590 | AliMixture(30,"Peek",amat,zmat,density,-3,wmat); | |
591 | // | |
592 | // Ceramics - Al2O3 | |
593 | // | |
594 | amat[0] = 26.98; | |
595 | amat[1]= 15.9994; | |
596 | ||
597 | zmat[0] = 13.; | |
598 | zmat[1]=8.; | |
599 | ||
600 | wmat[0]=2.; | |
601 | wmat[1]=3.; | |
602 | ||
603 | density = 3.97; | |
604 | ||
605 | AliMixture(31,"Alumina",amat,zmat,density,-2,wmat); | |
606 | ||
607 | // | |
608 | // liquids | |
609 | // | |
610 | ||
611 | // water | |
612 | ||
613 | amat[0]=1.; | |
614 | amat[1]=15.9994; | |
615 | ||
616 | zmat[0]=1.; | |
617 | zmat[1]=8.; | |
618 | ||
619 | wmat[0]=2.; | |
620 | wmat[1]=1.; | |
621 | ||
622 | density=1.; | |
623 | ||
624 | AliMixture(32,"Water",amat,zmat,density,-2,wmat); | |
ba1d05f9 | 625 | |
37831078 | 626 | //---------------------------------------------------------- |
627 | // tracking media for gases | |
628 | //---------------------------------------------------------- | |
629 | ||
c1637e41 | 630 | AliMedium(0, "Air", 11, 0, iSXFLD, sXMGMX, 10., 999., .1, .01, .1); |
631 | AliMedium(1, "Ne-CO2-N-1", 12, 0, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
632 | AliMedium(2, "Ne-CO2-N-2", 13, 1, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
37831078 | 633 | AliMedium(3,"CO2",10,0, iSXFLD, sXMGMX, 10., 999.,.1, .001, .001); |
0f5dc26f | 634 | AliMedium(20, "Ne-CO2-N-3", 30, 1, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); |
37831078 | 635 | //----------------------------------------------------------- |
636 | // tracking media for solids | |
637 | //----------------------------------------------------------- | |
638 | ||
c1637e41 | 639 | AliMedium(4,"Al",23,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); |
640 | AliMedium(5,"Kevlar",14,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
641 | AliMedium(6,"Nomex",15,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
642 | AliMedium(7,"Makrolon",16,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
643 | AliMedium(8,"Mylar",18,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
644 | AliMedium(9,"Tedlar",17,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
645 | // | |
646 | AliMedium(10,"Prepreg1",19,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
647 | AliMedium(11,"Prepreg2",20,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
648 | AliMedium(12,"Prepreg3",21,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
649 | AliMedium(13,"Epoxy",26,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
650 | ||
651 | AliMedium(14,"Cu",25,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
652 | AliMedium(15,"Si",24,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
653 | AliMedium(16,"G10",22,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
654 | AliMedium(17,"Plexiglas",27,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
655 | AliMedium(18,"Steel",29,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
f4441b15 | 656 | AliMedium(19,"Peek",30,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); |
657 | AliMedium(21,"Alumina",31,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
658 | AliMedium(22,"Water",32,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
fe4da5cc | 659 | } |
660 | ||
407ff276 | 661 | void AliTPC::GenerNoise(Int_t tablesize) |
662 | { | |
663 | // | |
664 | //Generate table with noise | |
665 | // | |
666 | if (fTPCParam==0) { | |
667 | // error message | |
668 | fNoiseDepth=0; | |
669 | return; | |
670 | } | |
671 | if (fNoiseTable) delete[] fNoiseTable; | |
672 | fNoiseTable = new Float_t[tablesize]; | |
673 | fNoiseDepth = tablesize; | |
674 | fCurrentNoise =0; //!index of the noise in the noise table | |
675 | ||
676 | Float_t norm = fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac(); | |
677 | for (Int_t i=0;i<tablesize;i++) fNoiseTable[i]= gRandom->Gaus(0,norm); | |
678 | } | |
679 | ||
680 | Float_t AliTPC::GetNoise() | |
681 | { | |
682 | // get noise from table | |
683 | // if ((fCurrentNoise%10)==0) | |
684 | // fCurrentNoise= gRandom->Rndm()*fNoiseDepth; | |
685 | if (fCurrentNoise>=fNoiseDepth) fCurrentNoise=0; | |
686 | return fNoiseTable[fCurrentNoise++]; | |
687 | //gRandom->Gaus(0, fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac()); | |
688 | } | |
689 | ||
690 | ||
9bdd974b | 691 | Bool_t AliTPC::IsSectorActive(Int_t sec) const |
792bb11c | 692 | { |
693 | // | |
694 | // check if the sector is active | |
695 | if (!fActiveSectors) return kTRUE; | |
696 | else return fActiveSectors[sec]; | |
697 | } | |
698 | ||
699 | void AliTPC::SetActiveSectors(Int_t * sectors, Int_t n) | |
700 | { | |
701 | // activate interesting sectors | |
88cb7938 | 702 | SetTreeAddress();//just for security |
7ed5ec98 | 703 | if (!fActiveSectors) fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; |
792bb11c | 704 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; |
705 | for (Int_t i=0;i<n;i++) | |
706 | if ((sectors[i]>=0) && sectors[i]<fTPCParam->GetNSector()) fActiveSectors[sectors[i]]=kTRUE; | |
707 | ||
708 | } | |
709 | ||
12d8d654 | 710 | void AliTPC::SetActiveSectors(Int_t flag) |
792bb11c | 711 | { |
712 | // | |
713 | // activate sectors which were hitted by tracks | |
714 | //loop over tracks | |
88cb7938 | 715 | SetTreeAddress();//just for security |
792bb11c | 716 | if (fHitType==0) return; // if Clones hit - not short volume ID information |
7ed5ec98 | 717 | if (!fActiveSectors) fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; |
12d8d654 | 718 | if (flag) { |
719 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kTRUE; | |
720 | return; | |
721 | } | |
792bb11c | 722 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; |
723 | TBranch * branch=0; | |
cb5b8b21 | 724 | if (fLoader->TreeH() == 0x0) |
88cb7938 | 725 | { |
8c2b3fd7 | 726 | AliFatal("Can not find TreeH in folder"); |
88cb7938 | 727 | return; |
728 | } | |
cb5b8b21 | 729 | if (fHitType>1) branch = fLoader->TreeH()->GetBranch("TPC2"); |
730 | else branch = fLoader->TreeH()->GetBranch("TPC"); | |
731 | Stat_t ntracks = fLoader->TreeH()->GetEntries(); | |
792bb11c | 732 | // loop over all hits |
8c2b3fd7 | 733 | AliDebug(1,Form("Got %d tracks",ntracks)); |
88cb7938 | 734 | |
8c2b3fd7 | 735 | for(Int_t track=0;track<ntracks;track++) { |
792bb11c | 736 | ResetHits(); |
737 | // | |
738 | if (fTrackHits && fHitType&4) { | |
cb5b8b21 | 739 | TBranch * br1 = fLoader->TreeH()->GetBranch("fVolumes"); |
740 | TBranch * br2 = fLoader->TreeH()->GetBranch("fNVolumes"); | |
792bb11c | 741 | br1->GetEvent(track); |
742 | br2->GetEvent(track); | |
743 | Int_t *volumes = fTrackHits->GetVolumes(); | |
7ed5ec98 | 744 | for (Int_t j=0;j<fTrackHits->GetNVolumes(); j++) { |
e8631c7d | 745 | if (volumes[j]>-1 && volumes[j]<fTPCParam->GetNSector()) { |
7ed5ec98 | 746 | fActiveSectors[volumes[j]]=kTRUE; |
747 | } | |
748 | else { | |
749 | AliError(Form("Volume %d -> sector number %d is outside (0..%d)", | |
750 | j, | |
751 | volumes[j], | |
752 | fTPCParam->GetNSector())); | |
753 | } | |
754 | } | |
792bb11c | 755 | } |
756 | ||
757 | // | |
be5ffbfe | 758 | // if (fTrackHitsOld && fHitType&2) { |
cb5b8b21 | 759 | // TBranch * br = fLoader->TreeH()->GetBranch("fTrackHitsInfo"); |
be5ffbfe | 760 | // br->GetEvent(track); |
761 | // AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
762 | // for (UInt_t j=0;j<ar->GetSize();j++){ | |
763 | // fActiveSectors[((AliTrackHitsInfo*)ar->At(j))->fVolumeID] =kTRUE; | |
764 | // } | |
765 | // } | |
792bb11c | 766 | } |
792bb11c | 767 | } |
768 | ||
769 | ||
770 | ||
fe4da5cc | 771 | |
0421c3d1 | 772 | //_____________________________________________________________________________ |
773 | void AliTPC::Digits2Raw() | |
774 | { | |
775 | // convert digits of the current event to raw data | |
776 | ||
777 | static const Int_t kThreshold = 0; | |
0421c3d1 | 778 | |
779 | fLoader->LoadDigits(); | |
780 | TTree* digits = fLoader->TreeD(); | |
781 | if (!digits) { | |
8c2b3fd7 | 782 | AliError("No digits tree"); |
0421c3d1 | 783 | return; |
784 | } | |
785 | ||
786 | AliSimDigits digarr; | |
787 | AliSimDigits* digrow = &digarr; | |
788 | digits->GetBranch("Segment")->SetAddress(&digrow); | |
789 | ||
790 | const char* fileName = "AliTPCDDL.dat"; | |
791 | AliTPCBuffer* buffer = new AliTPCBuffer(fileName); | |
792 | //Verbose level | |
793 | // 0: Silent | |
794 | // 1: cout messages | |
795 | // 2: txt files with digits | |
796 | //BE CAREFUL, verbose level 2 MUST be used only for debugging and | |
797 | //it is highly suggested to use this mode only for debugging digits files | |
798 | //reasonably small, because otherwise the size of the txt files can reach | |
799 | //quickly several MB wasting time and disk space. | |
800 | buffer->SetVerbose(0); | |
801 | ||
802 | Int_t nEntries = Int_t(digits->GetEntries()); | |
803 | Int_t previousSector = -1; | |
804 | Int_t subSector = 0; | |
805 | for (Int_t i = 0; i < nEntries; i++) { | |
806 | digits->GetEntry(i); | |
807 | Int_t sector, row; | |
808 | fTPCParam->AdjustSectorRow(digarr.GetID(), sector, row); | |
809 | if(previousSector != sector) { | |
810 | subSector = 0; | |
811 | previousSector = sector; | |
812 | } | |
813 | ||
814 | if (sector < 36) { //inner sector [0;35] | |
815 | if (row != 30) { | |
816 | //the whole row is written into the output file | |
817 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
