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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 | ||
16 | /* $Id$ */ | |
17 | ||
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 | /* | |
27 | <img src="picts/AliTPCClass.gif"> | |
28 | */ | |
29 | //End_Html | |
30 | // // | |
31 | // // | |
32 | /////////////////////////////////////////////////////////////////////////////// | |
33 | ||
34 | // | |
35 | ||
36 | #include <Riostream.h> | |
37 | #include <stdlib.h> | |
38 | ||
39 | #include <TFile.h> | |
40 | #include <TGeometry.h> | |
41 | #include <TInterpreter.h> | |
42 | #include <TMath.h> | |
43 | #include <TMatrixF.h> | |
44 | #include <TVector.h> | |
45 | #include <TNode.h> | |
46 | #include <TObjectTable.h> | |
47 | #include <TParticle.h> | |
48 | #include <TROOT.h> | |
49 | #include <TRandom.h> | |
50 | #include <TSystem.h> | |
51 | #include <TTUBS.h> | |
52 | #include <TTree.h> | |
53 | #include <TVirtualMC.h> | |
54 | #include <TString.h> | |
55 | #include <TF2.h> | |
56 | #include <TStopwatch.h> | |
57 | ||
58 | #include "AliDigits.h" | |
59 | #include "AliMagF.h" | |
60 | #include "AliPoints.h" | |
61 | #include "AliRun.h" | |
62 | #include "AliRunLoader.h" | |
63 | #include "AliSimDigits.h" | |
64 | #include "AliTPC.h" | |
65 | #include "AliTPC.h" | |
66 | #include "AliTPCDigitsArray.h" | |
67 | #include "AliTPCLoader.h" | |
68 | #include "AliTPCPRF2D.h" | |
69 | #include "AliTPCParamSR.h" | |
70 | #include "AliTPCRF1D.h" | |
71 | //#include "AliTPCTrackHits.h" | |
72 | #include "AliTPCTrackHitsV2.h" | |
73 | #include "AliTrackReference.h" | |
74 | #include "AliMC.h" | |
75 | #include "AliStack.h" | |
76 | #include "AliTPCDigitizer.h" | |
77 | #include "AliTPCBuffer.h" | |
78 | #include "AliTPCDDLRawData.h" | |
79 | #include "AliLog.h" | |
80 | #include "AliRawReader.h" | |
81 | #include "AliTPCRawStream.h" | |
82 | ||
83 | ClassImp(AliTPC) | |
84 | //_____________________________________________________________________________ | |
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), | |
95 | fNoiseDepth(0), | |
96 | fNoiseTable(0), | |
97 | fCurrentNoise(0), | |
98 | fActiveSectors(0) | |
99 | ||
100 | { | |
101 | // | |
102 | // Default constructor | |
103 | // | |
104 | fIshunt = 0; | |
105 | ||
106 | // fTrackHitsOld = 0; | |
107 | #if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1) | |
108 | fHitType = 4; // ROOT containers | |
109 | #else | |
110 | fHitType = 2; //default CONTAINERS - based on ROOT structure | |
111 | #endif | |
112 | } | |
113 | ||
114 | //_____________________________________________________________________________ | |
115 | AliTPC::AliTPC(const char *name, const char *title) | |
116 | : AliDetector(name,title), | |
117 | fDefaults(0), | |
118 | fSens(0), | |
119 | fNsectors(0), | |
120 | fDigitsArray(0), | |
121 | fTPCParam(0), | |
122 | fTrackHits(0), | |
123 | fHitType(0), | |
124 | fDigitsSwitch(0), | |
125 | fSide(0), | |
126 | fNoiseDepth(0), | |
127 | fNoiseTable(0), | |
128 | fCurrentNoise(0), | |
129 | fActiveSectors(0) | |
130 | { | |
131 | // | |
132 | // Standard constructor | |
133 | // | |
134 | ||
135 | // | |
136 | // Initialise arrays of hits and digits | |
137 | fHits = new TClonesArray("AliTPChit", 176); | |
138 | gAlice->GetMCApp()->AddHitList(fHits); | |
139 | // | |
140 | fTrackHits = new AliTPCTrackHitsV2; | |
141 | fTrackHits->SetHitPrecision(0.002); | |
142 | fTrackHits->SetStepPrecision(0.003); | |
143 | fTrackHits->SetMaxDistance(100); | |
144 | ||
145 | //fTrackHitsOld = new AliTPCTrackHits; //MI - 13.09.2000 | |
146 | //fTrackHitsOld->SetHitPrecision(0.002); | |
147 | //fTrackHitsOld->SetStepPrecision(0.003); | |
148 | //fTrackHitsOld->SetMaxDistance(100); | |
149 | ||
150 | ||
151 | #if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1) | |
152 | fHitType = 4; // ROOT containers | |
153 | #else | |
154 | fHitType = 2; | |
155 | #endif | |
156 | ||
157 | ||
158 | ||
159 | // | |
160 | fIshunt = 0; | |
161 | // | |
162 | // Initialise color attributes | |
163 | //PH SetMarkerColor(kYellow); | |
164 | ||
165 | // | |
166 | // Set TPC parameters | |
167 | // | |
168 | ||
169 | ||
170 | if (!strcmp(title,"Default")) { | |
171 | fTPCParam = new AliTPCParamSR; | |
172 | } else { | |
173 | AliWarning("In Config.C you must set non-default parameters."); | |
174 | fTPCParam=0; | |
175 | } | |
176 | } | |
177 | ||
178 | //_____________________________________________________________________________ | |
179 | AliTPC::~AliTPC() | |
180 | { | |
181 | // | |
182 | // TPC destructor | |
183 | // | |
184 | ||
185 | fIshunt = 0; | |
186 | delete fHits; | |
187 | delete fDigits; | |
188 | delete fTPCParam; | |
189 | delete fTrackHits; //MI 15.09.2000 | |
190 | // delete fTrackHitsOld; //MI 10.12.2001 | |
191 | ||
192 | fDigitsArray = 0x0; | |
193 | delete [] fNoiseTable; | |
194 | delete [] fActiveSectors; | |
195 | ||
196 | } | |
197 | ||
198 | //_____________________________________________________________________________ | |
199 | void AliTPC::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
200 | { | |
201 | // | |
202 | // Add a hit to the list | |
203 | // | |
204 | if (fHitType&1){ | |
205 | TClonesArray &lhits = *fHits; | |
206 | new(lhits[fNhits++]) AliTPChit(fIshunt,track,vol,hits); | |
207 | } | |
208 | if (fHitType>1) | |
209 | AddHit2(track,vol,hits); | |
210 | } | |
211 | ||
212 | //_____________________________________________________________________________ | |
213 | void AliTPC::BuildGeometry() | |
214 | { | |
215 | ||
216 | // | |
217 | // Build TPC ROOT TNode geometry for the event display | |
218 | // | |
219 | TNode *nNode, *nTop; | |
220 | TTUBS *tubs; | |
221 | Int_t i; | |
222 | const int kColorTPC=19; | |
223 | char name[5], title[25]; | |
224 | const Double_t kDegrad=TMath::Pi()/180; | |
225 | const Double_t kRaddeg=180./TMath::Pi(); | |
226 | ||
227 | ||
228 | Float_t innerOpenAngle = fTPCParam->GetInnerAngle(); | |
229 | Float_t outerOpenAngle = fTPCParam->GetOuterAngle(); | |
230 | ||
231 | Float_t innerAngleShift = fTPCParam->GetInnerAngleShift(); | |
232 | Float_t outerAngleShift = fTPCParam->GetOuterAngleShift(); | |
233 | ||
234 | Int_t nLo = fTPCParam->GetNInnerSector()/2; | |
235 | Int_t nHi = fTPCParam->GetNOuterSector()/2; | |
236 | ||
237 | const Double_t kloAng = (Double_t)TMath::Nint(innerOpenAngle*kRaddeg); | |
238 | const Double_t khiAng = (Double_t)TMath::Nint(outerOpenAngle*kRaddeg); | |
239 | const Double_t kloAngSh = (Double_t)TMath::Nint(innerAngleShift*kRaddeg); | |
240 | const Double_t khiAngSh = (Double_t)TMath::Nint(outerAngleShift*kRaddeg); | |
241 | ||
242 | ||
243 | const Double_t kloCorr = 1/TMath::Cos(0.5*kloAng*kDegrad); | |
244 | const Double_t khiCorr = 1/TMath::Cos(0.5*khiAng*kDegrad); | |
245 | ||
246 | Double_t rl,ru; | |
247 | ||
248 | ||
249 | // | |
250 | // Get ALICE top node | |
251 | // | |
252 | ||
253 | nTop=gAlice->GetGeometry()->GetNode("alice"); | |
254 | ||
255 | // inner sectors | |
256 | ||
257 | rl = fTPCParam->GetInnerRadiusLow(); | |
258 | ru = fTPCParam->GetInnerRadiusUp(); | |
259 | ||
260 | ||
261 | for(i=0;i<nLo;i++) { | |
262 | sprintf(name,"LS%2.2d",i); | |
263 | name[4]='\0'; | |
264 | sprintf(title,"TPC low sector %3d",i); | |
265 | title[24]='\0'; | |
266 | ||
267 | tubs = new TTUBS(name,title,"void",rl*kloCorr,ru*kloCorr,250., | |
268 | kloAng*(i-0.5)+kloAngSh,kloAng*(i+0.5)+kloAngSh); | |
269 | tubs->SetNumberOfDivisions(1); | |
270 | nTop->cd(); | |
271 | nNode = new TNode(name,title,name,0,0,0,""); | |
272 | nNode->SetLineColor(kColorTPC); | |
273 | fNodes->Add(nNode); | |
274 | } | |
275 | ||
276 | // Outer sectors | |
277 | ||
278 | rl = fTPCParam->GetOuterRadiusLow(); | |
279 | ru = fTPCParam->GetOuterRadiusUp(); | |
280 | ||
281 | for(i=0;i<nHi;i++) { | |
282 | sprintf(name,"US%2.2d",i); | |
283 | name[4]='\0'; | |
284 | sprintf(title,"TPC upper sector %d",i); | |
285 | title[24]='\0'; | |
286 | tubs = new TTUBS(name,title,"void",rl*khiCorr,ru*khiCorr,250, | |
287 | khiAng*(i-0.5)+khiAngSh,khiAng*(i+0.5)+khiAngSh); | |
288 | tubs->SetNumberOfDivisions(1); | |
289 | nTop->cd(); | |
290 | nNode = new TNode(name,title,name,0,0,0,""); | |
291 | nNode->SetLineColor(kColorTPC); | |
292 | fNodes->Add(nNode); | |
293 | } | |
294 | ||
295 | } | |
296 | ||
297 | //_____________________________________________________________________________ | |
298 | void AliTPC::CreateMaterials() | |
299 | { | |
300 | //----------------------------------------------- | |
301 | // Create Materials for for TPC simulations | |
302 | //----------------------------------------------- | |
303 | ||
304 | //----------------------------------------------------------------- | |
305 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
306 | //----------------------------------------------------------------- | |
307 | ||
308 | Int_t iSXFLD=gAlice->Field()->Integ(); | |
309 | Float_t sXMGMX=gAlice->Field()->Max(); | |
310 | ||
311 | Float_t amat[5]; // atomic numbers | |
312 | Float_t zmat[5]; // z | |
313 | Float_t wmat[5]; // proportions | |
314 | ||
315 | Float_t density; | |
316 | ||
317 | ||
318 | ||
319 | //***************** Gases ************************* | |
320 | ||
321 | ||
322 | //-------------------------------------------------------------- | |
323 | // gases - air and CO2 | |
324 | //-------------------------------------------------------------- | |
325 | ||
326 | // CO2 | |
327 | ||
328 | amat[0]=12.011; | |
329 | amat[1]=15.9994; | |
330 | ||
331 | zmat[0]=6.; | |
332 | zmat[1]=8.; | |
333 | ||
334 | wmat[0]=0.2729; | |
335 | wmat[1]=0.7271; | |
336 | ||
337 | density=0.001977; | |
338 | ||
339 | ||
340 | AliMixture(10,"CO2",amat,zmat,density,2,wmat); | |
341 | // | |
342 | // Air | |
343 | // | |
344 | amat[0]=15.9994; | |
345 | amat[1]=14.007; | |
346 | // | |
347 | zmat[0]=8.; | |
348 | zmat[1]=7.; | |
349 | // | |
350 | wmat[0]=0.233; | |
351 | wmat[1]=0.767; | |
352 | // | |
353 | density=0.001205; | |
354 | ||
355 | AliMixture(11,"Air",amat,zmat,density,2,wmat); | |
356 | ||
357 | //---------------------------------------------------------------- | |
358 | // drift gases | |
359 | //---------------------------------------------------------------- | |
360 | ||
361 | ||
362 | // Drift gases 1 - nonsensitive, 2 - sensitive | |
363 | // Ne-CO2-N (85-10-5) | |
364 | ||
365 | amat[0]= 20.18; | |
366 | amat[1]=12.011; | |
367 | amat[2]=15.9994; | |
368 | amat[3]=14.007; | |
369 | ||
370 | zmat[0]= 10.; | |
371 | zmat[1]=6.; | |
372 | zmat[2]=8.; | |
373 | zmat[3]=7.; | |
374 | ||
375 | wmat[0]=0.7707; | |
376 | wmat[1]=0.0539; | |
377 | wmat[2]=0.1438; | |
378 | wmat[3]=0.0316; | |
379 | ||
380 | density=0.0010252; | |
381 | ||
382 | AliMixture(12,"Ne-CO2-N-1",amat,zmat,density,4,wmat); | |
