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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 | // Transition Radiation Detector // | |
21 | // This class contains the basic functions for the Transition Radiation // | |
6f1e466d | 22 | // Detector. // |
fe4da5cc | 23 | // // |
24 | /////////////////////////////////////////////////////////////////////////////// | |
25 | ||
5c7f4665 | 26 | #include <stdlib.h> |
a2cb5b3d | 27 | #include <Riostream.h> |
5c7f4665 | 28 | |
88cb7938 | 29 | #include <TFile.h> |
30 | #include <TGeometry.h> | |
31 | #include <TLorentzVector.h> | |
fe4da5cc | 32 | #include <TMath.h> |
fe4da5cc | 33 | #include <TNode.h> |
793ff80c | 34 | #include <TPGON.h> |
332e9569 | 35 | #include <TParticle.h> |
88cb7938 | 36 | #include <TROOT.h> |
37 | #include <TTree.h> | |
38 | #include <TVirtualMC.h> | |
39 | ||
d3f347ff | 40 | #include "AliConst.h" |
793ff80c | 41 | #include "AliDigit.h" |
88cb7938 | 42 | #include "AliLoader.h" |
793ff80c | 43 | #include "AliMagF.h" |
88cb7938 | 44 | #include "AliRun.h" |
793ff80c | 45 | #include "AliTRD.h" |
88cb7938 | 46 | #include "AliTRDcluster.h" |
793ff80c | 47 | #include "AliTRDdigit.h" |
851d3db9 | 48 | #include "AliTRDdigitizer.h" |
88cb7938 | 49 | #include "AliTRDdigitsManager.h" |
851d3db9 | 50 | #include "AliTRDgeometryFull.h" |
88cb7938 | 51 | #include "AliTRDgeometryHole.h" |
52 | #include "AliTRDhit.h" | |
53 | #include "AliTRDpoints.h" | |
851d3db9 | 54 | #include "AliTRDrecPoint.h" |
332e9569 | 55 | #include "AliTRDtrackHits.h" |
88cb7938 | 56 | #include "AliTrackReference.h" |
5d12ce38 | 57 | #include "AliMC.h" |
793ff80c | 58 | |
fe4da5cc | 59 | ClassImp(AliTRD) |
60 | ||
61 | //_____________________________________________________________________________ | |
62 | AliTRD::AliTRD() | |
63 | { | |
64 | // | |
65 | // Default constructor | |
66 | // | |
82bbf98a | 67 | |
6244debe | 68 | fIshunt = 0; |
69 | fGasMix = 0; | |
70 | fHits = 0; | |
71 | fDigits = 0; | |
5c7f4665 | 72 | |
6244debe | 73 | fRecPoints = 0; |
74 | fNRecPoints = 0; | |
5c7f4665 | 75 | |
6244debe | 76 | fGeometry = 0; |
82bbf98a | 77 | |
6244debe | 78 | fGasDensity = 0; |
79 | fFoilDensity = 0; | |
793ff80c | 80 | |
6244debe | 81 | fDrawTR = 0; |
332e9569 | 82 | fDisplayType = 0; |
83 | ||
84 | fTrackHits = 0; | |
85 | fHitType = 0; | |
6244debe | 86 | |
fe4da5cc | 87 | } |
88 | ||
89 | //_____________________________________________________________________________ | |
90 | AliTRD::AliTRD(const char *name, const char *title) | |
91 | : AliDetector(name,title) | |
92 | { | |
93 | // | |
94 | // Standard constructor for the TRD | |
95 | // | |
96 | ||
5c7f4665 | 97 | // Check that FRAME is there otherwise we have no place where to |
98 | // put TRD | |
8230f242 | 99 | AliModule* frame = gAlice->GetModule("FRAME"); |
100 | if (!frame) { | |
5c7f4665 | 101 | Error("Ctor","TRD needs FRAME to be present\n"); |
102 | exit(1); | |
103 | } | |
104 | ||
105 | // Define the TRD geometry according to the FRAME geometry | |
8230f242 | 106 | if (frame->IsVersion() == 0) { |
851d3db9 | 107 | // Geometry with hole |
108 | fGeometry = new AliTRDgeometryHole(); | |
109 | } | |
8230f242 | 110 | else if (frame->IsVersion() == 1) { |
851d3db9 | 111 | // Geometry without hole |
112 | fGeometry = new AliTRDgeometryFull(); | |
113 | } | |
114 | else { | |
115 | Error("Ctor","Could not find valid FRAME version\n"); | |
116 | exit(1); | |
117 | } | |
5c7f4665 | 118 | |
fe4da5cc | 119 | // Allocate the hit array |
f73816f5 | 120 | fHits = new TClonesArray("AliTRDhit" ,405); |
5d12ce38 | 121 | gAlice->GetMCApp()->AddHitList(fHits); |
99d5402e | 122 | |
123 | // Allocate the digits array | |
f73816f5 | 124 | fDigits = 0; |
5c7f4665 | 125 | |
851d3db9 | 126 | // Allocate the rec point array |
6244debe | 127 | fRecPoints = new TObjArray(400); |
128 | fNRecPoints = 0; | |
99d5402e | 129 | |
6244debe | 130 | fIshunt = 0; |
131 | fGasMix = 1; | |
793ff80c | 132 | |
6244debe | 133 | fGasDensity = 0; |
134 | fFoilDensity = 0; | |
793ff80c | 135 | |
6244debe | 136 | fDrawTR = 0; |
137 | fDisplayType = 0; | |
138 | ||
332e9569 | 139 | fTrackHits = 0; |
140 | fHitType = 2; | |
141 | ||
fe4da5cc | 142 | SetMarkerColor(kWhite); |
82bbf98a | 143 | |
fe4da5cc | 144 | } |
99d5402e | 145 | |
8230f242 | 146 | //_____________________________________________________________________________ |
73ae7b59 | 147 | AliTRD::AliTRD(const AliTRD &trd):AliDetector(trd) |
8230f242 | 148 | { |
149 | // | |
150 | // Copy constructor | |
151 | // | |
152 | ||
dd9a6ee3 | 153 | ((AliTRD &) trd).Copy(*this); |
8230f242 | 154 | |
155 | } | |
156 | ||
99d5402e | 157 | //_____________________________________________________________________________ |
158 | AliTRD::~AliTRD() | |
159 | { | |
160 | // | |
161 | // TRD destructor | |
162 | // | |
163 | ||
164 | fIshunt = 0; | |
165 | ||
abaf1f1d | 166 | if (fGeometry) { |
167 | delete fGeometry; | |
332e9569 | 168 | fGeometry = 0; |
abaf1f1d | 169 | } |
170 | if (fHits) { | |
171 | delete fHits; | |
332e9569 | 172 | fHits = 0; |
abaf1f1d | 173 | } |
174 | if (fRecPoints) { | |
175 | delete fRecPoints; | |
332e9569 | 176 | fRecPoints = 0; |
177 | } | |
178 | if (fTrackHits) { | |
179 | delete fTrackHits; | |
180 | fTrackHits = 0; | |
6244debe | 181 | } |
5c7f4665 | 182 | |
183 | } | |
184 | ||
185 | //_____________________________________________________________________________ | |
5443e65e | 186 | void AliTRD::AddCluster(Float_t *pos, Int_t det, Float_t amp |
187 | , Int_t *tracks, Float_t *sig, Int_t iType) | |
5c7f4665 | 188 | { |
189 | // | |
f73816f5 | 190 | // Add a cluster for the TRD |
851d3db9 | 191 | // |
793ff80c | 192 | |
f73816f5 | 193 | AliTRDcluster *c = new AliTRDcluster(); |
