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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" |
793ff80c | 46 | #include "AliTRDdigit.h" |
851d3db9 | 47 | #include "AliTRDdigitizer.h" |
88cb7938 | 48 | #include "AliTRDdigitsManager.h" |
851d3db9 | 49 | #include "AliTRDgeometryFull.h" |
88cb7938 | 50 | #include "AliTRDgeometryHole.h" |
51 | #include "AliTRDhit.h" | |
52 | #include "AliTRDpoints.h" | |
b864d801 | 53 | #include "AliTRDrawData.h" |
88cb7938 | 54 | #include "AliTrackReference.h" |
5d12ce38 | 55 | #include "AliMC.h" |
793ff80c | 56 | |
fe4da5cc | 57 | ClassImp(AliTRD) |
58 | ||
59 | //_____________________________________________________________________________ | |
60 | AliTRD::AliTRD() | |
61 | { | |
62 | // | |
63 | // Default constructor | |
64 | // | |
82bbf98a | 65 | |
6244debe | 66 | fIshunt = 0; |
67 | fGasMix = 0; | |
68 | fHits = 0; | |
69 | fDigits = 0; | |
5c7f4665 | 70 | |
6244debe | 71 | fGeometry = 0; |
82bbf98a | 72 | |
6244debe | 73 | fGasDensity = 0; |
74 | fFoilDensity = 0; | |
793ff80c | 75 | |
6244debe | 76 | fDrawTR = 0; |
332e9569 | 77 | fDisplayType = 0; |
78 | ||
fe4da5cc | 79 | } |
80 | ||
81 | //_____________________________________________________________________________ | |
82 | AliTRD::AliTRD(const char *name, const char *title) | |
83 | : AliDetector(name,title) | |
84 | { | |
85 | // | |
86 | // Standard constructor for the TRD | |
87 | // | |
88 | ||
5c7f4665 | 89 | // Check that FRAME is there otherwise we have no place where to |
90 | // put TRD | |
8230f242 | 91 | AliModule* frame = gAlice->GetModule("FRAME"); |
92 | if (!frame) { | |
5c7f4665 | 93 | Error("Ctor","TRD needs FRAME to be present\n"); |
94 | exit(1); | |
95 | } | |
96 | ||
d37eec5e | 97 | // Define the TRD geometry |
98 | if ((frame->IsVersion() == 0) || | |
99 | (frame->IsVersion() == 1)) { | |
851d3db9 | 100 | fGeometry = new AliTRDgeometryFull(); |
101 | } | |
102 | else { | |
103 | Error("Ctor","Could not find valid FRAME version\n"); | |
104 | exit(1); | |
105 | } | |
5c7f4665 | 106 | |
bdbb05bb | 107 | // Save the geometry |
108 | TDirectory* saveDir = gDirectory; | |
109 | gAlice->GetRunLoader()->CdGAFile(); | |
110 | fGeometry->Write("TRDgeometry"); | |
111 | saveDir->cd(); | |
112 | ||
fe4da5cc | 113 | // Allocate the hit array |
f73816f5 | 114 | fHits = new TClonesArray("AliTRDhit" ,405); |
5d12ce38 | 115 | gAlice->GetMCApp()->AddHitList(fHits); |
99d5402e | 116 | |
117 | // Allocate the digits array | |
f73816f5 | 118 | fDigits = 0; |
5c7f4665 | 119 | |
6244debe | 120 | fIshunt = 0; |
121 | fGasMix = 1; | |
793ff80c | 122 | |
6244debe | 123 | fGasDensity = 0; |
124 | fFoilDensity = 0; | |
793ff80c | 125 | |
6244debe | 126 | fDrawTR = 0; |
127 | fDisplayType = 0; | |
128 | ||
fe4da5cc | 129 | SetMarkerColor(kWhite); |
82bbf98a | 130 | |
fe4da5cc | 131 | } |
99d5402e | 132 | |
8230f242 | 133 | //_____________________________________________________________________________ |
73ae7b59 | 134 | AliTRD::AliTRD(const AliTRD &trd):AliDetector(trd) |
8230f242 | 135 | { |
136 | // | |
137 | // Copy constructor | |
138 | // | |
139 | ||
dd9a6ee3 | 140 | ((AliTRD &) trd).Copy(*this); |
8230f242 | 141 | |
142 | } | |
143 | ||
99d5402e | 144 | //_____________________________________________________________________________ |
145 | AliTRD::~AliTRD() | |
146 | { | |
147 | // | |
148 | // TRD destructor | |
149 | // | |
150 | ||
151 | fIshunt = 0; | |
152 | ||
abaf1f1d | 153 | if (fGeometry) { |
154 | delete fGeometry; | |
332e9569 | 155 | fGeometry = 0; |
abaf1f1d | 156 | } |
157 | if (fHits) { | |
158 | delete fHits; | |
332e9569 | 159 | fHits = 0; |
abaf1f1d | 160 | } |
5c7f4665 | 161 | |
162 | } | |
163 | ||
6244debe | 164 | //_____________________________________________________________________________ |
165 | void AliTRD::Hits2Digits() | |
2ab0c725 | 166 | { |
167 | // | |
168 | // Create digits | |
169 | // | |
be385a87 | 170 | AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class"); |
171 | digitizer.SetDebug(GetDebug()); | |
88cb7938 | 172 | |
6244debe | 173 | // Initialization |
be385a87 | 174 | digitizer.InitDetector(); |
6244debe | 175 | |
85a5290f | 176 | if (!fLoader->TreeH()) fLoader->LoadHits("read"); |
177 | fLoader->LoadDigits("recreate"); | |
178 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
6244debe | 179 | |
85a5290f | 180 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { |
be385a87 | 181 | digitizer.Open(runLoader->GetFileName().Data(), iEvent); |
182 | digitizer.MakeDigits(); | |
183 | digitizer.WriteDigits(); | |
6244debe | 184 | } |
185 | ||
85a5290f | 186 | fLoader->UnloadHits(); |