383 | AliMixture(13,"Ne-CO2-N-2",amat,zmat,density,4,wmat); | |
384 | ||
385 | //---------------------------------------------------------------------- | |
386 | // solid materials | |
387 | //---------------------------------------------------------------------- | |
388 | ||
389 | ||
390 | // Kevlar C14H22O2N2 | |
391 | ||
392 | amat[0] = 12.011; | |
393 | amat[1] = 1.; | |
394 | amat[2] = 15.999; | |
395 | amat[3] = 14.006; | |
396 | ||
397 | zmat[0] = 6.; | |
398 | zmat[1] = 1.; | |
399 | zmat[2] = 8.; | |
400 | zmat[3] = 7.; | |
401 | ||
402 | wmat[0] = 14.; | |
403 | wmat[1] = 22.; | |
404 | wmat[2] = 2.; | |
405 | wmat[3] = 2.; | |
406 | ||
407 | density = 1.45; | |
408 | ||
409 | AliMixture(14,"Kevlar",amat,zmat,density,-4,wmat); | |
410 | ||
411 | // NOMEX | |
412 | ||
413 | amat[0] = 12.011; | |
414 | amat[1] = 1.; | |
415 | amat[2] = 15.999; | |
416 | amat[3] = 14.006; | |
417 | ||
418 | zmat[0] = 6.; | |
419 | zmat[1] = 1.; | |
420 | zmat[2] = 8.; | |
421 | zmat[3] = 7.; | |
422 | ||
423 | wmat[0] = 14.; | |
424 | wmat[1] = 22.; | |
425 | wmat[2] = 2.; | |
426 | wmat[3] = 2.; | |
427 | ||
428 | density = 0.029; | |
429 | ||
430 | AliMixture(15,"NOMEX",amat,zmat,density,-4,wmat); | |
431 | ||
432 | // Makrolon C16H18O3 | |
433 | ||
434 | amat[0] = 12.011; | |
435 | amat[1] = 1.; | |
436 | amat[2] = 15.999; | |
437 | ||
438 | zmat[0] = 6.; | |
439 | zmat[1] = 1.; | |
440 | zmat[2] = 8.; | |
441 | ||
442 | wmat[0] = 16.; | |
443 | wmat[1] = 18.; | |
444 | wmat[2] = 3.; | |
445 | ||
446 | density = 1.2; | |
447 | ||
448 | AliMixture(16,"Makrolon",amat,zmat,density,-3,wmat); | |
449 | ||
450 | // Tedlar C2H3F | |
451 | ||
452 | amat[0] = 12.011; | |
453 | amat[1] = 1.; | |
454 | amat[2] = 18.998; | |
455 | ||
456 | zmat[0] = 6.; | |
457 | zmat[1] = 1.; | |
458 | zmat[2] = 9.; | |
459 | ||
460 | wmat[0] = 2.; | |
461 | wmat[1] = 3.; | |
462 | wmat[2] = 1.; | |
463 | ||
464 | density = 1.71; | |
465 | ||
466 | AliMixture(17, "Tedlar",amat,zmat,density,-3,wmat); | |
467 | ||
468 | // Mylar C5H4O2 | |
469 | ||
470 | amat[0]=12.011; | |
471 | amat[1]=1.; | |
472 | amat[2]=15.9994; | |
473 | ||
474 | zmat[0]=6.; | |
475 | zmat[1]=1.; | |
476 | zmat[2]=8.; | |
477 | ||
478 | wmat[0]=5.; | |
479 | wmat[1]=4.; | |
480 | wmat[2]=2.; | |
481 | ||
482 | density = 1.39; | |
483 | ||
484 | AliMixture(18, "Mylar",amat,zmat,density,-3,wmat); | |
485 | // material for "prepregs" | |
486 | // Epoxy - C14 H20 O3 | |
487 | // Quartz SiO2 | |
488 | // Carbon C | |
489 | // prepreg1 60% C-fiber, 40% epoxy (vol) | |
490 | amat[0]=12.011; | |
491 | amat[1]=1.; | |
492 | amat[2]=15.994; | |
493 | ||
494 | zmat[0]=6.; | |
495 | zmat[1]=1.; | |
496 | zmat[2]=8.; | |
497 | ||
498 | wmat[0]=0.923; | |
499 | wmat[1]=0.023; | |
500 | wmat[2]=0.054; | |
501 | ||
502 | density=1.859; | |
503 | ||
504 | AliMixture(19, "Prepreg1",amat,zmat,density,3,wmat); | |
505 | ||
506 | //prepreg2 60% glass-fiber, 40% epoxy | |
507 | ||
508 | amat[0]=12.01; | |
509 | amat[1]=1.; | |
510 | amat[2]=15.994; | |
511 | amat[3]=28.086; | |
512 | ||
513 | zmat[0]=6.; | |
514 | zmat[1]=1.; | |
515 | zmat[2]=8.; | |
516 | zmat[3]=14.; | |
517 | ||
518 | wmat[0]=0.194; | |
519 | wmat[1]=0.023; | |
520 | wmat[2]=0.443; | |
521 | wmat[3]=0.340; | |
522 | ||
523 | density=1.82; | |
524 | ||
525 | AliMixture(20, "Prepreg2",amat,zmat,density,4,wmat); | |
526 | ||
527 | //prepreg3 50% glass-fiber, 50% epoxy | |
528 | ||
529 | amat[0]=12.01; | |
530 | amat[1]=1.; | |
531 | amat[2]=15.994; | |
532 | amat[3]=28.086; | |
533 | ||
534 | zmat[0]=6.; | |
535 | zmat[1]=1.; | |
536 | zmat[2]=8.; | |
537 | zmat[3]=14.; | |
538 | ||
539 | wmat[0]=0.225; | |
540 | wmat[1]=0.03; | |
541 | wmat[2]=0.443; | |
542 | wmat[3]=0.3; | |
543 | ||
544 | density=1.163; | |
545 | ||
546 | AliMixture(21, "Prepreg3",amat,zmat,density,4,wmat); | |
547 | ||
548 | // G10 60% SiO2 40% epoxy | |
549 | ||
550 | amat[0]=12.01; | |
551 | amat[1]=1.; | |
552 | amat[2]=15.994; | |
553 | amat[3]=28.086; | |
554 | ||
555 | zmat[0]=6.; | |
556 | zmat[1]=1.; | |
557 | zmat[2]=8.; | |
558 | zmat[3]=14.; | |
559 | ||
560 | wmat[0]=0.194; | |
561 | wmat[1]=0.023; | |
562 | wmat[2]=0.443; | |
563 | wmat[3]=0.340; | |
564 | ||
565 | density=1.7; | |
566 | ||
567 | AliMixture(22, "G10",amat,zmat,density,4,wmat); | |
568 | ||
569 | // Al | |
570 | ||
571 | amat[0] = 26.98; | |
572 | zmat[0] = 13.; | |
573 | ||
574 | density = 2.7; | |
575 | ||
576 | AliMaterial(23,"Al",amat[0],zmat[0],density,999.,999.); | |
577 | ||
578 | // Si (for electronics | |
579 | ||
580 | amat[0] = 28.086; | |
581 | zmat[0] = 14.; | |
582 | ||
583 | density = 2.33; | |
584 | ||
585 | AliMaterial(24,"Si",amat[0],zmat[0],density,999.,999.); | |
586 | ||
587 | // Cu | |
588 | ||
589 | amat[0] = 63.546; | |
590 | zmat[0] = 29.; | |
591 | ||
592 | density = 8.96; | |
593 | ||
594 | AliMaterial(25,"Cu",amat[0],zmat[0],density,999.,999.); | |
595 | ||
596 | // Epoxy - C14 H20 O3 | |
597 | ||
598 | amat[0]=12.011; | |
599 | amat[1]=1.; | |
600 | amat[2]=15.9994; | |
601 | ||
602 | zmat[0]=6.; | |
603 | zmat[1]=1.; | |
604 | zmat[2]=8.; | |
605 | ||
606 | wmat[0]=14.; | |
607 | wmat[1]=20.; | |
608 | wmat[2]=3.; | |
609 | ||
610 | density=1.25; | |
611 | ||
612 | AliMixture(26,"Epoxy",amat,zmat,density,-3,wmat); | |
613 | ||
614 | // Plexiglas C5H8O2 | |
615 | ||
616 | amat[0]=12.011; | |
617 | amat[1]=1.; | |
618 | amat[2]=15.9994; | |
619 | ||
620 | zmat[0]=6.; | |
621 | zmat[1]=1.; | |
622 | zmat[2]=8.; | |
623 | ||
624 | wmat[0]=5.; | |
625 | wmat[1]=8.; | |
626 | wmat[2]=2.; | |
627 | ||
628 | density=1.18; | |
629 | ||
630 | AliMixture(27,"Plexiglas",amat,zmat,density,-3,wmat); | |
631 | ||
632 | // Carbon | |
633 | ||
634 | amat[0]=12.011; | |
635 | zmat[0]=6.; | |
636 | density= 2.265; | |
637 | ||
638 | AliMaterial(28,"C",amat[0],zmat[0],density,999.,999.); | |
639 | ||
640 | // Fe (steel for the inner heat screen) | |
641 | ||
642 | amat[0]=55.845; | |
643 | ||
644 | zmat[0]=26.; | |
645 | ||
646 | density=7.87; | |
647 | ||
648 | AliMaterial(29,"Fe",amat[0],zmat[0],density,999.,999.); | |
649 | ||
650 | //---------------------------------------------------------- | |
651 | // tracking media for gases | |
652 | //---------------------------------------------------------- | |
653 | ||
654 | AliMedium(0, "Air", 11, 0, iSXFLD, sXMGMX, 10., 999., .1, .01, .1); | |
655 | AliMedium(1, "Ne-CO2-N-1", 12, 0, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
656 | AliMedium(2, "Ne-CO2-N-2", 13, 1, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
657 | AliMedium(3,"CO2",10,0, iSXFLD, sXMGMX, 10., 999.,.1, .001, .001); | |
658 | AliMedium(20, "Ne-CO2-N-3", 13, 1, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
659 | //----------------------------------------------------------- | |
660 | // tracking media for solids | |
661 | //----------------------------------------------------------- | |
662 | ||
663 | AliMedium(4,"Al",23,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
664 | AliMedium(5,"Kevlar",14,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
665 | AliMedium(6,"Nomex",15,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
666 | AliMedium(7,"Makrolon",16,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
667 | AliMedium(8,"Mylar",18,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
668 | AliMedium(9,"Tedlar",17,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
669 | // | |
670 | AliMedium(10,"Prepreg1",19,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
671 | AliMedium(11,"Prepreg2",20,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
672 | AliMedium(12,"Prepreg3",21,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
673 | AliMedium(13,"Epoxy",26,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
674 | ||
675 | AliMedium(14,"Cu",25,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
676 | AliMedium(15,"Si",24,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
677 | AliMedium(16,"G10",22,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
678 | AliMedium(17,"Plexiglas",27,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
679 | AliMedium(18,"Steel",29,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
680 | ||
681 | } | |
682 | ||
683 | void AliTPC::GenerNoise(Int_t tablesize) | |
684 | { | |
685 | // | |
686 | //Generate table with noise | |
687 | // | |
688 | if (fTPCParam==0) { | |
689 | // error message | |
690 | fNoiseDepth=0; | |
691 | return; | |
692 | } | |
693 | if (fNoiseTable) delete[] fNoiseTable; | |
694 | fNoiseTable = new Float_t[tablesize]; | |
695 | fNoiseDepth = tablesize; | |
696 | fCurrentNoise =0; //!index of the noise in the noise table | |
697 | ||
698 | Float_t norm = fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac(); | |
699 | for (Int_t i=0;i<tablesize;i++) fNoiseTable[i]= gRandom->Gaus(0,norm); | |
700 | } | |
701 | ||
702 | Float_t AliTPC::GetNoise() | |
703 | { | |
704 | // get noise from table | |
705 | // if ((fCurrentNoise%10)==0) | |
706 | // fCurrentNoise= gRandom->Rndm()*fNoiseDepth; | |
707 | if (fCurrentNoise>=fNoiseDepth) fCurrentNoise=0; | |
708 | return fNoiseTable[fCurrentNoise++]; | |
709 | //gRandom->Gaus(0, fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac()); | |
710 | } | |
711 | ||
712 | ||
713 | Bool_t AliTPC::IsSectorActive(Int_t sec) const | |
714 | { | |
715 | // | |
716 | // check if the sector is active | |
717 | if (!fActiveSectors) return kTRUE; | |
718 | else return fActiveSectors[sec]; | |
719 | } | |
720 | ||
721 | void AliTPC::SetActiveSectors(Int_t * sectors, Int_t n) | |
722 | { | |
723 | // activate interesting sectors | |
724 | SetTreeAddress();//just for security | |
725 | if (!fActiveSectors) fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; | |
726 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; | |
727 | for (Int_t i=0;i<n;i++) | |
728 | if ((sectors[i]>=0) && sectors[i]<fTPCParam->GetNSector()) fActiveSectors[sectors[i]]=kTRUE; | |
729 | ||
730 | } | |
731 | ||
732 | void AliTPC::SetActiveSectors(Int_t flag) | |
733 | { | |
734 | // | |
735 | // activate sectors which were hitted by tracks | |
736 | //loop over tracks | |
737 | SetTreeAddress();//just for security | |
738 | if (fHitType==0) return; // if Clones hit - not short volume ID information | |
739 | if (!fActiveSectors) fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; | |
740 | if (flag) { | |
741 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kTRUE; | |
742 | return; | |
743 | } | |
744 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; | |
745 | TBranch * branch=0; | |
746 | if (TreeH() == 0x0) | |
747 | { | |
748 | AliFatal("Can not find TreeH in folder"); | |
749 | return; | |