194 | ||
195 | c->SetDetector(det); | |
196 | c->AddTrackIndex(tracks); | |
f73816f5 | 197 | c->SetQ(amp); |
5443e65e | 198 | c->SetY(pos[0]); |
199 | c->SetZ(pos[1]); | |
200 | c->SetSigmaY2(sig[0]); | |
201 | c->SetSigmaZ2(sig[1]); | |
f73816f5 | 202 | c->SetLocalTimeBin(((Int_t) pos[2])); |
f73816f5 | 203 | |
db30bf0f | 204 | switch (iType) { |
205 | case 0: | |
206 | c->Set2pad(); | |
207 | break; | |
208 | case 1: | |
209 | c->Set3pad(); | |
210 | break; | |
211 | case 2: | |
212 | c->Set4pad(); | |
213 | break; | |
214 | case 3: | |
215 | c->Set5pad(); | |
216 | break; | |
217 | case 4: | |
218 | c->SetLarge(); | |
219 | break; | |
220 | }; | |
793ff80c | 221 | |
f73816f5 | 222 | fRecPoints->Add(c); |
6f1e466d | 223 | |
99d5402e | 224 | } |
6244debe | 225 | |
226 | //_____________________________________________________________________________ | |
227 | void AliTRD::Hits2Digits() | |
2ab0c725 | 228 | { |
229 | // | |
230 | // Create digits | |
231 | // | |
be385a87 | 232 | AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class"); |
233 | digitizer.SetDebug(GetDebug()); | |
88cb7938 | 234 | |
6244debe | 235 | // Initialization |
be385a87 | 236 | digitizer.InitDetector(); |
6244debe | 237 | |
85a5290f | 238 | if (!fLoader->TreeH()) fLoader->LoadHits("read"); |
239 | fLoader->LoadDigits("recreate"); | |
240 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
6244debe | 241 | |
85a5290f | 242 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { |
be385a87 | 243 | digitizer.Open(runLoader->GetFileName().Data(), iEvent); |
244 | digitizer.MakeDigits(); | |
245 | digitizer.WriteDigits(); | |
6244debe | 246 | } |
247 | ||
85a5290f | 248 | fLoader->UnloadHits(); |
249 | fLoader->UnloadDigits(); | |
6244debe | 250 | } |
251 | ||
252 | //_____________________________________________________________________________ | |
253 | void AliTRD::Hits2SDigits() | |
254 | { | |
255 | // | |
256 | // Create summable digits | |
257 | // | |
be385a87 | 258 | AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class"); |
6244debe | 259 | // For the summable digits |
be385a87 | 260 | digitizer.SetSDigits(kTRUE); |
261 | digitizer.SetDebug(GetDebug()); | |
6244debe | 262 | |
263 | // Initialization | |
be385a87 | 264 | digitizer.InitDetector(); |
2ab0c725 | 265 | |
85a5290f | 266 | if (!fLoader->TreeH()) fLoader->LoadHits("read"); |
267 | fLoader->LoadSDigits("recreate"); | |
268 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
6244debe | 269 | |
85a5290f | 270 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { |
be385a87 | 271 | digitizer.Open(runLoader->GetFileName().Data(), iEvent); |
272 | digitizer.MakeDigits(); | |
273 | digitizer.WriteDigits(); | |
85a5290f | 274 | } |
2ab0c725 | 275 | |
85a5290f | 276 | fLoader->UnloadHits(); |
277 | fLoader->UnloadSDigits(); | |
2ab0c725 | 278 | } |
6244debe | 279 | |
85a5290f | 280 | //_____________________________________________________________________________ |
c92eb8ad | 281 | AliDigitizer* AliTRD::CreateDigitizer(AliRunDigitizer* manager) const |
85a5290f | 282 | { |
283 | return new AliTRDdigitizer(manager); | |
6244debe | 284 | } |
285 | ||
286 | //_____________________________________________________________________________ | |
287 | void AliTRD::SDigits2Digits() | |
288 | { | |
289 | // | |
290 | // Create final digits from summable digits | |
291 | // | |
292 | ||
abaf1f1d | 293 | // Create the TRD digitizer |
be385a87 | 294 | AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class"); |
295 | digitizer.SetDebug(GetDebug()); | |
99d5402e | 296 | |
abaf1f1d | 297 | // Set the parameter |
be385a87 | 298 | digitizer.SetEvent(gAlice->GetEvNumber()); |
abaf1f1d | 299 | |
300 | // Initialization | |
be385a87 | 301 | digitizer.InitDetector(); |
abaf1f1d | 302 | |
303 | // Read the s-digits via digits manager | |
be385a87 | 304 | AliTRDdigitsManager sdigitsManager; |
88cb7938 | 305 | |
be385a87 | 306 | sdigitsManager.SetDebug(GetDebug()); |
307 | sdigitsManager.SetSDigits(kTRUE); | |
308 | sdigitsManager.CreateArrays(); | |
88cb7938 | 309 | |
310 | if (!fLoader->TreeS()) | |
311 | if (fLoader->LoadSDigits("read")) | |
312 | { | |
313 | Error("SDigits2Digits","Error while reading SDigits for event %d",gAlice->GetEvNumber()); | |
314 | return; | |
315 | } | |
316 | if (!fLoader->TreeS()) return; | |
317 | ||
be385a87 | 318 | sdigitsManager.ReadDigits(fLoader->TreeS()); |
abaf1f1d | 319 | |
320 | // Add the s-digits to the input list | |
be385a87 | 321 | digitizer.AddSDigitsManager(&sdigitsManager); |
99d5402e | 322 | |
abaf1f1d | 323 | // Convert the s-digits to normal digits |
be385a87 | 324 | digitizer.SDigits2Digits(); |
abaf1f1d | 325 | |
326 | // Store the digits | |
88cb7938 | 327 | if (!fLoader->TreeD()) fLoader->MakeTree("D"); |
be385a87 | 328 | if (digitizer.MakeBranch(fLoader->TreeD())){ |
329 | digitizer.WriteDigits(); | |
abaf1f1d | 330 | } |
99d5402e | 331 | |
332 | } | |
333 | ||
fe4da5cc | 334 | //_____________________________________________________________________________ |
332e9569 | 335 | void AliTRD::AddHit(Int_t track, Int_t det, Float_t *hits, Int_t q |
336 | , Bool_t inDrift) | |
fe4da5cc | 337 | { |
338 | // | |
339 | // Add a hit for the TRD | |
332e9569 | 340 | // |
341 | // The data structure is set according to fHitType: | |
342 | // bit0: standard TClonesArray | |
343 | // bit1: compressed trackHits structure | |
fe4da5cc | 344 | // |
82bbf98a | 345 | |
332e9569 | 346 | if (fHitType & 1) { |
347 | TClonesArray &lhits = *fHits; | |
348 | new(lhits[fNhits++]) AliTRDhit(fIshunt,track,det,hits,q); | |
349 | } | |
350 | ||
351 | if (fHitType > 1) { | |
352 | AddHit2(track,det,hits,q,inDrift); | |