818 | sector, subSector, row); | |
819 | } else { | |
820 | //only the pads in the range [37;48] are written into the output file | |
821 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 1, | |
822 | sector, subSector, row); | |
823 | subSector = 1; | |
824 | //only the pads outside the range [37;48] are written into the output file | |
825 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 2, | |
826 | sector, subSector, row); | |
827 | }//end else | |
828 | ||
829 | } else { //outer sector [36;71] | |
830 | if (row == 54) subSector = 2; | |
831 | if ((row != 27) && (row != 76)) { | |
832 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
833 | sector, subSector, row); | |
834 | } else if (row == 27) { | |
8c2b3fd7 | 835 | //only the pads outside the range [43;46] are written into the output file |
836 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 2, | |
0421c3d1 | 837 | sector, subSector, row); |
8c2b3fd7 | 838 | subSector = 1; |
839 | //only the pads in the range [43;46] are written into the output file | |
840 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 1, | |
0421c3d1 | 841 | sector, subSector, row); |
842 | } else if (row == 76) { | |
8c2b3fd7 | 843 | //only the pads outside the range [33;88] are written into the output file |
844 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 2, | |
845 | sector, subSector, row); | |
846 | subSector = 3; | |
847 | //only the pads in the range [33;88] are written into the output file | |
848 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 1, | |
0421c3d1 | 849 | sector, subSector, row); |
850 | } | |
851 | }//end else | |
852 | }//end for | |
853 | ||
854 | delete buffer; | |
855 | fLoader->UnloadDigits(); | |
856 | ||
857 | AliTPCDDLRawData rawWriter; | |
858 | rawWriter.SetVerbose(0); | |
859 | ||
860 | rawWriter.RawData(fileName); | |
861 | gSystem->Unlink(fileName); | |
862 | ||
0421c3d1 | 863 | } |
864 | ||
865 | ||
bc807150 | 866 | //_____________________________________________________________________________ |
867 | Bool_t AliTPC::Raw2SDigits(AliRawReader* rawReader){ | |
868 | // Converts the TPC raw data into summable digits | |
869 | // The method is used for merging simulated and | |
870 | // real data events | |
871 | if (fLoader->TreeS() == 0x0 ) { | |
872 | fLoader->MakeTree("S"); | |
873 | } | |
874 | ||
875 | if(fDefaults == 0) SetDefaults(); // check if the parameters are set | |
876 | ||
877 | //setup TPCDigitsArray | |
878 | if(GetDigitsArray()) delete GetDigitsArray(); | |
879 | ||
880 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; | |
881 | arr->SetClass("AliSimDigits"); | |
882 | arr->Setup(fTPCParam); | |
883 | arr->MakeTree(fLoader->TreeS()); | |
884 | ||
885 | SetDigitsArray(arr); | |
886 | ||
887 | // set zero suppression to "0" | |
888 | fTPCParam->SetZeroSup(0); | |
889 | ||
890 | // Loop over sectors | |
d899e254 | 891 | const Int_t kmaxTime = fTPCParam->GetMaxTBin(); |
bc807150 | 892 | const Int_t kNIS = fTPCParam->GetNInnerSector(); |
893 | const Int_t kNOS = fTPCParam->GetNOuterSector(); | |
894 | const Int_t kNS = kNIS + kNOS; | |
895 | ||
896 | Short_t** allBins = NULL; //array which contains the data for one sector | |
897 | ||
898 | for(Int_t iSector = 0; iSector < kNS; iSector++) { | |
899 | ||
900 | Int_t nRows = fTPCParam->GetNRow(iSector); | |
901 | Int_t nDDLs = 0, indexDDL = 0; | |
902 | if (iSector < kNIS) { | |
903 | nDDLs = 2; | |
904 | indexDDL = iSector * 2; | |
905 | } | |
906 | else { | |
907 | nDDLs = 4; | |
908 | indexDDL = (iSector-kNIS) * 4 + kNIS * 2; | |
909 | } | |
910 | ||
911 | // Loas the raw data for corresponding DDLs | |
912 | rawReader->Reset(); | |
913 | AliTPCRawStream input(rawReader); | |
914 | rawReader->Select("TPC",indexDDL,indexDDL+nDDLs-1); | |
915 | ||
916 | // Alocate and init the array with the sector data | |
917 | allBins = new Short_t*[nRows]; | |
918 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
919 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
d899e254 | 920 | Int_t maxBin = kmaxTime*maxPad; |
bc807150 | 921 | allBins[iRow] = new Short_t[maxBin]; |
922 | memset(allBins[iRow],0,sizeof(Short_t)*maxBin); | |
923 | } | |
924 | ||
925 | // Begin loop over altro data | |
926 | while (input.Next()) { | |
927 | ||
928 | if (input.GetSector() != iSector) | |
929 | AliFatal(Form("Sector index mismatch ! Expected (%d), but got (%d) !",iSector,input.GetSector())); | |
930 | ||
931 | Int_t iRow = input.GetRow(); | |
932 | if (iRow < 0 || iRow >= nRows) | |
933 | AliFatal(Form("Pad-row index (%d) outside the range (%d -> %d) !", | |
934 | iRow, 0, nRows -1)); | |
935 | Int_t iPad = input.GetPad(); | |
936 | ||
937 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
938 | ||
939 | if (iPad < 0 || iPad >= maxPad) | |
940 | AliFatal(Form("Pad index (%d) outside the range (%d -> %d) !", | |
941 | iPad, 0, maxPad -1)); | |
942 | ||
943 | Int_t iTimeBin = input.GetTime(); | |
d899e254 | 944 | if ( iTimeBin < 0 || iTimeBin >= kmaxTime) |
bc807150 | 945 | AliFatal(Form("Timebin index (%d) outside the range (%d -> %d) !", |
d899e254 | 946 | iTimeBin, 0, kmaxTime -1)); |
bc807150 | 947 | |
d899e254 | 948 | Int_t maxBin = kmaxTime*maxPad; |
bc807150 | 949 | |
d899e254 | 950 | if (((iPad*kmaxTime+iTimeBin) >= maxBin) || |
951 | ((iPad*kmaxTime+iTimeBin) < 0)) | |
bc807150 | 952 | AliFatal(Form("Index outside the allowed range" |
953 | " Sector=%d Row=%d Pad=%d Timebin=%d" | |
954 | " (Max.index=%d)",iSector,iRow,iPad,iTimeBin,maxBin)); | |
955 | ||
d899e254 | 956 | allBins[iRow][iPad*kmaxTime+iTimeBin] = input.GetSignal(); |
bc807150 | 957 | |
958 | } // End loop over altro data | |
959 | ||
960 | // Now fill the digits array | |
961 | if (fDigitsArray->GetTree()==0) { | |
962 | AliFatal("Tree not set in fDigitsArray"); | |
963 | } | |
964 | ||
965 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
966 | AliDigits * dig = fDigitsArray->CreateRow(iSector,iRow); | |
967 | ||
968 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
969 | for(Int_t iPad = 0; iPad < maxPad; iPad++) { | |
d899e254 | 970 | for(Int_t iTimeBin = 0; iTimeBin < kmaxTime; iTimeBin++) { |
971 | Short_t q = allBins[iRow][iPad*kmaxTime + iTimeBin]; | |
bc807150 | 972 | if (q <= 0) continue; |
973 | q *= 16; | |
974 | dig->SetDigitFast((Short_t)q,iTimeBin,iPad); | |
975 | } | |
976 | } | |
977 | fDigitsArray->StoreRow(iSector,iRow); | |
978 | Int_t ndig = dig->GetDigitSize(); | |
979 | ||
980 | AliDebug(10, | |
981 | Form("*** Sector, row, compressed digits %d %d %d ***\n", | |
982 | iSector,iRow,ndig)); | |
983 | ||
984 | fDigitsArray->ClearRow(iSector,iRow); | |
985 | ||
986 | } // end of the sector digitization | |
987 | ||
988 | for (Int_t iRow = 0; iRow < nRows; iRow++) | |
989 | delete [] allBins[iRow]; | |
990 | ||
991 | delete [] allBins; | |
992 | ||
993 | } | |
994 | ||
995 | fLoader->WriteSDigits("OVERWRITE"); | |
996 | ||
997 | if(GetDigitsArray()) delete GetDigitsArray(); | |
998 | SetDigitsArray(0x0); | |
999 | ||
1000 | return kTRUE; | |
1001 | } | |
0a61bf9d | 1002 | |
85a5290f | 1003 | //______________________________________________________________________ |
9bdd974b | 1004 | AliDigitizer* AliTPC::CreateDigitizer(AliRunDigitizer* manager) const |
85a5290f | 1005 | { |
1006 | return new AliTPCDigitizer(manager); | |
1007 | } | |
0a61bf9d | 1008 | //__ |
176aff27 | 1009 | void AliTPC::SDigits2Digits2(Int_t /*eventnumber*/) |
0a61bf9d | 1010 | { |
1011 | //create digits from summable digits | |
407ff276 | 1012 | GenerNoise(500000); //create teble with noise |
0a61bf9d | 1013 | |
1014 | //conect tree with sSDigits | |
88cb7938 | 1015 | TTree *t = fLoader->TreeS(); |
1016 | ||
8c2b3fd7 | 1017 | if (t == 0x0) { |
1018 | fLoader->LoadSDigits("READ"); | |
1019 | t = fLoader->TreeS(); | |
1020 | if (t == 0x0) { | |
1021 | AliError("Can not get input TreeS"); | |
1022 | return; | |
1023 | } | |
1024 | } | |
88cb7938 | 1025 | |
1026 | if (fLoader->TreeD() == 0x0) fLoader->MakeTree("D"); | |
1027 | ||
0a61bf9d | 1028 | AliSimDigits digarr, *dummy=&digarr; |
88cb7938 | 1029 | TBranch* sdb = t->GetBranch("Segment"); |
8c2b3fd7 | 1030 | if (sdb == 0x0) { |
1031 | AliError("Can not find branch with segments in TreeS."); | |
1032 | return; | |
1033 | } | |
88cb7938 | 1034 | |
1035 | sdb->SetAddress(&dummy); | |
1036 | ||
0a61bf9d | 1037 | Stat_t nentries = t->GetEntries(); |
1038 | ||
5f16d237 | 1039 | // set zero suppression |
1040 | ||
1041 | fTPCParam->SetZeroSup(2); | |
1042 | ||
1043 | // get zero suppression | |
1044 | ||
1045 | Int_t zerosup = fTPCParam->GetZeroSup(); | |
1046 | ||
1047 | //make tree with digits | |
1048 | ||
0a61bf9d | 1049 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1050 | arr->SetClass("AliSimDigits"); | |
1051 | arr->Setup(fTPCParam); | |
88cb7938 | 1052 | arr->MakeTree(fLoader->TreeD()); |
0a61bf9d | 1053 | |
88cb7938 | 1054 | AliTPCParam * par = fTPCParam; |
5f16d237 | 1055 | |
0a61bf9d | 1056 | //Loop over segments of the TPC |
5f16d237 | 1057 | |
0a61bf9d | 1058 | for (Int_t n=0; n<nentries; n++) { |
1059 | t->GetEvent(n); | |
1060 | Int_t sec, row; | |
1061 | if (!par->AdjustSectorRow(digarr.GetID(),sec,row)) { | |
8c2b3fd7 | 1062 | AliWarning(Form("Invalid segment ID ! %d",digarr.GetID())); |
0a61bf9d | 1063 | continue; |
1064 | } | |
8c2b3fd7 | 1065 | if (!IsSectorActive(sec)) continue; |
1066 | ||