750 | } | |
751 | if (fHitType>1) branch = TreeH()->GetBranch("TPC2"); | |
752 | else branch = TreeH()->GetBranch("TPC"); | |
753 | Stat_t ntracks = TreeH()->GetEntries(); | |
754 | // loop over all hits | |
755 | AliDebug(1,Form("Got %d tracks",ntracks)); | |
756 | ||
757 | for(Int_t track=0;track<ntracks;track++) { | |
758 | ResetHits(); | |
759 | // | |
760 | if (fTrackHits && fHitType&4) { | |
761 | TBranch * br1 = TreeH()->GetBranch("fVolumes"); | |
762 | TBranch * br2 = TreeH()->GetBranch("fNVolumes"); | |
763 | br1->GetEvent(track); | |
764 | br2->GetEvent(track); | |
765 | Int_t *volumes = fTrackHits->GetVolumes(); | |
766 | for (Int_t j=0;j<fTrackHits->GetNVolumes(); j++) { | |
767 | if (volumes[j]>-1 && volumes[j]<fTPCParam->GetNSector()) { | |
768 | fActiveSectors[volumes[j]]=kTRUE; | |
769 | } | |
770 | else { | |
771 | AliError(Form("Volume %d -> sector number %d is outside (0..%d)", | |
772 | j, | |
773 | volumes[j], | |
774 | fTPCParam->GetNSector())); | |
775 | } | |
776 | } | |
777 | } | |
778 | ||
779 | // | |
780 | // if (fTrackHitsOld && fHitType&2) { | |
781 | // TBranch * br = TreeH()->GetBranch("fTrackHitsInfo"); | |
782 | // br->GetEvent(track); | |
783 | // AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
784 | // for (UInt_t j=0;j<ar->GetSize();j++){ | |
785 | // fActiveSectors[((AliTrackHitsInfo*)ar->At(j))->fVolumeID] =kTRUE; | |
786 | // } | |
787 | // } | |
788 | } | |
789 | } | |
790 | ||
791 | ||
792 | ||
793 | ||
794 | //_____________________________________________________________________________ | |
795 | void AliTPC::Digits2Raw() | |
796 | { | |
797 | // convert digits of the current event to raw data | |
798 | ||
799 | static const Int_t kThreshold = 0; | |
800 | ||
801 | fLoader->LoadDigits(); | |
802 | TTree* digits = fLoader->TreeD(); | |
803 | if (!digits) { | |
804 | AliError("No digits tree"); | |
805 | return; | |
806 | } | |
807 | ||
808 | AliSimDigits digarr; | |
809 | AliSimDigits* digrow = &digarr; | |
810 | digits->GetBranch("Segment")->SetAddress(&digrow); | |
811 | ||
812 | const char* fileName = "AliTPCDDL.dat"; | |
813 | AliTPCBuffer* buffer = new AliTPCBuffer(fileName); | |
814 | //Verbose level | |
815 | // 0: Silent | |
816 | // 1: cout messages | |
817 | // 2: txt files with digits | |
818 | //BE CAREFUL, verbose level 2 MUST be used only for debugging and | |
819 | //it is highly suggested to use this mode only for debugging digits files | |
820 | //reasonably small, because otherwise the size of the txt files can reach | |
821 | //quickly several MB wasting time and disk space. | |
822 | buffer->SetVerbose(0); | |
823 | ||
824 | Int_t nEntries = Int_t(digits->GetEntries()); | |
825 | Int_t previousSector = -1; | |
826 | Int_t subSector = 0; | |
827 | for (Int_t i = 0; i < nEntries; i++) { | |
828 | digits->GetEntry(i); | |
829 | Int_t sector, row; | |
830 | fTPCParam->AdjustSectorRow(digarr.GetID(), sector, row); | |
831 | if(previousSector != sector) { | |
832 | subSector = 0; | |
833 | previousSector = sector; | |
834 | } | |
835 | ||
836 | if (sector < 36) { //inner sector [0;35] | |
837 | if (row != 30) { | |
838 | //the whole row is written into the output file | |
839 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
840 | sector, subSector, row); | |
841 | } else { | |
842 | //only the pads in the range [37;48] are written into the output file | |
843 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 1, | |
844 | sector, subSector, row); | |
845 | subSector = 1; | |
846 | //only the pads outside the range [37;48] are written into the output file | |
847 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 2, | |
848 | sector, subSector, row); | |
849 | }//end else | |
850 | ||
851 | } else { //outer sector [36;71] | |
852 | if (row == 54) subSector = 2; | |
853 | if ((row != 27) && (row != 76)) { | |
854 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
855 | sector, subSector, row); | |
856 | } else if (row == 27) { | |
857 | //only the pads outside the range [43;46] are written into the output file | |
858 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 2, | |
859 | sector, subSector, row); | |
860 | subSector = 1; | |
861 | //only the pads in the range [43;46] are written into the output file | |
862 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 1, | |
863 | sector, subSector, row); | |
864 | } else if (row == 76) { | |
865 | //only the pads outside the range [33;88] are written into the output file | |
866 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 2, | |
867 | sector, subSector, row); | |
868 | subSector = 3; | |
869 | //only the pads in the range [33;88] are written into the output file | |
870 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 1, | |
871 | sector, subSector, row); | |
872 | } | |
873 | }//end else | |
874 | }//end for | |
875 | ||
876 | delete buffer; | |
877 | fLoader->UnloadDigits(); | |
878 | ||
879 | AliTPCDDLRawData rawWriter; | |
880 | rawWriter.SetVerbose(0); | |
881 | ||
882 | rawWriter.RawData(fileName); | |
883 | gSystem->Unlink(fileName); | |
884 | ||
885 | } | |
886 | ||
887 | ||
888 | //_____________________________________________________________________________ | |
889 | Bool_t AliTPC::Raw2SDigits(AliRawReader* rawReader){ | |
890 | // Converts the TPC raw data into summable digits | |
891 | // The method is used for merging simulated and | |
892 | // real data events | |
893 | if (fLoader->TreeS() == 0x0 ) { | |
894 | fLoader->MakeTree("S"); | |
895 | } | |
896 | ||
897 | if(fDefaults == 0) SetDefaults(); // check if the parameters are set | |
898 | ||
899 | //setup TPCDigitsArray | |
900 | if(GetDigitsArray()) delete GetDigitsArray(); | |
901 | ||
902 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; | |
903 | arr->SetClass("AliSimDigits"); | |
904 | arr->Setup(fTPCParam); | |
905 | arr->MakeTree(fLoader->TreeS()); | |
906 | ||
907 | SetDigitsArray(arr); | |
908 | ||
909 | // set zero suppression to "0" | |
910 | fTPCParam->SetZeroSup(0); | |
911 | ||
912 | // Loop over sectors | |
913 | const Int_t kmaxTime = fTPCParam->GetMaxTBin(); | |
914 | const Int_t kNIS = fTPCParam->GetNInnerSector(); | |
915 | const Int_t kNOS = fTPCParam->GetNOuterSector(); | |
916 | const Int_t kNS = kNIS + kNOS; | |
917 | ||
918 | Short_t** allBins = NULL; //array which contains the data for one sector | |
919 | ||
920 | for(Int_t iSector = 0; iSector < kNS; iSector++) { | |
921 | ||
922 | Int_t nRows = fTPCParam->GetNRow(iSector); | |
923 | Int_t nDDLs = 0, indexDDL = 0; | |
924 | if (iSector < kNIS) { | |
925 | nDDLs = 2; | |
926 | indexDDL = iSector * 2; | |
927 | } | |
928 | else { | |
929 | nDDLs = 4; | |
930 | indexDDL = (iSector-kNIS) * 4 + kNIS * 2; | |
931 | } | |
932 | ||
933 | // Loas the raw data for corresponding DDLs | |
934 | rawReader->Reset(); | |
935 | AliTPCRawStream input(rawReader); | |
936 | rawReader->Select("TPC",indexDDL,indexDDL+nDDLs-1); | |
937 | ||
938 | // Alocate and init the array with the sector data | |
939 | allBins = new Short_t*[nRows]; | |
940 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
941 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
942 | Int_t maxBin = kmaxTime*maxPad; | |
943 | allBins[iRow] = new Short_t[maxBin]; | |
944 | memset(allBins[iRow],0,sizeof(Short_t)*maxBin); | |
945 | } | |
946 | ||
947 | // Begin loop over altro data | |
948 | while (input.Next()) { | |
949 | ||
950 | if (input.GetSector() != iSector) | |
951 | AliFatal(Form("Sector index mismatch ! Expected (%d), but got (%d) !",iSector,input.GetSector())); | |
952 | ||
953 | Int_t iRow = input.GetRow(); | |
954 | if (iRow < 0 || iRow >= nRows) | |
955 | AliFatal(Form("Pad-row index (%d) outside the range (%d -> %d) !", | |
956 | iRow, 0, nRows -1)); | |
957 | Int_t iPad = input.GetPad(); | |
958 | ||
959 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
960 | ||
961 | if (iPad < 0 || iPad >= maxPad) | |
962 | AliFatal(Form("Pad index (%d) outside the range (%d -> %d) !", | |
963 | iPad, 0, maxPad -1)); | |
964 | ||
965 | Int_t iTimeBin = input.GetTime(); | |
966 | if ( iTimeBin < 0 || iTimeBin >= kmaxTime) | |
967 | AliFatal(Form("Timebin index (%d) outside the range (%d -> %d) !", | |
968 | iTimeBin, 0, kmaxTime -1)); | |
969 | ||
970 | Int_t maxBin = kmaxTime*maxPad; | |
971 | ||
972 | if (((iPad*kmaxTime+iTimeBin) >= maxBin) || | |
973 | ((iPad*kmaxTime+iTimeBin) < 0)) | |
974 | AliFatal(Form("Index outside the allowed range" | |
975 | " Sector=%d Row=%d Pad=%d Timebin=%d" | |
976 | " (Max.index=%d)",iSector,iRow,iPad,iTimeBin,maxBin)); | |
977 | ||
978 | allBins[iRow][iPad*kmaxTime+iTimeBin] = input.GetSignal(); | |
979 | ||
980 | } // End loop over altro data | |
981 | ||
982 | // Now fill the digits array | |
983 | if (fDigitsArray->GetTree()==0) { | |
984 | AliFatal("Tree not set in fDigitsArray"); | |
985 | } | |
986 | ||
987 | for (Int_t iRow = 0; iRow < nRows; iRow++) { | |
988 | AliDigits * dig = fDigitsArray->CreateRow(iSector,iRow); | |
989 | ||
990 | Int_t maxPad = fTPCParam->GetNPads(iSector,iRow); | |
991 | for(Int_t iPad = 0; iPad < maxPad; iPad++) { | |
992 | for(Int_t iTimeBin = 0; iTimeBin < kmaxTime; iTimeBin++) { | |
993 | Short_t q = allBins[iRow][iPad*kmaxTime + iTimeBin]; | |
994 | if (q <= 0) continue; | |
995 | q *= 16; | |
996 | dig->SetDigitFast((Short_t)q,iTimeBin,iPad); | |
997 | } | |
998 | } | |
999 | fDigitsArray->StoreRow(iSector,iRow); | |
1000 | Int_t ndig = dig->GetDigitSize(); | |
1001 | ||
1002 | AliDebug(10, | |
1003 | Form("*** Sector, row, compressed digits %d %d %d ***\n", | |
1004 | iSector,iRow,ndig)); | |
1005 | ||
1006 | fDigitsArray->ClearRow(iSector,iRow); | |
1007 | ||
1008 | } // end of the sector digitization | |
1009 | ||
1010 | for (Int_t iRow = 0; iRow < nRows; iRow++) | |
1011 | delete [] allBins[iRow]; | |
1012 | ||
1013 | delete [] allBins; | |
1014 | ||
1015 | } | |
1016 | ||
1017 | fLoader->WriteSDigits("OVERWRITE"); | |
1018 | ||
1019 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1020 | SetDigitsArray(0x0); | |
1021 | ||
1022 | return kTRUE; | |
1023 | } | |
1024 | ||
1025 | //______________________________________________________________________ | |
1026 | AliDigitizer* AliTPC::CreateDigitizer(AliRunDigitizer* manager) const | |
1027 | { | |
1028 | return new AliTPCDigitizer(manager); | |
1029 | } | |
1030 | //__ | |
1031 | void AliTPC::SDigits2Digits2(Int_t /*eventnumber*/) | |
1032 | { | |
1033 | //create digits from summable digits | |
1034 | GenerNoise(500000); //create teble with noise | |
1035 | ||
1036 | //conect tree with sSDigits | |
1037 | TTree *t = fLoader->TreeS(); | |
1038 | ||
1039 | if (t == 0x0) { | |
1040 | fLoader->LoadSDigits("READ"); | |
1041 | t = fLoader->TreeS(); | |