353 | } | |
82bbf98a | 354 | |
fe4da5cc | 355 | } |
356 | ||
357 | //_____________________________________________________________________________ | |
358 | void AliTRD::BuildGeometry() | |
359 | { | |
360 | // | |
361 | // Create the ROOT TNode geometry for the TRD | |
362 | // | |
82bbf98a | 363 | |
8230f242 | 364 | TNode *node, *top; |
fe4da5cc | 365 | TPGON *pgon; |
793ff80c | 366 | |
367 | Float_t rmin, rmax; | |
368 | Float_t zmax1, zmax2; | |
db30bf0f | 369 | |
370 | Int_t iPlan; | |
793ff80c | 371 | |
fe4da5cc | 372 | const Int_t kColorTRD = 46; |
d3f347ff | 373 | |
fe4da5cc | 374 | // Find the top node alice |
8230f242 | 375 | top = gAlice->GetGeometry()->GetNode("alice"); |
d3f347ff | 376 | |
db30bf0f | 377 | if (fDisplayType == 0) { |
793ff80c | 378 | |
379 | pgon = new TPGON("S_TRD","TRD","void",0,360,AliTRDgeometry::Nsect(),4); | |
380 | rmin = AliTRDgeometry::Rmin(); | |
381 | rmax = AliTRDgeometry::Rmax(); | |
382 | pgon->DefineSection(0,-AliTRDgeometry::Zmax1(),rmax,rmax); | |
383 | pgon->DefineSection(1,-AliTRDgeometry::Zmax2(),rmin,rmax); | |
384 | pgon->DefineSection(2, AliTRDgeometry::Zmax2(),rmin,rmax); | |
385 | pgon->DefineSection(3, AliTRDgeometry::Zmax1(),rmax,rmax); | |
386 | top->cd(); | |
387 | node = new TNode("TRD","TRD","S_TRD",0,0,0,""); | |
388 | node->SetLineColor(kColorTRD); | |
389 | fNodes->Add(node); | |
390 | ||
db30bf0f | 391 | } |
392 | else if (fDisplayType == 1) { | |
793ff80c | 393 | |
f73816f5 | 394 | Char_t name[7]; |
395 | ||
793ff80c | 396 | Float_t slope = (AliTRDgeometry::Zmax1() - AliTRDgeometry::Zmax2()) |
397 | / (AliTRDgeometry::Rmax() - AliTRDgeometry::Rmin()); | |
398 | ||
332e9569 | 399 | rmin = AliTRDgeometry::Rmin() + AliTRDgeometry::CraHght(); |
400 | rmax = rmin + AliTRDgeometry::CdrHght(); | |
f73816f5 | 401 | |
402 | Float_t thickness = rmin - AliTRDgeometry::Rmin(); | |
403 | zmax2 = AliTRDgeometry::Zmax2() + slope * thickness; | |
793ff80c | 404 | zmax1 = zmax2 + slope * AliTRDgeometry::DrThick(); |
793ff80c | 405 | |
db30bf0f | 406 | for (iPlan = 0; iPlan < AliTRDgeometry::Nplan(); iPlan++) { |
793ff80c | 407 | |
f73816f5 | 408 | sprintf(name,"S_TR1%d",iPlan); |
409 | pgon = new TPGON(name,"TRD","void",0,360,AliTRDgeometry::Nsect(),4); | |
410 | pgon->DefineSection(0,-zmax1,rmax,rmax); | |
411 | pgon->DefineSection(1,-zmax2,rmin,rmax); | |
412 | pgon->DefineSection(2, zmax2,rmin,rmax); | |
413 | pgon->DefineSection(3, zmax1,rmax,rmax); | |
414 | top->cd(); | |
415 | node = new TNode("TRD","TRD",name,0,0,0,""); | |
416 | node->SetLineColor(kColorTRD); | |
417 | fNodes->Add(node); | |
418 | ||
419 | Float_t height = AliTRDgeometry::Cheight() + AliTRDgeometry::Cspace(); | |
420 | rmin = rmin + height; | |
421 | rmax = rmax + height; | |
422 | zmax1 = zmax1 + slope * height; | |
423 | zmax2 = zmax2 + slope * height; | |
424 | ||
425 | } | |
426 | ||
427 | thickness += AliTRDgeometry::DrThick(); | |
428 | rmin = AliTRDgeometry::Rmin() + thickness; | |
429 | rmax = rmin + AliTRDgeometry::AmThick(); | |
430 | zmax2 = AliTRDgeometry::Zmax2() + slope * thickness; | |
431 | zmax1 = zmax2 + slope * AliTRDgeometry::AmThick(); | |
432 | ||
db30bf0f | 433 | for (iPlan = 0; iPlan < AliTRDgeometry::Nplan(); iPlan++) { |
f73816f5 | 434 | |
435 | sprintf(name,"S_TR2%d",iPlan); | |
793ff80c | 436 | pgon = new TPGON(name,"TRD","void",0,360,AliTRDgeometry::Nsect(),4); |
437 | pgon->DefineSection(0,-zmax1,rmax,rmax); | |
438 | pgon->DefineSection(1,-zmax2,rmin,rmax); | |
439 | pgon->DefineSection(2, zmax2,rmin,rmax); | |
440 | pgon->DefineSection(3, zmax1,rmax,rmax); | |
441 | top->cd(); | |
442 | node = new TNode("TRD","TRD",name,0,0,0,""); | |
443 | node->SetLineColor(kColorTRD); | |
444 | fNodes->Add(node); | |
445 | ||
446 | Float_t height = AliTRDgeometry::Cheight() + AliTRDgeometry::Cspace(); | |
447 | rmin = rmin + height; | |
448 | rmax = rmax + height; | |
449 | zmax1 = zmax1 + slope * height; | |
450 | zmax2 = zmax2 + slope * height; | |
451 | ||
452 | } | |
453 | ||
db30bf0f | 454 | } |
d3f347ff | 455 | |
fe4da5cc | 456 | } |
457 | ||
8230f242 | 458 | //_____________________________________________________________________________ |
dd9a6ee3 | 459 | void AliTRD::Copy(TObject &trd) |
8230f242 | 460 | { |
461 | // | |
462 | // Copy function | |
463 | // | |
464 | ||
793ff80c | 465 | ((AliTRD &) trd).fGasMix = fGasMix; |
466 | ((AliTRD &) trd).fGeometry = fGeometry; | |
467 | ((AliTRD &) trd).fRecPoints = fRecPoints; | |
468 | ((AliTRD &) trd).fNRecPoints = fNRecPoints; | |
469 | ((AliTRD &) trd).fGasDensity = fGasDensity; | |
470 | ((AliTRD &) trd).fFoilDensity = fFoilDensity; | |
471 | ((AliTRD &) trd).fDrawTR = fDrawTR; | |
472 | ((AliTRD &) trd).fDisplayType = fDisplayType; | |
332e9569 | 473 | ((AliTRD &) trd).fHitType = fHitType; |
8230f242 | 474 | |
475 | //AliDetector::Copy(trd); | |
476 | ||
477 | } | |
478 | ||
fe4da5cc | 479 | //_____________________________________________________________________________ |
82bbf98a | 480 | void AliTRD::CreateGeometry() |
fe4da5cc | 481 | { |
82bbf98a | 482 | // |
483 | // Creates the volumes for the TRD chambers | |
484 | // | |
82bbf98a | 485 | |
486 | // Check that FRAME is there otherwise we have no place where to put the TRD | |
8230f242 | 487 | AliModule* frame = gAlice->GetModule("FRAME"); |
488 | if (!frame) { | |
851d3db9 | 489 | printf(" The TRD needs the FRAME to be defined first\n"); |
490 | return; | |
82bbf98a | 491 | } |
d3f347ff | 492 | |
851d3db9 | 493 | fGeometry->CreateGeometry(fIdtmed->GetArray() - 1299); |
5c7f4665 | 494 | |
82bbf98a | 495 | } |
496 | ||
497 | //_____________________________________________________________________________ | |
498 | void AliTRD::CreateMaterials() | |
