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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> |
8c555625 | 43 | #include <TMatrix.h> |
fe4da5cc | 44 | #include <TNode.h> |
fe4da5cc | 45 | #include <TObjectTable.h> |
88cb7938 | 46 | #include <TParticle.h> |
afc42102 | 47 | #include <TROOT.h> |
88cb7938 | 48 | #include <TRandom.h> |
afc42102 | 49 | #include <TSystem.h> |
88cb7938 | 50 | #include <TTUBS.h> |
51 | #include <TTree.h> | |
52 | #include <TVector.h> | |
53 | #include <TVirtualMC.h> | |
2a336e15 | 54 | #include <TString.h> |
55 | #include <TF2.h> | |
4c57c771 | 56 | #include <TStopwatch.h> |
cc80f89e | 57 | |
88cb7938 | 58 | #include "AliArrayBranch.h" |
59 | #include "AliClusters.h" | |
60 | #include "AliComplexCluster.h" | |
cc80f89e | 61 | #include "AliDigits.h" |
88cb7938 | 62 | #include "AliMagF.h" |
63 | #include "AliPoints.h" | |
64 | #include "AliRun.h" | |
65 | #include "AliRunLoader.h" | |
cc80f89e | 66 | #include "AliSimDigits.h" |
88cb7938 | 67 | #include "AliTPC.h" |
68 | #include "AliTPC.h" | |
69 | #include "AliTPCClustersArray.h" | |
70 | #include "AliTPCClustersRow.h" | |
71 | #include "AliTPCDigitsArray.h" | |
72 | #include "AliTPCLoader.h" | |
73 | #include "AliTPCPRF2D.h" | |
74 | #include "AliTPCParamSR.h" | |
75 | #include "AliTPCRF1D.h" | |
39c8eb58 | 76 | #include "AliTPCTrackHits.h" |
792bb11c | 77 | #include "AliTPCTrackHitsV2.h" |
73042f01 | 78 | #include "AliTPCcluster.h" |
88cb7938 | 79 | #include "AliTrackReference.h" |
5d12ce38 | 80 | #include "AliMC.h" |
85a5290f | 81 | #include "AliTPCDigitizer.h" |
0421c3d1 | 82 | #include "AliTPCBuffer.h" |
83 | #include "AliTPCDDLRawData.h" | |
6bb8e9b9 | 84 | #include "AliTPCclustererMI.h" |
85 | #include "AliTPCtrackerMI.h" | |
596a855f | 86 | #include "AliTPCpidESD.h" |
39c8eb58 | 87 | |
88 | ||
fe4da5cc | 89 | ClassImp(AliTPC) |
90 | ||
de61d5d5 | 91 | //_____________________________________________________________________________ |
92 | // helper class for fast matrix and vector manipulation - no range checking | |
93 | // origin - Marian Ivanov | |
94 | ||
95 | class AliTPCFastMatrix : public TMatrix { | |
96 | public : | |
9bdd974b | 97 | AliTPCFastMatrix(Int_t rowlwb, Int_t rowupb, Int_t collwb, Int_t colupb); |
6bb8e9b9 | 98 | #if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1) |
99 | Float_t & UncheckedAt(Int_t rown, Int_t coln) const {return fElements[(rown-fRowLwb)*fNcols+(coln-fColLwb)];} //fast acces | |
100 | Float_t UncheckedAtFast(Int_t rown, Int_t coln) const {return fElements[(rown-fRowLwb)*fNcols+(coln-fColLwb)];} //fast acces | |
101 | #else | |
9bdd974b | 102 | Float_t & UncheckedAt(Int_t rown, Int_t coln) const {return (fIndex[coln])[rown];} //fast acces |
103 | Float_t UncheckedAtFast(Int_t rown, Int_t coln) const {return (fIndex[coln])[rown];} //fast acces | |
6bb8e9b9 | 104 | #endif |
de61d5d5 | 105 | }; |
106 | ||
9bdd974b | 107 | AliTPCFastMatrix::AliTPCFastMatrix(Int_t rowlwb, Int_t rowupb, Int_t collwb, Int_t colupb): |
108 | TMatrix(rowlwb, rowupb,collwb,colupb) | |
de61d5d5 | 109 | { |
110 | }; | |
111 | //_____________________________________________________________________________ | |
112 | class AliTPCFastVector : public TVector { | |
113 | public : | |
114 | AliTPCFastVector(Int_t size); | |
b6e0d3fe | 115 | virtual ~AliTPCFastVector(){;} |
9bdd974b | 116 | Float_t & UncheckedAt(Int_t index) const {return fElements[index];} //fast acces |
b6e0d3fe | 117 | |
de61d5d5 | 118 | }; |
119 | ||
120 | AliTPCFastVector::AliTPCFastVector(Int_t size):TVector(size){ | |
121 | }; | |
122 | ||
fe4da5cc | 123 | //_____________________________________________________________________________ |
124 | AliTPC::AliTPC() | |
125 | { | |
126 | // | |
127 | // Default constructor | |
128 | // | |
129 | fIshunt = 0; | |
fe4da5cc | 130 | fHits = 0; |
131 | fDigits = 0; | |
fe4da5cc | 132 | fNsectors = 0; |
cc80f89e | 133 | fDigitsArray = 0; |
134 | fClustersArray = 0; | |
afc42102 | 135 | fDefaults = 0; |
792bb11c | 136 | fTrackHits = 0; |
137 | fTrackHitsOld = 0; | |
da33556f | 138 | fHitType = 2; //default CONTAINERS - based on ROOT structure |
407ff276 | 139 | fTPCParam = 0; |
140 | fNoiseTable = 0; | |
792bb11c | 141 | fActiveSectors =0; |
407ff276 | 142 | |
fe4da5cc | 143 | } |
144 | ||
145 | //_____________________________________________________________________________ | |
146 | AliTPC::AliTPC(const char *name, const char *title) | |
147 | : AliDetector(name,title) | |
148 | { | |
149 | // | |
150 | // Standard constructor | |
151 | // | |
152 | ||
153 | // | |
154 | // Initialise arrays of hits and digits | |
155 | fHits = new TClonesArray("AliTPChit", 176); | |
5d12ce38 | 156 | gAlice->GetMCApp()->AddHitList(fHits); |
cc80f89e | 157 | fDigitsArray = 0; |
158 | fClustersArray= 0; | |
afc42102 | 159 | fDefaults = 0; |
fe4da5cc | 160 | // |
792bb11c | 161 | fTrackHits = new AliTPCTrackHitsV2; |
39c8eb58 | 162 | fTrackHits->SetHitPrecision(0.002); |
163 | fTrackHits->SetStepPrecision(0.003); | |
792bb11c | 164 | fTrackHits->SetMaxDistance(100); |
165 | ||
166 | fTrackHitsOld = new AliTPCTrackHits; //MI - 13.09.2000 | |
167 | fTrackHitsOld->SetHitPrecision(0.002); | |
168 | fTrackHitsOld->SetStepPrecision(0.003); | |
169 | fTrackHitsOld->SetMaxDistance(100); | |
170 | ||
407ff276 | 171 | fNoiseTable =0; |
39c8eb58 | 172 | |
da33556f | 173 | fHitType = 2; |
792bb11c | 174 | fActiveSectors = 0; |
39c8eb58 | 175 | // |
fe4da5cc | 176 | // Initialise counters |
cc80f89e | 177 | fNsectors = 0; |
cc80f89e | 178 | |
fe4da5cc | 179 | // |
180 | fIshunt = 0; | |
181 | // | |
182 | // Initialise color attributes | |
183 | SetMarkerColor(kYellow); | |
73042f01 | 184 | |
185 | // | |
186 | // Set TPC parameters | |
187 | // | |
188 | ||
afc42102 | 189 | |
190 | if (!strcmp(title,"Default")) { | |
191 | fTPCParam = new AliTPCParamSR; | |
73042f01 | 192 | } else { |
193 | cerr<<"AliTPC warning: in Config.C you must set non-default parameters\n"; | |
194 | fTPCParam=0; | |
195 | } | |
196 | ||
fe4da5cc | 197 | } |
198 | ||
199 | //_____________________________________________________________________________ | |
9bdd974b | 200 | AliTPC::AliTPC(const AliTPC& t):AliDetector(t){ |
201 | // | |
202 | // dummy copy constructor | |
203 | // | |
204 | } | |
fe4da5cc | 205 | AliTPC::~AliTPC() |
206 | { | |
207 | // | |
208 | // TPC destructor | |
209 | // | |
73042f01 | 210 | |
fe4da5cc | 211 | fIshunt = 0; |
212 | delete fHits; | |
213 | delete fDigits; | |
73042f01 | 214 | delete fTPCParam; |
39c8eb58 | 215 | delete fTrackHits; //MI 15.09.2000 |
792bb11c | 216 | delete fTrackHitsOld; //MI 10.12.2001 |
407ff276 | 217 | if (fNoiseTable) delete [] fNoiseTable; |
218 | ||
fe4da5cc | 219 | } |
220 | ||
fe4da5cc | 221 | //_____________________________________________________________________________ |
222 | void AliTPC::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
223 | { | |
224 | // | |
225 | // Add a hit to the list | |
226 | // | |
39c8eb58 | 227 | // TClonesArray &lhits = *fHits; |
228 | // new(lhits[fNhits++]) AliTPChit(fIshunt,track,vol,hits); | |
229 | if (fHitType&1){ | |
230 | TClonesArray &lhits = *fHits; | |
231 | new(lhits[fNhits++]) AliTPChit(fIshunt,track,vol,hits); | |
232 | } | |
792bb11c | 233 | if (fHitType>1) |
39c8eb58 | 234 | AddHit2(track,vol,hits); |
fe4da5cc | 235 | } |
88cb7938 | 236 | |
fe4da5cc | 237 | //_____________________________________________________________________________ |
238 | void AliTPC::BuildGeometry() | |
239 | { | |
cc80f89e | 240 | |
fe4da5cc | 241 | // |
242 | // Build TPC ROOT TNode geometry for the event display | |
243 | // | |
73042f01 | 244 | TNode *nNode, *nTop; |
fe4da5cc | 245 | TTUBS *tubs; |
246 | Int_t i; | |
247 | const int kColorTPC=19; | |
1283eee5 | 248 | char name[5], title[25]; |
fe4da5cc | 249 | const Double_t kDegrad=TMath::Pi()/180; |
1283eee5 | 250 | const Double_t kRaddeg=180./TMath::Pi(); |
251 | ||
1283eee5 | 252 | |
73042f01 | 253 | Float_t innerOpenAngle = fTPCParam->GetInnerAngle(); |
254 | Float_t outerOpenAngle = fTPCParam->GetOuterAngle(); | |
1283eee5 | 255 | |
73042f01 | 256 | Float_t innerAngleShift = fTPCParam->GetInnerAngleShift(); |
257 | Float_t outerAngleShift = fTPCParam->GetOuterAngleShift(); | |
1283eee5 | 258 | |
259 | Int_t nLo = fTPCParam->GetNInnerSector()/2; | |
260 | Int_t nHi = fTPCParam->GetNOuterSector()/2; | |
261 | ||
73042f01 | 262 | const Double_t kloAng = (Double_t)TMath::Nint(innerOpenAngle*kRaddeg); |
263 | const Double_t khiAng = (Double_t)TMath::Nint(outerOpenAngle*kRaddeg); | |
264 | const Double_t kloAngSh = (Double_t)TMath::Nint(innerAngleShift*kRaddeg); | |
265 | const Double_t khiAngSh = (Double_t)TMath::Nint(outerAngleShift*kRaddeg); | |
1283eee5 | 266 | |
267 | ||
73042f01 | 268 | const Double_t kloCorr = 1/TMath::Cos(0.5*kloAng*kDegrad); |
269 | const Double_t khiCorr = 1/TMath::Cos(0.5*khiAng*kDegrad); | |
1283eee5 | 270 | |
271 | Double_t rl,ru; | |
272 | ||
273 | ||
fe4da5cc | 274 | // |
275 | // Get ALICE top node | |
fe4da5cc | 276 | // |
1283eee5 | 277 | |
73042f01 | 278 | nTop=gAlice->GetGeometry()->GetNode("alice"); |
1283eee5 | 279 | |
280 | // inner sectors | |
281 | ||
cc80f89e | 282 | rl = fTPCParam->GetInnerRadiusLow(); |
283 | ru = fTPCParam->GetInnerRadiusUp(); | |
1283eee5 | 284 | |
285 | ||
fe4da5cc | 286 | for(i=0;i<nLo;i++) { |
287 | sprintf(name,"LS%2.2d",i); | |
1283eee5 | 288 | name[4]='\0'; |
289 | sprintf(title,"TPC low sector %3d",i); | |
290 | title[24]='\0'; | |
291 | ||
73042f01 | 292 | tubs = new TTUBS(name,title,"void",rl*kloCorr,ru*kloCorr,250., |
293 | kloAng*(i-0.5)+kloAngSh,kloAng*(i+0.5)+kloAngSh); | |
fe4da5cc | 294 | tubs->SetNumberOfDivisions(1); |
73042f01 | 295 | nTop->cd(); |
296 | nNode = new TNode(name,title,name,0,0,0,""); | |
297 | nNode->SetLineColor(kColorTPC); | |
298 | fNodes->Add(nNode); | |
fe4da5cc | 299 | } |
1283eee5 | 300 | |
fe4da5cc | 301 | // Outer sectors |
1283eee5 | 302 | |
cc80f89e | 303 | rl = fTPCParam->GetOuterRadiusLow(); |
304 | ru = fTPCParam->GetOuterRadiusUp(); | |
1283eee5 | 305 | |
fe4da5cc | 306 | for(i=0;i<nHi;i++) { |
307 | sprintf(name,"US%2.2d",i); | |
1283eee5 | 308 | name[4]='\0'; |
fe4da5cc | 309 | sprintf(title,"TPC upper sector %d",i); |
1283eee5 | 310 | title[24]='\0'; |
73042f01 | 311 | tubs = new TTUBS(name,title,"void",rl*khiCorr,ru*khiCorr,250, |
312 | khiAng*(i-0.5)+khiAngSh,khiAng*(i+0.5)+khiAngSh); | |
fe4da5cc | 313 | tubs->SetNumberOfDivisions(1); |
73042f01 | 314 | nTop->cd(); |
315 | nNode = new TNode(name,title,name,0,0,0,""); | |
316 | nNode->SetLineColor(kColorTPC); | |
317 | fNodes->Add(nNode); | |
fe4da5cc | 318 | } |
cc80f89e | 319 | |
73042f01 | 320 | } |
1283eee5 | 321 | |
fe4da5cc | 322 | //_____________________________________________________________________________ |
9bdd974b | 323 | Int_t AliTPC::DistancetoPrimitive(Int_t , Int_t ) const |
fe4da5cc | 324 | { |
325 | // | |
326 | // Calculate distance from TPC to mouse on the display | |
327 | // Dummy procedure | |
328 | // | |
329 | return 9999; | |
330 | } | |
331 | ||
9bdd974b | 332 | void AliTPC::Clusters2Tracks() const |
88cb7938 | 333 | { |
3c0f9266 | 334 | //----------------------------------------------------------------- |
335 | // This is a track finder. | |
3c0f9266 | 336 | //----------------------------------------------------------------- |
c630aafd | 337 | Error("Clusters2Tracks", |
338 | "Dummy function ! Call AliTPCtracker::Clusters2Tracks(...) instead !"); | |
88cb7938 | 339 | } |
fe4da5cc | 340 | |
596a855f | 341 | |
fe4da5cc | 342 | //_____________________________________________________________________________ |
343 | void AliTPC::CreateMaterials() | |
344 | { | |
8c555625 | 345 | //----------------------------------------------- |
37831078 | 346 | // Create Materials for for TPC simulations |
8c555625 | 347 | //----------------------------------------------- |
348 | ||
349 | //----------------------------------------------------------------- | |
350 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
351 | //----------------------------------------------------------------- | |
1283eee5 | 352 | |
73042f01 | 353 | Int_t iSXFLD=gAlice->Field()->Integ(); |
354 | Float_t sXMGMX=gAlice->Field()->Max(); | |
1283eee5 | 355 | |
356 | Float_t amat[5]; // atomic numbers | |
357 | Float_t zmat[5]; // z | |
358 | Float_t wmat[5]; // proportions | |
359 | ||
360 | Float_t density; | |
37831078 | 361 | Float_t apure[2]; |
1283eee5 | 362 | |
1283eee5 | 363 | |
37831078 | 364 | //***************** Gases ************************* |
365 | ||
366 | //------------------------------------------------- | |
1283eee5 | 367 | // pure gases |
37831078 | 368 | //------------------------------------------------- |
1283eee5 | 369 | |
37831078 | 370 | // Neon |
1283eee5 | 371 | |
372 | ||
37831078 | 373 | amat[0]= 20.18; |
374 | zmat[0]= 10.; | |
1283eee5 | 375 | density = 0.0009; |
37831078 | 376 | |
377 | apure[0]=amat[0]; | |
1283eee5 | 378 | |
37831078 | 379 | AliMaterial(20,"Ne",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 380 | |
37831078 | 381 | // Argon |
1283eee5 | 382 | |
37831078 | 383 | amat[0]= 39.948; |
384 | zmat[0]= 18.; | |
385 | density = 0.001782; | |
1283eee5 | 386 | |
37831078 | 387 | apure[1]=amat[0]; |
1283eee5 | 388 | |
37831078 | 389 | AliMaterial(21,"Ar",amat[0],zmat[0],density,999.,999.); |
390 | ||
1283eee5 | 391 | |
392 | //-------------------------------------------------------------- | |
393 | // gases - compounds | |
394 | //-------------------------------------------------------------- | |
395 | ||
396 | Float_t amol[3]; | |
397 | ||
37831078 | 398 | // CO2 |
1283eee5 | 399 | |
400 | amat[0]=12.011; | |
401 | amat[1]=15.9994; | |
402 | ||
403 | zmat[0]=6.; | |
404 | zmat[1]=8.; | |
405 | ||
406 | wmat[0]=1.; | |
407 | wmat[1]=2.; | |
408 | ||
409 | density=0.001977; | |
410 | ||
411 | amol[0] = amat[0]*wmat[0]+amat[1]*wmat[1]; | |
412 | ||
413 | AliMixture(10,"CO2",amat,zmat,density,-2,wmat); | |
37831078 | 414 | |
1283eee5 | 415 | // CF4 |
416 | ||
417 | amat[0]=12.011; | |
418 | amat[1]=18.998; | |
419 | ||
420 | zmat[0]=6.; | |
421 | zmat[1]=9.; | |
422 | ||
423 | wmat[0]=1.; | |
424 | wmat[1]=4.; | |
425 | ||
426 | density=0.003034; | |
427 | ||
428 | amol[1] = amat[0]*wmat[0]+amat[1]*wmat[1]; | |
429 | ||
430 | AliMixture(11,"CF4",amat,zmat,density,-2,wmat); | |
431 | ||
37831078 | 432 | |
1283eee5 | 433 | // CH4 |
434 | ||
435 | amat[0]=12.011; | |
436 | amat[1]=1.; | |
437 | ||
438 | zmat[0]=6.; | |
439 | zmat[1]=1.; | |
440 | ||
441 | wmat[0]=1.; | |
442 | wmat[1]=4.; | |
443 | ||
444 | density=0.000717; | |
445 | ||
446 | amol[2] = amat[0]*wmat[0]+amat[1]*wmat[1]; | |
447 | ||
448 | AliMixture(12,"CH4",amat,zmat,density,-2,wmat); | |
449 | ||
450 | //---------------------------------------------------------------- | |
451 | // gases - mixtures, ID >= 20 pure gases, <= 10 ID < 20 -compounds | |
452 | //---------------------------------------------------------------- | |
37831078 | 453 | |
00d6d986 | 454 | char namate[21]=""; |
1283eee5 | 455 | density = 0.; |
456 | Float_t am=0; | |