1042 | if (t == 0x0) { | |
1043 | AliError("Can not get input TreeS"); | |
1044 | return; | |
1045 | } | |
1046 | } | |
1047 | ||
1048 | if (fLoader->TreeD() == 0x0) fLoader->MakeTree("D"); | |
1049 | ||
1050 | AliSimDigits digarr, *dummy=&digarr; | |
1051 | TBranch* sdb = t->GetBranch("Segment"); | |
1052 | if (sdb == 0x0) { | |
1053 | AliError("Can not find branch with segments in TreeS."); | |
1054 | return; | |
1055 | } | |
1056 | ||
1057 | sdb->SetAddress(&dummy); | |
1058 | ||
1059 | Stat_t nentries = t->GetEntries(); | |
1060 | ||
1061 | // set zero suppression | |
1062 | ||
1063 | fTPCParam->SetZeroSup(2); | |
1064 | ||
1065 | // get zero suppression | |
1066 | ||
1067 | Int_t zerosup = fTPCParam->GetZeroSup(); | |
1068 | ||
1069 | //make tree with digits | |
1070 | ||
1071 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; | |
1072 | arr->SetClass("AliSimDigits"); | |
1073 | arr->Setup(fTPCParam); | |
1074 | arr->MakeTree(fLoader->TreeD()); | |
1075 | ||
1076 | AliTPCParam * par = fTPCParam; | |
1077 | ||
1078 | //Loop over segments of the TPC | |
1079 | ||
1080 | for (Int_t n=0; n<nentries; n++) { | |
1081 | t->GetEvent(n); | |
1082 | Int_t sec, row; | |
1083 | if (!par->AdjustSectorRow(digarr.GetID(),sec,row)) { | |
1084 | AliWarning(Form("Invalid segment ID ! %d",digarr.GetID())); | |
1085 | continue; | |
1086 | } | |
1087 | if (!IsSectorActive(sec)) continue; | |
1088 | ||
1089 | AliSimDigits * digrow =(AliSimDigits*) arr->CreateRow(sec,row); | |
1090 | Int_t nrows = digrow->GetNRows(); | |
1091 | Int_t ncols = digrow->GetNCols(); | |
1092 | ||
1093 | digrow->ExpandBuffer(); | |
1094 | digarr.ExpandBuffer(); | |
1095 | digrow->ExpandTrackBuffer(); | |
1096 | digarr.ExpandTrackBuffer(); | |
1097 | ||
1098 | ||
1099 | Short_t * pamp0 = digarr.GetDigits(); | |
1100 | Int_t * ptracks0 = digarr.GetTracks(); | |
1101 | Short_t * pamp1 = digrow->GetDigits(); | |
1102 | Int_t * ptracks1 = digrow->GetTracks(); | |
1103 | Int_t nelems =nrows*ncols; | |
1104 | Int_t saturation = fTPCParam->GetADCSat() - 1; | |
1105 | //use internal structure of the AliDigits - for speed reason | |
1106 | //if you cahnge implementation | |
1107 | //of the Alidigits - it must be rewriten - | |
1108 | for (Int_t i= 0; i<nelems; i++){ | |
1109 | Float_t q = TMath::Nint(Float_t(*pamp0)/16.+GetNoise()); | |
1110 | if (q>zerosup){ | |
1111 | if (q>saturation) q=saturation; | |
1112 | *pamp1=(Short_t)q; | |
1113 | ||
1114 | ptracks1[0]=ptracks0[0]; | |
1115 | ptracks1[nelems]=ptracks0[nelems]; | |
1116 | ptracks1[2*nelems]=ptracks0[2*nelems]; | |
1117 | } | |
1118 | pamp0++; | |
1119 | pamp1++; | |
1120 | ptracks0++; | |
1121 | ptracks1++; | |
1122 | } | |
1123 | ||
1124 | arr->StoreRow(sec,row); | |
1125 | arr->ClearRow(sec,row); | |
1126 | } | |
1127 | ||
1128 | ||
1129 | //write results | |
1130 | fLoader->WriteDigits("OVERWRITE"); | |
1131 | ||
1132 | delete arr; | |
1133 | } | |
1134 | //__________________________________________________________________ | |
1135 | void AliTPC::SetDefaults(){ | |
1136 | // | |
1137 | // setting the defaults | |
1138 | // | |
1139 | ||
1140 | // Set response functions | |
1141 | ||
1142 | // | |
1143 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); | |
1144 | rl->CdGAFile(); | |
1145 | AliTPCParamSR *param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60"); | |
1146 | if(param){ | |
1147 | AliInfo("You are using 2 pad-length geom hits with 3 pad-lenght geom digits..."); | |
1148 | delete param; | |
1149 | param = new AliTPCParamSR(); | |
1150 | } | |
1151 | else { | |
1152 | param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60_150x60"); | |
1153 | } | |
1154 | if(!param){ | |
1155 | AliFatal("No TPC parameters found"); | |
1156 | } | |
1157 | ||
1158 | ||
1159 | AliTPCPRF2D * prfinner = new AliTPCPRF2D; | |
1160 | AliTPCPRF2D * prfouter1 = new AliTPCPRF2D; | |
1161 | AliTPCPRF2D * prfouter2 = new AliTPCPRF2D; | |
1162 | AliTPCRF1D * rf = new AliTPCRF1D(kTRUE); | |
1163 | rf->SetGauss(param->GetZSigma(),param->GetZWidth(),1.); | |
1164 | rf->SetOffset(3*param->GetZSigma()); | |
1165 | rf->Update(); | |
1166 | ||
1167 | TDirectory *savedir=gDirectory; | |
1168 | TFile *f=TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root"); | |
1169 | if (!f->IsOpen()) | |
1170 | AliFatal("Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !"); | |
1171 | ||
1172 | TString s; | |
1173 | prfinner->Read("prf_07504_Gati_056068_d02"); | |
1174 | //PH Set different names | |
1175 | s=prfinner->GetGRF()->GetName(); | |
1176 | s+="in"; | |
1177 | prfinner->GetGRF()->SetName(s.Data()); | |
1178 | ||
1179 | prfouter1->Read("prf_10006_Gati_047051_d03"); | |
1180 | s=prfouter1->GetGRF()->GetName(); | |
1181 | s+="out1"; | |
1182 | prfouter1->GetGRF()->SetName(s.Data()); | |
1183 | ||
1184 | prfouter2->Read("prf_15006_Gati_047051_d03"); | |
1185 | s=prfouter2->GetGRF()->GetName(); | |
1186 | s+="out2"; | |
1187 | prfouter2->GetGRF()->SetName(s.Data()); | |
1188 | ||
1189 | f->Close(); | |
1190 | savedir->cd(); | |
1191 | ||
1192 | param->SetInnerPRF(prfinner); | |
1193 | param->SetOuter1PRF(prfouter1); | |
1194 | param->SetOuter2PRF(prfouter2); | |
1195 | param->SetTimeRF(rf); | |
1196 | ||
1197 | // set fTPCParam | |
1198 | ||
1199 | SetParam(param); | |
1200 | ||
1201 | ||
1202 | fDefaults = 1; | |
1203 | ||
1204 | } | |
1205 | //__________________________________________________________________ | |
1206 | void AliTPC::Hits2Digits() | |
1207 | { | |
1208 | // | |
1209 | // creates digits from hits | |
1210 | // | |
1211 | if (!fTPCParam->IsGeoRead()){ | |
1212 | // | |
1213 | // read transformation matrices for gGeoManager | |
1214 | // | |
1215 | fTPCParam->ReadGeoMatrices(); | |
1216 | } | |
1217 | ||
1218 | fLoader->LoadHits("read"); | |
1219 | fLoader->LoadDigits("recreate"); | |
1220 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
1221 | ||
1222 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { | |
1223 | //PH runLoader->GetEvent(iEvent); | |
1224 | SetActiveSectors(); | |
1225 | Hits2Digits(iEvent); | |
1226 | } | |
1227 | ||
1228 | fLoader->UnloadHits(); | |
1229 | fLoader->UnloadDigits(); | |
1230 | } | |
1231 | //__________________________________________________________________ | |
1232 | void AliTPC::Hits2Digits(Int_t eventnumber) | |
1233 | { | |
1234 | //---------------------------------------------------- | |
1235 | // Loop over all sectors for a single event | |
1236 | //---------------------------------------------------- | |
1237 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); | |
1238 | rl->GetEvent(eventnumber); | |
1239 | if (fLoader->TreeH() == 0x0) { | |
1240 | if(fLoader->LoadHits()) { | |
1241 | AliError("Can not load hits."); | |
1242 | } | |
1243 | } | |
1244 | SetTreeAddress(); | |
1245 | ||
1246 | if (fLoader->TreeD() == 0x0 ) { | |
1247 | fLoader->MakeTree("D"); | |
1248 | if (fLoader->TreeD() == 0x0 ) { | |
1249 | AliError("Can not get TreeD"); | |
1250 | return; | |
1251 | } | |
1252 | } | |
1253 | ||
1254 | if(fDefaults == 0) SetDefaults(); // check if the parameters are set | |
1255 | GenerNoise(500000); //create teble with noise | |
1256 | ||
1257 | //setup TPCDigitsArray | |
1258 | ||
1259 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1260 | ||
1261 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; | |
1262 | arr->SetClass("AliSimDigits"); | |
1263 | arr->Setup(fTPCParam); | |
1264 | ||
1265 | arr->MakeTree(fLoader->TreeD()); | |
1266 | SetDigitsArray(arr); | |
1267 | ||
1268 | fDigitsSwitch=0; // standard digits | |
1269 | ||
1270 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) | |
1271 | if (IsSectorActive(isec)) { | |
1272 | AliDebug(1,Form("Hits2Digits","Sector %d is active.",isec)); | |
1273 | Hits2DigitsSector(isec); | |
1274 | } | |
1275 | else { | |
1276 | AliDebug(1,Form("Hits2Digits","Sector %d is NOT active.",isec)); | |
1277 | } | |
1278 | ||
1279 | fLoader->WriteDigits("OVERWRITE"); | |
1280 | ||
1281 | //this line prevents the crash in the similar one | |
1282 | //on the beginning of this method | |
1283 | //destructor attempts to reset the tree, which is deleted by the loader | |
1284 | //need to be redesign | |
1285 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1286 | SetDigitsArray(0x0); | |
1287 | ||
1288 | } | |
1289 | ||
1290 | //__________________________________________________________________ | |
1291 | void AliTPC::Hits2SDigits2(Int_t eventnumber) | |
1292 | { | |
1293 | ||
1294 | //----------------------------------------------------------- | |
1295 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1296 | //----------------------------------------------------------- | |
1297 | ||
1298 | //---------------------------------------------------- | |
1299 | // Loop over all sectors for a single event | |
1300 | //---------------------------------------------------- | |
1301 | ||
1302 | AliRunLoader* rl = fLoader->GetRunLoader(); | |
1303 | ||
1304 | rl->GetEvent(eventnumber); | |
1305 | if (fLoader->TreeH() == 0x0) { | |
1306 | if(fLoader->LoadHits()) { | |
1307 | AliError("Can not load hits."); | |
1308 | return; | |
1309 | } | |
1310 | } | |
1311 | SetTreeAddress(); | |
1312 | ||
1313 | ||
1314 | if (fLoader->TreeS() == 0x0 ) { | |
1315 | fLoader->MakeTree("S"); | |
1316 | } | |
1317 | ||
1318 | if(fDefaults == 0) SetDefaults(); | |
1319 | ||
1320 | GenerNoise(500000); //create table with noise | |
1321 | //setup TPCDigitsArray | |
1322 | ||
1323 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1324 | ||
1325 | ||
1326 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; | |
1327 | arr->SetClass("AliSimDigits"); | |
1328 | arr->Setup(fTPCParam); | |
1329 | arr->MakeTree(fLoader->TreeS()); | |
1330 | ||
1331 | SetDigitsArray(arr); | |
1332 | ||
1333 | fDigitsSwitch=1; // summable digits | |
1334 | ||
1335 | // set zero suppression to "0" | |
1336 | ||
1337 | fTPCParam->SetZeroSup(0); | |
1338 | ||
1339 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) | |
1340 | if (IsSectorActive(isec)) { | |
1341 | Hits2DigitsSector(isec); | |
1342 | } | |
1343 | ||
1344 | fLoader->WriteSDigits("OVERWRITE"); | |
1345 | ||
1346 | //this line prevents the crash in the similar one | |
1347 | //on the beginning of this method | |
1348 | //destructor attempts to reset the tree, which is deleted by the loader | |
1349 | //need to be redesign | |
1350 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1351 | SetDigitsArray(0x0); | |
1352 | } | |
1353 | //__________________________________________________________________ | |
1354 | ||
1355 | void AliTPC::Hits2SDigits() | |
1356 | { | |
1357 | ||
1358 | //----------------------------------------------------------- | |