187 | fLoader->UnloadDigits(); | |
a328fff9 | 188 | |
6244debe | 189 | } |
190 | ||
191 | //_____________________________________________________________________________ | |
192 | void AliTRD::Hits2SDigits() | |
193 | { | |
194 | // | |
195 | // Create summable digits | |
196 | // | |
a328fff9 | 197 | |
be385a87 | 198 | AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class"); |
6244debe | 199 | // For the summable digits |
be385a87 | 200 | digitizer.SetSDigits(kTRUE); |
201 | digitizer.SetDebug(GetDebug()); | |
6244debe | 202 | |
203 | // Initialization | |
be385a87 | 204 | digitizer.InitDetector(); |
2ab0c725 | 205 | |
85a5290f | 206 | if (!fLoader->TreeH()) fLoader->LoadHits("read"); |
207 | fLoader->LoadSDigits("recreate"); | |
208 | AliRunLoader* runLoader = fLoader->GetRunLoader(); | |
6244debe | 209 | |
85a5290f | 210 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) { |
be385a87 | 211 | digitizer.Open(runLoader->GetFileName().Data(), iEvent); |
212 | digitizer.MakeDigits(); | |
213 | digitizer.WriteDigits(); | |
85a5290f | 214 | } |
2ab0c725 | 215 | |
85a5290f | 216 | fLoader->UnloadHits(); |
217 | fLoader->UnloadSDigits(); | |
a328fff9 | 218 | |
219 | } | |
6244debe | 220 | |
85a5290f | 221 | //_____________________________________________________________________________ |
c92eb8ad | 222 | AliDigitizer* AliTRD::CreateDigitizer(AliRunDigitizer* manager) const |
85a5290f | 223 | { |
a328fff9 | 224 | // |
225 | // Creates a new digitizer object | |
226 | // | |
227 | ||
85a5290f | 228 | return new AliTRDdigitizer(manager); |
a328fff9 | 229 | |
6244debe | 230 | } |
231 | ||
232 | //_____________________________________________________________________________ | |
233 | void AliTRD::SDigits2Digits() | |
234 | { | |
235 | // | |
236 | // Create final digits from summable digits | |
237 | // | |
238 | ||
abaf1f1d | 239 | // Create the TRD digitizer |
be385a87 | 240 | AliTRDdigitizer digitizer("TRDdigitizer","TRD digitizer class"); |
241 | digitizer.SetDebug(GetDebug()); | |
99d5402e | 242 | |
abaf1f1d | 243 | // Set the parameter |
be385a87 | 244 | digitizer.SetEvent(gAlice->GetEvNumber()); |
abaf1f1d | 245 | |
246 | // Initialization | |
be385a87 | 247 | digitizer.InitDetector(); |
abaf1f1d | 248 | |
249 | // Read the s-digits via digits manager | |
be385a87 | 250 | AliTRDdigitsManager sdigitsManager; |
88cb7938 | 251 | |
be385a87 | 252 | sdigitsManager.SetDebug(GetDebug()); |
253 | sdigitsManager.SetSDigits(kTRUE); | |
254 | sdigitsManager.CreateArrays(); | |
88cb7938 | 255 | |
256 | if (!fLoader->TreeS()) | |
257 | if (fLoader->LoadSDigits("read")) | |
258 | { | |
259 | Error("SDigits2Digits","Error while reading SDigits for event %d",gAlice->GetEvNumber()); | |
260 | return; | |
261 | } | |
262 | if (!fLoader->TreeS()) return; | |
263 | ||
be385a87 | 264 | sdigitsManager.ReadDigits(fLoader->TreeS()); |
abaf1f1d | 265 | |
266 | // Add the s-digits to the input list | |
be385a87 | 267 | digitizer.AddSDigitsManager(&sdigitsManager); |
99d5402e | 268 | |
abaf1f1d | 269 | // Convert the s-digits to normal digits |
be385a87 | 270 | digitizer.SDigits2Digits(); |
abaf1f1d | 271 | |
272 | // Store the digits | |
88cb7938 | 273 | if (!fLoader->TreeD()) fLoader->MakeTree("D"); |
be385a87 | 274 | if (digitizer.MakeBranch(fLoader->TreeD())){ |
275 | digitizer.WriteDigits(); | |
abaf1f1d | 276 | } |
99d5402e | 277 | |
278 | } | |
279 | ||
b864d801 | 280 | //_____________________________________________________________________________ |
281 | void AliTRD::Digits2Raw() | |
282 | { | |
283 | // | |
284 | // convert digits of the current event to raw data | |
285 | // | |
286 | ||
287 | fLoader->LoadDigits(); | |
288 | TTree* digits = fLoader->TreeD(); | |
289 | if (!digits) { | |
290 | Error("Digits2Raw", "no digits tree"); | |
291 | return; | |
292 | } | |
293 | ||
294 | AliTRDrawData rawWriter; | |
295 | // rawWriter.SetDebug(2); | |
296 | if (!rawWriter.Digits2Raw(digits)) { | |
297 | Error("AliTRD::Digits2Raw","The raw writer could not load the digits tree"); | |
298 | } | |
299 | ||
300 | fLoader->UnloadDigits(); | |
301 | ||
302 | } | |
303 | ||
fe4da5cc | 304 | //_____________________________________________________________________________ |
332e9569 | 305 | void AliTRD::AddHit(Int_t track, Int_t det, Float_t *hits, Int_t q |
306 | , Bool_t inDrift) | |
fe4da5cc | 307 | { |
308 | // | |
309 | // Add a hit for the TRD | |
332e9569 | 310 | // |
82bbf98a | 311 | |
a328fff9 | 312 | TClonesArray &lhits = *fHits; |
313 | AliTRDhit *hit = new(lhits[fNhits++]) AliTRDhit(fIshunt,track,det,hits,q); | |