457 | Int_t nc; | |
9bdd974b | 458 | Float_t rho,absl,x0,buf[1]; |
1283eee5 | 459 | Int_t nbuf; |
37831078 | 460 | Float_t a,z; |
1283eee5 | 461 | |
462 | for(nc = 0;nc<fNoComp;nc++) | |
463 | { | |
464 | ||
465 | // retrive material constants | |
466 | ||
9bdd974b | 467 | gMC->Gfmate((*fIdmate)[fMixtComp[nc]],namate,a,z,rho,x0,absl,buf,nbuf); |
1283eee5 | 468 | |
469 | amat[nc] = a; | |
470 | zmat[nc] = z; | |
471 | ||
472 | Int_t nnc = (fMixtComp[nc]>=20) ? fMixtComp[nc]%20 : fMixtComp[nc]%10; | |
473 | ||
37831078 | 474 | am += fMixtProp[nc]*((fMixtComp[nc]>=20) ? apure[nnc] : amol[nnc]); |
1283eee5 | 475 | density += fMixtProp[nc]*rho; // density of the mixture |
476 | ||
477 | } | |
478 | ||
479 | // mixture proportions by weight! | |
480 | ||
481 | for(nc = 0;nc<fNoComp;nc++) | |
482 | { | |
483 | ||
484 | Int_t nnc = (fMixtComp[nc]>=20) ? fMixtComp[nc]%20 : fMixtComp[nc]%10; | |
485 | ||
37831078 | 486 | wmat[nc] = fMixtProp[nc]*((fMixtComp[nc]>=20) ? |
487 | apure[nnc] : amol[nnc])/am; | |
488 | ||
489 | } | |
490 | ||
491 | // Drift gases 1 - nonsensitive, 2 - sensitive | |
1283eee5 | 492 | |
1283eee5 | 493 | AliMixture(31,"Drift gas 1",amat,zmat,density,fNoComp,wmat); |
494 | AliMixture(32,"Drift gas 2",amat,zmat,density,fNoComp,wmat); | |
1283eee5 | 495 | |
1283eee5 | 496 | |
37831078 | 497 | // Air |
498 | ||
499 | amat[0] = 14.61; | |
500 | zmat[0] = 7.3; | |
501 | density = 0.001205; | |
1283eee5 | 502 | |
37831078 | 503 | AliMaterial(24,"Air",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 504 | |
1283eee5 | 505 | |
506 | //---------------------------------------------------------------------- | |
507 | // solid materials | |
508 | //---------------------------------------------------------------------- | |
509 | ||
1283eee5 | 510 | |
37831078 | 511 | // Kevlar C14H22O2N2 |
1283eee5 | 512 | |
37831078 | 513 | amat[0] = 12.011; |
514 | amat[1] = 1.; | |
515 | amat[2] = 15.999; | |
516 | amat[3] = 14.006; | |
1283eee5 | 517 | |
37831078 | 518 | zmat[0] = 6.; |
519 | zmat[1] = 1.; | |
520 | zmat[2] = 8.; | |
521 | zmat[3] = 7.; | |
522 | ||
523 | wmat[0] = 14.; | |
524 | wmat[1] = 22.; | |
525 | wmat[2] = 2.; | |
526 | wmat[3] = 2.; | |
527 | ||
528 | density = 1.45; | |
529 | ||
530 | AliMixture(34,"Kevlar",amat,zmat,density,-4,wmat); | |
531 | ||
532 | // NOMEX | |
1283eee5 | 533 | |
37831078 | 534 | amat[0] = 12.011; |
535 | amat[1] = 1.; | |
536 | amat[2] = 15.999; | |
537 | amat[3] = 14.006; | |
538 | ||
539 | zmat[0] = 6.; | |
540 | zmat[1] = 1.; | |
541 | zmat[2] = 8.; | |
542 | zmat[3] = 7.; | |
543 | ||
544 | wmat[0] = 14.; | |
545 | wmat[1] = 22.; | |
546 | wmat[2] = 2.; | |
547 | wmat[3] = 2.; | |
548 | ||
549 | density = 0.03; | |
1283eee5 | 550 | |
fe4da5cc | 551 | |
37831078 | 552 | AliMixture(35,"NOMEX",amat,zmat,density,-4,wmat); |
553 | ||
554 | // Makrolon C16H18O3 | |
555 | ||
556 | amat[0] = 12.011; | |
557 | amat[1] = 1.; | |
558 | amat[2] = 15.999; | |
1283eee5 | 559 | |
37831078 | 560 | zmat[0] = 6.; |
561 | zmat[1] = 1.; | |
562 | zmat[2] = 8.; | |
563 | ||
564 | wmat[0] = 16.; | |
565 | wmat[1] = 18.; | |
566 | wmat[2] = 3.; | |
567 | ||
568 | density = 1.2; | |
569 | ||
570 | AliMixture(36,"Makrolon",amat,zmat,density,-3,wmat); | |
571 | ||
1283eee5 | 572 | // Mylar C5H4O2 |
573 | ||
574 | amat[0]=12.011; | |
575 | amat[1]=1.; | |
576 | amat[2]=15.9994; | |
577 | ||
578 | zmat[0]=6.; | |
579 | zmat[1]=1.; | |
580 | zmat[2]=8.; | |
581 | ||
582 | wmat[0]=5.; | |
583 | wmat[1]=4.; | |
584 | wmat[2]=2.; | |
585 | ||
586 | density = 1.39; | |
fe4da5cc | 587 | |
37831078 | 588 | AliMixture(37, "Mylar",amat,zmat,density,-3,wmat); |
1283eee5 | 589 | |
ba1d05f9 | 590 | // SiO2 - used later for the glass fiber |
1283eee5 | 591 | |
37831078 | 592 | amat[0]=28.086; |
593 | amat[1]=15.9994; | |
1283eee5 | 594 | |
37831078 | 595 | zmat[0]=14.; |
596 | zmat[1]=8.; | |
1283eee5 | 597 | |
37831078 | 598 | wmat[0]=1.; |
599 | wmat[1]=2.; | |
1283eee5 | 600 | |
1283eee5 | 601 | |
ba1d05f9 | 602 | AliMixture(38,"SiO2",amat,zmat,2.2,-2,wmat); //SiO2 - quartz (rho=2.2) |
1283eee5 | 603 | |
37831078 | 604 | // Al |
1283eee5 | 605 | |
37831078 | 606 | amat[0] = 26.98; |
607 | zmat[0] = 13.; | |
1283eee5 | 608 | |
37831078 | 609 | density = 2.7; |
1283eee5 | 610 | |
37831078 | 611 | AliMaterial(40,"Al",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 612 | |
37831078 | 613 | // Si |
1283eee5 | 614 | |
37831078 | 615 | amat[0] = 28.086; |
9a3667bd | 616 | zmat[0] = 14.; |
1283eee5 | 617 | |
37831078 | 618 | density = 2.33; |
1283eee5 | 619 | |
37831078 | 620 | AliMaterial(41,"Si",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 621 | |
37831078 | 622 | // Cu |
1283eee5 | 623 | |
37831078 | 624 | amat[0] = 63.546; |
625 | zmat[0] = 29.; | |
1283eee5 | 626 | |
37831078 | 627 | density = 8.96; |
1283eee5 | 628 | |
37831078 | 629 | AliMaterial(42,"Cu",amat[0],zmat[0],density,999.,999.); |
1283eee5 | 630 | |
37831078 | 631 | // Tedlar C2H3F |
1283eee5 | 632 | |
37831078 | 633 | amat[0] = 12.011; |
634 | amat[1] = 1.; | |
635 | amat[2] = 18.998; | |
1283eee5 | 636 | |
37831078 | 637 | zmat[0] = 6.; |
638 | zmat[1] = 1.; | |
639 | zmat[2] = 9.; | |
1283eee5 | 640 | |
37831078 | 641 | wmat[0] = 2.; |
642 | wmat[1] = 3.; | |
643 | wmat[2] = 1.; | |
1283eee5 | 644 | |
37831078 | 645 | density = 1.71; |
1283eee5 | 646 | |
37831078 | 647 | AliMixture(43, "Tedlar",amat,zmat,density,-3,wmat); |
1283eee5 | 648 | |
1283eee5 | 649 | |
37831078 | 650 | // Plexiglas C5H8O2 |
1283eee5 | 651 | |
37831078 | 652 | amat[0]=12.011; |
653 | amat[1]=1.; | |
654 | amat[2]=15.9994; | |
1283eee5 | 655 | |
37831078 | 656 | zmat[0]=6.; |
657 | zmat[1]=1.; | |
658 | zmat[2]=8.; | |
1283eee5 | 659 | |
37831078 | 660 | wmat[0]=5.; |
661 | wmat[1]=8.; | |
662 | wmat[2]=2.; | |
1283eee5 | 663 | |
37831078 | 664 | density=1.18; |
1283eee5 | 665 | |
37831078 | 666 | AliMixture(44,"Plexiglas",amat,zmat,density,-3,wmat); |
1283eee5 | 667 | |
ba1d05f9 | 668 | // Epoxy - C14 H20 O3 |
1283eee5 | 669 | |
5a28a08f | 670 | |
671 | amat[0]=12.011; | |
672 | amat[1]=1.; | |
673 | amat[2]=15.9994; | |
674 | ||
675 | zmat[0]=6.; | |
676 | zmat[1]=1.; | |
677 | zmat[2]=8.; | |
678 | ||
ba1d05f9 | 679 | wmat[0]=14.; |
680 | wmat[1]=20.; | |
5a28a08f | 681 | wmat[2]=3.; |
682 | ||
ba1d05f9 | 683 | density=1.25; |
5a28a08f | 684 | |
685 | AliMixture(45,"Epoxy",amat,zmat,density,-3,wmat); | |
37831078 | 686 | |
ba1d05f9 | 687 | // Carbon |
688 | ||
689 | amat[0]=12.011; | |
690 | zmat[0]=6.; | |
691 | density= 2.265; | |
692 | ||
693 | AliMaterial(46,"C",amat[0],zmat[0],density,999.,999.); | |
694 | ||
695 | // get epoxy | |
696 | ||
9bdd974b | 697 | gMC->Gfmate((*fIdmate)[45],namate,amat[1],zmat[1],rho,x0,absl,buf,nbuf); |
ba1d05f9 | 698 | |
699 | // Carbon fiber | |
700 | ||
701 | wmat[0]=0.644; // by weight! | |
702 | wmat[1]=0.356; | |
703 | ||
704 | density=0.5*(1.25+2.265); | |
705 | ||
706 | AliMixture(47,"Cfiber",amat,zmat,density,2,wmat); | |
707 | ||
708 | // get SiO2 | |
709 | ||
9bdd974b | 710 | gMC->Gfmate((*fIdmate)[38],namate,amat[0],zmat[0],rho,x0,absl,buf,nbuf); |
ba1d05f9 | 711 | |
712 | wmat[0]=0.725; // by weight! | |
713 | wmat[1]=0.275; | |
714 | ||
715 | density=1.7; | |
716 | ||
717 | AliMixture(39,"G10",amat,zmat,density,2,wmat); | |
718 | ||
719 | ||
720 | ||
721 | ||
37831078 | 722 | //---------------------------------------------------------- |
723 | // tracking media for gases | |
724 | //---------------------------------------------------------- | |
725 | ||
726 | AliMedium(0, "Air", 24, 0, iSXFLD, sXMGMX, 10., 999., .1, .01, .1); | |
727 | AliMedium(1, "Drift gas 1", 31, 0, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
728 | AliMedium(2, "Drift gas 2", 32, 1, iSXFLD, sXMGMX, 10., 999.,.1,.001, .001); | |
729 | AliMedium(3,"CO2",10,0, iSXFLD, sXMGMX, 10., 999.,.1, .001, .001); | |
730 | ||
731 | //----------------------------------------------------------- | |
732 | // tracking media for solids | |
733 | //----------------------------------------------------------- | |
734 | ||
735 | AliMedium(4,"Al",40,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
736 | AliMedium(5,"Kevlar",34,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
737 | AliMedium(6,"Nomex",35,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
738 | AliMedium(7,"Makrolon",36,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
739 | AliMedium(8,"Mylar",37,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
740 | AliMedium(9,"Tedlar",43,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); | |
741 | AliMedium(10,"Cu",42,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
742 | AliMedium(11,"Si",41,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
743 | AliMedium(12,"G10",39,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
744 | AliMedium(13,"Plexiglas",44,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); | |
5a28a08f | 745 | AliMedium(14,"Epoxy",45,0, iSXFLD, sXMGMX, 10., 999., .1, .0005, .001); |
ba1d05f9 | 746 | AliMedium(15,"Cfiber",47,0, iSXFLD, sXMGMX, 10., 999., .1, .001, .001); |
1283eee5 | 747 | |
fe4da5cc | 748 | } |
749 | ||
407ff276 | 750 | void AliTPC::GenerNoise(Int_t tablesize) |
751 | { | |
752 | // | |
753 | //Generate table with noise | |
754 | // | |
755 | if (fTPCParam==0) { | |
756 | // error message | |
757 | fNoiseDepth=0; | |
758 | return; | |
759 | } | |
760 | if (fNoiseTable) delete[] fNoiseTable; | |
761 | fNoiseTable = new Float_t[tablesize]; | |
762 | fNoiseDepth = tablesize; | |
763 | fCurrentNoise =0; //!index of the noise in the noise table | |
764 | ||
765 | Float_t norm = fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac(); | |
766 | for (Int_t i=0;i<tablesize;i++) fNoiseTable[i]= gRandom->Gaus(0,norm); | |
767 | } | |
768 | ||
769 | Float_t AliTPC::GetNoise() | |
770 | { | |
771 | // get noise from table | |
772 | // if ((fCurrentNoise%10)==0) | |
773 | // fCurrentNoise= gRandom->Rndm()*fNoiseDepth; | |
774 | if (fCurrentNoise>=fNoiseDepth) fCurrentNoise=0; | |
775 | return fNoiseTable[fCurrentNoise++]; | |
776 | //gRandom->Gaus(0, fTPCParam->GetNoise()*fTPCParam->GetNoiseNormFac()); | |
777 | } | |
778 | ||
779 | ||
9bdd974b | 780 | Bool_t AliTPC::IsSectorActive(Int_t sec) const |
792bb11c | 781 | { |
782 | // | |
783 | // check if the sector is active | |
784 | if (!fActiveSectors) return kTRUE; | |
785 | else return fActiveSectors[sec]; | |
786 | } | |
787 | ||
788 | void AliTPC::SetActiveSectors(Int_t * sectors, Int_t n) | |
789 | { | |
790 | // activate interesting sectors | |
88cb7938 | 791 | SetTreeAddress();//just for security |
792bb11c | 792 | if (fActiveSectors) delete [] fActiveSectors; |
793 | fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; | |
794 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; | |
795 | for (Int_t i=0;i<n;i++) | |
796 | if ((sectors[i]>=0) && sectors[i]<fTPCParam->GetNSector()) fActiveSectors[sectors[i]]=kTRUE; | |
797 | ||
798 | } | |
799 | ||
12d8d654 | 800 | void AliTPC::SetActiveSectors(Int_t flag) |
792bb11c | 801 | { |
802 | // | |
803 | // activate sectors which were hitted by tracks | |
804 | //loop over tracks | |
88cb7938 | 805 | SetTreeAddress();//just for security |
792bb11c | 806 | if (fHitType==0) return; // if Clones hit - not short volume ID information |
807 | if (fActiveSectors) delete [] fActiveSectors; | |
808 | fActiveSectors = new Bool_t[fTPCParam->GetNSector()]; | |
12d8d654 | 809 | if (flag) { |
810 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kTRUE; | |
811 | return; | |
812 | } | |
792bb11c | 813 | for (Int_t i=0;i<fTPCParam->GetNSector();i++) fActiveSectors[i]=kFALSE; |
814 | TBranch * branch=0; | |
88cb7938 | 815 | if (TreeH() == 0x0) |
816 | { | |
817 | Fatal("SetActiveSectors","Can not find TreeH in folder"); | |
818 | return; | |
819 | } | |
820 | if (fHitType>1) branch = TreeH()->GetBranch("TPC2"); | |
821 | else branch = TreeH()->GetBranch("TPC"); | |
822 | Stat_t ntracks = TreeH()->GetEntries(); | |
792bb11c | 823 | // loop over all hits |
f540341d | 824 | if (GetDebug()) cout<<"\nAliTPC::SetActiveSectors(): Got "<<ntracks<<" tracks\n"; |
88cb7938 | 825 | |
826 | for(Int_t track=0;track<ntracks;track++) | |
827 | { | |
792bb11c | 828 | ResetHits(); |
829 | // | |
830 | if (fTrackHits && fHitType&4) { | |
88cb7938 | 831 | TBranch * br1 = TreeH()->GetBranch("fVolumes"); |
832 | TBranch * br2 = TreeH()->GetBranch("fNVolumes"); | |
792bb11c | 833 | br1->GetEvent(track); |
834 | br2->GetEvent(track); | |
835 | Int_t *volumes = fTrackHits->GetVolumes(); | |
836 | for (Int_t j=0;j<fTrackHits->GetNVolumes(); j++) | |
837 | fActiveSectors[volumes[j]]=kTRUE; | |
838 | } | |
839 | ||
840 | // | |
841 | if (fTrackHitsOld && fHitType&2) { | |
88cb7938 | 842 | TBranch * br = TreeH()->GetBranch("fTrackHitsInfo"); |
792bb11c | 843 | br->GetEvent(track); |
844 | AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
845 | for (UInt_t j=0;j<ar->GetSize();j++){ | |
846 | fActiveSectors[((AliTrackHitsInfo*)ar->At(j))->fVolumeID] =kTRUE; | |
847 | } | |
848 | } | |
849 | } | |
792bb11c | 850 | } |
851 | ||
852 | ||
853 | ||
fe4da5cc | 854 | |
9bdd974b | 855 | void AliTPC::Digits2Clusters(Int_t /*eventnumber*/) const |
fe4da5cc | 856 | { |
3c0f9266 | 857 | //----------------------------------------------------------------- |
858 | // This is a simple cluster finder. | |
3c0f9266 | 859 | //----------------------------------------------------------------- |
c630aafd | 860 | Error("Digits2Clusters", |
861 | "Dummy function ! Call AliTPCclusterer::Digits2Clusters(...) instead !"); | |
fe4da5cc | 862 | } |
863 | ||
0421c3d1 | 864 | |
865 | //_____________________________________________________________________________ | |
866 | void AliTPC::Digits2Raw() | |
867 | { | |
868 | // convert digits of the current event to raw data | |
869 | ||
870 | static const Int_t kThreshold = 0; | |
871 | static const Bool_t kCompress = kTRUE; | |
872 | ||
873 | fLoader->LoadDigits(); | |
874 | TTree* digits = fLoader->TreeD(); | |
875 | if (!digits) { | |
876 | Error("Digits2Raw", "no digits tree"); | |
877 | return; | |
878 | } | |
879 | ||
880 | AliSimDigits digarr; | |
881 | AliSimDigits* digrow = &digarr; | |
882 | digits->GetBranch("Segment")->SetAddress(&digrow); | |
883 | ||
884 | const char* fileName = "AliTPCDDL.dat"; | |
885 | AliTPCBuffer* buffer = new AliTPCBuffer(fileName); | |
886 | //Verbose level | |
887 | // 0: Silent | |
888 | // 1: cout messages | |
889 | // 2: txt files with digits | |
890 | //BE CAREFUL, verbose level 2 MUST be used only for debugging and | |
891 | //it is highly suggested to use this mode only for debugging digits files | |
892 | //reasonably small, because otherwise the size of the txt files can reach | |
893 | //quickly several MB wasting time and disk space. | |
894 | buffer->SetVerbose(0); | |
895 | ||
896 | Int_t nEntries = Int_t(digits->GetEntries()); | |
897 | Int_t previousSector = -1; | |
898 | Int_t subSector = 0; | |
899 | for (Int_t i = 0; i < nEntries; i++) { | |
900 | digits->GetEntry(i); | |
901 | Int_t sector, row; | |
