]> git.uio.no Git - u/mrichter/AliRoot.git/blame_incremental - STRUCT/AliSHILv0.cxx
git://git.uio.no / u / mrichter / AliRoot.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
Changes for TOF Reconstruction using TGeo
[u/mrichter/AliRoot.git] / STRUCT / AliSHILv0.cxx
... / ...
CommitLineData
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/* $Id$ */
17
18///////////////////////////////////////////////////////////////////////////////
19// //
20// Muon Shield Class //
21// This class contains a description of the muon shield //
22// //
23//Begin_Html
24/*
25<img src="picts/AliSHILClass.gif">
26*/
27//End_Html
28// //
29// //
30///////////////////////////////////////////////////////////////////////////////
31
32#include <TVirtualMC.h>
33
34#include "AliConst.h"
35#include "AliRun.h"
36#include "AliSHILv0.h"
37#include "AliLog.h"
38
39ClassImp(AliSHILv0)
40
41//_____________________________________________________________________________
42AliSHILv0::AliSHILv0()
43{
44 //
45 // Default constructor for muon shield
46 //
47}
48
49//_____________________________________________________________________________
50AliSHILv0::AliSHILv0(const char *name, const char *title)
51 : AliSHIL(name,title)
52{
53 //
54 // Standard constructor for muon shield
55 //
56 SetMarkerColor(7);
57 SetMarkerStyle(2);
58 SetMarkerSize(0.4);
59 // Pb cone not yet compatible with muon chamber inner radii
60 // Switched off by default
61 fPbCone=kTRUE;
62}
63
64//_____________________________________________________________________________
65void AliSHILv0::CreateGeometry()
66{
67 //
68 // Build muon shield geometry
69 //
70 //
71 //Begin_Html
72 /*
73 <img src="picts/AliSHILv0.gif">
74 */
75 //End_Html
76 //Begin_Html
77 /*
78 <img src="picts/AliSHILv0Tree.gif">
79 */
80 //End_Html
81
82 Float_t cpar[5], cpar0[5], tpar[3], par1[39], pars1[100], par2[36], par3[27],
83 par4[24], par0[87];
84 Float_t dz, dZ;
85
86 Int_t *idtmed = fIdtmed->GetArray()-1699;
87
88#include "ABSOSHILConst.h"
89#include "SHILConst.h"
90
91enum {kC=1705, kAl=1708, kFe=1709, kCu=1710, kW=1711, kPb=1712,
92 kNiCuW=1720, kVacuum=1715, kAir=1714, kConcrete=1716,
93 kPolyCH2=1717, kSteel=1709, kInsulation=1713};
94//
95// Material of the rear part of the shield
96 Int_t iHeavy=kNiCuW;
97 if (fPbCone) iHeavy=kPb;
98//
99// Mother volume
100//
101 Float_t dRear1=kDRear;
102
103 Float_t zstart=kZRear-dRear1;
104
105 par0[0] = 0.;
106 par0[1] = 360.;
107 par0[2] = 28.;
108
109 Float_t dl=(kZvac12-zstart)/2.;
110 dz=zstart+dl;
111//
112// start
113 par0[3] = -dl;
114 par0[4] = 0.;
115 par0[5] = zstart * TMath::Tan(kAccMin);
116// recess station 1
117 par0[6] = -dz+kZch11;
118 par0[7] = 0.;
119 par0[8] = kZch11 * TMath::Tan(kAccMin);
120
121 par0[9] = par0[6];
122 par0[10] = 0.;
123 par0[11] = 17.9;
124
125 par0[12] = -dz+kZch12;
126 par0[13] = 0.;
127 par0[14] = 17.9;
128
129 par0[15] = par0[12];
130 par0[16] = 0.;
131 par0[17] = kZch12 * TMath::Tan(kAccMin);
132// recess station 2
133 par0[18] = -dz+kZch21;
134 par0[19] = 0.;
135 par0[20] = kZch21 * TMath::Tan(kAccMin);
136
137 par0[21] = -dz+kZch21;
138 par0[22] = 0.;
139 par0[23] = 23.;
140
141 par0[24] = -dz+kZch22;
142 par0[25] = 0.;
