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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 | /* $Id$ */ |
68861244 | 17 | |
fe4da5cc | 18 | /////////////////////////////////////////////////////////////////////////////// |
19 | // // | |
68861244 | 20 | // Time Of Flight // |
fe4da5cc | 21 | // This class contains the basic functions for the Time Of Flight // |
22 | // detector. Functions specific to one particular geometry are // | |
23 | // contained in the derived classes // | |
937fe4a4 | 24 | // |
25 | // VERSIONE WITH 5 SYMMETRIC MODULES ALONG Z AXIS | |
26 | // ============================================== | |
27 | // | |
28 | // VERSION WITH HOLES FOR PHOS AND TRD IN SPACEFRAME WITH HOLES | |
29 | // | |
30 | // Volume sensibile : FPAD | |
31 | // | |
32 | // | |
33 | // | |
34 | // Begin_Html | |
fe4da5cc | 35 | /* |
1439f98e | 36 | <img src="picts/AliTOFClass.gif"> |
fe4da5cc | 37 | */ |
38 | //End_Html | |
937fe4a4 | 39 | // |
40 | // | |
fe4da5cc | 41 | // // |
42 | /////////////////////////////////////////////////////////////////////////////// | |
43 | ||
88cb7938 | 44 | |
f8014e68 | 45 | #include <Riostream.h> |
46 | #include <Rstrstream.h> | |
517b7f8f | 47 | #include <stdlib.h> |
826b71ec | 48 | |
88cb7938 | 49 | #include <TBRIK.h> |
50 | #include <TFile.h> | |
51 | #include <TFolder.h> | |
52 | #include <TNode.h> | |
53 | #include <TObject.h> | |
54 | #include <TROOT.h> | |
55 | #include <TSystem.h> | |
56 | #include <TTask.h> | |
57 | #include <TTree.h> | |
58 | #include <TVirtualMC.h> | |
59 | ||
d076c8d5 | 60 | #include "AliLog.h" |
7e6dce66 | 61 | #include "AliConfig.h" |
62 | #include "AliHeader.h" | |
88cb7938 | 63 | #include "AliConst.h" |
64 | #include "AliLoader.h" | |
65 | #include "AliMagF.h" | |
66 | #include "AliRun.h" | |
fe4da5cc | 67 | #include "AliTOF.h" |
7e6dce66 | 68 | #include "AliTOFGeometry.h" |
88cb7938 | 69 | #include "AliTOFSDigit.h" |
70 | #include "AliTOFdigit.h" | |
71 | #include "AliTOFhit.h" | |
72 | #include "AliTOFhitT0.h" | |
5d12ce38 | 73 | #include "AliMC.h" |
85a5290f | 74 | #include "AliTOFDigitizer.h" |
7e6dce66 | 75 | #include "AliTOFDDLRawData.h" |
fe4da5cc | 76 | |
77 | ClassImp(AliTOF) | |
78 | ||
79 | //_____________________________________________________________________________ | |
80 | AliTOF::AliTOF() | |
81 | { | |
82 | // | |
83 | // Default constructor | |
84 | // | |
7e6dce66 | 85 | fFGeom = 0x0; |
86 | fDTask = 0x0; | |
00711221 | 87 | fReTask = 0x0; |
fe4da5cc | 88 | fIshunt = 0; |
7e6dce66 | 89 | fSDigits = 0 ; |
8e72349e | 90 | fNSDigits = 0; |
7e6dce66 | 91 | fDigits = 0 ; |
00711221 | 92 | fReconParticles = 0x0; |
68861244 | 93 | fName="TOF"; |
7e6dce66 | 94 | fTZero = kFALSE; |
0f4a7374 | 95 | fTOFGeometry = 0; |
fe4da5cc | 96 | } |
97 | ||
98 | //_____________________________________________________________________________ | |
792995c1 | 99 | AliTOF::AliTOF(const char *name, const char *title, Option_t *option) |
fe4da5cc | 100 | : AliDetector(name,title) |
101 | { | |
102 | // | |
103 | // AliTOF standard constructor | |
104 | // | |
2cef3cb2 | 105 | // Here are fixed some important parameters |
106 | // | |
107 | ||
68861244 | 108 | // Initialization of hits, sdigits and digits array |
d599d913 | 109 | // added option for time zero analysis |
7e6dce66 | 110 | fFGeom = 0x0; //skowron |
111 | fDTask = 0x0; | |
112 | fReTask = 0x0; | |
88cb7938 | 113 | fReconParticles= 0x0; |
0f4a7374 | 114 | fTOFGeometry = 0; |
88cb7938 | 115 | |
d599d913 | 116 | if (strstr(option,"tzero")){ |
117 | fHits = new TClonesArray("AliTOFhitT0", 1000); | |
88cb7938 | 118 | fTZero = kTRUE; |
d076c8d5 | 119 | AliWarning("tzero option requires AliTOFv4T0 as TOF version (check Your Config.C)"); |
d599d913 | 120 | }else{ |
121 | fHits = new TClonesArray("AliTOFhit", 1000); | |
88cb7938 | 122 | fTZero = kFALSE; |
d599d913 | 123 | } |
c630aafd | 124 | if (gAlice==0) { |