0a61bf9d | 1067 | AliSimDigits * digrow =(AliSimDigits*) arr->CreateRow(sec,row); |
1068 | Int_t nrows = digrow->GetNRows(); | |
1069 | Int_t ncols = digrow->GetNCols(); | |
1070 | ||
1071 | digrow->ExpandBuffer(); | |
1072 | digarr.ExpandBuffer(); | |
1073 | digrow->ExpandTrackBuffer(); | |
1074 | digarr.ExpandTrackBuffer(); | |
1075 | ||
5f16d237 | 1076 | |
407ff276 | 1077 | Short_t * pamp0 = digarr.GetDigits(); |
1078 | Int_t * ptracks0 = digarr.GetTracks(); | |
1079 | Short_t * pamp1 = digrow->GetDigits(); | |
1080 | Int_t * ptracks1 = digrow->GetTracks(); | |
1081 | Int_t nelems =nrows*ncols; | |
e93a083a | 1082 | Int_t saturation = fTPCParam->GetADCSat() - 1; |
407ff276 | 1083 | //use internal structure of the AliDigits - for speed reason |
1084 | //if you cahnge implementation | |
1085 | //of the Alidigits - it must be rewriten - | |
1086 | for (Int_t i= 0; i<nelems; i++){ | |
407ff276 | 1087 | Float_t q = TMath::Nint(Float_t(*pamp0)/16.+GetNoise()); |
1088 | if (q>zerosup){ | |
1089 | if (q>saturation) q=saturation; | |
1090 | *pamp1=(Short_t)q; | |
8c2b3fd7 | 1091 | |
407ff276 | 1092 | ptracks1[0]=ptracks0[0]; |
1093 | ptracks1[nelems]=ptracks0[nelems]; | |
1094 | ptracks1[2*nelems]=ptracks0[2*nelems]; | |
1095 | } | |
1096 | pamp0++; | |
1097 | pamp1++; | |
1098 | ptracks0++; | |
1099 | ptracks1++; | |
1100 | } | |
5f16d237 | 1101 | |
5f16d237 | 1102 | arr->StoreRow(sec,row); |
1103 | arr->ClearRow(sec,row); | |
5f16d237 | 1104 | } |
0a61bf9d | 1105 | |
0a61bf9d | 1106 | |
5f16d237 | 1107 | //write results |
88cb7938 | 1108 | fLoader->WriteDigits("OVERWRITE"); |
5f16d237 | 1109 | |
88cb7938 | 1110 | delete arr; |
afc42102 | 1111 | } |
1112 | //__________________________________________________________________ | |
1113 | void AliTPC::SetDefaults(){ | |
9bdd974b | 1114 | // |
1115 | // setting the defaults | |
1116 | // | |
afc42102 | 1117 | |
afc42102 | 1118 | // Set response functions |
1119 | ||
88cb7938 | 1120 | // |
024a7e64 | 1121 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); |
88cb7938 | 1122 | rl->CdGAFile(); |
2ab0c725 | 1123 | AliTPCParamSR *param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60"); |
db2fdcfb | 1124 | // if(param){ |
1125 | // AliInfo("You are using 2 pad-length geom hits with 3 pad-lenght geom digits..."); | |
1126 | // delete param; | |
1127 | // param = new AliTPCParamSR(); | |
1128 | // } | |
1129 | // else { | |
1130 | // param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60_150x60"); | |
1131 | // } | |
1132 | param = (AliTPCParamSR*)AliTPCcalibDB::Instance()->GetParameters(); | |
1133 | if (!param->IsGeoRead()){ | |
1134 | // | |
1135 | // read transformation matrices for gGeoManager | |
1136 | // | |
1137 | param->ReadGeoMatrices(); | |
1138 | } | |
7a09f434 | 1139 | if(!param){ |
8c2b3fd7 | 1140 | AliFatal("No TPC parameters found"); |
7a09f434 | 1141 | } |
1142 | ||
1143 | ||
2ab0c725 | 1144 | AliTPCPRF2D * prfinner = new AliTPCPRF2D; |
f03e3423 | 1145 | AliTPCPRF2D * prfouter1 = new AliTPCPRF2D; |
1146 | AliTPCPRF2D * prfouter2 = new AliTPCPRF2D; | |
bfb1cfbd | 1147 | |
afc42102 | 1148 | |
bfb1cfbd | 1149 | //AliTPCRF1D * rf = new AliTPCRF1D(kTRUE); |
1150 | //rf->SetGauss(param->GetZSigma(),param->GetZWidth(),1.); | |
1151 | //rf->SetOffset(3*param->GetZSigma()); | |
1152 | //rf->Update(); | |
1153 | // | |
1154 | // Use gamma 4 | |
1155 | // | |
1156 | char strgamma4[1000]; | |
04c5c48d | 1157 | sprintf(strgamma4,"AliTPCRF1D::Gamma4((x-0.135+%f)*%f,55,160)",3*param->GetZSigma(), 1000000000*param->GetTSample()/param->GetZWidth()); |
bfb1cfbd | 1158 | |
1159 | TF1 * fgamma4 = new TF1("fgamma4",strgamma4, -1,1); | |
1160 | AliTPCRF1D * rf = new AliTPCRF1D(kTRUE,1000); | |
1161 | rf->SetParam(fgamma4,param->GetZWidth(), 1,0.2); | |
1162 | rf->SetOffset(3*param->GetZSigma()); | |
1163 | rf->Update(); | |
1164 | ||
afc42102 | 1165 | TDirectory *savedir=gDirectory; |
2ab0c725 | 1166 | TFile *f=TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root"); |
8c2b3fd7 | 1167 | if (!f->IsOpen()) |
1168 | AliFatal("Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !"); | |
2a336e15 | 1169 | |
1170 | TString s; | |
2ab0c725 | 1171 | prfinner->Read("prf_07504_Gati_056068_d02"); |
2a336e15 | 1172 | //PH Set different names |
1173 | s=prfinner->GetGRF()->GetName(); | |
1174 | s+="in"; | |
1175 | prfinner->GetGRF()->SetName(s.Data()); | |
1176 | ||
f03e3423 | 1177 | prfouter1->Read("prf_10006_Gati_047051_d03"); |
2a336e15 | 1178 | s=prfouter1->GetGRF()->GetName(); |
1179 | s+="out1"; | |
1180 | prfouter1->GetGRF()->SetName(s.Data()); | |
1181 | ||
f03e3423 | 1182 | prfouter2->Read("prf_15006_Gati_047051_d03"); |
2a336e15 | 1183 | s=prfouter2->GetGRF()->GetName(); |
1184 | s+="out2"; | |
1185 | prfouter2->GetGRF()->SetName(s.Data()); | |
1186 | ||
2ab0c725 | 1187 | f->Close(); |
afc42102 | 1188 | savedir->cd(); |
1189 | ||
2ab0c725 | 1190 | param->SetInnerPRF(prfinner); |
f03e3423 | 1191 | param->SetOuter1PRF(prfouter1); |
1192 | param->SetOuter2PRF(prfouter2); | |
2ab0c725 | 1193 | param->SetTimeRF(rf); |
1194 | ||
afc42102 | 1195 | // set fTPCParam |
1196 | ||
2ab0c725 | 1197 | SetParam(param); |
1198 | ||
afc42102 | 1199 | |
1200 | fDefaults = 1; | |
1201 | ||
1202 | } | |
1203 | //__________________________________________________________________ | |
85a5290f | 1204 | void AliTPC::Hits2Digits() |
1205 | { | |
9bdd974b | 1206 | // |
1207 | // creates digits from hits | |
1208 | // | |
506e60a6 | 1209 | if (!fTPCParam->IsGeoRead()){ |
1210 | // | |
1211 | // read transformation matrices for gGeoManager | |
1212 | // | |
1213 | fTPCParam->ReadGeoMatrices(); | |
1214 | } | |
9bdd974b | 1215 | |
85a5290f | 1216 | fLoader->LoadHits("read"); |
1217 | fLoader->LoadDigits("recreate"); | |
1218 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
1219 | ||
1220 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { | |
7ed5ec98 | 1221 | //PH runLoader->GetEvent(iEvent); |
85a5290f | 1222 | Hits2Digits(iEvent); |
1223 | } | |
1224 | ||
1225 | fLoader->UnloadHits(); | |
1226 | fLoader->UnloadDigits(); | |
1227 | } | |
1228 | //__________________________________________________________________ | |
afc42102 | 1229 | void AliTPC::Hits2Digits(Int_t eventnumber) |
1230 | { | |
1231 | //---------------------------------------------------- | |
1232 | // Loop over all sectors for a single event | |
1233 | //---------------------------------------------------- | |
024a7e64 | 1234 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); |
88cb7938 | 1235 | rl->GetEvent(eventnumber); |
6db60b71 | 1236 | SetActiveSectors(); |
8c2b3fd7 | 1237 | if (fLoader->TreeH() == 0x0) { |
1238 | if(fLoader->LoadHits()) { | |
1239 | AliError("Can not load hits."); | |
1240 | } | |
1241 | } | |
88cb7938 | 1242 | SetTreeAddress(); |
1243 | ||
8c2b3fd7 | 1244 | if (fLoader->TreeD() == 0x0 ) { |
1245 | fLoader->MakeTree("D"); | |
1246 | if (fLoader->TreeD() == 0x0 ) { | |
1247 | AliError("Can not get TreeD"); | |
1248 | return; | |
1249 | } | |
1250 | } | |
afc42102 | 1251 | |
1252 | if(fDefaults == 0) SetDefaults(); // check if the parameters are set | |
407ff276 | 1253 | GenerNoise(500000); //create teble with noise |
2ab0c725 | 1254 | |
1255 | //setup TPCDigitsArray | |
afc42102 | 1256 | |
1257 | if(GetDigitsArray()) delete GetDigitsArray(); | |
8c2b3fd7 | 1258 | |
2ab0c725 | 1259 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1260 | arr->SetClass("AliSimDigits"); | |
afc42102 | 1261 | arr->Setup(fTPCParam); |
88cb7938 | 1262 | |
1263 | arr->MakeTree(fLoader->TreeD()); | |
2ab0c725 | 1264 | SetDigitsArray(arr); |
1265 | ||
afc42102 | 1266 | fDigitsSwitch=0; // standard digits |
2ab0c725 | 1267 | |
8c2b3fd7 | 1268 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) |
1269 | if (IsSectorActive(isec)) { | |
1270 | AliDebug(1,Form("Hits2Digits","Sector %d is active.",isec)); | |
1271 | Hits2DigitsSector(isec); | |
1272 | } | |
1273 | else { | |
1274 | AliDebug(1,Form("Hits2Digits","Sector %d is NOT active.",isec)); | |
1275 | } | |
1276 | ||
88cb7938 | 1277 | fLoader->WriteDigits("OVERWRITE"); |
f2a509af | 1278 | |
1279 | //this line prevents the crash in the similar one | |
1280 | //on the beginning of this method | |
1281 | //destructor attempts to reset the tree, which is deleted by the loader | |
1282 | //need to be redesign | |
8c2b3fd7 | 1283 | if(GetDigitsArray()) delete GetDigitsArray(); |
1284 | SetDigitsArray(0x0); | |
f2a509af | 1285 | |
8c555625 | 1286 | } |
1287 | ||
f8cf550c | 1288 | //__________________________________________________________________ |
0a61bf9d | 1289 | void AliTPC::Hits2SDigits2(Int_t eventnumber) |
f8cf550c | 1290 | { |
1291 | ||
1292 | //----------------------------------------------------------- | |
1293 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1294 | //----------------------------------------------------------- | |
1295 | ||
8c2b3fd7 | 1296 | //---------------------------------------------------- |
1297 | // Loop over all sectors for a single event | |
1298 | //---------------------------------------------------- | |
88cb7938 | 1299 | |
1300 | AliRunLoader* rl = fLoader->GetRunLoader(); | |
1301 | ||
1302 | rl->GetEvent(eventnumber); | |
8c2b3fd7 | 1303 | if (fLoader->TreeH() == 0x0) { |
1304 | if(fLoader->LoadHits()) { | |
1305 | AliError("Can not load hits."); | |
1306 | return; | |
1307 | } | |