143 par0[26] = 23.;
144
145 par0[27] = -dz+kZch22;
146 par0[28] = 0.;
147 par0[29] = kZch22 * TMath::Tan(kAccMin);
148//
149 par0[30] = -dz+kZvac6;
150 par0[31] = 0.;
151 par0[32] = kZvac6 * TMath::Tan(kAccMin);
152// end of 2 deg cone
153 par0[33] = -dz+kZConeE;
154 par0[34] = 0.;
155 par0[35] = 30.;
156
157 par0[36] = -dz+kZch31;
158 par0[37] = 0.;
159 par0[38] = 30.;
160
161 par0[39] = -dz+kZch31;
162 par0[40] = 0.;
163 par0[41] = 29.;
164
165 par0[42] = -dz+kZch32;
166 par0[43] = 0.;
167 par0[44] = 29.;
168// start of 1.6 deg cone
169 par0[45] = -dz+kZch32;
170 par0[46] = 0.;
171 par0[47] = 30.+(kZch32-kZConeE)*TMath::Tan(kThetaOpenPbO);
172// recess station 4
173 par0[48] = -dz+kZch41;
174 par0[49] = 0.;
175 par0[50] = 30.+(kZch41-kZConeE)*TMath::Tan(kThetaOpenPbO);
176
177 par0[51] = -dz+kZch41;
178 par0[52] = 0.;
179 par0[53] = 37.5;
180
181 par0[54] = -dz+kZch42;
182 par0[55] = 0.;
183 par0[56] = 37.5;
184
185 par0[57] = -dz+kZch42;
186 par0[58] = 0.;
187 par0[59] = 30.+(kZch42-kZConeE)*TMath::Tan(kThetaOpenPbO);
188
189// recess station 5
190
191 par0[60] = -dz+kZch51;
192 par0[61] = 0.;
193 par0[62] = 30.+(kZch51-kZConeE)*TMath::Tan(kThetaOpenPbO);
194
195 par0[63] = -dz+kZch51;
196 par0[64] = 0.;
197 par0[65] = 37.5;
198
199 par0[66] = -dz+kZch52;
200 par0[67] = 0.;
201 par0[68] = 37.5;
202
203 par0[69] = -dz+kZch52;
204 par0[70] = 0.;
205 par0[71] = 30.+(kZch52-kZConeE)*TMath::Tan(kThetaOpenPbO);
206
207// end of cone
208
209 par0[72] = -dz+kZvac10;
210 par0[73] = 0.;
211 par0[74] = 30.+(kZvac10-kZConeE)*TMath::Tan(kThetaOpenPbO);
212
213 par0[75] = -dz+kZvac10;
214 par0[76] = 0.;
215 par0[77] = kR42;
216
217 par0[78] = -dz+kZvac11;
218 par0[79] = 0.;
219 par0[80] = kR42;
220
221 par0[81] = -dz+kZvac11;
222 par0[82] = 0.;
223 par0[83] = kR43;
224
225 par0[84] = -dz+kZvac12;
226 par0[85] = 0.;
227 par0[86] = kR43;
228
229 gMC->Gsvolu("YMOT", "PCON", idtmed[kVacuum], par0, 87);
230 dz=zstart+dl;
231 gMC->Gspos("YMOT", 1, "ALIC", 0., 0., dz, 0, "ONLY");
232 gMC->Gsbool("YMOT","L3DO");
233 gMC->Gsbool("YMOT","L3O1");
234 gMC->Gsbool("YMOT","L3O2");
235//
236
237 dZ=-dl;
238
239//
240// First section: bellows below and behind front absorber
241//
242//
243 par1[0] = 0.;
244 par1[1] = 360.;
245 par1[2] = 12.;
246 dl=(kZvac4-zstart)/2.;
247
248 par1[3] = -dl;
249 par1[4] = kRAbs+(zstart-kZOpen) * TMath::Tan(kThetaOpen1);
250 par1[5] = zstart * TMath::Tan(kAccMin);
251
252 par1[6] = -dl+kZvac1-zstart;
253 par1[7] = kRAbs+ (kZvac1-kZOpen) * TMath::Tan(kThetaOpen1);
254 par1[8] = kZvac1 * TMath::Tan(kAccMin);
255
256 par1[9] = par1[6]+kDr11/2.;
257 par1[10] = par1[7]+kDr11;
258 par1[11] = (kZvac1+kDr11/2.) * TMath::Tan(kAccMin);
259
260 par1[12] = -dl+dRear1;
261 par1[13] = par1[10];
262 par1[14] = kZRear * TMath::Tan(kAccMin);
263
264 par1[15] = -dl+dRear1;
265 par1[16] = par1[10];
266 par1[17] = kR11;
267
268 par1[18] = -dl+(kZvac1+kDr11+kDB1-zstart);
269 par1[19] = par1[16];
270 par1[20] = kR11;
271
272 par1[21] = par1[18]+kDr12;
273 par1[22] = par1[19]+kDr12;
274 par1[23] = kR11;
275
276 par1[24] = par1[21]+kDF1;
277 par1[25] = par1[22];
278 par1[26] = kR11;
279
280 par1[27] = par1[24]+kDr12;
281 par1[28] = par1[25]-kDr12;
