]> git.uio.no Git - u/mrichter/AliRoot.git/blame - ITS/AliITSvPPRcoarsesymm.cxx
git://git.uio.no / u / mrichter / AliRoot.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Z resolution of pixel changed according with the default lenght of 425 microns
[u/mrichter/AliRoot.git] / ITS / AliITSvPPRcoarsesymm.cxx
CommitLineData
69efe7cb 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16/*
17$Log$
acb52b3d 18Revision 1.9 2000/10/27 13:31:29 barbera
19Rails between ITS and TPC added.
20
c54243df 21Revision 1.8 2000/10/27 13:03:08 barbera
22Small changes in the SPD volumes and materials
23
6c251614 24Revision 1.6 2000/10/16 14:45:37 barbera
25Mother volume ITSD modified to avoid some overlaps
26
e8031268 27Revision 1.5 2000/10/16 13:49:15 barbera
28Services volumes slightly modified and material added following Pierluigi Barberis' information
29
e6892b92 30Revision 1.4 2000/10/07 15:33:07 barbera
31Small corrections to the ITSV mother volume
32
990d421f 33Revision 1.3 2000/10/07 13:06:50 barbera
34Some new materials and media defined
35
d12d92a5 36Revision 1.2 2000/10/07 10:42:43 barbera
37Mother volume ITSV corrected
38
c6e3abc5 39Revision 1.1 2000/10/06 23:09:12 barbera
40New coarse geometry (symmetric services
41
69efe7cb 42Revision 1.20 2000/10/02 21:28:08 fca
43Removal of useless dependecies via forward declarations
44
45Revision 1.19 2000/07/10 16:07:19 fca
46Release version of ITS code
47
48Revision 1.14.2.2 2000/05/19 10:09:21 nilsen
49fix for bug with HP and Sun unix + fix for event display in ITS-working branch
50
51Revision 1.14.2.1 2000/03/04 23:45:19 nilsen
52Fixed up the comments/documentation.
53
54Revision 1.14 1999/11/25 06:52:56 fca
55Correct value of drca
56
57Revision 1.13.2.1 1999/11/25 06:52:21 fca
58Correct value of drca
59
60Revision 1.13 1999/10/27 11:16:26 fca
61Correction of problem in geometry
62
63Revision 1.12 1999/10/22 08:25:25 fca
64remove double definition of destructors
65
66Revision 1.11 1999/10/22 08:16:49 fca
67Correct destructors, thanks to I.Hrivnacova
68
69Revision 1.10 1999/10/06 19:56:50 fca
70Add destructor
71
72Revision 1.9 1999/10/05 08:05:09 fca
73Minor corrections for uninitialised variables.
74
75Revision 1.8 1999/09/29 09:24:20 fca
76Introduction of the Copyright and cvs Log
77
78*/
79
80///////////////////////////////////////////////////////////////////////////////
81// //
82// Inner Traking System version PPR coarse symmetric //
83// This class contains the base procedures for the Inner Tracking System //
84// //
85// Authors: R. Barbera
86// version 6.
87// Created 2000.
88//
89// NOTE: THIS IS THE COARSE SYMMETRIC PPR geometry of the ITS.
90// THIS WILL NOT WORK
91// with the geometry or module classes or any analysis classes. You are
92// strongly encouraged to uses AliITSv5.
93// //
94///////////////////////////////////////////////////////////////////////////////
95
96#include <TMath.h>
97#include <TRandom.h>
98#include <TVector.h>
99#include <TGeometry.h>
100#include <TNode.h>
101#include <TTUBE.h>
102#include <TFile.h> // only required for Tracking function?
103#include <TCanvas.h>
104#include <TObjArray.h>
105#include <TClonesArray.h>
106
107
108#include "AliMC.h"
109#include "AliMagF.h"
110#include "AliConst.h"
111
112#include "AliITShit.h"
113#include "AliITSvPPRcoarsesymm.h"
114#include "AliRun.h"
115
116
117ClassImp(AliITSvPPRcoarsesymm)
118
119//_____________________________________________________________________________
120AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm() {
121////////////////////////////////////////////////////////////////////////
122// Standard default constructor for the ITS version 7.
123////////////////////////////////////////////////////////////////////////
124
125 fIdN = 6;
126 fIdName = new TString[fIdN];
127 fIdName[0] = "ITS1";
128 fIdName[1] = "ITS2";
129 fIdName[2] = "ITS3";
130 fIdName[3] = "ITS4";
131 fIdName[4] = "ITS5";
132 fIdName[5] = "ITS6";
133 fIdSens = new Int_t[fIdN];
134 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=fIdName[i].Length();
135}
136//_____________________________________________________________________________
137AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm(const char *name, const char *title) : AliITS(name, title){
138////////////////////////////////////////////////////////////////////////
139// Standard constructor for the ITS version 7.
140////////////////////////////////////////////////////////////////////////
141
142 fIdN = 6;
143 fIdName = new TString[fIdN];
144 fIdName[0] = "ITS1";
145 fIdName[1] = "ITS2";
146 fIdName[2] = "ITS3";
147 fIdName[3] = "ITS4";
148 fIdName[4] = "ITS5";
149 fIdName[5] = "ITS6";
150 fIdSens = new Int_t[fIdN];
151 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=fIdName[i].Length();
152
153}
154//____________________________________________________________________________
155AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm(const AliITSvPPRcoarsesymm &source){
156////////////////////////////////////////////////////////////////////////
157// Copy Constructor for ITS version 7.