902 | fTPCParam->AdjustSectorRow(digarr.GetID(), sector, row); | |
903 | if(previousSector != sector) { | |
904 | subSector = 0; | |
905 | previousSector = sector; | |
906 | } | |
907 | ||
908 | if (sector < 36) { //inner sector [0;35] | |
909 | if (row != 30) { | |
910 | //the whole row is written into the output file | |
911 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
912 | sector, subSector, row); | |
913 | } else { | |
914 | //only the pads in the range [37;48] are written into the output file | |
915 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 1, | |
916 | sector, subSector, row); | |
917 | subSector = 1; | |
918 | //only the pads outside the range [37;48] are written into the output file | |
919 | buffer->WriteRowBinary(kThreshold, digrow, 37, 48, 2, | |
920 | sector, subSector, row); | |
921 | }//end else | |
922 | ||
923 | } else { //outer sector [36;71] | |
924 | if (row == 54) subSector = 2; | |
925 | if ((row != 27) && (row != 76)) { | |
926 | buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0, | |
927 | sector, subSector, row); | |
928 | } else if (row == 27) { | |
929 | //only the pads outside the range [43;46] are written into the output file | |
930 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 2, | |
931 | sector, subSector, row); | |
932 | subSector = 1; | |
933 | //only the pads in the range [43;46] are written into the output file | |
934 | buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 1, | |
935 | sector, subSector, row); | |
936 | } else if (row == 76) { | |
937 | //only the pads outside the range [33;88] are written into the output file | |
938 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 2, | |
939 | sector, subSector, row); | |
940 | subSector = 3; | |
941 | //only the pads in the range [33;88] are written into the output file | |
942 | buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 1, | |
943 | sector, subSector, row); | |
944 | } | |
945 | }//end else | |
946 | }//end for | |
947 | ||
948 | delete buffer; | |
949 | fLoader->UnloadDigits(); | |
950 | ||
951 | AliTPCDDLRawData rawWriter; | |
952 | rawWriter.SetVerbose(0); | |
953 | ||
954 | rawWriter.RawData(fileName); | |
955 | gSystem->Unlink(fileName); | |
956 | ||
957 | if (kCompress) { | |
958 | Info("Digits2Raw", "compressing raw data"); | |
959 | rawWriter.RawDataCompDecompress(kTRUE); | |
960 | gSystem->Unlink("Statistics"); | |
961 | } | |
962 | } | |
963 | ||
964 | ||
73042f01 | 965 | extern Double_t SigmaY2(Double_t, Double_t, Double_t); |
966 | extern Double_t SigmaZ2(Double_t, Double_t); | |
fe4da5cc | 967 | //_____________________________________________________________________________ |
176aff27 | 968 | void AliTPC::Hits2Clusters(Int_t /*eventn*/) |
fe4da5cc | 969 | { |
8c555625 | 970 | //-------------------------------------------------------- |
fe4da5cc | 971 | // TPC simple cluster generator from hits |
972 | // obtained from the TPC Fast Simulator | |
8c555625 | 973 | // The point errors are taken from the parametrization |
974 | //-------------------------------------------------------- | |
975 | ||
976 | //----------------------------------------------------------------- | |
977 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
978 | //----------------------------------------------------------------- | |
73042f01 | 979 | // Adopted to Marian's cluster data structure by I.Belikov, CERN, |
980 | // Jouri.Belikov@cern.ch | |
981 | //---------------------------------------------------------------- | |
982 | ||
983 | ///////////////////////////////////////////////////////////////////////////// | |
984 | // | |
985 | //--------------------------------------------------------------------- | |
986 | // ALICE TPC Cluster Parameters | |
987 | //-------------------------------------------------------------------- | |
988 | ||
989 | ||
990 | ||
991 | // Cluster width in rphi | |
992 | const Float_t kACrphi=0.18322; | |
993 | const Float_t kBCrphi=0.59551e-3; | |
994 | const Float_t kCCrphi=0.60952e-1; | |
995 | // Cluster width in z | |
996 | const Float_t kACz=0.19081; | |
997 | const Float_t kBCz=0.55938e-3; | |
998 | const Float_t kCCz=0.30428; | |
999 | ||
73042f01 | 1000 | |
88cb7938 | 1001 | if (!fLoader) { |
73042f01 | 1002 | cerr<<"AliTPC::Hits2Clusters(): output file not open !\n"; |
1003 | return; | |
1004 | } | |
3c0f9266 | 1005 | |
afc42102 | 1006 | //if(fDefaults == 0) SetDefaults(); |
cc80f89e | 1007 | |
73042f01 | 1008 | Float_t sigmaRphi,sigmaZ,clRphi,clZ; |
fe4da5cc | 1009 | // |
1578254f | 1010 | TParticle *particle; // pointer to a given particle |
fe4da5cc | 1011 | AliTPChit *tpcHit; // pointer to a sigle TPC hit |
39c8eb58 | 1012 | Int_t sector; |
fe4da5cc | 1013 | Int_t ipart; |
1014 | Float_t xyz[5]; | |
1015 | Float_t pl,pt,tanth,rpad,ratio; | |
fe4da5cc | 1016 | Float_t cph,sph; |
1017 | ||
1018 | //--------------------------------------------------------------- | |
1019 | // Get the access to the tracks | |
1020 | //--------------------------------------------------------------- | |
1021 | ||
88cb7938 | 1022 | TTree *tH = TreeH(); |
1023 | if (tH == 0x0) | |
1024 | { | |
1025 | Fatal("Hits2Clusters","Can not find TreeH in folder"); | |
1026 | return; | |
1027 | } | |
1028 | SetTreeAddress(); | |
1029 | ||
73042f01 | 1030 | Stat_t ntracks = tH->GetEntries(); |
73042f01 | 1031 | |
1032 | //Switch to the output file | |
88cb7938 | 1033 | |
1034 | if (fLoader->TreeR() == 0x0) fLoader->MakeTree("R"); | |
1035 | ||
1036 | cout<<"fTPCParam->GetTitle() = "<<fTPCParam->GetTitle()<<endl; | |
1037 | ||
024a7e64 | 1038 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); |
88cb7938 | 1039 | rl->CdGAFile(); |
c630aafd | 1040 | //fTPCParam->Write(fTPCParam->GetTitle()); |
88cb7938 | 1041 | |
73042f01 | 1042 | AliTPCClustersArray carray; |
1043 | carray.Setup(fTPCParam); | |
1044 | carray.SetClusterType("AliTPCcluster"); | |
88cb7938 | 1045 | carray.MakeTree(fLoader->TreeR()); |
73042f01 | 1046 | |
1047 | Int_t nclusters=0; //cluster counter | |
fe4da5cc | 1048 | |
1049 | //------------------------------------------------------------ | |
cc80f89e | 1050 | // Loop over all sectors (72 sectors for 20 deg |
1051 | // segmentation for both lower and upper sectors) | |
1052 | // Sectors 0-35 are lower sectors, 0-17 z>0, 17-35 z<0 | |
3c0f9266 | 1053 | // Sectors 36-71 are upper sectors, 36-53 z>0, 54-71 z<0 |
fe4da5cc | 1054 | // |
3c0f9266 | 1055 | // First cluster for sector 0 starts at "0" |
fe4da5cc | 1056 | //------------------------------------------------------------ |
cc80f89e | 1057 | |
1058 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++){ | |
8c555625 | 1059 | //MI change |
cc80f89e | 1060 | fTPCParam->AdjustCosSin(isec,cph,sph); |
fe4da5cc | 1061 | |
1062 | //------------------------------------------------------------ | |
1063 | // Loop over tracks | |
1064 | //------------------------------------------------------------ | |
1065 | ||
1066 | for(Int_t track=0;track<ntracks;track++){ | |
1067 | ResetHits(); | |
73042f01 | 1068 | tH->GetEvent(track); |
fe4da5cc | 1069 | // |
73042f01 | 1070 | // Get number of the TPC hits |
792bb11c | 1071 | // |
39c8eb58 | 1072 | tpcHit = (AliTPChit*)FirstHit(-1); |
1073 | ||
fe4da5cc | 1074 | // Loop over hits |
1075 | // | |
39c8eb58 | 1076 | while(tpcHit){ |
1077 | ||
1078 | if (tpcHit->fQ == 0.) { | |
1079 | tpcHit = (AliTPChit*) NextHit(); | |
1080 | continue; //information about track (I.Belikov) | |
1081 | } | |
fe4da5cc | 1082 | sector=tpcHit->fSector; // sector number |
39c8eb58 | 1083 | |
39c8eb58 | 1084 | if(sector != isec){ |
1085 | tpcHit = (AliTPChit*) NextHit(); | |
1086 | continue; | |
1087 | } | |
94de3818 | 1088 | ipart=tpcHit->Track(); |
5d12ce38 | 1089 | particle=gAlice->GetMCApp()->Particle(ipart); |
1578254f | 1090 | pl=particle->Pz(); |
1091 | pt=particle->Pt(); | |
fe4da5cc | 1092 | if(pt < 1.e-9) pt=1.e-9; |
1093 | tanth=pl/pt; | |
1094 | tanth = TMath::Abs(tanth); | |
94de3818 | 1095 | rpad=TMath::Sqrt(tpcHit->X()*tpcHit->X() + tpcHit->Y()*tpcHit->Y()); |
fe4da5cc | 1096 | ratio=0.001*rpad/pt; // pt must be in MeV/c - historical reason |
73042f01 | 1097 | |
fe4da5cc | 1098 | // space-point resolutions |
1099 | ||
73042f01 | 1100 | sigmaRphi=SigmaY2(rpad,tanth,pt); |
1101 | sigmaZ =SigmaZ2(rpad,tanth ); | |
fe4da5cc | 1102 | |
1103 | // cluster widths | |
1104 | ||
73042f01 | 1105 | clRphi=kACrphi-kBCrphi*rpad*tanth+kCCrphi*ratio*ratio; |
1106 | clZ=kACz-kBCz*rpad*tanth+kCCz*tanth*tanth; | |
fe4da5cc | 1107 | |
1108 | // temporary protection | |
1109 | ||
73042f01 | 1110 | if(sigmaRphi < 0.) sigmaRphi=0.4e-3; |
1111 | if(sigmaZ < 0.) sigmaZ=0.4e-3; | |
1112 | if(clRphi < 0.) clRphi=2.5e-3; | |
1113 | if(clZ < 0.) clZ=2.5e-5; | |
fe4da5cc | 1114 | |
1115 | // | |
cc80f89e | 1116 | |
1117 | // | |
1118 | // smearing --> rotate to the 1 (13) or to the 25 (49) sector, | |
fe4da5cc | 1119 | // then the inaccuracy in a X-Y plane is only along Y (pad row)! |
1120 | // | |
94de3818 | 1121 | Float_t xprim= tpcHit->X()*cph + tpcHit->Y()*sph; |
1122 | Float_t yprim=-tpcHit->X()*sph + tpcHit->Y()*cph; | |
73042f01 | 1123 | xyz[0]=gRandom->Gaus(yprim,TMath::Sqrt(sigmaRphi)); // y |
1124 | Float_t alpha=(isec < fTPCParam->GetNInnerSector()) ? | |
1125 | fTPCParam->GetInnerAngle() : fTPCParam->GetOuterAngle(); | |
1126 | Float_t ymax=xprim*TMath::Tan(0.5*alpha); | |
1127 | if (TMath::Abs(xyz[0])>ymax) xyz[0]=yprim; | |
94de3818 | 1128 | xyz[1]=gRandom->Gaus(tpcHit->Z(),TMath::Sqrt(sigmaZ)); // z |
1129 | if (TMath::Abs(xyz[1])>fTPCParam->GetZLength()) xyz[1]=tpcHit->Z(); | |
39c8eb58 | 1130 | xyz[2]=sigmaRphi; // fSigmaY2 |
1131 | xyz[3]=sigmaZ; // fSigmaZ2 | |
1132 | xyz[4]=tpcHit->fQ; // q | |
73042f01 | 1133 | |
1134 | AliTPCClustersRow *clrow=carray.GetRow(sector,tpcHit->fPadRow); | |
1135 | if (!clrow) clrow=carray.CreateRow(sector,tpcHit->fPadRow); | |
1136 | ||
94de3818 | 1137 | Int_t tracks[3]={tpcHit->Track(), -1, -1}; |
39c8eb58 | 1138 | AliTPCcluster cluster(tracks,xyz); |
73042f01 | 1139 | |
1140 | clrow->InsertCluster(&cluster); nclusters++; | |
1141 | ||
39c8eb58 | 1142 | tpcHit = (AliTPChit*)NextHit(); |
1143 | ||
1144 | ||
fe4da5cc | 1145 | } // end of loop over hits |
73042f01 | 1146 | |
1147 | } // end of loop over tracks | |
1148 | ||
1149 | Int_t nrows=fTPCParam->GetNRow(isec); | |
1150 | for (Int_t irow=0; irow<nrows; irow++) { | |
1151 | AliTPCClustersRow *clrow=carray.GetRow(isec,irow); | |
1152 | if (!clrow) continue; | |
1153 | carray.StoreRow(isec,irow); | |
1154 | carray.ClearRow(isec,irow); | |
1155 | } | |
1156 | ||
cc80f89e | 1157 | } // end of loop over sectors |
73042f01 | 1158 | |
f540341d | 1159 | // cerr<<"Number of made clusters : "<<nclusters<<" \n"; |
88cb7938 | 1160 | fLoader->WriteRecPoints("OVERWRITE"); |
1161 | ||
cc80f89e | 1162 | |
1163 | } // end of function | |
1164 | ||
1165 | //_________________________________________________________________ | |
1166 | void AliTPC::Hits2ExactClustersSector(Int_t isec) | |
1167 | { | |
1168 | //-------------------------------------------------------- | |
1169 | //calculate exact cross point of track and given pad row | |
1170 | //resulting values are expressed in "digit" coordinata | |
1171 | //-------------------------------------------------------- | |
1172 | ||
1173 | //----------------------------------------------------------------- | |
1174 | // Origin: Marian Ivanov GSI Darmstadt, m.ivanov@gsi.de | |
1175 | //----------------------------------------------------------------- | |
1176 | // | |
1177 | if (fClustersArray==0){ | |
1178 | return; | |
1179 | } | |
1180 | // | |
1181 | TParticle *particle; // pointer to a given particle | |
1182 | AliTPChit *tpcHit; // pointer to a sigle TPC hit | |
5f16d237 | 1183 | // Int_t sector,nhits; |
cc80f89e | 1184 | Int_t ipart; |
73042f01 | 1185 | const Int_t kcmaxhits=30000; |
de61d5d5 | 1186 | AliTPCFastVector * xxxx = new AliTPCFastVector(kcmaxhits*4); |
1187 | AliTPCFastVector & xxx = *xxxx; | |
73042f01 | 1188 | Int_t maxhits = kcmaxhits; |
cc80f89e | 1189 | //construct array for each padrow |
1190 | for (Int_t i=0; i<fTPCParam->GetNRow(isec);i++) | |
1191 | fClustersArray->CreateRow(isec,i); | |
fe4da5cc | 1192 | |
cc80f89e | 1193 | //--------------------------------------------------------------- |
1194 | // Get the access to the tracks | |
1195 | //--------------------------------------------------------------- | |
1196 | ||
88cb7938 | 1197 | TTree *tH = TreeH(); |
1198 | if (tH == 0x0) | |
1199 | { | |
1200 | Fatal("Hits2Clusters","Can not find TreeH in folder"); | |
1201 | return; | |
1202 | } | |
1203 | SetTreeAddress(); | |
1204 | ||
73042f01 | 1205 | Stat_t ntracks = tH->GetEntries(); |
5d12ce38 | 1206 | Int_t npart = gAlice->GetMCApp()->GetNtrack(); |
5f16d237 | 1207 | //MI change |
1208 | TBranch * branch=0; | |
792bb11c | 1209 | if (fHitType>1) branch = tH->GetBranch("TPC2"); |
5f16d237 | 1210 | else branch = tH->GetBranch("TPC"); |
1211 | ||
cc80f89e | 1212 | //------------------------------------------------------------ |
1213 | // Loop over tracks | |
1214 | //------------------------------------------------------------ | |
792bb11c | 1215 | |
5f16d237 | 1216 | for(Int_t track=0;track<ntracks;track++){ |
1217 | Bool_t isInSector=kTRUE; | |
cc80f89e | 1218 | ResetHits(); |
792bb11c | 1219 | isInSector = TrackInVolume(isec,track); |
5f16d237 | 1220 | if (!isInSector) continue; |
1221 | //MI change | |
1222 | branch->GetEntry(track); // get next track | |
cc80f89e | 1223 | // |
1224 | // Get number of the TPC hits and a pointer | |
1225 | // to the particles | |
cc80f89e | 1226 | // Loop over hits |
1227 | // | |
1228 | Int_t currentIndex=0; | |
1229 | Int_t lastrow=-1; //last writen row | |
5f16d237 | 1230 | |
1231 | //M.I. changes | |
1232 | ||
1233 | tpcHit = (AliTPChit*)FirstHit(-1); | |
1234 | while(tpcHit){ | |
1235 | ||
1236 | Int_t sector=tpcHit->fSector; // sector number | |
1237 | if(sector != isec){ | |
1238 | tpcHit = (AliTPChit*) NextHit(); | |
1239 | continue; | |
1240 | } | |
1241 | ||
94de3818 | 1242 | ipart=tpcHit->Track(); |
5d12ce38 | 1243 | if (ipart<npart) particle=gAlice->GetMCApp()->Particle(ipart); |
cc80f89e | 1244 | |
1245 | //find row number | |
1246 | ||
94de3818 | 1247 | Float_t x[3]={tpcHit->X(),tpcHit->Y(),tpcHit->Z()}; |
cc80f89e | 1248 | Int_t index[3]={1,isec,0}; |
1249 | Int_t currentrow = fTPCParam->GetPadRow(x,index) ; | |
5f16d237 | 1250 | if (currentrow<0) {tpcHit = (AliTPChit*)NextHit(); continue;} |
cc80f89e | 1251 | if (lastrow<0) lastrow=currentrow; |
1252 | if (currentrow==lastrow){ | |
1253 | if ( currentIndex>=maxhits){ | |
73042f01 | 1254 | maxhits+=kcmaxhits; |
cc80f89e | 1255 | xxx.ResizeTo(4*maxhits); |
1256 | } | |
1257 | xxx(currentIndex*4)=x[0]; | |
1258 | xxx(currentIndex*4+1)=x[1]; | |
1259 | xxx(currentIndex*4+2)=x[2]; | |
1260 | xxx(currentIndex*4+3)=tpcHit->fQ; | |
1261 | currentIndex++; | |
1262 | } | |
1263 | else | |
1264 | if (currentIndex>2){ | |
1265 | Float_t sumx=0; | |
1266 | Float_t sumx2=0; | |
1267 | Float_t sumx3=0; | |
1268 | Float_t sumx4=0; | |
1269 | Float_t sumy=0; | |