1359 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1360 | //----------------------------------------------------------- | |
1361 | ||
1362 | if (!fTPCParam->IsGeoRead()){ | |
1363 | // | |
1364 | // read transformation matrices for gGeoManager | |
1365 | // | |
1366 | fTPCParam->ReadGeoMatrices(); | |
1367 | } | |
1368 | ||
1369 | fLoader->LoadHits("read"); | |
1370 | fLoader->LoadSDigits("recreate"); | |
1371 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
1372 | ||
1373 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { | |
1374 | runLoader->GetEvent(iEvent); | |
1375 | SetTreeAddress(); | |
1376 | SetActiveSectors(); | |
1377 | Hits2SDigits2(iEvent); | |
1378 | } | |
1379 | ||
1380 | fLoader->UnloadHits(); | |
1381 | fLoader->UnloadSDigits(); | |
1382 | } | |
1383 | //_____________________________________________________________________________ | |
1384 | ||
1385 | void AliTPC::Hits2DigitsSector(Int_t isec) | |
1386 | { | |
1387 | //------------------------------------------------------------------- | |
1388 | // TPC conversion from hits to digits. | |
1389 | //------------------------------------------------------------------- | |
1390 | ||
1391 | //----------------------------------------------------------------- | |
1392 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1393 | //----------------------------------------------------------------- | |
1394 | ||
1395 | //------------------------------------------------------- | |
1396 | // Get the access to the track hits | |
1397 | //------------------------------------------------------- | |
1398 | ||
1399 | // check if the parameters are set - important if one calls this method | |
1400 | // directly, not from the Hits2Digits | |
1401 | ||
1402 | if(fDefaults == 0) SetDefaults(); | |
1403 | ||
1404 | TTree *tH = TreeH(); // pointer to the hits tree | |
1405 | if (tH == 0x0) { | |
1406 | AliFatal("Can not find TreeH in folder"); | |
1407 | return; | |
1408 | } | |
1409 | ||
1410 | Stat_t ntracks = tH->GetEntries(); | |
1411 | ||
1412 | if( ntracks > 0){ | |
1413 | ||
1414 | //------------------------------------------- | |
1415 | // Only if there are any tracks... | |
1416 | //------------------------------------------- | |
1417 | ||
1418 | TObjArray **row; | |
1419 | ||
1420 | Int_t nrows =fTPCParam->GetNRow(isec); | |
1421 | ||
1422 | row= new TObjArray* [nrows+2]; // 2 extra rows for cross talk | |
1423 | ||
1424 | MakeSector(isec,nrows,tH,ntracks,row); | |
1425 | ||
1426 | //-------------------------------------------------------- | |
1427 | // Digitize this sector, row by row | |
1428 | // row[i] is the pointer to the TObjArray of TVectors, | |
1429 | // each one containing electrons accepted on this | |
1430 | // row, assigned into tracks | |
1431 | //-------------------------------------------------------- | |
1432 | ||
1433 | Int_t i; | |
1434 | ||
1435 | if (fDigitsArray->GetTree()==0) { | |
1436 | AliFatal("Tree not set in fDigitsArray"); | |
1437 | } | |
1438 | ||
1439 | for (i=0;i<nrows;i++){ | |
1440 | ||
1441 | AliDigits * dig = fDigitsArray->CreateRow(isec,i); | |
1442 | ||
1443 | DigitizeRow(i,isec,row); | |
1444 | ||
1445 | fDigitsArray->StoreRow(isec,i); | |
1446 | ||
1447 | Int_t ndig = dig->GetDigitSize(); | |
1448 | ||
1449 | AliDebug(10, | |
1450 | Form("*** Sector, row, compressed digits %d %d %d ***\n", | |
1451 | isec,i,ndig)); | |
1452 | ||
1453 | fDigitsArray->ClearRow(isec,i); | |
1454 | ||
1455 | ||
1456 | } // end of the sector digitization | |
1457 | ||
1458 | for(i=0;i<nrows+2;i++){ | |
1459 | row[i]->Delete(); | |
1460 | delete row[i]; | |
1461 | } | |
1462 | ||
1463 | delete [] row; // delete the array of pointers to TObjArray-s | |
1464 | ||
1465 | } // ntracks >0 | |
1466 | ||
1467 | } // end of Hits2DigitsSector | |
1468 | ||
1469 | ||
1470 | //_____________________________________________________________________________ | |
1471 | void AliTPC::DigitizeRow(Int_t irow,Int_t isec,TObjArray **rows) | |
1472 | { | |
1473 | //----------------------------------------------------------- | |
1474 | // Single row digitization, coupling from the neighbouring | |
1475 | // rows taken into account | |
1476 | //----------------------------------------------------------- | |
1477 | ||
1478 | //----------------------------------------------------------------- | |
1479 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1480 | // Modified: Marian Ivanov GSI Darmstadt, m.ivanov@gsi.de | |
1481 | //----------------------------------------------------------------- | |
1482 | ||
1483 | Float_t zerosup = fTPCParam->GetZeroSup(); | |
1484 | ||
1485 | fCurrentIndex[1]= isec; | |
1486 | ||
1487 | ||
1488 | Int_t nofPads = fTPCParam->GetNPads(isec,irow); | |
1489 | Int_t nofTbins = fTPCParam->GetMaxTBin(); | |
1490 | Int_t indexRange[4]; | |
1491 | // | |
1492 | // Integrated signal for this row | |
1493 | // and a single track signal | |
1494 | // | |
1495 | ||
1496 | TMatrixF *m1 = new TMatrixF(0,nofPads,0,nofTbins); // integrated | |
1497 | TMatrixF *m2 = new TMatrixF(0,nofPads,0,nofTbins); // single | |
1498 | // | |
1499 | TMatrixF &total = *m1; | |
1500 | ||
1501 | // Array of pointers to the label-signal list | |
1502 | ||
1503 | Int_t nofDigits = nofPads*nofTbins; // number of digits for this row | |
1504 | Float_t **pList = new Float_t* [nofDigits]; | |
1505 | ||
1506 | Int_t lp; | |
1507 | Int_t i1; | |
1508 | for(lp=0;lp<nofDigits;lp++)pList[lp]=0; // set all pointers to NULL | |
1509 | // | |
1510 | //calculate signal | |
1511 | // | |
1512 | Int_t row1=irow; | |
1513 | Int_t row2=irow+2; | |
1514 | for (Int_t row= row1;row<=row2;row++){ | |
1515 | Int_t nTracks= rows[row]->GetEntries(); | |
1516 | for (i1=0;i1<nTracks;i1++){ | |
1517 | fCurrentIndex[2]= row; | |
1518 | fCurrentIndex[3]=irow+1; | |
1519 | if (row==irow+1){ | |
1520 | m2->Zero(); // clear single track signal matrix | |
1521 | Float_t trackLabel = GetSignal(rows[row],i1,m2,m1,indexRange); | |
1522 | GetList(trackLabel,nofPads,m2,indexRange,pList); | |
1523 | } | |
1524 | else GetSignal(rows[row],i1,0,m1,indexRange); | |
1525 | } | |
1526 | } | |
1527 | ||
1528 | Int_t tracks[3]; | |
1529 | ||
1530 | AliDigits *dig = fDigitsArray->GetRow(isec,irow); | |
1531 | Int_t gi=-1; | |
1532 | Float_t fzerosup = zerosup+0.5; | |
1533 | for(Int_t it=0;it<nofTbins;it++){ | |
1534 | for(Int_t ip=0;ip<nofPads;ip++){ | |
1535 | gi++; | |
1536 | Float_t q=total(ip,it); | |
1537 | if(fDigitsSwitch == 0){ | |
1538 | q+=GetNoise(); | |
1539 | if(q <=fzerosup) continue; // do not fill zeros | |
1540 | q = TMath::Nint(q); | |
1541 | if(q >= fTPCParam->GetADCSat()) q = fTPCParam->GetADCSat() - 1; // saturation | |
1542 | ||
1543 | } | |
1544 | ||
1545 | else { | |
1546 | if(q <= 0.) continue; // do not fill zeros | |
1547 | if(q>2000.) q=2000.; | |
1548 | q *= 16.; | |
1549 | q = TMath::Nint(q); | |
1550 | } | |
1551 | ||
1552 | // | |
1553 | // "real" signal or electronic noise (list = -1)? | |
1554 | // | |
1555 | ||
1556 | for(Int_t j1=0;j1<3;j1++){ | |
1557 | tracks[j1] = (pList[gi]) ?(Int_t)(*(pList[gi]+j1)) : -2; | |
1558 | } | |
1559 | ||
1560 | //Begin_Html | |
1561 | /* | |
1562 | <A NAME="AliDigits"></A> | |
1563 | using of AliDigits object | |
1564 | */ | |
1565 | //End_Html | |
1566 | dig->SetDigitFast((Short_t)q,it,ip); | |
1567 | if (fDigitsArray->IsSimulated()) { | |
1568 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[0],it,ip,0); | |
1569 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[1],it,ip,1); | |
1570 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[2],it,ip,2); | |
1571 | } | |
1572 | ||
1573 | } // end of loop over time buckets | |
1574 | } // end of lop over pads | |
1575 | ||
1576 | // | |
1577 | // This row has been digitized, delete nonused stuff | |
1578 | // | |
1579 | ||
1580 | for(lp=0;lp<nofDigits;lp++){ | |
1581 | if(pList[lp]) delete [] pList[lp]; | |
1582 | } | |
1583 | ||
1584 | delete [] pList; | |
1585 | ||
1586 | delete m1; | |
1587 | delete m2; | |
1588 | ||
1589 | } // end of DigitizeRow | |
1590 | ||
1591 | //_____________________________________________________________________________ | |
1592 | ||
1593 | Float_t AliTPC::GetSignal(TObjArray *p1, Int_t ntr, | |
1594 | TMatrixF *m1, TMatrixF *m2,Int_t *indexRange) | |
1595 | { | |
1596 | ||
1597 | //--------------------------------------------------------------- | |
1598 | // Calculates 2-D signal (pad,time) for a single track, | |
1599 | // returns a pointer to the signal matrix and the track label | |
1600 | // No digitization is performed at this level!!! | |
1601 | //--------------------------------------------------------------- | |
1602 | ||
1603 | //----------------------------------------------------------------- | |
1604 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1605 | // Modified: Marian Ivanov | |
1606 | //----------------------------------------------------------------- | |
1607 | ||
1608 | TVector *tv; | |
1609 | ||
1610 | tv = (TVector*)p1->At(ntr); // pointer to a track | |
1611 | TVector &v = *tv; | |
1612 | ||
1613 | Float_t label = v(0); | |
1614 | Int_t centralPad = (fTPCParam->GetNPads(fCurrentIndex[1],fCurrentIndex[3]-1))/2; | |
1615 | ||
1616 | Int_t nElectrons = (tv->GetNrows()-1)/5; | |
1617 | indexRange[0]=9999; // min pad | |
1618 | indexRange[1]=-1; // max pad | |
1619 | indexRange[2]=9999; //min time | |
1620 | indexRange[3]=-1; // max time | |
1621 | ||
1622 | TMatrixF &signal = *m1; | |
1623 | TMatrixF &total = *m2; | |
1624 | // | |
1625 | // Loop over all electrons | |
1626 | // | |
1627 | for(Int_t nel=0; nel<nElectrons; nel++){ | |
1628 | Int_t idx=nel*5; | |
1629 | Float_t aval = v(idx+4); | |
1630 | Float_t eltoadcfac=aval*fTPCParam->GetTotalNormFac(); | |
1631 | Float_t xyz[4]={v(idx+1),v(idx+2),v(idx+3),v(idx+5)}; | |
1632 | Int_t n = ((AliTPCParamSR*)fTPCParam)->CalcResponseFast(xyz,fCurrentIndex,fCurrentIndex[3]); | |
1633 | ||
1634 | Int_t *index = fTPCParam->GetResBin(0); | |
1635 | Float_t *weight = & (fTPCParam->GetResWeight(0)); | |
1636 | ||
1637 | if (n>0) for (Int_t i =0; i<n; i++){ | |
1638 | Int_t pad=index[1]+centralPad; //in digit coordinates central pad has coordinate 0 | |
1639 | ||
1640 | if (pad>=0){ | |
1641 | Int_t time=index[2]; | |
1642 | Float_t qweight = *(weight)*eltoadcfac; | |
1643 | ||
1644 | if (m1!=0) signal(pad,time)+=qweight; | |
1645 | total(pad,time)+=qweight; | |
1646 | if (indexRange[0]>pad) indexRange[0]=pad; | |
1647 | if (indexRange[1]<pad) indexRange[1]=pad; | |
1648 | if (indexRange[2]>time) indexRange[2]=time; | |
1649 | if (indexRange[3]<time) indexRange[3]=time; | |
1650 | ||
1651 | index+=3; | |
1652 | weight++; | |
1653 | ||
1654 | } | |
1655 | } | |
1656 | } // end of loop over electrons | |
1657 | ||