d076c8d5 | 125 | AliFatal("gAlice==0 !"); |
c630aafd | 126 | } |
5d12ce38 | 127 | if (gAlice->GetMCApp()->GetHitLists()) |
128 | gAlice->GetMCApp()->AddHitList(fHits); | |
d076c8d5 | 129 | else AliError("gAlice->GetHitLists()==0"); |
c630aafd | 130 | |
2cef3cb2 | 131 | fIshunt = 0; |
7e6dce66 | 132 | fSDigits = new TClonesArray("AliTOFSDigit", 1000); |
133 | fDigits = new TClonesArray("AliTOFdigit", 1000); | |
8e72349e | 134 | fNSDigits = 0; |
00711221 | 135 | |
136 | fFGeom = 0x0; | |
137 | fDTask = 0x0; | |
138 | fReTask = 0x0; | |
139 | fReconParticles = 0x0; | |
00711221 | 140 | |
2cef3cb2 | 141 | // |
142 | // Digitization parameters | |
fe4da5cc | 143 | // |
2cef3cb2 | 144 | // (Transfer Functions to be inserted here) |
fe4da5cc | 145 | // |
146 | SetMarkerColor(7); | |
147 | SetMarkerStyle(2); | |
148 | SetMarkerSize(0.4); | |
2cef3cb2 | 149 | |
2cef3cb2 | 150 | // Strip Parameters |
7e6dce66 | 151 | //fGapA = 4.; //cm Gap beetween tilted strip in A-type plate |
152 | //fGapB = 6.; //cm Gap beetween tilted strip in B-type plate | |
153 | ||
154 | // Physical performances | |
155 | //fTimeRes = 100.;//ps | |
156 | //fChrgRes = 100.;//pC | |
157 | ||
68861244 | 158 | } |
159 | ||
160 | //_____________________________________________________________________________ | |
161 | void AliTOF::CreateTOFFolders() | |
162 | { | |
163 | // create the ALICE TFolder | |
164 | // create the ALICE TTasks | |
165 | // create the ALICE main TFolder | |
166 | // to be done by AliRun | |
167 | ||
168 | TFolder * alice = new TFolder(); | |
169 | alice->SetNameTitle("FPAlice", "Alice Folder") ; | |
170 | gROOT->GetListOfBrowsables()->Add(alice) ; | |
171 | ||
172 | TFolder * aliceF = alice->AddFolder("folders", "Alice memory Folder") ; | |
173 | // make it the owner of the objects that it contains | |
174 | aliceF->SetOwner() ; | |
175 | // geometry folder | |
176 | TFolder * geomF = aliceF->AddFolder("Geometry", "Geometry objects") ; | |
177 | TFolder * aliceT = alice->AddFolder("tasks", "Alice tasks Folder") ; | |
178 | // make it the owner of the objects that it contains | |
179 | aliceT->SetOwner() ; | |
180 | ||
181 | TTask * aliceDi = new TTask("(S)Digitizer", "Alice SDigitizer & Digitizer") ; | |
182 | aliceT->Add(aliceDi); | |
183 | ||
184 | TTask * aliceRe = new TTask("Reconstructioner", "Alice Reconstructioner") ; | |
185 | aliceT->Add(aliceRe); | |
186 | ||
187 | char * tempo = new char[80] ; | |
188 | ||
189 | // creates the TOF Digitizer and adds it to alice main (S)Digitizer task | |
190 | sprintf(tempo, "%sDigitizers container",GetName() ) ; | |
191 | fDTask = new TTask(GetName(), tempo); | |
192 | aliceDi->Add(fDTask) ; | |
193 | ||
194 | // creates the TOF reconstructioner and adds it to alice main Reconstructioner task | |
195 | sprintf(tempo, "%sReconstructioner container",GetName() ) ; | |
196 | fReTask = new TTask(GetName(), tempo); | |
197 | aliceRe->Add(fReTask) ; | |
198 | ||
3ff0c331 | 199 | delete [] tempo ; |
68861244 | 200 | |
201 | // creates the TOF geometry folder | |
202 | geomF->AddFolder("TOF", "Geometry for TOF") ; | |
203 | } | |
204 | ||
205 | //_____________________________________________________________________________ | |
206 | AliTOF::~AliTOF() | |
207 | { | |
517b7f8f | 208 | // dtor: |
209 | // it remove also the alice folder | |
68861244 | 210 | // and task that TOF creates instead of AliRun |
5839f074 | 211 | /* PH Temporarily commented because of problems |
68861244 | 212 | TFolder * alice = (TFolder*)gROOT->GetListOfBrowsables()->FindObject("FPAlice") ; |
213 | delete alice; | |
214 | alice = 0; | |
5839f074 | 215 | */ |
517b7f8f | 216 | if (fHits) |
217 | { | |
218 | fHits->Delete (); | |
219 | delete fHits; | |
220 | fHits = 0; | |
221 | } | |
222 | if (fDigits) | |
223 | { | |
224 | fDigits->Delete (); | |
225 | delete fDigits; | |
226 | fDigits = 0; | |
227 | } | |
