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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 | ||
39 | #include <TFile.h> | |
40 | #include <TGeometry.h> | |
41 | #include <TInterpreter.h> | |
fe4da5cc | 42 | #include <TMath.h> |
e8d02863 | 43 | #include <TMatrixF.h> |
44 | #include <TVector.h> | |
fe4da5cc | 45 | #include <TNode.h> |
fe4da5cc | 46 | #include <TObjectTable.h> |
88cb7938 | 47 | #include <TParticle.h> |
afc42102 | 48 | #include <TROOT.h> |
88cb7938 | 49 | #include <TRandom.h> |
afc42102 | 50 | #include <TSystem.h> |
88cb7938 | 51 | #include <TTUBS.h> |
52 | #include <TTree.h> | |
88cb7938 | 53 | #include <TVirtualMC.h> |
2a336e15 | 54 | #include <TString.h> |
55 | #include <TF2.h> | |
4c57c771 | 56 | #include <TStopwatch.h> |
cc80f89e | 57 | |
cc80f89e | 58 | #include "AliDigits.h" |
88cb7938 | 59 | #include "AliMagF.h" |
60 | #include "AliPoints.h" | |
61 | #include "AliRun.h" | |
62 | #include "AliRunLoader.h" | |
cc80f89e | 63 | #include "AliSimDigits.h" |
88cb7938 | 64 | #include "AliTPC.h" |
65 | #include "AliTPC.h" | |
88cb7938 | 66 | #include "AliTPCDigitsArray.h" |
67 | #include "AliTPCLoader.h" | |
68 | #include "AliTPCPRF2D.h" | |
69 | #include "AliTPCParamSR.h" | |
70 | #include "AliTPCRF1D.h" | |
be5ffbfe | 71 | //#include "AliTPCTrackHits.h" |
792bb11c | 72 | #include "AliTPCTrackHitsV2.h" |
88cb7938 | 73 | #include "AliTrackReference.h" |
5d12ce38 | 74 | #include "AliMC.h" |
5bf6eb16 | 75 | #include "AliStack.h" |
85a5290f | 76 | #include "AliTPCDigitizer.h" |
0421c3d1 | 77 | #include "AliTPCBuffer.h" |
78 | #include "AliTPCDDLRawData.h" | |
8c2b3fd7 | 79 | #include "AliLog.h" |
bc807150 | 80 | #include "AliRawReader.h" |
81 | #include "AliTPCRawStream.h" | |
39c8eb58 | 82 | |
fe4da5cc | 83 | ClassImp(AliTPC) |
fe4da5cc | 84 | //_____________________________________________________________________________ |
179c6296 | 85 | AliTPC::AliTPC():AliDetector(), |
86 | fDefaults(0), | |
87 | fSens(0), | |
88 | fNsectors(0), | |
89 | fDigitsArray(0), | |
90 | fTPCParam(0), | |
91 | fTrackHits(0), | |
92 | fHitType(0), | |
93 | fDigitsSwitch(0), | |
94 | fSide(0), | |
b97617a6 | 95 | fPrimaryIonisation(0), |
179c6296 | 96 | fNoiseDepth(0), |
97 | fNoiseTable(0), | |
98 | fCurrentNoise(0), | |
99 | fActiveSectors(0) | |
b97617a6 | 100 | |
179c6296 | 101 | |
fe4da5cc | 102 | { |
103 | // | |
104 | // Default constructor | |
105 | // | |
106 | fIshunt = 0; | |
179c6296 | 107 | |
be5ffbfe | 108 | // fTrackHitsOld = 0; |
8c2b3fd7 | 109 | #if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1) |
110 | fHitType = 4; // ROOT containers | |
111 | #else | |
112 | fHitType = 2; //default CONTAINERS - based on ROOT structure | |
113 | #endif | |
fe4da5cc | 114 | } |
115 | ||
116 | //_____________________________________________________________________________ | |
117 | AliTPC::AliTPC(const char *name, const char *title) | |
179c6296 | 118 | : AliDetector(name,title), |
119 | fDefaults(0), | |
120 | fSens(0), | |
121 | fNsectors(0), | |
122 | fDigitsArray(0), | |
123 | fTPCParam(0), | |
124 | fTrackHits(0), | |
125 | fHitType(0), | |
126 | fDigitsSwitch(0), | |
127 | fSide(0), | |
b97617a6 | 128 | fPrimaryIonisation(0), |
179c6296 | 129 | fNoiseDepth(0), |
130 | fNoiseTable(0), | |
131 | fCurrentNoise(0), | |
b97617a6 | 132 | fActiveSectors(0) |
133 | ||
fe4da5cc | 134 | { |
135 | // | |
136 | // Standard constructor | |
137 | // | |
138 | ||
139 | // | |
140 | // Initialise arrays of hits and digits | |
141 | fHits = new TClonesArray("AliTPChit", 176); | |
5d12ce38 | 142 | gAlice->GetMCApp()->AddHitList(fHits); |
fe4da5cc | 143 | // |
792bb11c | 144 | fTrackHits = new AliTPCTrackHitsV2; |
39c8eb58 | 145 | fTrackHits->SetHitPrecision(0.002); |
146 | fTrackHits->SetStepPrecision(0.003); | |
792bb11c | 147 | fTrackHits->SetMaxDistance(100); |
148 | ||
be5ffbfe | 149 | //fTrackHitsOld = new AliTPCTrackHits; //MI - 13.09.2000 |
150 | //fTrackHitsOld->SetHitPrecision(0.002); | |
151 | //fTrackHitsOld->SetStepPrecision(0.003); | |
152 | //fTrackHitsOld->SetMaxDistance(100); | |
792bb11c | 153 | |
39c8eb58 | 154 | |
8c2b3fd7 | 155 | #if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1) |
156 | fHitType = 4; // ROOT containers | |
157 | #else | |
da33556f | 158 | fHitType = 2; |
8c2b3fd7 | 159 | #endif |
179c6296 | 160 | |
161 | ||
cc80f89e | 162 | |
fe4da5cc | 163 | // |
164 | fIshunt = 0; | |
165 | // | |
166 | // Initialise color attributes | |
e939a978 | 167 | //PH SetMarkerColor(kYellow); |
73042f01 | 168 | |
169 | // | |
170 | // Set TPC parameters | |
171 | // | |
172 | ||
afc42102 | 173 | |
174 | if (!strcmp(title,"Default")) { | |
175 | fTPCParam = new AliTPCParamSR; | |
73042f01 | 176 | } else { |
8c2b3fd7 | 177 | AliWarning("In Config.C you must set non-default parameters."); |
73042f01 | 178 | fTPCParam=0; |
179 | } | |
fe4da5cc | 180 | } |
181 | ||
182 | //_____________________________________________________________________________ | |
183 | AliTPC::~AliTPC() | |
184 | { | |
185 | // | |
186 | // TPC destructor | |
187 | // | |
73042f01 | 188 | |
fe4da5cc | 189 | fIshunt = 0; |
190 | delete fHits; | |
191 | delete fDigits; | |
73042f01 | 192 | delete fTPCParam; |
39c8eb58 | 193 | delete fTrackHits; //MI 15.09.2000 |
be5ffbfe | 194 | // delete fTrackHitsOld; //MI 10.12.2001 |
9ff4af81 | 195 | |
196 | fDigitsArray = 0x0; | |
197 | delete [] fNoiseTable; | |
198 | delete [] fActiveSectors; | |
407ff276 | 199 | |
fe4da5cc | 200 | } |
201 | ||
fe4da5cc | 202 | //_____________________________________________________________________________ |
203 | void AliTPC::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
204 | { | |
205 | // | |
206 | // Add a hit to the list | |
207 | // | |
39c8eb58 | 208 | if (fHitType&1){ |
209 | TClonesArray &lhits = *fHits; | |
210 | new(lhits[fNhits++]) AliTPChit(fIshunt,track,vol,hits); | |
211 | } | |
792bb11c | 212 | if (fHitType>1) |
8c2b3fd7 | 213 | AddHit2(track,vol,hits); |
fe4da5cc | 214 | } |
88cb7938 | 215 | |
fe4da5cc | 216 | //_____________________________________________________________________________ |
217 | void AliTPC::BuildGeometry() | |
218 | { | |
cc80f89e | 219 | |
fe4da5cc | 220 | // |
221 | // Build TPC ROOT TNode geometry for the event display | |
222 | // | |
73042f01 | 223 | TNode *nNode, *nTop; |
fe4da5cc | 224 | TTUBS *tubs; |
225 | Int_t i; | |
226 | const int kColorTPC=19; | |
1283eee5 | 227 | char name[5], title[25]; |
fe4da5cc | 228 | const Double_t kDegrad=TMath::Pi()/180; |
1283eee5 | 229 | const Double_t kRaddeg=180./TMath::Pi(); |
230 | ||
1283eee5 | 231 | |
73042f01 | 232 | Float_t innerOpenAngle = fTPCParam->GetInnerAngle(); |
233 | Float_t outerOpenAngle = fTPCParam->GetOuterAngle(); | |
1283eee5 | 234 | |
73042f01 | 235 | Float_t innerAngleShift = fTPCParam->GetInnerAngleShift(); |
236 | Float_t outerAngleShift = fTPCParam->GetOuterAngleShift(); | |
1283eee5 | 237 | |
238 | Int_t nLo = fTPCParam->GetNInnerSector()/2; | |
239 | Int_t nHi = fTPCParam->GetNOuterSector()/2; | |
240 | ||
73042f01 | 241 | const Double_t kloAng = (Double_t)TMath::Nint(innerOpenAngle*kRaddeg); |
242 | const Double_t khiAng = (Double_t)TMath::Nint(outerOpenAngle*kRaddeg); | |
243 | const Double_t kloAngSh = (Double_t)TMath::Nint(innerAngleShift*kRaddeg); | |
244 | const Double_t khiAngSh = (Double_t)TMath::Nint(outerAngleShift*kRaddeg); | |
1283eee5 | 245 | |
246 | ||
73042f01 | 247 | const Double_t kloCorr = 1/TMath::Cos(0.5*kloAng*kDegrad); |
248 | const Double_t khiCorr = 1/TMath::Cos(0.5*khiAng*kDegrad); | |
1283eee5 | 249 | |
250 | Double_t rl,ru; | |
251 | ||
252 | ||
fe4da5cc | 253 | // |
254 | // Get ALICE top node | |
fe4da5cc | 255 | // |
1283eee5 | 256 | |
73042f01 | 257 | nTop=gAlice->GetGeometry()->GetNode("alice"); |
1283eee5 | 258 | |
259 | // inner sectors | |
260 | ||
cc80f89e | 261 | rl = fTPCParam->GetInnerRadiusLow(); |
262 | ru = fTPCParam->GetInnerRadiusUp(); | |
1283eee5 | 263 | |
264 | ||
fe4da5cc | 265 | for(i=0;i<nLo;i++) { |
266 | sprintf(name,"LS%2.2d",i); | |
1283eee5 | 267 | name[4]='\0'; |
268 | sprintf(title,"TPC low sector %3d",i); | |
269 | title[24]='\0'; | |
270 | ||
73042f01 | 271 | tubs = new TTUBS(name,title,"void",rl*kloCorr,ru*kloCorr,250., |
272 | kloAng*(i-0.5)+kloAngSh,kloAng*(i+0.5)+kloAngSh); | |
fe4da5cc | 273 | tubs->SetNumberOfDivisions(1); |
73042f01 | 274 | nTop->cd(); |
275 | nNode = new TNode(name,title,name,0,0,0,""); | |
276 | nNode->SetLineColor(kColorTPC); | |
277 | fNodes->Add(nNode); | |
fe4da5cc | 278 | } |
1283eee5 | 279 | |
fe4da5cc | 280 | // Outer sectors |
1283eee5 | 281 | |
cc80f89e | 282 | rl = fTPCParam->GetOuterRadiusLow(); |
283 | ru = fTPCParam->GetOuterRadiusUp(); | |
1283eee5 | 284 | |
fe4da5cc | 285 | for(i=0;i<nHi;i++) { |
286 | sprintf(name,"US%2.2d",i); | |
1283eee5 | 287 | name[4]='\0'; |
fe4da5cc | 288 | sprintf(title,"TPC upper sector %d",i); |
1283eee5 | 289 | title[24]='\0'; |
73042f01 | 290 | tubs = new TTUBS(name,title,"void",rl*khiCorr,ru*khiCorr,250, |
291 | khiAng*(i-0.5)+khiAngSh,khiAng*(i+0.5)+khiAngSh); | |
fe4da5cc | 292 | tubs->SetNumberOfDivisions(1); |
73042f01 | 293 | nTop->cd(); |
294 | nNode = new TNode(name,title,name,0,0,0,""); | |
295 | nNode->SetLineColor(kColorTPC); | |
296 | fNodes->Add(nNode); | |
fe4da5cc | 297 | } |
cc80f89e | 298 | |
73042f01 | 299 | } |
1283eee5 | 300 | |
fe4da5cc | 301 | //_____________________________________________________________________________ |
302 | void AliTPC::CreateMaterials() | |
303 | { | |
8c555625 | 304 | //----------------------------------------------- |
37831078 | 305 | // Create Materials for for TPC simulations |
8c555625 | 306 | //----------------------------------------------- |
307 | ||
308 | //----------------------------------------------------------------- | |
309 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
310 | //----------------------------------------------------------------- | |
1283eee5 | 311 | |
c1637e41 | 312 | Int_t iSXFLD=gAlice->Field()->Integ(); |
73042f01 | 313 | Float_t sXMGMX=gAlice->Field()->Max(); |
1283eee5 | 314 | |
315 | Float_t amat[5]; // atomic numbers | |
316 | Float_t zmat[5]; // z | |
317 | Float_t wmat[5]; // proportions | |
318 | ||
319 | Float_t density; | |
37831078 | 320 | |
1283eee5 | 321 | |
1283eee5 | 322 | |
c1637e41 | 323 | //***************** Gases ************************* |
1283eee5 | 324 | |
37831078 | 325 | |
1283eee5 | 326 | //-------------------------------------------------------------- |
c1637e41 | 327 | // gases - air and CO2 |
1283eee5 | 328 | //-------------------------------------------------------------- |
329 | ||
37831078 | 330 | // CO2 |
1283eee5 | 331 | |
332 | amat[0]=12.011; | |
333 | amat[1]=15.9994; | |
334 | ||
335 | zmat[0]=6.; | |
336 | zmat[1]=8.; | |
337 | ||
c1637e41 | 338 | wmat[0]=0.2729; |
339 | wmat[1]=0.7271; | |
1283eee5 | 340 | |
341 | density=0.001977; | |
342 | ||
1283eee5 | 343 | |
c1637e41 | 344 | AliMixture(10,"CO2",amat,zmat,density,2,wmat); |
345 | // | |
346 | // Air | |
347 | // | |
348 | amat[0]=15.9994; | |
349 | amat[1]=14.007; | |
350 | // | |
351 | zmat[0]=8.; | |
352 | zmat[1]=7.; | |
353 | // | |
354 | wmat[0]=0.233; | |
355 | wmat[1]=0.767; | |
356 | // | |
357 | density=0.001205; | |
1283eee5 | 358 | |
c1637e41 | 359 | AliMixture(11,"Air",amat,zmat,density,2,wmat); |
360 | ||
1283eee5 | 361 | //---------------------------------------------------------------- |
c1637e41 | 362 | // drift gases |
1283eee5 | 363 | //---------------------------------------------------------------- |
37831078 | 364 | |
37831078 | 365 | |
366 | // Drift gases 1 - nonsensitive, 2 - sensitive | |
c1637e41 | 367 | // Ne-CO2-N (85-10-5) |
e4e763b9 | 368 | |
369 | amat[0]= 20.18; | |
370 | amat[1]=12.011; | |
371 | amat[2]=15.9994; | |