314 | if (inDrift) { | |
315 | hit->SetDrift(); | |
332e9569 | 316 | } |
a328fff9 | 317 | else { |
318 | hit->SetAmplification(); | |
319 | } | |
320 | if (q < 0) { | |
321 | hit->SetTRphoton(); | |
332e9569 | 322 | } |
82bbf98a | 323 | |
fe4da5cc | 324 | } |
325 | ||
326 | //_____________________________________________________________________________ | |
327 | void AliTRD::BuildGeometry() | |
328 | { | |
329 | // | |
330 | // Create the ROOT TNode geometry for the TRD | |
331 | // | |
82bbf98a | 332 | |
8230f242 | 333 | TNode *node, *top; |
fe4da5cc | 334 | TPGON *pgon; |
793ff80c | 335 | |
336 | Float_t rmin, rmax; | |
337 | Float_t zmax1, zmax2; | |
db30bf0f | 338 | |
339 | Int_t iPlan; | |
793ff80c | 340 | |
fe4da5cc | 341 | const Int_t kColorTRD = 46; |
d3f347ff | 342 | |
fe4da5cc | 343 | // Find the top node alice |
8230f242 | 344 | top = gAlice->GetGeometry()->GetNode("alice"); |
d3f347ff | 345 | |
db30bf0f | 346 | if (fDisplayType == 0) { |
793ff80c | 347 | |
348 | pgon = new TPGON("S_TRD","TRD","void",0,360,AliTRDgeometry::Nsect(),4); | |
349 | rmin = AliTRDgeometry::Rmin(); | |
350 | rmax = AliTRDgeometry::Rmax(); | |
351 | pgon->DefineSection(0,-AliTRDgeometry::Zmax1(),rmax,rmax); | |
352 | pgon->DefineSection(1,-AliTRDgeometry::Zmax2(),rmin,rmax); | |
353 | pgon->DefineSection(2, AliTRDgeometry::Zmax2(),rmin,rmax); | |
354 | pgon->DefineSection(3, AliTRDgeometry::Zmax1(),rmax,rmax); | |
355 | top->cd(); | |
356 | node = new TNode("TRD","TRD","S_TRD",0,0,0,""); | |
357 | node->SetLineColor(kColorTRD); | |
358 | fNodes->Add(node); | |
359 | ||
db30bf0f | 360 | } |
361 | else if (fDisplayType == 1) { | |
793ff80c | 362 | |
f73816f5 | 363 | Char_t name[7]; |
364 | ||
793ff80c | 365 | Float_t slope = (AliTRDgeometry::Zmax1() - AliTRDgeometry::Zmax2()) |
366 | / (AliTRDgeometry::Rmax() - AliTRDgeometry::Rmin()); | |
367 | ||
332e9569 | 368 | rmin = AliTRDgeometry::Rmin() + AliTRDgeometry::CraHght(); |
369 | rmax = rmin + AliTRDgeometry::CdrHght(); | |
f73816f5 | 370 | |
371 | Float_t thickness = rmin - AliTRDgeometry::Rmin(); | |
372 | zmax2 = AliTRDgeometry::Zmax2() + slope * thickness; | |
793ff80c | 373 | zmax1 = zmax2 + slope * AliTRDgeometry::DrThick(); |
793ff80c | 374 | |
db30bf0f | 375 | for (iPlan = 0; iPlan < AliTRDgeometry::Nplan(); iPlan++) { |
793ff80c | 376 | |
f73816f5 | 377 | sprintf(name,"S_TR1%d",iPlan); |
378 | pgon = new TPGON(name,"TRD","void",0,360,AliTRDgeometry::Nsect(),4); | |
379 | pgon->DefineSection(0,-zmax1,rmax,rmax); | |
380 | pgon->DefineSection(1,-zmax2,rmin,rmax); | |
381 | pgon->DefineSection(2, zmax2,rmin,rmax); | |
382 | pgon->DefineSection(3, zmax1,rmax,rmax); | |
383 | top->cd(); | |
384 | node = new TNode("TRD","TRD",name,0,0,0,""); | |
385 | node->SetLineColor(kColorTRD); | |
386 | fNodes->Add(node); | |
387 | ||
388 | Float_t height = AliTRDgeometry::Cheight() + AliTRDgeometry::Cspace(); | |
389 | rmin = rmin + height; | |
390 | rmax = rmax + height; | |
391 | zmax1 = zmax1 + slope * height; | |
392 | zmax2 = zmax2 + slope * height; | |
393 | ||
394 | } | |
395 | ||
396 | thickness += AliTRDgeometry::DrThick(); | |
397 | rmin = AliTRDgeometry::Rmin() + thickness; | |
398 | rmax = rmin + AliTRDgeometry::AmThick(); | |
399 | zmax2 = AliTRDgeometry::Zmax2() + slope * thickness; | |
400 | zmax1 = zmax2 + slope * AliTRDgeometry::AmThick(); | |
401 | ||
db30bf0f | 402 | for (iPlan = 0; iPlan < AliTRDgeometry::Nplan(); iPlan++) { |
f73816f5 | 403 | |
404 | sprintf(name,"S_TR2%d",iPlan); | |
793ff80c | 405 | pgon = new TPGON(name,"TRD","void",0,360,AliTRDgeometry::Nsect(),4); |
406 | pgon->DefineSection(0,-zmax1,rmax,rmax); | |
407 | pgon->DefineSection(1,-zmax2,rmin,rmax); | |
408 | pgon->DefineSection(2, zmax2,rmin,rmax); | |
409 | pgon->DefineSection(3, zmax1,rmax,rmax); | |
410 | top->cd(); | |
411 | node = new TNode("TRD","TRD",name,0,0,0,""); | |
412 | node->SetLineColor(kColorTRD); | |
413 | fNodes->Add(node); | |
414 | ||
415 | Float_t height = AliTRDgeometry::Cheight() + AliTRDgeometry::Cspace(); | |
416 | rmin = rmin + height; | |
417 | rmax = rmax + height; | |
418 | zmax1 = zmax1 + slope * height; | |
419 | zmax2 = zmax2 + slope * height; | |
420 | ||
421 | } | |
422 | ||
db30bf0f | 423 | } |
d3f347ff | 424 | |
fe4da5cc | 425 | } |
426 | ||
8230f242 | 427 | //_____________________________________________________________________________ |
dd9a6ee3 | 428 | void AliTRD::Copy(TObject &trd) |
8230f242 | 429 | { |
430 | // | |
431 | // Copy function | |
432 | // | |
433 | ||
793ff80c | 434 | ((AliTRD &) trd).fGasMix = fGasMix; |
435 | ((AliTRD &) trd).fGeometry = fGeometry; | |