228 | if (fSDigits) | |
229 | { | |
88cb7938 | 230 | fSDigits->Delete(); |
517b7f8f | 231 | delete fSDigits; |
232 | fSDigits = 0; | |
233 | } | |
234 | if (fReconParticles) | |
235 | { | |
236 | fReconParticles->Delete (); | |
237 | delete fReconParticles; | |
238 | fReconParticles = 0; | |
239 | } | |
240 | ||
fe4da5cc | 241 | } |
242 | ||
243 | //_____________________________________________________________________________ | |
2cef3cb2 | 244 | void AliTOF::AddHit(Int_t track, Int_t *vol, Float_t *hits) |
fe4da5cc | 245 | { |
246 | // | |
247 | // Add a TOF hit | |
68861244 | 248 | // new with placement used |
fe4da5cc | 249 | // |
250 | TClonesArray &lhits = *fHits; | |
2cef3cb2 | 251 | new(lhits[fNhits++]) AliTOFhit(fIshunt, track, vol, hits); |
fe4da5cc | 252 | } |
d599d913 | 253 | |
254 | //_____________________________________________________________________________ | |
255 | void AliTOF::AddT0Hit(Int_t track, Int_t *vol, Float_t *hits) | |
256 | { | |
257 | // | |
258 | // Add a TOF hit | |
259 | // new with placement used | |
260 | // | |
261 | TClonesArray &lhits = *fHits; | |
262 | new(lhits[fNhits++]) AliTOFhitT0(fIshunt, track, vol, hits); | |
263 | } | |
264 | ||
fe4da5cc | 265 | //_____________________________________________________________________________ |
2cef3cb2 | 266 | void AliTOF::AddDigit(Int_t *tracks, Int_t *vol, Float_t *digits) |
fe4da5cc | 267 | { |
268 | // | |
2cef3cb2 | 269 | // Add a TOF digit |
68861244 | 270 | // new with placement used |
2cef3cb2 | 271 | // |
272 | TClonesArray &ldigits = *fDigits; | |
273 | new (ldigits[fNdigits++]) AliTOFdigit(tracks, vol, digits); | |
fe4da5cc | 274 | } |
275 | ||
517b7f8f | 276 | //___________________________________________ |
5919c40c | 277 | void AliTOF::AddSDigit(Int_t tracknum, Int_t *vol, Float_t *digits) |
517b7f8f | 278 | { |
279 | ||
280 | // | |
281 | // Add a TOF sdigit | |
282 | // | |
283 | ||
284 | TClonesArray &lSDigits = *fSDigits; | |
5919c40c | 285 | new(lSDigits[fNSDigits++]) AliTOFSDigit(tracknum, vol, digits); |
517b7f8f | 286 | } |
287 | ||
288 | //_____________________________________________________________________________ | |
289 | void AliTOF::SetTreeAddress () | |
290 | { | |
291 | // Set branch address for the Hits and Digits Tree. | |
88cb7938 | 292 | |
293 | if (fLoader->TreeH()) | |
294 | { | |
295 | if (fHits == 0x0) | |
296 | { | |
297 | if (fTZero) fHits = new TClonesArray("AliTOFhitT0", 1000); | |
298 | else fHits = new TClonesArray("AliTOFhit", 1000); | |
299 | } | |
300 | } | |
517b7f8f | 301 | AliDetector::SetTreeAddress (); |
302 | ||
303 | TBranch *branch; | |
517b7f8f | 304 | |
88cb7938 | 305 | if (fLoader->TreeS () ) |
517b7f8f | 306 | { |
88cb7938 | 307 | branch = fLoader->TreeS ()->GetBranch ("TOF"); |
308 | if (branch) { | |
309 | if (fSDigits == 0x0) fSDigits = new TClonesArray("AliTOFSDigit", 1000); | |
310 | branch->SetAddress (&fSDigits); | |
311 | } | |
517b7f8f | 312 | } |
313 | ||
88cb7938 | 314 | if (fLoader->TreeR() && fReconParticles) //I do not know where this array is created - skowron |
517b7f8f | 315 | { |
88cb7938 | 316 | branch = fLoader->TreeR()->GetBranch("TOF"); |
317 | if (branch) | |
318 | { | |
319 | branch->SetAddress(&fReconParticles) ; | |
320 | } | |
517b7f8f | 321 | } |
322 | } | |
2cef3cb2 | 323 | |
fe4da5cc | 324 | //_____________________________________________________________________________ |
325 | void AliTOF::CreateGeometry() | |
326 | { | |
327 | // | |
3fe3a833 | 328 | // Common geometry code |
fe4da5cc | 329 | // |
330 | //Begin_Html | |
331 | /* | |
1439f98e | 332 | <img src="picts/AliTOFv23.gif"> |
fe4da5cc | 333 | */ |
334 | //End_Html | |
335 | // | |
fe4da5cc | 336 | const Double_t kPi=TMath::Pi(); |
2cef3cb2 | 337 | const Double_t kDegrad=kPi/180.; |
fe4da5cc | 338 | // |
b94fa26c | 339 | Float_t xTof, yTof, wall; |
937fe4a4 | 340 | |
3fe3a833 | 341 | // frame inbetween TOF modules |