499 | { | |
fe4da5cc | 500 | // |
501 | // Create the materials for the TRD | |
502 | // Origin Y.Foka | |
503 | // | |
504 | ||
8230f242 | 505 | Int_t isxfld = gAlice->Field()->Integ(); |
506 | Float_t sxmgmx = gAlice->Field()->Max(); | |
fe4da5cc | 507 | |
d3f347ff | 508 | // For polyethilene (CH2) |
509 | Float_t ape[2] = { 12., 1. }; | |
510 | Float_t zpe[2] = { 6., 1. }; | |
511 | Float_t wpe[2] = { 1., 2. }; | |
512 | Float_t dpe = 0.95; | |
513 | ||
514 | // For mylar (C5H4O2) | |
515 | Float_t amy[3] = { 12., 1., 16. }; | |
516 | Float_t zmy[3] = { 6., 1., 8. }; | |
517 | Float_t wmy[3] = { 5., 4., 2. }; | |
fe4da5cc | 518 | Float_t dmy = 1.39; |
d3f347ff | 519 | |
520 | // For CO2 | |
521 | Float_t aco[2] = { 12., 16. }; | |
522 | Float_t zco[2] = { 6., 8. }; | |
523 | Float_t wco[2] = { 1., 2. }; | |
524 | Float_t dco = 0.001977; | |
525 | ||
526 | // For water | |
527 | Float_t awa[2] = { 1., 16. }; | |
528 | Float_t zwa[2] = { 1., 8. }; | |
529 | Float_t wwa[2] = { 2., 1. }; | |
530 | Float_t dwa = 1.0; | |
531 | ||
532 | // For isobutane (C4H10) | |
533 | Float_t ais[2] = { 12., 1. }; | |
534 | Float_t zis[2] = { 6., 1. }; | |
535 | Float_t wis[2] = { 4., 10. }; | |
536 | Float_t dis = 0.00267; | |
537 | ||
db30bf0f | 538 | // For plexiglas (C5H8O2) |
539 | Float_t apg[3] = { 12.011 , 1.0 , 15.9994 }; | |
540 | Float_t zpg[3] = { 6.0 , 1.0 , 8.0 }; | |
541 | Float_t wpg[3] = { 5.0 , 8.0 , 2.0 }; | |
542 | Float_t dpg = 1.18; | |
543 | ||
d3f347ff | 544 | // For Xe/CO2-gas-mixture |
db30bf0f | 545 | // Xe-content of the Xe/CO2-mixture (85% / 15%) |
546 | Float_t fxc = .85; | |
d3f347ff | 547 | // Xe-content of the Xe/Isobutane-mixture (97% / 3%) |
548 | Float_t fxi = .97; | |
fe4da5cc | 549 | Float_t dxe = .005858; |
550 | ||
d3f347ff | 551 | // General tracking parameter |
fe4da5cc | 552 | Float_t tmaxfd = -10.; |
553 | Float_t stemax = -1e10; | |
d3f347ff | 554 | Float_t deemax = -0.1; |
555 | Float_t epsil = 1e-4; | |
556 | Float_t stmin = -0.001; | |
fe4da5cc | 557 | |
558 | Float_t absl, radl, d, buf[1]; | |
793ff80c | 559 | Float_t agm[2], zgm[2], wgm[2]; |
560 | Float_t dgm1, dgm2; | |
d3f347ff | 561 | Int_t nbuf; |
fe4da5cc | 562 | |
d3f347ff | 563 | ////////////////////////////////////////////////////////////////////////// |
fe4da5cc | 564 | // Define Materials |
d3f347ff | 565 | ////////////////////////////////////////////////////////////////////////// |
566 | ||
16bf9884 | 567 | AliMaterial( 1, "Al" , 26.98, 13.0, 2.7 , 8.9 , 37.2); |
568 | AliMaterial( 2, "Air" , 14.61, 7.3, 0.001205, 30420.0 , 67500.0); | |
569 | AliMaterial( 4, "Xe" , 131.29, 54.0, dxe , 1447.59, 0.0); | |
570 | AliMaterial( 5, "Cu" , 63.54, 29.0, 8.96 , 1.43, 14.8); | |
571 | AliMaterial( 6, "C" , 12.01, 6.0, 2.265 , 18.8 , 74.4); | |
572 | AliMaterial(12, "G10" , 20.00, 10.0, 1.7 , 19.4 , 999.0); | |
573 | AliMaterial(15, "Sn" , 118.71, 50.0, 7.31 , 1.21, 14.8); | |
574 | AliMaterial(16, "Si" , 28.09, 14.0, 2.33 , 9.36, 37.2); | |
575 | AliMaterial(17, "Epoxy", 17.75, 8.9, 1.8 , 21.82, 999.0); | |
d3f347ff | 576 | |
577 | // Mixtures | |
db30bf0f | 578 | AliMixture(3, "Polyethilene", ape, zpe, dpe, -2, wpe); |
579 | AliMixture(7, "Mylar", amy, zmy, dmy, -3, wmy); | |
580 | AliMixture(8, "CO2", aco, zco, dco, -2, wco); | |
581 | AliMixture(9, "Isobutane", ais, zis, dis, -2, wis); | |
582 | AliMixture(13,"Water", awa, zwa, dwa, -2, wwa); | |
583 | AliMixture(14,"Plexiglas", apg, zpg, dpg, -3, wpg); | |
d3f347ff | 584 | |
585 | // Gas mixtures | |
00d6d986 | 586 | Char_t namate[21]=""; |
d3f347ff | 587 | // Xe/CO2-mixture |
588 | // Get properties of Xe | |
cfce8870 | 589 | gMC->Gfmate((*fIdmate)[4], namate, agm[0], zgm[0], d, radl, absl, buf, nbuf); |
d3f347ff | 590 | // Get properties of CO2 |
cfce8870 | 591 | gMC->Gfmate((*fIdmate)[8], namate, agm[1], zgm[1], d, radl, absl, buf, nbuf); |
d3f347ff | 592 | // Create gas mixture |
593 | wgm[0] = fxc; | |
594 | wgm[1] = 1. - fxc; | |
793ff80c | 595 | dgm1 = wgm[0] * dxe + wgm[1] * dco; |
db30bf0f | 596 | AliMixture(10, "Gas mixture 1", agm, zgm, dgm1, 2, wgm); |
d3f347ff | 597 | // Xe/Isobutane-mixture |
598 | // Get properties of Xe | |
cfce8870 | 599 | gMC->Gfmate((*fIdmate)[4], namate, agm[0], zgm[0], d, radl, absl, buf, nbuf); |
d3f347ff | 600 | // Get properties of Isobutane |
cfce8870 | 601 | gMC->Gfmate((*fIdmate)[9], namate, agm[1], zgm[1], d, radl, absl, buf, nbuf); |
d3f347ff | 602 | // Create gas mixture |
603 | wgm[0] = fxi; | |
604 | wgm[1] = 1. - fxi; | |
793ff80c | 605 | dgm2 = wgm[0] * dxe + wgm[1] * dis; |
db30bf0f | 606 | AliMixture(11, "Gas mixture 2", agm, zgm, dgm2, 2, wgm); |
d3f347ff | 607 | |
608 | ////////////////////////////////////////////////////////////////////////// | |
fe4da5cc | 609 | // Tracking Media Parameters |
d3f347ff | 610 | ////////////////////////////////////////////////////////////////////////// |
611 | ||
612 | // Al Frame | |
db30bf0f | 613 | AliMedium(1, "Al Frame", 1, 0, isxfld, sxmgmx |
d3f347ff | 614 | , tmaxfd, stemax, deemax, epsil, stmin); |
615 | // Air | |
db30bf0f | 616 | AliMedium(2, "Air", 2, 0, isxfld, sxmgmx |
d3f347ff | 617 | , tmaxfd, stemax, deemax, epsil, stmin); |
618 | // Polyethilene | |
db30bf0f | 619 | AliMedium(3, "Radiator", 3, 0, isxfld, sxmgmx |
d3f347ff | 620 | , tmaxfd, stemax, deemax, epsil, stmin); |
621 | // Xe | |
db30bf0f | 622 | AliMedium(4, "Xe", 4, 1, isxfld, sxmgmx |
d3f347ff | 623 | , tmaxfd, stemax, deemax, epsil, stmin); |
624 | // Cu pads | |
db30bf0f | 625 | AliMedium(5, "Padplane", 5, 1, isxfld, sxmgmx |
d3f347ff | 626 | , tmaxfd, stemax, deemax, epsil, stmin); |
627 | // Fee + cables | |
db30bf0f | 628 | AliMedium(6, "Readout", 1, 0, isxfld, sxmgmx |