1308 | } | |
88cb7938 | 1309 | SetTreeAddress(); |
f8cf550c | 1310 | |
afc42102 | 1311 | |
8c2b3fd7 | 1312 | if (fLoader->TreeS() == 0x0 ) { |
1313 | fLoader->MakeTree("S"); | |
1314 | } | |
88cb7938 | 1315 | |
afc42102 | 1316 | if(fDefaults == 0) SetDefaults(); |
88cb7938 | 1317 | |
407ff276 | 1318 | GenerNoise(500000); //create table with noise |
afc42102 | 1319 | //setup TPCDigitsArray |
1320 | ||
1321 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1322 | ||
88cb7938 | 1323 | |
afc42102 | 1324 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1325 | arr->SetClass("AliSimDigits"); | |
1326 | arr->Setup(fTPCParam); | |
88cb7938 | 1327 | arr->MakeTree(fLoader->TreeS()); |
1328 | ||
afc42102 | 1329 | SetDigitsArray(arr); |
1330 | ||
afc42102 | 1331 | fDigitsSwitch=1; // summable digits |
5f16d237 | 1332 | |
1333 | // set zero suppression to "0" | |
1334 | ||
1335 | fTPCParam->SetZeroSup(0); | |
f8cf550c | 1336 | |
8c2b3fd7 | 1337 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) |
1338 | if (IsSectorActive(isec)) { | |
1339 | Hits2DigitsSector(isec); | |
1340 | } | |
88cb7938 | 1341 | |
8c2b3fd7 | 1342 | fLoader->WriteSDigits("OVERWRITE"); |
88cb7938 | 1343 | |
1344 | //this line prevents the crash in the similar one | |
1345 | //on the beginning of this method | |
1346 | //destructor attempts to reset the tree, which is deleted by the loader | |
1347 | //need to be redesign | |
8c2b3fd7 | 1348 | if(GetDigitsArray()) delete GetDigitsArray(); |
1349 | SetDigitsArray(0x0); | |
f8cf550c | 1350 | } |
0a61bf9d | 1351 | //__________________________________________________________________ |
88cb7938 | 1352 | |
0a61bf9d | 1353 | void AliTPC::Hits2SDigits() |
1354 | { | |
1355 | ||
1356 | //----------------------------------------------------------- | |
1357 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1358 | //----------------------------------------------------------- | |
23effa8e | 1359 | if (0) fDebugStreamer = new TTreeSRedirector("TPCSimdebug.root"); |
0a61bf9d | 1360 | |
506e60a6 | 1361 | if (!fTPCParam->IsGeoRead()){ |
1362 | // | |
1363 | // read transformation matrices for gGeoManager | |
1364 | // | |
1365 | fTPCParam->ReadGeoMatrices(); | |
1366 | } | |
1367 | ||
85a5290f | 1368 | fLoader->LoadHits("read"); |
1369 | fLoader->LoadSDigits("recreate"); | |
1370 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
0a61bf9d | 1371 | |
85a5290f | 1372 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { |
1373 | runLoader->GetEvent(iEvent); | |
1374 | SetTreeAddress(); | |
1375 | SetActiveSectors(); | |
1376 | Hits2SDigits2(iEvent); | |
1377 | } | |
0a61bf9d | 1378 | |
85a5290f | 1379 | fLoader->UnloadHits(); |
1380 | fLoader->UnloadSDigits(); | |
23effa8e | 1381 | if (fDebugStreamer) { |
1382 | delete fDebugStreamer; | |
1383 | fDebugStreamer=0; | |
1384 | } | |
0a61bf9d | 1385 | } |
fe4da5cc | 1386 | //_____________________________________________________________________________ |
88cb7938 | 1387 | |
8c555625 | 1388 | void AliTPC::Hits2DigitsSector(Int_t isec) |
fe4da5cc | 1389 | { |
8c555625 | 1390 | //------------------------------------------------------------------- |
fe4da5cc | 1391 | // TPC conversion from hits to digits. |
8c555625 | 1392 | //------------------------------------------------------------------- |
1393 | ||
1394 | //----------------------------------------------------------------- | |
1395 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1396 | //----------------------------------------------------------------- | |
1397 | ||
fe4da5cc | 1398 | //------------------------------------------------------- |
8c555625 | 1399 | // Get the access to the track hits |
fe4da5cc | 1400 | //------------------------------------------------------- |
8c555625 | 1401 | |
afc42102 | 1402 | // check if the parameters are set - important if one calls this method |
1403 | // directly, not from the Hits2Digits | |
1404 | ||
1405 | if(fDefaults == 0) SetDefaults(); | |
cc80f89e | 1406 | |
cb5b8b21 | 1407 | TTree *tH = fLoader->TreeH(); // pointer to the hits tree |
8c2b3fd7 | 1408 | if (tH == 0x0) { |
1409 | AliFatal("Can not find TreeH in folder"); | |
1410 | return; | |
1411 | } | |
88cb7938 | 1412 | |
73042f01 | 1413 | Stat_t ntracks = tH->GetEntries(); |
8c555625 | 1414 | |
8c555625 | 1415 | |
8c555625 | 1416 | |
8c555625 | 1417 | TObjArray **row; |
fe4da5cc | 1418 | |
8c2b3fd7 | 1419 | Int_t nrows =fTPCParam->GetNRow(isec); |
8c555625 | 1420 | |
8c2b3fd7 | 1421 | row= new TObjArray* [nrows+2]; // 2 extra rows for cross talk |
fe4da5cc | 1422 | |
8c2b3fd7 | 1423 | MakeSector(isec,nrows,tH,ntracks,row); |
8c555625 | 1424 | |
8c2b3fd7 | 1425 | //-------------------------------------------------------- |
1426 | // Digitize this sector, row by row | |
1427 | // row[i] is the pointer to the TObjArray of TVectors, | |
1428 | // each one containing electrons accepted on this | |
1429 | // row, assigned into tracks | |
1430 | //-------------------------------------------------------- | |
8c555625 | 1431 | |
8c2b3fd7 | 1432 | Int_t i; |
8c555625 | 1433 | |
8c2b3fd7 | 1434 | if (fDigitsArray->GetTree()==0) { |
1435 | AliFatal("Tree not set in fDigitsArray"); | |
1436 | } | |
8c555625 | 1437 | |
8c2b3fd7 | 1438 | for (i=0;i<nrows;i++){ |
1439 | ||
1440 | AliDigits * dig = fDigitsArray->CreateRow(isec,i); | |
8c555625 | 1441 | |
8c2b3fd7 | 1442 | DigitizeRow(i,isec,row); |
8c555625 | 1443 | |
8c2b3fd7 | 1444 | fDigitsArray->StoreRow(isec,i); |
8c555625 | 1445 | |
8c2b3fd7 | 1446 | Int_t ndig = dig->GetDigitSize(); |
88cb7938 | 1447 | |
8c2b3fd7 | 1448 | AliDebug(10, |
1449 | Form("*** Sector, row, compressed digits %d %d %d ***\n", | |
1450 | isec,i,ndig)); | |
792bb11c | 1451 | |
8c2b3fd7 | 1452 | fDigitsArray->ClearRow(isec,i); |
8c555625 | 1453 | |
cc80f89e | 1454 | |
8c2b3fd7 | 1455 | } // end of the sector digitization |
8c555625 | 1456 | |
8c2b3fd7 | 1457 | for(i=0;i<nrows+2;i++){ |
1458 | row[i]->Delete(); | |
1459 | delete row[i]; | |
1460 | } | |
cc80f89e | 1461 | |
8c2b3fd7 | 1462 | delete [] row; // delete the array of pointers to TObjArray-s |
8c555625 | 1463 | |
8c555625 | 1464 | |
cc80f89e | 1465 | } // end of Hits2DigitsSector |
8c555625 | 1466 | |
8c555625 | 1467 | |
8c555625 | 1468 | //_____________________________________________________________________________ |
cc80f89e | 1469 | void AliTPC::DigitizeRow(Int_t irow,Int_t isec,TObjArray **rows) |
8c555625 | 1470 | { |
1471 | //----------------------------------------------------------- | |
1472 | // Single row digitization, coupling from the neighbouring | |
1473 | // rows taken into account | |
1474 | //----------------------------------------------------------- | |
1475 | ||
1476 | //----------------------------------------------------------------- | |
1477 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
cc80f89e | 1478 | // Modified: Marian Ivanov GSI Darmstadt, m.ivanov@gsi.de |
8c555625 | 1479 | //----------------------------------------------------------------- |
1480 | ||
8c555625 | 1481 | Float_t zerosup = fTPCParam->GetZeroSup(); |
28c55807 | 1482 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetDedxGainFactor(); |
1483 | AliTPCCalPad * noiseTPC = AliTPCcalibDB::Instance()->GetPadNoise(); | |
1484 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(isec); // pad gains per given sector | |
1485 | AliTPCCalROC * noiseROC = noiseTPC->GetCalROC(isec); // noise per given sector | |
1486 | ||
8c2b3fd7 | 1487 | |
cc80f89e | 1488 | fCurrentIndex[1]= isec; |
8c555625 | 1489 | |
8c555625 | 1490 | |
73042f01 | 1491 | Int_t nofPads = fTPCParam->GetNPads(isec,irow); |
1492 | Int_t nofTbins = fTPCParam->GetMaxTBin(); | |
1493 | Int_t indexRange[4]; | |
8c555625 | 1494 | // |
1495 | // Integrated signal for this row | |
1496 | // and a single track signal | |
cc80f89e | 1497 | // |
de61d5d5 | 1498 | |
e8d02863 | 1499 | TMatrixF *m1 = new TMatrixF(0,nofPads,0,nofTbins); // integrated |
1500 | TMatrixF *m2 = new TMatrixF(0,nofPads,0,nofTbins); // single | |
8c555625 | 1501 | // |
e8d02863 | 1502 | TMatrixF &total = *m1; |
8c555625 | 1503 | |
1504 | // Array of pointers to the label-signal list | |
1505 | ||
73042f01 | 1506 | Int_t nofDigits = nofPads*nofTbins; // number of digits for this row |
1507 | Float_t **pList = new Float_t* [nofDigits]; | |
8c555625 | 1508 | |
1509 | Int_t lp; | |
cc80f89e | 1510 | Int_t i1; |
73042f01 | 1511 | for(lp=0;lp<nofDigits;lp++)pList[lp]=0; // set all pointers to NULL |
8c555625 | 1512 | // |
cc80f89e | 1513 | //calculate signal |
1514 | // | |
b584c7dd | 1515 | Int_t row1=irow; |
1516 | Int_t row2=irow+2; | |
cc80f89e | 1517 | for (Int_t row= row1;row<=row2;row++){ |
1518 | Int_t nTracks= rows[row]->GetEntries(); | |
1519 | for (i1=0;i1<nTracks;i1++){ | |
1520 | fCurrentIndex[2]= row; | |
b584c7dd | 1521 | fCurrentIndex[3]=irow+1; |
1522 | if (row==irow+1){ | |
cc80f89e | 1523 | m2->Zero(); // clear single track signal matrix |
73042f01 | 1524 | Float_t trackLabel = GetSignal(rows[row],i1,m2,m1,indexRange); |
1525 | GetList(trackLabel,nofPads,m2,indexRange,pList); | |
cc80f89e | 1526 | } |
73042f01 | 1527 | else GetSignal(rows[row],i1,0,m1,indexRange); |
cc80f89e | 1528 | } |
8c555625 | 1529 | } |
cc80f89e | 1530 | |
8c555625 | 1531 | Int_t tracks[3]; |
8c555625 | 1532 | |
cc80f89e | 1533 | AliDigits *dig = fDigitsArray->GetRow(isec,irow); |