b94fa26c | 342 | wall = 4.;//cm |
3fe3a833 | 343 | |
2cef3cb2 | 344 | // Sizes of TOF module with its support etc.. |
7e6dce66 | 345 | xTof = 2.*(AliTOFGeometry::Rmin()*TMath::Tan(10*kDegrad)-wall/2-.5); |
346 | yTof = AliTOFGeometry::Rmax()-AliTOFGeometry::Rmin(); | |
3fe3a833 | 347 | |
937fe4a4 | 348 | // TOF module internal definitions |
7e6dce66 | 349 | //TOFpc(xTof, yTof, fZlenC, fZlenB, fZlenA, AliTOFGeometry::MaxhZtof()); |
350 | TOFpc(xTof, yTof, AliTOFGeometry::ZlenC(), AliTOFGeometry::ZlenB(), AliTOFGeometry::ZlenA(), AliTOFGeometry::MaxhZtof()); | |
fe4da5cc | 351 | } |
352 | ||
353 | //_____________________________________________________________________________ | |
ba380e33 | 354 | void AliTOF::DrawModule() const |
fe4da5cc | 355 | { |
356 | // | |
357 | // Draw a shaded view of the common part of the TOF geometry | |
fe4da5cc | 358 | // |
359 | ||
d076c8d5 | 360 | AliInfo(" Drawing of AliTOF"); |
fe4da5cc | 361 | // Set everything unseen |
cfce8870 | 362 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 363 | // |
364 | // Set ALIC mother transparent | |
cfce8870 | 365 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 366 | // |
367 | // Set the volumes visible | |
2cef3cb2 | 368 | gMC->Gsatt("FTOA","SEEN",1); |
369 | gMC->Gsatt("FTOB","SEEN",1); | |
370 | gMC->Gsatt("FTOC","SEEN",1); | |
371 | gMC->Gsatt("FLTA","SEEN",1); | |
372 | gMC->Gsatt("FLTB","SEEN",1); | |
373 | gMC->Gsatt("FLTC","SEEN",1); | |
374 | gMC->Gsatt("FSTR","SEEN",1); | |
cfce8870 | 375 | // |
376 | gMC->Gdopt("hide", "on"); | |
377 | gMC->Gdopt("shad", "on"); | |
378 | gMC->Gsatt("*", "fill", 7); | |
379 | gMC->SetClipBox("."); | |
380 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
381 | gMC->DefaultRange(); | |
382 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
383 | gMC->Gdhead(1111, "Time Of Flight"); | |
384 | gMC->Gdman(18, 4, "MAN"); | |
385 | gMC->Gdopt("hide","off"); | |
fe4da5cc | 386 | } |
387 | ||
388 | //_____________________________________________________________________________ | |
389 | void AliTOF::CreateMaterials() | |
390 | { | |
391 | // | |
392 | // Defines TOF materials for all versions | |
43808676 | 393 | // Revision: F. Pierella 18-VI-2002 |
fe4da5cc | 394 | // |
43808676 | 395 | |
b94fa26c | 396 | Int_t isxfld = gAlice->Field()->Integ(); |
397 | Float_t sxmgmx = gAlice->Field()->Max(); | |
fe4da5cc | 398 | // |
43808676 | 399 | //--- Quartz (SiO2) to simulate float glass |
400 | // density tuned to have correct float glass | |
401 | // radiation length | |
3fe3a833 | 402 | Float_t aq[2] = { 28.0855,15.9994 }; |
403 | Float_t zq[2] = { 14.,8. }; | |
404 | Float_t wq[2] = { 1.,2. }; | |
43808676 | 405 | Float_t dq = 2.55; // std value: 2.2 |
3fe3a833 | 406 | Int_t nq = -2; |
43808676 | 407 | |
b94fa26c | 408 | // --- Freon C2F4H2 (TOF-TDR pagg.) |
409 | // Geant Manual CONS110-1, pag. 43 (Geant, Detector Description and Simulation Tool) | |
410 | Float_t afre[3] = {12.011,18.998,1.007}; | |
411 | Float_t zfre[3] = { 6., 9., 1.}; | |
412 | Float_t wfre[3] = { 2., 4., 2.}; | |
413 | Float_t densfre = 0.00375; | |
414 | // http://www.fi.infn.it/sezione/prevprot/gas/freon.html | |
415 | Int_t nfre = -3; | |
416 | /* | |
417 | //-- Isobutane quencher C4H10 (5% in the sensitive mixture) | |
418 | Float_t aiso[2] = {12.011,1.007}; | |
419 | Float_t ziso[2] = { 6., 1.}; | |
420 | Float_t wiso[2] = { 4., 10.}; | |
421 | Float_t densiso = .......; // (g/cm3) density | |
422 | Int_t nfre = -2; // < 0 i.e. proportion by number of atoms of each kind | |
423 | //-- SF6 (5% in the sensitive mixture) | |
424 | Float_t asf[3] = {32.066,18.998}; | |
425 | Float_t zsf[3] = { 16., 9.}; | |
426 | Float_t wsf[3] = { 1., 6.}; | |
427 | Float_t denssf = .....; // (g/cm3) density | |
428 | Int_t nfre = -2; // < 0 i.e. proportion by number of atoms of each kind | |
429 | */ | |
3fe3a833 | 430 | // --- CO2 |