158////////////////////////////////////////////////////////////////////////
159 if(&source == this) return;
160 printf("Not allowed to copy AliITSvPPRcoarsesymm\n");
161 return;
162}
163//_____________________________________________________________________________
164AliITSvPPRcoarsesymm& AliITSvPPRcoarsesymm::operator=(const AliITSvPPRcoarsesymm &source){
165////////////////////////////////////////////////////////////////////////
166// Assignment operator for the ITS version 7.
167////////////////////////////////////////////////////////////////////////
168 if(&source == this) return *this;
169 printf("Not allowed to copy AliITSvPPRcoarsesymm\n");
170 return *this;
171}
172//_____________________________________________________________________________
173AliITSvPPRcoarsesymm::~AliITSvPPRcoarsesymm() {
174////////////////////////////////////////////////////////////////////////
175// Standard destructor for the ITS version 7.
176////////////////////////////////////////////////////////////////////////
177}
178
179//__________________________________________________________________________
180void AliITSvPPRcoarsesymm::BuildGeometry(){
181////////////////////////////////////////////////////////////////////////
182// Geometry builder for the ITS version 7.
183////////////////////////////////////////////////////////////////////////
184 TNode *node, *top;
185 const int kColorITS=kYellow;
186 //
187 top = gAlice->GetGeometry()->GetNode("alice");
188
189 new TTUBE("S_layer1","Layer1 of ITS","void",3.95,3.95+0.05475,12.25);
190 top->cd();
191 node = new TNode("Layer1","Layer1","S_layer1",0,0,0,"");
192 node->SetLineColor(kColorITS);
193 fNodes->Add(node);
194
195 new TTUBE("S_layer2","Layer2 of ITS","void",7.,7.+0.05475,16.3);
196 top->cd();
197 node = new TNode("Layer2","Layer2","S_layer2",0,0,0,"");
198 node->SetLineColor(kColorITS);
199 fNodes->Add(node);
200
201 new TTUBE("S_layer3","Layer3 of ITS","void",15.,15.+0.05288,21.1);
202 top->cd();
203 node = new TNode("Layer3","Layer3","S_layer3",0,0,0,"");
204 node->SetLineColor(kColorITS);
205 fNodes->Add(node);
206
207 new TTUBE("S_layer4","Layer4 of ITS","void",24,24+0.05288,29.6);
208 top->cd();
209 node = new TNode("Layer4","Layer4","S_layer4",0,0,0,"");
210 node->SetLineColor(kColorITS);
211 fNodes->Add(node);
212
213 new TTUBE("S_layer5","Layer5 of ITS","void",40,40+0.05382,45.1);
214 top->cd();
215 node = new TNode("Layer5","Layer5","S_layer5",0,0,0,"");
216 node->SetLineColor(kColorITS);
217 fNodes->Add(node);
218
219 new TTUBE("S_layer6","Layer6 of ITS","void",45,45+0.05382,50.4);
220 top->cd();
221 node = new TNode("Layer6","Layer6","S_layer6",0,0,0,"");
222 node->SetLineColor(kColorITS);
223 fNodes->Add(node);
224}
225//_____________________________________________________________________________
226void AliITSvPPRcoarsesymm::CreateGeometry(){
227////////////////////////////////////////////////////////////////////////
228// This routine defines and Creates the geometry for version 7 of the ITS.
229////////////////////////////////////////////////////////////////////////
230
231 //INNER RADII OF THE SILICON LAYERS
6c251614 232 Float_t rl[6] = { 3.8095,7.,15.,24.,38.1,43.5765 };
69efe7cb 233 //THICKNESSES OF LAYERS (in % radiation length)
6c251614 234 Float_t drl[6] = { 1.03,1.03,0.94,0.95,0.91,0.87 };
69efe7cb 235 //HALF LENGTHS OF LAYERS
6c251614 236 Float_t dzl[6] = { 14.35,14.35,25.1,32.1,49.405,55.27 };
69efe7cb 237 //LENGTHS OF END-LADDER BOXES (ALL INCLUDED)
146fb996 238 Float_t dzb[6] = { 12.4,12.4,19.,19.,12.,11. };
69efe7cb 239 //THICKNESSES OF END-LADDER BOXES (ALL INCLUDED)
146fb996 240 Float_t drb[6] = { rl[1]-rl[0],0.2,5.,5.,3.,3. };
69efe7cb 241
242
243 Float_t dits[3], rlim, zmax;
244 Float_t zpos;
245 Float_t pcits[15], xltpc;
246 Int_t idrotm[399], i;
247 Float_t dgh[50];
248
249 Int_t *idtmed = fIdtmed->GetArray()-199;
250
251 // CONVERT INTO CM (RL(SI)=9.36 CM)
252 for (i = 0; i < 6; ++i) {
253 drl[i] = drl[i] / 100. * 9.36;
254 }
255
256 // FIELD CAGE HALF LENGTH
257
258 rlim = 56.;
259 zmax = 76.708;
260 xltpc = 284.;
261
c6e3abc5 262 // --- Define ghost volume containing the whole ITS (including services)
263 // and fill it with air