1658 | return label; // returns track label when finished | |
1659 | } | |
1660 | ||
1661 | //_____________________________________________________________________________ | |
1662 | void AliTPC::GetList(Float_t label,Int_t np,TMatrixF *m, | |
1663 | Int_t *indexRange, Float_t **pList) | |
1664 | { | |
1665 | //---------------------------------------------------------------------- | |
1666 | // Updates the list of tracks contributing to digits for a given row | |
1667 | //---------------------------------------------------------------------- | |
1668 | ||
1669 | //----------------------------------------------------------------- | |
1670 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1671 | //----------------------------------------------------------------- | |
1672 | ||
1673 | TMatrixF &signal = *m; | |
1674 | ||
1675 | // lop over nonzero digits | |
1676 | ||
1677 | for(Int_t it=indexRange[2];it<indexRange[3]+1;it++){ | |
1678 | for(Int_t ip=indexRange[0];ip<indexRange[1]+1;ip++){ | |
1679 | ||
1680 | ||
1681 | // accept only the contribution larger than 500 electrons (1/2 s_noise) | |
1682 | ||
1683 | if(signal(ip,it)<0.5) continue; | |
1684 | ||
1685 | Int_t globalIndex = it*np+ip; // globalIndex starts from 0! | |
1686 | ||
1687 | if(!pList[globalIndex]){ | |
1688 | ||
1689 | // | |
1690 | // Create new list (6 elements - 3 signals and 3 labels), | |
1691 | // | |
1692 | ||
1693 | pList[globalIndex] = new Float_t [6]; | |
1694 | ||
1695 | // set list to -1 | |
1696 | ||
1697 | *pList[globalIndex] = -1.; | |
1698 | *(pList[globalIndex]+1) = -1.; | |
1699 | *(pList[globalIndex]+2) = -1.; | |
1700 | *(pList[globalIndex]+3) = -1.; | |
1701 | *(pList[globalIndex]+4) = -1.; | |
1702 | *(pList[globalIndex]+5) = -1.; | |
1703 | ||
1704 | *pList[globalIndex] = label; | |
1705 | *(pList[globalIndex]+3) = signal(ip,it); | |
1706 | } | |
1707 | else { | |
1708 | ||
1709 | // check the signal magnitude | |
1710 | ||
1711 | Float_t highest = *(pList[globalIndex]+3); | |
1712 | Float_t middle = *(pList[globalIndex]+4); | |
1713 | Float_t lowest = *(pList[globalIndex]+5); | |
1714 | ||
1715 | // | |
1716 | // compare the new signal with already existing list | |
1717 | // | |
1718 | ||
1719 | if(signal(ip,it)<lowest) continue; // neglect this track | |
1720 | ||
1721 | // | |
1722 | ||
1723 | if (signal(ip,it)>highest){ | |
1724 | *(pList[globalIndex]+5) = middle; | |
1725 | *(pList[globalIndex]+4) = highest; | |
1726 | *(pList[globalIndex]+3) = signal(ip,it); | |
1727 | ||
1728 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); | |
1729 | *(pList[globalIndex]+1) = *pList[globalIndex]; | |
1730 | *pList[globalIndex] = label; | |
1731 | } | |
1732 | else if (signal(ip,it)>middle){ | |
1733 | *(pList[globalIndex]+5) = middle; | |
1734 | *(pList[globalIndex]+4) = signal(ip,it); | |
1735 | ||
1736 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); | |
1737 | *(pList[globalIndex]+1) = label; | |
1738 | } | |
1739 | else{ | |
1740 | *(pList[globalIndex]+5) = signal(ip,it); | |
1741 | *(pList[globalIndex]+2) = label; | |
1742 | } | |
1743 | } | |
1744 | ||
1745 | } // end of loop over pads | |
1746 | } // end of loop over time bins | |
1747 | ||
1748 | }//end of GetList | |
1749 | //___________________________________________________________________ | |
1750 | void AliTPC::MakeSector(Int_t isec,Int_t nrows,TTree *TH, | |
1751 | Stat_t ntracks,TObjArray **row) | |
1752 | { | |
1753 | ||
1754 | //----------------------------------------------------------------- | |
1755 | // Prepares the sector digitization, creates the vectors of | |
1756 | // tracks for each row of this sector. The track vector | |
1757 | // contains the track label and the position of electrons. | |
1758 | //----------------------------------------------------------------- | |
1759 | ||
1760 | //----------------------------------------------------------------- | |
1761 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1762 | //----------------------------------------------------------------- | |
1763 | ||
1764 | Float_t gasgain = fTPCParam->GetGasGain(); | |
1765 | Int_t i; | |
1766 | Float_t xyz[5]; | |
1767 | ||
1768 | AliTPChit *tpcHit; // pointer to a sigle TPC hit | |
1769 | //MI change | |
1770 | TBranch * branch=0; | |
1771 | if (fHitType>1) branch = TH->GetBranch("TPC2"); | |
1772 | else branch = TH->GetBranch("TPC"); | |
1773 | ||
1774 | ||
1775 | //---------------------------------------------- | |
1776 | // Create TObjArray-s, one for each row, | |
1777 | // each TObjArray will store the TVectors | |
1778 | // of electrons, one TVectors per each track. | |
1779 | //---------------------------------------------- | |
1780 | ||
1781 | Int_t *nofElectrons = new Int_t [nrows+2]; // electron counter for each row | |
1782 | TVector **tracks = new TVector* [nrows+2]; //pointers to the track vectors | |
1783 | ||
1784 | for(i=0; i<nrows+2; i++){ | |
1785 | row[i] = new TObjArray; | |
1786 | nofElectrons[i]=0; | |
1787 | tracks[i]=0; | |
1788 | } | |
1789 | ||
1790 | ||
1791 | ||
1792 | //-------------------------------------------------------------------- | |
1793 | // Loop over tracks, the "track" contains the full history | |
1794 | //-------------------------------------------------------------------- | |
1795 | ||
1796 | Int_t previousTrack,currentTrack; | |
1797 | previousTrack = -1; // nothing to store so far! | |
1798 | ||
1799 | for(Int_t track=0;track<ntracks;track++){ | |
1800 | Bool_t isInSector=kTRUE; | |
1801 | ResetHits(); | |
1802 | isInSector = TrackInVolume(isec,track); | |
1803 | if (!isInSector) continue; | |
1804 | //MI change | |
1805 | branch->GetEntry(track); // get next track | |
1806 | ||
1807 | //M.I. changes | |
1808 | ||
1809 | tpcHit = (AliTPChit*)FirstHit(-1); | |
1810 | ||
1811 | //-------------------------------------------------------------- | |
1812 | // Loop over hits | |
1813 | //-------------------------------------------------------------- | |
1814 | ||
1815 | ||
1816 | while(tpcHit){ | |
1817 | ||
1818 | Int_t sector=tpcHit->fSector; // sector number | |
1819 | if(sector != isec){ | |
1820 | tpcHit = (AliTPChit*) NextHit(); | |
1821 | continue; | |
1822 | } | |
1823 | ||
1824 | // Remove hits which arrive before the TPC opening gate signal | |
1825 | if(((fTPCParam->GetZLength(isec)-TMath::Abs(tpcHit->Z())) | |
1826 | /fTPCParam->GetDriftV()+tpcHit->Time())<fTPCParam->GetGateDelay()) { | |
1827 | tpcHit = (AliTPChit*) NextHit(); | |
1828 | continue; | |
1829 | } | |
1830 | ||
1831 | currentTrack = tpcHit->Track(); // track number | |
1832 | ||
1833 | if(currentTrack != previousTrack){ | |
1834 | ||
1835 | // store already filled fTrack | |
1836 | ||
1837 | for(i=0;i<nrows+2;i++){ | |
1838 | if(previousTrack != -1){ | |
1839 | if(nofElectrons[i]>0){ | |
1840 | TVector &v = *tracks[i]; | |
1841 | v(0) = previousTrack; | |
1842 | tracks[i]->ResizeTo(5*nofElectrons[i]+1); // shrink if necessary | |
1843 | row[i]->Add(tracks[i]); | |
1844 | } | |
1845 | else { | |
1846 | delete tracks[i]; // delete empty TVector | |
1847 | tracks[i]=0; | |
1848 | } | |
1849 | } | |
1850 | ||
1851 | nofElectrons[i]=0; | |
1852 | tracks[i] = new TVector(601); // TVectors for the next fTrack | |
1853 | ||
1854 | } // end of loop over rows | |
1855 | ||
1856 | previousTrack=currentTrack; // update track label | |
1857 | } | |
1858 | ||
1859 | Int_t qI = (Int_t) (tpcHit->fQ); // energy loss (number of electrons) | |
1860 | ||
1861 | //--------------------------------------------------- | |
1862 | // Calculate the electron attachment probability | |
1863 | //--------------------------------------------------- | |
1864 | ||
1865 | ||
1866 | Float_t time = 1.e6*(fTPCParam->GetZLength(isec)-TMath::Abs(tpcHit->Z())) | |
1867 | /fTPCParam->GetDriftV(); | |
1868 | // in microseconds! | |
1869 | Float_t attProb = fTPCParam->GetAttCoef()* | |
1870 | fTPCParam->GetOxyCont()*time; // fraction! | |
1871 | ||
1872 | //----------------------------------------------- | |
1873 | // Loop over electrons | |
1874 | //----------------------------------------------- | |
1875 | Int_t index[3]; | |
1876 | index[1]=isec; | |
1877 | for(Int_t nel=0;nel<qI;nel++){ | |
1878 | // skip if electron lost due to the attachment | |
1879 | if((gRandom->Rndm(0)) < attProb) continue; // electron lost! | |
1880 | xyz[0]=tpcHit->X(); | |
1881 | xyz[1]=tpcHit->Y(); | |
1882 | xyz[2]=tpcHit->Z(); | |
1883 | // | |
1884 | // protection for the nonphysical avalanche size (10**6 maximum) | |
1885 | // | |
1886 | Double_t rn=TMath::Max(gRandom->Rndm(0),1.93e-22); | |
1887 | xyz[3]= (Float_t) (-gasgain*TMath::Log(rn)); | |
1888 | index[0]=1; | |
1889 | ||
1890 | TransportElectron(xyz,index); | |
1891 | Int_t rowNumber; | |
1892 | fTPCParam->GetPadRow(xyz,index); | |
1893 | // Electron track time (for pileup simulation) | |
1894 | xyz[4] = tpcHit->Time()/fTPCParam->GetTSample(); | |
1895 | // row 0 - cross talk from the innermost row | |
1896 | // row fNRow+1 cross talk from the outermost row | |
1897 | rowNumber = index[2]+1; | |
1898 | //transform position to local digit coordinates | |
1899 | //relative to nearest pad row | |
1900 | if ((rowNumber<0)||rowNumber>fTPCParam->GetNRow(isec)+1) continue; | |
1901 | Float_t x1,y1; | |
1902 | if (isec <fTPCParam->GetNInnerSector()) { | |
1903 | x1 = xyz[1]*fTPCParam->GetInnerPadPitchWidth(); | |
1904 | y1 = fTPCParam->GetYInner(rowNumber); | |
1905 | } | |
1906 | else{ | |
1907 | x1=xyz[1]*fTPCParam->GetOuterPadPitchWidth(); | |
1908 | y1 = fTPCParam->GetYOuter(rowNumber); | |
1909 | } | |
1910 | // gain inefficiency at the wires edges - linear | |
1911 | x1=TMath::Abs(x1); | |
1912 | y1-=1.; | |
1913 | if(x1>y1) xyz[3]*=TMath::Max(1.e-6,(y1-x1+1.)); | |
1914 | ||
1915 | nofElectrons[rowNumber]++; | |
1916 | //---------------------------------- | |
1917 | // Expand vector if necessary | |
1918 | //---------------------------------- | |
1919 | if(nofElectrons[rowNumber]>120){ | |
1920 | Int_t range = tracks[rowNumber]->GetNrows(); | |
1921 | if((nofElectrons[rowNumber])>(range-1)/5){ | |
1922 | ||
1923 | tracks[rowNumber]->ResizeTo(range+500); // Add 100 electrons | |
1924 | } | |
1925 | } | |
1926 | ||
1927 | TVector &v = *tracks[rowNumber]; | |
1928 | Int_t idx = 5*nofElectrons[rowNumber]-4; | |
1929 | Real_t * position = &(((TVector&)v)(idx)); //make code faster | |
1930 | memcpy(position,xyz,5*sizeof(Float_t)); | |
1931 | ||
1932 | } // end of loop over electrons | |
1933 | ||
1934 | tpcHit = (AliTPChit*)NextHit(); | |
1935 | ||
1936 | } // end of loop over hits | |
1937 | } // end of loop over tracks | |
1938 | ||
1939 | // | |
1940 | // store remaining track (the last one) if not empty | |
1941 | // | |
1942 | ||