1270 | Float_t sumxy=0; | |
1271 | Float_t sumx2y=0; | |
1272 | Float_t sumz=0; | |
1273 | Float_t sumxz=0; | |
1274 | Float_t sumx2z=0; | |
1275 | Float_t sumq=0; | |
1276 | for (Int_t index=0;index<currentIndex;index++){ | |
1277 | Float_t x,x2,x3,x4; | |
1278 | x=x2=x3=x4=xxx(index*4); | |
1279 | x2*=x; | |
1280 | x3*=x2; | |
1281 | x4*=x3; | |
1282 | sumx+=x; | |
1283 | sumx2+=x2; | |
1284 | sumx3+=x3; | |
1285 | sumx4+=x4; | |
1286 | sumy+=xxx(index*4+1); | |
1287 | sumxy+=xxx(index*4+1)*x; | |
1288 | sumx2y+=xxx(index*4+1)*x2; | |
1289 | sumz+=xxx(index*4+2); | |
1290 | sumxz+=xxx(index*4+2)*x; | |
1291 | sumx2z+=xxx(index*4+2)*x2; | |
1292 | sumq+=xxx(index*4+3); | |
1293 | } | |
73042f01 | 1294 | Float_t centralPad = (fTPCParam->GetNPads(isec,lastrow)-1)/2; |
cc80f89e | 1295 | Float_t det=currentIndex*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumx*sumx4-sumx2*sumx3)+ |
1296 | sumx2*(sumx*sumx3-sumx2*sumx2); | |
1297 | ||
1298 | Float_t detay=sumy*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxy*sumx4-sumx2y*sumx3)+ | |
1299 | sumx2*(sumxy*sumx3-sumx2y*sumx2); | |
1300 | Float_t detaz=sumz*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxz*sumx4-sumx2z*sumx3)+ | |
1301 | sumx2*(sumxz*sumx3-sumx2z*sumx2); | |
1302 | ||
1303 | Float_t detby=currentIndex*(sumxy*sumx4-sumx2y*sumx3)-sumy*(sumx*sumx4-sumx2*sumx3)+ | |
1304 | sumx2*(sumx*sumx2y-sumx2*sumxy); | |
1305 | Float_t detbz=currentIndex*(sumxz*sumx4-sumx2z*sumx3)-sumz*(sumx*sumx4-sumx2*sumx3)+ | |
1306 | sumx2*(sumx*sumx2z-sumx2*sumxz); | |
1307 | ||
da33556f | 1308 | if (TMath::Abs(det)<0.00001){ |
1309 | tpcHit = (AliTPChit*)NextHit(); | |
1310 | continue; | |
1311 | } | |
1312 | ||
73042f01 | 1313 | Float_t y=detay/det+centralPad; |
cc80f89e | 1314 | Float_t z=detaz/det; |
1315 | Float_t by=detby/det; //y angle | |
1316 | Float_t bz=detbz/det; //z angle | |
1317 | sumy/=Float_t(currentIndex); | |
1318 | sumz/=Float_t(currentIndex); | |
5f16d237 | 1319 | |
cc80f89e | 1320 | AliTPCClustersRow * row = (fClustersArray->GetRow(isec,lastrow)); |
5f16d237 | 1321 | if (row!=0) { |
1322 | AliComplexCluster* cl = new((AliComplexCluster*)row->Append()) AliComplexCluster ; | |
1323 | // AliComplexCluster cl; | |
1324 | cl->fX=z; | |
1325 | cl->fY=y; | |
1326 | cl->fQ=sumq; | |
1327 | cl->fSigmaX2=bz; | |
1328 | cl->fSigmaY2=by; | |
1329 | cl->fTracks[0]=ipart; | |
1330 | } | |
cc80f89e | 1331 | currentIndex=0; |
1332 | lastrow=currentrow; | |
1333 | } //end of calculating cluster for given row | |
1334 | ||
1335 | ||
5f16d237 | 1336 | tpcHit = (AliTPChit*)NextHit(); |
cc80f89e | 1337 | } // end of loop over hits |
1338 | } // end of loop over tracks | |
1339 | //write padrows to tree | |
1340 | for (Int_t ii=0; ii<fTPCParam->GetNRow(isec);ii++) { | |
1341 | fClustersArray->StoreRow(isec,ii); | |
1342 | fClustersArray->ClearRow(isec,ii); | |
1343 | } | |
1344 | xxxx->Delete(); | |
1345 | ||
fe4da5cc | 1346 | } |
0a61bf9d | 1347 | |
1348 | ||
1349 | ||
85a5290f | 1350 | //______________________________________________________________________ |
9bdd974b | 1351 | AliDigitizer* AliTPC::CreateDigitizer(AliRunDigitizer* manager) const |
85a5290f | 1352 | { |
1353 | return new AliTPCDigitizer(manager); | |
1354 | } | |
0a61bf9d | 1355 | //__ |
176aff27 | 1356 | void AliTPC::SDigits2Digits2(Int_t /*eventnumber*/) |
0a61bf9d | 1357 | { |
1358 | //create digits from summable digits | |
407ff276 | 1359 | GenerNoise(500000); //create teble with noise |
0a61bf9d | 1360 | |
1361 | //conect tree with sSDigits | |
88cb7938 | 1362 | TTree *t = fLoader->TreeS(); |
1363 | ||
1364 | if (t == 0x0) | |
1365 | { | |
1366 | fLoader->LoadSDigits("READ"); | |
1367 | t = fLoader->TreeS(); | |
1368 | if (t == 0x0) | |
1369 | { | |
1370 | Error("SDigits2Digits2","Can not get input TreeS"); | |
1371 | return; | |
1372 | } | |
1373 | } | |
1374 | ||
1375 | if (fLoader->TreeD() == 0x0) fLoader->MakeTree("D"); | |
1376 | ||
0a61bf9d | 1377 | AliSimDigits digarr, *dummy=&digarr; |
88cb7938 | 1378 | TBranch* sdb = t->GetBranch("Segment"); |
1379 | if (sdb == 0x0) | |
1380 | { | |
1381 | Error("SDigits2Digits2","Can not find branch with segments in TreeS."); | |
1382 | return; | |
1383 | } | |
1384 | ||
1385 | sdb->SetAddress(&dummy); | |
1386 | ||
0a61bf9d | 1387 | Stat_t nentries = t->GetEntries(); |
1388 | ||
5f16d237 | 1389 | // set zero suppression |
1390 | ||
1391 | fTPCParam->SetZeroSup(2); | |
1392 | ||
1393 | // get zero suppression | |
1394 | ||
1395 | Int_t zerosup = fTPCParam->GetZeroSup(); | |
1396 | ||
1397 | //make tree with digits | |
1398 | ||
0a61bf9d | 1399 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1400 | arr->SetClass("AliSimDigits"); | |
1401 | arr->Setup(fTPCParam); | |
88cb7938 | 1402 | arr->MakeTree(fLoader->TreeD()); |
0a61bf9d | 1403 | |
88cb7938 | 1404 | AliTPCParam * par = fTPCParam; |
5f16d237 | 1405 | |
0a61bf9d | 1406 | //Loop over segments of the TPC |
5f16d237 | 1407 | |
0a61bf9d | 1408 | for (Int_t n=0; n<nentries; n++) { |
1409 | t->GetEvent(n); | |
1410 | Int_t sec, row; | |
1411 | if (!par->AdjustSectorRow(digarr.GetID(),sec,row)) { | |
1412 | cerr<<"AliTPC warning: invalid segment ID ! "<<digarr.GetID()<<endl; | |
1413 | continue; | |
1414 | } | |
88cb7938 | 1415 | if (!IsSectorActive(sec)) |
1416 | { | |
1417 | // cout<<n<<" NOT Active \n"; | |
1418 | continue; | |
1419 | } | |
1420 | else | |
1421 | { | |
1422 | // cout<<n<<" Active \n"; | |
1423 | } | |
0a61bf9d | 1424 | AliSimDigits * digrow =(AliSimDigits*) arr->CreateRow(sec,row); |
1425 | Int_t nrows = digrow->GetNRows(); | |
1426 | Int_t ncols = digrow->GetNCols(); | |
1427 | ||
1428 | digrow->ExpandBuffer(); | |
1429 | digarr.ExpandBuffer(); | |
1430 | digrow->ExpandTrackBuffer(); | |
1431 | digarr.ExpandTrackBuffer(); | |
1432 | ||
5f16d237 | 1433 | |
407ff276 | 1434 | Short_t * pamp0 = digarr.GetDigits(); |
1435 | Int_t * ptracks0 = digarr.GetTracks(); | |
1436 | Short_t * pamp1 = digrow->GetDigits(); | |
1437 | Int_t * ptracks1 = digrow->GetTracks(); | |
1438 | Int_t nelems =nrows*ncols; | |
1439 | Int_t saturation = fTPCParam->GetADCSat(); | |
1440 | //use internal structure of the AliDigits - for speed reason | |
1441 | //if you cahnge implementation | |
1442 | //of the Alidigits - it must be rewriten - | |
1443 | for (Int_t i= 0; i<nelems; i++){ | |
1444 | // Float_t q = *pamp0; | |
1445 | //q/=16.; //conversion faktor | |
1446 | //Float_t noise= GetNoise(); | |
1447 | //q+=noise; | |
1448 | //q= TMath::Nint(q); | |
1449 | Float_t q = TMath::Nint(Float_t(*pamp0)/16.+GetNoise()); | |
1450 | if (q>zerosup){ | |
1451 | if (q>saturation) q=saturation; | |
1452 | *pamp1=(Short_t)q; | |
1453 | //if (ptracks0[0]==0) | |
1454 | // ptracks1[0]=1; | |
1455 | //else | |
1456 | ptracks1[0]=ptracks0[0]; | |
1457 | ptracks1[nelems]=ptracks0[nelems]; | |
1458 | ptracks1[2*nelems]=ptracks0[2*nelems]; | |
1459 | } | |
1460 | pamp0++; | |
1461 | pamp1++; | |
1462 | ptracks0++; | |
1463 | ptracks1++; | |
1464 | } | |
5f16d237 | 1465 | |
5f16d237 | 1466 | arr->StoreRow(sec,row); |
1467 | arr->ClearRow(sec,row); | |
9fe90376 | 1468 | // cerr<<sec<<"\t"<<row<<"\n"; |
5f16d237 | 1469 | } |
0a61bf9d | 1470 | |
0a61bf9d | 1471 | |
5f16d237 | 1472 | //write results |
88cb7938 | 1473 | fLoader->WriteDigits("OVERWRITE"); |
5f16d237 | 1474 | |
88cb7938 | 1475 | delete arr; |
afc42102 | 1476 | } |
1477 | //__________________________________________________________________ | |
1478 | void AliTPC::SetDefaults(){ | |
9bdd974b | 1479 | // |
1480 | // setting the defaults | |
1481 | // | |
afc42102 | 1482 | |
f540341d | 1483 | // cerr<<"Setting default parameters...\n"; |
afc42102 | 1484 | |
1485 | // Set response functions | |
1486 | ||
88cb7938 | 1487 | // |
024a7e64 | 1488 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); |
88cb7938 | 1489 | rl->CdGAFile(); |
2ab0c725 | 1490 | AliTPCParamSR *param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60"); |
7a09f434 | 1491 | if(param){ |
1492 | printf("You are using 2 pad-length geom hits with 3 pad-lenght geom digits...\n"); | |
1493 | delete param; | |
1494 | param = new AliTPCParamSR(); | |
1495 | } | |
1496 | else { | |
1497 | param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60_150x60"); | |
1498 | } | |
1499 | if(!param){ | |
1500 | printf("No TPC parameters found\n"); | |
1501 | exit(4); | |
1502 | } | |
1503 | ||
1504 | ||
2ab0c725 | 1505 | AliTPCPRF2D * prfinner = new AliTPCPRF2D; |
f03e3423 | 1506 | AliTPCPRF2D * prfouter1 = new AliTPCPRF2D; |
1507 | AliTPCPRF2D * prfouter2 = new AliTPCPRF2D; | |
2ab0c725 | 1508 | AliTPCRF1D * rf = new AliTPCRF1D(kTRUE); |
2ab0c725 | 1509 | rf->SetGauss(param->GetZSigma(),param->GetZWidth(),1.); |
1510 | rf->SetOffset(3*param->GetZSigma()); | |
1511 | rf->Update(); | |
afc42102 | 1512 | |
1513 | TDirectory *savedir=gDirectory; | |
2ab0c725 | 1514 | TFile *f=TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root"); |
1515 | if (!f->IsOpen()) { | |
afc42102 | 1516 | cerr<<"Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !\n" ; |
2ab0c725 | 1517 | exit(3); |
1518 | } | |
2a336e15 | 1519 | |
1520 | TString s; | |
2ab0c725 | 1521 | prfinner->Read("prf_07504_Gati_056068_d02"); |
2a336e15 | 1522 | //PH Set different names |
1523 | s=prfinner->GetGRF()->GetName(); | |
1524 | s+="in"; | |
1525 | prfinner->GetGRF()->SetName(s.Data()); | |
1526 | ||
f03e3423 | 1527 | prfouter1->Read("prf_10006_Gati_047051_d03"); |
2a336e15 | 1528 | s=prfouter1->GetGRF()->GetName(); |
1529 | s+="out1"; | |
1530 | prfouter1->GetGRF()->SetName(s.Data()); | |
1531 | ||
f03e3423 | 1532 | prfouter2->Read("prf_15006_Gati_047051_d03"); |
2a336e15 | 1533 | s=prfouter2->GetGRF()->GetName(); |
1534 | s+="out2"; | |
1535 | prfouter2->GetGRF()->SetName(s.Data()); | |
1536 | ||
2ab0c725 | 1537 | f->Close(); |
afc42102 | 1538 | savedir->cd(); |
1539 | ||
2ab0c725 | 1540 | param->SetInnerPRF(prfinner); |
f03e3423 | 1541 | param->SetOuter1PRF(prfouter1); |
1542 | param->SetOuter2PRF(prfouter2); | |
2ab0c725 | 1543 | param->SetTimeRF(rf); |
1544 | ||
afc42102 | 1545 | // set fTPCParam |
1546 | ||
2ab0c725 | 1547 | SetParam(param); |
1548 | ||
afc42102 | 1549 | |
1550 | fDefaults = 1; | |
1551 | ||
1552 | } | |
1553 | //__________________________________________________________________ | |
85a5290f | 1554 | void AliTPC::Hits2Digits() |
1555 | { | |
9bdd974b | 1556 | // |
1557 | // creates digits from hits | |
1558 | // | |
1559 | ||
85a5290f | 1560 | fLoader->LoadHits("read"); |
1561 | fLoader->LoadDigits("recreate"); | |
1562 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
1563 | ||
1564 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { | |
1565 | runLoader->GetEvent(iEvent); | |
1566 | SetActiveSectors(); | |
1567 | Hits2Digits(iEvent); | |
1568 | } | |
1569 | ||
1570 | fLoader->UnloadHits(); | |
1571 | fLoader->UnloadDigits(); | |
1572 | } | |
1573 | //__________________________________________________________________ | |
afc42102 | 1574 | void AliTPC::Hits2Digits(Int_t eventnumber) |
1575 | { | |
1576 | //---------------------------------------------------- | |
1577 | // Loop over all sectors for a single event | |
1578 | //---------------------------------------------------- | |
024a7e64 | 1579 | AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName()); |
88cb7938 | 1580 | rl->GetEvent(eventnumber); |
1581 | if (fLoader->TreeH() == 0x0) | |
1582 | { | |
1583 | if(fLoader->LoadHits()) | |
1584 | { | |
1585 | Error("Hits2Digits","Can not load hits."); | |
1586 | } | |
1587 | } | |
1588 | SetTreeAddress(); | |
1589 | ||
1590 | if (fLoader->TreeD() == 0x0 ) | |
1591 | { | |
1592 | fLoader->MakeTree("D"); | |
1593 | if (fLoader->TreeD() == 0x0 ) | |
1594 | { | |
1595 | Error("Hits2Digits","Can not get TreeD"); | |
1596 | return; | |
1597 | } | |
1598 | } | |
afc42102 | 1599 | |
1600 | if(fDefaults == 0) SetDefaults(); // check if the parameters are set | |
407ff276 | 1601 | GenerNoise(500000); //create teble with noise |
2ab0c725 | 1602 | |
1603 | //setup TPCDigitsArray | |
afc42102 | 1604 | |
1605 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1606 | ||
2ab0c725 | 1607 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1608 | arr->SetClass("AliSimDigits"); | |
afc42102 | 1609 | arr->Setup(fTPCParam); |
88cb7938 | 1610 | |
1611 | arr->MakeTree(fLoader->TreeD()); | |
2ab0c725 | 1612 | SetDigitsArray(arr); |
1613 | ||
afc42102 | 1614 | fDigitsSwitch=0; // standard digits |
2ab0c725 | 1615 | |
f540341d | 1616 | // cerr<<"Digitizing TPC -- normal digits...\n"; |
fe4da5cc | 1617 | |
88cb7938 | 1618 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) |
1619 | if (IsSectorActive(isec)) | |
1620 | { | |
f2a509af | 1621 | if (fDebug) Info("Hits2Digits","Sector %d is active.",isec); |
88cb7938 | 1622 | Hits2DigitsSector(isec); |
1623 | } | |
1624 | else | |
1625 | { | |
f2a509af | 1626 | if (fDebug) Info("Hits2Digits","Sector %d is NOT active.",isec); |
88cb7938 | 1627 | } |
cc80f89e | 1628 | |
88cb7938 | 1629 | fLoader->WriteDigits("OVERWRITE"); |
f2a509af | 1630 | |
1631 | //this line prevents the crash in the similar one | |
1632 | //on the beginning of this method | |
1633 | //destructor attempts to reset the tree, which is deleted by the loader | |
1634 | //need to be redesign | |
1635 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1636 | SetDigitsArray(0x0); | |
1637 | ||
8c555625 | 1638 | } |
1639 | ||
f8cf550c | 1640 | //__________________________________________________________________ |
0a61bf9d | 1641 | void AliTPC::Hits2SDigits2(Int_t eventnumber) |
f8cf550c | 1642 | { |
1643 | ||
1644 | //----------------------------------------------------------- | |
1645 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1646 | //----------------------------------------------------------- | |
1647 | ||
1648 | //---------------------------------------------------- | |
afc42102 | 1649 | // Loop over all sectors for a single event |
f8cf550c | 1650 | //---------------------------------------------------- |
88cb7938 | 1651 | // AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::fgkRunLoaderName); |
1652 | ||
1653 | AliRunLoader* rl = fLoader->GetRunLoader(); | |
1654 | ||
1655 | rl->GetEvent(eventnumber); | |
1656 | if (fLoader->TreeH() == 0x0) | |
1657 | { | |
1658 | if(fLoader->LoadHits()) | |
1659 | { | |
1660 | Error("Hits2Digits","Can not load hits."); | |
1661 | return; | |
1662 | } | |
1663 | } | |
1664 | SetTreeAddress(); | |
f8cf550c | 1665 | |
afc42102 | 1666 | |
88cb7938 | 1667 | if (fLoader->TreeS() == 0x0 ) |
1668 | { | |
1669 | fLoader->MakeTree("S"); | |
1670 | } | |
1671 | ||
afc42102 | 1672 | if(fDefaults == 0) SetDefaults(); |
88cb7938 | 1673 | |
407ff276 | 1674 | GenerNoise(500000); //create table with noise |
afc42102 | 1675 | //setup TPCDigitsArray |
1676 | ||
1677 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1678 | ||
88cb7938 | 1679 | |
afc42102 | 1680 | AliTPCDigitsArray *arr = new AliTPCDigitsArray; |
1681 | arr->SetClass("AliSimDigits"); | |
1682 | arr->Setup(fTPCParam); | |
88cb7938 | 1683 | arr->MakeTree(fLoader->TreeS()); |
1684 | ||