264
265 dgh[0] = 0.;
266 dgh[1] = 360.;
267 dgh[2] = 12.;
268 dgh[3] = -xltpc-5.-0.1;
269 dgh[4] = 62.4;
270 dgh[5] = 85.;
271 dgh[6] = -xltpc;
272 dgh[7] = 61.5;
273 dgh[8] = 85.;
274 dgh[9] = -xltpc;
275 dgh[10] = 61.5;
276 dgh[11] = 61.5+4.;
277 dgh[12] = -100.7;
278 dgh[13] = 44.9;
279 dgh[14] = 56.1;
990d421f 280 dgh[15] = -77.2;
c6e3abc5 281 dgh[16] = 44.9;
282 dgh[17] = 56.1;
6c251614 283 dgh[18] = -40.;
c6e3abc5 284 dgh[19] = 3.29;
285 dgh[20] = 56.1;
6c251614 286 dgh[21] = 40.;
c6e3abc5 287 dgh[22] = 3.29;
288 dgh[23] = 56.1;
990d421f 289 dgh[24] = 77.2;
c6e3abc5 290 dgh[25] = 44.9;
291 dgh[26] = 56.1;
292 dgh[27] = 100.7;
293 dgh[28] = 44.9;
294 dgh[29] = 56.1;
295 dgh[30] = xltpc;
296 dgh[31] = 61.5;
297 dgh[32] = 61.5+4.;
298 dgh[33] = xltpc;
299 dgh[34] = 61.5;
300 dgh[35] = 85.;
301 dgh[36] = xltpc+4.+0.1;
302 dgh[37] = 62.4;
303 dgh[38] = 85.;
304
305 gMC->Gsvolu("ITSV", "PCON", idtmed[275], dgh, 39);
306
307 // --- Place the ghost volume in its mother volume (ALIC) and make it
308 // invisible
309
310 gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY");
311 //gMC->Gsatt("ITSV", "SEEN", 0);
312
69efe7cb 313
314 // --- Define ghost volume containing the six layers and fill it with air
315
316 dgh[0] = 0.;
317 dgh[1] = 360.;
318 dgh[2] = 4.;
e8031268 319 dgh[3] = -77.2;
69efe7cb 320 dgh[4] = 45.;
321 dgh[5] = 56.;
6c251614 322 dgh[6] = -40.;
69efe7cb 323 dgh[7] = 3.3;
324 dgh[8] = 56.;
6c251614 325 dgh[9] = 40.;
69efe7cb 326 dgh[10] = 3.3;
327 dgh[11] = 56.;
e8031268 328 dgh[12] = 77.2;
69efe7cb 329 dgh[13] = 45.;
330 dgh[14] = 56.;
c6e3abc5 331 gMC->Gsvolu("ITSD", "PCON", idtmed[275], dgh, 15);
69efe7cb 332
c6e3abc5 333 // --- Place the ghost volume in its mother volume (ALIC) and make it
69efe7cb 334 // invisible
335
c6e3abc5 336 gMC->Gspos("ITSD", 1, "ITSV", 0., 0., 0., 0, "ONLY");
69efe7cb 337 //gMC->Gsatt("ITSV", "SEEN", 0);
338
339 // ITS LAYERS (SILICON)
340
341 dits[0] = rl[0];
342 dits[1] = rl[0] + drl[0];
343 dits[2] = dzl[0];
344 gMC->Gsvolu("ITS1", "TUBE", idtmed[199], dits, 3);
c6e3abc5 345 gMC->Gspos("ITS1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 346
347 dits[0] = rl[1];
348 dits[1] = rl[1] + drl[1];
349 dits[2] = dzl[1];
350 gMC->Gsvolu("ITS2", "TUBE", idtmed[199], dits, 3);
c6e3abc5 351 gMC->Gspos("ITS2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 352
353 dits[0] = rl[2];
354 dits[1] = rl[2] + drl[2];
355 dits[2] = dzl[2];
356 gMC->Gsvolu("ITS3", "TUBE", idtmed[224], dits, 3);
c6e3abc5 357 gMC->Gspos("ITS3", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 358
359 dits[0] = rl[3];
360 dits[1] = rl[3] + drl[3];
361 dits[2] = dzl[3];
362 gMC->Gsvolu("ITS4", "TUBE", idtmed[224], dits, 3);
c6e3abc5 363 gMC->Gspos("ITS4", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 364
365 dits[0] = rl[4];
366 dits[1] = rl[4] + drl[4];
367 dits[2] = dzl[4];
368 gMC->Gsvolu("ITS5", "TUBE", idtmed[249], dits, 3);
c6e3abc5 369 gMC->Gspos("ITS5", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 370
371 dits[0] = rl[5];
372 dits[1] = rl[5] + drl[5];
373 dits[2] = dzl[5];
374 gMC->Gsvolu("ITS6", "TUBE", idtmed[249], dits, 3);
c6e3abc5 375 gMC->Gspos("ITS6", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 376
d12d92a5 377 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SPD
69efe7cb 378
d12d92a5 379 gMC->Gsvolu("IEL1", "TUBE", idtmed[208], dits, 0);
380 for (i = 0; i < 2; i++) {
69efe7cb 381 dits[0] = rl[i];
382 dits[1] = dits[0] + drb[i];
383 dits[2] = dzb[i] / 2.;
384 zpos = dzl[i] + dits[2];
d12d92a5 385 gMC->Gsposp("IEL1", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
386 gMC->Gsposp("IEL1", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
69efe7cb 387 }
d12d92a5 388
389 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SDD
390
391 gMC->Gsvolu("IEL2", "TUBE", idtmed[237], dits, 0);
392 for (i = 2; i < 4; i++) {
393 dits[0] = rl[i];
394 dits[1] = dits[0] + drb[i];
395 dits[2] = dzb[i] / 2.;
396 zpos = dzl[i] + dits[2];
397 gMC->Gsposp("IEL2", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
398 gMC->Gsposp("IEL2", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
399 }
400
401 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SSD