c1637e41 | 372 | amat[3]=14.007; |
e4e763b9 | 373 | |
374 | zmat[0]= 10.; | |
375 | zmat[1]=6.; | |
376 | zmat[2]=8.; | |
c1637e41 | 377 | zmat[3]=7.; |
e4e763b9 | 378 | |
c1637e41 | 379 | wmat[0]=0.7707; |
380 | wmat[1]=0.0539; | |
381 | wmat[2]=0.1438; | |
382 | wmat[3]=0.0316; | |
383 | ||
384 | density=0.0010252; | |
e4e763b9 | 385 | |
c1637e41 | 386 | AliMixture(12,"Ne-CO2-N-1",amat,zmat,density,4,wmat); |
387 | AliMixture(13,"Ne-CO2-N-2",amat,zmat,density,4,wmat); | |
1283eee5 | 388 | |
389 | //---------------------------------------------------------------------- | |
390 | // solid materials | |
391 | //---------------------------------------------------------------------- | |
392 | ||
1283eee5 | 393 | |
37831078 | 394 | // Kevlar C14H22O2N2 |
1283eee5 | 395 | |
37831078 | 396 | amat[0] = 12.011; |
397 | amat[1] = 1.; | |
398 | amat[2] = 15.999; | |
399 | amat[3] = 14.006; | |
1283eee5 | 400 | |
37831078 | 401 | zmat[0] = 6.; |
402 | zmat[1] = 1.; | |
403 | zmat[2] = 8.; | |
404 | zmat[3] = 7.; | |
405 | ||
406 | wmat[0] = 14.; | |
407 | wmat[1] = 22.; | |
408 | wmat[2] = 2.; | |
409 | wmat[3] = 2.; | |
410 | ||
411 | density = 1.45; | |
412 | ||
c1637e41 | 413 | AliMixture(14,"Kevlar",amat,zmat,density,-4,wmat); |
37831078 | 414 | |
415 | // NOMEX | |
1283eee5 | 416 | |
37831078 | 417 | amat[0] = 12.011; |
418 | amat[1] = 1.; | |
419 | amat[2] = 15.999; | |
420 | amat[3] = 14.006; | |
421 | ||
422 | zmat[0] = 6.; | |
423 | zmat[1] = 1.; | |
424 | zmat[2] = 8.; | |
425 | zmat[3] = 7.; | |
426 | ||
427 | wmat[0] = 14.; | |
428 | wmat[1] = 22.; | |
429 | wmat[2] = 2.; | |
430 | wmat[3] = 2.; | |
431 | ||
c1637e41 | 432 | density = 0.029; |
433 | ||
434 | AliMixture(15,"NOMEX",amat,zmat,density,-4,wmat); | |
37831078 | 435 | |
436 | // Makrolon C16H18O3 | |
437 | ||
438 | amat[0] = 12.011; | |
439 | amat[1] = 1.; | |
440 | amat[2] = 15.999; | |
1283eee5 | 441 | |
37831078 | 442 | zmat[0] = 6.; |
443 | zmat[1] = 1.; | |
444 | zmat[2] = 8.; | |
445 | ||
446 | wmat[0] = 16.; | |
447 | wmat[1] = 18.; | |
448 | wmat[2] = 3.; | |
449 | ||
450 | density = 1.2; | |
451 | ||
c1637e41 | 452 | AliMixture(16,"Makrolon",amat,zmat,density,-3,wmat); |
453 | ||
454 | // Tedlar C2H3F | |
455 | ||
456 | amat[0] = 12.011; | |
457 | amat[1] = 1.; | |
458 | amat[2] = 18.998; | |
459 | ||
460 | zmat[0] = 6.; | |
461 | zmat[1] = 1.; | |
462 | zmat[2] = 9.; | |
463 | ||
464 | wmat[0] = 2.; | |
465 | wmat[1] = 3.; | |
466 | wmat[2] = 1.; | |
467 | ||
468 | density = 1.71; | |
469 | ||
470 | AliMixture(17, "Tedlar",amat,zmat,density,-3,wmat); | |
37831078 | 471 | |
1283eee5 | 472 | // Mylar C5H4O2 |
473 | ||
474 | amat[0]=12.011; | |
475 | amat[1]=1.; | |
476 | amat[2]=15.9994; | |
477 | ||
478 | zmat[0]=6.; | |
479 | zmat[1]=1.; | |
480 | zmat[2]=8.; | |
481 | ||
482 | wmat[0]=5.; | |
483 | wmat[1]=4.; | |
484 | wmat[2]=2.; | |
485 | ||
486 | density = 1.39; | |
fe4da5cc | 487 | |
c1637e41 | 488 | AliMixture(18, "Mylar",amat,zmat,density,-3,wmat); |
489 | // material for "prepregs" | |
490 | // Epoxy - C14 H20 O3 | |
491 | // Quartz SiO2 | |
492 | // Carbon C | |
493 | // prepreg1 60% C-fiber, 40% epoxy (vol) | |
494 | amat[0]=12.011; | |
495 | amat[1]=1.; | |
496 | amat[2]=15.994; | |
1283eee5 | 497 | |
c1637e41 | 498 | zmat[0]=6.; |
499 | zmat[1]=1.; | |
500 | zmat[2]=8.; | |
1283eee5 | 501 | |
c1637e41 | 502 | wmat[0]=0.923; |
503 | wmat[1]=0.023; | |
504 | wmat[2]=0.054; | |
1283eee5 | 505 | |
c1637e41 | 506 | density=1.859; |
1283eee5 | 507 | |
c1637e41 | 508 | AliMixture(19, "Prepreg1",amat,zmat,density,3,wmat); |
1283eee5 | 509 | |
c1637e41 | 510 | //prepreg2 60% glass-fiber, 40% epoxy |
1283eee5 | 511 | |
c1637e41 | 512 | amat[0]=12.01; |
513 | amat[1]=1.; | |
514 | amat[2]=15.994; | |
515 | amat[3]=28.086; | |
516 | ||
517 | zmat[0]=6.; | |
518 | zmat[1]=1.; | |
519 | zmat[2]=8.; | |
520 | zmat[3]=14.; | |
521 | ||
522 | wmat[0]=0.194; | |
523 | wmat[1]=0.023; | |
524 | wmat[2]=0.443; | |
525 | wmat[3]=0.340; | |
526 | ||
527 | density=1.82; | |
528 | ||
529 | AliMixture(20, "Prepreg2",amat,zmat,density,4,wmat); | |
530 | ||
531 | //prepreg3 50% glass-fiber, 50% epoxy | |
532 | ||
533 | amat[0]=12.01; | |
534 | amat[1]=1.; | |
535 | amat[2]=15.994; | |
536 | amat[3]=28.086; | |
537 | ||
538 | zmat[0]=6.; | |
539 | zmat[1]=1.; | |
540 | zmat[2]=8.; | |
541 | zmat[3]=14.; | |
1283eee5 | 542 | |
c1637e41 | 543 | wmat[0]=0.225; |
544 | wmat[1]=0.03; | |
545 | wmat[2]=0.443; | |
546 | wmat[3]=0.3; | |
547 | ||
548 | density=1.163; | |
549 | ||
550 | AliMixture(21, "Prepreg3",amat,zmat,density,4,wmat); | |
551 | ||
552 | // G10 60% SiO2 40% epoxy | |
553 | ||
554 | amat[0]=12.01; | |
555 | amat[1]=1.; | |
556 | amat[2]=15.994; | |
557 | amat[3]=28.086; | |
558 | ||
559 | zmat[0]=6.; | |
560 | zmat[1]=1.; | |
561 | zmat[2]=8.; | |
562 | zmat[3]=14.; | |
563 | ||
564 | wmat[0]=0.194; | |
565 | wmat[1]=0.023; | |
566 | wmat[2]=0.443; | |
567 | wmat[3]=0.340; | |
568 | ||
569 | density=1.7; | |
570 | ||
571 | AliMixture(22, "G10",amat,zmat,density,4,wmat); | |
572 | ||
37831078 | 573 | // Al |
1283eee5 | 574 | |
37831078 | 575 | amat[0] = 26.98; |
576 | zmat[0] = 13.; | |
1283eee5 | 577 | |
37831078 | 578 | density = 2.7; |
1283eee5 | 579 | |
c1637e41 | 580 | AliMaterial(23,"Al",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 581 | |
c1637e41 | 582 | // Si (for electronics |
1283eee5 | 583 | |
37831078 | 584 | amat[0] = 28.086; |
9a3667bd | 585 | zmat[0] = 14.; |
1283eee5 | 586 | |
37831078 | 587 | density = 2.33; |
1283eee5 | 588 | |
c1637e41 | 589 | AliMaterial(24,"Si",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 590 | |
37831078 | 591 | // Cu |
1283eee5 | 592 | |
37831078 | 593 | amat[0] = 63.546; |
594 | zmat[0] = 29.; | |
1283eee5 | 595 | |
37831078 | 596 | density = 8.96; |
1283eee5 | 597 | |
c1637e41 | 598 | AliMaterial(25,"Cu",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 599 | |
c1637e41 | 600 | // Epoxy - C14 H20 O3 |
601 | ||
37831078 | 602 | amat[0]=12.011; |
603 | amat[1]=1.; | |
604 | amat[2]=15.9994; | |
1283eee5 | 605 | |
37831078 | 606 | zmat[0]=6.; |
607 | zmat[1]=1.; | |
608 | zmat[2]=8.; | |
1283eee5 | 609 | |
c1637e41 | 610 | wmat[0]=14.; |
611 | wmat[1]=20.; | |
612 | wmat[2]=3.; | |
1283eee5 | 613 | |
c1637e41 | 614 | density=1.25; |
1283eee5 | 615 | |
c1637e41 | 616 | AliMixture(26,"Epoxy",amat,zmat,density,-3,wmat); |
1283eee5 | 617 | |
c1637e41 | 618 | // Plexiglas C5H8O2 |
1283eee5 | 619 | |
5a28a08f | 620 | amat[0]=12.011; |
621 | amat[1]=1.; | |
622 | amat[2]=15.9994; | |
623 | ||
624 | zmat[0]=6.; | |
625 | zmat[1]=1.; | |
626 | zmat[2]=8.; | |
627 | ||
c1637e41 | 628 | wmat[0]=5.; |
629 | wmat[1]=8.; | |
630 | wmat[2]=2.; | |
5a28a08f | 631 | |
c1637e41 | 632 | density=1.18; |
5a28a08f | 633 | |
c1637e41 | 634 | AliMixture(27,"Plexiglas",amat,zmat,density,-3,wmat); |
37831078 | 635 | |
ba1d05f9 | 636 | // Carbon |
637 | ||
638 | amat[0]=12.011; | |
639 | zmat[0]=6.; | |
640 | density= 2.265; | |
641 | ||
c1637e41 | 642 | AliMaterial(28,"C",amat[0],zmat[0],density,999.,999.); |
ba1d05f9 | 643 | |
c1637e41 | 644 | // Fe (steel for the inner heat screen) |
e4e763b9 | 645 | |
c1637e41 | 646 | amat[0]=55.845; |
e4e763b9 | 647 | |
c1637e41 | 648 | zmat[0]=26.; |
e4e763b9 | 649 | |
c1637e41 | 650 | density=7.87; |
ba1d05f9 | 651 | |
c1637e41 | 652 | AliMaterial(29,"Fe",amat[0],zmat[0],density,999.,999.); |
ba1d05f9 | 653 | |
37831078 | 654 | //---------------------------------------------------------- |
655 | // tracking media for gases | |
656 | //---------------------------------------------------------- | |
657 | ||
c1637e41 | 658 | AliMedium(0, "Air", 11, 0, iSXFLD, sXMGMX, 10., 999., .1, .01, .1); |
659 | AliMedium(1, "Ne-CO2-N-1", 12, 0, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
660 | AliMedium(2, "Ne-CO2-N-2", 13, 1, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
37831078 | 661 | AliMedium(3,"CO2",10,0, iSXFLD, sXMGMX, 10., 999.,.1, .001, .001); |
c58413d1 | 662 | AliMedium(20, "Ne-CO2-N-3", 13, 1, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); |
37831078 | 663 | //----------------------------------------------------------- |
664 | // tracking media for solids | |
665 | //----------------------------------------------------------- | |
666 | ||
c1637e41 | 667 | AliMedium(4,"Al",23,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); |
668 | AliMedium(5,"Kevlar",14,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
669 | AliMedium(6,"Nomex",15,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
670 | AliMedium(7,"Makrolon",16,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
671 | AliMedium(8,"Mylar",18,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
672 | AliMedium(9,"Tedlar",17,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
673 | // | |
674 | AliMedium(10,"Prepreg1",19,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
675 | AliMedium(11,"Prepreg2",20,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
676 | AliMedium(12,"Prepreg3",21,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
677 | AliMedium(13,"Epoxy",26,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
678 | ||
679 | AliMedium(14,"Cu",25,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
680 | AliMedium(15,"Si",24,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
681 | AliMedium(16,"G10",22,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
682 | AliMedium(17,"Plexiglas",27,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
683 | AliMedium(18,"Steel",29,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
1283eee5 | 684 | |
fe4da5cc | 685 | } |
686 | ||
407ff276 | 687 | void AliTPC::GenerNoise(Int_t tablesize) |
688 | { | |
689 | // | |
690 | //Generate table with noise | |
691 | // | |
692 | if (fTPCParam==0) { | |
693 | // error message | |
694 | fNoiseDepth=0; | |
695 | return; | |
696 | } | |
697 | if (fNoiseTable) delete[] fNoiseTable; | |
698 | fNoiseTable = new Float_t[tablesize]; | |
699 | fNoiseDepth = tablesize; | |
700 | fCurrentNoise =0; //!index of the noise in the noise table | |
701 | ||
702 | Float_t norm = fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac(); | |
703 | for (Int_t i=0;i<tablesize;i++) fNoiseTable[i]= gRandom->Gaus(0,norm); | |
704 | } | |
705 | ||
706 | Float_t AliTPC::GetNoise() | |
707 | { | |
708 | // get noise from table | |
709 | // if ((fCurrentNoise%10)==0) | |
710 | // fCurrentNoise= gRandom->Rndm()*fNoiseDepth; | |
711 | if (fCurrentNoise>=fNoiseDepth) fCurrentNoise=0; | |
712 | return fNoiseTable[fCurrentNoise++]; | |
713 | //gRandom->Gaus(0, fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac()); | |
714 | } | |
715 | ||
716 | ||
9bdd974b | 717 | Bool_t AliTPC::IsSectorActive(Int_t sec) const |
792bb11c | 718 | { |
719 | // | |
720 | // check if the sector is active | |
721 | if (!fActiveSectors) return kTRUE; | |
722 | else return fActiveSectors[sec]; | |
723 | } | |
724 | ||
725 | void AliTPC::SetActiveSectors(Int_t * sectors, Int_t n) | |
726 | { | |
727 | // activate interesting sectors | |
88cb7938 | 728 | SetTreeAddress();//just for security |
7ed5ec98 | 729 | if (!fActiveSectors) fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; |
792bb11c | 730 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; |
731 | for (Int_t i=0;i<n;i++) | |
732 | if ((sectors[i]>=0) && sectors[i]<fTPCParam->GetNSector()) fActiveSectors[sectors[i]]=kTRUE; | |
733 | ||
734 | } | |
735 | ||
12d8d654 | 736 | void AliTPC::SetActiveSectors(Int_t flag) |
792bb11c | 737 | { |
738 | // | |
739 | // activate sectors which were hitted by tracks | |
740 | //loop over tracks | |
88cb7938 | 741 | SetTreeAddress();//just for security |
792bb11c | 742 | if (fHitType==0) return; // if Clones hit - not short volume ID information |