afc42102 | 1685 | SetDigitsArray(arr); |
1686 | ||
f540341d | 1687 | // cerr<<"Digitizing TPC -- summable digits...\n"; |
afc42102 | 1688 | |
1689 | fDigitsSwitch=1; // summable digits | |
5f16d237 | 1690 | |
1691 | // set zero suppression to "0" | |
1692 | ||
1693 | fTPCParam->SetZeroSup(0); | |
f8cf550c | 1694 | |
88cb7938 | 1695 | for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++) |
1696 | if (IsSectorActive(isec)) | |
1697 | { | |
1698 | // cout<<"Sector "<<isec<<" is active\n"; | |
1699 | Hits2DigitsSector(isec); | |
1700 | } | |
1701 | ||
1702 | fLoader->WriteSDigits("OVERWRITE"); | |
1703 | ||
1704 | //this line prevents the crash in the similar one | |
1705 | //on the beginning of this method | |
1706 | //destructor attempts to reset the tree, which is deleted by the loader | |
1707 | //need to be redesign | |
1708 | if(GetDigitsArray()) delete GetDigitsArray(); | |
1709 | SetDigitsArray(0x0); | |
f8cf550c | 1710 | } |
0a61bf9d | 1711 | //__________________________________________________________________ |
88cb7938 | 1712 | |
0a61bf9d | 1713 | void AliTPC::Hits2SDigits() |
1714 | { | |
1715 | ||
1716 | //----------------------------------------------------------- | |
1717 | // summable digits - 16 bit "ADC", no noise, no saturation | |
1718 | //----------------------------------------------------------- | |
1719 | ||
85a5290f | 1720 | fLoader->LoadHits("read"); |
1721 | fLoader->LoadSDigits("recreate"); | |
1722 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
0a61bf9d | 1723 | |
85a5290f | 1724 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { |
1725 | runLoader->GetEvent(iEvent); | |
1726 | SetTreeAddress(); | |
1727 | SetActiveSectors(); | |
1728 | Hits2SDigits2(iEvent); | |
1729 | } | |
0a61bf9d | 1730 | |
85a5290f | 1731 | fLoader->UnloadHits(); |
1732 | fLoader->UnloadSDigits(); | |
0a61bf9d | 1733 | } |
fe4da5cc | 1734 | //_____________________________________________________________________________ |
88cb7938 | 1735 | |
8c555625 | 1736 | void AliTPC::Hits2DigitsSector(Int_t isec) |
fe4da5cc | 1737 | { |
8c555625 | 1738 | //------------------------------------------------------------------- |
fe4da5cc | 1739 | // TPC conversion from hits to digits. |
8c555625 | 1740 | //------------------------------------------------------------------- |
1741 | ||
1742 | //----------------------------------------------------------------- | |
1743 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
1744 | //----------------------------------------------------------------- | |
1745 | ||
fe4da5cc | 1746 | //------------------------------------------------------- |
8c555625 | 1747 | // Get the access to the track hits |
fe4da5cc | 1748 | //------------------------------------------------------- |
8c555625 | 1749 | |
afc42102 | 1750 | // check if the parameters are set - important if one calls this method |
1751 | // directly, not from the Hits2Digits | |
1752 | ||
1753 | if(fDefaults == 0) SetDefaults(); | |
cc80f89e | 1754 | |
88cb7938 | 1755 | TTree *tH = TreeH(); // pointer to the hits tree |
1756 | if (tH == 0x0) | |
1757 | { | |
1758 | Fatal("Hits2DigitsSector","Can not find TreeH in folder"); | |
1759 | return; | |
1760 | } | |
1761 | ||
73042f01 | 1762 | Stat_t ntracks = tH->GetEntries(); |
8c555625 | 1763 | |
1764 | if( ntracks > 0){ | |
1765 | ||
1766 | //------------------------------------------- | |
1767 | // Only if there are any tracks... | |
1768 | //------------------------------------------- | |
1769 | ||
8c555625 | 1770 | TObjArray **row; |
fe4da5cc | 1771 | |
a62d28a2 | 1772 | //printf("*** Processing sector number %d ***\n",isec); |
8c555625 | 1773 | |
1774 | Int_t nrows =fTPCParam->GetNRow(isec); | |
1775 | ||
b584c7dd | 1776 | row= new TObjArray* [nrows+2]; // 2 extra rows for cross talk |
fe4da5cc | 1777 | |
73042f01 | 1778 | MakeSector(isec,nrows,tH,ntracks,row); |
8c555625 | 1779 | |
1780 | //-------------------------------------------------------- | |
1781 | // Digitize this sector, row by row | |
de61d5d5 | 1782 | // row[i] is the pointer to the TObjArray of AliTPCFastVectors, |
8c555625 | 1783 | // each one containing electrons accepted on this |
1784 | // row, assigned into tracks | |
1785 | //-------------------------------------------------------- | |
1786 | ||
1787 | Int_t i; | |
1788 | ||
88cb7938 | 1789 | if (fDigitsArray->GetTree()==0) |
1790 | { | |
1791 | Fatal("Hits2DigitsSector","Tree not set in fDigitsArray"); | |
1792 | } | |
8c555625 | 1793 | |
cc80f89e | 1794 | for (i=0;i<nrows;i++){ |
8c555625 | 1795 | |
afc42102 | 1796 | AliDigits * dig = fDigitsArray->CreateRow(isec,i); |
8c555625 | 1797 | |
cc80f89e | 1798 | DigitizeRow(i,isec,row); |
8c555625 | 1799 | |
cc80f89e | 1800 | fDigitsArray->StoreRow(isec,i); |
8c555625 | 1801 | |
792bb11c | 1802 | Int_t ndig = dig->GetDigitSize(); |
88cb7938 | 1803 | |
1804 | if (gDebug > 10) | |
1805 | printf("*** Sector, row, compressed digits %d %d %d ***\n",isec,i,ndig); | |
792bb11c | 1806 | |
cc80f89e | 1807 | fDigitsArray->ClearRow(isec,i); |
8c555625 | 1808 | |
cc80f89e | 1809 | |
8c555625 | 1810 | } // end of the sector digitization |
8c555625 | 1811 | |
df32adf9 | 1812 | for(i=0;i<nrows+2;i++){ |
39c8eb58 | 1813 | row[i]->Delete(); |
1814 | delete row[i]; | |
cc80f89e | 1815 | } |
1816 | ||
8c555625 | 1817 | delete [] row; // delete the array of pointers to TObjArray-s |
1818 | ||
1819 | } // ntracks >0 | |
8c555625 | 1820 | |
cc80f89e | 1821 | } // end of Hits2DigitsSector |
8c555625 | 1822 | |
8c555625 | 1823 | |
8c555625 | 1824 | //_____________________________________________________________________________ |
cc80f89e | 1825 | void AliTPC::DigitizeRow(Int_t irow,Int_t isec,TObjArray **rows) |
8c555625 | 1826 | { |
1827 | //----------------------------------------------------------- | |
1828 | // Single row digitization, coupling from the neighbouring | |
1829 | // rows taken into account | |
1830 | //----------------------------------------------------------- | |
1831 | ||
1832 | //----------------------------------------------------------------- | |
1833 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
cc80f89e | 1834 | // Modified: Marian Ivanov GSI Darmstadt, m.ivanov@gsi.de |
8c555625 | 1835 | //----------------------------------------------------------------- |
1836 | ||
1837 | ||
8c555625 | 1838 | Float_t zerosup = fTPCParam->GetZeroSup(); |
b584c7dd | 1839 | // Int_t nrows =fTPCParam->GetNRow(isec); |
cc80f89e | 1840 | fCurrentIndex[1]= isec; |
8c555625 | 1841 | |
8c555625 | 1842 | |
73042f01 | 1843 | Int_t nofPads = fTPCParam->GetNPads(isec,irow); |
1844 | Int_t nofTbins = fTPCParam->GetMaxTBin(); | |
1845 | Int_t indexRange[4]; | |
8c555625 | 1846 | // |
1847 | // Integrated signal for this row | |
1848 | // and a single track signal | |
cc80f89e | 1849 | // |
de61d5d5 | 1850 | |
1851 | AliTPCFastMatrix *m1 = new AliTPCFastMatrix(0,nofPads,0,nofTbins); // integrated | |
1852 | AliTPCFastMatrix *m2 = new AliTPCFastMatrix(0,nofPads,0,nofTbins); // single | |
8c555625 | 1853 | // |
de61d5d5 | 1854 | AliTPCFastMatrix &total = *m1; |
8c555625 | 1855 | |
1856 | // Array of pointers to the label-signal list | |
1857 | ||
73042f01 | 1858 | Int_t nofDigits = nofPads*nofTbins; // number of digits for this row |
1859 | Float_t **pList = new Float_t* [nofDigits]; | |
8c555625 | 1860 | |
1861 | Int_t lp; | |
cc80f89e | 1862 | Int_t i1; |
73042f01 | 1863 | for(lp=0;lp<nofDigits;lp++)pList[lp]=0; // set all pointers to NULL |
8c555625 | 1864 | // |
cc80f89e | 1865 | //calculate signal |
1866 | // | |
b584c7dd | 1867 | //Int_t row1 = TMath::Max(irow-fTPCParam->GetNCrossRows(),0); |
1868 | //Int_t row2 = TMath::Min(irow+fTPCParam->GetNCrossRows(),nrows-1); | |
1869 | Int_t row1=irow; | |
1870 | Int_t row2=irow+2; | |
cc80f89e | 1871 | for (Int_t row= row1;row<=row2;row++){ |
1872 | Int_t nTracks= rows[row]->GetEntries(); | |
1873 | for (i1=0;i1<nTracks;i1++){ | |
1874 | fCurrentIndex[2]= row; | |
b584c7dd | 1875 | fCurrentIndex[3]=irow+1; |
1876 | if (row==irow+1){ | |
cc80f89e | 1877 | m2->Zero(); // clear single track signal matrix |
73042f01 | 1878 | Float_t trackLabel = GetSignal(rows[row],i1,m2,m1,indexRange); |
1879 | GetList(trackLabel,nofPads,m2,indexRange,pList); | |
cc80f89e | 1880 | } |
73042f01 | 1881 | else GetSignal(rows[row],i1,0,m1,indexRange); |
cc80f89e | 1882 | } |
8c555625 | 1883 | } |
cc80f89e | 1884 | |
8c555625 | 1885 | Int_t tracks[3]; |
8c555625 | 1886 | |
cc80f89e | 1887 | AliDigits *dig = fDigitsArray->GetRow(isec,irow); |
de61d5d5 | 1888 | Int_t gi=-1; |
1889 | Float_t fzerosup = zerosup+0.5; | |
1890 | for(Int_t it=0;it<nofTbins;it++){ | |
1891 | Float_t *pq = &(total.UncheckedAt(0,it)); | |
1892 | for(Int_t ip=0;ip<nofPads;ip++){ | |
1893 | gi++; | |
1894 | Float_t q=*pq; | |
1895 | pq++; | |
f8cf550c | 1896 | if(fDigitsSwitch == 0){ |
407ff276 | 1897 | q+=GetNoise(); |
de61d5d5 | 1898 | if(q <=fzerosup) continue; // do not fill zeros |
68771f83 | 1899 | q = TMath::Nint(q); |
f8cf550c | 1900 | if(q > fTPCParam->GetADCSat()) q = fTPCParam->GetADCSat(); // saturation |
cc80f89e | 1901 | |
f8cf550c | 1902 | } |
1903 | ||
1904 | else { | |
5f16d237 | 1905 | if(q <= 0.) continue; // do not fill zeros |
68771f83 | 1906 | if(q>2000.) q=2000.; |
f8cf550c | 1907 | q *= 16.; |
68771f83 | 1908 | q = TMath::Nint(q); |
f8cf550c | 1909 | } |
8c555625 | 1910 | |
1911 | // | |
1912 | // "real" signal or electronic noise (list = -1)? | |
1913 | // | |
1914 | ||
1915 | for(Int_t j1=0;j1<3;j1++){ | |
407ff276 | 1916 | tracks[j1] = (pList[gi]) ?(Int_t)(*(pList[gi]+j1)) : -2; |
8c555625 | 1917 | } |
1918 | ||
cc80f89e | 1919 | //Begin_Html |
1920 | /* | |
1921 | <A NAME="AliDigits"></A> | |
1922 | using of AliDigits object | |
1923 | */ | |
1924 | //End_Html | |
1925 | dig->SetDigitFast((Short_t)q,it,ip); | |
1926 | if (fDigitsArray->IsSimulated()) | |
1927 | { | |
1928 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[0],it,ip,0); | |
1929 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[1],it,ip,1); | |
1930 | ((AliSimDigits*)dig)->SetTrackIDFast(tracks[2],it,ip,2); | |
1931 | } | |
1932 | ||
8c555625 | 1933 | |
1934 | } // end of loop over time buckets | |
1935 | } // end of lop over pads | |
1936 | ||
1937 | // | |
1938 | // This row has been digitized, delete nonused stuff | |
1939 | // | |
1940 | ||
73042f01 | 1941 | for(lp=0;lp<nofDigits;lp++){ |
8c555625 | 1942 | if(pList[lp]) delete [] pList[lp]; |
1943 | } | |
1944 | ||
1945 | delete [] pList; | |
1946 | ||
1947 | delete m1; | |
1948 | delete m2; | |
cc80f89e | 1949 | // delete m3; |
8c555625 | 1950 | |
1951 | } // end of DigitizeRow | |
cc80f89e | 1952 | |
8c555625 | 1953 | //_____________________________________________________________________________ |
cc80f89e | 1954 | |
de61d5d5 | 1955 | Float_t AliTPC::GetSignal(TObjArray *p1, Int_t ntr, |
1956 | AliTPCFastMatrix *m1, AliTPCFastMatrix *m2,Int_t *indexRange) | |
8c555625 | 1957 | { |
1958 | ||
1959 | //--------------------------------------------------------------- | |
1960 | // Calculates 2-D signal (pad,time) for a single track, | |
1961 | // returns a pointer to the signal matrix and the track label | |
1962 | // No digitization is performed at this level!!! | |
1963 | //--------------------------------------------------------------- | |
1964 | ||
1965 | //----------------------------------------------------------------- | |
1966 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
cc80f89e | 1967 | // Modified: Marian Ivanov |
8c555625 | 1968 | //----------------------------------------------------------------- |
1969 | ||
de61d5d5 | 1970 | AliTPCFastVector *tv; |
1971 | ||
1972 | tv = (AliTPCFastVector*)p1->At(ntr); // pointer to a track | |
1973 | AliTPCFastVector &v = *tv; | |
8c555625 | 1974 | |
1975 | Float_t label = v(0); | |
b584c7dd | 1976 | Int_t centralPad = (fTPCParam->GetNPads(fCurrentIndex[1],fCurrentIndex[3]-1)-1)/2; |
8c555625 | 1977 | |
8c555625 | 1978 | Int_t nElectrons = (tv->GetNrows()-1)/4; |
73042f01 | 1979 | indexRange[0]=9999; // min pad |
1980 | indexRange[1]=-1; // max pad | |
1981 | indexRange[2]=9999; //min time | |
1982 | indexRange[3]=-1; // max time | |
8c555625 | 1983 | |
de61d5d5 | 1984 | AliTPCFastMatrix &signal = *m1; |
1985 | AliTPCFastMatrix &total = *m2; | |
8c555625 | 1986 | // |
1987 | // Loop over all electrons | |
1988 | // | |
8c555625 | 1989 | for(Int_t nel=0; nel<nElectrons; nel++){ |
cc80f89e | 1990 | Int_t idx=nel*4; |
1991 | Float_t aval = v(idx+4); | |
1992 | Float_t eltoadcfac=aval*fTPCParam->GetTotalNormFac(); | |
1993 | Float_t xyz[3]={v(idx+1),v(idx+2),v(idx+3)}; | |
de61d5d5 | 1994 | Int_t n = ((AliTPCParamSR*)fTPCParam)->CalcResponseFast(xyz,fCurrentIndex,fCurrentIndex[3]); |
1995 | ||
1996 | Int_t *index = fTPCParam->GetResBin(0); | |
1997 | Float_t *weight = & (fTPCParam->GetResWeight(0)); | |
1998 | ||
1999 | if (n>0) for (Int_t i =0; i<n; i++){ | |
73042f01 | 2000 | Int_t pad=index[1]+centralPad; //in digit coordinates central pad has coordinate 0 |
de61d5d5 | 2001 | |
2002 | if (pad>=0){ | |
cc80f89e | 2003 | Int_t time=index[2]; |
de61d5d5 | 2004 | Float_t qweight = *(weight)*eltoadcfac; |
cc80f89e | 2005 | |
de61d5d5 | 2006 | if (m1!=0) signal.UncheckedAt(pad,time)+=qweight; |
2007 | total.UncheckedAt(pad,time)+=qweight; | |
2008 | if (indexRange[0]>pad) indexRange[0]=pad; | |
2009 | if (indexRange[1]<pad) indexRange[1]=pad; | |
2010 | if (indexRange[2]>time) indexRange[2]=time; | |
2011 | if (indexRange[3]<time) indexRange[3]=time; | |
2012 | ||
2013 | index+=3; | |
2014 | weight++; | |
2015 | ||
cc80f89e | 2016 | } |
2017 | } | |
8c555625 | 2018 | } // end of loop over electrons |
cc80f89e | 2019 | |
8c555625 | 2020 | return label; // returns track label when finished |
2021 | } | |
2022 | ||
2023 | //_____________________________________________________________________________ | |
de61d5d5 | 2024 | void AliTPC::GetList(Float_t label,Int_t np,AliTPCFastMatrix *m, |
2025 | Int_t *indexRange, Float_t **pList) | |
8c555625 | 2026 | { |
2027 | //---------------------------------------------------------------------- | |
2028 | // Updates the list of tracks contributing to digits for a given row | |
2029 | //---------------------------------------------------------------------- | |
2030 | ||
2031 | //----------------------------------------------------------------- | |
2032 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2033 | //----------------------------------------------------------------- | |
2034 | ||
de61d5d5 | 2035 | AliTPCFastMatrix &signal = *m; |
8c555625 | 2036 | |
2037 | // lop over nonzero digits | |
2038 | ||
73042f01 | 2039 | for(Int_t it=indexRange[2];it<indexRange[3]+1;it++){ |
2040 | for(Int_t ip=indexRange[0];ip<indexRange[1]+1;ip++){ | |
8c555625 | 2041 | |
2042 | ||
921bf71a | 2043 | // accept only the contribution larger than 500 electrons (1/2 s_noise) |
2044 | ||
cc80f89e | 2045 | if(signal(ip,it)<0.5) continue; |
921bf71a | 2046 | |
2047 | ||
73042f01 | 2048 | Int_t globalIndex = it*np+ip; // globalIndex starts from 0! |
8c555625 | 2049 | |
73042f01 | 2050 | if(!pList[globalIndex]){ |