402
403 gMC->Gsvolu("IEL3", "TUBE", idtmed[263], dits, 0);
404 for (i = 4; i < 6; i++) {
405 dits[0] = rl[i];
406 dits[1] = dits[0] + drb[i];
407 dits[2] = dzb[i] / 2.;
408 zpos = dzl[i] + dits[2];
409 gMC->Gsposp("IEL3", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
410 gMC->Gsposp("IEL3", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
411 }
69efe7cb 412
6c251614 413 // DEFINE THERMAL SCREEN FOR SPD
69efe7cb 414
6c251614 415 pcits[0] = 8.3;
416 pcits[1] = 8.5;
417 pcits[2] = 42.5;
418 gMC->Gsvolu("ICY1", "TUBE", idtmed[274], pcits, 3);
419 gMC->Gspos("ICY1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 420
69efe7cb 421 // DEFINE END CONES FOR SDD
422
423 pcits[0] = 0.;
424 pcits[1] = 360.;
425 pcits[2] = 2.;
6c251614 426 pcits[3] = 42.5;
427 pcits[4] = 8.5;
146fb996 428 pcits[5] = 8.5+3.0;
429 pcits[6] = 59.;
69efe7cb 430 pcits[7] = 28.;
6c251614 431 pcits[8] = 28.+3.0;
146fb996 432 gMC->Gsvolu("ICO1", "PCON", idtmed[274], pcits, 9);
6c251614 433 AliMatrix(idrotm[200], 90., 0., 90., 90., 180., 0.);
434 gMC->Gspos("ICO1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
146fb996 435 gMC->Gspos("ICO1", 2, "ITSD", 0., 0., 0., idrotm[200], "ONLY");
6c251614 436
437 // DEFINE CYLINDER BETWEEN SDD AND SSD
438
439 pcits[0] = (59.5-0.13/2.)/2.;
440 pcits[1] = (59.5+0.13/2.)/2.;
441 pcits[2] = 57.;
442 gMC->Gsvolu("ICY2", "TUBE", idtmed[274], pcits, 3);
146fb996 443 gMC->Gspos("ICY2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
69efe7cb 444
445 // DEFINE END CONES FOR SSD
446
447 pcits[0] = 0.;
448 pcits[1] = 360.;
449 pcits[2] = 2.;
6c251614 450 pcits[3] = 59.;
69efe7cb 451 pcits[4] = 28.0;
146fb996 452 pcits[5] = 28.0+4.0;
69efe7cb 453 pcits[6] = 74.0;
454 pcits[7] = 47.;
146fb996 455 pcits[8] = 47.+4.0;
456 gMC->Gsvolu("ICO2", "PCON", idtmed[274], pcits, 9);
6c251614 457 gMC->Gspos("ICO2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
146fb996 458 gMC->Gspos("ICO2", 2, "ITSD", 0., 0., 0., idrotm[200], "ONLY");
459
69efe7cb 460
69efe7cb 461 // SERVICES
462
463
e6892b92 464 // --- Define cables at the end of the ITS cones - copper part
69efe7cb 465
466 dgh[0] = 45.;
e6892b92 467 dgh[1] = 45.+1.0;
e8031268 468 dgh[2] = 9.5;
e6892b92 469
470 gMC->Gsvolu("ICCU", "TUBE", idtmed[279], dgh, 3);
e8031268 471 gMC->Gspos("ICCU", 1, "ITSV", 0., 0., 86.7, 0, "ONLY");
472 gMC->Gspos("ICCU", 2, "ITSV", 0., 0., -86.7, idrotm[200], "ONLY");
e6892b92 473
c54243df 474 // --- DEFINE CABLES AT THE END OF THE ITS CONES - CARBON PART
e6892b92 475
476 dgh[0] = 45.+1.0;
477 dgh[1] = 45.+1.0+1.5;
e8031268 478 dgh[2] = 9.5;
69efe7cb 479
e6892b92 480 gMC->Gsvolu("ICCC", "TUBE", idtmed[274], dgh, 3);
e8031268 481 gMC->Gspos("ICCC", 1, "ITSV", 0., 0., 86.7, 0, "ONLY");
482 gMC->Gspos("ICCC", 2, "ITSV", 0., 0., -86.7, idrotm[200], "ONLY");
69efe7cb 483
c54243df 484 // --- DEFINE PATCH PANELS AT THE END OF THE ITS CONES
69efe7cb 485
486 dgh[0] = 45.;
487 dgh[1] = 56.;
488 dgh[2] = 2.25;
489
e6892b92 490 gMC->Gsvolu("IPAN", "TUBE", idtmed[285], dgh, 3);
c6e3abc5 491 gMC->Gspos("IPAN", 1, "ITSV", 0., 0., 98.45, 0, "ONLY");
492 gMC->Gspos("IPAN", 2, "ITSV", 0., 0., -98.45, idrotm[200], "ONLY");
69efe7cb 493
c54243df 494 // --- DEFINE CABLES/COOLING BELOW THE TPC - COPPER PART
69efe7cb 495
496 dgh[0] = 0.;
497 dgh[1] = 360.;
498 dgh[2] = 2.;
499 dgh[3] = 100.7;
500 dgh[4] = 45.2;
e6892b92 501 dgh[5] = 45.2+1.0;
69efe7cb 502 dgh[6] = xltpc;
503 dgh[7] = 61.8;
e6892b92 504 dgh[8] = 61.8+1.0;
505 gMC->Gsvolu("ICU1", "PCON", idtmed[279], dgh, 9);
506 gMC->Gspos("ICU1", 1, "ITSV", 0., 0., 0., 0, "ONLY");
507 gMC->Gspos("ICU1", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
508
c54243df 509 // --- DEFINE CABLES/COOLING BELOW THE TPC - CARBON PART
e6892b92 510
511 dgh[0] = 0.;
512 dgh[1] = 360.;
513 dgh[2] = 2.;
514 dgh[3] = 100.7;
515 dgh[4] = 45.2+1.0;
516 dgh[5] = 45.2+1.0+1.5;
517 dgh[6] = xltpc;
518 dgh[7] = 61.8+1.0;
519 dgh[8] = 61.8+1.0+1.5;
520 gMC->Gsvolu("ICC1", "PCON", idtmed[274], dgh, 9);
c6e3abc5 521 gMC->Gspos("ICC1", 1, "ITSV", 0., 0., 0., 0, "ONLY");
e6892b92 522 gMC->Gspos("ICC1", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
523
524