7ed5ec98 | 743 | if (!fActiveSectors) fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; |
12d8d654 | 744 | if (flag) { |
745 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kTRUE; | |
746 | return; | |
747 | } | |
792bb11c | 748 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; |
749 | TBranch * branch=0; | |
88cb7938 | 750 | if (TreeH() == 0x0) |
751 | { | |
8c2b3fd7 | 752 | AliFatal("Can not find TreeH in folder"); |
88cb7938 | 753 | return; |
754 | } | |
755 | if (fHitType>1) branch = TreeH()->GetBranch("TPC2"); | |
756 | else branch = TreeH()->GetBranch("TPC"); | |
757 | Stat_t ntracks = TreeH()->GetEntries(); | |
792bb11c | 758 | // loop over all hits |
8c2b3fd7 | 759 | AliDebug(1,Form("Got %d tracks",ntracks)); |
88cb7938 | 760 | |
8c2b3fd7 | 761 | for(Int_t track=0;track<ntracks;track++) { |
792bb11c | 762 | ResetHits(); |
763 | // | |
764 | if (fTrackHits && fHitType&4) { | |
88cb7938 | 765 | TBranch * br1 = TreeH()->GetBranch("fVolumes"); |
766 | TBranch * br2 = TreeH()->GetBranch("fNVolumes"); | |
792bb11c | 767 | br1->GetEvent(track); |
768 | br2->GetEvent(track); | |
769 | Int_t *volumes = fTrackHits->GetVolumes(); | |
7ed5ec98 | 770 | for (Int_t j=0;j<fTrackHits->GetNVolumes(); j++) { |
e8631c7d | 771 | if (volumes[j]>-1 && volumes[j]<fTPCParam->GetNSector()) { |
7ed5ec98 | 772 | fActiveSectors[volumes[j]]=kTRUE; |
773 | } | |
774 | else { | |
775 | AliError(Form("Volume %d -> sector number %d is outside (0..%d)", | |
776 | j, | |
777 | volumes[j], | |
778 | fTPCParam->GetNSector())); | |
779 | } | |
780 | } | |
792bb11c | 781 | } |
782 | ||
783 | // | |
be5ffbfe | 784 | // if (fTrackHitsOld && fHitType&2) { |
785 | // TBranch * br = TreeH()->GetBranch("fTrackHitsInfo"); | |
786 | // br->GetEvent(track); | |
787 | // AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
788 | // for (UInt_t j=0;j<ar->GetSize();j++){ | |
789 | // fActiveSectors[((AliTrackHitsInfo*)ar->At(j))->fVolumeID] =kTRUE; | |
790 | // } | |
791 | // } | |
792bb11c | 792 | } |
792bb11c | 793 | } |
794 | ||
795 | ||
796 | ||
fe4da5cc | 797 | |
0421c3d1 | 798 | //_____________________________________________________________________________ |
799 | void AliTPC::Digits2Raw() | |
800 | { | |
801 | // convert digits of the current event to raw data | |
802 | ||
803 | static const Int_t kThreshold = 0; | |
0421c3d1 | 804 | |
805 | fLoader->LoadDigits(); | |
806 | TTree* digits = fLoader->TreeD(); | |
807 | if (!digits) { | |
8c2b3fd7 | 808 | AliError("No digits tree"); |
0421c3d1 | 809 | return; |
810 | } | |
811 | ||
812 | AliSimDigits digarr; | |
813 | AliSimDigits* digrow = &digarr; | |
814 | digits->GetBranch("Segment")->SetAddress(&digrow); | |
815 | ||
816 | const char* fileName = "AliTPCDDL.dat"; | |
817 | AliTPCBuffer* buffer = new AliTPCBuffer(fileName); | |
818 | //Verbose level | |
819 | // 0: Silent | |
820 | // 1: cout messages | |
821 | // 2: txt files with digits | |
822 | //BE CAREFUL, verbose level 2 MUST be used only for debugging and | |
823 | //it is highly suggested to use this mode only for debugging digits files | |
824 | //reasonably small, because otherwise the size of the txt files can reach | |
825 | //quickly several MB wasting time and disk space. | |
826 | buffer->SetVerbose(0); | |
827 | ||
828 | Int_t nEntries = Int_t(digits->GetEntries()); | |
829 | Int_t previousSector = -1; | |
830 | Int_t subSector = 0; | |
831 | for (Int_t i = 0; i < nEntries; i++) { | |
832 | digits->GetEntry(i); | |
833 | Int_t sector, row; | |
834 | fTPCParam->AdjustSectorRow(digarr.GetID(), sector, row); | |
835 | if(previousSector != sector) { | |
836 | subSector = 0; | |
837 | previousSector = sector; | |
838 | } | |
839 | ||
840 | if (sector < 36) { //inner sector [0;35] | |
841 | if (row != 30) { | |
842 | //the whole row is written into the output file | |
843 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
844 | sector, subSector, row); | |
845 | } else { | |
846 | //only the pads in the range [37;48] are written into the output file | |
847 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 1, | |
848 | sector, subSector, row); | |
849 | subSector = 1; | |
850 | //only the pads outside the range [37;48] are written into the output file | |
851 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 2, | |
852 | sector, subSector, row); | |
853 | }//end else | |
854 | ||
855 | } else { //outer sector [36;71] | |
856 | if (row == 54) subSector = 2; | |
857 | if ((row != 27) && (row != 76)) { | |
858 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
859 | sector, subSector, row); | |
860 | } else if (row == 27) { | |
8c2b3fd7 | 861 | //only the pads outside the range [43;46] are written into the output file |
862 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 2, | |
0421c3d1 | 863 | sector, subSector, row); |
8c2b3fd7 | 864 | subSector = 1; |
865 | //only the pads in the range [43;46] are written into the output file | |
866 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 1, | |
0421c3d1 | 867 | sector, subSector, row); |
868 | } else if (row == 76) { | |
8c2b3fd7 | 869 | //only the pads outside the range [33;88] are written into the output file |
870 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 2, | |
871 | sector, subSector, row); | |
872 | subSector = 3; | |
873 | //only the pads in the range [33;88] are written into the output file | |
874 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 1, | |
0421c3d1 | 875 | sector, subSector, row); |
876 | } | |
877 | }//end else | |
878 | }//end for | |
879 | ||
880 | delete buffer; | |
881 | fLoader->UnloadDigits(); | |
882 | ||
883 | AliTPCDDLRawData rawWriter; | |
884 | rawWriter.SetVerbose(0); | |
885 | ||
886 | rawWriter.RawData(fileName); | |
887 | gSystem->Unlink(fileName); | |
888 | ||
0421c3d1 | 889 | } |
890 | ||
891 | ||
bc807150 | 892 | //_____________________________________________________________________________ |
893 | Bool_t AliTPC::Raw2SDigits(AliRawReader* rawReader){ | |
894 | // Converts the TPC raw data into summable digits | |
895 | // The method is used for merging simulated and | |
896 | // real data events | |
897 | if (fLoader->TreeS() == 0x0 ) { | |
898 | fLoader->MakeTree("S"); | |
899 | } | |
900 | ||
901 | if(fDefaults == 0) SetDefaults(); // check if the parameters are set | |
902 | ||
903 | //setup TPCDigitsArray | |
904 | if(GetDigitsArray()) delete GetDigitsArray(); | |
905 | ||
906 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; | |
907 | arr->SetClass("AliSimDigits"); | |
908 | arr->Setup(fTPCParam); | |
909 | arr->MakeTree(fLoader->TreeS()); | |
910 | ||
911 | SetDigitsArray(arr); | |
912 | ||
913 | // set zero suppression to "0" | |
914 | fTPCParam->SetZeroSup(0); | |
915 | ||
916 | // Loop over sectors | |
d899e254 | 917 | const Int_t kmaxTime = fTPCParam->GetMaxTBin(); |
bc807150 | 918 | const Int_t kNIS = fTPCParam->GetNInnerSector(); |
919 | const Int_t kNOS = fTPCParam->GetNOuterSector(); | |
920 | const Int_t kNS = kNIS + kNOS; | |
921 | ||
922 | Short_t** allBins = NULL; //array which contains the data for one sector | |
923 | ||
924 | for(Int_t iSector = 0; iSector < kNS; iSector++) { | |
925 | ||
926 | Int_t nRows = fTPCParam->GetNRow(iSector); | |
927 | Int_t nDDLs = 0, indexDDL = 0; | |
928 | if (iSector < kNIS) { | |
929 | nDDLs = 2; | |
930 | indexDDL = iSector * 2; | |
931 | } | |
932 | else { | |
933 | nDDLs = 4; | |
934 | indexDDL = (iSector-kNIS) * 4 + kNIS * 2; | |
935 | } | |
936 | ||
937 | // Loas the raw data for corresponding DDLs | |
938 | rawReader->Reset(); | |
939 | AliTPCRawStream input(rawReader); | |
940 | rawReader->Select("TPC",indexDDL,indexDDL+nDDLs-1); | |
941 | ||
942 | // Alocate and init the array with the sector data | |
943 | allBins = new Short_t*[nRows]; | |
944 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
945 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
d899e254 | 946 | Int_t maxBin = kmaxTime*maxPad; |
bc807150 | 947 | allBins[iRow] = new Short_t[maxBin]; |
948 | memset(allBins[iRow],0,sizeof(Short_t)*maxBin); | |
949 | } | |
950 | ||
951 | // Begin loop over altro data | |
952 | while (input.Next()) { | |
953 | ||
954 | if (input.GetSector() != iSector) | |
955 | AliFatal(Form("Sector index mismatch ! Expected (%d), but got (%d) !",iSector,input.GetSector())); | |
956 | ||
957 | Int_t iRow = input.GetRow(); | |
958 | if (iRow < 0 || iRow >= nRows) | |
959 | AliFatal(Form("Pad-row index (%d) outside the range (%d -> %d) !", | |
960 | iRow, 0, nRows -1)); | |
961 | Int_t iPad = input.GetPad(); | |
962 | ||
963 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
964 | ||
965 | if (iPad < 0 || iPad >= maxPad) | |
966 | AliFatal(Form("Pad index (%d) outside the range (%d -> %d) !", | |
967 | iPad, 0, maxPad -1)); | |
968 | ||
969 | Int_t iTimeBin = input.GetTime(); | |
d899e254 | 970 | if ( iTimeBin < 0 || iTimeBin >= kmaxTime) |
bc807150 | 971 | AliFatal(Form("Timebin index (%d) outside the range (%d -> %d) !", |
d899e254 | 972 | iTimeBin, 0, kmaxTime -1)); |
bc807150 | 973 | |
d899e254 | 974 | Int_t maxBin = kmaxTime*maxPad; |
bc807150 | 975 | |
d899e254 | 976 | if (((iPad*kmaxTime+iTimeBin) >= maxBin) || |
977 | ((iPad*kmaxTime+iTimeBin) < 0)) | |
bc807150 | 978 | AliFatal(Form("Index outside the allowed range" |
979 | " Sector=%d Row=%d Pad=%d Timebin=%d" | |
980 | " (Max.index=%d)",iSector,iRow,iPad,iTimeBin,maxBin)); | |
981 | ||
d899e254 | 982 | allBins[iRow][iPad*kmaxTime+iTimeBin] = input.GetSignal(); |
bc807150 | 983 | |
984 | } // End loop over altro data | |
985 | ||
986 | // Now fill the digits array | |
987 | if (fDigitsArray->GetTree()==0) { | |
988 | AliFatal("Tree not set in fDigitsArray"); | |
989 | } | |
990 | ||
991 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
992 | AliDigits * dig = fDigitsArray->CreateRow(iSector,iRow); | |
993 | ||
994 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
995 | for(Int_t iPad = 0; iPad < maxPad; iPad++) { | |
d899e254 | 996 | for(Int_t iTimeBin = 0; iTimeBin < kmaxTime; iTimeBin++) { |
997 | Short_t q = allBins[iRow][iPad*kmaxTime + iTimeBin]; | |
bc807150 | 998 | if (q <= 0) continue; |
999 | q *= 16; | |
1000 | dig->SetDigitFast((Short_t)q,iTimeBin,iPad); | |
1001 | } | |
1002 | } | |
1003 | fDigitsArray->StoreRow(iSector,iRow); | |
1004 | Int_t ndig = dig->GetDigitSize(); | |
1005 | ||
1006 | AliDebug(10, | |
1007 | Form("*** Sector, row, compressed digits %d %d %d ***\n", | |
1008 | iSector,iRow,ndig)); | |
1009 | ||
1010 | fDigitsArray->ClearRow(iSector,iRow); | |
1011 | ||
1012 | } // end of the sector digitization | |
1013 | ||
1014 | for (Int_t iRow = 0; iRow < nRows; iRow++) | |
1015 | delete [] allBins[iRow]; | |
1016 | ||
1017 | delete [] allBins; | |
1018 | ||
1019 | } | |
1020 | ||
1021 | fLoader->WriteSDigits("OVERWRITE"); | |
1022 | ||
1023 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1024 | SetDigitsArray(0x0); | |
1025 | ||
1026 | return kTRUE; | |
1027 | } | |
0a61bf9d | 1028 | |
85a5290f | 1029 | //______________________________________________________________________ |
9bdd974b | 1030 | AliDigitizer* AliTPC::CreateDigitizer(AliRunDigitizer* manager) const |
85a5290f | 1031 | { |
1032 | return new AliTPCDigitizer(manager); | |
1033 | } | |
0a61bf9d | 1034 | //__ |
176aff27 | 1035 | void AliTPC::SDigits2Digits2(Int_t /*eventnumber*/) |
0a61bf9d | 1036 | { |
1037 | //create digits from summable digits | |
407ff276 | 1038 | GenerNoise(500000); //create teble with noise |
0a61bf9d | 1039 | |
1040 | //conect tree with sSDigits | |
88cb7938 | 1041 | TTree *t = fLoader->TreeS(); |
1042 | ||
8c2b3fd7 | 1043 | if (t == 0x0) { |
1044 | fLoader->LoadSDigits("READ"); | |
1045 | t = fLoader->TreeS(); | |
1046 | if (t == 0x0) { | |
1047 | AliError("Can not get input TreeS"); | |