d3f347ff | 629 | , tmaxfd, stemax, deemax, epsil, stmin); |
630 | // C frame | |
db30bf0f | 631 | AliMedium(7, "C Frame", 6, 0, isxfld, sxmgmx |
d3f347ff | 632 | , tmaxfd, stemax, deemax, epsil, stmin); |
633 | // Mylar foils | |
db30bf0f | 634 | AliMedium(8, "Mylar", 7, 0, isxfld, sxmgmx |
d3f347ff | 635 | , tmaxfd, stemax, deemax, epsil, stmin); |
636 | if (fGasMix == 1) { | |
637 | // Gas-mixture (Xe/CO2) | |
db30bf0f | 638 | AliMedium(9, "Gas-mix", 10, 1, isxfld, sxmgmx |
d3f347ff | 639 | , tmaxfd, stemax, deemax, epsil, stmin); |
640 | } | |
641 | else { | |
642 | // Gas-mixture (Xe/Isobutane) | |
db30bf0f | 643 | AliMedium(9, "Gas-mix", 11, 1, isxfld, sxmgmx |
d3f347ff | 644 | , tmaxfd, stemax, deemax, epsil, stmin); |
645 | } | |
646 | // Nomex-honeycomb (use carbon for the time being) | |
db30bf0f | 647 | AliMedium(10, "Nomex", 6, 0, isxfld, sxmgmx |
d3f347ff | 648 | , tmaxfd, stemax, deemax, epsil, stmin); |
649 | // Kapton foils (use Mylar for the time being) | |
db30bf0f | 650 | AliMedium(11, "Kapton", 7, 0, isxfld, sxmgmx |
d3f347ff | 651 | , tmaxfd, stemax, deemax, epsil, stmin); |
652 | // Gas-filling of the radiator | |
db30bf0f | 653 | AliMedium(12, "CO2", 8, 0, isxfld, sxmgmx |
d3f347ff | 654 | , tmaxfd, stemax, deemax, epsil, stmin); |
655 | // G10-plates | |
db30bf0f | 656 | AliMedium(13, "G10-plates",12, 0, isxfld, sxmgmx |
d3f347ff | 657 | , tmaxfd, stemax, deemax, epsil, stmin); |
658 | // Cooling water | |
db30bf0f | 659 | AliMedium(14, "Water", 13, 0, isxfld, sxmgmx |
660 | , tmaxfd, stemax, deemax, epsil, stmin); | |
661 | // Rohacell (plexiglas) for the radiator | |
662 | AliMedium(15, "Rohacell", 14, 0, isxfld, sxmgmx | |
d3f347ff | 663 | , tmaxfd, stemax, deemax, epsil, stmin); |
16bf9884 | 664 | // Al layer in MCMs |
665 | AliMedium(16, "MCM-Al" , 1, 0, isxfld, sxmgmx | |
666 | , tmaxfd, stemax, deemax, epsil, stmin); | |
667 | // Sn layer in MCMs | |
668 | AliMedium(17, "MCM-Sn" , 15, 0, isxfld, sxmgmx | |
669 | , tmaxfd, stemax, deemax, epsil, stmin); | |
670 | // Cu layer in MCMs | |
671 | AliMedium(18, "MCM-Cu" , 5, 0, isxfld, sxmgmx | |
672 | , tmaxfd, stemax, deemax, epsil, stmin); | |
673 | // G10 layer in MCMs | |
674 | AliMedium(19, "MCM-G10" , 12, 0, isxfld, sxmgmx | |
675 | , tmaxfd, stemax, deemax, epsil, stmin); | |
676 | // Si in readout chips | |
677 | AliMedium(20, "Chip-Si" , 16, 0, isxfld, sxmgmx | |
678 | , tmaxfd, stemax, deemax, epsil, stmin); | |
679 | // Epoxy in readout chips | |
680 | AliMedium(21, "Chip-Ep" , 17, 0, isxfld, sxmgmx | |
681 | , tmaxfd, stemax, deemax, epsil, stmin); | |
682 | // PE in connectors | |
683 | AliMedium(22, "Conn-PE" , 3, 0, isxfld, sxmgmx | |
684 | , tmaxfd, stemax, deemax, epsil, stmin); | |
685 | // Cu in connectors | |
686 | AliMedium(23, "Chip-Cu" , 5, 0, isxfld, sxmgmx | |
687 | , tmaxfd, stemax, deemax, epsil, stmin); | |
688 | // Al of cooling pipes | |
689 | AliMedium(24, "Cooling" , 1, 0, isxfld, sxmgmx | |
690 | , tmaxfd, stemax, deemax, epsil, stmin); | |
73ae7b59 | 691 | // Cu in services |
692 | AliMedium(25, "Serv-Cu" , 5, 0, isxfld, sxmgmx | |
693 | , tmaxfd, stemax, deemax, epsil, stmin); | |
d3f347ff | 694 | |
793ff80c | 695 | // Save the density values for the TRD absorbtion |
696 | fFoilDensity = dmy; | |
697 | if (fGasMix == 1) | |
698 | fGasDensity = dgm1; | |
699 | else | |
700 | fGasDensity = dgm2; | |
701 | ||
fe4da5cc | 702 | } |
703 | ||
82bbf98a | 704 | //_____________________________________________________________________________ |
0a29d0f1 | 705 | void AliTRD::DrawModule() const |
82bbf98a | 706 | { |
707 | // | |
708 | // Draw a shaded view of the Transition Radiation Detector version 0 | |
709 | // | |
710 | ||
711 | // Set everything unseen | |
712 | gMC->Gsatt("*" ,"SEEN",-1); | |
713 | ||
714 | // Set ALIC mother transparent | |
715 | gMC->Gsatt("ALIC","SEEN", 0); | |
716 | ||
717 | // Set the volumes visible | |
851d3db9 | 718 | if (fGeometry->IsVersion() == 0) { |
5c7f4665 | 719 | gMC->Gsatt("B071","SEEN", 0); |
720 | gMC->Gsatt("B074","SEEN", 0); | |
721 | gMC->Gsatt("B075","SEEN", 0); | |
722 | gMC->Gsatt("B077","SEEN", 0); | |
723 | gMC->Gsatt("BTR1","SEEN", 0); | |
724 | gMC->Gsatt("BTR2","SEEN", 0); | |
725 | gMC->Gsatt("BTR3","SEEN", 0); | |
332e9569 | 726 | gMC->Gsatt("UTR1","SEEN", 0); |
727 | gMC->Gsatt("UTR2","SEEN", 0); | |
728 | gMC->Gsatt("UTR3","SEEN", 0); | |
5c7f4665 | 729 | } |
730 | else { | |
731 | gMC->Gsatt("B071","SEEN", 0); | |
732 | gMC->Gsatt("B074","SEEN", 0); | |
733 | gMC->Gsatt("B075","SEEN", 0); | |
734 | gMC->Gsatt("B077","SEEN", 0); | |
735 | gMC->Gsatt("BTR1","SEEN", 0); | |
736 | gMC->Gsatt("BTR2","SEEN", 0); | |
737 | gMC->Gsatt("BTR3","SEEN", 0); | |
332e9569 | 738 | gMC->Gsatt("UTR1","SEEN", 0); |
6f1e466d | 739 | if (fGeometry->GetPHOShole()) |
332e9569 | 740 | gMC->Gsatt("UTR2","SEEN", 0); |
6f1e466d | 741 | if (fGeometry->GetRICHhole()) |
332e9569 | 742 | gMC->Gsatt("UTR3","SEEN", 0); |
5c7f4665 | 743 | } |
332e9569 | 744 | // gMC->Gsatt("UCII","SEEN", 0); |
745 | // gMC->Gsatt("UCIM","SEEN", 0); | |
746 | // gMC->Gsatt("UCIO","SEEN", 0); | |
747 | // gMC->Gsatt("UL02","SEEN", 1); | |
748 | // gMC->Gsatt("UL05","SEEN", 1); | |
749 | // gMC->Gsatt("UL06","SEEN", 1); | |
82bbf98a | 750 | |
751 | gMC->Gdopt("hide", "on"); | |
752 | gMC->Gdopt("shad", "on"); | |
753 | gMC->Gsatt("*", "fill", 7); | |
754 | gMC->SetClipBox("."); | |
755 | gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 2000); | |
756 | gMC->DefaultRange(); | |
757 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.4, .021, .021); | |
758 | gMC->Gdhead(1111, "Transition Radiation Detector"); | |
759 | gMC->Gdman(18, 4, "MAN"); | |
760 | ||
761 | } | |
762 | ||