de61d5d5 | 1534 | Int_t gi=-1; |
1535 | Float_t fzerosup = zerosup+0.5; | |
1536 | for(Int_t it=0;it<nofTbins;it++){ | |
de61d5d5 | 1537 | for(Int_t ip=0;ip<nofPads;ip++){ |
1538 | gi++; | |
8c2b3fd7 | 1539 | Float_t q=total(ip,it); |
28c55807 | 1540 | if(fDigitsSwitch == 0){ |
1541 | Float_t gain = gainROC->GetValue(irow,ip); // get gain for given - pad-row pad | |
1542 | Float_t noisePad = noiseROC->GetValue(irow,ip); | |
1543 | // | |
1544 | q*=gain; | |
1545 | q+=GetNoise()*noisePad; | |
de61d5d5 | 1546 | if(q <=fzerosup) continue; // do not fill zeros |
68771f83 | 1547 | q = TMath::Nint(q); |
e93a083a | 1548 | if(q >= fTPCParam->GetADCSat()) q = fTPCParam->GetADCSat() - 1; // saturation |
cc80f89e | 1549 | |
f8cf550c | 1550 | } |
1551 | ||
1552 | else { | |
8c2b3fd7 | 1553 | if(q <= 0.) continue; // do not fill zeros |
1554 | if(q>2000.) q=2000.; | |
1555 | q *= 16.; | |
1556 | q = TMath::Nint(q); | |
f8cf550c | 1557 | } |
8c555625 | 1558 | |
1559 | // | |
1560 | // "real" signal or electronic noise (list = -1)? | |
1561 | // | |
1562 | ||
1563 | for(Int_t j1=0;j1<3;j1++){ | |
407ff276 | 1564 | tracks[j1] = (pList[gi]) ?(Int_t)(*(pList[gi]+j1)) : -2; |
8c555625 | 1565 | } |
1566 | ||
cc80f89e | 1567 | //Begin_Html |
1568 | /* | |
1569 | <A NAME="AliDigits"></A> | |
1570 | using of AliDigits object | |
1571 | */ | |
1572 | //End_Html | |
1573 | dig->SetDigitFast((Short_t)q,it,ip); | |
8c2b3fd7 | 1574 | if (fDigitsArray->IsSimulated()) { |
1575 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[0],it,ip,0); | |
1576 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[1],it,ip,1); | |
1577 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[2],it,ip,2); | |
1578 | } | |
8c555625 | 1579 | |
1580 | } // end of loop over time buckets | |
1581 | } // end of lop over pads | |
58c45a5e | 1582 | // |
1583 | // test | |
1584 | // | |
1585 | // | |
8c555625 | 1586 | |
58c45a5e | 1587 | // glitch filters if normal simulated digits |
1588 | // | |
1589 | if(!fDigitsSwitch) ((AliSimDigits*)dig)->GlitchFilter(); | |
8c555625 | 1590 | // |
1591 | // This row has been digitized, delete nonused stuff | |
1592 | // | |
1593 | ||
73042f01 | 1594 | for(lp=0;lp<nofDigits;lp++){ |
8c555625 | 1595 | if(pList[lp]) delete [] pList[lp]; |
1596 | } | |
1597 | ||
1598 | delete [] pList; | |
1599 | ||
1600 | delete m1; | |
1601 | delete m2; | |
8c555625 | 1602 | |
1603 | } // end of DigitizeRow | |
cc80f89e | 1604 | |
8c555625 | 1605 | //_____________________________________________________________________________ |
cc80f89e | 1606 | |
de61d5d5 | 1607 | Float_t AliTPC::GetSignal(TObjArray *p1, Int_t ntr, |
e8d02863 | 1608 | TMatrixF *m1, TMatrixF *m2,Int_t *indexRange) |
8c555625 | 1609 | { |
1610 | ||
1611 | //--------------------------------------------------------------- | |
1612 | // Calculates 2-D signal (pad,time) for a single track, | |
1613 | // returns a pointer to the signal matrix and the track label | |
1614 | // No digitization is performed at this level!!! | |
1615 | //--------------------------------------------------------------- | |
1616 | ||
1617 | //----------------------------------------------------------------- | |
1618 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
cc80f89e | 1619 | // Modified: Marian Ivanov |
8c555625 | 1620 | //----------------------------------------------------------------- |
1621 | ||
8c2b3fd7 | 1622 | TVector *tv; |
de61d5d5 | 1623 | |
8c2b3fd7 | 1624 | tv = (TVector*)p1->At(ntr); // pointer to a track |
1625 | TVector &v = *tv; | |
8c555625 | 1626 | |
1627 | Float_t label = v(0); | |
506e60a6 | 1628 | Int_t centralPad = (fTPCParam->GetNPads(fCurrentIndex[1],fCurrentIndex[3]-1))/2; |
8c555625 | 1629 | |
e61fd20d | 1630 | Int_t nElectrons = (tv->GetNrows()-1)/5; |
73042f01 | 1631 | indexRange[0]=9999; // min pad |
1632 | indexRange[1]=-1; // max pad | |
1633 | indexRange[2]=9999; //min time | |
1634 | indexRange[3]=-1; // max time | |
8c555625 | 1635 | |
e8d02863 | 1636 | TMatrixF &signal = *m1; |
1637 | TMatrixF &total = *m2; | |
8c555625 | 1638 | // |
1639 | // Loop over all electrons | |
1640 | // | |
8c555625 | 1641 | for(Int_t nel=0; nel<nElectrons; nel++){ |
e61fd20d | 1642 | Int_t idx=nel*5; |
cc80f89e | 1643 | Float_t aval = v(idx+4); |
1644 | Float_t eltoadcfac=aval*fTPCParam->GetTotalNormFac(); | |
e61fd20d | 1645 | Float_t xyz[4]={v(idx+1),v(idx+2),v(idx+3),v(idx+5)}; |
de61d5d5 | 1646 | Int_t n = ((AliTPCParamSR*)fTPCParam)->CalcResponseFast(xyz,fCurrentIndex,fCurrentIndex[3]); |
1647 | ||
1648 | Int_t *index = fTPCParam->GetResBin(0); | |
1649 | Float_t *weight = & (fTPCParam->GetResWeight(0)); | |
1650 | ||
1651 | if (n>0) for (Int_t i =0; i<n; i++){ | |
e30e6a9c | 1652 | Int_t pad=index[1]+centralPad; //in digit coordinates central pad has coordinate 0 |
8c2b3fd7 | 1653 | |
1654 | if (pad>=0){ | |
1655 | Int_t time=index[2]; | |
1656 | Float_t qweight = *(weight)*eltoadcfac; | |
1657 | ||
1658 | if (m1!=0) signal(pad,time)+=qweight; | |
1659 | total(pad,time)+=qweight; | |
1660 | if (indexRange[0]>pad) indexRange[0]=pad; | |
1661 | if (indexRange[1]<pad) indexRange[1]=pad; | |
1662 | if (indexRange[2]>time) indexRange[2]=time; | |
1663 | if (indexRange[3]<time) indexRange[3]=time; | |
1664 | ||
1665 | index+=3; | |
1666 | weight++; | |
1667 | ||
1668 | } | |
cc80f89e | 1669 | } |
8c555625 | 1670 | } // end of loop over electrons |
cc80f89e | 1671 | |
8c555625 | 1672 | return label; // returns track label when finished |
1673 | } | |
1674 | ||
1675 | //_____________________________________________________________________________ | |
e8d02863 | 1676 | void AliTPC::GetList(Float_t label,Int_t np,TMatrixF *m, |
de61d5d5 | 1677 | Int_t *indexRange, Float_t **pList) |
8c555625 | 1678 | { |
1679 | //---------------------------------------------------------------------- | |
1680 | // Updates the list of tracks contributing to digits for a given row | |
1681 | //---------------------------------------------------------------------- | |
1682 | ||
1683 | //----------------------------------------------------------------- | |
1684 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1685 | //----------------------------------------------------------------- | |
1686 | ||
e8d02863 | 1687 | TMatrixF &signal = *m; |
8c555625 | 1688 | |
1689 | // lop over nonzero digits | |
1690 | ||
73042f01 | 1691 | for(Int_t it=indexRange[2];it<indexRange[3]+1;it++){ |
1692 | for(Int_t ip=indexRange[0];ip<indexRange[1]+1;ip++){ | |
8c555625 | 1693 | |
1694 | ||
8c2b3fd7 | 1695 | // accept only the contribution larger than 500 electrons (1/2 s_noise) |
921bf71a | 1696 | |
8c2b3fd7 | 1697 | if(signal(ip,it)<0.5) continue; |
921bf71a | 1698 | |
8c2b3fd7 | 1699 | Int_t globalIndex = it*np+ip; // globalIndex starts from 0! |
8c555625 | 1700 | |
8c2b3fd7 | 1701 | if(!pList[globalIndex]){ |
8c555625 | 1702 | |
8c2b3fd7 | 1703 | // |
1704 | // Create new list (6 elements - 3 signals and 3 labels), | |
1705 | // | |
8c555625 | 1706 | |
8c2b3fd7 | 1707 | pList[globalIndex] = new Float_t [6]; |
8c555625 | 1708 | |
8c2b3fd7 | 1709 | // set list to -1 |
1710 | ||
1711 | *pList[globalIndex] = -1.; | |
1712 | *(pList[globalIndex]+1) = -1.; | |
1713 | *(pList[globalIndex]+2) = -1.; | |
1714 | *(pList[globalIndex]+3) = -1.; | |
1715 | *(pList[globalIndex]+4) = -1.; | |
1716 | *(pList[globalIndex]+5) = -1.; | |
1717 | ||
1718 | *pList[globalIndex] = label; | |
1719 | *(pList[globalIndex]+3) = signal(ip,it); | |
1720 | } | |
1721 | else { | |
8c555625 | 1722 | |
8c2b3fd7 | 1723 | // check the signal magnitude |
8c555625 | 1724 | |
8c2b3fd7 | 1725 | Float_t highest = *(pList[globalIndex]+3); |
1726 | Float_t middle = *(pList[globalIndex]+4); | |
1727 | Float_t lowest = *(pList[globalIndex]+5); | |
1728 | ||
1729 | // | |
1730 | // compare the new signal with already existing list | |
1731 | // | |
1732 | ||
1733 | if(signal(ip,it)<lowest) continue; // neglect this track | |
8c555625 | 1734 | |
8c2b3fd7 | 1735 | // |
8c555625 | 1736 | |
8c2b3fd7 | 1737 | if (signal(ip,it)>highest){ |
1738 | *(pList[globalIndex]+5) = middle; | |
1739 | *(pList[globalIndex]+4) = highest; | |
1740 | *(pList[globalIndex]+3) = signal(ip,it); | |
1741 | ||
1742 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); | |
1743 | *(pList[globalIndex]+1) = *pList[globalIndex]; | |
1744 | *pList[globalIndex] = label; | |
1745 | } | |
1746 | else if (signal(ip,it)>middle){ | |
1747 | *(pList[globalIndex]+5) = middle; | |
1748 | *(pList[globalIndex]+4) = signal(ip,it); | |
1749 | ||
1750 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); | |
1751 | *(pList[globalIndex]+1) = label; | |
1752 | } | |
1753 | else{ | |
1754 | *(pList[globalIndex]+5) = signal(ip,it); | |
1755 | *(pList[globalIndex]+2) = label; | |
1756 | } | |
1757 | } | |
1758 | ||
8c555625 | 1759 | } // end of loop over pads |
1760 | } // end of loop over time bins | |
1761 | ||
8c555625 | 1762 | }//end of GetList |
1763 | //___________________________________________________________________ | |
1764 | void AliTPC::MakeSector(Int_t isec,Int_t nrows,TTree *TH, | |
1765 | Stat_t ntracks,TObjArray **row) | |
1766 | { | |
1767 | ||
1768 | //----------------------------------------------------------------- | |
1769 | // Prepares the sector digitization, creates the vectors of | |
1770 | // tracks for each row of this sector. The track vector | |