2cef3cb2 | 431 | Float_t ac[2] = {12.,16.}; |
432 | Float_t zc[2] = { 6., 8.}; | |
433 | Float_t wc[2] = { 1., 2.}; | |
3fe3a833 | 434 | Float_t dc = .001977; |
435 | Int_t nc = -2; | |
436 | // For mylar (C5H4O2) | |
437 | Float_t amy[3] = { 12., 1., 16. }; | |
438 | Float_t zmy[3] = { 6., 1., 8. }; | |
439 | Float_t wmy[3] = { 5., 4., 2. }; | |
440 | Float_t dmy = 1.39; | |
441 | Int_t nmy = -3; | |
b94fa26c | 442 | // For polyethilene (CH2) - honeycomb - |
3fe3a833 | 443 | Float_t ape[2] = { 12., 1. }; |
444 | Float_t zpe[2] = { 6., 1. }; | |
445 | Float_t wpe[2] = { 1., 2. }; | |
446 | Float_t dpe = 0.935*0.479; //To have 1%X0 for 1cm as for honeycomb | |
447 | Int_t npe = -2; | |
448 | // --- G10 | |
fe4da5cc | 449 | Float_t ag10[4] = { 12.,1.,16.,28. }; |
2cef3cb2 | 450 | Float_t zg10[4] = { 6.,1., 8.,14. }; |
fe4da5cc | 451 | Float_t wmatg10[4] = { .259,.288,.248,.205 }; |
3fe3a833 | 452 | Float_t densg10 = 1.7; |
453 | Int_t nlmatg10 = -4; | |
43808676 | 454 | |
455 | // plexiglass CH2=C(CH3)CO2CH3 | |
456 | Float_t aplex[3] = { 12.,1.,16.}; | |
457 | Float_t zplex[3] = { 6.,1., 8.}; | |
458 | Float_t wmatplex[3] = {5.,8.,2.}; | |
459 | Float_t densplex =1.16; | |
460 | Int_t nplex = -3; | |
461 | ||
3fe3a833 | 462 | // ---- ALUMINA (AL203) |
2cef3cb2 | 463 | Float_t aal[2] = { 27.,16.}; |
464 | Float_t zal[2] = { 13., 8.}; | |
fe4da5cc | 465 | Float_t wmatal[2] = { 2.,3. }; |
3fe3a833 | 466 | Float_t densal = 2.3; |
467 | Int_t nlmatal = -2; | |
468 | // -- Water | |
469 | Float_t awa[2] = { 1., 16. }; | |
470 | Float_t zwa[2] = { 1., 8. }; | |
471 | Float_t wwa[2] = { 2., 1. }; | |
472 | Float_t dwa = 1.0; | |
473 | Int_t nwa = -2; | |
d599d913 | 474 | |
475 | // stainless steel | |
476 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; | |
477 | Float_t zsteel[4] = { 26.,24.,28.,14. }; | |
478 | Float_t wsteel[4] = { .715,.18,.1,.005 }; | |
479 | ||
3fe3a833 | 480 | //AliMaterial(0, "Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); |
849bff36 | 481 | |
482 | // AIR | |
483 | Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; | |
484 | Float_t zAir[4]={6.,7.,8.,18.}; | |
485 | Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; | |
486 | Float_t dAir = 1.20479E-3; | |
487 | ||
488 | AliMixture( 1, "Air$", aAir, zAir, dAir, 4, wAir); | |
489 | ||
2cef3cb2 | 490 | AliMaterial( 2, "Cu $", 63.54, 29.0, 8.96, 1.43, 14.8); |
491 | AliMaterial( 3, "C $", 12.01, 6.0, 2.265,18.8, 74.4); | |
492 | AliMixture ( 4, "Polyethilene$", ape, zpe, dpe, npe, wpe); | |
493 | AliMixture ( 5, "G10$", ag10, zg10, densg10, nlmatg10, wmatg10); | |
43808676 | 494 | AliMixture ( 6, "PLE$", aplex, zplex, densplex, nplex, wmatplex); |
2cef3cb2 | 495 | AliMixture ( 7, "CO2$", ac, zc, dc, nc, wc); |
496 | AliMixture ( 8, "ALUMINA$", aal, zal, densal, nlmatal, wmatal); | |
497 | AliMaterial( 9, "Al $", 26.98, 13., 2.7, 8.9, 37.2); | |
3fe3a833 | 498 | AliMaterial(10, "C-TRD$", 12.01, 6., 2.265*18.8/69.282*15./100, 18.8, 74.4); // for 15% |
2cef3cb2 | 499 | AliMixture (11, "Mylar$", amy, zmy, dmy, nmy, wmy); |
500 | AliMixture (12, "Freon$", afre, zfre, densfre, nfre, wfre); | |
43808676 | 501 | AliMixture (13, "Glass$", aq, zq, dq, nq, wq); |
2cef3cb2 | 502 | AliMixture (14, "Water$", awa, zwa, dwa, nwa, wwa); |
d599d913 | 503 | AliMixture (15, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); |
3fe3a833 | 504 | |
505 | Float_t epsil, stmin, deemax, stemax; | |
2cef3cb2 | 506 | |
507 | // Previous data | |
fe4da5cc | 508 | // EPSIL = 0.1 ! Tracking precision, |
509 | // STEMAX = 0.1 ! Maximum displacement for multiple scattering | |
510 | // DEEMAX = 0.1 ! Maximum fractional energy loss, DLS | |
511 | // STMIN = 0.1 | |
2cef3cb2 | 512 | // |
513 | // New data | |
514 | epsil = .001; // Tracking precision, | |
515 | stemax = -1.; // Maximum displacement for multiple scattering | |
516 | deemax = -.3; // Maximum fractional energy loss, DLS | |