fe4da5cc | 763 | //_____________________________________________________________________________ |
0a29d0f1 | 764 | Int_t AliTRD::DistancetoPrimitive(Int_t , Int_t ) const |
fe4da5cc | 765 | { |
766 | // | |
767 | // Distance between the mouse and the TRD detector on the screen | |
768 | // Dummy routine | |
82bbf98a | 769 | |
770 | return 9999; | |
771 | ||
fe4da5cc | 772 | } |
773 | ||
774 | //_____________________________________________________________________________ | |
775 | void AliTRD::Init() | |
776 | { | |
777 | // | |
851d3db9 | 778 | // Initialize the TRD detector after the geometry has been created |
fe4da5cc | 779 | // |
82bbf98a | 780 | |
5c7f4665 | 781 | Int_t i; |
851d3db9 | 782 | |
abaf1f1d | 783 | if (fDebug) { |
9e1a0ddb | 784 | printf("\n%s: ",ClassName()); |
785 | for (i = 0; i < 35; i++) printf("*"); | |
786 | printf(" TRD_INIT "); | |
787 | for (i = 0; i < 35; i++) printf("*"); | |
788 | printf("\n"); | |
789 | } | |
5c7f4665 | 790 | |
851d3db9 | 791 | if (fGeometry->IsVersion() == 0) { |
9e1a0ddb | 792 | printf("%s: Geometry for spaceframe with holes initialized\n",ClassName()); |
851d3db9 | 793 | } |
794 | else if (fGeometry->IsVersion() == 1) { | |
9e1a0ddb | 795 | printf("%s: Geometry for spaceframe without holes initialized\n",ClassName()); |
6f1e466d | 796 | if (fGeometry->GetPHOShole()) |
9e1a0ddb | 797 | printf("%s: Leave space in front of PHOS free\n",ClassName()); |
6f1e466d | 798 | if (fGeometry->GetRICHhole()) |
9e1a0ddb | 799 | printf("%s: Leave space in front of RICH free\n",ClassName()); |
5c7f4665 | 800 | } |
9e1a0ddb | 801 | |
abaf1f1d | 802 | if (fGasMix == 1) { |
db30bf0f | 803 | printf("%s: Gas Mixture: 85%% Xe + 15%% CO2\n",ClassName()); |
abaf1f1d | 804 | } |
805 | else { | |
9e1a0ddb | 806 | printf("%s: Gas Mixture: 97%% Xe + 3%% Isobutane\n",ClassName()); |
abaf1f1d | 807 | } |
5c7f4665 | 808 | |
809 | } | |
810 | ||
793ff80c | 811 | //_____________________________________________________________________________ |
73ae7b59 | 812 | void AliTRD::LoadPoints(Int_t ) |
793ff80c | 813 | { |
814 | // | |
815 | // Store x, y, z of all hits in memory. | |
816 | // Hit originating from TR photons are given a different color | |
817 | // | |
818 | ||
332e9569 | 819 | //if (!fDrawTR) { |
820 | // AliDetector::LoadPoints(track); | |
821 | // return; | |
822 | //} | |
793ff80c | 823 | |
332e9569 | 824 | if ((fHits == 0) && (fTrackHits == 0)) return; |
793ff80c | 825 | |
332e9569 | 826 | Int_t nhits; |
827 | if (fHitType < 2) { | |
828 | nhits = fHits->GetEntriesFast(); | |
829 | } | |
830 | else { | |
831 | nhits = fTrackHits->GetEntriesFast(); | |
832 | } | |
793ff80c | 833 | if (nhits == 0) return; |
834 | ||
5d12ce38 | 835 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); |
793ff80c | 836 | if (fPoints == 0) fPoints = new TObjArray(tracks); |
837 | ||
838 | AliTRDhit *ahit; | |
839 | ||
840 | Int_t *ntrkE = new Int_t[tracks]; | |
841 | Int_t *ntrkT = new Int_t[tracks]; | |
842 | Int_t *limiE = new Int_t[tracks]; | |
843 | Int_t *limiT = new Int_t[tracks]; | |
844 | Float_t **coorE = new Float_t*[tracks]; | |
845 | Float_t **coorT = new Float_t*[tracks]; | |
846 | for(Int_t i = 0; i < tracks; i++) { | |
847 | ntrkE[i] = 0; | |
848 | ntrkT[i] = 0; | |
849 | coorE[i] = 0; | |
850 | coorT[i] = 0; | |
851 | limiE[i] = 0; | |
852 | limiT[i] = 0; | |
853 | } | |
854 | ||
332e9569 | 855 | AliTRDpoints *points = 0; |
856 | Float_t *fp = 0; | |
857 | Int_t trk; | |
858 | Int_t chunk = nhits / 4 + 1; | |
793ff80c | 859 | |
860 | // Loop over all the hits and store their position | |
332e9569 | 861 | ahit = (AliTRDhit *) FirstHit(-1); |
862 | while (ahit) { | |
793ff80c | 863 | |
864 | // dEdx hits | |
332e9569 | 865 | if (ahit->GetCharge() >= 0) { |
793ff80c | 866 | |
867 | trk = ahit->GetTrack(); | |
868 | if (ntrkE[trk] == limiE[trk]) { | |
869 | // Initialise a new track | |
870 | fp = new Float_t[3*(limiE[trk]+chunk)]; | |
871 | if (coorE[trk]) { | |
872 | memcpy(fp,coorE[trk],sizeof(Float_t)*3*limiE[trk]); | |
873 | delete [] coorE[trk]; | |
874 | } | |
875 | limiE[trk] += chunk; | |
876 | coorE[trk] = fp; | |
877 | } | |
878 | else { | |
879 | fp = coorE[trk]; | |
880 | } | |
881 | fp[3*ntrkE[trk] ] = ahit->X(); | |
882 | fp[3*ntrkE[trk]+1] = ahit->Y(); | |
883 | fp[3*ntrkE[trk]+2] = ahit->Z(); | |
884 | ntrkE[trk]++; | |
885 | ||
886 | } | |
887 | // TR photon hits | |
332e9569 | 888 | else if ((ahit->GetCharge() < 0) && (fDrawTR)) { |
793ff80c | 889 | |
890 | trk = ahit->GetTrack(); | |
891 | if (ntrkT[trk] == limiT[trk]) { | |
892 | // Initialise a new track | |
893 | fp = new Float_t[3*(limiT[trk]+chunk)]; | |
894 | if (coorT[trk]) { | |
895 | memcpy(fp,coorT[trk],sizeof(Float_t)*3*limiT[trk]); | |
896 | delete [] coorT[trk]; | |
897 | } | |
898 | limiT[trk] += chunk; | |
899 | coorT[trk] = fp; | |
900 | } | |
901 | else { | |
902 | fp = coorT[trk]; | |
903 | } | |
904 | fp[3*ntrkT[trk] ] = ahit->X(); | |
905 | fp[3*ntrkT[trk]+1] = ahit->Y(); | |
906 | fp[3*ntrkT[trk]+2] = ahit->Z(); | |
907 | ntrkT[trk]++; | |
908 | ||
909 | } | |
910 | ||
332e9569 | 911 | ahit = (AliTRDhit *) NextHit(); |
912 | ||
793ff80c | 913 | } |
914 | ||
915 | for (trk = 0; trk < tracks; ++trk) { | |
916 | ||
917 | if (ntrkE[trk] || ntrkT[trk]) { | |
918 | ||
919 | points = new AliTRDpoints(); | |
920 | points->SetDetector(this); | |
921 | points->SetParticle(trk); | |
922 | ||
923 | // Set the dEdx points | |
924 | if (ntrkE[trk]) { | |
925 | points->SetMarkerColor(GetMarkerColor()); | |
926 | points->SetMarkerSize(GetMarkerSize()); | |
927 | points->SetPolyMarker(ntrkE[trk],coorE[trk],GetMarkerStyle()); | |
928 | delete [] coorE[trk]; | |
929 | coorE[trk] = 0; | |
930 | } | |