8c555625 | 2051 | |
2052 | // | |
2053 | // Create new list (6 elements - 3 signals and 3 labels), | |
8c555625 | 2054 | // |
2055 | ||
73042f01 | 2056 | pList[globalIndex] = new Float_t [6]; |
8c555625 | 2057 | |
2058 | // set list to -1 | |
2059 | ||
73042f01 | 2060 | *pList[globalIndex] = -1.; |
2061 | *(pList[globalIndex]+1) = -1.; | |
2062 | *(pList[globalIndex]+2) = -1.; | |
2063 | *(pList[globalIndex]+3) = -1.; | |
2064 | *(pList[globalIndex]+4) = -1.; | |
2065 | *(pList[globalIndex]+5) = -1.; | |
8c555625 | 2066 | |
2067 | ||
73042f01 | 2068 | *pList[globalIndex] = label; |
2069 | *(pList[globalIndex]+3) = signal(ip,it); | |
8c555625 | 2070 | } |
2071 | else{ | |
2072 | ||
2073 | // check the signal magnitude | |
2074 | ||
73042f01 | 2075 | Float_t highest = *(pList[globalIndex]+3); |
2076 | Float_t middle = *(pList[globalIndex]+4); | |
2077 | Float_t lowest = *(pList[globalIndex]+5); | |
8c555625 | 2078 | |
2079 | // | |
2080 | // compare the new signal with already existing list | |
2081 | // | |
2082 | ||
2083 | if(signal(ip,it)<lowest) continue; // neglect this track | |
2084 | ||
2085 | // | |
2086 | ||
2087 | if (signal(ip,it)>highest){ | |
73042f01 | 2088 | *(pList[globalIndex]+5) = middle; |
2089 | *(pList[globalIndex]+4) = highest; | |
2090 | *(pList[globalIndex]+3) = signal(ip,it); | |
8c555625 | 2091 | |
73042f01 | 2092 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); |
2093 | *(pList[globalIndex]+1) = *pList[globalIndex]; | |
2094 | *pList[globalIndex] = label; | |
8c555625 | 2095 | } |
2096 | else if (signal(ip,it)>middle){ | |
73042f01 | 2097 | *(pList[globalIndex]+5) = middle; |
2098 | *(pList[globalIndex]+4) = signal(ip,it); | |
8c555625 | 2099 | |
73042f01 | 2100 | *(pList[globalIndex]+2) = *(pList[globalIndex]+1); |
2101 | *(pList[globalIndex]+1) = label; | |
8c555625 | 2102 | } |
2103 | else{ | |
73042f01 | 2104 | *(pList[globalIndex]+5) = signal(ip,it); |
2105 | *(pList[globalIndex]+2) = label; | |
8c555625 | 2106 | } |
2107 | } | |
2108 | ||
2109 | } // end of loop over pads | |
2110 | } // end of loop over time bins | |
2111 | ||
2112 | ||
2113 | ||
8c555625 | 2114 | }//end of GetList |
2115 | //___________________________________________________________________ | |
2116 | void AliTPC::MakeSector(Int_t isec,Int_t nrows,TTree *TH, | |
2117 | Stat_t ntracks,TObjArray **row) | |
2118 | { | |
2119 | ||
2120 | //----------------------------------------------------------------- | |
2121 | // Prepares the sector digitization, creates the vectors of | |
2122 | // tracks for each row of this sector. The track vector | |
2123 | // contains the track label and the position of electrons. | |
2124 | //----------------------------------------------------------------- | |
2125 | ||
2126 | //----------------------------------------------------------------- | |
2127 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2128 | //----------------------------------------------------------------- | |
2129 | ||
cc80f89e | 2130 | Float_t gasgain = fTPCParam->GetGasGain(); |
8c555625 | 2131 | Int_t i; |
cc80f89e | 2132 | Float_t xyz[4]; |
8c555625 | 2133 | |
2134 | AliTPChit *tpcHit; // pointer to a sigle TPC hit | |
39c8eb58 | 2135 | //MI change |
2136 | TBranch * branch=0; | |
792bb11c | 2137 | if (fHitType>1) branch = TH->GetBranch("TPC2"); |
39c8eb58 | 2138 | else branch = TH->GetBranch("TPC"); |
2139 | ||
8c555625 | 2140 | |
2141 | //---------------------------------------------- | |
2142 | // Create TObjArray-s, one for each row, | |
de61d5d5 | 2143 | // each TObjArray will store the AliTPCFastVectors |
2144 | // of electrons, one AliTPCFastVectors per each track. | |
8c555625 | 2145 | //---------------------------------------------- |
2146 | ||
b584c7dd | 2147 | Int_t *nofElectrons = new Int_t [nrows+2]; // electron counter for each row |
2148 | AliTPCFastVector **tracks = new AliTPCFastVector* [nrows+2]; //pointers to the track vectors | |
de61d5d5 | 2149 | |
b584c7dd | 2150 | for(i=0; i<nrows+2; i++){ |
8c555625 | 2151 | row[i] = new TObjArray; |
f74bb6f5 | 2152 | nofElectrons[i]=0; |
2153 | tracks[i]=0; | |
8c555625 | 2154 | } |
8c555625 | 2155 | |
37831078 | 2156 | |
2157 | ||
8c555625 | 2158 | //-------------------------------------------------------------------- |
2159 | // Loop over tracks, the "track" contains the full history | |
2160 | //-------------------------------------------------------------------- | |
2161 | ||
2162 | Int_t previousTrack,currentTrack; | |
2163 | previousTrack = -1; // nothing to store so far! | |
2164 | ||
2165 | for(Int_t track=0;track<ntracks;track++){ | |
39c8eb58 | 2166 | Bool_t isInSector=kTRUE; |
8c555625 | 2167 | ResetHits(); |
792bb11c | 2168 | isInSector = TrackInVolume(isec,track); |
39c8eb58 | 2169 | if (!isInSector) continue; |
2170 | //MI change | |
2171 | branch->GetEntry(track); // get next track | |
2172 | ||
2173 | //M.I. changes | |
8c555625 | 2174 | |
39c8eb58 | 2175 | tpcHit = (AliTPChit*)FirstHit(-1); |
8c555625 | 2176 | |
2177 | //-------------------------------------------------------------- | |
2178 | // Loop over hits | |
2179 | //-------------------------------------------------------------- | |
2180 | ||
8c555625 | 2181 | |
39c8eb58 | 2182 | while(tpcHit){ |
8c555625 | 2183 | |
2184 | Int_t sector=tpcHit->fSector; // sector number | |
39c8eb58 | 2185 | if(sector != isec){ |
2186 | tpcHit = (AliTPChit*) NextHit(); | |
2187 | continue; | |
2188 | } | |
8c555625 | 2189 | |
94de3818 | 2190 | currentTrack = tpcHit->Track(); // track number |
39c8eb58 | 2191 | |
2192 | ||
8c555625 | 2193 | if(currentTrack != previousTrack){ |
2194 | ||
2195 | // store already filled fTrack | |
2196 | ||
b584c7dd | 2197 | for(i=0;i<nrows+2;i++){ |
8c555625 | 2198 | if(previousTrack != -1){ |
73042f01 | 2199 | if(nofElectrons[i]>0){ |
de61d5d5 | 2200 | AliTPCFastVector &v = *tracks[i]; |
8c555625 | 2201 | v(0) = previousTrack; |
73042f01 | 2202 | tracks[i]->ResizeTo(4*nofElectrons[i]+1); // shrink if necessary |
cc80f89e | 2203 | row[i]->Add(tracks[i]); |
8c555625 | 2204 | } |
2205 | else{ | |
de61d5d5 | 2206 | delete tracks[i]; // delete empty AliTPCFastVector |
cc80f89e | 2207 | tracks[i]=0; |
8c555625 | 2208 | } |
2209 | } | |
2210 | ||
73042f01 | 2211 | nofElectrons[i]=0; |
de61d5d5 | 2212 | tracks[i] = new AliTPCFastVector(481); // AliTPCFastVectors for the next fTrack |
8c555625 | 2213 | |
2214 | } // end of loop over rows | |
2215 | ||
2216 | previousTrack=currentTrack; // update track label | |
2217 | } | |
2218 | ||
73042f01 | 2219 | Int_t qI = (Int_t) (tpcHit->fQ); // energy loss (number of electrons) |
8c555625 | 2220 | |
2221 | //--------------------------------------------------- | |
2222 | // Calculate the electron attachment probability | |
2223 | //--------------------------------------------------- | |
2224 | ||
cc80f89e | 2225 | |
94de3818 | 2226 | Float_t time = 1.e6*(fTPCParam->GetZLength()-TMath::Abs(tpcHit->Z())) |
cc80f89e | 2227 | /fTPCParam->GetDriftV(); |
8c555625 | 2228 | // in microseconds! |
73042f01 | 2229 | Float_t attProb = fTPCParam->GetAttCoef()* |
8c555625 | 2230 | fTPCParam->GetOxyCont()*time; // fraction! |
2231 | ||
2232 | //----------------------------------------------- | |
2233 | // Loop over electrons | |
2234 | //----------------------------------------------- | |
cc80f89e | 2235 | Int_t index[3]; |
2236 | index[1]=isec; | |
73042f01 | 2237 | for(Int_t nel=0;nel<qI;nel++){ |
8c555625 | 2238 | // skip if electron lost due to the attachment |
73042f01 | 2239 | if((gRandom->Rndm(0)) < attProb) continue; // electron lost! |
94de3818 | 2240 | xyz[0]=tpcHit->X(); |
2241 | xyz[1]=tpcHit->Y(); | |
1705494b | 2242 | xyz[2]=tpcHit->Z(); |
2243 | // | |
2244 | // protection for the nonphysical avalanche size (10**6 maximum) | |
2245 | // | |
710dacf5 | 2246 | Double_t rn=TMath::Max(gRandom->Rndm(0),1.93e-22); |
2247 | xyz[3]= (Float_t) (-gasgain*TMath::Log(rn)); | |
cc80f89e | 2248 | index[0]=1; |
2249 | ||
b584c7dd | 2250 | TransportElectron(xyz,index); |
73042f01 | 2251 | Int_t rowNumber; |
b584c7dd | 2252 | fTPCParam->GetPadRow(xyz,index); |
2253 | // row 0 - cross talk from the innermost row | |
2254 | // row fNRow+1 cross talk from the outermost row | |
2255 | rowNumber = index[2]+1; | |
cc80f89e | 2256 | //transform position to local digit coordinates |
2257 | //relative to nearest pad row | |
b584c7dd | 2258 | if ((rowNumber<0)||rowNumber>fTPCParam->GetNRow(isec)+1) continue; |
2259 | Float_t x1,y1; | |
f03e3423 | 2260 | if (isec <fTPCParam->GetNInnerSector()) { |
2261 | x1 = xyz[1]*fTPCParam->GetInnerPadPitchWidth(); | |
2262 | y1 = fTPCParam->GetYInner(rowNumber); | |
2263 | } | |
2264 | else{ | |
2265 | x1=xyz[1]*fTPCParam->GetOuterPadPitchWidth(); | |
2266 | y1 = fTPCParam->GetYOuter(rowNumber); | |
2267 | } | |
e8f678d7 | 2268 | // gain inefficiency at the wires edges - linear |
f03e3423 | 2269 | x1=TMath::Abs(x1); |
e8f678d7 | 2270 | y1-=1.; |
2271 | if(x1>y1) xyz[3]*=TMath::Max(1.e-6,(y1-x1+1.)); | |
2272 | ||
73042f01 | 2273 | nofElectrons[rowNumber]++; |
8c555625 | 2274 | //---------------------------------- |
2275 | // Expand vector if necessary | |
2276 | //---------------------------------- | |
73042f01 | 2277 | if(nofElectrons[rowNumber]>120){ |
2278 | Int_t range = tracks[rowNumber]->GetNrows(); | |
2279 | if((nofElectrons[rowNumber])>(range-1)/4){ | |
cc80f89e | 2280 | |
73042f01 | 2281 | tracks[rowNumber]->ResizeTo(range+400); // Add 100 electrons |
fe4da5cc | 2282 | } |
2283 | } | |
2284 | ||
de61d5d5 | 2285 | AliTPCFastVector &v = *tracks[rowNumber]; |
73042f01 | 2286 | Int_t idx = 4*nofElectrons[rowNumber]-3; |
de61d5d5 | 2287 | Real_t * position = &(((AliTPCFastVector&)v).UncheckedAt(idx)); //make code faster |
2288 | memcpy(position,xyz,4*sizeof(Float_t)); | |
2289 | ||
8c555625 | 2290 | } // end of loop over electrons |
39c8eb58 | 2291 | |
2292 | tpcHit = (AliTPChit*)NextHit(); | |
8c555625 | 2293 | |
2294 | } // end of loop over hits | |
2295 | } // end of loop over tracks | |
2296 | ||
2297 | // | |
2298 | // store remaining track (the last one) if not empty | |
2299 | // | |
2300 | ||
b584c7dd | 2301 | for(i=0;i<nrows+2;i++){ |
73042f01 | 2302 | if(nofElectrons[i]>0){ |
de61d5d5 | 2303 | AliTPCFastVector &v = *tracks[i]; |
8c555625 | 2304 | v(0) = previousTrack; |
73042f01 | 2305 | tracks[i]->ResizeTo(4*nofElectrons[i]+1); // shrink if necessary |
cc80f89e | 2306 | row[i]->Add(tracks[i]); |
fe4da5cc | 2307 | } |
2308 | else{ | |
cc80f89e | 2309 | delete tracks[i]; |
2310 | tracks[i]=0; | |
8c555625 | 2311 | } |
2312 | } | |
2313 | ||
cc80f89e | 2314 | delete [] tracks; |
73042f01 | 2315 | delete [] nofElectrons; |
8c555625 | 2316 | |
8c555625 | 2317 | |
cc80f89e | 2318 | } // end of MakeSector |
8c555625 | 2319 | |
fe4da5cc | 2320 | |
2321 | //_____________________________________________________________________________ | |
2322 | void AliTPC::Init() | |
2323 | { | |
2324 | // | |
2325 | // Initialise TPC detector after definition of geometry | |
2326 | // | |
2327 | Int_t i; | |
2328 | // | |
9e1a0ddb | 2329 | if(fDebug) { |
2330 | printf("\n%s: ",ClassName()); | |
2331 | for(i=0;i<35;i++) printf("*"); | |
2332 | printf(" TPC_INIT "); | |
2333 | for(i=0;i<35;i++) printf("*"); | |
2334 | printf("\n%s: ",ClassName()); | |
2335 | // | |
2336 | for(i=0;i<80;i++) printf("*"); | |
2337 | printf("\n"); | |
2338 | } | |
fe4da5cc | 2339 | } |
2340 | ||
2341 | //_____________________________________________________________________________ | |
88cb7938 | 2342 | void AliTPC::MakeBranch(Option_t* option) |
fe4da5cc | 2343 | { |
2344 | // | |
2345 | // Create Tree branches for the TPC. | |
2346 | // | |
88cb7938 | 2347 | if(GetDebug()) Info("MakeBranch",""); |
fe4da5cc | 2348 | Int_t buffersize = 4000; |
2349 | char branchname[10]; | |
2350 | sprintf(branchname,"%s",GetName()); | |
88cb7938 | 2351 | |
2352 | const char *h = strstr(option,"H"); | |
fe4da5cc | 2353 | |
88cb7938 | 2354 | if ( h && (fHitType<=1) && (fHits == 0x0)) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03 |
2355 | ||
2356 | AliDetector::MakeBranch(option); | |
fe4da5cc | 2357 | |
5cf7bbad | 2358 | const char *d = strstr(option,"D"); |
88cb7938 | 2359 | |
2360 | if (fDigits && fLoader->TreeD() && d) | |
2361 | { | |
2362 | MakeBranchInTree(gAlice->TreeD(), branchname, &fDigits, buffersize, 0); | |
2363 | } | |
fe4da5cc | 2364 | |
88cb7938 | 2365 | if (fHitType>1) MakeBranch2(option,0); // MI change 14.09.2000 |
fe4da5cc | 2366 | } |
2367 | ||
2368 | //_____________________________________________________________________________ | |
2369 | void AliTPC::ResetDigits() | |
2370 | { | |
2371 | // | |
2372 | // Reset number of digits and the digits array for this detector | |
fe4da5cc | 2373 | // |
2374 | fNdigits = 0; | |
cc80f89e | 2375 | if (fDigits) fDigits->Clear(); |
fe4da5cc | 2376 | } |
2377 | ||
2378 | //_____________________________________________________________________________ | |
2379 | void AliTPC::SetSecAL(Int_t sec) | |
2380 | { | |
8c555625 | 2381 | //--------------------------------------------------- |
fe4da5cc | 2382 | // Activate/deactivate selection for lower sectors |
8c555625 | 2383 | //--------------------------------------------------- |
2384 | ||
2385 | //----------------------------------------------------------------- | |
2386 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2387 | //----------------------------------------------------------------- | |
fe4da5cc | 2388 | fSecAL = sec; |
2389 | } | |
2390 | ||
2391 | //_____________________________________________________________________________ | |
2392 | void AliTPC::SetSecAU(Int_t sec) | |
2393 | { | |
8c555625 | 2394 | //---------------------------------------------------- |
fe4da5cc | 2395 | // Activate/deactivate selection for upper sectors |
8c555625 | 2396 | //--------------------------------------------------- |
2397 | ||
2398 | //----------------------------------------------------------------- | |
2399 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2400 | //----------------------------------------------------------------- | |
fe4da5cc | 2401 | fSecAU = sec; |
2402 | } | |
2403 | ||
2404 | //_____________________________________________________________________________ | |
2405 | void AliTPC::SetSecLows(Int_t s1,Int_t s2,Int_t s3,Int_t s4,Int_t s5, Int_t s6) | |
2406 | { | |
8c555625 | 2407 | //---------------------------------------- |
fe4da5cc | 2408 | // Select active lower sectors |
8c555625 | 2409 | //---------------------------------------- |
2410 | ||
2411 | //----------------------------------------------------------------- | |
2412 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2413 | //----------------------------------------------------------------- | |
2414 | ||
fe4da5cc | 2415 | fSecLows[0] = s1; |
2416 | fSecLows[1] = s2; | |
2417 | fSecLows[2] = s3; | |
2418 | fSecLows[3] = s4; | |
2419 | fSecLows[4] = s5; | |
2420 | fSecLows[5] = s6; | |
2421 | } | |
2422 | ||
2423 | //_____________________________________________________________________________ | |