1771 | // contains the track label and the position of electrons. | |
1772 | //----------------------------------------------------------------- | |
1773 | ||
79fa3dc8 | 1774 | // |
1775 | // The trasport of the electrons through TPC drift volume | |
1776 | // Drift (drift velocity + velocity map(not yet implemented))) | |
1777 | // Application of the random processes (diffusion, gas gain) | |
1778 | // Systematic effects (ExB effect in drift volume + ROCs) | |
1779 | // | |
1780 | // Algorithm: | |
1781 | // Loop over primary electrons: | |
1782 | // Creation of the secondary electrons | |
1783 | // Loop over electrons (primary+ secondaries) | |
1784 | // Global coordinate frame: | |
1785 | // 1. Skip electrons if attached | |
1786 | // 2. ExB effect in drift volume | |
1787 | // a.) Simulation calib->GetExB()->CorrectInverse(dxyz0,dxyz1); | |
1788 | // b.) Reconstruction - calib->GetExB()->CorrectInverse(dxyz0,dxyz1); | |
1789 | // 3. Generation of gas gain (Random - Exponential distribution) | |
1790 | // 4. TransportElectron function (diffusion) | |
1791 | // | |
1792 | // 5. Conversion to the local coordinate frame pad-row, pad, timebin | |
1793 | // 6. Apply Time0 shift - AliTPCCalPad class | |
1794 | // a.) Plus sign in simulation | |
1795 | // b.) Minus sign in reconstruction | |
1796 | // end of loop | |
1797 | // | |
8c555625 | 1798 | //----------------------------------------------------------------- |
1799 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
79fa3dc8 | 1800 | // Origin: Marian Ivanov, marian.ivanov@cern.ch |
8c555625 | 1801 | //----------------------------------------------------------------- |
79fa3dc8 | 1802 | AliTPCcalibDB* const calib=AliTPCcalibDB::Instance(); |
7bab76cf | 1803 | if (gAlice){ // Set correctly the magnetic field in the ExB calculation |
f7a1cc68 | 1804 | AliMagF * field = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField()); |
7bab76cf | 1805 | if (field) { |
1806 | calib->SetExBField(field->SolenoidField()); | |
1807 | } | |
1808 | } | |
8c555625 | 1809 | |
cc80f89e | 1810 | Float_t gasgain = fTPCParam->GetGasGain(); |
8261c673 | 1811 | gasgain = gasgain/fGainFactor; |
8c555625 | 1812 | Int_t i; |
e61fd20d | 1813 | Float_t xyz[5]; |
8c555625 | 1814 | |
1815 | AliTPChit *tpcHit; // pointer to a sigle TPC hit | |
39c8eb58 | 1816 | //MI change |
1817 | TBranch * branch=0; | |
792bb11c | 1818 | if (fHitType>1) branch = TH->GetBranch("TPC2"); |
39c8eb58 | 1819 | else branch = TH->GetBranch("TPC"); |
1820 | ||
8c555625 | 1821 | |
1822 | //---------------------------------------------- | |
1823 | // Create TObjArray-s, one for each row, | |
8c2b3fd7 | 1824 | // each TObjArray will store the TVectors |
1825 | // of electrons, one TVectors per each track. | |
8c555625 | 1826 | //---------------------------------------------- |
1827 | ||
b584c7dd | 1828 | Int_t *nofElectrons = new Int_t [nrows+2]; // electron counter for each row |
8c2b3fd7 | 1829 | TVector **tracks = new TVector* [nrows+2]; //pointers to the track vectors |
de61d5d5 | 1830 | |
b584c7dd | 1831 | for(i=0; i<nrows+2; i++){ |
8c555625 | 1832 | row[i] = new TObjArray; |
f74bb6f5 | 1833 | nofElectrons[i]=0; |
1834 | tracks[i]=0; | |
8c555625 | 1835 | } |
8c555625 | 1836 | |
37831078 | 1837 | |
1838 | ||
8c555625 | 1839 | //-------------------------------------------------------------------- |
1840 | // Loop over tracks, the "track" contains the full history | |
1841 | //-------------------------------------------------------------------- | |
8c2b3fd7 | 1842 | |
8c555625 | 1843 | Int_t previousTrack,currentTrack; |
1844 | previousTrack = -1; // nothing to store so far! | |
1845 | ||
1846 | for(Int_t track=0;track<ntracks;track++){ | |
39c8eb58 | 1847 | Bool_t isInSector=kTRUE; |
8c555625 | 1848 | ResetHits(); |
792bb11c | 1849 | isInSector = TrackInVolume(isec,track); |
39c8eb58 | 1850 | if (!isInSector) continue; |
1851 | //MI change | |
1852 | branch->GetEntry(track); // get next track | |
8c2b3fd7 | 1853 | |
39c8eb58 | 1854 | //M.I. changes |
8c555625 | 1855 | |
39c8eb58 | 1856 | tpcHit = (AliTPChit*)FirstHit(-1); |
8c555625 | 1857 | |
1858 | //-------------------------------------------------------------- | |
1859 | // Loop over hits | |
1860 | //-------------------------------------------------------------- | |
1861 | ||
8c555625 | 1862 | |
39c8eb58 | 1863 | while(tpcHit){ |
8c555625 | 1864 | |
1865 | Int_t sector=tpcHit->fSector; // sector number | |
39c8eb58 | 1866 | if(sector != isec){ |
1867 | tpcHit = (AliTPChit*) NextHit(); | |
1868 | continue; | |
1869 | } | |
8c555625 | 1870 | |
daf14717 | 1871 | // Remove hits which arrive before the TPC opening gate signal |
a1ec4d07 | 1872 | if(((fTPCParam->GetZLength(isec)-TMath::Abs(tpcHit->Z())) |
daf14717 | 1873 | /fTPCParam->GetDriftV()+tpcHit->Time())<fTPCParam->GetGateDelay()) { |
1874 | tpcHit = (AliTPChit*) NextHit(); | |
1875 | continue; | |
1876 | } | |
1877 | ||
8c2b3fd7 | 1878 | currentTrack = tpcHit->Track(); // track number |
39c8eb58 | 1879 | |
8c2b3fd7 | 1880 | if(currentTrack != previousTrack){ |
8c555625 | 1881 | |
8c2b3fd7 | 1882 | // store already filled fTrack |
8c555625 | 1883 | |
8c2b3fd7 | 1884 | for(i=0;i<nrows+2;i++){ |
1885 | if(previousTrack != -1){ | |
1886 | if(nofElectrons[i]>0){ | |
1887 | TVector &v = *tracks[i]; | |
1888 | v(0) = previousTrack; | |
e61fd20d | 1889 | tracks[i]->ResizeTo(5*nofElectrons[i]+1); // shrink if necessary |
8c2b3fd7 | 1890 | row[i]->Add(tracks[i]); |
1891 | } | |
1892 | else { | |
1893 | delete tracks[i]; // delete empty TVector | |
1894 | tracks[i]=0; | |
1895 | } | |
1896 | } | |
1897 | ||
1898 | nofElectrons[i]=0; | |
e61fd20d | 1899 | tracks[i] = new TVector(601); // TVectors for the next fTrack |
8c2b3fd7 | 1900 | |
1901 | } // end of loop over rows | |
8c555625 | 1902 | |
8c2b3fd7 | 1903 | previousTrack=currentTrack; // update track label |
1904 | } | |
8c555625 | 1905 | |
8c2b3fd7 | 1906 | Int_t qI = (Int_t) (tpcHit->fQ); // energy loss (number of electrons) |
8c555625 | 1907 | |
8c2b3fd7 | 1908 | //--------------------------------------------------- |
1909 | // Calculate the electron attachment probability | |
1910 | //--------------------------------------------------- | |
8c555625 | 1911 | |
cc80f89e | 1912 | |
a1ec4d07 | 1913 | Float_t time = 1.e6*(fTPCParam->GetZLength(isec)-TMath::Abs(tpcHit->Z())) |
8c2b3fd7 | 1914 | /fTPCParam->GetDriftV(); |
1915 | // in microseconds! | |
1916 | Float_t attProb = fTPCParam->GetAttCoef()* | |
1917 | fTPCParam->GetOxyCont()*time; // fraction! | |
8c555625 | 1918 | |
8c2b3fd7 | 1919 | //----------------------------------------------- |
1920 | // Loop over electrons | |
1921 | //----------------------------------------------- | |
1922 | Int_t index[3]; | |
1923 | index[1]=isec; | |
1924 | for(Int_t nel=0;nel<qI;nel++){ | |
1925 | // skip if electron lost due to the attachment | |
1926 | if((gRandom->Rndm(0)) < attProb) continue; // electron lost! | |
79fa3dc8 | 1927 | |
1928 | // | |
1929 | // ExB effect | |
1930 | // | |
1931 | Double_t dxyz0[3],dxyz1[3]; | |
1932 | dxyz0[0]=tpcHit->X(); | |
1933 | dxyz0[1]=tpcHit->Y(); | |
1934 | dxyz0[2]=tpcHit->Z(); | |
1935 | if (calib->GetExB()){ | |
1936 | calib->GetExB()->CorrectInverse(dxyz0,dxyz1); | |
1937 | }else{ | |
1938 | AliError("Not valid ExB calibration"); | |
1939 | dxyz1[0]=tpcHit->X(); | |
1940 | dxyz1[1]=tpcHit->Y(); | |
1941 | dxyz1[2]=tpcHit->Z(); | |
1942 | } | |
1943 | xyz[0]=dxyz1[0]; | |
1944 | xyz[1]=dxyz1[1]; | |
1945 | xyz[2]=dxyz1[2]; | |
1946 | // | |
1947 | // | |
8c2b3fd7 | 1948 | // |
1949 | // protection for the nonphysical avalanche size (10**6 maximum) | |
1950 | // | |
1951 | Double_t rn=TMath::Max(gRandom->Rndm(0),1.93e-22); | |
1952 | xyz[3]= (Float_t) (-gasgain*TMath::Log(rn)); | |
1953 | index[0]=1; | |
79fa3dc8 | 1954 | |
8c2b3fd7 | 1955 | TransportElectron(xyz,index); |
1956 | Int_t rowNumber; | |
23effa8e | 1957 | Int_t padrow = fTPCParam->GetPadRow(xyz,index); |
79fa3dc8 | 1958 | // |
1959 | // Add Time0 correction due unisochronity | |
1960 | // xyz[0] - pad row coordinate | |
1961 | // xyz[1] - pad coordinate | |
1962 | // xyz[2] - is in now time bin coordinate system | |
1963 | Float_t correction =0; | |
1964 | if (calib->GetPadTime0()){ | |
23effa8e | 1965 | if (!calib->GetPadTime0()->GetCalROC(isec)) continue; |
1966 | Int_t npads = fTPCParam->GetNPads(isec,padrow); | |
17807087 | 1967 | // Int_t pad = TMath::Nint(xyz[1]+fTPCParam->GetNPads(isec,TMath::Nint(xyz[0]))*0.5); |
23effa8e | 1968 | // pad numbering from -npads/2 .. npads/2-1 |
1969 | Int_t pad = TMath::Nint(xyz[1]+npads/2); | |
17807087 | 1970 | if (pad<0) pad=0; |
1971 | if (pad>=npads) pad=npads-1; | |
23effa8e | 1972 | correction = calib->GetPadTime0()->GetCalROC(isec)->GetValue(padrow,pad); |
1973 | // printf("%d\t%d\t%d\t%f\n",isec,padrow,pad,correction); | |
1974 | if (fDebugStreamer){ | |
1975 | (*fDebugStreamer)<<"Time0"<< | |
1976 | "isec="<<isec<< | |
1977 | "padrow="<<padrow<< | |
1978 | "pad="<<pad<< | |
1979 | "x0="<<xyz[0]<< | |
1980 | "x1="<<xyz[1]<< | |
1981 | "x2="<<xyz[2]<< | |
1982 | "hit.="<<tpcHit<< | |
1983 | "cor="<<correction<< | |
1984 | "\n"; | |
1985 | } | |
79fa3dc8 | 1986 | } |
1987 | xyz[2]+=correction; | |
c2940e77 | 1988 | xyz[2]+=fTPCParam->GetNTBinsL1(); // adding Level 1 time bin offset |
79fa3dc8 | 1989 | // |