1048 | return; | |
1049 | } | |
1050 | } | |
88cb7938 | 1051 | |
1052 | if (fLoader->TreeD() == 0x0) fLoader->MakeTree("D"); | |
1053 | ||
0a61bf9d | 1054 | AliSimDigits digarr, *dummy=&digarr; |
88cb7938 | 1055 | TBranch* sdb = t->GetBranch("Segment"); |
8c2b3fd7 | 1056 | if (sdb == 0x0) { |
1057 | AliError("Can not find branch with segments in TreeS."); | |
1058 | return; | |
1059 | } | |
88cb7938 | 1060 | |
1061 | sdb->SetAddress(&dummy); | |
1062 | ||
0a61bf9d | 1063 | Stat_t nentries = t->GetEntries(); |
1064 | ||
5f16d237 | 1065 | // set zero suppression |
1066 | ||
1067 | fTPCParam->SetZeroSup(2); | |
1068 | ||
1069 | // get zero suppression | |
1070 | ||
1071 | Int_t zerosup = fTPCParam->GetZeroSup(); | |
1072 | ||
1073 | //make tree with digits | |
1074 | ||
0a61bf9d | 1075 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1076 | arr->SetClass("AliSimDigits"); | |
1077 | arr->Setup(fTPCParam); | |
88cb7938 | 1078 | arr->MakeTree(fLoader->TreeD()); |
0a61bf9d | 1079 | |
88cb7938 | 1080 | AliTPCParam * par = fTPCParam; |
5f16d237 | 1081 | |
0a61bf9d | 1082 | //Loop over segments of the TPC |
5f16d237 | 1083 | |
0a61bf9d | 1084 | for (Int_t n=0; n<nentries; n++) { |
1085 | t->GetEvent(n); | |
1086 | Int_t sec, row; | |
1087 | if (!par->AdjustSectorRow(digarr.GetID(),sec,row)) { | |
8c2b3fd7 | 1088 | AliWarning(Form("Invalid segment ID ! %d",digarr.GetID())); |
0a61bf9d | 1089 | continue; |
1090 | } | |
8c2b3fd7 | 1091 | if (!IsSectorActive(sec)) continue; |
1092 | ||
0a61bf9d | 1093 | AliSimDigits * digrow =(AliSimDigits*) arr->CreateRow(sec,row); |
1094 | Int_t nrows = digrow->GetNRows(); | |
1095 | Int_t ncols = digrow->GetNCols(); | |
1096 | ||
1097 | digrow->ExpandBuffer(); | |
1098 | digarr.ExpandBuffer(); | |
1099 | digrow->ExpandTrackBuffer(); | |
1100 | digarr.ExpandTrackBuffer(); | |
1101 | ||
5f16d237 | 1102 | |
407ff276 | 1103 | Short_t * pamp0 = digarr.GetDigits(); |
1104 | Int_t * ptracks0 = digarr.GetTracks(); | |
1105 | Short_t * pamp1 = digrow->GetDigits(); | |
1106 | Int_t * ptracks1 = digrow->GetTracks(); | |
1107 | Int_t nelems =nrows*ncols; | |
e93a083a | 1108 | Int_t saturation = fTPCParam->GetADCSat() - 1; |
407ff276 | 1109 | //use internal structure of the AliDigits - for speed reason |
1110 | //if you cahnge implementation | |
1111 | //of the Alidigits - it must be rewriten - | |
1112 | for (Int_t i= 0; i<nelems; i++){ | |
407ff276 | 1113 | Float_t q = TMath::Nint(Float_t(*pamp0)/16.+GetNoise()); |
1114 | if (q>zerosup){ | |
1115 | if (q>saturation) q=saturation; | |
1116 | *pamp1=(Short_t)q; | |
8c2b3fd7 | 1117 | |
407ff276 | 1118 | ptracks1[0]=ptracks0[0]; |
1119 | ptracks1[nelems]=ptracks0[nelems]; | |
1120 | ptracks1[2*nelems]=ptracks0[2*nelems]; | |
1121 | } | |
1122 | pamp0++; | |
1123 | pamp1++; | |
1124 | ptracks0++; | |
1125 | ptracks1++; | |
1126 | } | |
5f16d237 | 1127 | |
5f16d237 | 1128 | arr->StoreRow(sec,row); |
1129 | arr->ClearRow(sec,row); | |
5f16d237 | 1130 | } |
0a61bf9d | 1131 | |
0a61bf9d | 1132 | |
5f16d237 | 1133 | //write results |
88cb7938 | 1134 | fLoader->WriteDigits("OVERWRITE"); |
5f16d237 | 1135 | |
88cb7938 | 1136 | delete arr; |
afc42102 | 1137 | } |
1138 | //__________________________________________________________________ | |
1139 | void AliTPC::SetDefaults(){ | |
9bdd974b | 1140 | // |
1141 | // setting the defaults | |
1142 | // | |
afc42102 | 1143 | |
afc42102 | 1144 | // Set response functions |
1145 | ||
88cb7938 | 1146 | // |
024a7e64 | 1147 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); |
88cb7938 | 1148 | rl->CdGAFile(); |
2ab0c725 | 1149 | AliTPCParamSR *param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60"); |
7a09f434 | 1150 | if(param){ |
8c2b3fd7 | 1151 | AliInfo("You are using 2 pad-length geom hits with 3 pad-lenght geom digits..."); |
7a09f434 | 1152 | delete param; |
1153 | param = new AliTPCParamSR(); | |
1154 | } | |
1155 | else { | |
1156 | param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60_150x60"); | |
1157 | } | |
1158 | if(!param){ | |
8c2b3fd7 | 1159 | AliFatal("No TPC parameters found"); |
7a09f434 | 1160 | } |
1161 | ||
1162 | ||
2ab0c725 | 1163 | AliTPCPRF2D * prfinner = new AliTPCPRF2D; |
f03e3423 | 1164 | AliTPCPRF2D * prfouter1 = new AliTPCPRF2D; |
1165 | AliTPCPRF2D * prfouter2 = new AliTPCPRF2D; | |
2ab0c725 | 1166 | AliTPCRF1D * rf = new AliTPCRF1D(kTRUE); |
2ab0c725 | 1167 | rf->SetGauss(param->GetZSigma(),param->GetZWidth(),1.); |
1168 | rf->SetOffset(3*param->GetZSigma()); | |
1169 | rf->Update(); | |
afc42102 | 1170 | |
1171 | TDirectory *savedir=gDirectory; | |
2ab0c725 | 1172 | TFile *f=TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root"); |
8c2b3fd7 | 1173 | if (!f->IsOpen()) |
1174 | AliFatal("Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !"); | |
2a336e15 | 1175 | |
1176 | TString s; | |
2ab0c725 | 1177 | prfinner->Read("prf_07504_Gati_056068_d02"); |
2a336e15 | 1178 | //PH Set different names |
1179 | s=prfinner->GetGRF()->GetName(); | |
1180 | s+="in"; | |
1181 | prfinner->GetGRF()->SetName(s.Data()); | |
1182 | ||
f03e3423 | 1183 | prfouter1->Read("prf_10006_Gati_047051_d03"); |
2a336e15 | 1184 | s=prfouter1->GetGRF()->GetName(); |
1185 | s+="out1"; | |
1186 | prfouter1->GetGRF()->SetName(s.Data()); | |
1187 | ||
f03e3423 | 1188 | prfouter2->Read("prf_15006_Gati_047051_d03"); |
2a336e15 | 1189 | s=prfouter2->GetGRF()->GetName(); |
1190 | s+="out2"; | |
1191 | prfouter2->GetGRF()->SetName(s.Data()); | |
1192 | ||
2ab0c725 | 1193 | f->Close(); |
afc42102 | 1194 | savedir->cd(); |
1195 | ||
2ab0c725 | 1196 | param->SetInnerPRF(prfinner); |
f03e3423 | 1197 | param->SetOuter1PRF(prfouter1); |
1198 | param->SetOuter2PRF(prfouter2); | |
2ab0c725 | 1199 | param->SetTimeRF(rf); |
1200 | ||
afc42102 | 1201 | // set fTPCParam |
1202 | ||
2ab0c725 | 1203 | SetParam(param); |
1204 | ||
afc42102 | 1205 | |
1206 | fDefaults = 1; | |
1207 | ||
1208 | } | |
1209 | //__________________________________________________________________ | |
85a5290f | 1210 | void AliTPC::Hits2Digits() |
1211 | { | |
9bdd974b | 1212 | // |
1213 | // creates digits from hits | |
1214 | // | |
506e60a6 | 1215 | if (!fTPCParam->IsGeoRead()){ |
1216 | // | |
1217 | // read transformation matrices for gGeoManager | |
1218 | // | |
1219 | fTPCParam->ReadGeoMatrices(); | |
1220 | } | |
9bdd974b | 1221 | |
85a5290f | 1222 | fLoader->LoadHits("read"); |
1223 | fLoader->LoadDigits("recreate"); | |
1224 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
1225 | ||
1226 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { | |
7ed5ec98 | 1227 | //PH runLoader->GetEvent(iEvent); |
85a5290f | 1228 | SetActiveSectors(); |
1229 | Hits2Digits(iEvent); | |
1230 | } | |
1231 | ||
1232 | fLoader->UnloadHits(); | |
1233 | fLoader->UnloadDigits(); | |
1234 | } | |
1235 | //__________________________________________________________________ | |
afc42102 | 1236 | void AliTPC::Hits2Digits(Int_t eventnumber) |
1237 | { | |
1238 | //---------------------------------------------------- | |
1239 | // Loop over all sectors for a single event | |
1240 | //---------------------------------------------------- | |
024a7e64 | 1241 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); |
88cb7938 | 1242 | rl->GetEvent(eventnumber); |
8c2b3fd7 | 1243 | if (fLoader->TreeH() == 0x0) { |
1244 | if(fLoader->LoadHits()) { | |
1245 | AliError("Can not load hits."); | |
1246 | } | |
1247 | } | |
88cb7938 | 1248 | SetTreeAddress(); |
1249 | ||
8c2b3fd7 | 1250 | if (fLoader->TreeD() == 0x0 ) { |
1251 | fLoader->MakeTree("D"); | |
1252 | if (fLoader->TreeD() == 0x0 ) { | |
1253 | AliError("Can not get TreeD"); | |
1254 | return; | |
1255 | } | |
1256 | } | |
afc42102 | 1257 | |
1258 | if(fDefaults == 0) SetDefaults(); // check if the parameters are set | |
407ff276 | 1259 | GenerNoise(500000); //create teble with noise |
2ab0c725 | 1260 | |
1261 | //setup TPCDigitsArray | |
afc42102 | 1262 | |
1263 | if(GetDigitsArray()) delete GetDigitsArray(); | |
8c2b3fd7 | 1264 | |
2ab0c725 | 1265 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1266 | arr->SetClass("AliSimDigits"); | |
afc42102 | 1267 | arr->Setup(fTPCParam); |
88cb7938 | 1268 | |
1269 | arr->MakeTree(fLoader->TreeD()); | |
2ab0c725 | 1270 | SetDigitsArray(arr); |
1271 | ||
afc42102 | 1272 | fDigitsSwitch=0; // standard digits |
2ab0c725 | 1273 | |
8c2b3fd7 | 1274 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) |
1275 | if (IsSectorActive(isec)) { | |
1276 | AliDebug(1,Form("Hits2Digits","Sector %d is active.",isec)); | |
1277 | Hits2DigitsSector(isec); | |
1278 | } | |
1279 | else { | |
1280 | AliDebug(1,Form("Hits2Digits","Sector %d is NOT active.",isec)); | |
1281 | } | |
1282 | ||
88cb7938 | 1283 | fLoader->WriteDigits("OVERWRITE"); |
f2a509af | 1284 | |
1285 | //this line prevents the crash in the similar one | |
1286 | //on the beginning of this method | |
1287 | //destructor attempts to reset the tree, which is deleted by the loader | |
1288 | //need to be redesign | |
8c2b3fd7 | 1289 | if(GetDigitsArray()) delete GetDigitsArray(); |
1290 | SetDigitsArray(0x0); | |
f2a509af | 1291 | |
8c555625 | 1292 | } |
1293 | ||
f8cf550c | 1294 | //__________________________________________________________________ |
0a61bf9d | 1295 | void AliTPC::Hits2SDigits2(Int_t eventnumber) |
f8cf550c | 1296 | { |
1297 | ||
1298 | //----------------------------------------------------------- | |
1299 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1300 | //----------------------------------------------------------- | |
1301 | ||
8c2b3fd7 | 1302 | //---------------------------------------------------- |
1303 | // Loop over all sectors for a single event | |
1304 | //---------------------------------------------------- | |
88cb7938 | 1305 | |
1306 | AliRunLoader* rl = fLoader->GetRunLoader(); | |
1307 | ||
1308 | rl->GetEvent(eventnumber); | |
8c2b3fd7 | 1309 | if (fLoader->TreeH() == 0x0) { |
1310 | if(fLoader->LoadHits()) { | |
1311 | AliError("Can not load hits."); | |
1312 | return; | |
1313 | } | |
1314 | } | |
88cb7938 | 1315 | SetTreeAddress(); |
f8cf550c | 1316 | |
afc42102 | 1317 | |
8c2b3fd7 | 1318 | if (fLoader->TreeS() == 0x0 ) { |
1319 | fLoader->MakeTree("S"); | |
1320 | } | |
88cb7938 | 1321 | |
afc42102 | 1322 | if(fDefaults == 0) SetDefaults(); |
88cb7938 | 1323 | |
407ff276 | 1324 | GenerNoise(500000); //create table with noise |
afc42102 | 1325 | //setup TPCDigitsArray |
1326 | ||
1327 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1328 | ||
88cb7938 | 1329 | |
afc42102 | 1330 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1331 | arr->SetClass("AliSimDigits"); | |
1332 | arr->Setup(fTPCParam); | |
88cb7938 | 1333 | arr->MakeTree(fLoader->TreeS()); |
1334 | ||
afc42102 | 1335 | SetDigitsArray(arr); |
1336 | ||
afc42102 | 1337 | fDigitsSwitch=1; // summable digits |
5f16d237 | 1338 | |
1339 | // set zero suppression to "0" | |
1340 | ||
1341 | fTPCParam->SetZeroSup(0); | |
f8cf550c | 1342 | |
8c2b3fd7 | 1343 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) |
1344 | if (IsSectorActive(isec)) { | |
1345 | Hits2DigitsSector(isec); | |
1346 | } | |
88cb7938 | 1347 | |
8c2b3fd7 | 1348 | fLoader->WriteSDigits("OVERWRITE"); |
88cb7938 | 1349 | |
1350 | //this line prevents the crash in the similar one | |
1351 | //on the beginning of this method | |
1352 | //destructor attempts to reset the tree, which is deleted by the loader | |
1353 | //need to be redesign | |
8c2b3fd7 | 1354 | if(GetDigitsArray()) delete GetDigitsArray(); |
1355 | SetDigitsArray(0x0); | |
f8cf550c | 1356 | } |
0a61bf9d | 1357 | //__________________________________________________________________ |
88cb7938 | 1358 | |
0a61bf9d | 1359 | void AliTPC::Hits2SDigits() |
1360 | { | |
1361 | ||