1943 | for(i=0;i<nrows+2;i++){ | |
1944 | if(nofElectrons[i]>0){ | |
1945 | TVector &v = *tracks[i]; | |
1946 | v(0) = previousTrack; | |
1947 | tracks[i]->ResizeTo(5*nofElectrons[i]+1); // shrink if necessary | |
1948 | row[i]->Add(tracks[i]); | |
1949 | } | |
1950 | else{ | |
1951 | delete tracks[i]; | |
1952 | tracks[i]=0; | |
1953 | } | |
1954 | } | |
1955 | ||
1956 | delete [] tracks; | |
1957 | delete [] nofElectrons; | |
1958 | ||
1959 | } // end of MakeSector | |
1960 | ||
1961 | ||
1962 | //_____________________________________________________________________________ | |
1963 | void AliTPC::Init() | |
1964 | { | |
1965 | // | |
1966 | // Initialise TPC detector after definition of geometry | |
1967 | // | |
1968 | AliDebug(1,"*********************************************"); | |
1969 | } | |
1970 | ||
1971 | //_____________________________________________________________________________ | |
1972 | void AliTPC::MakeBranch(Option_t* option) | |
1973 | { | |
1974 | // | |
1975 | // Create Tree branches for the TPC. | |
1976 | // | |
1977 | AliDebug(1,""); | |
1978 | Int_t buffersize = 4000; | |
1979 | char branchname[10]; | |
1980 | sprintf(branchname,"%s",GetName()); | |
1981 | ||
1982 | const char *h = strstr(option,"H"); | |
1983 | ||
1984 | if ( h && (fHitType<=1) && (fHits == 0x0)) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03 | |
1985 | ||
1986 | AliDetector::MakeBranch(option); | |
1987 | ||
1988 | const char *d = strstr(option,"D"); | |
1989 | ||
1990 | if (fDigits && fLoader->TreeD() && d) { | |
1991 | MakeBranchInTree(gAlice->TreeD(), branchname, &fDigits, buffersize, 0); | |
1992 | } | |
1993 | ||
1994 | if (fHitType>1) MakeBranch2(option,0); // MI change 14.09.2000 | |
1995 | } | |
1996 | ||
1997 | //_____________________________________________________________________________ | |
1998 | void AliTPC::ResetDigits() | |
1999 | { | |
2000 | // | |
2001 | // Reset number of digits and the digits array for this detector | |
2002 | // | |
2003 | fNdigits = 0; | |
2004 | if (fDigits) fDigits->Clear(); | |
2005 | } | |
2006 | ||
2007 | ||
2008 | ||
2009 | //_____________________________________________________________________________ | |
2010 | void AliTPC::SetSens(Int_t sens) | |
2011 | { | |
2012 | ||
2013 | //------------------------------------------------------------- | |
2014 | // Activates/deactivates the sensitive strips at the center of | |
2015 | // the pad row -- this is for the space-point resolution calculations | |
2016 | //------------------------------------------------------------- | |
2017 | ||
2018 | //----------------------------------------------------------------- | |
2019 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2020 | //----------------------------------------------------------------- | |
2021 | ||
2022 | fSens = sens; | |
2023 | } | |
2024 | ||
2025 | ||
2026 | void AliTPC::SetSide(Float_t side=0.) | |
2027 | { | |
2028 | // choice of the TPC side | |
2029 | ||
2030 | fSide = side; | |
2031 | ||
2032 | } | |
2033 | //_____________________________________________________________________________ | |
2034 | ||
2035 | void AliTPC::TransportElectron(Float_t *xyz, Int_t *index) | |
2036 | { | |
2037 | // | |
2038 | // electron transport taking into account: | |
2039 | // 1. diffusion, | |
2040 | // 2.ExB at the wires | |
2041 | // 3. nonisochronity | |
2042 | // | |
2043 | // xyz and index must be already transformed to system 1 | |
2044 | // | |
2045 | ||
2046 | fTPCParam->Transform1to2(xyz,index); | |
2047 | ||
2048 | //add diffusion | |
2049 | Float_t driftl=xyz[2]; | |
2050 | if(driftl<0.01) driftl=0.01; | |
2051 | driftl=TMath::Sqrt(driftl); | |
2052 | Float_t sigT = driftl*(fTPCParam->GetDiffT()); | |
2053 | Float_t sigL = driftl*(fTPCParam->GetDiffL()); | |
2054 | xyz[0]=gRandom->Gaus(xyz[0],sigT); | |
2055 | xyz[1]=gRandom->Gaus(xyz[1],sigT); | |
2056 | xyz[2]=gRandom->Gaus(xyz[2],sigL); | |
2057 | ||
2058 | // ExB | |
2059 | ||
2060 | if (fTPCParam->GetMWPCReadout()==kTRUE){ | |
2061 | Float_t dx = fTPCParam->Transform2to2NearestWire(xyz,index); | |
2062 | xyz[1]+=dx*(fTPCParam->GetOmegaTau()); | |
2063 | } | |
2064 | //add nonisochronity (not implemented yet) | |
2065 | } | |
2066 | ||
2067 | ClassImp(AliTPChit) | |
2068 | //______________________________________________________________________ | |
2069 | AliTPChit::AliTPChit() | |
2070 | :AliHit(), | |
2071 | fSector(0), | |
2072 | fPadRow(0), | |
2073 | fQ(0), | |
2074 | fTime(0) | |
2075 | { | |
2076 | // | |
2077 | // default | |
2078 | // | |
2079 | ||
2080 | } | |
2081 | //_____________________________________________________________________________ | |
2082 | AliTPChit::AliTPChit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits) | |
2083 | :AliHit(shunt,track), | |
2084 | fSector(0), | |
2085 | fPadRow(0), | |
2086 | fQ(0), | |
2087 | fTime(0) | |
2088 | { | |
2089 | // | |
2090 | // Creates a TPC hit object | |
2091 | // | |
2092 | fSector = vol[0]; | |
2093 | fPadRow = vol[1]; | |
2094 | fX = hits[0]; | |
2095 | fY = hits[1]; | |
2096 | fZ = hits[2]; | |
2097 | fQ = hits[3]; | |
2098 | fTime = hits[4]; | |
2099 | } | |
2100 | ||
2101 | //________________________________________________________________________ | |
2102 | // Additional code because of the AliTPCTrackHitsV2 | |
2103 | ||
2104 | void AliTPC::MakeBranch2(Option_t *option,const char */*file*/) | |
2105 | { | |
2106 | // | |
2107 | // Create a new branch in the current Root Tree | |
2108 | // The branch of fHits is automatically split | |
2109 | // MI change 14.09.2000 | |
2110 | AliDebug(1,""); | |
2111 | if (fHitType<2) return; | |
2112 | char branchname[10]; | |
2113 | sprintf(branchname,"%s2",GetName()); | |
2114 | // | |
2115 | // Get the pointer to the header | |
2116 | const char *cH = strstr(option,"H"); | |
2117 | // | |
2118 | if (fTrackHits && TreeH() && cH && fHitType&4) { | |
2119 | AliDebug(1,"Making branch for Type 4 Hits"); | |
2120 | TreeH()->Branch(branchname,"AliTPCTrackHitsV2",&fTrackHits,fBufferSize,99); | |
2121 | } | |
2122 | ||
2123 | // if (fTrackHitsOld && TreeH() && cH && fHitType&2) { | |
2124 | // AliDebug(1,"Making branch for Type 2 Hits"); | |
2125 | // AliObjectBranch * branch = new AliObjectBranch(branchname,"AliTPCTrackHits",&fTrackHitsOld, | |
2126 | // TreeH(),fBufferSize,99); | |
2127 | // TreeH()->GetListOfBranches()->Add(branch); | |
2128 | // } | |
2129 | } | |
2130 | ||
2131 | void AliTPC::SetTreeAddress() | |
2132 | { | |
2133 | //Sets tree address for hits | |
2134 | if (fHitType<=1) { | |
2135 | if (fHits == 0x0 ) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03 | |
2136 | AliDetector::SetTreeAddress(); | |
2137 | } | |
2138 | if (fHitType>1) SetTreeAddress2(); | |
2139 | } | |
2140 | ||
2141 | void AliTPC::SetTreeAddress2() | |
2142 | { | |
2143 | // | |
2144 | // Set branch address for the TrackHits Tree | |
2145 | // | |
2146 | AliDebug(1,""); | |
2147 | ||
2148 | TBranch *branch; | |
2149 | char branchname[20]; | |
2150 | sprintf(branchname,"%s2",GetName()); | |
2151 | // | |
2152 | // Branch address for hit tree | |
2153 | TTree *treeH = TreeH(); | |
2154 | if ((treeH)&&(fHitType&4)) { | |
2155 | branch = treeH->GetBranch(branchname); | |
2156 | if (branch) { | |
2157 | branch->SetAddress(&fTrackHits); | |
2158 | AliDebug(1,"fHitType&4 Setting"); | |
2159 | } | |
2160 | else | |
2161 | AliDebug(1,"fHitType&4 Failed (can not find branch)"); | |
2162 | ||
2163 | } | |
2164 | // if ((treeH)&&(fHitType&2)) { | |
2165 | // branch = treeH->GetBranch(branchname); | |
2166 | // if (branch) { | |
2167 | // branch->SetAddress(&fTrackHitsOld); | |
2168 | // AliDebug(1,"fHitType&2 Setting"); | |
2169 | // } | |
2170 | // else | |
2171 | // AliDebug(1,"fHitType&2 Failed (can not find branch)"); | |
2172 | // } | |
2173 | //set address to TREETR | |
2174 | ||
2175 | TTree *treeTR = TreeTR(); | |
2176 | if (treeTR && fTrackReferences) { | |
2177 | branch = treeTR->GetBranch(GetName()); | |
2178 | if (branch) branch->SetAddress(&fTrackReferences); | |
2179 | } | |
2180 | ||
2181 | } | |
2182 | ||
2183 | void AliTPC::FinishPrimary() | |
2184 | { | |
2185 | if (fTrackHits &&fHitType&4) fTrackHits->FlushHitStack(); | |
2186 | // if (fTrackHitsOld && fHitType&2) fTrackHitsOld->FlushHitStack(); | |
2187 | } | |
2188 | ||
2189 | ||
2190 | void AliTPC::AddHit2(Int_t track, Int_t *vol, Float_t *hits) | |
2191 | { | |
2192 | // | |
2193 | // add hit to the list | |
2194 | Int_t rtrack; | |
2195 | if (fIshunt) { | |
2196 | int primary = gAlice->GetMCApp()->GetPrimary(track); | |
2197 | gAlice->GetMCApp()->Particle(primary)->SetBit(kKeepBit); | |
2198 | rtrack=primary; | |
2199 | } else { | |
2200 | rtrack=track; | |
2201 | gAlice->GetMCApp()->FlagTrack(track); | |
2202 | } | |
2203 | if (fTrackHits && fHitType&4) | |
2204 | fTrackHits->AddHitKartez(vol[0],rtrack, hits[0], | |
2205 | hits[1],hits[2],(Int_t)hits[3],hits[4]); | |
2206 | // if (fTrackHitsOld &&fHitType&2 ) | |
2207 | // fTrackHitsOld->AddHitKartez(vol[0],rtrack, hits[0], | |
2208 | // hits[1],hits[2],(Int_t)hits[3]); | |
2209 | ||
2210 | } | |
2211 | ||
2212 | void AliTPC::ResetHits() | |
2213 | { | |
2214 | if (fHitType&1) AliDetector::ResetHits(); | |
2215 | if (fHitType>1) ResetHits2(); | |
2216 | } | |
2217 | ||
2218 | void AliTPC::ResetHits2() | |
2219 | { | |
2220 | // | |
2221 | //reset hits | |
2222 | if (fTrackHits && fHitType&4) fTrackHits->Clear(); | |
2223 | // if (fTrackHitsOld && fHitType&2) fTrackHitsOld->Clear(); | |
2224 | ||
2225 | } | |
2226 | ||
2227 | AliHit* AliTPC::FirstHit(Int_t track) | |
2228 | { | |
2229 | if (fHitType>1) return FirstHit2(track); | |
2230 | return AliDetector::FirstHit(track); | |
2231 | } | |
2232 | AliHit* AliTPC::NextHit() | |
2233 | { | |
2234 | // | |
2235 | // gets next hit | |
2236 | // | |
2237 | if (fHitType>1) return NextHit2(); | |
2238 | ||
2239 | return AliDetector::NextHit(); | |
2240 | } | |
2241 | ||
2242 | AliHit* AliTPC::FirstHit2(Int_t track) | |
2243 | { | |
2244 | // | |
2245 | // Initialise the hit iterator | |
2246 | // Return the address of the first hit for track | |
2247 | // If track>=0 the track is read from disk | |
2248 | // while if track<0 the first hit of the current | |
2249 | // track is returned | |
2250 | // | |
2251 | if(track>=0) { | |
2252 | gAlice->ResetHits(); | |
2253 | TreeH()->GetEvent(track); | |
2254 | } | |
2255 | // | |
2256 | if (fTrackHits && fHitType&4) { | |
2257 | fTrackHits->First(); | |
2258 | return fTrackHits->GetHit(); | |
2259 | } | |
2260 | // if (fTrackHitsOld && fHitType&2) { | |
2261 | // fTrackHitsOld->First(); | |
2262 | // return fTrackHitsOld->GetHit(); | |
2263 | // } | |
2264 | ||
2265 | else return 0; | |
2266 | } | |
2267 | ||