e61fd20d | 1990 | // Electron track time (for pileup simulation) |
c2940e77 | 1991 | xyz[2]+=tpcHit->Time()/fTPCParam->GetTSample(); // adding time of flight |
1992 | xyz[4] =0; | |
1993 | ||
1994 | // | |
8c2b3fd7 | 1995 | // row 0 - cross talk from the innermost row |
1996 | // row fNRow+1 cross talk from the outermost row | |
1997 | rowNumber = index[2]+1; | |
1998 | //transform position to local digit coordinates | |
1999 | //relative to nearest pad row | |
2000 | if ((rowNumber<0)||rowNumber>fTPCParam->GetNRow(isec)+1) continue; | |
4555e0d2 | 2001 | /* Float_t x1,y1; |
8c2b3fd7 | 2002 | if (isec <fTPCParam->GetNInnerSector()) { |
2003 | x1 = xyz[1]*fTPCParam->GetInnerPadPitchWidth(); | |
2004 | y1 = fTPCParam->GetYInner(rowNumber); | |
2005 | } | |
2006 | else{ | |
2007 | x1=xyz[1]*fTPCParam->GetOuterPadPitchWidth(); | |
2008 | y1 = fTPCParam->GetYOuter(rowNumber); | |
2009 | } | |
2010 | // gain inefficiency at the wires edges - linear | |
2011 | x1=TMath::Abs(x1); | |
2012 | y1-=1.; | |
4555e0d2 | 2013 | if(x1>y1) xyz[3]*=TMath::Max(1.e-6,(y1-x1+1.)); */ |
8c2b3fd7 | 2014 | |
2015 | nofElectrons[rowNumber]++; | |
2016 | //---------------------------------- | |
2017 | // Expand vector if necessary | |
2018 | //---------------------------------- | |
2019 | if(nofElectrons[rowNumber]>120){ | |
2020 | Int_t range = tracks[rowNumber]->GetNrows(); | |
e61fd20d | 2021 | if((nofElectrons[rowNumber])>(range-1)/5){ |
8c2b3fd7 | 2022 | |
e61fd20d | 2023 | tracks[rowNumber]->ResizeTo(range+500); // Add 100 electrons |
fe4da5cc | 2024 | } |
8c2b3fd7 | 2025 | } |
2026 | ||
2027 | TVector &v = *tracks[rowNumber]; | |
e61fd20d | 2028 | Int_t idx = 5*nofElectrons[rowNumber]-4; |
8c2b3fd7 | 2029 | Real_t * position = &(((TVector&)v)(idx)); //make code faster |
e61fd20d | 2030 | memcpy(position,xyz,5*sizeof(Float_t)); |
8c2b3fd7 | 2031 | |
2032 | } // end of loop over electrons | |
39c8eb58 | 2033 | |
8c2b3fd7 | 2034 | tpcHit = (AliTPChit*)NextHit(); |
2035 | ||
2036 | } // end of loop over hits | |
2037 | } // end of loop over tracks | |
8c555625 | 2038 | |
2039 | // | |
2040 | // store remaining track (the last one) if not empty | |
2041 | // | |
8c2b3fd7 | 2042 | |
2043 | for(i=0;i<nrows+2;i++){ | |
2044 | if(nofElectrons[i]>0){ | |
2045 | TVector &v = *tracks[i]; | |
2046 | v(0) = previousTrack; | |
e61fd20d | 2047 | tracks[i]->ResizeTo(5*nofElectrons[i]+1); // shrink if necessary |
8c2b3fd7 | 2048 | row[i]->Add(tracks[i]); |
2049 | } | |
2050 | else{ | |
2051 | delete tracks[i]; | |
2052 | tracks[i]=0; | |
2053 | } | |
2054 | } | |
2055 | ||
2056 | delete [] tracks; | |
2057 | delete [] nofElectrons; | |
8c555625 | 2058 | |
cc80f89e | 2059 | } // end of MakeSector |
8c555625 | 2060 | |
fe4da5cc | 2061 | |
2062 | //_____________________________________________________________________________ | |
2063 | void AliTPC::Init() | |
2064 | { | |
2065 | // | |
2066 | // Initialise TPC detector after definition of geometry | |
2067 | // | |
8c2b3fd7 | 2068 | AliDebug(1,"*********************************************"); |
fe4da5cc | 2069 | } |
2070 | ||
fe4da5cc | 2071 | //_____________________________________________________________________________ |
2072 | void AliTPC::ResetDigits() | |
2073 | { | |
2074 | // | |
2075 | // Reset number of digits and the digits array for this detector | |
fe4da5cc | 2076 | // |
2077 | fNdigits = 0; | |
cc80f89e | 2078 | if (fDigits) fDigits->Clear(); |
fe4da5cc | 2079 | } |
2080 | ||
fe4da5cc | 2081 | |
fe4da5cc | 2082 | |
2083 | //_____________________________________________________________________________ | |
2084 | void AliTPC::SetSens(Int_t sens) | |
2085 | { | |
8c555625 | 2086 | |
2087 | //------------------------------------------------------------- | |
2088 | // Activates/deactivates the sensitive strips at the center of | |
2089 | // the pad row -- this is for the space-point resolution calculations | |
2090 | //------------------------------------------------------------- | |
2091 | ||
2092 | //----------------------------------------------------------------- | |
2093 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2094 | //----------------------------------------------------------------- | |
2095 | ||
fe4da5cc | 2096 | fSens = sens; |
2097 | } | |
2b06d5c3 | 2098 | |
4b0fdcad | 2099 | |
73042f01 | 2100 | void AliTPC::SetSide(Float_t side=0.) |
4b0fdcad | 2101 | { |
73042f01 | 2102 | // choice of the TPC side |
2103 | ||
4b0fdcad | 2104 | fSide = side; |
2105 | ||
2106 | } | |
cc80f89e | 2107 | //_____________________________________________________________________________ |
2108 | ||
2109 | void AliTPC::TransportElectron(Float_t *xyz, Int_t *index) | |
2110 | { | |
2111 | // | |
2112 | // electron transport taking into account: | |
2113 | // 1. diffusion, | |
2114 | // 2.ExB at the wires | |
2115 | // 3. nonisochronity | |
2116 | // | |
2117 | // xyz and index must be already transformed to system 1 | |
2118 | // | |
2119 | ||
23effa8e | 2120 | fTPCParam->Transform1to2(xyz,index); // mis-alignment applied in this step |
cc80f89e | 2121 | |
2122 | //add diffusion | |
2123 | Float_t driftl=xyz[2]; | |
2124 | if(driftl<0.01) driftl=0.01; | |
2125 | driftl=TMath::Sqrt(driftl); | |
73042f01 | 2126 | Float_t sigT = driftl*(fTPCParam->GetDiffT()); |
2127 | Float_t sigL = driftl*(fTPCParam->GetDiffL()); | |
2128 | xyz[0]=gRandom->Gaus(xyz[0],sigT); | |
2129 | xyz[1]=gRandom->Gaus(xyz[1],sigT); | |
2130 | xyz[2]=gRandom->Gaus(xyz[2],sigL); | |
cc80f89e | 2131 | |
2132 | // ExB | |
2133 | ||
2134 | if (fTPCParam->GetMWPCReadout()==kTRUE){ | |
b584c7dd | 2135 | Float_t dx = fTPCParam->Transform2to2NearestWire(xyz,index); |
cc80f89e | 2136 | xyz[1]+=dx*(fTPCParam->GetOmegaTau()); |
2137 | } | |
79fa3dc8 | 2138 | //add nonisochronity (not implemented yet) |
2139 | ||
2140 | ||
1283eee5 | 2141 | } |
fe4da5cc | 2142 | |
fe4da5cc | 2143 | ClassImp(AliTPChit) |
179c6296 | 2144 | //______________________________________________________________________ |
2145 | AliTPChit::AliTPChit() | |
2146 | :AliHit(), | |
2147 | fSector(0), | |
2148 | fPadRow(0), | |
2149 | fQ(0), | |
2150 | fTime(0) | |
2151 | { | |
2152 | // | |
2153 | // default | |
2154 | // | |
2155 | ||
2156 | } | |
fe4da5cc | 2157 | //_____________________________________________________________________________ |
179c6296 | 2158 | AliTPChit::AliTPChit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits) |
2159 | :AliHit(shunt,track), | |
2160 | fSector(0), | |
2161 | fPadRow(0), | |
2162 | fQ(0), | |
2163 | fTime(0) | |
fe4da5cc | 2164 | { |
2165 | // | |
2166 | // Creates a TPC hit object | |
2167 | // | |
2168 | fSector = vol[0]; | |
2169 | fPadRow = vol[1]; | |
2170 | fX = hits[0]; | |
2171 | fY = hits[1]; | |
2172 | fZ = hits[2]; | |
2173 | fQ = hits[3]; | |
e61fd20d | 2174 | fTime = hits[4]; |
fe4da5cc | 2175 | } |
2176 | ||
39c8eb58 | 2177 | //________________________________________________________________________ |
792bb11c | 2178 | // Additional code because of the AliTPCTrackHitsV2 |
39c8eb58 | 2179 | |
a6005888 | 2180 | void AliTPC::MakeBranch(Option_t *option) |
39c8eb58 | 2181 | { |
2182 | // | |
2183 | // Create a new branch in the current Root Tree | |
2184 | // The branch of fHits is automatically split | |
2185 | // MI change 14.09.2000 | |
8c2b3fd7 | 2186 | AliDebug(1,""); |
792bb11c | 2187 | if (fHitType<2) return; |
39c8eb58 | 2188 | char branchname[10]; |
2189 | sprintf(branchname,"%s2",GetName()); | |
2190 | // | |
2191 | // Get the pointer to the header | |
5cf7bbad | 2192 | const char *cH = strstr(option,"H"); |
39c8eb58 | 2193 | // |
cb5b8b21 | 2194 | if (fTrackHits && fLoader->TreeH() && cH && fHitType&4) { |
8c2b3fd7 | 2195 | AliDebug(1,"Making branch for Type 4 Hits"); |
cb5b8b21 | 2196 | fLoader->TreeH()->Branch(branchname,"AliTPCTrackHitsV2",&fTrackHits,fBufferSize,99); |
8c2b3fd7 | 2197 | } |
792bb11c | 2198 | |
cb5b8b21 | 2199 | // if (fTrackHitsOld && fLoader->TreeH() && cH && fHitType&2) { |
be5ffbfe | 2200 | // AliDebug(1,"Making branch for Type 2 Hits"); |
2201 | // AliObjectBranch * branch = new AliObjectBranch(branchname,"AliTPCTrackHits",&fTrackHitsOld, | |
cb5b8b21 | 2202 | // fLoader->TreeH(),fBufferSize,99); |
2203 | // fLoader->TreeH()->GetListOfBranches()->Add(branch); | |
be5ffbfe | 2204 | // } |
39c8eb58 | 2205 | } |
2206 | ||
2207 | void AliTPC::SetTreeAddress() | |
2208 | { | |
8c2b3fd7 | 2209 | //Sets tree address for hits |
2210 | if (fHitType<=1) { | |
2211 | if (fHits == 0x0 ) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03 | |
2212 | AliDetector::SetTreeAddress(); | |
2213 | } | |
792bb11c | 2214 | if (fHitType>1) SetTreeAddress2(); |
39c8eb58 | 2215 | } |
2216 | ||
2217 | void AliTPC::SetTreeAddress2() | |
2218 | { | |
2219 | // | |
2220 | // Set branch address for the TrackHits Tree | |
2221 | // | |
8c2b3fd7 | 2222 | AliDebug(1,""); |
88cb7938 | 2223 | |
39c8eb58 | 2224 | TBranch *branch; |
2225 | char branchname[20]; | |
2226 | sprintf(branchname,"%s2",GetName()); | |
2227 | // | |
2228 | // Branch address for hit tree | |
cb5b8b21 | 2229 | TTree *treeH = fLoader->TreeH(); |
792bb11c | 2230 | if ((treeH)&&(fHitType&4)) { |
39c8eb58 | 2231 | branch = treeH->GetBranch(branchname); |
8c2b3fd7 | 2232 | if (branch) { |
2233 | branch->SetAddress(&fTrackHits); | |
2234 | AliDebug(1,"fHitType&4 Setting"); | |
2235 | } | |
f2a509af | 2236 | else |