1362 | //----------------------------------------------------------- | |
1363 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1364 | //----------------------------------------------------------- | |
1365 | ||
506e60a6 | 1366 | if (!fTPCParam->IsGeoRead()){ |
1367 | // | |
1368 | // read transformation matrices for gGeoManager | |
1369 | // | |
1370 | fTPCParam->ReadGeoMatrices(); | |
1371 | } | |
1372 | ||
85a5290f | 1373 | fLoader->LoadHits("read"); |
1374 | fLoader->LoadSDigits("recreate"); | |
1375 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
0a61bf9d | 1376 | |
85a5290f | 1377 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { |
1378 | runLoader->GetEvent(iEvent); | |
1379 | SetTreeAddress(); | |
1380 | SetActiveSectors(); | |
1381 | Hits2SDigits2(iEvent); | |
1382 | } | |
0a61bf9d | 1383 | |
85a5290f | 1384 | fLoader->UnloadHits(); |
1385 | fLoader->UnloadSDigits(); | |
0a61bf9d | 1386 | } |
fe4da5cc | 1387 | //_____________________________________________________________________________ |
88cb7938 | 1388 | |
8c555625 | 1389 | void AliTPC::Hits2DigitsSector(Int_t isec) |
fe4da5cc | 1390 | { |
8c555625 | 1391 | //------------------------------------------------------------------- |
fe4da5cc | 1392 | // TPC conversion from hits to digits. |
8c555625 | 1393 | //------------------------------------------------------------------- |
1394 | ||
1395 | //----------------------------------------------------------------- | |
1396 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1397 | //----------------------------------------------------------------- | |
1398 | ||
fe4da5cc | 1399 | //------------------------------------------------------- |
8c555625 | 1400 | // Get the access to the track hits |
fe4da5cc | 1401 | //------------------------------------------------------- |
8c555625 | 1402 | |
afc42102 | 1403 | // check if the parameters are set - important if one calls this method |
1404 | // directly, not from the Hits2Digits | |
1405 | ||
1406 | if(fDefaults == 0) SetDefaults(); | |
cc80f89e | 1407 | |
88cb7938 | 1408 | TTree *tH = TreeH(); // pointer to the hits tree |
8c2b3fd7 | 1409 | if (tH == 0x0) { |
1410 | AliFatal("Can not find TreeH in folder"); | |
1411 | return; | |
1412 | } | |
88cb7938 | 1413 | |
73042f01 | 1414 | Stat_t ntracks = tH->GetEntries(); |
8c555625 | 1415 | |
1416 | if( ntracks > 0){ | |
1417 | ||
1418 | //------------------------------------------- | |
1419 | // Only if there are any tracks... | |
1420 | //------------------------------------------- | |
1421 | ||
8c555625 | 1422 | TObjArray **row; |
fe4da5cc | 1423 | |
8c2b3fd7 | 1424 | Int_t nrows =fTPCParam->GetNRow(isec); |
8c555625 | 1425 | |
8c2b3fd7 | 1426 | row= new TObjArray* [nrows+2]; // 2 extra rows for cross talk |
fe4da5cc | 1427 | |
8c2b3fd7 | 1428 | MakeSector(isec,nrows,tH,ntracks,row); |
8c555625 | 1429 | |
8c2b3fd7 | 1430 | //-------------------------------------------------------- |
1431 | // Digitize this sector, row by row | |
1432 | // row[i] is the pointer to the TObjArray of TVectors, | |
1433 | // each one containing electrons accepted on this | |
1434 | // row, assigned into tracks | |
1435 | //-------------------------------------------------------- | |
8c555625 | 1436 | |
8c2b3fd7 | 1437 | Int_t i; |
8c555625 | 1438 | |
8c2b3fd7 | 1439 | if (fDigitsArray->GetTree()==0) { |
1440 | AliFatal("Tree not set in fDigitsArray"); | |
1441 | } | |
8c555625 | 1442 | |
8c2b3fd7 | 1443 | for (i=0;i<nrows;i++){ |
1444 | ||
1445 | AliDigits * dig = fDigitsArray->CreateRow(isec,i); | |
8c555625 | 1446 | |
8c2b3fd7 | 1447 | DigitizeRow(i,isec,row); |
8c555625 | 1448 | |
8c2b3fd7 | 1449 | fDigitsArray->StoreRow(isec,i); |
8c555625 | 1450 | |
8c2b3fd7 | 1451 | Int_t ndig = dig->GetDigitSize(); |
88cb7938 | 1452 | |
8c2b3fd7 | 1453 | AliDebug(10, |
1454 | Form("*** Sector, row, compressed digits %d %d %d ***\n", | |
1455 | isec,i,ndig)); | |
792bb11c | 1456 | |
8c2b3fd7 | 1457 | fDigitsArray->ClearRow(isec,i); |
8c555625 | 1458 | |
cc80f89e | 1459 | |
8c2b3fd7 | 1460 | } // end of the sector digitization |
8c555625 | 1461 | |
8c2b3fd7 | 1462 | for(i=0;i<nrows+2;i++){ |
1463 | row[i]->Delete(); | |
1464 | delete row[i]; | |
1465 | } | |
cc80f89e | 1466 | |
8c2b3fd7 | 1467 | delete [] row; // delete the array of pointers to TObjArray-s |
8c555625 | 1468 | |
1469 | } // ntracks >0 | |
8c555625 | 1470 | |
cc80f89e | 1471 | } // end of Hits2DigitsSector |
8c555625 | 1472 | |
8c555625 | 1473 | |
8c555625 | 1474 | //_____________________________________________________________________________ |
cc80f89e | 1475 | void AliTPC::DigitizeRow(Int_t irow,Int_t isec,TObjArray **rows) |
8c555625 | 1476 | { |
1477 | //----------------------------------------------------------- | |
1478 | // Single row digitization, coupling from the neighbouring | |
1479 | // rows taken into account | |
1480 | //----------------------------------------------------------- | |
1481 | ||
1482 | //----------------------------------------------------------------- | |
1483 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
cc80f89e | 1484 | // Modified: Marian Ivanov GSI Darmstadt, m.ivanov@gsi.de |
8c555625 | 1485 | //----------------------------------------------------------------- |
1486 | ||
8c555625 | 1487 | Float_t zerosup = fTPCParam->GetZeroSup(); |
8c2b3fd7 | 1488 | |
cc80f89e | 1489 | fCurrentIndex[1]= isec; |
8c555625 | 1490 | |
8c555625 | 1491 | |
73042f01 | 1492 | Int_t nofPads = fTPCParam->GetNPads(isec,irow); |
1493 | Int_t nofTbins = fTPCParam->GetMaxTBin(); | |
1494 | Int_t indexRange[4]; | |
8c555625 | 1495 | // |
1496 | // Integrated signal for this row | |
1497 | // and a single track signal | |
cc80f89e | 1498 | // |
de61d5d5 | 1499 | |
e8d02863 | 1500 | TMatrixF *m1 = new TMatrixF(0,nofPads,0,nofTbins); // integrated |
1501 | TMatrixF *m2 = new TMatrixF(0,nofPads,0,nofTbins); // single | |
8c555625 | 1502 | // |
e8d02863 | 1503 | TMatrixF &total = *m1; |
8c555625 | 1504 | |
1505 | // Array of pointers to the label-signal list | |
1506 | ||
73042f01 | 1507 | Int_t nofDigits = nofPads*nofTbins; // number of digits for this row |
1508 | Float_t **pList = new Float_t* [nofDigits]; | |
8c555625 | 1509 | |
1510 | Int_t lp; | |
cc80f89e | 1511 | Int_t i1; |
73042f01 | 1512 | for(lp=0;lp<nofDigits;lp++)pList[lp]=0; // set all pointers to NULL |
8c555625 | 1513 | // |
cc80f89e | 1514 | //calculate signal |
1515 | // | |
b584c7dd | 1516 | Int_t row1=irow; |
1517 | Int_t row2=irow+2; | |
cc80f89e | 1518 | for (Int_t row= row1;row<=row2;row++){ |
1519 | Int_t nTracks= rows[row]->GetEntries(); | |
1520 | for (i1=0;i1<nTracks;i1++){ | |
1521 | fCurrentIndex[2]= row; | |
b584c7dd | 1522 | fCurrentIndex[3]=irow+1; |
1523 | if (row==irow+1){ | |
cc80f89e | 1524 | m2->Zero(); // clear single track signal matrix |
73042f01 | 1525 | Float_t trackLabel = GetSignal(rows[row],i1,m2,m1,indexRange); |
1526 | GetList(trackLabel,nofPads,m2,indexRange,pList); | |
cc80f89e | 1527 | } |
73042f01 | 1528 | else GetSignal(rows[row],i1,0,m1,indexRange); |
cc80f89e | 1529 | } |
8c555625 | 1530 | } |
cc80f89e | 1531 | |
8c555625 | 1532 | Int_t tracks[3]; |
8c555625 | 1533 | |
cc80f89e | 1534 | AliDigits *dig = fDigitsArray->GetRow(isec,irow); |
de61d5d5 | 1535 | Int_t gi=-1; |
1536 | Float_t fzerosup = zerosup+0.5; | |
1537 | for(Int_t it=0;it<nofTbins;it++){ | |
de61d5d5 | 1538 | for(Int_t ip=0;ip<nofPads;ip++){ |
1539 | gi++; | |
8c2b3fd7 | 1540 | Float_t q=total(ip,it); |
f8cf550c | 1541 | if(fDigitsSwitch == 0){ |
407ff276 | 1542 | q+=GetNoise(); |
de61d5d5 | 1543 | if(q <=fzerosup) continue; // do not fill zeros |
68771f83 | 1544 | q = TMath::Nint(q); |
e93a083a | 1545 | if(q >= fTPCParam->GetADCSat()) q = fTPCParam->GetADCSat() - 1; // saturation |
cc80f89e | 1546 | |
f8cf550c | 1547 | } |
1548 | ||
1549 | else { | |
8c2b3fd7 | 1550 | if(q <= 0.) continue; // do not fill zeros |
1551 | if(q>2000.) q=2000.; | |
1552 | q *= 16.; | |
1553 | q = TMath::Nint(q); | |
f8cf550c | 1554 | } |
8c555625 | 1555 | |
1556 | // | |
1557 | // "real" signal or electronic noise (list = -1)? | |
1558 | // | |
1559 | ||
1560 | for(Int_t j1=0;j1<3;j1++){ | |
407ff276 | 1561 | tracks[j1] = (pList[gi]) ?(Int_t)(*(pList[gi]+j1)) : -2; |
8c555625 | 1562 | } |
1563 | ||
cc80f89e | 1564 | //Begin_Html |
1565 | /* | |
1566 | <A NAME="AliDigits"></A> | |
1567 | using of AliDigits object | |
1568 | */ | |
1569 | //End_Html | |
1570 | dig->SetDigitFast((Short_t)q,it,ip); | |
8c2b3fd7 | 1571 | if (fDigitsArray->IsSimulated()) { |
1572 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[0],it,ip,0); | |
1573 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[1],it,ip,1); | |
1574 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[2],it,ip,2); | |
1575 | } | |
8c555625 | 1576 | |
1577 | } // end of loop over time buckets | |
1578 | } // end of lop over pads | |
1579 | ||
1580 | // | |
1581 | // This row has been digitized, delete nonused stuff | |
1582 | // | |
1583 | ||
73042f01 | 1584 | for(lp=0;lp<nofDigits;lp++){ |
8c555625 | 1585 | if(pList[lp]) delete [] pList[lp]; |
1586 | } | |
1587 | ||
1588 | delete [] pList; | |
1589 | ||
1590 | delete m1; | |
1591 | delete m2; | |
8c555625 | 1592 | |
1593 | } // end of DigitizeRow | |
cc80f89e | 1594 | |
8c555625 | 1595 | //_____________________________________________________________________________ |
cc80f89e | 1596 | |
de61d5d5 | 1597 | Float_t AliTPC::GetSignal(TObjArray *p1, Int_t ntr, |
e8d02863 | 1598 | TMatrixF *m1, TMatrixF *m2,Int_t *indexRange) |
8c555625 | 1599 | { |
1600 | ||
1601 | //--------------------------------------------------------------- | |
1602 | // Calculates 2-D signal (pad,time) for a single track, | |
1603 | // returns a pointer to the signal matrix and the track label | |
1604 | // No digitization is performed at this level!!! | |
1605 | //--------------------------------------------------------------- | |
1606 | ||
1607 | //----------------------------------------------------------------- | |
1608 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
cc80f89e | 1609 | // Modified: Marian Ivanov |
8c555625 | 1610 | //----------------------------------------------------------------- |
1611 | ||
8c2b3fd7 | 1612 | TVector *tv; |
de61d5d5 | 1613 | |
8c2b3fd7 | 1614 | tv = (TVector*)p1->At(ntr); // pointer to a track |
1615 | TVector &v = *tv; | |
8c555625 | 1616 | |
1617 | Float_t label = v(0); | |
506e60a6 | 1618 | Int_t centralPad = (fTPCParam->GetNPads(fCurrentIndex[1],fCurrentIndex[3]-1))/2; |
8c555625 | 1619 | |
e61fd20d | 1620 | Int_t nElectrons = (tv->GetNrows()-1)/5; |
73042f01 | 1621 | indexRange[0]=9999; // min pad |
1622 | indexRange[1]=-1; // max pad | |
1623 | indexRange[2]=9999; //min time | |
1624 | indexRange[3]=-1; // max time | |
8c555625 | 1625 | |
e8d02863 | 1626 | TMatrixF &signal = *m1; |
1627 | TMatrixF &total = *m2; | |
8c555625 | 1628 | // |
1629 | // Loop over all electrons | |
1630 | // | |
8c555625 | 1631 | for(Int_t nel=0; nel<nElectrons; nel++){ |
e61fd20d | 1632 | Int_t idx=nel*5; |
cc80f89e | 1633 | Float_t aval = v(idx+4); |
1634 | Float_t eltoadcfac=aval*fTPCParam->GetTotalNormFac(); | |
e61fd20d | 1635 | Float_t xyz[4]={v(idx+1),v(idx+2),v(idx+3),v(idx+5)}; |
de61d5d5 | 1636 | Int_t n = ((AliTPCParamSR*)fTPCParam)->CalcResponseFast(xyz,fCurrentIndex,fCurrentIndex[3]); |
1637 | ||
1638 | Int_t *index = fTPCParam->GetResBin(0); | |
1639 | Float_t *weight = & (fTPCParam->GetResWeight(0)); | |
1640 | ||
1641 | if (n>0) for (Int_t i =0; i<n; i++){ | |
8c2b3fd7 | 1642 | Int_t pad=index[1]+centralPad; //in digit coordinates central pad has coordinate 0 |
1643 | ||
1644 | if (pad>=0){ | |
1645 | Int_t time=index[2]; | |
1646 | Float_t qweight = *(weight)*eltoadcfac; | |
1647 | ||