2268 | AliHit* AliTPC::NextHit2() | |
2269 | { | |
2270 | // | |
2271 | //Return the next hit for the current track | |
2272 | ||
2273 | ||
2274 | // if (fTrackHitsOld && fHitType&2) { | |
2275 | // fTrackHitsOld->Next(); | |
2276 | // return fTrackHitsOld->GetHit(); | |
2277 | // } | |
2278 | if (fTrackHits) { | |
2279 | fTrackHits->Next(); | |
2280 | return fTrackHits->GetHit(); | |
2281 | } | |
2282 | else | |
2283 | return 0; | |
2284 | } | |
2285 | ||
2286 | void AliTPC::LoadPoints(Int_t) | |
2287 | { | |
2288 | // | |
2289 | Int_t a = 0; | |
2290 | ||
2291 | if(fHitType==1) AliDetector::LoadPoints(a); | |
2292 | else LoadPoints2(a); | |
2293 | } | |
2294 | ||
2295 | ||
2296 | void AliTPC::RemapTrackHitIDs(Int_t *map) | |
2297 | { | |
2298 | // | |
2299 | // remapping | |
2300 | // | |
2301 | if (!fTrackHits) return; | |
2302 | ||
2303 | // if (fTrackHitsOld && fHitType&2){ | |
2304 | // AliObjectArray * arr = fTrackHitsOld->fTrackHitsInfo; | |
2305 | // for (UInt_t i=0;i<arr->GetSize();i++){ | |
2306 | // AliTrackHitsInfo * info = (AliTrackHitsInfo *)(arr->At(i)); | |
2307 | // info->fTrackID = map[info->fTrackID]; | |
2308 | // } | |
2309 | // } | |
2310 | // if (fTrackHitsOld && fHitType&4){ | |
2311 | if (fTrackHits && fHitType&4){ | |
2312 | TClonesArray * arr = fTrackHits->GetArray();; | |
2313 | for (Int_t i=0;i<arr->GetEntriesFast();i++){ | |
2314 | AliTrackHitsParamV2 * info = (AliTrackHitsParamV2 *)(arr->At(i)); | |
2315 | info->SetTrackID(map[info->GetTrackID()]); | |
2316 | } | |
2317 | } | |
2318 | } | |
2319 | ||
2320 | Bool_t AliTPC::TrackInVolume(Int_t id,Int_t track) | |
2321 | { | |
2322 | //return bool information - is track in given volume | |
2323 | //load only part of the track information | |
2324 | //return true if current track is in volume | |
2325 | // | |
2326 | // return kTRUE; | |
2327 | // if (fTrackHitsOld && fHitType&2) { | |
2328 | // TBranch * br = TreeH()->GetBranch("fTrackHitsInfo"); | |
2329 | // br->GetEvent(track); | |
2330 | // AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
2331 | // for (UInt_t j=0;j<ar->GetSize();j++){ | |
2332 | // if ( ((AliTrackHitsInfo*)ar->At(j))->fVolumeID==id) return kTRUE; | |
2333 | // } | |
2334 | // } | |
2335 | ||
2336 | if (fTrackHits && fHitType&4) { | |
2337 | TBranch * br1 = TreeH()->GetBranch("fVolumes"); | |
2338 | TBranch * br2 = TreeH()->GetBranch("fNVolumes"); | |
2339 | br2->GetEvent(track); | |
2340 | br1->GetEvent(track); | |
2341 | Int_t *volumes = fTrackHits->GetVolumes(); | |
2342 | Int_t nvolumes = fTrackHits->GetNVolumes(); | |
2343 | if (!volumes && nvolumes>0) { | |
2344 | AliWarning(Form("Problematic track\t%d\t%d",track,nvolumes)); | |
2345 | return kFALSE; | |
2346 | } | |
2347 | for (Int_t j=0;j<nvolumes; j++) | |
2348 | if (volumes[j]==id) return kTRUE; | |
2349 | } | |
2350 | ||
2351 | if (fHitType&1) { | |
2352 | TBranch * br = TreeH()->GetBranch("fSector"); | |
2353 | br->GetEvent(track); | |
2354 | for (Int_t j=0;j<fHits->GetEntriesFast();j++){ | |
2355 | if ( ((AliTPChit*)fHits->At(j))->fSector==id) return kTRUE; | |
2356 | } | |
2357 | } | |
2358 | return kFALSE; | |
2359 | ||
2360 | } | |
2361 | ||
2362 | //_____________________________________________________________________________ | |
2363 | void AliTPC::LoadPoints2(Int_t) | |
2364 | { | |
2365 | // | |
2366 | // Store x, y, z of all hits in memory | |
2367 | // | |
2368 | // if (fTrackHits == 0 && fTrackHitsOld==0) return; | |
2369 | if (fTrackHits == 0 ) return; | |
2370 | // | |
2371 | Int_t nhits =0; | |
2372 | if (fHitType&4) nhits = fTrackHits->GetEntriesFast(); | |
2373 | // if (fHitType&2) nhits = fTrackHitsOld->GetEntriesFast(); | |
2374 | ||
2375 | if (nhits == 0) return; | |
2376 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); | |
2377 | if (fPoints == 0) fPoints = new TObjArray(tracks); | |
2378 | AliHit *ahit; | |
2379 | // | |
2380 | Int_t *ntrk=new Int_t[tracks]; | |
2381 | Int_t *limi=new Int_t[tracks]; | |
2382 | Float_t **coor=new Float_t*[tracks]; | |
2383 | for(Int_t i=0;i<tracks;i++) { | |
2384 | ntrk[i]=0; | |
2385 | coor[i]=0; | |
2386 | limi[i]=0; | |
2387 | } | |
2388 | // | |
2389 | AliPoints *points = 0; | |
2390 | Float_t *fp=0; | |
2391 | Int_t trk; | |
2392 | Int_t chunk=nhits/4+1; | |
2393 | // | |
2394 | // Loop over all the hits and store their position | |
2395 | // | |
2396 | ahit = FirstHit2(-1); | |
2397 | while (ahit){ | |
2398 | trk=ahit->GetTrack(); | |
2399 | if(ntrk[trk]==limi[trk]) { | |
2400 | // | |
2401 | // Initialise a new track | |
2402 | fp=new Float_t[3*(limi[trk]+chunk)]; | |
2403 | if(coor[trk]) { | |
2404 | memcpy(fp,coor[trk],sizeof(Float_t)*3*limi[trk]); | |
2405 | delete [] coor[trk]; | |
2406 | } | |
2407 | limi[trk]+=chunk; | |
2408 | coor[trk] = fp; | |
2409 | } else { | |
2410 | fp = coor[trk]; | |
2411 | } | |
2412 | fp[3*ntrk[trk] ] = ahit->X(); | |
2413 | fp[3*ntrk[trk]+1] = ahit->Y(); | |
2414 | fp[3*ntrk[trk]+2] = ahit->Z(); | |
2415 | ntrk[trk]++; | |
2416 | ahit = NextHit2(); | |
2417 | } | |
2418 | ||
2419 | ||
2420 | ||
2421 | // | |
2422 | for(trk=0; trk<tracks; ++trk) { | |
2423 | if(ntrk[trk]) { | |
2424 | points = new AliPoints(); | |
2425 | points->SetMarkerColor(kYellow); //PH kYellow it the default in TPC | |
2426 | points->SetMarkerSize(1);//PH Default size=1 | |
2427 | points->SetDetector(this); | |
2428 | points->SetParticle(trk); | |
2429 | points->SetPolyMarker(ntrk[trk],coor[trk],1); // Default style=1 | |
2430 | fPoints->AddAt(points,trk); | |
2431 | delete [] coor[trk]; | |
2432 | coor[trk]=0; | |
2433 | } | |
2434 | } | |
2435 | delete [] coor; | |
2436 | delete [] ntrk; | |
2437 | delete [] limi; | |
2438 | } | |
2439 | ||
2440 | ||
2441 | //_____________________________________________________________________________ | |
2442 | void AliTPC::LoadPoints3(Int_t) | |
2443 | { | |
2444 | // | |
2445 | // Store x, y, z of all hits in memory | |
2446 | // - only intersection point with pad row | |
2447 | if (fTrackHits == 0) return; | |
2448 | // | |
2449 | Int_t nhits = fTrackHits->GetEntriesFast(); | |
2450 | if (nhits == 0) return; | |
2451 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); | |
2452 | if (fPoints == 0) fPoints = new TObjArray(2*tracks); | |
2453 | fPoints->Expand(2*tracks); | |
2454 | AliHit *ahit; | |
2455 | // | |
2456 | Int_t *ntrk=new Int_t[tracks]; | |
2457 | Int_t *limi=new Int_t[tracks]; | |
2458 | Float_t **coor=new Float_t*[tracks]; | |
2459 | for(Int_t i=0;i<tracks;i++) { | |
2460 | ntrk[i]=0; | |
2461 | coor[i]=0; | |
2462 | limi[i]=0; | |
2463 | } | |
2464 | // | |
2465 | AliPoints *points = 0; | |
2466 | Float_t *fp=0; | |
2467 | Int_t trk; | |
2468 | Int_t chunk=nhits/4+1; | |
2469 | // | |
2470 | // Loop over all the hits and store their position | |
2471 | // | |
2472 | ahit = FirstHit2(-1); | |
2473 | ||
2474 | Int_t lastrow = -1; | |
2475 | while (ahit){ | |
2476 | trk=ahit->GetTrack(); | |
2477 | Float_t x[3]={ahit->X(),ahit->Y(),ahit->Z()}; | |
2478 | Int_t index[3]={1,((AliTPChit*)ahit)->fSector,0}; | |
2479 | Int_t currentrow = fTPCParam->GetPadRow(x,index) ; | |
2480 | if (currentrow!=lastrow){ | |
2481 | lastrow = currentrow; | |
2482 | //later calculate intersection point | |
2483 | if(ntrk[trk]==limi[trk]) { | |
2484 | // | |
2485 | // Initialise a new track | |
2486 | fp=new Float_t[3*(limi[trk]+chunk)]; | |
2487 | if(coor[trk]) { | |
2488 | memcpy(fp,coor[trk],sizeof(Float_t)*3*limi[trk]); | |
2489 | delete [] coor[trk]; | |
2490 | } | |
2491 | limi[trk]+=chunk; | |
2492 | coor[trk] = fp; | |
2493 | } else { | |
2494 | fp = coor[trk]; | |
2495 | } | |
2496 | fp[3*ntrk[trk] ] = ahit->X(); | |
2497 | fp[3*ntrk[trk]+1] = ahit->Y(); | |
2498 | fp[3*ntrk[trk]+2] = ahit->Z(); | |
2499 | ntrk[trk]++; | |
2500 | } | |
2501 | ahit = NextHit2(); | |
2502 | } | |
2503 | ||
2504 | // | |
2505 | for(trk=0; trk<tracks; ++trk) { | |
2506 | if(ntrk[trk]) { | |
2507 | points = new AliPoints(); | |
2508 | points->SetMarkerColor(kMagenta); //PH kYellow + 1 is kMagenta | |
2509 | points->SetMarkerStyle(5); | |
2510 | points->SetMarkerSize(0.2); | |
2511 | points->SetDetector(this); | |
2512 | points->SetParticle(trk); | |
2513 | points->SetPolyMarker(ntrk[trk],coor[trk],30); | |
2514 | fPoints->AddAt(points,tracks+trk); | |
2515 | delete [] coor[trk]; | |
2516 | coor[trk]=0; | |
2517 | } | |
2518 | } | |
2519 | delete [] coor; | |
2520 | delete [] ntrk; | |
2521 | delete [] limi; | |
2522 | } | |
2523 | ||
2524 | ||
2525 | ||
2526 | AliLoader* AliTPC::MakeLoader(const char* topfoldername) | |
2527 | { | |
2528 | //Makes TPC loader | |
2529 | fLoader = new AliTPCLoader(GetName(),topfoldername); | |
2530 | return fLoader; | |
2531 | } | |
2532 | ||
2533 | //////////////////////////////////////////////////////////////////////// | |
2534 | AliTPCParam* AliTPC::LoadTPCParam(TFile *file) { | |
2535 | // | |
2536 | // load TPC paarmeters from a given file or create new if the object | |
2537 | // is not found there | |
2538 | // 12/05/2003 This method should be moved to the AliTPCLoader | |
2539 | // and one has to decide where to store the TPC parameters | |
2540 | // M.Kowalski | |
2541 | char paramName[50]; | |
2542 | sprintf(paramName,"75x40_100x60_150x60"); | |
2543 | AliTPCParam *paramTPC=(AliTPCParam*)file->Get(paramName); | |
2544 | if (paramTPC) { | |
2545 | AliDebugClass(1,Form("TPC parameters %s found.",paramName)); | |
2546 | } else { | |
2547 | AliWarningClass("TPC parameters not found. Create new (they may be incorrect)"); | |
2548 | paramTPC = new AliTPCParamSR; | |
2549 | } | |
2550 | return paramTPC; | |
2551 | ||
2552 | // the older version of parameters can be accessed with this code. | |
2553 | // In some cases, we have old parameters saved in the file but | |
2554 | // digits were created with new parameters, it can be distinguish | |
2555 | // by the name of TPC TreeD. The code here is just for the case | |
2556 | // we would need to compare with old data, uncomment it if needed. | |
2557 | // | |
2558 | // char paramName[50]; | |
2559 | // sprintf(paramName,"75x40_100x60"); | |
2560 | // AliTPCParam *paramTPC=(AliTPCParam*)in->Get(paramName); | |
2561 | // if (paramTPC) { | |
2562 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
2563 | // } else { | |
2564 | // sprintf(paramName,"75x40_100x60_150x60"); | |
2565 | // paramTPC=(AliTPCParam*)in->Get(paramName); | |
2566 | // if (paramTPC) { | |
2567 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
2568 | // } else { | |
2569 | // cerr<<"TPC parameters not found. Create new (they may be incorrect)." | |
2570 | // <<endl; | |
2571 | // paramTPC = new AliTPCParamSR; | |
2572 | // } | |
2573 | // } | |
2574 | // return paramTPC; | |
2575 | ||
2576 | } | |
2577 | ||
2578 |