8c2b3fd7 | 2237 | AliDebug(1,"fHitType&4 Failed (can not find branch)"); |
f2a509af | 2238 | |
39c8eb58 | 2239 | } |
be5ffbfe | 2240 | // if ((treeH)&&(fHitType&2)) { |
2241 | // branch = treeH->GetBranch(branchname); | |
2242 | // if (branch) { | |
2243 | // branch->SetAddress(&fTrackHitsOld); | |
2244 | // AliDebug(1,"fHitType&2 Setting"); | |
2245 | // } | |
2246 | // else | |
2247 | // AliDebug(1,"fHitType&2 Failed (can not find branch)"); | |
2248 | // } | |
39c8eb58 | 2249 | } |
2250 | ||
2251 | void AliTPC::FinishPrimary() | |
2252 | { | |
792bb11c | 2253 | if (fTrackHits &&fHitType&4) fTrackHits->FlushHitStack(); |
be5ffbfe | 2254 | // if (fTrackHitsOld && fHitType&2) fTrackHitsOld->FlushHitStack(); |
39c8eb58 | 2255 | } |
2256 | ||
2257 | ||
2258 | void AliTPC::AddHit2(Int_t track, Int_t *vol, Float_t *hits) | |
2259 | { | |
2260 | // | |
a6005888 | 2261 | // add hit to the list |
2262 | ||
39c8eb58 | 2263 | Int_t rtrack; |
2264 | if (fIshunt) { | |
5d12ce38 | 2265 | int primary = gAlice->GetMCApp()->GetPrimary(track); |
2266 | gAlice->GetMCApp()->Particle(primary)->SetBit(kKeepBit); | |
39c8eb58 | 2267 | rtrack=primary; |
2268 | } else { | |
2269 | rtrack=track; | |
5d12ce38 | 2270 | gAlice->GetMCApp()->FlagTrack(track); |
39c8eb58 | 2271 | } |
792bb11c | 2272 | if (fTrackHits && fHitType&4) |
39c8eb58 | 2273 | fTrackHits->AddHitKartez(vol[0],rtrack, hits[0], |
e61fd20d | 2274 | hits[1],hits[2],(Int_t)hits[3],hits[4]); |
be5ffbfe | 2275 | // if (fTrackHitsOld &&fHitType&2 ) |
2276 | // fTrackHitsOld->AddHitKartez(vol[0],rtrack, hits[0], | |
2277 | // hits[1],hits[2],(Int_t)hits[3]); | |
792bb11c | 2278 | |
39c8eb58 | 2279 | } |
2280 | ||
2281 | void AliTPC::ResetHits() | |
88cb7938 | 2282 | { |
39c8eb58 | 2283 | if (fHitType&1) AliDetector::ResetHits(); |
792bb11c | 2284 | if (fHitType>1) ResetHits2(); |
39c8eb58 | 2285 | } |
2286 | ||
2287 | void AliTPC::ResetHits2() | |
2288 | { | |
2289 | // | |
2290 | //reset hits | |
792bb11c | 2291 | if (fTrackHits && fHitType&4) fTrackHits->Clear(); |
be5ffbfe | 2292 | // if (fTrackHitsOld && fHitType&2) fTrackHitsOld->Clear(); |
792bb11c | 2293 | |
39c8eb58 | 2294 | } |
2295 | ||
2296 | AliHit* AliTPC::FirstHit(Int_t track) | |
2297 | { | |
792bb11c | 2298 | if (fHitType>1) return FirstHit2(track); |
39c8eb58 | 2299 | return AliDetector::FirstHit(track); |
2300 | } | |
2301 | AliHit* AliTPC::NextHit() | |
2302 | { | |
9bdd974b | 2303 | // |
2304 | // gets next hit | |
2305 | // | |
792bb11c | 2306 | if (fHitType>1) return NextHit2(); |
2307 | ||
39c8eb58 | 2308 | return AliDetector::NextHit(); |
2309 | } | |
2310 | ||
2311 | AliHit* AliTPC::FirstHit2(Int_t track) | |
2312 | { | |
2313 | // | |
2314 | // Initialise the hit iterator | |
2315 | // Return the address of the first hit for track | |
2316 | // If track>=0 the track is read from disk | |
2317 | // while if track<0 the first hit of the current | |
2318 | // track is returned | |
2319 | // | |
2320 | if(track>=0) { | |
3e2e3ece | 2321 | gAlice->GetMCApp()->ResetHits(); |
cb5b8b21 | 2322 | fLoader->TreeH()->GetEvent(track); |
39c8eb58 | 2323 | } |
2324 | // | |
792bb11c | 2325 | if (fTrackHits && fHitType&4) { |
39c8eb58 | 2326 | fTrackHits->First(); |
2327 | return fTrackHits->GetHit(); | |
2328 | } | |
be5ffbfe | 2329 | // if (fTrackHitsOld && fHitType&2) { |
2330 | // fTrackHitsOld->First(); | |
2331 | // return fTrackHitsOld->GetHit(); | |
2332 | // } | |
792bb11c | 2333 | |
39c8eb58 | 2334 | else return 0; |
2335 | } | |
2336 | ||
2337 | AliHit* AliTPC::NextHit2() | |
2338 | { | |
2339 | // | |
2340 | //Return the next hit for the current track | |
2341 | ||
792bb11c | 2342 | |
be5ffbfe | 2343 | // if (fTrackHitsOld && fHitType&2) { |
2344 | // fTrackHitsOld->Next(); | |
2345 | // return fTrackHitsOld->GetHit(); | |
2346 | // } | |
39c8eb58 | 2347 | if (fTrackHits) { |
2348 | fTrackHits->Next(); | |
2349 | return fTrackHits->GetHit(); | |
2350 | } | |
2351 | else | |
2352 | return 0; | |
2353 | } | |
2354 | ||
39c8eb58 | 2355 | void AliTPC::RemapTrackHitIDs(Int_t *map) |
2356 | { | |
9bdd974b | 2357 | // |
2358 | // remapping | |
2359 | // | |
39c8eb58 | 2360 | if (!fTrackHits) return; |
39c8eb58 | 2361 | |
be5ffbfe | 2362 | // if (fTrackHitsOld && fHitType&2){ |
2363 | // AliObjectArray * arr = fTrackHitsOld->fTrackHitsInfo; | |
2364 | // for (UInt_t i=0;i<arr->GetSize();i++){ | |
2365 | // AliTrackHitsInfo * info = (AliTrackHitsInfo *)(arr->At(i)); | |
2366 | // info->fTrackID = map[info->fTrackID]; | |
2367 | // } | |
2368 | // } | |
2369 | // if (fTrackHitsOld && fHitType&4){ | |
2370 | if (fTrackHits && fHitType&4){ | |
792bb11c | 2371 | TClonesArray * arr = fTrackHits->GetArray();; |
2372 | for (Int_t i=0;i<arr->GetEntriesFast();i++){ | |
2373 | AliTrackHitsParamV2 * info = (AliTrackHitsParamV2 *)(arr->At(i)); | |
b9671574 | 2374 | info->SetTrackID(map[info->GetTrackID()]); |
792bb11c | 2375 | } |
2376 | } | |
39c8eb58 | 2377 | } |
2378 | ||
792bb11c | 2379 | Bool_t AliTPC::TrackInVolume(Int_t id,Int_t track) |
2380 | { | |
2381 | //return bool information - is track in given volume | |
2382 | //load only part of the track information | |
2383 | //return true if current track is in volume | |
2384 | // | |
2385 | // return kTRUE; | |
be5ffbfe | 2386 | // if (fTrackHitsOld && fHitType&2) { |
cb5b8b21 | 2387 | // TBranch * br = fLoader->TreeH()->GetBranch("fTrackHitsInfo"); |
be5ffbfe | 2388 | // br->GetEvent(track); |
2389 | // AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
2390 | // for (UInt_t j=0;j<ar->GetSize();j++){ | |
2391 | // if ( ((AliTrackHitsInfo*)ar->At(j))->fVolumeID==id) return kTRUE; | |
2392 | // } | |
2393 | // } | |
792bb11c | 2394 | |
2395 | if (fTrackHits && fHitType&4) { | |
cb5b8b21 | 2396 | TBranch * br1 = fLoader->TreeH()->GetBranch("fVolumes"); |
2397 | TBranch * br2 = fLoader->TreeH()->GetBranch("fNVolumes"); | |
792bb11c | 2398 | br2->GetEvent(track); |
2399 | br1->GetEvent(track); | |
2400 | Int_t *volumes = fTrackHits->GetVolumes(); | |
2401 | Int_t nvolumes = fTrackHits->GetNVolumes(); | |
2402 | if (!volumes && nvolumes>0) { | |
8c2b3fd7 | 2403 | AliWarning(Form("Problematic track\t%d\t%d",track,nvolumes)); |
792bb11c | 2404 | return kFALSE; |
2405 | } | |
2406 | for (Int_t j=0;j<nvolumes; j++) | |
2407 | if (volumes[j]==id) return kTRUE; | |
2408 | } | |
2409 | ||
2410 | if (fHitType&1) { | |
cb5b8b21 | 2411 | TBranch * br = fLoader->TreeH()->GetBranch("fSector"); |
792bb11c | 2412 | br->GetEvent(track); |
2413 | for (Int_t j=0;j<fHits->GetEntriesFast();j++){ | |
2414 | if ( ((AliTPChit*)fHits->At(j))->fSector==id) return kTRUE; | |
2415 | } | |
2416 | } | |
2417 | return kFALSE; | |
2418 | ||
2419 | } | |
39c8eb58 | 2420 | |
39c8eb58 | 2421 | |
88cb7938 | 2422 | AliLoader* AliTPC::MakeLoader(const char* topfoldername) |
2423 | { | |
8c2b3fd7 | 2424 | //Makes TPC loader |
2425 | fLoader = new AliTPCLoader(GetName(),topfoldername); | |
2426 | return fLoader; | |
88cb7938 | 2427 | } |
2428 | ||
42157e55 | 2429 | //////////////////////////////////////////////////////////////////////// |
2430 | AliTPCParam* AliTPC::LoadTPCParam(TFile *file) { | |
2431 | // | |
2432 | // load TPC paarmeters from a given file or create new if the object | |
2433 | // is not found there | |
88cb7938 | 2434 | // 12/05/2003 This method should be moved to the AliTPCLoader |
2435 | // and one has to decide where to store the TPC parameters | |
2436 | // M.Kowalski | |
42157e55 | 2437 | char paramName[50]; |
2438 | sprintf(paramName,"75x40_100x60_150x60"); | |
2439 | AliTPCParam *paramTPC=(AliTPCParam*)file->Get(paramName); | |
2440 | if (paramTPC) { | |
8c2b3fd7 | 2441 | AliDebugClass(1,Form("TPC parameters %s found.",paramName)); |
42157e55 | 2442 | } else { |
8c2b3fd7 | 2443 | AliWarningClass("TPC parameters not found. Create new (they may be incorrect)"); |
db2fdcfb | 2444 | //paramTPC = new AliTPCParamSR; |
2445 | paramTPC = AliTPCcalibDB::Instance()->GetParameters(); | |
2446 | if (!paramTPC->IsGeoRead()){ | |
2447 | // | |
2448 | // read transformation matrices for gGeoManager | |
2449 | // | |
2450 | paramTPC->ReadGeoMatrices(); | |
2451 | } | |
2452 | ||
42157e55 | 2453 | } |
2454 | return paramTPC; | |
2455 | ||
2456 | // the older version of parameters can be accessed with this code. | |
2457 | // In some cases, we have old parameters saved in the file but | |
2458 | // digits were created with new parameters, it can be distinguish | |
2459 | // by the name of TPC TreeD. The code here is just for the case | |
2460 | // we would need to compare with old data, uncomment it if needed. | |
2461 | // | |
2462 | // char paramName[50]; | |
2463 | // sprintf(paramName,"75x40_100x60"); | |
2464 | // AliTPCParam *paramTPC=(AliTPCParam*)in->Get(paramName); | |
2465 | // if (paramTPC) { | |
2466 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
2467 | // } else { | |
2468 | // sprintf(paramName,"75x40_100x60_150x60"); | |
2469 | // paramTPC=(AliTPCParam*)in->Get(paramName); | |
2470 | // if (paramTPC) { | |
2471 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
2472 | // } else { | |
2473 | // cerr<<"TPC parameters not found. Create new (they may be incorrect)." | |
2474 | // <<endl; | |
2475 | // paramTPC = new AliTPCParamSR; | |
2476 | // } | |
2477 | // } | |
2478 | // return paramTPC; | |
2479 | ||
2480 | } | |
2481 | ||
85a5290f | 2482 |