931 | ||
932 | // Set the TR photon points | |
933 | if (ntrkT[trk]) { | |
934 | points->SetTRpoints(ntrkT[trk],coorT[trk]); | |
935 | delete [] coorT[trk]; | |
936 | coorT[trk] = 0; | |
937 | } | |
938 | ||
939 | fPoints->AddAt(points,trk); | |
940 | ||
941 | } | |
942 | ||
943 | } | |
944 | ||
945 | delete [] coorE; | |
946 | delete [] coorT; | |
947 | delete [] ntrkE; | |
948 | delete [] ntrkT; | |
949 | delete [] limiE; | |
950 | delete [] limiT; | |
951 | ||
952 | } | |
953 | ||
5c7f4665 | 954 | //_____________________________________________________________________________ |
88cb7938 | 955 | void AliTRD::MakeBranch(Option_t* option) |
5c7f4665 | 956 | { |
957 | // | |
abaf1f1d | 958 | // Create Tree branches for the TRD digits. |
5c7f4665 | 959 | // |
960 | ||
abaf1f1d | 961 | Int_t buffersize = 4000; |
962 | Char_t branchname[15]; | |
963 | sprintf(branchname,"%s",GetName()); | |
5c7f4665 | 964 | |
aa9d00f0 | 965 | const char *cD = strstr(option,"D"); |
966 | ||
88cb7938 | 967 | AliDetector::MakeBranch(option); |
5c7f4665 | 968 | |
abaf1f1d | 969 | if (fDigits && gAlice->TreeD() && cD) { |
88cb7938 | 970 | MakeBranchInTree(gAlice->TreeD(),branchname,&fDigits,buffersize,0); |
abaf1f1d | 971 | } |
972 | ||
332e9569 | 973 | if (fHitType > 1) { |
88cb7938 | 974 | MakeBranch2(option,0); |
332e9569 | 975 | } |
976 | ||
851d3db9 | 977 | } |
978 | ||
6244debe | 979 | //_____________________________________________________________________________ |
980 | void AliTRD::ResetDigits() | |
981 | { | |
982 | // | |
abaf1f1d | 983 | // Reset number of digits and the digits array for this detector |
6244debe | 984 | // |
985 | ||
abaf1f1d | 986 | fNdigits = 0; |
987 | if (fDigits) fDigits->Clear(); | |
6244debe | 988 | |
989 | } | |
990 | ||
851d3db9 | 991 | //_____________________________________________________________________________ |
992 | void AliTRD::ResetRecPoints() | |
993 | { | |
994 | // | |
995 | // Reset number of reconstructed points and the point array | |
996 | // | |
997 | ||
f73816f5 | 998 | if (fRecPoints) { |
793ff80c | 999 | fNRecPoints = 0; |
1000 | Int_t nentr = fRecPoints->GetEntriesFast(); | |
f73816f5 | 1001 | for (Int_t i = 0; i < nentr; i++) delete fRecPoints->RemoveAt(i); |
793ff80c | 1002 | } |
5c7f4665 | 1003 | |
1004 | } | |
1005 | ||
1006 | //_____________________________________________________________________________ | |
1007 | void AliTRD::SetTreeAddress() | |
1008 | { | |
1009 | // | |
1010 | // Set the branch addresses for the trees. | |
1011 | // | |
1012 | ||
1013 | Char_t branchname[15]; | |
1014 | ||
88cb7938 | 1015 | if ( fLoader->TreeH() && (fHits == 0x0)) fHits = new TClonesArray("AliTRDhit",405); |
5c7f4665 | 1016 | AliDetector::SetTreeAddress(); |
1017 | ||
1018 | TBranch *branch; | |
88cb7938 | 1019 | TTree *treeR = fLoader->TreeR(); |
851d3db9 | 1020 | |
1021 | if (treeR) { | |
f73816f5 | 1022 | sprintf(branchname,"%scluster",GetName()); |
88cb7938 | 1023 | if (fRecPoints == 0x0) fRecPoints = new TObjArray(400); |
851d3db9 | 1024 | if (fRecPoints) { |
1025 | branch = treeR->GetBranch(branchname); | |
1026 | if (branch) { | |
1027 | branch->SetAddress(&fRecPoints); | |
1028 | } | |
5c7f4665 | 1029 | } |
1030 | } | |
1031 | ||
332e9569 | 1032 | if (fHitType > 0) { |
1033 | SetTreeAddress2(); | |
1034 | } | |
1035 | ||
fe4da5cc | 1036 | } |
1037 | ||
d3f347ff | 1038 | //_____________________________________________________________________________ |
b060c36f | 1039 | void AliTRD::SetGasMix(Int_t imix) |
d3f347ff | 1040 | { |
82bbf98a | 1041 | // |
1042 | // Defines the gas mixture (imix=0: Xe/Isobutane imix=1: Xe/CO2) | |
1043 | // | |
1044 | ||
d3f347ff | 1045 | if ((imix < 0) || (imix > 1)) { |
1046 | printf("Wrong input value: %d\n",imix); | |
1047 | printf("Use standard setting\n"); | |
6244debe | 1048 | fGasMix = 1; |
d3f347ff | 1049 | return; |
1050 | } | |
1051 | ||
1052 | fGasMix = imix; | |
1053 | ||
1054 | } | |
1055 | ||
793ff80c | 1056 | //_____________________________________________________________________________ |
1057 | void AliTRD::SetPHOShole() | |
1058 | { | |
1059 | // | |
1060 | // Selects a geometry with a hole in front of the PHOS | |
1061 | // | |
1062 | ||
1063 | fGeometry->SetPHOShole(); | |
1064 | ||
1065 | } | |
1066 | ||
1067 | //_____________________________________________________________________________ | |
1068 | void AliTRD::SetRICHhole() | |
1069 | { | |
1070 | // | |
1071 | // Selects a geometry with a hole in front of the RICH | |
1072 | // | |
1073 | ||
1074 | fGeometry->SetRICHhole(); | |
1075 | ||
1076 | } | |
1077 | ||
dd9a6ee3 | 1078 | //_____________________________________________________________________________ |
1079 | AliTRD &AliTRD::operator=(const AliTRD &trd) | |
1080 | { | |
1081 | // | |
1082 | // Assignment operator | |
1083 | // | |
1084 | ||
1085 | if (this != &trd) ((AliTRD &) trd).Copy(*this); | |
1086 | return *this; | |
1087 | ||
f73816f5 | 1088 | } |
abaf1f1d | 1089 | |
332e9569 | 1090 | //_____________________________________________________________________________ |
1091 | void AliTRD::FinishPrimary() | |
1092 | { | |
1093 | // | |
1094 | // Store the hits in the containers after all primaries are finished | |
1095 | // | |
1096 | ||
1097 | if (fTrackHits) { | |
1098 | fTrackHits->FlushHitStack(); | |
1099 | } | |
1100 | ||
1101 | } | |
1102 | ||
1103 | //_____________________________________________________________________________ | |
1104 | void AliTRD::RemapTrackHitIDs(Int_t *map) | |
1105 | { | |
1106 | // | |
1107 | // Remap the track IDs | |
1108 | // | |
1109 | ||
1110 | if (!fTrackHits) { | |
1111 | return; | |
1112 | } | |
1113 | ||
1114 | if (fTrackHits) { | |