1648 | if (m1!=0) signal(pad,time)+=qweight; | |
1649 | total(pad,time)+=qweight; | |
1650 | if (indexRange[0]>pad) indexRange[0]=pad; | |
1651 | if (indexRange[1]<pad) indexRange[1]=pad; | |
1652 | if (indexRange[2]>time) indexRange[2]=time; | |
1653 | if (indexRange[3]<time) indexRange[3]=time; | |
1654 | ||
1655 | index+=3; | |
1656 | weight++; | |
1657 | ||
1658 | } | |
cc80f89e | 1659 | } |
8c555625 | 1660 | } // end of loop over electrons |
cc80f89e | 1661 | |
8c555625 | 1662 | return label; // returns track label when finished |
1663 | } | |
1664 | ||
1665 | //_____________________________________________________________________________ | |
e8d02863 | 1666 | void AliTPC::GetList(Float_t label,Int_t np,TMatrixF *m, |
de61d5d5 | 1667 | Int_t *indexRange, Float_t **pList) |
8c555625 | 1668 | { |
1669 | //---------------------------------------------------------------------- | |
1670 | // Updates the list of tracks contributing to digits for a given row | |
1671 | //---------------------------------------------------------------------- | |
1672 | ||
1673 | //----------------------------------------------------------------- | |
1674 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1675 | //----------------------------------------------------------------- | |
1676 | ||
e8d02863 | 1677 | TMatrixF &signal = *m; |
8c555625 | 1678 | |
1679 | // lop over nonzero digits | |
1680 | ||
73042f01 | 1681 | for(Int_t it=indexRange[2];it<indexRange[3]+1;it++){ |
1682 | for(Int_t ip=indexRange[0];ip<indexRange[1]+1;ip++){ | |
8c555625 | 1683 | |
1684 | ||
8c2b3fd7 | 1685 | // accept only the contribution larger than 500 electrons (1/2 s_noise) |
921bf71a | 1686 | |
8c2b3fd7 | 1687 | if(signal(ip,it)<0.5) continue; |
921bf71a | 1688 | |
8c2b3fd7 | 1689 | Int_t globalIndex = it*np+ip; // globalIndex starts from 0! |
8c555625 | 1690 | |
8c2b3fd7 | 1691 | if(!pList[globalIndex]){ |
8c555625 | 1692 | |
8c2b3fd7 | 1693 | // |
1694 | // Create new list (6 elements - 3 signals and 3 labels), | |
1695 | // | |
8c555625 | 1696 | |
8c2b3fd7 | 1697 | pList[globalIndex] = new Float_t [6]; |
8c555625 | 1698 | |
8c2b3fd7 | 1699 | // set list to -1 |
1700 | ||
1701 | *pList[globalIndex] = -1.; | |
1702 | *(pList[globalIndex]+1) = -1.; | |
1703 | *(pList[globalIndex]+2) = -1.; | |
1704 | *(pList[globalIndex]+3) = -1.; | |
1705 | *(pList[globalIndex]+4) = -1.; | |
1706 | *(pList[globalIndex]+5) = -1.; | |
1707 | ||
1708 | *pList[globalIndex] = label; | |
1709 | *(pList[globalIndex]+3) = signal(ip,it); | |
1710 | } | |
1711 | else { | |
8c555625 | 1712 | |
8c2b3fd7 | 1713 | // check the signal magnitude |
8c555625 | 1714 | |
8c2b3fd7 | 1715 | Float_t highest = *(pList[globalIndex]+3); |
1716 | Float_t middle = *(pList[globalIndex]+4); | |
1717 | Float_t lowest = *(pList[globalIndex]+5); | |
1718 | ||
1719 | // | |
1720 | // compare the new signal with already existing list | |
1721 | // | |
1722 | ||
1723 | if(signal(ip,it)<lowest) continue; // neglect this track | |
8c555625 | 1724 | |
8c2b3fd7 | 1725 | // |
8c555625 | 1726 | |
8c2b3fd7 | 1727 | if (signal(ip,it)>highest){ |
1728 | *(pList[globalIndex]+5) = middle; | |
1729 | *(pList[globalIndex]+4) = highest; | |
1730 | *(pList[globalIndex]+3) = signal(ip,it); | |
1731 | ||
1732 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); | |
1733 | *(pList[globalIndex]+1) = *pList[globalIndex]; | |
1734 | *pList[globalIndex] = label; | |
1735 | } | |
1736 | else if (signal(ip,it)>middle){ | |
1737 | *(pList[globalIndex]+5) = middle; | |
1738 | *(pList[globalIndex]+4) = signal(ip,it); | |
1739 | ||
1740 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); | |
1741 | *(pList[globalIndex]+1) = label; | |
1742 | } | |
1743 | else{ | |
1744 | *(pList[globalIndex]+5) = signal(ip,it); | |
1745 | *(pList[globalIndex]+2) = label; | |
1746 | } | |
1747 | } | |
1748 | ||
8c555625 | 1749 | } // end of loop over pads |
1750 | } // end of loop over time bins | |
1751 | ||
8c555625 | 1752 | }//end of GetList |
1753 | //___________________________________________________________________ | |
1754 | void AliTPC::MakeSector(Int_t isec,Int_t nrows,TTree *TH, | |
1755 | Stat_t ntracks,TObjArray **row) | |
1756 | { | |
1757 | ||
1758 | //----------------------------------------------------------------- | |
1759 | // Prepares the sector digitization, creates the vectors of | |
1760 | // tracks for each row of this sector. The track vector | |
1761 | // contains the track label and the position of electrons. | |
1762 | //----------------------------------------------------------------- | |
1763 | ||
1764 | //----------------------------------------------------------------- | |
1765 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1766 | //----------------------------------------------------------------- | |
1767 | ||
cc80f89e | 1768 | Float_t gasgain = fTPCParam->GetGasGain(); |
8c555625 | 1769 | Int_t i; |
e61fd20d | 1770 | Float_t xyz[5]; |
8c555625 | 1771 | |
1772 | AliTPChit *tpcHit; // pointer to a sigle TPC hit | |
39c8eb58 | 1773 | //MI change |
1774 | TBranch * branch=0; | |
792bb11c | 1775 | if (fHitType>1) branch = TH->GetBranch("TPC2"); |
39c8eb58 | 1776 | else branch = TH->GetBranch("TPC"); |
1777 | ||
8c555625 | 1778 | |
1779 | //---------------------------------------------- | |
1780 | // Create TObjArray-s, one for each row, | |
8c2b3fd7 | 1781 | // each TObjArray will store the TVectors |
1782 | // of electrons, one TVectors per each track. | |
8c555625 | 1783 | //---------------------------------------------- |
1784 | ||
b584c7dd | 1785 | Int_t *nofElectrons = new Int_t [nrows+2]; // electron counter for each row |
8c2b3fd7 | 1786 | TVector **tracks = new TVector* [nrows+2]; //pointers to the track vectors |
de61d5d5 | 1787 | |
b584c7dd | 1788 | for(i=0; i<nrows+2; i++){ |
8c555625 | 1789 | row[i] = new TObjArray; |
f74bb6f5 | 1790 | nofElectrons[i]=0; |
1791 | tracks[i]=0; | |
8c555625 | 1792 | } |
8c555625 | 1793 | |
37831078 | 1794 | |
1795 | ||
8c555625 | 1796 | //-------------------------------------------------------------------- |
1797 | // Loop over tracks, the "track" contains the full history | |
1798 | //-------------------------------------------------------------------- | |
8c2b3fd7 | 1799 | |
8c555625 | 1800 | Int_t previousTrack,currentTrack; |
1801 | previousTrack = -1; // nothing to store so far! | |
1802 | ||
1803 | for(Int_t track=0;track<ntracks;track++){ | |
39c8eb58 | 1804 | Bool_t isInSector=kTRUE; |
8c555625 | 1805 | ResetHits(); |
792bb11c | 1806 | isInSector = TrackInVolume(isec,track); |
39c8eb58 | 1807 | if (!isInSector) continue; |
1808 | //MI change | |
1809 | branch->GetEntry(track); // get next track | |
8c2b3fd7 | 1810 | |
39c8eb58 | 1811 | //M.I. changes |
8c555625 | 1812 | |
39c8eb58 | 1813 | tpcHit = (AliTPChit*)FirstHit(-1); |
8c555625 | 1814 | |
1815 | //-------------------------------------------------------------- | |
1816 | // Loop over hits | |
1817 | //-------------------------------------------------------------- | |
1818 | ||
8c555625 | 1819 | |
39c8eb58 | 1820 | while(tpcHit){ |
8c555625 | 1821 | |
1822 | Int_t sector=tpcHit->fSector; // sector number | |
39c8eb58 | 1823 | if(sector != isec){ |
1824 | tpcHit = (AliTPChit*) NextHit(); | |
1825 | continue; | |
1826 | } | |
8c555625 | 1827 | |
daf14717 | 1828 | // Remove hits which arrive before the TPC opening gate signal |
a1ec4d07 | 1829 | if(((fTPCParam->GetZLength(isec)-TMath::Abs(tpcHit->Z())) |
daf14717 | 1830 | /fTPCParam->GetDriftV()+tpcHit->Time())<fTPCParam->GetGateDelay()) { |
1831 | tpcHit = (AliTPChit*) NextHit(); | |
1832 | continue; | |
1833 | } | |
1834 | ||
8c2b3fd7 | 1835 | currentTrack = tpcHit->Track(); // track number |
39c8eb58 | 1836 | |
8c2b3fd7 | 1837 | if(currentTrack != previousTrack){ |
8c555625 | 1838 | |
8c2b3fd7 | 1839 | // store already filled fTrack |
8c555625 | 1840 | |
8c2b3fd7 | 1841 | for(i=0;i<nrows+2;i++){ |
1842 | if(previousTrack != -1){ | |
1843 | if(nofElectrons[i]>0){ | |
1844 | TVector &v = *tracks[i]; | |
1845 | v(0) = previousTrack; | |
e61fd20d | 1846 | tracks[i]->ResizeTo(5*nofElectrons[i]+1); // shrink if necessary |
8c2b3fd7 | 1847 | row[i]->Add(tracks[i]); |
1848 | } | |
1849 | else { | |
1850 | delete tracks[i]; // delete empty TVector | |
1851 | tracks[i]=0; | |
1852 | } | |
1853 | } | |
1854 | ||
1855 | nofElectrons[i]=0; | |
e61fd20d | 1856 | tracks[i] = new TVector(601); // TVectors for the next fTrack |
8c2b3fd7 | 1857 | |
1858 | } // end of loop over rows | |
8c555625 | 1859 | |
8c2b3fd7 | 1860 | previousTrack=currentTrack; // update track label |
1861 | } | |
8c555625 | 1862 | |
8c2b3fd7 | 1863 | Int_t qI = (Int_t) (tpcHit->fQ); // energy loss (number of electrons) |
8c555625 | 1864 | |
8c2b3fd7 | 1865 | //--------------------------------------------------- |
1866 | // Calculate the electron attachment probability | |
1867 | //--------------------------------------------------- | |
8c555625 | 1868 | |
cc80f89e | 1869 | |
a1ec4d07 | 1870 | Float_t time = 1.e6*(fTPCParam->GetZLength(isec)-TMath::Abs(tpcHit->Z())) |
8c2b3fd7 | 1871 | /fTPCParam->GetDriftV(); |
1872 | // in microseconds! | |
1873 | Float_t attProb = fTPCParam->GetAttCoef()* | |
1874 | fTPCParam->GetOxyCont()*time; // fraction! | |
8c555625 | 1875 | |
8c2b3fd7 | 1876 | //----------------------------------------------- |
1877 | // Loop over electrons | |
1878 | //----------------------------------------------- | |
1879 | Int_t index[3]; | |
1880 | index[1]=isec; | |
1881 | for(Int_t nel=0;nel<qI;nel++){ | |
1882 | // skip if electron lost due to the attachment | |
1883 | if((gRandom->Rndm(0)) < attProb) continue; // electron lost! | |
1884 | xyz[0]=tpcHit->X(); | |
1885 | xyz[1]=tpcHit->Y(); | |
1886 | xyz[2]=tpcHit->Z(); | |
1887 | // | |
1888 | // protection for the nonphysical avalanche size (10**6 maximum) | |
1889 | // | |
1890 | Double_t rn=TMath::Max(gRandom->Rndm(0),1.93e-22); | |
1891 | xyz[3]= (Float_t) (-gasgain*TMath::Log(rn)); | |
1892 | index[0]=1; | |
1893 | ||
1894 | TransportElectron(xyz,index); | |
1895 | Int_t rowNumber; | |
1896 | fTPCParam->GetPadRow(xyz,index); | |
e61fd20d | 1897 | // Electron track time (for pileup simulation) |
1898 | xyz[4] = tpcHit->Time()/fTPCParam->GetTSample(); | |
8c2b3fd7 | 1899 | // row 0 - cross talk from the innermost row |
1900 | // row fNRow+1 cross talk from the outermost row | |
1901 | rowNumber = index[2]+1; | |
1902 | //transform position to local digit coordinates | |
1903 | //relative to nearest pad row | |
1904 | if ((rowNumber<0)||rowNumber>fTPCParam->GetNRow(isec)+1) continue; | |
1905 | Float_t x1,y1; | |
1906 | if (isec <fTPCParam->GetNInnerSector()) { | |
1907 | x1 = xyz[1]*fTPCParam->GetInnerPadPitchWidth(); | |
1908 | y1 = fTPCParam->GetYInner(rowNumber); | |
1909 | } | |
1910 | else{ | |
1911 | x1=xyz[1]*fTPCParam->GetOuterPadPitchWidth(); | |
1912 | y1 = fTPCParam->GetYOuter(rowNumber); | |
1913 | } | |
1914 | // gain inefficiency at the wires edges - linear | |
1915 | x1=TMath::Abs(x1); | |
1916 | y1-=1.; | |
1917 | if(x1>y1) xyz[3]*=TMath::Max(1.e-6,(y1-x1+1.)); | |
1918 | ||
1919 | nofElectrons[rowNumber]++; | |
1920 | //---------------------------------- | |
1921 | // Expand vector if necessary | |
1922 | //---------------------------------- | |
1923 | if(nofElectrons[rowNumber]>120){ | |
1924 | Int_t range = tracks[rowNumber]->GetNrows(); | |
e61fd20d | 1925 | if((nofElectrons[rowNumber])>(range-1)/5){ |
8c2b3fd7 | 1926 | |
e61fd20d | 1927 | tracks[rowNumber]->ResizeTo(range+500); // Add 100 electrons |
fe4da5cc | 1928 | } |
8c2b3fd7 | 1929 | } |
1930 | ||
1931 | TVector &v = *tracks[rowNumber]; | |
e61fd20d | 1932 | Int_t idx = 5*nofElectrons[rowNumber]-4; |
8c2b3fd7 | 1933 | Real_t * position = &(((TVector&)v)(idx)); //make code faster |