c54243df 525 // --- DEFINE CABLES/COOLING BEHIND THE TPC - COPPER PART
e6892b92 526
527 dgh[0] = 0.;
528 dgh[1] = 360.;
529 dgh[2] = 2.;
530 dgh[3] = xltpc+1.5;
531 dgh[4] = 62.5;
532 dgh[5] = 74.5;
533 dgh[6] = xltpc+1.5+1.0;
534 dgh[7] = 62.5;
535 dgh[8] = 74.5;
536 gMC->Gsvolu("ICU2", "PCON", idtmed[279], dgh, 9);
537 gMC->Gspos("ICU2", 1, "ITSV", 0., 0., 0., 0, "ONLY");
538 gMC->Gspos("ICU2", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
69efe7cb 539
c54243df 540 // --- DEFINE CABLES/COOLING BEHIND THE TPC - CARBON PART
69efe7cb 541
542 dgh[0] = 0.;
543 dgh[1] = 360.;
544 dgh[2] = 2.;
545 dgh[3] = xltpc;
546 dgh[4] = 62.5;
547 dgh[5] = 74.5;
e6892b92 548 dgh[6] = xltpc+1.5;
69efe7cb 549 dgh[7] = 62.5;
550 dgh[8] = 74.5;
e6892b92 551 gMC->Gsvolu("ICC2", "PCON", idtmed[274], dgh, 9);
c6e3abc5 552 gMC->Gspos("ICC2", 1, "ITSV", 0., 0., 0., 0, "ONLY");
e6892b92 553 gMC->Gspos("ICC2", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
69efe7cb 554
c54243df 555 // --- DEFINE HOOK TO THE TPC ON OTHER SIDE W.R.T. THE ABSORBER
69efe7cb 556
557 dgh[0] = 74.5;
558 dgh[1] = 79.5;
559 dgh[2] = 2.5;
d12d92a5 560 gMC->Gsvolu("IHOK", "TUBE", idtmed[284], dgh, 3);
c6e3abc5 561 gMC->Gspos("IHOK", 1, "ITSV", 0., 0., -xltpc-dgh[2], 0, "ONLY");
69efe7cb 562
c54243df 563 // --- DEFINE RAILS BETWEEN THE ITS AND THE TPC
564
565 dgh[0] = 0.85;
566 dgh[1] = 10.;
acb52b3d 567 dgh[2] = 132.75; // In the case of symmetric services the rails
568 // cannot be longer than 145 cm on the opposite side
569 // w.r.t. the absorber
c54243df 570 gMC->Gsvolu("IRAI", "BOX ", idtmed[285], dgh, 3);
acb52b3d 571 gMC->Gspos("IRAI", 1, "ITSV", 53., 0., -12.25, 0, "ONLY");
572 gMC->Gspos("IRAI", 2, "ITSV", -53., 0., -12.25, 0, "ONLY");
c54243df 573
69efe7cb 574
575 // --- Outputs the geometry tree in the EUCLID/CAD format
576
577 if (fEuclidOut) {
578 gMC->WriteEuclid("ITSgeometry", "ITSV", 1, 5);
579 }
580}
581//_____________________________________________________________________________
582void AliITSvPPRcoarsesymm::CreateMaterials(){
583////////////////////////////////////////////////////////////////////////
584 //
585 // Create ITS materials
586 // This function defines the default materials used in the Geant
587 // Monte Carlo simulations for the geometries AliITSv1, AliITSv3,
588 // AliITSvPPRcoarsesymm, AliITSvPPRcoarseasymm.
589 // In general it is automatically replaced by
590 // the CreatMaterials routine defined in AliITSv?. Should the function
591 // CreateMaterials not exist for the geometry version you are using this
592 // one is used. See the definition found in AliITSv5 or the other routine
593 // for a complete definition.
594 //
595 // Water H2O
596 Float_t awat[2] = { 1.00794,15.9994 };
597 Float_t zwat[2] = { 1.,8. };
598 Float_t wwat[2] = { 2.,1. };
599 Float_t denswat = 1.;
600 // Freon
601 Float_t afre[2] = { 12.011,18.9984032 };
602 Float_t zfre[2] = { 6.,9. };
603 Float_t wfre[2] = { 5.,12. };
604 Float_t densfre = 1.5;
605 // Ceramics
606 // 94.4% Al2O3 , 2.8% SiO2 , 2.3% MnO , 0.5% Cr2O3
607 Float_t acer[5] = { 26.981539,15.9994,28.0855,54.93805,51.9961 };
608 Float_t zcer[5] = { 13.,8.,14.,25., 24. };
609 Float_t wcer[5] = { .49976,1.01233,.01307, .01782,.00342 };
610 Float_t denscer = 3.6;
611 //
612 // 60% SiO2 , 40% G10FR4
613 // PC board
614 Float_t apcb[3] = { 28.0855,15.9994,17.749 };
615 Float_t zpcb[3] = { 14.,8.,8.875 };
616 Float_t wpcb[3] = { .28,.32,.4 };
617 Float_t denspcb = 1.8;
618 // POLYETHYL
619 Float_t apoly[2] = { 12.01,1. };
620 Float_t zpoly[2] = { 6.,1. };
621 Float_t wpoly[2] = { .33,.67 };
d12d92a5 622 // old SERVICES
69efe7cb 623 Float_t zserv[4] = { 1.,6.,26.,29. };
624 Float_t aserv[4] = { 1.,12.,55.8,63.5 };
625 Float_t wserv[4] = { .014,.086,.42,.48 };
d12d92a5 626 // Stainless steel
627 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
628 Float_t zsteel[4] = { 26.,24.,28.,14. };
629 Float_t wsteel[4] = { .715,.18,.1,.005 };
630
69efe7cb 631
632 Int_t isxfld = gAlice->Field()->Integ();
633 Float_t sxmgmx = gAlice->Field()->Max();
634
635
636 // --- Define the various materials for GEANT ---
637
638 // 200-224 --> Silicon Pixel Detectors (detectors, chips, buses, cooling,..)