2424 | void AliTPC::SetSecUps(Int_t s1,Int_t s2,Int_t s3,Int_t s4,Int_t s5, Int_t s6, | |
2425 | Int_t s7, Int_t s8 ,Int_t s9 ,Int_t s10, | |
2426 | Int_t s11 , Int_t s12) | |
2427 | { | |
8c555625 | 2428 | //-------------------------------- |
fe4da5cc | 2429 | // Select active upper sectors |
8c555625 | 2430 | //-------------------------------- |
2431 | ||
2432 | //----------------------------------------------------------------- | |
2433 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2434 | //----------------------------------------------------------------- | |
2435 | ||
fe4da5cc | 2436 | fSecUps[0] = s1; |
2437 | fSecUps[1] = s2; | |
2438 | fSecUps[2] = s3; | |
2439 | fSecUps[3] = s4; | |
2440 | fSecUps[4] = s5; | |
2441 | fSecUps[5] = s6; | |
2442 | fSecUps[6] = s7; | |
2443 | fSecUps[7] = s8; | |
2444 | fSecUps[8] = s9; | |
2445 | fSecUps[9] = s10; | |
2446 | fSecUps[10] = s11; | |
2447 | fSecUps[11] = s12; | |
2448 | } | |
2449 | ||
2450 | //_____________________________________________________________________________ | |
2451 | void AliTPC::SetSens(Int_t sens) | |
2452 | { | |
8c555625 | 2453 | |
2454 | //------------------------------------------------------------- | |
2455 | // Activates/deactivates the sensitive strips at the center of | |
2456 | // the pad row -- this is for the space-point resolution calculations | |
2457 | //------------------------------------------------------------- | |
2458 | ||
2459 | //----------------------------------------------------------------- | |
2460 | // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl | |
2461 | //----------------------------------------------------------------- | |
2462 | ||
fe4da5cc | 2463 | fSens = sens; |
2464 | } | |
2b06d5c3 | 2465 | |
4b0fdcad | 2466 | |
73042f01 | 2467 | void AliTPC::SetSide(Float_t side=0.) |
4b0fdcad | 2468 | { |
73042f01 | 2469 | // choice of the TPC side |
2470 | ||
4b0fdcad | 2471 | fSide = side; |
2472 | ||
2473 | } | |
1283eee5 | 2474 | //____________________________________________________________________________ |
2475 | void AliTPC::SetGasMixt(Int_t nc,Int_t c1,Int_t c2,Int_t c3,Float_t p1, | |
2476 | Float_t p2,Float_t p3) | |
2477 | { | |
fe4da5cc | 2478 | |
73042f01 | 2479 | // gax mixture definition |
2480 | ||
1283eee5 | 2481 | fNoComp = nc; |
2482 | ||
2483 | fMixtComp[0]=c1; | |
2484 | fMixtComp[1]=c2; | |
2485 | fMixtComp[2]=c3; | |
2486 | ||
2487 | fMixtProp[0]=p1; | |
2488 | fMixtProp[1]=p2; | |
2489 | fMixtProp[2]=p3; | |
2490 | ||
2491 | ||
cc80f89e | 2492 | } |
2493 | //_____________________________________________________________________________ | |
2494 | ||
2495 | void AliTPC::TransportElectron(Float_t *xyz, Int_t *index) | |
2496 | { | |
2497 | // | |
2498 | // electron transport taking into account: | |
2499 | // 1. diffusion, | |
2500 | // 2.ExB at the wires | |
2501 | // 3. nonisochronity | |
2502 | // | |
2503 | // xyz and index must be already transformed to system 1 | |
2504 | // | |
2505 | ||
2506 | fTPCParam->Transform1to2(xyz,index); | |
2507 | ||
2508 | //add diffusion | |
2509 | Float_t driftl=xyz[2]; | |
2510 | if(driftl<0.01) driftl=0.01; | |
2511 | driftl=TMath::Sqrt(driftl); | |
73042f01 | 2512 | Float_t sigT = driftl*(fTPCParam->GetDiffT()); |
2513 | Float_t sigL = driftl*(fTPCParam->GetDiffL()); | |
2514 | xyz[0]=gRandom->Gaus(xyz[0],sigT); | |
2515 | xyz[1]=gRandom->Gaus(xyz[1],sigT); | |
2516 | xyz[2]=gRandom->Gaus(xyz[2],sigL); | |
cc80f89e | 2517 | |
2518 | // ExB | |
2519 | ||
2520 | if (fTPCParam->GetMWPCReadout()==kTRUE){ | |
b584c7dd | 2521 | Float_t dx = fTPCParam->Transform2to2NearestWire(xyz,index); |
cc80f89e | 2522 | xyz[1]+=dx*(fTPCParam->GetOmegaTau()); |
2523 | } | |
b584c7dd | 2524 | //add nonisochronity (not implemented yet) |
1283eee5 | 2525 | } |
fe4da5cc | 2526 | |
fe4da5cc | 2527 | ClassImp(AliTPCdigit) |
2528 | ||
2529 | //_____________________________________________________________________________ | |
2530 | AliTPCdigit::AliTPCdigit(Int_t *tracks, Int_t *digits): | |
2531 | AliDigit(tracks) | |
2532 | { | |
2533 | // | |
2534 | // Creates a TPC digit object | |
2535 | // | |
2536 | fSector = digits[0]; | |
2537 | fPadRow = digits[1]; | |
2538 | fPad = digits[2]; | |
2539 | fTime = digits[3]; | |
2540 | fSignal = digits[4]; | |
2541 | } | |
2542 | ||
2543 | ||
2544 | ClassImp(AliTPChit) | |
2545 | ||
2546 | //_____________________________________________________________________________ | |
2547 | AliTPChit::AliTPChit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits): | |
2548 | AliHit(shunt,track) | |
2549 | { | |
2550 | // | |
2551 | // Creates a TPC hit object | |
2552 | // | |
2553 | fSector = vol[0]; | |
2554 | fPadRow = vol[1]; | |
2555 | fX = hits[0]; | |
2556 | fY = hits[1]; | |
2557 | fZ = hits[2]; | |
2558 | fQ = hits[3]; | |
2559 | } | |
2560 | ||
39c8eb58 | 2561 | //________________________________________________________________________ |
792bb11c | 2562 | // Additional code because of the AliTPCTrackHitsV2 |
39c8eb58 | 2563 | |
176aff27 | 2564 | void AliTPC::MakeBranch2(Option_t *option,const char */*file*/) |
39c8eb58 | 2565 | { |
2566 | // | |
2567 | // Create a new branch in the current Root Tree | |
2568 | // The branch of fHits is automatically split | |
2569 | // MI change 14.09.2000 | |
88cb7938 | 2570 | if(GetDebug()) Info("MakeBranch2",""); |
792bb11c | 2571 | if (fHitType<2) return; |
39c8eb58 | 2572 | char branchname[10]; |
2573 | sprintf(branchname,"%s2",GetName()); | |
2574 | // | |
2575 | // Get the pointer to the header | |
5cf7bbad | 2576 | const char *cH = strstr(option,"H"); |
39c8eb58 | 2577 | // |
88cb7938 | 2578 | if (fTrackHits && TreeH() && cH && fHitType&4) |
2579 | { | |
2580 | if(GetDebug()) Info("MakeBranch2","Making branch for Type 4 Hits"); | |
2581 | TreeH()->Branch(branchname,"AliTPCTrackHitsV2",&fTrackHits,fBufferSize,99); | |
2582 | } | |
792bb11c | 2583 | |
88cb7938 | 2584 | if (fTrackHitsOld && TreeH() && cH && fHitType&2) |
2585 | { | |
2586 | if(GetDebug()) Info("MakeBranch2","Making branch for Type 2 Hits"); | |
792bb11c | 2587 | AliObjectBranch * branch = new AliObjectBranch(branchname,"AliTPCTrackHits",&fTrackHitsOld, |
88cb7938 | 2588 | TreeH(),fBufferSize,99); |
2589 | TreeH()->GetListOfBranches()->Add(branch); | |
2590 | } | |
39c8eb58 | 2591 | } |
2592 | ||
2593 | void AliTPC::SetTreeAddress() | |
2594 | { | |
88cb7938 | 2595 | //Sets tree address for hits |
2596 | if (fHitType<=1) | |
2597 | { | |
2598 | if (fHits == 0x0 ) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03 | |
2599 | AliDetector::SetTreeAddress(); | |
2600 | } | |
792bb11c | 2601 | if (fHitType>1) SetTreeAddress2(); |
39c8eb58 | 2602 | } |
2603 | ||
2604 | void AliTPC::SetTreeAddress2() | |
2605 | { | |
2606 | // | |
2607 | // Set branch address for the TrackHits Tree | |
2608 | // | |
88cb7938 | 2609 | if(GetDebug()) Info("SetTreeAddress2",""); |
2610 | ||
39c8eb58 | 2611 | TBranch *branch; |
2612 | char branchname[20]; | |
2613 | sprintf(branchname,"%s2",GetName()); | |
2614 | // | |
2615 | // Branch address for hit tree | |
88cb7938 | 2616 | TTree *treeH = TreeH(); |
792bb11c | 2617 | if ((treeH)&&(fHitType&4)) { |
39c8eb58 | 2618 | branch = treeH->GetBranch(branchname); |
88cb7938 | 2619 | if (branch) |
2620 | { | |
2621 | branch->SetAddress(&fTrackHits); | |
f2a509af | 2622 | if (GetDebug()) Info("SetTreeAddress2","fHitType&4 Setting"); |
88cb7938 | 2623 | } |
f2a509af | 2624 | else |
2625 | if (GetDebug()) Info("SetTreeAddress2","fHitType&4 Failed (can not find branch)"); | |
2626 | ||
39c8eb58 | 2627 | } |
792bb11c | 2628 | if ((treeH)&&(fHitType&2)) { |
2629 | branch = treeH->GetBranch(branchname); | |
88cb7938 | 2630 | if (branch) |
2631 | { | |
2632 | branch->SetAddress(&fTrackHitsOld); | |
f2a509af | 2633 | if (GetDebug()) Info("SetTreeAddress2","fHitType&2 Setting"); |
88cb7938 | 2634 | } |
f2a509af | 2635 | else if (GetDebug()) |
2636 | Info("SetTreeAddress2","fHitType&2 Failed (can not find branch)"); | |
792bb11c | 2637 | } |
b6e0d3fe | 2638 | //set address to TREETR |
88cb7938 | 2639 | |
2640 | TTree *treeTR = TreeTR(); | |
b6e0d3fe | 2641 | if (treeTR && fTrackReferences) { |
2642 | branch = treeTR->GetBranch(GetName()); | |
2643 | if (branch) branch->SetAddress(&fTrackReferences); | |
2644 | } | |
2645 | ||
39c8eb58 | 2646 | } |
2647 | ||
2648 | void AliTPC::FinishPrimary() | |
2649 | { | |
792bb11c | 2650 | if (fTrackHits &&fHitType&4) fTrackHits->FlushHitStack(); |
2651 | if (fTrackHitsOld && fHitType&2) fTrackHitsOld->FlushHitStack(); | |
39c8eb58 | 2652 | } |
2653 | ||
2654 | ||
2655 | void AliTPC::AddHit2(Int_t track, Int_t *vol, Float_t *hits) | |
2656 | { | |
2657 | // | |
2658 | // add hit to the list | |
39c8eb58 | 2659 | Int_t rtrack; |
2660 | if (fIshunt) { | |
5d12ce38 | 2661 | int primary = gAlice->GetMCApp()->GetPrimary(track); |
2662 | gAlice->GetMCApp()->Particle(primary)->SetBit(kKeepBit); | |
39c8eb58 | 2663 | rtrack=primary; |
2664 | } else { | |
2665 | rtrack=track; | |
5d12ce38 | 2666 | gAlice->GetMCApp()->FlagTrack(track); |
39c8eb58 | 2667 | } |
2668 | //AliTPChit *hit = (AliTPChit*)fHits->UncheckedAt(fNhits-1); | |
2669 | //if (hit->fTrack!=rtrack) | |
2670 | // cout<<"bad track number\n"; | |
792bb11c | 2671 | if (fTrackHits && fHitType&4) |
39c8eb58 | 2672 | fTrackHits->AddHitKartez(vol[0],rtrack, hits[0], |
88cb7938 | 2673 | hits[1],hits[2],(Int_t)hits[3]); |
792bb11c | 2674 | if (fTrackHitsOld &&fHitType&2 ) |
2675 | fTrackHitsOld->AddHitKartez(vol[0],rtrack, hits[0], | |
88cb7938 | 2676 | hits[1],hits[2],(Int_t)hits[3]); |
792bb11c | 2677 | |
39c8eb58 | 2678 | } |
2679 | ||
2680 | void AliTPC::ResetHits() | |
88cb7938 | 2681 | { |
39c8eb58 | 2682 | if (fHitType&1) AliDetector::ResetHits(); |
792bb11c | 2683 | if (fHitType>1) ResetHits2(); |
39c8eb58 | 2684 | } |
2685 | ||
2686 | void AliTPC::ResetHits2() | |
2687 | { | |
2688 | // | |
2689 | //reset hits | |
792bb11c | 2690 | if (fTrackHits && fHitType&4) fTrackHits->Clear(); |
2691 | if (fTrackHitsOld && fHitType&2) fTrackHitsOld->Clear(); | |
2692 | ||
39c8eb58 | 2693 | } |
2694 | ||
2695 | AliHit* AliTPC::FirstHit(Int_t track) | |
2696 | { | |
792bb11c | 2697 | if (fHitType>1) return FirstHit2(track); |
39c8eb58 | 2698 | return AliDetector::FirstHit(track); |
2699 | } | |
2700 | AliHit* AliTPC::NextHit() | |
2701 | { | |
9bdd974b | 2702 | // |
2703 | // gets next hit | |
2704 | // | |
792bb11c | 2705 | if (fHitType>1) return NextHit2(); |
2706 | ||
39c8eb58 | 2707 | return AliDetector::NextHit(); |
2708 | } | |
2709 | ||
2710 | AliHit* AliTPC::FirstHit2(Int_t track) | |
2711 | { | |
2712 | // | |
2713 | // Initialise the hit iterator | |
2714 | // Return the address of the first hit for track | |
2715 | // If track>=0 the track is read from disk | |
2716 | // while if track<0 the first hit of the current | |
2717 | // track is returned | |
2718 | // | |
2719 | if(track>=0) { | |
2720 | gAlice->ResetHits(); | |
88cb7938 | 2721 | TreeH()->GetEvent(track); |
39c8eb58 | 2722 | } |
2723 | // | |
792bb11c | 2724 | if (fTrackHits && fHitType&4) { |
39c8eb58 | 2725 | fTrackHits->First(); |
2726 | return fTrackHits->GetHit(); | |
2727 | } | |
792bb11c | 2728 | if (fTrackHitsOld && fHitType&2) { |
2729 | fTrackHitsOld->First(); | |
2730 | return fTrackHitsOld->GetHit(); | |
2731 | } | |
2732 | ||
39c8eb58 | 2733 | else return 0; |
2734 | } | |
2735 | ||
2736 | AliHit* AliTPC::NextHit2() | |
2737 | { | |
2738 | // | |
2739 | //Return the next hit for the current track | |
2740 | ||
792bb11c | 2741 | |
2742 | if (fTrackHitsOld && fHitType&2) { | |
2743 | fTrackHitsOld->Next(); | |
2744 | return fTrackHitsOld->GetHit(); | |
2745 | } | |
39c8eb58 | 2746 | if (fTrackHits) { |
2747 | fTrackHits->Next(); | |
2748 | return fTrackHits->GetHit(); | |
2749 | } | |
2750 | else | |
2751 | return 0; | |
2752 | } | |
2753 | ||
2754 | void AliTPC::LoadPoints(Int_t) | |
2755 | { | |
2756 | // | |
2757 | Int_t a = 0; | |
f2e8b846 | 2758 | /* if(fHitType==1) return AliDetector::LoadPoints(a); |
39c8eb58 | 2759 | LoadPoints2(a); |
f2e8b846 | 2760 | */ |
2761 | if(fHitType==1) AliDetector::LoadPoints(a); | |
2762 | else LoadPoints2(a); | |
2763 | ||
39c8eb58 | 2764 | // LoadPoints3(a); |
2765 | ||
2766 | } | |
2767 | ||
2768 | ||
2769 | void AliTPC::RemapTrackHitIDs(Int_t *map) | |
2770 | { | |
9bdd974b | 2771 | // |
2772 | // remapping | |
2773 | // | |
39c8eb58 | 2774 | if (!fTrackHits) return; |
39c8eb58 | 2775 | |
792bb11c | 2776 | if (fTrackHitsOld && fHitType&2){ |
2777 | AliObjectArray * arr = fTrackHitsOld->fTrackHitsInfo; | |
2778 | for (UInt_t i=0;i<arr->GetSize();i++){ | |
2779 | AliTrackHitsInfo * info = (AliTrackHitsInfo *)(arr->At(i)); | |
2780 | info->fTrackID = map[info->fTrackID]; | |
2781 | } | |
2782 | } | |
2783 | if (fTrackHitsOld && fHitType&4){ | |
2784 | TClonesArray * arr = fTrackHits->GetArray();; | |
2785 | for (Int_t i=0;i<arr->GetEntriesFast();i++){ | |
2786 | AliTrackHitsParamV2 * info = (AliTrackHitsParamV2 *)(arr->At(i)); | |
2787 | info->fTrackID = map[info->fTrackID]; | |
2788 | } | |
2789 | } | |
39c8eb58 | 2790 | } |
2791 | ||
792bb11c | 2792 | Bool_t AliTPC::TrackInVolume(Int_t id,Int_t track) |
2793 | { | |
2794 | //return bool information - is track in given volume | |
2795 | //load only part of the track information | |
2796 | //return true if current track is in volume | |
2797 | // | |
2798 | // return kTRUE; | |
2799 | if (fTrackHitsOld && fHitType&2) { | |
88cb7938 | 2800 | TBranch * br = TreeH()->GetBranch("fTrackHitsInfo"); |
792bb11c | 2801 | br->GetEvent(track); |
2802 | AliObjectArray * ar = fTrackHitsOld->fTrackHitsInfo; | |
2803 | for (UInt_t j=0;j<ar->GetSize();j++){ | |
2804 | if ( ((AliTrackHitsInfo*)ar->At(j))->fVolumeID==id) return kTRUE; | |
2805 | } | |
2806 | } | |
2807 | ||
2808 | if (fTrackHits && fHitType&4) { | |
88cb7938 | 2809 | TBranch * br1 = TreeH()->GetBranch("fVolumes"); |
2810 | TBranch * br2 = TreeH()->GetBranch("fNVolumes"); | |
792bb11c | 2811 | br2->GetEvent(track); |
2812 | br1->GetEvent(track); | |
2813 | Int_t *volumes = fTrackHits->GetVolumes(); | |
2814 | Int_t nvolumes = fTrackHits->GetNVolumes(); | |
2815 | if (!volumes && nvolumes>0) { | |
2816 | printf("Problematic track\t%d\t%d",track,nvolumes); | |
2817 | return kFALSE; | |
2818 | } | |
2819 | for (Int_t j=0;j<nvolumes; j++) | |
2820 | if (volumes[j]==id) return kTRUE; | |
2821 | } | |
2822 | ||
2823 | if (fHitType&1) { | |
88cb7938 | 2824 | TBranch * br = TreeH()->GetBranch("fSector"); |
792bb11c | 2825 | br->GetEvent(track); |
2826 | for (Int_t j=0;j<fHits->GetEntriesFast();j++){ | |
2827 | if ( ((AliTPChit*)fHits->At(j))->fSector==id) return kTRUE; | |
2828 | } | |
2829 | } | |
2830 | return kFALSE; | |
2831 | ||
2832 | } | |
39c8eb58 | 2833 | |
2834 | //_____________________________________________________________________________ | |
2835 | void AliTPC::LoadPoints2(Int_t) | |
2836 | { | |
2837 | // | |
2838 | // Store x, y, z of all hits in memory | |
2839 | // | |
792bb11c | 2840 | if (fTrackHits == 0 && fTrackHitsOld==0) return; |
39c8eb58 | 2841 | // |
792bb11c | 2842 | Int_t nhits =0; |