fe4da5cc | 517 | stmin = -.8; |
937fe4a4 | 518 | |
b94fa26c | 519 | AliMedium( 1, "Air$" , 1, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); |
520 | AliMedium( 2, "Cu $" , 2, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
521 | AliMedium( 3, "C $" , 3, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
522 | AliMedium( 4, "Pol$" , 4, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
523 | AliMedium( 5, "G10$" , 5, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
43808676 | 524 | AliMedium( 6, "PLE$" , 6, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); |
b94fa26c | 525 | AliMedium( 7, "CO2$" , 7, 0, isxfld, sxmgmx, 10., -.01, -.1, .01, -.01); |
526 | AliMedium( 8,"ALUMINA$", 8, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
527 | AliMedium( 9,"Al Frame$",9, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
528 | AliMedium(10, "DME-S$", 6, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
529 | AliMedium(11, "C-TRD$", 10, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
530 | AliMedium(12, "Myl$" , 11, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
531 | AliMedium(13, "Fre$" , 12, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
532 | AliMedium(14, "Fre-S$", 12, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
533 | AliMedium(15, "Glass$", 13, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
534 | AliMedium(16, "Water$", 14, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); | |
d599d913 | 535 | AliMedium(17, "STEEL$", 15, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); |
fe4da5cc | 536 | } |
537 | ||
538 | //_____________________________________________________________________________ | |
5d11728f | 539 | Int_t AliTOF::DistancetoPrimitive(Int_t , Int_t ) |
fe4da5cc | 540 | { |
541 | // | |
542 | // Returns distance from mouse pointer to detector, default version | |
543 | // | |
544 | return 9999; | |
545 | } | |
517b7f8f | 546 | |
547 | //___________________________________________ | |
548 | void AliTOF::ResetHits () | |
549 | { | |
550 | // Reset number of clusters and the cluster array for this detector | |
551 | AliDetector::ResetHits (); | |
552 | } | |
553 | ||
554 | //____________________________________________ | |
555 | void AliTOF::ResetDigits () | |
556 | { | |
557 | // | |
558 | // Reset number of digits and the digits array for this detector | |
559 | AliDetector::ResetDigits (); | |
560 | // | |
561 | } | |
d61f73d9 | 562 | //____________________________________________ |
563 | void AliTOF::ResetSDigits () | |
564 | { | |
565 | // | |
566 | // Reset number of sdigits and the sdigits array for this detector | |
567 | fNSDigits = 0; | |
e615b5b5 | 568 | //fSDigits = 0x0; |
d61f73d9 | 569 | // |
570 | } | |
fe4da5cc | 571 | //_____________________________________________________________________________ |
572 | void AliTOF::Init() | |
573 | { | |
574 | // | |
575 | // Initialise TOF detector after it has been built | |
576 | // | |
fe4da5cc | 577 | // Set id of TOF sensitive volume |
937fe4a4 | 578 | if (IsVersion() !=0) fIdSens=gMC->VolId("FPAD"); |
fe4da5cc | 579 | // |
d076c8d5 | 580 | // Save the geometry |
581 | TDirectory* saveDir = gDirectory; | |
582 | gAlice->GetRunLoader()->CdGAFile(); | |
583 | fTOFGeometry->Write("TOFGeometry"); | |
584 | saveDir->cd(); | |
fe4da5cc | 585 | } |
586 | ||
2cef3cb2 | 587 | //____________________________________________________________________________ |
88cb7938 | 588 | void AliTOF::MakeBranch(Option_t* option) |
2cef3cb2 | 589 | { |
b94fa26c | 590 | // |
591 | // Initializes the Branches of the TOF inside the | |
592 | // trees written for each event. | |
517b7f8f | 593 | // AliDetector::MakeBranch initializes just the |
68861244 | 594 | // Branch inside TreeH. Here we add the branches in |
517b7f8f | 595 | // TreeD, TreeS and TreeR. |
b94fa26c | 596 | // |