793ff80c | 436 | ((AliTRD &) trd).fGasDensity = fGasDensity; |
437 | ((AliTRD &) trd).fFoilDensity = fFoilDensity; | |
438 | ((AliTRD &) trd).fDrawTR = fDrawTR; | |
439 | ((AliTRD &) trd).fDisplayType = fDisplayType; | |
8230f242 | 440 | |
441 | //AliDetector::Copy(trd); | |
442 | ||
443 | } | |
444 | ||
fe4da5cc | 445 | //_____________________________________________________________________________ |
82bbf98a | 446 | void AliTRD::CreateGeometry() |
fe4da5cc | 447 | { |
82bbf98a | 448 | // |
449 | // Creates the volumes for the TRD chambers | |
450 | // | |
82bbf98a | 451 | |
452 | // Check that FRAME is there otherwise we have no place where to put the TRD | |
8230f242 | 453 | AliModule* frame = gAlice->GetModule("FRAME"); |
454 | if (!frame) { | |
851d3db9 | 455 | printf(" The TRD needs the FRAME to be defined first\n"); |
456 | return; | |
82bbf98a | 457 | } |
d3f347ff | 458 | |
851d3db9 | 459 | fGeometry->CreateGeometry(fIdtmed->GetArray() - 1299); |
5c7f4665 | 460 | |
82bbf98a | 461 | } |
462 | ||
463 | //_____________________________________________________________________________ | |
464 | void AliTRD::CreateMaterials() | |
465 | { | |
fe4da5cc | 466 | // |
467 | // Create the materials for the TRD | |
468 | // Origin Y.Foka | |
469 | // | |
470 | ||
8230f242 | 471 | Int_t isxfld = gAlice->Field()->Integ(); |
472 | Float_t sxmgmx = gAlice->Field()->Max(); | |
fe4da5cc | 473 | |
d3f347ff | 474 | // For polyethilene (CH2) |
475 | Float_t ape[2] = { 12., 1. }; | |
476 | Float_t zpe[2] = { 6., 1. }; | |
477 | Float_t wpe[2] = { 1., 2. }; | |
478 | Float_t dpe = 0.95; | |
479 | ||
480 | // For mylar (C5H4O2) | |
481 | Float_t amy[3] = { 12., 1., 16. }; | |
482 | Float_t zmy[3] = { 6., 1., 8. }; | |
483 | Float_t wmy[3] = { 5., 4., 2. }; | |
fe4da5cc | 484 | Float_t dmy = 1.39; |
d3f347ff | 485 | |
486 | // For CO2 | |
487 | Float_t aco[2] = { 12., 16. }; | |
488 | Float_t zco[2] = { 6., 8. }; | |
489 | Float_t wco[2] = { 1., 2. }; | |
490 | Float_t dco = 0.001977; | |
491 | ||
492 | // For water | |
493 | Float_t awa[2] = { 1., 16. }; | |
494 | Float_t zwa[2] = { 1., 8. }; | |
495 | Float_t wwa[2] = { 2., 1. }; | |
496 | Float_t dwa = 1.0; | |
497 | ||
498 | // For isobutane (C4H10) | |
499 | Float_t ais[2] = { 12., 1. }; | |
500 | Float_t zis[2] = { 6., 1. }; | |
501 | Float_t wis[2] = { 4., 10. }; | |
502 | Float_t dis = 0.00267; | |
503 | ||
db30bf0f | 504 | // For plexiglas (C5H8O2) |
505 | Float_t apg[3] = { 12.011 , 1.0 , 15.9994 }; | |
506 | Float_t zpg[3] = { 6.0 , 1.0 , 8.0 }; | |
507 | Float_t wpg[3] = { 5.0 , 8.0 , 2.0 }; | |
508 | Float_t dpg = 1.18; | |
08ca3951 | 509 | |
510 | // For epoxy (C18H19O3) | |
511 | Float_t aEpoxy[3] = { 15.9994 , 1.00794 , 12.0107 }; | |
512 | Float_t zEpoxy[3] = { 8.0 , 1.0 , 6.0 }; | |
513 | Float_t wEpoxy[3] = { 3.0 , 19.0 , 18.0 }; | |
514 | Float_t dEpoxy = 1.8 ; | |
515 | ||
516 | // For air | |
517 | Float_t aAir[4] = { 12.0 , 14.0 , 16.0 , 36.0 }; | |
518 | Float_t zAir[4] = { 6.0 , 7.0 , 8.0 , 18.0 }; | |
519 | Float_t wAir[4] = { 0.000124 , 0.755267 , 0.231781 , 0.012827}; | |
520 | Float_t dAir = 1.20479E-3; | |
521 | ||
522 | // For G10 | |
523 | Float_t aG10[4] = { 1.0 , 12.011 , 15.9994 , 28.086 }; | |
524 | Float_t zG10[4] = { 1.0 , 6.0 , 8.0 , 14.0 }; | |
7ddbf30e | 525 | //PH Float_t wG10[4] = { 0.148648649 , 0.104054054 , 0.483499056 , 0.241666667 }; |
526 | Float_t wG10[4]={0.15201,0.10641,0.49444,0.24714}; | |
08ca3951 | 527 | Float_t dG10 = 1.7; |
db30bf0f | 528 | |
d3f347ff | 529 | // For Xe/CO2-gas-mixture |
08ca3951 | 530 | Float_t aXeCO2[3] = { 39.948, 12.0107, 15.9994 }; |
531 | Float_t zXeCO2[3] = { 18.0, 6.0, 8.0 }; | |
532 | Float_t wXeCO2[3] = { 0.85, 0.0375, 0.1125 }; | |
db30bf0f | 533 | // Xe-content of the Xe/CO2-mixture (85% / 15%) |
534 | Float_t fxc = .85; | |
d3f347ff | 535 | // Xe-content of the Xe/Isobutane-mixture (97% / 3%) |
536 | Float_t fxi = .97; | |
fe4da5cc | 537 | Float_t dxe = .005858; |
538 | ||
d3f347ff | 539 | // General tracking parameter |
fe4da5cc | 540 | Float_t tmaxfd = -10.; |
541 | Float_t stemax = -1e10; | |
d3f347ff | 542 | Float_t deemax = -0.1; |
543 | Float_t epsil = 1e-4; | |
544 | Float_t stmin = -0.001; | |
fe4da5cc | 545 | |
546 | Float_t absl, radl, d, buf[1]; | |
793ff80c | 547 | Float_t agm[2], zgm[2], wgm[2]; |
548 | Float_t dgm1, dgm2; | |
d3f347ff | 549 | Int_t nbuf; |
fe4da5cc | 550 | |
d3f347ff | 551 | ////////////////////////////////////////////////////////////////////////// |
fe4da5cc | 552 | // Define Materials |
d3f347ff | 553 | ////////////////////////////////////////////////////////////////////////// |