2843 | if (fHitType&4) nhits = fTrackHits->GetEntriesFast(); | |
2844 | if (fHitType&2) nhits = fTrackHitsOld->GetEntriesFast(); | |
2845 | ||
39c8eb58 | 2846 | if (nhits == 0) return; |
5d12ce38 | 2847 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); |
39c8eb58 | 2848 | if (fPoints == 0) fPoints = new TObjArray(tracks); |
2849 | AliHit *ahit; | |
2850 | // | |
2851 | Int_t *ntrk=new Int_t[tracks]; | |
2852 | Int_t *limi=new Int_t[tracks]; | |
2853 | Float_t **coor=new Float_t*[tracks]; | |
2854 | for(Int_t i=0;i<tracks;i++) { | |
2855 | ntrk[i]=0; | |
2856 | coor[i]=0; | |
2857 | limi[i]=0; | |
2858 | } | |
2859 | // | |
2860 | AliPoints *points = 0; | |
2861 | Float_t *fp=0; | |
2862 | Int_t trk; | |
2863 | Int_t chunk=nhits/4+1; | |
2864 | // | |
2865 | // Loop over all the hits and store their position | |
2866 | // | |
2867 | ahit = FirstHit2(-1); | |
39c8eb58 | 2868 | while (ahit){ |
39c8eb58 | 2869 | trk=ahit->GetTrack(); |
2870 | if(ntrk[trk]==limi[trk]) { | |
2871 | // | |
2872 | // Initialise a new track | |
2873 | fp=new Float_t[3*(limi[trk]+chunk)]; | |
2874 | if(coor[trk]) { | |
2875 | memcpy(fp,coor[trk],sizeof(Float_t)*3*limi[trk]); | |
2876 | delete [] coor[trk]; | |
2877 | } | |
2878 | limi[trk]+=chunk; | |
2879 | coor[trk] = fp; | |
2880 | } else { | |
2881 | fp = coor[trk]; | |
2882 | } | |
2883 | fp[3*ntrk[trk] ] = ahit->X(); | |
2884 | fp[3*ntrk[trk]+1] = ahit->Y(); | |
2885 | fp[3*ntrk[trk]+2] = ahit->Z(); | |
2886 | ntrk[trk]++; | |
2887 | ahit = NextHit2(); | |
2888 | } | |
792bb11c | 2889 | |
2890 | ||
2891 | ||
39c8eb58 | 2892 | // |
2893 | for(trk=0; trk<tracks; ++trk) { | |
2894 | if(ntrk[trk]) { | |
2895 | points = new AliPoints(); | |
2896 | points->SetMarkerColor(GetMarkerColor()); | |
2897 | points->SetMarkerSize(GetMarkerSize()); | |
2898 | points->SetDetector(this); | |
2899 | points->SetParticle(trk); | |
2900 | points->SetPolyMarker(ntrk[trk],coor[trk],GetMarkerStyle()); | |
2901 | fPoints->AddAt(points,trk); | |
2902 | delete [] coor[trk]; | |
2903 | coor[trk]=0; | |
2904 | } | |
2905 | } | |
2906 | delete [] coor; | |
2907 | delete [] ntrk; | |
2908 | delete [] limi; | |
2909 | } | |
2910 | ||
2911 | ||
2912 | //_____________________________________________________________________________ | |
2913 | void AliTPC::LoadPoints3(Int_t) | |
2914 | { | |
2915 | // | |
2916 | // Store x, y, z of all hits in memory | |
2917 | // - only intersection point with pad row | |
2918 | if (fTrackHits == 0) return; | |
2919 | // | |
2920 | Int_t nhits = fTrackHits->GetEntriesFast(); | |
2921 | if (nhits == 0) return; | |
5d12ce38 | 2922 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); |
39c8eb58 | 2923 | if (fPoints == 0) fPoints = new TObjArray(2*tracks); |
2924 | fPoints->Expand(2*tracks); | |
2925 | AliHit *ahit; | |
2926 | // | |
2927 | Int_t *ntrk=new Int_t[tracks]; | |
2928 | Int_t *limi=new Int_t[tracks]; | |
2929 | Float_t **coor=new Float_t*[tracks]; | |
2930 | for(Int_t i=0;i<tracks;i++) { | |
2931 | ntrk[i]=0; | |
2932 | coor[i]=0; | |
2933 | limi[i]=0; | |
2934 | } | |
2935 | // | |
2936 | AliPoints *points = 0; | |
2937 | Float_t *fp=0; | |
2938 | Int_t trk; | |
2939 | Int_t chunk=nhits/4+1; | |
2940 | // | |
2941 | // Loop over all the hits and store their position | |
2942 | // | |
2943 | ahit = FirstHit2(-1); | |
2944 | //for (Int_t hit=0;hit<nhits;hit++) { | |
2945 | ||
2946 | Int_t lastrow = -1; | |
2947 | while (ahit){ | |
2948 | // ahit = (AliHit*)fHits->UncheckedAt(hit); | |
2949 | trk=ahit->GetTrack(); | |
2950 | Float_t x[3]={ahit->X(),ahit->Y(),ahit->Z()}; | |
2951 | Int_t index[3]={1,((AliTPChit*)ahit)->fSector,0}; | |
2952 | Int_t currentrow = fTPCParam->GetPadRow(x,index) ; | |
2953 | if (currentrow!=lastrow){ | |
2954 | lastrow = currentrow; | |
2955 | //later calculate intersection point | |
2956 | if(ntrk[trk]==limi[trk]) { | |
2957 | // | |
2958 | // Initialise a new track | |
2959 | fp=new Float_t[3*(limi[trk]+chunk)]; | |
2960 | if(coor[trk]) { | |
2961 | memcpy(fp,coor[trk],sizeof(Float_t)*3*limi[trk]); | |
2962 | delete [] coor[trk]; | |
2963 | } | |
2964 | limi[trk]+=chunk; | |
2965 | coor[trk] = fp; | |
2966 | } else { | |
2967 | fp = coor[trk]; | |
2968 | } | |
2969 | fp[3*ntrk[trk] ] = ahit->X(); | |
2970 | fp[3*ntrk[trk]+1] = ahit->Y(); | |
2971 | fp[3*ntrk[trk]+2] = ahit->Z(); | |
2972 | ntrk[trk]++; | |
2973 | } | |
2974 | ahit = NextHit2(); | |
2975 | } | |
2976 | ||
2977 | // | |
2978 | for(trk=0; trk<tracks; ++trk) { | |
2979 | if(ntrk[trk]) { | |
2980 | points = new AliPoints(); | |
2981 | points->SetMarkerColor(GetMarkerColor()+1); | |
2982 | points->SetMarkerStyle(5); | |
2983 | points->SetMarkerSize(0.2); | |
2984 | points->SetDetector(this); | |
2985 | points->SetParticle(trk); | |
2986 | // points->SetPolyMarker(ntrk[trk],coor[trk],GetMarkerStyle()20); | |
2987 | points->SetPolyMarker(ntrk[trk],coor[trk],30); | |
2988 | fPoints->AddAt(points,tracks+trk); | |
2989 | delete [] coor[trk]; | |
2990 | coor[trk]=0; | |
2991 | } | |
2992 | } | |
2993 | delete [] coor; | |
2994 | delete [] ntrk; | |
2995 | delete [] limi; | |
2996 | } | |
2997 | ||
2998 | ||
2999 | ||
176aff27 | 3000 | void AliTPC::FindTrackHitsIntersection(TClonesArray * /*arr*/) |
39c8eb58 | 3001 | { |
3002 | ||
3003 | // | |
3004 | //fill clones array with intersection of current point with the | |
3005 | //middle of the row | |
3006 | Int_t sector; | |
3007 | Int_t ipart; | |
3008 | ||
3009 | const Int_t kcmaxhits=30000; | |
de61d5d5 | 3010 | AliTPCFastVector * xxxx = new AliTPCFastVector(kcmaxhits*4); |
3011 | AliTPCFastVector & xxx = *xxxx; | |
39c8eb58 | 3012 | Int_t maxhits = kcmaxhits; |
3013 | ||
3014 | // | |
3015 | AliTPChit * tpcHit=0; | |
3016 | tpcHit = (AliTPChit*)FirstHit2(-1); | |
3017 | Int_t currentIndex=0; | |
3018 | Int_t lastrow=-1; //last writen row | |
3019 | ||
3020 | while (tpcHit){ | |
3021 | if (tpcHit==0) continue; | |
3022 | sector=tpcHit->fSector; // sector number | |
3023 | ipart=tpcHit->Track(); | |
3024 | ||
3025 | //find row number | |
3026 | ||
3027 | Float_t x[3]={tpcHit->X(),tpcHit->Y(),tpcHit->Z()}; | |
3028 | Int_t index[3]={1,sector,0}; | |
3029 | Int_t currentrow = fTPCParam->GetPadRow(x,index) ; | |
3030 | if (currentrow<0) continue; | |
3031 | if (lastrow<0) lastrow=currentrow; | |
3032 | if (currentrow==lastrow){ | |
3033 | if ( currentIndex>=maxhits){ | |
3034 | maxhits+=kcmaxhits; | |
3035 | xxx.ResizeTo(4*maxhits); | |
3036 | } | |
3037 | xxx(currentIndex*4)=x[0]; | |
3038 | xxx(currentIndex*4+1)=x[1]; | |
3039 | xxx(currentIndex*4+2)=x[2]; | |
3040 | xxx(currentIndex*4+3)=tpcHit->fQ; | |
3041 | currentIndex++; | |
3042 | } | |
3043 | else | |
3044 | if (currentIndex>2){ | |
3045 | Float_t sumx=0; | |
3046 | Float_t sumx2=0; | |
3047 | Float_t sumx3=0; | |
3048 | Float_t sumx4=0; | |
3049 | Float_t sumy=0; | |
3050 | Float_t sumxy=0; | |
3051 | Float_t sumx2y=0; | |
3052 | Float_t sumz=0; | |
3053 | Float_t sumxz=0; | |
3054 | Float_t sumx2z=0; | |
3055 | Float_t sumq=0; | |
3056 | for (Int_t index=0;index<currentIndex;index++){ | |
3057 | Float_t x,x2,x3,x4; | |
3058 | x=x2=x3=x4=xxx(index*4); | |
3059 | x2*=x; | |
3060 | x3*=x2; | |
3061 | x4*=x3; | |
3062 | sumx+=x; | |
3063 | sumx2+=x2; | |
3064 | sumx3+=x3; | |
3065 | sumx4+=x4; | |
3066 | sumy+=xxx(index*4+1); | |
3067 | sumxy+=xxx(index*4+1)*x; | |
3068 | sumx2y+=xxx(index*4+1)*x2; | |
3069 | sumz+=xxx(index*4+2); | |
3070 | sumxz+=xxx(index*4+2)*x; | |
3071 | sumx2z+=xxx(index*4+2)*x2; | |
3072 | sumq+=xxx(index*4+3); | |
3073 | } | |
3074 | Float_t centralPad = (fTPCParam->GetNPads(sector,lastrow)-1)/2; | |
3075 | Float_t det=currentIndex*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumx*sumx4-sumx2*sumx3)+ | |
3076 | sumx2*(sumx*sumx3-sumx2*sumx2); | |
3077 | ||
3078 | Float_t detay=sumy*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxy*sumx4-sumx2y*sumx3)+ | |
3079 | sumx2*(sumxy*sumx3-sumx2y*sumx2); | |
3080 | Float_t detaz=sumz*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxz*sumx4-sumx2z*sumx3)+ | |
3081 | sumx2*(sumxz*sumx3-sumx2z*sumx2); | |
3082 | ||
3083 | Float_t detby=currentIndex*(sumxy*sumx4-sumx2y*sumx3)-sumy*(sumx*sumx4-sumx2*sumx3)+ | |
3084 | sumx2*(sumx*sumx2y-sumx2*sumxy); | |
3085 | Float_t detbz=currentIndex*(sumxz*sumx4-sumx2z*sumx3)-sumz*(sumx*sumx4-sumx2*sumx3)+ | |
3086 | sumx2*(sumx*sumx2z-sumx2*sumxz); | |
3087 | ||
3088 | Float_t y=detay/det+centralPad; | |
3089 | Float_t z=detaz/det; | |
3090 | Float_t by=detby/det; //y angle | |
3091 | Float_t bz=detbz/det; //z angle | |
3092 | sumy/=Float_t(currentIndex); | |
3093 | sumz/=Float_t(currentIndex); | |
3094 | ||
3095 | AliComplexCluster cl; | |
3096 | cl.fX=z; | |
3097 | cl.fY=y; | |
3098 | cl.fQ=sumq; | |
3099 | cl.fSigmaX2=bz; | |
3100 | cl.fSigmaY2=by; | |
3101 | cl.fTracks[0]=ipart; | |
3102 | ||
3103 | AliTPCClustersRow * row = (fClustersArray->GetRow(sector,lastrow)); | |
3104 | if (row!=0) row->InsertCluster(&cl); | |
3105 | currentIndex=0; | |
3106 | lastrow=currentrow; | |
3107 | } //end of calculating cluster for given row | |
3108 | ||
3109 | } // end of loop over hits | |
3110 | xxxx->Delete(); | |
39c8eb58 | 3111 | |
3112 | } | |
afc42102 | 3113 | //_______________________________________________________________________________ |
a62d28a2 | 3114 | void AliTPC::Digits2Reco(Int_t firstevent,Int_t lastevent) |
afc42102 | 3115 | { |
a62d28a2 | 3116 | // produces rec points from digits and writes them on the root file |
3117 | // AliTPCclusters.root | |
3118 | ||
3119 | TDirectory *cwd = gDirectory; | |
3120 | ||
3121 | ||
7a09f434 | 3122 | AliTPCParamSR *dig=(AliTPCParamSR *)gDirectory->Get("75x40_100x60"); |
3123 | if(dig){ | |
3124 | printf("You are running 2 pad-length geom hits with 3 pad-length geom digits\n"); | |
3125 | delete dig; | |
3126 | dig = new AliTPCParamSR(); | |
3127 | } | |
3128 | else | |
3129 | { | |
3130 | dig=(AliTPCParamSR *)gDirectory->Get("75x40_100x60_150x60"); | |
3131 | } | |
3132 | if(!dig){ | |
3133 | printf("No TPC parameters found\n"); | |
3134 | exit(3); | |
3135 | } | |
3136 | ||
a62d28a2 | 3137 | SetParam(dig); |
3138 | cout<<"AliTPC::Digits2Reco: TPC parameteres have been set"<<endl; | |
3139 | TFile *out; | |
3140 | if(!gSystem->Getenv("CONFIG_FILE")){ | |
3141 | out=TFile::Open("AliTPCclusters.root","recreate"); | |
3142 | } | |
3143 | else { | |
3144 | const char *tmp1; | |
3145 | const char *tmp2; | |
3146 | char tmp3[80]; | |
3147 | tmp1=gSystem->Getenv("CONFIG_FILE_PREFIX"); | |
3148 | tmp2=gSystem->Getenv("CONFIG_OUTDIR"); | |
3149 | sprintf(tmp3,"%s%s/AliTPCclusters.root",tmp1,tmp2); | |
3150 | out=TFile::Open(tmp3,"recreate"); | |
3151 | } | |
3152 | ||
3153 | TStopwatch timer; | |
3154 | cout<<"AliTPC::Digits2Reco - determination of rec points begins"<<endl; | |
3155 | timer.Start(); | |
3156 | cwd->cd(); | |
3157 | for(Int_t iev=firstevent;iev<lastevent+1;iev++){ | |
3158 | ||
3159 | printf("Processing event %d\n",iev); | |
88cb7938 | 3160 | Digits2Clusters(iev); |
a62d28a2 | 3161 | } |
3162 | cout<<"AliTPC::Digits2Reco - determination of rec points ended"<<endl; | |
3163 | timer.Stop(); | |
3164 | timer.Print(); | |
3165 | out->Close(); | |
3166 | cwd->cd(); | |
3167 | ||
3168 | ||
afc42102 | 3169 | } |
42157e55 | 3170 | |
88cb7938 | 3171 | AliLoader* AliTPC::MakeLoader(const char* topfoldername) |
3172 | { | |
f2a509af | 3173 | //Makes TPC loader |
88cb7938 | 3174 | fLoader = new AliTPCLoader(GetName(),topfoldername); |
88cb7938 | 3175 | return fLoader; |
3176 | } | |
3177 | ||
42157e55 | 3178 | //////////////////////////////////////////////////////////////////////// |
3179 | AliTPCParam* AliTPC::LoadTPCParam(TFile *file) { | |
3180 | // | |
3181 | // load TPC paarmeters from a given file or create new if the object | |
3182 | // is not found there | |
88cb7938 | 3183 | // 12/05/2003 This method should be moved to the AliTPCLoader |
3184 | // and one has to decide where to store the TPC parameters | |
3185 | // M.Kowalski | |
42157e55 | 3186 | char paramName[50]; |
3187 | sprintf(paramName,"75x40_100x60_150x60"); | |
3188 | AliTPCParam *paramTPC=(AliTPCParam*)file->Get(paramName); | |
3189 | if (paramTPC) { | |
3190 | cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
3191 | } else { | |
3192 | cerr<<"TPC parameters not found. Create new (they may be incorrect)." | |
3193 | <<endl; | |
3194 | paramTPC = new AliTPCParamSR; | |
3195 | } | |
3196 | return paramTPC; | |
3197 | ||
3198 | // the older version of parameters can be accessed with this code. | |
3199 | // In some cases, we have old parameters saved in the file but | |
3200 | // digits were created with new parameters, it can be distinguish | |
3201 | // by the name of TPC TreeD. The code here is just for the case | |
3202 | // we would need to compare with old data, uncomment it if needed. | |
3203 | // | |
3204 | // char paramName[50]; | |
3205 | // sprintf(paramName,"75x40_100x60"); | |
3206 | // AliTPCParam *paramTPC=(AliTPCParam*)in->Get(paramName); | |
3207 | // if (paramTPC) { | |
3208 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
3209 | // } else { | |
3210 | // sprintf(paramName,"75x40_100x60_150x60"); | |
3211 | // paramTPC=(AliTPCParam*)in->Get(paramName); | |
3212 | // if (paramTPC) { | |
3213 | // cout<<"TPC parameters "<<paramName<<" found."<<endl; | |
3214 | // } else { | |
3215 | // cerr<<"TPC parameters not found. Create new (they may be incorrect)." | |
3216 | // <<endl; | |
3217 | // paramTPC = new AliTPCParamSR; | |
3218 | // } | |
3219 | // } | |
3220 | // return paramTPC; | |
3221 | ||
3222 | } | |
3223 | ||
85a5290f | 3224 | |
3225 | //____________________________________________________________________________ | |
7138dcae | 3226 | Double_t SigmaY2(Double_t r, Double_t tgl, Double_t pt) |
3227 | { | |
3228 | // | |
85a5290f | 3229 | // Parametrised error of the cluster reconstruction (pad direction) |
7138dcae | 3230 | // |
3231 | // Sigma rphi | |
3232 | const Float_t kArphi=0.41818e-2; | |
3233 | const Float_t kBrphi=0.17460e-4; | |
3234 | const Float_t kCrphi=0.30993e-2; | |
3235 | const Float_t kDrphi=0.41061e-3; | |
85a5290f | 3236 | |
7138dcae | 3237 | pt=TMath::Abs(pt)*1000.; |
3238 | Double_t x=r/pt; | |
3239 | tgl=TMath::Abs(tgl); | |
3240 | Double_t s=kArphi - kBrphi*r*tgl + kCrphi*x*x + kDrphi*x; | |
3241 | if (s<0.4e-3) s=0.4e-3; | |
3242 | s*=1.3; //Iouri Belikov | |
3243 | ||
3244 | return s; | |
3245 | } | |
3246 | ||
85a5290f | 3247 | |
3248 | //____________________________________________________________________________ | |
3249 | Double_t SigmaZ2(Double_t r, Double_t tgl) | |
7138dcae | 3250 | { |
3251 | // | |
3252 | // Parametrised error of the cluster reconstruction (drift direction) | |
3253 | // | |
3254 | // Sigma z | |
3255 | const Float_t kAz=0.39614e-2; | |
3256 | const Float_t kBz=0.22443e-4; | |
3257 | const Float_t kCz=0.51504e-1; | |
85a5290f | 3258 | |
7138dcae | 3259 | |
3260 | tgl=TMath::Abs(tgl); | |
3261 | Double_t s=kAz - kBz*r*tgl + kCz*tgl*tgl; | |
3262 | if (s<0.4e-3) s=0.4e-3; | |
3263 | s*=1.3; //Iouri Belikov | |
3264 | ||
3265 | return s; | |
3266 | } | |
85a5290f | 3267 |