639
640 AliMaterial(0, "SPD Si$", 28.0855, 14., 2.33, 9.36, 999);
641 AliMaterial(1, "SPD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
642 AliMaterial(2, "SPD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
643 AliMaterial(3, "SPD C$", 12.011, 6., 2.265,18.8, 999);
644 // v. dens
645 AliMaterial(4, "SPD Air$", 14.61, 7.3, .001205, 30423., 999);
646 AliMaterial(5, "SPD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
647 AliMaterial(6, "SPD Al$", 26.981539, 13., 2.6989, 8.9, 999);
648 AliMixture( 7, "SPD Water $", awat, zwat, denswat, -2, wwat);
649 AliMixture( 8, "SPD Freon$", afre, zfre, densfre, -2, wfre);
6c251614 650 AliMaterial(9, "SPD End ladder$", 55.845, 26., 7.87/10., 1.76*10., 999);
d12d92a5 651 AliMaterial(10, "SPD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
69efe7cb 652 // **
d12d92a5 653 AliMedium(0, "SPD Si$", 0, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
654 AliMedium(1, "SPD Si chip$", 1, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
655 AliMedium(2, "SPD Si bus$", 2, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
656 AliMedium(3, "SPD C$", 3, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
657 AliMedium(4, "SPD Air$", 4, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
658 AliMedium(5, "SPD Vacuum$", 5, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
659 AliMedium(6, "SPD Al$", 6, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
660 AliMedium(7, "SPD Water $", 7, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
661 AliMedium(8, "SPD Freon$", 8, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
662 AliMedium(9, "SPD End ladder",9, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
663 AliMedium(10, "SPD cone$", 10, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
69efe7cb 664
665 // 225-249 --> Silicon Drift Detectors (detectors, chips, buses, cooling,..)
666
667 AliMaterial(25, "SDD Si$", 28.0855, 14., 2.33, 9.36, 999);
668 AliMaterial(26, "SDD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
669 AliMaterial(27, "SDD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
670 AliMaterial(28, "SDD C$", 12.011, 6., 2.265,18.8, 999);
671 // v. dens
672 AliMaterial(29, "SDD Air$", 14.61, 7.3, .001205, 30423., 999);
673 AliMaterial(30, "SDD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
674 AliMaterial(31, "SDD Al$", 26.981539, 13., 2.6989, 8.9, 999);
675 // After a call with ratios by number (negative number of elements),
676 // the ratio array is changed to the ratio by weight, so all successive
677 // calls with the same array must specify the number of elements as
678 // positive
679 AliMixture(32, "SDD Water $", awat, zwat, denswat, 2, wwat);
680 // After a call with ratios by number (negative number of elements),
681 // the ratio array is changed to the ratio by weight, so all successive
682 // calls with the same array must specify the number of elements as
683 // positive
684 AliMixture( 33, "SDD Freon$", afre, zfre, densfre, 2, wfre);
685 AliMixture( 34, "SDD PCB$", apcb, zpcb, denspcb, 3, wpcb);
686 AliMaterial(35, "SDD Copper$", 63.546, 29., 8.96, 1.43, 999);
687 AliMixture( 36, "SDD Ceramics$", acer, zcer, denscer, -5, wcer);
688 AliMaterial(37, "SDD Kapton$", 12.011, 6., 1.3, 31.27, 999);
d12d92a5 689 AliMaterial(38, "SDD End ladder$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
690 AliMaterial(39, "SDD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
69efe7cb 691 // **
692 // check A and Z
d12d92a5 693 AliMedium(25, "SDD Si$", 25, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
69efe7cb 694 AliMedium(26, "SDD Si chip$", 26, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
695 AliMedium(27, "SDD Si bus$", 27, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
696 AliMedium(28, "SDD C$", 28, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
697 AliMedium(29, "SDD Air$", 29, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
698 AliMedium(30, "SDD Vacuum$", 30, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
699 AliMedium(31, "SDD Al$", 31, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
700 AliMedium(32, "SDD Water $", 32, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
701 AliMedium(33, "SDD Freon$", 33, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
702 AliMedium(34, "SDD PCB$", 34, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
703 AliMedium(35, "SDD Copper$", 35, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
704 AliMedium(36, "SDD Ceramics$",36, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
705 AliMedium(37, "SDD Kapton$", 37, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
d12d92a5 706 AliMedium(38, "SDD End ladder",38, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
707 AliMedium(39, "SDD cone$", 39, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
69efe7cb 708
709 // 250-274 --> Silicon Strip Detectors (detectors, chips, buses, cooling,..)