554 | ||
16bf9884 | 555 | AliMaterial( 1, "Al" , 26.98, 13.0, 2.7 , 8.9 , 37.2); |
08ca3951 | 556 | //AliMaterial( 2, "Air" , 14.61, 7.3, 0.001205, 30420.0 , 67500.0); |
16bf9884 | 557 | AliMaterial( 4, "Xe" , 131.29, 54.0, dxe , 1447.59, 0.0); |
558 | AliMaterial( 5, "Cu" , 63.54, 29.0, 8.96 , 1.43, 14.8); | |
559 | AliMaterial( 6, "C" , 12.01, 6.0, 2.265 , 18.8 , 74.4); | |
08ca3951 | 560 | //AliMaterial(12, "G10" , 20.00, 10.0, 1.7 , 19.4 , 999.0); |
16bf9884 | 561 | AliMaterial(15, "Sn" , 118.71, 50.0, 7.31 , 1.21, 14.8); |
562 | AliMaterial(16, "Si" , 28.09, 14.0, 2.33 , 9.36, 37.2); | |
08ca3951 | 563 | //AliMaterial(17, "Epoxy", 17.75, 8.9, 1.8 , 21.82, 999.0); |
d3f347ff | 564 | |
565 | // Mixtures | |
08ca3951 | 566 | AliMixture(2, "Air" , aAir, zAir, dAir, 4, wAir); |
567 | AliMixture(3, "Polyethilene", ape, zpe, dpe, -2, wpe); | |
568 | AliMixture(7, "Mylar", amy, zmy, dmy, -3, wmy); | |
569 | AliMixture(8, "CO2", aco, zco, dco, -2, wco); | |
570 | AliMixture(9, "Isobutane", ais, zis, dis, -2, wis); | |
571 | AliMixture(12,"G10", aG10, zG10, dG10, 4, wG10); | |
572 | AliMixture(13,"Water", awa, zwa, dwa, -2, wwa); | |
573 | AliMixture(14,"Plexiglas", apg, zpg, dpg, -3, wpg); | |
574 | AliMixture(17,"Epoxy", aEpoxy,zEpoxy,dEpoxy, -3, wEpoxy); | |
d3f347ff | 575 | |
576 | // Gas mixtures | |
00d6d986 | 577 | Char_t namate[21]=""; |
d3f347ff | 578 | // Xe/CO2-mixture |
579 | // Get properties of Xe | |
08ca3951 | 580 | //gMC->Gfmate((*fIdmate)[4], namate, agm[0], zgm[0], d, radl, absl, buf, nbuf); |
d3f347ff | 581 | // Get properties of CO2 |
08ca3951 | 582 | //gMC->Gfmate((*fIdmate)[8], namate, agm[1], zgm[1], d, radl, absl, buf, nbuf); |
d3f347ff | 583 | // Create gas mixture |
584 | wgm[0] = fxc; | |
585 | wgm[1] = 1. - fxc; | |
793ff80c | 586 | dgm1 = wgm[0] * dxe + wgm[1] * dco; |
08ca3951 | 587 | AliMixture(10, "Gas mixture 1", aXeCO2, zXeCO2, dgm1, 3, wXeCO2); |
588 | ||
d3f347ff | 589 | // Xe/Isobutane-mixture |
590 | // Get properties of Xe | |
cfce8870 | 591 | gMC->Gfmate((*fIdmate)[4], namate, agm[0], zgm[0], d, radl, absl, buf, nbuf); |
d3f347ff | 592 | // Get properties of Isobutane |
cfce8870 | 593 | gMC->Gfmate((*fIdmate)[9], namate, agm[1], zgm[1], d, radl, absl, buf, nbuf); |
d3f347ff | 594 | // Create gas mixture |
595 | wgm[0] = fxi; | |
596 | wgm[1] = 1. - fxi; | |
793ff80c | 597 | dgm2 = wgm[0] * dxe + wgm[1] * dis; |
db30bf0f | 598 | AliMixture(11, "Gas mixture 2", agm, zgm, dgm2, 2, wgm); |
d3f347ff | 599 | |
600 | ////////////////////////////////////////////////////////////////////////// | |
fe4da5cc | 601 | // Tracking Media Parameters |
d3f347ff | 602 | ////////////////////////////////////////////////////////////////////////// |
603 | ||
604 | // Al Frame | |
db30bf0f | 605 | AliMedium(1, "Al Frame", 1, 0, isxfld, sxmgmx |
d3f347ff | 606 | , tmaxfd, stemax, deemax, epsil, stmin); |
607 | // Air | |
db30bf0f | 608 | AliMedium(2, "Air", 2, 0, isxfld, sxmgmx |
d3f347ff | 609 | , tmaxfd, stemax, deemax, epsil, stmin); |
610 | // Polyethilene | |
db30bf0f | 611 | AliMedium(3, "Radiator", 3, 0, isxfld, sxmgmx |
d3f347ff | 612 | , tmaxfd, stemax, deemax, epsil, stmin); |
613 | // Xe | |
db30bf0f | 614 | AliMedium(4, "Xe", 4, 1, isxfld, sxmgmx |
d3f347ff | 615 | , tmaxfd, stemax, deemax, epsil, stmin); |
616 | // Cu pads | |
db30bf0f | 617 | AliMedium(5, "Padplane", 5, 1, isxfld, sxmgmx |
d3f347ff | 618 | , tmaxfd, stemax, deemax, epsil, stmin); |
619 | // Fee + cables | |
db30bf0f | 620 | AliMedium(6, "Readout", 1, 0, isxfld, sxmgmx |
d3f347ff | 621 | , tmaxfd, stemax, deemax, epsil, stmin); |
622 | // C frame | |
db30bf0f | 623 | AliMedium(7, "C Frame", 6, 0, isxfld, sxmgmx |
d3f347ff | 624 | , tmaxfd, stemax, deemax, epsil, stmin); |
625 | // Mylar foils | |
db30bf0f | 626 | AliMedium(8, "Mylar", 7, 0, isxfld, sxmgmx |
d3f347ff | 627 | , tmaxfd, stemax, deemax, epsil, stmin); |
628 | if (fGasMix == 1) { | |
629 | // Gas-mixture (Xe/CO2) | |
db30bf0f | 630 | AliMedium(9, "Gas-mix", 10, 1, isxfld, sxmgmx |
d3f347ff | 631 | , tmaxfd, stemax, deemax, epsil, stmin); |
632 | } | |
633 | else { | |
634 | // Gas-mixture (Xe/Isobutane) | |
db30bf0f | 635 | AliMedium(9, "Gas-mix", 11, 1, isxfld, sxmgmx |
d3f347ff | 636 | , tmaxfd, stemax, deemax, epsil, stmin); |
637 | } | |
638 | // Nomex-honeycomb (use carbon for the time being) | |
db30bf0f | 639 | AliMedium(10, "Nomex", 6, 0, isxfld, sxmgmx |
d3f347ff | 640 | , tmaxfd, stemax, deemax, epsil, stmin); |
641 | // Kapton foils (use Mylar for the time being) | |
db30bf0f | 642 | AliMedium(11, "Kapton", 7, 0, isxfld, sxmgmx |