88cb7938 | 597 | const char *oH = strstr(option,"H"); |
598 | if (fLoader->TreeH() && oH) | |
599 | { | |
600 | if (fHits == 0x0) | |
601 | { | |
602 | if (fTZero) fHits = new TClonesArray("AliTOFhitT0", 1000); | |
603 | else fHits = new TClonesArray("AliTOFhit", 1000); | |
604 | } | |
605 | } | |
606 | ||
607 | AliDetector::MakeBranch(option); | |
2cef3cb2 | 608 | |
609 | Int_t buffersize = 4000; | |
610 | Char_t branchname[10]; | |
611 | sprintf(branchname,"%s",GetName()); | |
2ab0c725 | 612 | |
68861244 | 613 | const char *oD = strstr(option,"D"); |
614 | const char *oS = strstr(option,"S"); | |
517b7f8f | 615 | const char *oR = strstr(option,"R"); |
68861244 | 616 | |
88cb7938 | 617 | if (fLoader->TreeD() && oD){ |
618 | if (fDigits == 0x0) fDigits = new TClonesArray("AliTOFdigit", 1000); | |
619 | MakeBranchInTree(fLoader->TreeD(), branchname, &fDigits,buffersize, 0) ; | |
2cef3cb2 | 620 | } |
68861244 | 621 | |
88cb7938 | 622 | if (fLoader->TreeS() && oS){ |
623 | if (fSDigits == 0x0) fSDigits = new TClonesArray("AliTOFSDigit", 1000); | |
624 | MakeBranchInTree(fLoader->TreeS(), branchname, &fSDigits,buffersize, 0) ; | |
68861244 | 625 | } |
626 | ||
88cb7938 | 627 | if (fReconParticles && fLoader->TreeR() && oR){ |
628 | MakeBranchInTree(fLoader->TreeR(), branchname, &fReconParticles,buffersize, 0) ; | |
517b7f8f | 629 | } |
68861244 | 630 | } |
631 | ||
632 | //____________________________________________________________________________ | |
633 | void AliTOF::Makehits(Bool_t hits) | |
634 | { | |
635 | // default argument used, see AliTOF.h | |
636 | // Enable/Disable the writing of the TOF-hits branch | |
637 | // on TreeH | |
638 | // by default : enabled for TOFv1, v2, v3, v4 | |
639 | // disabled for TOFv0 | |
640 | // | |
641 | if (hits && (IsVersion()!=0)) | |
642 | fIdSens = gMC->VolId("FPAD"); | |
643 | else | |
d076c8d5 | 644 | AliInfo("Option for writing the TOF-hits branch on TreeH: disabled"); |
2cef3cb2 | 645 | } |
646 | ||
647 | //____________________________________________________________________________ | |
648 | void AliTOF::FinishEvent() | |
649 | { | |
68861244 | 650 | // do nothing |
2cef3cb2 | 651 | } |
652 | ||
517b7f8f | 653 | //--------------------------------------------------------------------- |
517b7f8f | 654 | void AliTOF::Hits2SDigits() |
655 | { | |
656 | // | |
657 | // Use the TOF SDigitizer to make TOF SDigits | |
658 | // | |
d61f73d9 | 659 | |
f540341d | 660 | // cout<<"AliTOF::Hits2SDigits> start...\n"; |
68861244 | 661 | |
be385a87 | 662 | AliRunLoader * rl = fLoader->GetRunLoader(); |
663 | AliTOFSDigitizer sd((rl->GetFileName()).Data()); | |
d076c8d5 | 664 | ToAliDebug(1, sd.Print("")); |
68861244 | 665 | |
be385a87 | 666 | sd.Exec("") ; |
d61f73d9 | 667 | |
668 | } | |
669 | ||
670 | //--------------------------------------------------------------------- | |
671 | void AliTOF::Hits2SDigits(Int_t evNumber1, Int_t evNumber2) | |
672 | { | |
673 | // | |
674 | // Use the TOF SDigitizer to make TOF SDigits | |
675 | // | |
676 | ||
677 | if ((evNumber2-evNumber1)==1) | |
d076c8d5 | 678 | AliDebug(1, Form("I am making sdigits for the %dth event", evNumber1)) |
d61f73d9 | 679 | else if ((evNumber2-evNumber1)>1) |
d076c8d5 | 680 | AliDebug(1, Form("I am making sdigits for the events from the " |
681 | "%dth to the %dth", evNumber1, evNumber2-1)); | |
d61f73d9 | 682 | |
be385a87 | 683 | AliRunLoader * rl = fLoader->GetRunLoader(); |
684 | AliTOFSDigitizer sd((rl->GetFileName()).Data(),evNumber1,evNumber2) ; | |
d076c8d5 | 685 | ToAliDebug(1, sd.Print("")); |
68861244 | 686 | |
be385a87 | 687 | sd.Exec("") ; |
d61f73d9 | 688 | |
2cef3cb2 | 689 | } |
d61f73d9 | 690 | |
2cef3cb2 | 691 | //___________________________________________________________________________ |
c92eb8ad | 692 | AliDigitizer* AliTOF::CreateDigitizer(AliRunDigitizer* manager) const |
85a5290f | 693 | { |