710
711 AliMaterial(50, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.);
712 AliMaterial(51, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
713 AliMaterial(52, "SSD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
714 AliMaterial(53, "SSD C$", 12.011, 6., 2.265,18.8, 999.);
715 // v. dens
716 AliMaterial(54, "SSD Air$", 14.61, 7.3, .001205, 30423., 999);
717 AliMaterial(55, "SSD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
718 AliMaterial(56, "SSD Al$", 26.981539, 13., 2.6989, 8.9, 999);
719 // After a call with ratios by number (negative number of elements),
720 // the ratio array is changed to the ratio by weight, so all successive
721 // calls with the same array must specify the number of elements as
722 // positive
723 AliMixture(57, "SSD Water $", awat, zwat, denswat, 2, wwat);
724 // After a call with ratios by number (negative number of elements),
725 // the ratio array is changed to the ratio by weight, so all successive
726 // calls with the same array must specify the number of elements as
727 // positive
728 AliMixture(58, "SSD Freon$", afre, zfre, densfre, 2, wfre);
729 AliMixture(59, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb);
730 AliMaterial(60, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.);
731 // After a call with ratios by number (negative number of elements),
732 // the ratio array is changed to the ratio by weight, so all successive
733 // calls with the same array must specify the number of elements as
734 // positive
735 AliMixture( 61, "SSD Ceramics$", acer, zcer, denscer, 5, wcer);
736 AliMaterial(62, "SSD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
737 // check A and Z
d12d92a5 738 AliMaterial(63, "SSD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.);
739 AliMaterial(64, "SSD End ladder$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
740 AliMaterial(65, "SSD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
69efe7cb 741 // **
d12d92a5 742 AliMedium(50, "SSD Si$", 50, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
69efe7cb 743 AliMedium(51, "SSD Si chip$", 51, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
744 AliMedium(52, "SSD Si bus$", 52, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
745 AliMedium(53, "SSD C$", 53, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
746 AliMedium(54, "SSD Air$", 54, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
747 AliMedium(55, "SSD Vacuum$", 55, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
748 AliMedium(56, "SSD Al$", 56, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
749 AliMedium(57, "SSD Water $", 57, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
750 AliMedium(58, "SSD Freon$", 58, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
751 AliMedium(59, "SSD PCB$", 59, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
752 AliMedium(60, "SSD Copper$", 60, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
753 AliMedium(61, "SSD Ceramics$",61, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
754 AliMedium(62, "SSD Kapton$", 62, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
755 AliMedium(63, "SSD G10FR4$", 63, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
d12d92a5 756 AliMedium(64, "SPD End ladder",64, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
757 AliMedium(65, "SPD cone$", 65, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
69efe7cb 758
759 // 275-299 --> General (end-caps, frames, cooling, cables, etc.)
760
761 AliMaterial(75, "GEN C$", 12.011, 6., 2.265, 18.8, 999.);
762 // verify density
763 AliMaterial(76, "GEN Air$", 14.61, 7.3, .001205, 30423., 999);
764 AliMaterial(77, "GEN Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
765 AliMixture( 78, "GEN POLYETHYL$", apoly, zpoly, .95, -2, wpoly);
766 AliMixture( 79, "GEN SERVICES$", aserv, zserv, 4.68, 4, wserv);
e6892b92 767 AliMaterial(80, "GEN Copper$", 63.546, 29., 8.96, 1.43, 999.);
69efe7cb 768 // After a call with ratios by number (negative number of elements),
769 // the ratio array is changed to the ratio by weight, so all successive
770 // calls with the same array must specify the number of elements as
771 // positive
772 AliMixture(81, "GEN Water $", awat, zwat, denswat, 2, wwat);
e6892b92 773 //AliMaterial(82, "GEN Cables$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
774 //AliMaterial(83, "GEN patch pan$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
775 //AliMaterial(84, "GEN serv$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
d12d92a5 776 AliMixture(85, "GEN Inox$", asteel, zsteel, 7.88, 4, wsteel);
e6892b92 777 AliMaterial(86, "GEN Al$", 26.981539, 13., 2.6989, 8.9, 999);
69efe7cb 778 // **
779 AliMedium(75,"GEN C$", 75, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
780 AliMedium(76,"GEN Air$", 76, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
781 AliMedium(77,"GEN Vacuum$", 77, 0,isxfld,sxmgmx, 10., .10, .1, .100,10.00);
782 AliMedium(78,"GEN POLYETHYL$",78, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
783 AliMedium(79,"GEN SERVICES$", 79, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
784 AliMedium(80,"GEN Copper$", 80, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
785 AliMedium(81,"GEN Water $", 81, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
e6892b92 786 //AliMedium(82,"GEN Cables$", 82, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
787 //AliMedium(83,"GEN patch pan$",83, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
788 //AliMedium(84,"GEN serv$", 84, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
d12d92a5 789 AliMedium(85,"GEN Inox$", 85, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
e6892b92 790 AliMedium(86, "GEN Al$", 86, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
791
69efe7cb 792}
793//_____________________________________________________________________________
794void AliITSvPPRcoarsesymm::Init(){
795////////////////////////////////////////////////////////////////////////
796// Initialise the ITS after it has been created.
797////////////////////////////////////////////////////////////////////////
798
799 //
800 AliITS::Init();
801 fMajorVersion = 1;
802 fMinorVersion = 0;
803}
804
805//_____________________________________________________________________________
806void AliITSvPPRcoarsesymm::DrawModule(){
807////////////////////////////////////////////////////////////////////////
808// Draw a shaded view of the FMD version 6.