e61fd20d | 1934 | memcpy(position,xyz,5*sizeof(Float_t)); |
8c2b3fd7 | 1935 | |
1936 | } // end of loop over electrons | |
39c8eb58 | 1937 | |
8c2b3fd7 | 1938 | tpcHit = (AliTPChit*)NextHit(); |
1939 | ||
1940 | } // end of loop over hits | |
1941 | } // end of loop over tracks | |
8c555625 | 1942 | |
1943 | // | |
1944 | // store remaining track (the last one) if not empty | |
1945 | // | |
8c2b3fd7 | 1946 | |
1947 | for(i=0;i<nrows+2;i++){ | |
1948 | if(nofElectrons[i]>0){ | |
1949 | TVector &v = *tracks[i]; | |
1950 | v(0) = previousTrack; | |
e61fd20d | 1951 | tracks[i]->ResizeTo(5*nofElectrons[i]+1); // shrink if necessary |
8c2b3fd7 | 1952 | row[i]->Add(tracks[i]); |
1953 | } | |
1954 | else{ | |
1955 | delete tracks[i]; | |
1956 | tracks[i]=0; | |
1957 | } | |
1958 | } | |
1959 | ||
1960 | delete [] tracks; | |
1961 | delete [] nofElectrons; | |
8c555625 | 1962 | |
cc80f89e | 1963 | } // end of MakeSector |
8c555625 | 1964 | |
fe4da5cc | 1965 | |
1966 | //_____________________________________________________________________________ | |
1967 | void AliTPC::Init() | |
1968 | { | |
1969 | // | |
1970 | // Initialise TPC detector after definition of geometry | |
1971 | // | |
8c2b3fd7 | 1972 | AliDebug(1,"*********************************************"); |
fe4da5cc | 1973 | } |
1974 | ||
1975 | //_____________________________________________________________________________ | |
88cb7938 | 1976 | void AliTPC::MakeBranch(Option_t* option) |
fe4da5cc | 1977 | { |
1978 | // | |
1979 | // Create Tree branches for the TPC. | |
1980 | // | |
8c2b3fd7 | 1981 | AliDebug(1,""); |
fe4da5cc | 1982 | Int_t buffersize = 4000; |
1983 | char branchname[10]; | |
1984 | sprintf(branchname,"%s",GetName()); | |
88cb7938 | 1985 | |
1986 | const char *h = strstr(option,"H"); | |
8c2b3fd7 | 1987 | |
88cb7938 | 1988 | if ( h && (fHitType<=1) && (fHits == 0x0)) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03 |
1989 | ||
1990 | AliDetector::MakeBranch(option); | |
8c2b3fd7 | 1991 | |
5cf7bbad | 1992 | const char *d = strstr(option,"D"); |
8c2b3fd7 | 1993 | |
1994 | if (fDigits && fLoader->TreeD() && d) { | |
1995 | MakeBranchInTree(gAlice->TreeD(), branchname, &fDigits, buffersize, 0); | |
1996 | } | |
fe4da5cc | 1997 | |
88cb7938 | 1998 | if (fHitType>1) MakeBranch2(option,0); // MI change 14.09.2000 |
fe4da5cc | 1999 | } |
2000 | ||
2001 | //_____________________________________________________________________________ | |
2002 | void AliTPC::ResetDigits() | |
2003 | { | |
2004 | // | |
2005 | // Reset number of digits and the digits array for this detector | |
fe4da5cc | 2006 | // |
2007 | fNdigits = 0; | |
cc80f89e | 2008 | if (fDigits) fDigits->Clear(); |
fe4da5cc | 2009 | } |
2010 | ||
fe4da5cc | 2011 | |
fe4da5cc | 2012 | |
2013 | //_____________________________________________________________________________ | |
2014 | void AliTPC::SetSens(Int_t sens) | |
2015 | { | |
8c555625 | 2016 | |
2017 | //------------------------------------------------------------- | |
2018 | // Activates/deactivates the sensitive strips at the center of | |
2019 | // the pad row -- this is for the space-point resolution calculations | |
2020 | //------------------------------------------------------------- | |
2021 | ||
2022 | //----------------------------------------------------------------- | |
2023 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2024 | //----------------------------------------------------------------- | |
2025 | ||
fe4da5cc | 2026 | fSens = sens; |
2027 | } | |
2b06d5c3 | 2028 | |
4b0fdcad | 2029 | |
73042f01 | 2030 | void AliTPC::SetSide(Float_t side=0.) |
4b0fdcad | 2031 | { |
73042f01 | 2032 | // choice of the TPC side |
2033 | ||
4b0fdcad | 2034 | fSide = side; |
2035 | ||
2036 | } | |
cc80f89e | 2037 | //_____________________________________________________________________________ |
2038 | ||
2039 | void AliTPC::TransportElectron(Float_t *xyz, Int_t *index) | |
2040 | { | |
2041 | // | |
2042 | // electron transport taking into account: | |
2043 | // 1. diffusion, | |
2044 | // 2.ExB at the wires | |
2045 | // 3. nonisochronity | |
2046 | // | |
2047 | // xyz and index must be already transformed to system 1 | |
2048 | // | |
2049 | ||
2050 | fTPCParam->Transform1to2(xyz,index); | |
2051 | ||
2052 | //add diffusion | |
2053 | Float_t driftl=xyz[2]; | |
2054 | if(driftl<0.01) driftl=0.01; | |
2055 | driftl=TMath::Sqrt(driftl); | |
73042f01 | 2056 | Float_t sigT = driftl*(fTPCParam->GetDiffT()); |
2057 | Float_t sigL = driftl*(fTPCParam->GetDiffL()); | |
2058 | xyz[0]=gRandom->Gaus(xyz[0],sigT); | |
2059 | xyz[1]=gRandom->Gaus(xyz[1],sigT); | |
2060 | xyz[2]=gRandom->Gaus(xyz[2],sigL); | |
cc80f89e | 2061 | |
2062 | // ExB | |
2063 | ||
2064 | if (fTPCParam->GetMWPCReadout()==kTRUE){ | |
b584c7dd | 2065 | Float_t dx = fTPCParam->Transform2to2NearestWire(xyz,index); |
cc80f89e | 2066 | xyz[1]+=dx*(fTPCParam->GetOmegaTau()); |
2067 | } | |
b584c7dd | 2068 | //add nonisochronity (not implemented yet) |
1283eee5 | 2069 | } |
fe4da5cc | 2070 | |
fe4da5cc | 2071 | ClassImp(AliTPChit) |
179c6296 | 2072 | //______________________________________________________________________ |
2073 | AliTPChit::AliTPChit() | |
2074 | :AliHit(), | |
2075 | fSector(0), | |
2076 | fPadRow(0), | |
2077 | fQ(0), | |
2078 | fTime(0) | |
2079 | { | |
2080 | // | |
2081 | // default | |
2082 | // | |
2083 | ||
2084 | } | |
fe4da5cc | 2085 | //_____________________________________________________________________________ |
179c6296 | 2086 | AliTPChit::AliTPChit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits) |
2087 | :AliHit(shunt,track), | |
2088 | fSector(0), | |
2089 | fPadRow(0), | |
2090 | fQ(0), | |
2091 | fTime(0) | |
fe4da5cc | 2092 | { |
2093 | // | |
2094 | // Creates a TPC hit object | |
2095 | // | |
2096 | fSector = vol[0]; | |
2097 | fPadRow = vol[1]; | |
2098 | fX = hits[0]; | |
2099 | fY = hits[1]; | |
2100 | fZ = hits[2]; | |
2101 | fQ = hits[3]; | |
e61fd20d | 2102 | fTime = hits[4]; |
fe4da5cc | 2103 | } |
2104 | ||
39c8eb58 | 2105 | //________________________________________________________________________ |
792bb11c | 2106 | // Additional code because of the AliTPCTrackHitsV2 |
39c8eb58 | 2107 | |
176aff27 | 2108 | void AliTPC::MakeBranch2(Option_t *option,const char */*file*/) |
39c8eb58 | 2109 | { |
2110 | // | |
2111 | // Create a new branch in the current Root Tree | |
2112 | // The branch of fHits is automatically split | |
2113 | // MI change 14.09.2000 | |
8c2b3fd7 | 2114 | AliDebug(1,""); |
792bb11c | 2115 | if (fHitType<2) return; |
39c8eb58 | 2116 | char branchname[10]; |
2117 | sprintf(branchname,"%s2",GetName()); | |
2118 | // | |
2119 | // Get the pointer to the header | |
5cf7bbad | 2120 | const char *cH = strstr(option,"H"); |
39c8eb58 | 2121 | // |
8c2b3fd7 | 2122 | if (fTrackHits && TreeH() && cH && fHitType&4) { |
2123 | AliDebug(1,"Making branch for Type 4 Hits"); | |
88cb7938 | 2124 | TreeH()->Branch(branchname,"AliTPCTrackHitsV2",&fTrackHits,fBufferSize,99); |
8c2b3fd7 | 2125 | } |
792bb11c | 2126 | |
be5ffbfe | 2127 | // if (fTrackHitsOld && TreeH() && cH && fHitType&2) { |
2128 | // AliDebug(1,"Making branch for Type 2 Hits"); | |
2129 | // AliObjectBranch * branch = new AliObjectBranch(branchname,"AliTPCTrackHits",&fTrackHitsOld, | |
2130 | // TreeH(),fBufferSize,99); | |
2131 | // TreeH()->GetListOfBranches()->Add(branch); | |
2132 | // } | |
39c8eb58 | 2133 | } |
2134 | ||
2135 | void AliTPC::SetTreeAddress() | |
2136 | { | |
8c2b3fd7 | 2137 | //Sets tree address for hits |
2138 | if (fHitType<=1) { | |
2139 | if (fHits == 0x0 ) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03 | |
2140 | AliDetector::SetTreeAddress(); | |
2141 | } | |
792bb11c | 2142 | if (fHitType>1) SetTreeAddress2(); |
39c8eb58 | 2143 | } |
2144 | ||
2145 | void AliTPC::SetTreeAddress2() | |
2146 | { | |
2147 | // | |
2148 | // Set branch address for the TrackHits Tree | |
2149 | // | |
8c2b3fd7 | 2150 | AliDebug(1,""); |
88cb7938 | 2151 | |
39c8eb58 | 2152 | TBranch *branch; |
2153 | char branchname[20]; | |
2154 | sprintf(branchname,"%s2",GetName()); | |
2155 | // | |
2156 | // Branch address for hit tree | |
88cb7938 | 2157 | TTree *treeH = TreeH(); |
792bb11c | 2158 | if ((treeH)&&(fHitType&4)) { |
39c8eb58 | 2159 | branch = treeH->GetBranch(branchname); |
8c2b3fd7 | 2160 | if (branch) { |
2161 | branch->SetAddress(&fTrackHits); | |
2162 | AliDebug(1,"fHitType&4 Setting"); | |
2163 | } | |
f2a509af | 2164 | else |
8c2b3fd7 | 2165 | AliDebug(1,"fHitType&4 Failed (can not find branch)"); |
f2a509af | 2166 | |
39c8eb58 | 2167 | } |
be5ffbfe | 2168 | // if ((treeH)&&(fHitType&2)) { |
2169 | // branch = treeH->GetBranch(branchname); | |
2170 | // if (branch) { | |
2171 | // branch->SetAddress(&fTrackHitsOld); | |
2172 | // AliDebug(1,"fHitType&2 Setting"); | |
2173 | // } | |
2174 | // else | |
2175 | // AliDebug(1,"fHitType&2 Failed (can not find branch)"); | |
2176 | // } | |
b6e0d3fe | 2177 | //set address to TREETR |
8c2b3fd7 | 2178 | |
88cb7938 | 2179 | TTree *treeTR = TreeTR(); |
b6e0d3fe | 2180 | if (treeTR && fTrackReferences) { |
2181 | branch = treeTR->GetBranch(GetName()); | |
2182 | if (branch) branch->SetAddress(&fTrackReferences); | |
2183 | } | |
2184 | ||
39c8eb58 | 2185 | } |
2186 | ||
2187 | void AliTPC::FinishPrimary() | |
2188 | { | |
792bb11c | 2189 | if (fTrackHits &&fHitType&4) fTrackHits->FlushHitStack(); |
be5ffbfe | 2190 | // if (fTrackHitsOld && fHitType&2) fTrackHitsOld->FlushHitStack(); |
39c8eb58 | 2191 | } |
2192 | ||
2193 | ||
2194 | void AliTPC::AddHit2(Int_t track, Int_t *vol, Float_t *hits) | |
2195 | { | |
2196 | // | |
2197 | // add hit to the list | |
39c8eb58 | 2198 | Int_t rtrack; |
2199 | if (fIshunt) { | |
5d12ce38 | 2200 | int primary = gAlice->GetMCApp()->GetPrimary(track); |
2201 | gAlice->GetMCApp()->Particle(primary)->SetBit(kKeepBit); | |
39c8eb58 | 2202 | rtrack=primary; |
2203 | } else { | |
2204 | rtrack=track; | |
5d12ce38 | 2205 | gAlice->GetMCApp()->FlagTrack(track); |
39c8eb58 | 2206 | } |
792bb11c | 2207 | if (fTrackHits && fHitType&4) |
39c8eb58 | 2208 | fTrackHits->AddHitKartez(vol[0],rtrack, hits[0], |
e61fd20d | 2209 | hits[1],hits[2],(Int_t)hits[3],hits[4]); |
be5ffbfe | 2210 | // if (fTrackHitsOld &&fHitType&2 ) |
2211 | // fTrackHitsOld->AddHitKartez(vol[0],rtrack, hits[0], | |
2212 | // hits[1],hits[2],(Int_t)hits[3]); | |
792bb11c | 2213 | |
39c8eb58 | 2214 | } |
2215 | ||
2216 | void AliTPC::ResetHits() | |
88cb7938 | 2217 | { |
39c8eb58 | 2218 | if (fHitType&1) AliDetector::ResetHits(); |
792bb11c | 2219 | if (fHitType>1) ResetHits2(); |
39c8eb58 | 2220 | } |
2221 | ||
2222 | void AliTPC::ResetHits2() | |
2223 | { | |
2224 | // | |
2225 | //reset hits | |
792bb11c | 2226 | if (fTrackHits && fHitType&4) fTrackHits->Clear(); |
be5ffbfe | 2227 | // if (fTrackHitsOld && fHitType&2) fTrackHitsOld->Clear(); |
792bb11c | 2228 | |
39c8eb58 | 2229 | } |
2230 | ||
2231 | AliHit* AliTPC::FirstHit(Int_t track) | |
2232 | { | |
792bb11c | 2233 | if (fHitType>1) return FirstHit2(track); |
39c8eb58 | 2234 | return AliDetector::FirstHit(track); |
2235 | } | |
2236 | AliHit* AliTPC::NextHit() | |
2237 | { | |
9bdd974b | 2238 | // |
2239 | // gets next hit | |
2240 | // | |
792bb11c | 2241 | if (fHitType>1) return NextHit2(); |
2242 | ||
39c8eb58 | 2243 | return AliDetector::NextHit(); |
2244 | } | |
2245 | ||
2246 | AliHit* AliTPC::FirstHit2(Int_t track) | |
2247 | { | |
2248 | // | |
2249 | // Initialise the hit iterator | |
2250 | // Return the address of the first hit for track | |
2251 | // If track>=0 the track is read from disk | |
2252 | // while if track<0 the first hit of the current | |
2253 | // track is returned | |
2254 | // | |
2255 | if(track>=0) { | |