694 | return new AliTOFDigitizer(manager); | |
695 | } | |
696 | ||
697 | //___________________________________________________________________________ | |
2cef3cb2 | 698 | Bool_t AliTOF::CheckOverlap(Int_t* vol, Float_t* digit,Int_t Track) |
b94fa26c | 699 | { |
2cef3cb2 | 700 | // |
701 | // Checks if 2 or more hits belong to the same pad. | |
702 | // In this case the data assigned to the digit object | |
703 | // are the ones of the first hit in order of Time. | |
517b7f8f | 704 | // 2 hits from the same track on the same pad are collected. |
705 | // Called only by Hits2SDigits. | |
706 | // This procedure has to be optimized in the next TOF release. | |
2cef3cb2 | 707 | // |
b94fa26c | 708 | |
517b7f8f | 709 | Bool_t overlap = kFALSE; |
2cef3cb2 | 710 | Int_t vol2[5]; |
711 | ||
517b7f8f | 712 | for (Int_t ndig=0; ndig<fSDigits->GetEntries(); ndig++){ |
713 | AliTOFdigit* currentDigit = (AliTOFdigit*)(fSDigits->UncheckedAt(ndig)); | |
2cef3cb2 | 714 | currentDigit->GetLocation(vol2); |
517b7f8f | 715 | Bool_t idem= kTRUE; |
716 | // check on digit volume | |
2cef3cb2 | 717 | for (Int_t i=0;i<=4;i++){ |
517b7f8f | 718 | if (!idem) break; |
719 | if (vol[i]!=vol2[i]) idem=kFALSE;} | |
720 | ||
721 | if (idem){ // same pad fired | |
b94fa26c | 722 | Float_t tdc2 = digit[0]; |
723 | Float_t tdc1 = currentDigit->GetTdc(); | |
517b7f8f | 724 | |
725 | // we separate two digits on the same pad if | |
726 | // they are separated in time by at least 25 ns | |
727 | // remember that tdc time is given in ps | |
728 | ||
729 | if (TMath::Abs(tdc1-tdc2)<25000){ | |
730 | // in case of overlap we take the earliest | |
731 | if (tdc1>tdc2){ | |
732 | currentDigit->SetTdc(tdc2); | |
733 | currentDigit->SetAdc(digit[1]); | |
734 | } | |
735 | else { | |
736 | currentDigit->SetTdc(tdc1); | |
737 | currentDigit->SetAdc(digit[1]); | |
738 | } | |
739 | currentDigit->AddTrack(Track); // add track number in the track array | |
517b7f8f | 740 | overlap = kTRUE; |
f3de6e9e | 741 | return overlap; |
742 | } else | |
743 | overlap= kFALSE; | |
517b7f8f | 744 | |
745 | } // close if (idem) -> two digits on the same TOF pad | |
746 | ||
747 | } // end loop on existing sdigits | |
748 | ||
b94fa26c | 749 | return overlap; |
2cef3cb2 | 750 | } |
751 | ||
752 | ||
753 | //____________________________________________________________________________ | |
7e6dce66 | 754 | void AliTOF::Digits2Raw() |
b94fa26c | 755 | { |
2cef3cb2 | 756 | // |
7e6dce66 | 757 | // Starting from the TOF digits, writes the Raw Data objects |
2cef3cb2 | 758 | // |
759 | ||
7e6dce66 | 760 | fLoader->LoadDigits(); |
2cef3cb2 | 761 | |
7e6dce66 | 762 | TTree* digits = fLoader->TreeD(); |
763 | if (!digits) { | |
d076c8d5 | 764 | AliError("no digits tree"); |
7e6dce66 | 765 | return; |
766 | } | |
2cef3cb2 | 767 | |
7e6dce66 | 768 | AliTOFDDLRawData rawWriter; |
769 | rawWriter.SetVerbose(0); | |
2cef3cb2 | 770 | |
d076c8d5 | 771 | AliInfo("Formatting raw data for TOF"); |
7e6dce66 | 772 | digits->GetEvent(0); |
773 | rawWriter.RawDataTOF(digits->GetBranch("TOF")); | |
2cef3cb2 | 774 | |
7e6dce66 | 775 | fLoader->UnloadDigits(); |
776 | ||
777 | } | |
55991c8b | 778 | //////////////////////////////////////////////////////////////////////// |
779 | void AliTOF::RecreateSDigitsArray() { | |
780 | // | |
781 | // delete TClonesArray fSDigits and create it again | |
782 | // needed for backward compatability with PPR test production | |
783 | // | |
784 | delete fSDigits; | |
785 | fSDigits = new TClonesArray("AliTOFSDigit", 1000); | |
786 | } | |
787 | //////////////////////////////////////////////////////////////////////// | |
788 | void AliTOF::CreateSDigitsArray() { | |
789 | // | |
790 | // create TClonesArray fSDigits | |
791 | // needed for backward compatability with PPR test production | |
792 | // | |
793 | fSDigits = new TClonesArray("AliTOFSDigit", 1000); | |
794 | } | |
596a855f | 795 |