d3f347ff | 643 | , tmaxfd, stemax, deemax, epsil, stmin); |
644 | // Gas-filling of the radiator | |
db30bf0f | 645 | AliMedium(12, "CO2", 8, 0, isxfld, sxmgmx |
d3f347ff | 646 | , tmaxfd, stemax, deemax, epsil, stmin); |
647 | // G10-plates | |
db30bf0f | 648 | AliMedium(13, "G10-plates",12, 0, isxfld, sxmgmx |
d3f347ff | 649 | , tmaxfd, stemax, deemax, epsil, stmin); |
650 | // Cooling water | |
db30bf0f | 651 | AliMedium(14, "Water", 13, 0, isxfld, sxmgmx |
652 | , tmaxfd, stemax, deemax, epsil, stmin); | |
653 | // Rohacell (plexiglas) for the radiator | |
654 | AliMedium(15, "Rohacell", 14, 0, isxfld, sxmgmx | |
d3f347ff | 655 | , tmaxfd, stemax, deemax, epsil, stmin); |
16bf9884 | 656 | // Al layer in MCMs |
657 | AliMedium(16, "MCM-Al" , 1, 0, isxfld, sxmgmx | |
658 | , tmaxfd, stemax, deemax, epsil, stmin); | |
659 | // Sn layer in MCMs | |
660 | AliMedium(17, "MCM-Sn" , 15, 0, isxfld, sxmgmx | |
661 | , tmaxfd, stemax, deemax, epsil, stmin); | |
662 | // Cu layer in MCMs | |
663 | AliMedium(18, "MCM-Cu" , 5, 0, isxfld, sxmgmx | |
664 | , tmaxfd, stemax, deemax, epsil, stmin); | |
665 | // G10 layer in MCMs | |
666 | AliMedium(19, "MCM-G10" , 12, 0, isxfld, sxmgmx | |
667 | , tmaxfd, stemax, deemax, epsil, stmin); | |
668 | // Si in readout chips | |
669 | AliMedium(20, "Chip-Si" , 16, 0, isxfld, sxmgmx | |
670 | , tmaxfd, stemax, deemax, epsil, stmin); | |
671 | // Epoxy in readout chips | |
672 | AliMedium(21, "Chip-Ep" , 17, 0, isxfld, sxmgmx | |
673 | , tmaxfd, stemax, deemax, epsil, stmin); | |
674 | // PE in connectors | |
675 | AliMedium(22, "Conn-PE" , 3, 0, isxfld, sxmgmx | |
676 | , tmaxfd, stemax, deemax, epsil, stmin); | |
677 | // Cu in connectors | |
678 | AliMedium(23, "Chip-Cu" , 5, 0, isxfld, sxmgmx | |
679 | , tmaxfd, stemax, deemax, epsil, stmin); | |
680 | // Al of cooling pipes | |
681 | AliMedium(24, "Cooling" , 1, 0, isxfld, sxmgmx | |
682 | , tmaxfd, stemax, deemax, epsil, stmin); | |
73ae7b59 | 683 | // Cu in services |
684 | AliMedium(25, "Serv-Cu" , 5, 0, isxfld, sxmgmx | |
685 | , tmaxfd, stemax, deemax, epsil, stmin); | |
d3f347ff | 686 | |
793ff80c | 687 | // Save the density values for the TRD absorbtion |
688 | fFoilDensity = dmy; | |
689 | if (fGasMix == 1) | |
690 | fGasDensity = dgm1; | |
691 | else | |
692 | fGasDensity = dgm2; | |
693 | ||
fe4da5cc | 694 | } |
695 | ||
82bbf98a | 696 | //_____________________________________________________________________________ |
0a29d0f1 | 697 | void AliTRD::DrawModule() const |
82bbf98a | 698 | { |
699 | // | |
700 | // Draw a shaded view of the Transition Radiation Detector version 0 | |
701 | // | |
702 | ||
703 | // Set everything unseen | |
704 | gMC->Gsatt("*" ,"SEEN",-1); | |
705 | ||
706 | // Set ALIC mother transparent | |
707 | gMC->Gsatt("ALIC","SEEN", 0); | |
708 | ||
709 | // Set the volumes visible | |
851d3db9 | 710 | if (fGeometry->IsVersion() == 0) { |
5c7f4665 | 711 | gMC->Gsatt("B071","SEEN", 0); |
712 | gMC->Gsatt("B074","SEEN", 0); | |
713 | gMC->Gsatt("B075","SEEN", 0); | |
714 | gMC->Gsatt("B077","SEEN", 0); | |
715 | gMC->Gsatt("BTR1","SEEN", 0); | |
716 | gMC->Gsatt("BTR2","SEEN", 0); | |
717 | gMC->Gsatt("BTR3","SEEN", 0); | |
332e9569 | 718 | gMC->Gsatt("UTR1","SEEN", 0); |
719 | gMC->Gsatt("UTR2","SEEN", 0); | |
720 | gMC->Gsatt("UTR3","SEEN", 0); | |
5c7f4665 | 721 | } |
722 | else { | |
723 | gMC->Gsatt("B071","SEEN", 0); | |
724 | gMC->Gsatt("B074","SEEN", 0); | |
725 | gMC->Gsatt("B075","SEEN", 0); | |
726 | gMC->Gsatt("B077","SEEN", 0); | |
727 | gMC->Gsatt("BTR1","SEEN", 0); | |
728 | gMC->Gsatt("BTR2","SEEN", 0); | |
729 | gMC->Gsatt("BTR3","SEEN", 0); | |
332e9569 | 730 | gMC->Gsatt("UTR1","SEEN", 0); |
6f1e466d | 731 | if (fGeometry->GetPHOShole()) |
332e9569 | 732 | gMC->Gsatt("UTR2","SEEN", 0); |
6f1e466d | 733 | if (fGeometry->GetRICHhole()) |
332e9569 | 734 | gMC->Gsatt("UTR3","SEEN", 0); |
5c7f4665 | 735 | } |
332e9569 | 736 | // gMC->Gsatt("UCII","SEEN", 0); |
737 | // gMC->Gsatt("UCIM","SEEN", 0); | |
738 | // gMC->Gsatt("UCIO","SEEN", 0); | |
739 | // gMC->Gsatt("UL02","SEEN", 1); | |
740 | // gMC->Gsatt("UL05","SEEN", 1); | |
741 | // gMC->Gsatt("UL06","SEEN", 1); | |
82bbf98a | 742 | |
743 | gMC->Gdopt("hide", "on"); | |
744 | gMC->Gdopt("shad", "on"); | |
745 | gMC->Gsatt("*", "fill", 7); | |
746 | gMC->SetClipBox("."); | |
747 | gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 2000); | |
748 | gMC->DefaultRange(); | |
749 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.4, .021, .021); | |
750 | gMC->Gdhead(1111, "Transition Radiation Detector"); | |
751 | gMC->Gdman(18, 4, "MAN"); | |
752 | ||
753 | } | |