809////////////////////////////////////////////////////////////////////////
810
811 // Set everything unseen
812 gMC->Gsatt("*", "seen", -1);
813 //
814 // Set ALIC mother visible
815 gMC->Gsatt("ALIC","SEEN",0);
816 //
817 // Set the volumes visible
818 gMC->Gsatt("ITSD","SEEN",0);
819 gMC->Gsatt("ITS1","SEEN",1);
820 gMC->Gsatt("ITS2","SEEN",1);
821 gMC->Gsatt("ITS3","SEEN",1);
822 gMC->Gsatt("ITS4","SEEN",1);
823 gMC->Gsatt("ITS5","SEEN",1);
824 gMC->Gsatt("ITS6","SEEN",1);
825
826 gMC->Gsatt("IPCB","SEEN",1);
827 gMC->Gsatt("ICO2","SEEN",1);
828 gMC->Gsatt("ICER","SEEN",0);
829 gMC->Gsatt("ISI2","SEEN",0);
830 gMC->Gsatt("IPLA","SEEN",0);
831 gMC->Gsatt("ICO3","SEEN",0);
832 gMC->Gsatt("IEPX","SEEN",0);
833 gMC->Gsatt("ISI3","SEEN",1);
834 gMC->Gsatt("ISUP","SEEN",0);
835 gMC->Gsatt("ICHO","SEEN",0);
836 gMC->Gsatt("ICMO","SEEN",0);
837 gMC->Gsatt("ICMD","SEEN",0);
838 gMC->Gsatt("ICCO","SEEN",1);
839 gMC->Gsatt("ICCM","SEEN",0);
840 gMC->Gsatt("ITMD","SEEN",0);
841 gMC->Gsatt("ITTT","SEEN",1);
842
843 //
844 gMC->Gdopt("hide", "on");
845 gMC->Gdopt("shad", "on");
846 gMC->Gsatt("*", "fill", 7);
847 gMC->SetClipBox(".");
848 gMC->SetClipBox("*", 0, 300, -300, 300, -300, 300);
849 gMC->DefaultRange();
850 gMC->Gdraw("alic", 40, 30, 0, 11, 10, .07, .07);
851 gMC->Gdhead(1111, "Inner Tracking System Version 1");
852 gMC->Gdman(17, 6, "MAN");
853}
854//_____________________________________________________________________________
855void AliITSvPPRcoarsesymm::StepManager(){
856////////////////////////////////////////////////////////////////////////
857// Called for every step in the ITS, then calls the AliITShit class
858// creator with the information to be recoreded about that hit.
859////////////////////////////////////////////////////////////////////////
c6e3abc5 860
861/*
69efe7cb 862 Int_t copy, id;
863 Float_t hits[8];
864 Int_t vol[4];
865 TLorentzVector position, momentum;
866// TClonesArray &lhits = *fHits;
867//
868// no hits for this coarse symmetric version.
869//
870
871 //
872 // Track status
873 vol[3] = 0;
874 if(gMC->IsTrackInside()) vol[3] += 1;
875 if(gMC->IsTrackEntering()) vol[3] += 2;
876 if(gMC->IsTrackExiting()) vol[3] += 4;
877 if(gMC->IsTrackOut()) vol[3] += 8;
878 if(gMC->IsTrackDisappeared()) vol[3] += 16;
879 if(gMC->IsTrackStop()) vol[3] += 32;
880 if(gMC->IsTrackAlive()) vol[3] += 64;
881 //
882 // Fill hit structure.
883 if( !(gMC->TrackCharge()) ) return;
884 //
885 // Only entering charged tracks
886 if((id=gMC->CurrentVolID(copy))==fIdSens[0]) {
887 vol[0]=1;
888 id=gMC->CurrentVolOffID(1,copy);
889 vol[1]=copy;
890 id=gMC->CurrentVolOffID(2,copy);
891 vol[2]=copy;
892 } else if(id==fIdSens[1]) {
893 vol[0]=2;
894 id=gMC->CurrentVolOffID(1,copy);
895 vol[1]=copy;
896 id=gMC->CurrentVolOffID(2,copy);
897 vol[2]=copy;
898 } else if(id==fIdSens[2]) {
899 vol[0]=3;
900 vol[1]=copy;
901 id=gMC->CurrentVolOffID(1,copy);
902 vol[2]=copy;
903 } else if(id==fIdSens[3]) {
904 vol[0]=4;
905 vol[1]=copy;
906 id=gMC->CurrentVolOffID(1,copy);
907 vol[2]=copy;
908 } else if(id==fIdSens[4]) {
909 vol[0]=5;
910 vol[1]=copy;
911 id=gMC->CurrentVolOffID(1,copy);
912 vol[2]=copy;
913 } else if(id==fIdSens[5]) {
914 vol[0]=6;
915 vol[1]=copy;
916 id=gMC->CurrentVolOffID(1,copy);
917 vol[2]=copy;
918 } else return;
919 gMC->TrackPosition(position);
920 gMC->TrackMomentum(momentum);
921 hits[0]=position[0];
922 hits[1]=position[1];
923 hits[2]=position[2];
924 hits[3]=momentum[0];
925 hits[4]=momentum[1];
926 hits[5]=momentum[2];
927 hits[6]=gMC->Edep();
928 hits[7]=gMC->TrackTime();
929// new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->CurrentTrack(),vol,hits);
930//
931// no hits for this coarse symmetric version.
932//
c6e3abc5 933*/
69efe7cb 934}
935/*
936//____________________________________________________________________________
937void AliITSvPPRcoarsesymm::Streamer(TBuffer &R__b){
938////////////////////////////////////////////////////////////////////////
939// A dummy Streamer function for this class AliITSvPPRcoarsesymm. By default it
940// only streams the AliITS class as it is required. Since this class
941// dosen't contain any "real" data to be saved, it doesn't.
942////////////////////////////////////////////////////////////////////////
943
944 if (R__b.IsReading()) {
945 Version_t R__v = R__b.ReadVersion(); if (R__v) { }
946 AliITS::Streamer(R__b);
947 } else {
948 R__b.WriteVersion(AliITSvPPRcoarsesymm::IsA());
949 AliITS::Streamer(R__b);
950 } // end if R__b.IsReading()
951}
952*/