2256 | gAlice->ResetHits(); | |
88cb7938 | 2257 | TreeH()->GetEvent(track); |
39c8eb58 | 2258 | } |
2259 | // | |
792bb11c | 2260 | if (fTrackHits && fHitType&4) { |
39c8eb58 | 2261 | fTrackHits->First(); |
2262 | return fTrackHits->GetHit(); | |
2263 | } | |
be5ffbfe | 2264 | // if (fTrackHitsOld && fHitType&2) { |
2265 | // fTrackHitsOld->First(); | |
2266 | // return fTrackHitsOld->GetHit(); | |
2267 | // } | |
792bb11c | 2268 | |
39c8eb58 | 2269 | else return 0; |
2270 | } | |
2271 | ||
2272 | AliHit* AliTPC::NextHit2() | |
2273 | { | |
2274 | // | |
2275 | //Return the next hit for the current track | |
2276 | ||
792bb11c | 2277 | |
be5ffbfe | 2278 | // if (fTrackHitsOld && fHitType&2) { |
2279 | // fTrackHitsOld->Next(); | |
2280 | // return fTrackHitsOld->GetHit(); | |
2281 | // } | |
39c8eb58 | 2282 | if (fTrackHits) { |
2283 | fTrackHits->Next(); | |
2284 | return fTrackHits->GetHit(); | |
2285 | } | |
2286 | else | |
2287 | return 0; | |
2288 | } | |
2289 | ||
2290 | void AliTPC::LoadPoints(Int_t) | |
2291 | { | |
2292 | // | |
2293 | Int_t a = 0; | |
8c2b3fd7 | 2294 | |
f2e8b846 | 2295 | if(fHitType==1) AliDetector::LoadPoints(a); |
2296 | else LoadPoints2(a); | |
39c8eb58 | 2297 | } |
2298 | ||
2299 | ||
2300 | void AliTPC::RemapTrackHitIDs(Int_t *map) | |
2301 | { | |
9bdd974b | 2302 | // |
2303 | // remapping | |
2304 | // | |
39c8eb58 | 2305 | if (!fTrackHits) return; |
39c8eb58 | 2306 | |
be5ffbfe | 2307 | // if (fTrackHitsOld && fHitType&2){ |
2308 | // AliObjectArray * arr = fTrackHitsOld->fTrackHitsInfo; | |
2309 | // for (UInt_t i=0;i<arr->GetSize();i++){ | |
2310 | // AliTrackHitsInfo * info = (AliTrackHitsInfo *)(arr->At(i)); | |
2311 | // info->fTrackID = map[info->fTrackID]; | |
2312 | // } | |
2313 | // } | |
2314 | // if (fTrackHitsOld && fHitType&4){ | |
2315 | if (fTrackHits && fHitType&4){ | |
792bb11c | 2316 | TClonesArray * arr = fTrackHits->GetArray();; |
2317 | for (Int_t i=0;i<arr->GetEntriesFast();i++){ | |
2318 | AliTrackHitsParamV2 * info = (AliTrackHitsParamV2 *)(arr->At(i)); | |
b9671574 | 2319 | info->SetTrackID(map[info->GetTrackID()]); |
792bb11c | 2320 | } |
2321 | } | |
39c8eb58 | 2322 | } |
2323 | ||
792bb11c | 2324 | Bool_t AliTPC::TrackInVolume(Int_t id,Int_t track) |
2325 | { | |
2326 | //return bool information - is track in given volume | |
2327 | //load only part of the track information | |
2328 | //return true if current track is in volume | |
2329 | // | |
2330 | // return kTRUE; | |
be5ffbfe | 2331 | // if (fTrackHitsOld && fHitType&2) { |
2332 | // TBranch * br = TreeH()->GetBranch("fTrackHitsInfo"); | |
2333 | // br->GetEvent(track); | |
2334 | // AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
2335 | // for (UInt_t j=0;j<ar->GetSize();j++){ | |
2336 | // if ( ((AliTrackHitsInfo*)ar->At(j))->fVolumeID==id) return kTRUE; | |
2337 | // } | |
2338 | // } | |
792bb11c | 2339 | |
2340 | if (fTrackHits && fHitType&4) { | |
88cb7938 | 2341 | TBranch * br1 = TreeH()->GetBranch("fVolumes"); |
2342 | TBranch * br2 = TreeH()->GetBranch("fNVolumes"); | |
792bb11c | 2343 | br2->GetEvent(track); |
2344 | br1->GetEvent(track); | |
2345 | Int_t *volumes = fTrackHits->GetVolumes(); | |
2346 | Int_t nvolumes = fTrackHits->GetNVolumes(); | |
2347 | if (!volumes && nvolumes>0) { | |
8c2b3fd7 | 2348 | AliWarning(Form("Problematic track\t%d\t%d",track,nvolumes)); |
792bb11c | 2349 | return kFALSE; |
2350 | } | |
2351 | for (Int_t j=0;j<nvolumes; j++) | |
2352 | if (volumes[j]==id) return kTRUE; | |
2353 | } | |
2354 | ||
2355 | if (fHitType&1) { | |
88cb7938 | 2356 | TBranch * br = TreeH()->GetBranch("fSector"); |
792bb11c | 2357 | br->GetEvent(track); |
2358 | for (Int_t j=0;j<fHits->GetEntriesFast();j++){ | |
2359 | if ( ((AliTPChit*)fHits->At(j))->fSector==id) return kTRUE; | |
2360 | } | |
2361 | } | |
2362 | return kFALSE; | |
2363 | ||
2364 | } | |
39c8eb58 | 2365 | |
2366 | //_____________________________________________________________________________ | |
2367 | void AliTPC::LoadPoints2(Int_t) | |
2368 | { | |
2369 | // | |
2370 | // Store x, y, z of all hits in memory | |
2371 | // | |
be5ffbfe | 2372 | // if (fTrackHits == 0 && fTrackHitsOld==0) return; |
2373 | if (fTrackHits == 0 ) return; | |
39c8eb58 | 2374 | // |
792bb11c | 2375 | Int_t nhits =0; |
2376 | if (fHitType&4) nhits = fTrackHits->GetEntriesFast(); | |
be5ffbfe | 2377 | // if (fHitType&2) nhits = fTrackHitsOld->GetEntriesFast(); |
792bb11c | 2378 | |
39c8eb58 | 2379 | if (nhits == 0) return; |
5d12ce38 | 2380 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); |
39c8eb58 | 2381 | if (fPoints == 0) fPoints = new TObjArray(tracks); |
2382 | AliHit *ahit; | |
2383 | // | |
2384 | Int_t *ntrk=new Int_t[tracks]; | |
2385 | Int_t *limi=new Int_t[tracks]; | |
2386 | Float_t **coor=new Float_t*[tracks]; | |
2387 | for(Int_t i=0;i<tracks;i++) { | |
2388 | ntrk[i]=0; | |
2389 | coor[i]=0; | |
2390 | limi[i]=0; | |
2391 | } | |
2392 | // | |
2393 | AliPoints *points = 0; | |
2394 | Float_t *fp=0; | |
2395 | Int_t trk; | |
2396 | Int_t chunk=nhits/4+1; | |
2397 | // | |
2398 | // Loop over all the hits and store their position | |
2399 | // | |
2400 | ahit = FirstHit2(-1); | |
39c8eb58 | 2401 | while (ahit){ |
39c8eb58 | 2402 | trk=ahit->GetTrack(); |
2403 | if(ntrk[trk]==limi[trk]) { | |
2404 | // | |
2405 | // Initialise a new track | |
2406 | fp=new Float_t[3*(limi[trk]+chunk)]; | |
2407 | if(coor[trk]) { | |
2408 | memcpy(fp,coor[trk],sizeof(Float_t)*3*limi[trk]); | |
2409 | delete [] coor[trk]; | |
2410 | } | |
2411 | limi[trk]+=chunk; | |
2412 | coor[trk] = fp; | |
2413 | } else { | |
2414 | fp = coor[trk]; | |
2415 | } | |
2416 | fp[3*ntrk[trk] ] = ahit->X(); | |
2417 | fp[3*ntrk[trk]+1] = ahit->Y(); | |
2418 | fp[3*ntrk[trk]+2] = ahit->Z(); | |
2419 | ntrk[trk]++; | |
2420 | ahit = NextHit2(); | |
2421 | } | |
792bb11c | 2422 | |
2423 | ||
2424 | ||
39c8eb58 | 2425 | // |
2426 | for(trk=0; trk<tracks; ++trk) { | |
2427 | if(ntrk[trk]) { | |
2428 | points = new AliPoints(); | |
e939a978 | 2429 | points->SetMarkerColor(kYellow); //PH kYellow it the default in TPC |
2430 | points->SetMarkerSize(1);//PH Default size=1 | |
39c8eb58 | 2431 | points->SetDetector(this); |
2432 | points->SetParticle(trk); | |
e939a978 | 2433 | points->SetPolyMarker(ntrk[trk],coor[trk],1); // Default style=1 |
39c8eb58 | 2434 | fPoints->AddAt(points,trk); |
2435 | delete [] coor[trk]; | |
2436 | coor[trk]=0; | |
2437 | } | |
2438 | } | |
2439 | delete [] coor; | |
2440 | delete [] ntrk; | |
2441 | delete [] limi; | |
2442 | } | |
2443 | ||
2444 | ||
2445 | //_____________________________________________________________________________ | |
2446 | void AliTPC::LoadPoints3(Int_t) | |
2447 | { | |
2448 | // | |
2449 | // Store x, y, z of all hits in memory | |
2450 | // - only intersection point with pad row | |
2451 | if (fTrackHits == 0) return; | |
2452 | // | |
2453 | Int_t nhits = fTrackHits->GetEntriesFast(); | |
2454 | if (nhits == 0) return; | |
5d12ce38 | 2455 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); |
39c8eb58 | 2456 | if (fPoints == 0) fPoints = new TObjArray(2*tracks); |
2457 | fPoints->Expand(2*tracks); | |
2458 | AliHit *ahit; | |
2459 | // | |
2460 | Int_t *ntrk=new Int_t[tracks]; | |
2461 | Int_t *limi=new Int_t[tracks]; | |
2462 | Float_t **coor=new Float_t*[tracks]; | |
2463 | for(Int_t i=0;i<tracks;i++) { | |
2464 | ntrk[i]=0; | |
2465 | coor[i]=0; | |
2466 | limi[i]=0; | |
2467 | } | |
2468 | // | |
2469 | AliPoints *points = 0; | |
2470 | Float_t *fp=0; | |
2471 | Int_t trk; | |
2472 | Int_t chunk=nhits/4+1; | |
2473 | // | |
2474 | // Loop over all the hits and store their position | |
2475 | // | |
2476 | ahit = FirstHit2(-1); | |
39c8eb58 | 2477 | |
2478 | Int_t lastrow = -1; | |
2479 | while (ahit){ | |
39c8eb58 | 2480 | trk=ahit->GetTrack(); |
2481 | Float_t x[3]={ahit->X(),ahit->Y(),ahit->Z()}; | |
2482 | Int_t index[3]={1,((AliTPChit*)ahit)->fSector,0}; | |
2483 | Int_t currentrow = fTPCParam->GetPadRow(x,index) ; | |
2484 | if (currentrow!=lastrow){ | |
2485 | lastrow = currentrow; | |
2486 | //later calculate intersection point | |
2487 | if(ntrk[trk]==limi[trk]) { | |
2488 | // | |
2489 | // Initialise a new track | |
2490 | fp=new Float_t[3*(limi[trk]+chunk)]; | |
2491 | if(coor[trk]) { | |
2492 | memcpy(fp,coor[trk],sizeof(Float_t)*3*limi[trk]); | |
2493 | delete [] coor[trk]; | |
2494 | } | |
2495 | limi[trk]+=chunk; | |
2496 | coor[trk] = fp; | |
2497 | } else { | |
2498 | fp = coor[trk]; | |
2499 | } | |
2500 | fp[3*ntrk[trk] ] = ahit->X(); | |
2501 | fp[3*ntrk[trk]+1] = ahit->Y(); | |
2502 | fp[3*ntrk[trk]+2] = ahit->Z(); | |
2503 | ntrk[trk]++; | |
2504 | } | |
2505 | ahit = NextHit2(); | |
2506 | } | |
2507 | ||
2508 | // | |
2509 | for(trk=0; trk<tracks; ++trk) { | |
2510 | if(ntrk[trk]) { | |
2511 | points = new AliPoints(); | |
e939a978 | 2512 | points->SetMarkerColor(kMagenta); //PH kYellow + 1 is kMagenta |
39c8eb58 | 2513 | points->SetMarkerStyle(5); |
2514 | points->SetMarkerSize(0.2); | |
2515 | points->SetDetector(this); | |
2516 | points->SetParticle(trk); | |
39c8eb58 | 2517 | points->SetPolyMarker(ntrk[trk],coor[trk],30); |
2518 | fPoints->AddAt(points,tracks+trk); | |
2519 | delete [] coor[trk]; | |
2520 | coor[trk]=0; | |
2521 | } | |
2522 | } | |
2523 | delete [] coor; | |
2524 | delete [] ntrk; | |
2525 | delete [] limi; | |
2526 | } | |
2527 | ||
2528 | ||
2529 | ||
88cb7938 | 2530 | AliLoader* AliTPC::MakeLoader(const char* topfoldername) |
2531 | { | |
8c2b3fd7 | 2532 | //Makes TPC loader |
2533 | fLoader = new AliTPCLoader(GetName(),topfoldername); | |
2534 | return fLoader; | |
88cb7938 | 2535 | } |
2536 | ||
42157e55 | 2537 | //////////////////////////////////////////////////////////////////////// |
2538 | AliTPCParam* AliTPC::LoadTPCParam(TFile *file) { | |
2539 | // | |
2540 | // load TPC paarmeters from a given file or create new if the object | |
2541 | // is not found there | |
88cb7938 | 2542 | // 12/05/2003 This method should be moved to the AliTPCLoader |
2543 | // and one has to decide where to store the TPC parameters | |
2544 | // M.Kowalski | |
42157e55 | 2545 | char paramName[50]; |
2546 | sprintf(paramName,"75x40_100x60_150x60"); | |
2547 | AliTPCParam *paramTPC=(AliTPCParam*)file->Get(paramName); | |
2548 | if (paramTPC) { | |
8c2b3fd7 | 2549 | AliDebugClass(1,Form("TPC parameters %s found.",paramName)); |
42157e55 | 2550 | } else { |
8c2b3fd7 | 2551 | AliWarningClass("TPC parameters not found. Create new (they may be incorrect)"); |
42157e55 | 2552 | paramTPC = new AliTPCParamSR; |
2553 | } | |
2554 | return paramTPC; | |
2555 | ||
2556 | // the older version of parameters can be accessed with this code. | |
2557 | // In some cases, we have old parameters saved in the file but | |
2558 | // digits were created with new parameters, it can be distinguish | |
2559 | // by the name of TPC TreeD. The code here is just for the case | |
2560 | // we would need to compare with old data, uncomment it if needed. | |
2561 | // | |
2562 | // char paramName[50]; | |
2563 | // sprintf(paramName,"75x40_100x60"); | |
2564 | // AliTPCParam *paramTPC=(AliTPCParam*)in->Get(paramName); | |
2565 | // if (paramTPC) { | |
2566 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
2567 | // } else { | |
2568 | // sprintf(paramName,"75x40_100x60_150x60"); | |
2569 | // paramTPC=(AliTPCParam*)in->Get(paramName); | |
2570 | // if (paramTPC) { | |
2571 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
2572 | // } else { | |
2573 | // cerr<<"TPC parameters not found. Create new (they may be incorrect)." | |
2574 | // <<endl; | |
2575 | // paramTPC = new AliTPCParamSR; | |
2576 | // } | |
2577 | // } | |
2578 | // return paramTPC; | |
2579 | ||
2580 | } | |
2581 | ||
85a5290f | 2582 |