754 | ||
fe4da5cc | 755 | //_____________________________________________________________________________ |
0a29d0f1 | 756 | Int_t AliTRD::DistancetoPrimitive(Int_t , Int_t ) const |
fe4da5cc | 757 | { |
758 | // | |
759 | // Distance between the mouse and the TRD detector on the screen | |
760 | // Dummy routine | |
82bbf98a | 761 | |
762 | return 9999; | |
763 | ||
fe4da5cc | 764 | } |
765 | ||
766 | //_____________________________________________________________________________ | |
767 | void AliTRD::Init() | |
768 | { | |
769 | // | |
851d3db9 | 770 | // Initialize the TRD detector after the geometry has been created |
fe4da5cc | 771 | // |
82bbf98a | 772 | |
5c7f4665 | 773 | Int_t i; |
851d3db9 | 774 | |
abaf1f1d | 775 | if (fDebug) { |
9e1a0ddb | 776 | printf("\n%s: ",ClassName()); |
777 | for (i = 0; i < 35; i++) printf("*"); | |
778 | printf(" TRD_INIT "); | |
779 | for (i = 0; i < 35; i++) printf("*"); | |
780 | printf("\n"); | |
781 | } | |
5c7f4665 | 782 | |
d37eec5e | 783 | if (fGeometry->IsVersion() == 1) { |
784 | printf("%s: Full geometry version initialized\n",ClassName()); | |
6f1e466d | 785 | if (fGeometry->GetPHOShole()) |
9e1a0ddb | 786 | printf("%s: Leave space in front of PHOS free\n",ClassName()); |
6f1e466d | 787 | if (fGeometry->GetRICHhole()) |
9e1a0ddb | 788 | printf("%s: Leave space in front of RICH free\n",ClassName()); |
5c7f4665 | 789 | } |
d37eec5e | 790 | else { |
791 | printf("%s: Not a valid geometry\n",ClassName()); | |
792 | } | |
9e1a0ddb | 793 | |
abaf1f1d | 794 | if (fGasMix == 1) { |
db30bf0f | 795 | printf("%s: Gas Mixture: 85%% Xe + 15%% CO2\n",ClassName()); |
abaf1f1d | 796 | } |
797 | else { | |
9e1a0ddb | 798 | printf("%s: Gas Mixture: 97%% Xe + 3%% Isobutane\n",ClassName()); |
abaf1f1d | 799 | } |
5c7f4665 | 800 | |
801 | } | |
802 | ||
793ff80c | 803 | //_____________________________________________________________________________ |
73ae7b59 | 804 | void AliTRD::LoadPoints(Int_t ) |
793ff80c | 805 | { |
806 | // | |
807 | // Store x, y, z of all hits in memory. | |
808 | // Hit originating from TR photons are given a different color | |
809 | // | |
810 | ||
332e9569 | 811 | //if (!fDrawTR) { |
812 | // AliDetector::LoadPoints(track); | |
813 | // return; | |
814 | //} | |
793ff80c | 815 | |
a328fff9 | 816 | if (fHits == 0) return; |
793ff80c | 817 | |
a328fff9 | 818 | Int_t nhits = fHits->GetEntriesFast(); |
793ff80c | 819 | if (nhits == 0) return; |
820 | ||
5d12ce38 | 821 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); |
793ff80c | 822 | if (fPoints == 0) fPoints = new TObjArray(tracks); |
823 | ||
824 | AliTRDhit *ahit; | |
825 | ||
826 | Int_t *ntrkE = new Int_t[tracks]; | |
827 | Int_t *ntrkT = new Int_t[tracks]; | |
828 | Int_t *limiE = new Int_t[tracks]; | |
829 | Int_t *limiT = new Int_t[tracks]; | |
830 | Float_t **coorE = new Float_t*[tracks]; | |
831 | Float_t **coorT = new Float_t*[tracks]; | |
832 | for(Int_t i = 0; i < tracks; i++) { | |
833 | ntrkE[i] = 0; | |
834 | ntrkT[i] = 0; | |
835 | coorE[i] = 0; | |
836 | coorT[i] = 0; | |
837 | limiE[i] = 0; | |
838 | limiT[i] = 0; | |
839 | } | |
840 | ||
332e9569 | 841 | AliTRDpoints *points = 0; |
842 | Float_t *fp = 0; | |
843 | Int_t trk; | |
844 | Int_t chunk = nhits / 4 + 1; | |
793ff80c | 845 | |
846 | // Loop over all the hits and store their position | |
332e9569 | 847 | ahit = (AliTRDhit *) FirstHit(-1); |
848 | while (ahit) { | |
793ff80c | 849 | |
850 | // dEdx hits | |
332e9569 | 851 | if (ahit->GetCharge() >= 0) { |
793ff80c | 852 | |
853 | trk = ahit->GetTrack(); | |
854 | if (ntrkE[trk] == limiE[trk]) { | |
855 | // Initialise a new track | |
856 | fp = new Float_t[3*(limiE[trk]+chunk)]; | |
857 | if (coorE[trk]) { | |
858 | memcpy(fp,coorE[trk],sizeof(Float_t)*3*limiE[trk]); | |
859 | delete [] coorE[trk]; | |
860 | } | |
861 | limiE[trk] += chunk; | |
862 | coorE[trk] = fp; | |
863 | } | |
864 | else { | |
865 | fp = coorE[trk]; | |
866 | } | |
867 | fp[3*ntrkE[trk] ] = ahit->X(); | |
868 | fp[3*ntrkE[trk]+1] = ahit->Y(); | |
869 | fp[3*ntrkE[trk]+2] = ahit->Z(); | |
870 | ntrkE[trk]++; | |
871 | ||
872 | } | |
873 | // TR photon hits | |
332e9569 | 874 | else if ((ahit->GetCharge() < 0) && (fDrawTR)) { |
793ff80c | 875 | |
876 | trk = ahit->GetTrack(); | |
877 | if (ntrkT[trk] == limiT[trk]) { | |
878 | // Initialise a new track | |
879 | fp = new Float_t[3*(limiT[trk]+chunk)]; | |
880 | if (coorT[trk]) { | |
881 | memcpy(fp,coorT[trk],sizeof(Float_t)*3*limiT[trk]); | |
882 | delete [] coorT[trk]; | |
883 | } | |
884 | limiT[trk] += chunk; | |
885 | coorT[trk] = fp; | |
886 | } | |