1115 | TClonesArray *arr = fTrackHits->GetArray();; | |
1116 | for (Int_t i = 0; i < arr->GetEntriesFast(); i++){ | |
1117 | AliTrackHitsParamV2 *info = (AliTrackHitsParamV2 *) (arr->At(i)); | |
1118 | info->fTrackID = map[info->fTrackID]; | |
1119 | } | |
1120 | } | |
1121 | ||
1122 | } | |
1123 | ||
1124 | //_____________________________________________________________________________ | |
1125 | void AliTRD::ResetHits() | |
1126 | { | |
1127 | // | |
1128 | // Reset the hits | |
1129 | // | |
1130 | ||
1131 | AliDetector::ResetHits(); | |
1132 | if (fTrackHits) { | |
1133 | fTrackHits->Clear(); | |
1134 | } | |
1135 | ||
1136 | } | |
1137 | ||
1138 | //_____________________________________________________________________________ | |
1139 | AliHit* AliTRD::FirstHit(Int_t track) | |
1140 | { | |
1141 | // | |
1142 | // Return the first hit of a track | |
1143 | // | |
1144 | ||
1145 | if (fHitType > 1) { | |
1146 | return FirstHit2(track); | |
1147 | } | |
abaf1f1d | 1148 | |
332e9569 | 1149 | return AliDetector::FirstHit(track); |
abaf1f1d | 1150 | |
332e9569 | 1151 | } |
1152 | ||
1153 | //_____________________________________________________________________________ | |
1154 | AliHit* AliTRD::NextHit() | |
1155 | { | |
1156 | // | |
1157 | // Returns the next hit of a track | |
1158 | // | |
1159 | ||
1160 | if (fHitType > 1) { | |
1161 | return NextHit2(); | |
1162 | } | |
1163 | ||
1164 | return AliDetector::NextHit(); | |
1165 | ||
1166 | } | |
1167 | ||
1168 | //_____________________________________________________________________________ | |
0a29d0f1 | 1169 | AliHit* AliTRD::FirstHit2(Int_t track) |
332e9569 | 1170 | { |
1171 | // | |
1172 | // Initializes the hit iterator. | |
1173 | // Returns the address of the first hit of a track. | |
1174 | // If <track> >= 0 the track is read from disk, | |
1175 | // while if <track> < 0 the first hit of the current | |
1176 | // track is returned. | |
1177 | // | |
1178 | ||
1179 | if (track >= 0) { | |
1180 | gAlice->ResetHits(); | |
88cb7938 | 1181 | TreeH()->GetEvent(track); |
332e9569 | 1182 | } |
1183 | ||
1184 | if (fTrackHits) { | |
1185 | fTrackHits->First(); | |
1186 | return (AliHit*) fTrackHits->GetHit(); | |
1187 | } | |
1188 | else { | |
1189 | return 0; | |
1190 | } | |
1191 | ||
1192 | } | |
1193 | ||
1194 | //_____________________________________________________________________________ | |
1195 | AliHit* AliTRD::NextHit2() | |
1196 | { | |
1197 | // | |
1198 | // Returns the next hit of the current track | |
1199 | // | |
1200 | ||
1201 | if (fTrackHits) { | |
1202 | fTrackHits->Next(); | |
1203 | return (AliHit *) fTrackHits->GetHit(); | |
1204 | } | |
1205 | else { | |
1206 | return 0; | |
1207 | } | |
1208 | ||
1209 | } | |
1210 | ||
1211 | //_____________________________________________________________________________ | |
73ae7b59 | 1212 | void AliTRD::MakeBranch2(Option_t *option, const char* ) |
332e9569 | 1213 | { |
1214 | // | |
1215 | // Create a new branch in the current Root tree. | |
1216 | // The branch of fHits is automatically split. | |
1217 | // | |
1218 | ||
1219 | if (fHitType < 2) { | |
1220 | return; | |
1221 | } | |
1222 | ||
1223 | char branchname[10]; | |
1224 | sprintf(branchname,"%s2",GetName()); | |
1225 | ||
1226 | // Get the pointer to the header | |
1227 | const char *cH = strstr(option,"H"); | |
1228 | ||
1229 | if (!fTrackHits) { | |
1230 | fTrackHits = new AliTRDtrackHits(); | |
88cb7938 | 1231 | } |
332e9569 | 1232 | |
332e9569 | 1233 | |
88cb7938 | 1234 | if (fTrackHits && TreeH() && cH) |
1235 | { | |
1236 | TreeH()->Branch(branchname,"AliTRDtrackHits",&fTrackHits,fBufferSize,99); | |
1237 | Info("MakeBranch2","Making Branch %s for trackhits",branchname); | |
1238 | } | |
332e9569 | 1239 | } |
1240 | ||
1241 | //_____________________________________________________________________________ | |
1242 | void AliTRD::SetTreeAddress2() | |
1243 | { | |
1244 | // | |
1245 | // Set the branch address for the trackHits tree | |
1246 | // | |
f2a509af | 1247 | if (GetDebug()) Info("SetTreeAddress2",""); |
332e9569 | 1248 | |
1249 | TBranch *branch; | |
332e9569 | 1250 | char branchname[20]; |
332e9569 | 1251 | sprintf(branchname,"%s2",GetName()); |
1252 | ||
1253 | // Branch address for hit tree | |
88cb7938 | 1254 | TTree *treeH = TreeH(); |
332e9569 | 1255 | if ((treeH) && (fHitType > 0)) { |
1256 | branch = treeH->GetBranch(branchname); | |
88cb7938 | 1257 | if (branch) |
1258 | { | |
1259 | branch->SetAddress(&fTrackHits); | |
f2a509af | 1260 | if (GetDebug()) |
1261 | Info("SetTreeAddress2","Success."); | |
88cb7938 | 1262 | } |
1263 | else | |
1264 | { | |
f2a509af | 1265 | if (GetDebug()) |
1266 | Info("SetTreeAddress2","Can NOT get the branch %s",branchname); | |
88cb7938 | 1267 | } |
332e9569 | 1268 | } |
1269 | ||
1270 | } | |
1271 | ||
1272 | //_____________________________________________________________________________ | |
1273 | void AliTRD::AddHit2(Int_t track, Int_t det, Float_t *hits, Int_t q | |
1274 | , Bool_t inDrift) | |
1275 | { | |
1276 | // | |
1277 | // Add a hit to the list | |
1278 | // | |
1279 | ||
1280 | Int_t rtrack; | |
1281 | ||
1282 | if (fIshunt) { | |
5d12ce38 | 1283 | Int_t primary = gAlice->GetMCApp()->GetPrimary(track); |
1284 | gAlice->GetMCApp()->Particle(primary)->SetBit(kKeepBit); | |
332e9569 | 1285 | rtrack = primary; |
1286 | } | |
1287 | else { | |
1288 | rtrack = track; | |
5d12ce38 | 1289 | gAlice->GetMCApp()->FlagTrack(track); |
332e9569 | 1290 | } |
1291 | ||
1292 | if ((fTrackHits) && (fHitType > 0)) { | |
1293 | fTrackHits->AddHitTRD(det,rtrack,hits[0],hits[1],hits[2],q,inDrift); | |
1294 | } | |
1295 | ||
1296 | } | |
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