887 | else { | |
888 | fp = coorT[trk]; | |
889 | } | |
890 | fp[3*ntrkT[trk] ] = ahit->X(); | |
891 | fp[3*ntrkT[trk]+1] = ahit->Y(); | |
892 | fp[3*ntrkT[trk]+2] = ahit->Z(); | |
893 | ntrkT[trk]++; | |
894 | ||
895 | } | |
896 | ||
332e9569 | 897 | ahit = (AliTRDhit *) NextHit(); |
898 | ||
793ff80c | 899 | } |
900 | ||
901 | for (trk = 0; trk < tracks; ++trk) { | |
902 | ||
903 | if (ntrkE[trk] || ntrkT[trk]) { | |
904 | ||
905 | points = new AliTRDpoints(); | |
906 | points->SetDetector(this); | |
907 | points->SetParticle(trk); | |
908 | ||
909 | // Set the dEdx points | |
910 | if (ntrkE[trk]) { | |
911 | points->SetMarkerColor(GetMarkerColor()); | |
912 | points->SetMarkerSize(GetMarkerSize()); | |
913 | points->SetPolyMarker(ntrkE[trk],coorE[trk],GetMarkerStyle()); | |
914 | delete [] coorE[trk]; | |
915 | coorE[trk] = 0; | |
916 | } | |
917 | ||
918 | // Set the TR photon points | |
919 | if (ntrkT[trk]) { | |
920 | points->SetTRpoints(ntrkT[trk],coorT[trk]); | |
921 | delete [] coorT[trk]; | |
922 | coorT[trk] = 0; | |
923 | } | |
924 | ||
925 | fPoints->AddAt(points,trk); | |
926 | ||
927 | } | |
928 | ||
929 | } | |
930 | ||
931 | delete [] coorE; | |
932 | delete [] coorT; | |
933 | delete [] ntrkE; | |
934 | delete [] ntrkT; | |
935 | delete [] limiE; | |
936 | delete [] limiT; | |
937 | ||
938 | } | |
939 | ||
5c7f4665 | 940 | //_____________________________________________________________________________ |
88cb7938 | 941 | void AliTRD::MakeBranch(Option_t* option) |
5c7f4665 | 942 | { |
943 | // | |
abaf1f1d | 944 | // Create Tree branches for the TRD digits. |
5c7f4665 | 945 | // |
946 | ||
abaf1f1d | 947 | Int_t buffersize = 4000; |
948 | Char_t branchname[15]; | |
949 | sprintf(branchname,"%s",GetName()); | |
5c7f4665 | 950 | |
aa9d00f0 | 951 | const char *cD = strstr(option,"D"); |
952 | ||
88cb7938 | 953 | AliDetector::MakeBranch(option); |
5c7f4665 | 954 | |
abaf1f1d | 955 | if (fDigits && gAlice->TreeD() && cD) { |
88cb7938 | 956 | MakeBranchInTree(gAlice->TreeD(),branchname,&fDigits,buffersize,0); |
abaf1f1d | 957 | } |
958 | ||
851d3db9 | 959 | } |
960 | ||
6244debe | 961 | //_____________________________________________________________________________ |
962 | void AliTRD::ResetDigits() | |
963 | { | |
964 | // | |
abaf1f1d | 965 | // Reset number of digits and the digits array for this detector |
6244debe | 966 | // |
967 | ||
abaf1f1d | 968 | fNdigits = 0; |
969 | if (fDigits) fDigits->Clear(); | |
6244debe | 970 | |
971 | } | |
972 | ||
5c7f4665 | 973 | //_____________________________________________________________________________ |
974 | void AliTRD::SetTreeAddress() | |
975 | { | |
976 | // | |
977 | // Set the branch addresses for the trees. | |
978 | // | |
979 | ||
a328fff9 | 980 | if ( fLoader->TreeH() && (fHits == 0x0)) { |
981 | fHits = new TClonesArray("AliTRDhit",405); | |
332e9569 | 982 | } |
a328fff9 | 983 | AliDetector::SetTreeAddress(); |
332e9569 | 984 | |
fe4da5cc | 985 | } |
986 | ||
d3f347ff | 987 | //_____________________________________________________________________________ |
b060c36f | 988 | void AliTRD::SetGasMix(Int_t imix) |
d3f347ff | 989 | { |
82bbf98a | 990 | // |
991 | // Defines the gas mixture (imix=0: Xe/Isobutane imix=1: Xe/CO2) | |
992 | // | |
993 | ||
d3f347ff | 994 | if ((imix < 0) || (imix > 1)) { |
995 | printf("Wrong input value: %d\n",imix); | |
996 | printf("Use standard setting\n"); | |
6244debe | 997 | fGasMix = 1; |
d3f347ff | 998 | return; |
999 | } | |
1000 | ||
1001 | fGasMix = imix; | |
1002 | ||
1003 | } | |
1004 | ||
793ff80c | 1005 | //_____________________________________________________________________________ |
1006 | void AliTRD::SetPHOShole() | |
1007 | { | |
1008 | // | |
1009 | // Selects a geometry with a hole in front of the PHOS | |
1010 | // | |
1011 | ||
1012 | fGeometry->SetPHOShole(); | |
1013 | ||
1014 | } | |
1015 | ||
1016 | //_____________________________________________________________________________ | |
1017 | void AliTRD::SetRICHhole() | |
1018 | { | |
1019 | // | |
1020 | // Selects a geometry with a hole in front of the RICH | |
1021 | // | |
1022 | ||
1023 | fGeometry->SetRICHhole(); | |
1024 | ||
1025 | } | |
1026 | ||
dd9a6ee3 | 1027 | //_____________________________________________________________________________ |
1028 | AliTRD &AliTRD::operator=(const AliTRD &trd) | |
1029 | { | |
1030 | // | |
1031 | // Assignment operator | |
1032 | // | |
1033 | ||
1034 | if (this != &trd) ((AliTRD &) trd).Copy(*this); | |
1035 | return *this; | |
1036 | ||
f73816f5 | 1037 | } |
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