282 par1[29] = kR11;
283
284 par1[30] = par1[27]+kDB1;
285 par1[31] = par1[28];
286 par1[32] = kR11;
287
288 par1[33] = par1[30]+kDr13;
289 par1[34] = par1[31]-kDr13;
290 par1[35] = kR11;
291
292 par1[36] = -dl+kZvac4-zstart;
293 par1[37] = par1[34];
294 par1[38] = kR11;
295
296 Float_t r2 = par1[37];
297 Float_t rBox= par1[31]-0.1;
298
299 gMC->Gsvolu("YGO1", "PCON", idtmed[kNiCuW], par1, 39);
300 Int_t i;
301
302 for (i=0; i<39; i++) pars1[i] = par1[i];
303 for (i=4; i<38; i+=3) pars1[i] = 0.;
304
305 gMC->Gsvolu("YMO1", "PCON", idtmed[kVacuum+40], pars1, 39);
306 gMC->Gspos("YGO1", 1, "YMO1", 0., 0., 0., 0, "ONLY");
307 dZ+=dl;
308 gMC->Gspos("YMO1", 1, "YMOT", 0., 0., dZ, 0, "ONLY");
309 dZ+=dl;
310
311//
312// Steel envelope
313 tpar[0]=kR11-kDRSteel2;
314 tpar[1]=kR11;
315 tpar[2]=(kZvac4-kZvac3)/2.;
316 gMC->Gsvolu("YSE1", "TUBE", idtmed[kNiCuW], tpar, 3);
317 dz=dl-tpar[2];
318 gMC->Gspos("YSE1", 1, "YGO1", 0., 0., dz, 0, "ONLY");
319
320//
321// 1st section: vacuum system
322//
323//
324// Bellow 1
325//
326
327//
328// Bellow 1
329//
330 tpar[0]=kRB1;
331 tpar[1]=kRB1+kHB1;
332 tpar[2]=kEB1/2.;
333 gMC->Gsvolu("YB11", "TUBE", idtmed[kSteel+40], tpar, 3);
334 Float_t dl1=tpar[2];
335
336 tpar[0]=kRB1+kHB1-kEB1;
337 tpar[1]=kRB1+kHB1;
338 tpar[2]=(kLB1/2.-2.*kEB1)/2.;
339 gMC->Gsvolu("YB12", "TUBE", idtmed[kSteel+40], tpar, 3);
340 Float_t dl2=tpar[2];
341
342 tpar[0]=kRB1-kEB1;
343 tpar[1]=kRB1;
344 tpar[2]=kLB1/8.;
345 gMC->Gsvolu("YB13", "TUBE", idtmed[kSteel+40], tpar, 3);
346 Float_t dl3=tpar[2];
347
348
349 tpar[0]=0;
350 tpar[1]=kRB1+kHB1;
351 tpar[2]=-kLB1/2.;
352 gMC->Gsvolu("YBU1", "TUBE", idtmed[kVacuum+40], tpar, 3);
353
354 dz=-kLB1/2.+dl3;
355 gMC->Gspos("YB13", 1, "YBU1", 0., 0., dz, 0, "ONLY");
356 dz+=dl3;
357 dz+=dl1;
358 gMC->Gspos("YB11", 1, "YBU1", 0., 0., dz, 0, "ONLY");
359 dz+=dl1;
360 dz+=dl2;
361 gMC->Gspos("YB12", 1, "YBU1", 0., 0., dz, 0, "ONLY");
362 dz+=dl2;
363 dz+=dl1;
364 gMC->Gspos("YB11", 2, "YBU1", 0., 0., dz, 0, "ONLY");
365 dz+=dl1;
366 dz+=dl3;
367 gMC->Gspos("YB13", 2, "YBU1", 0., 0., dz, 0, "ONLY");
368
369
370 tpar[0]=0;
371 tpar[1]=kRB1+kHB1+0.5;
372 tpar[2]=12.*kLB1/2.;
373 gMC->Gsvolu("YBM1", "TUBE", idtmed[kVacuum+40], tpar, 3);
374 gMC->Gsdvn("YB1S", "YBM1", 12 , 3);
375
376 Float_t bsize = tpar[2];
377 tpar[0]=kRB1+kHB1;
378 tpar[2]=-kLB1/2.;
379 gMC->Gsvolu("YBI1", "TUBE", idtmed[kInsulation+40], tpar, 3);
380
381 gMC->Gspos("YBI1", 1, "YB1S", 0., 0., 0., 0, "ONLY");
382 gMC->Gspos("YBU1", 1, "YB1S", 0., 0., 0., 0, "ONLY");
383
384 dz=-dl+(kZvac1-zstart)+kDr11/2.+bsize;
385 gMC->Gspos("YBM1", 1, "YMO1", 0., 0., dz, 0, "ONLY");
386
387//
388// Flange
389
390 tpar[0]=0;
391 tpar[1]=kRF1+0.6;
392 tpar[2]=kDF1/2.;
393 gMC->Gsvolu("YFM1", "TUBE", idtmed[kVacuum+40], tpar, 3);
394// Steel
395 tpar[0]=kRB1;
396 tpar[1]=kRF1+0.6;
397 tpar[2]=kDF1/2.;
398 gMC->Gsvolu("YF11", "TUBE", idtmed[kSteel+40], tpar, 3);
399// Insulation
400 tpar[0]=kRF1;
401 tpar[1]=kRF1+0.5;
402 tpar[2]=kDF1/2.;
403 gMC->Gsvolu("YF12", "TUBE", idtmed[kInsulation+40], tpar, 3);
404
405
406 gMC->Gspos("YF11", 1, "YFM1", 0., 0., 0., 0, "ONLY");
407 gMC->Gspos("YF12", 1, "YFM1", 0., 0., 0., 0, "ONLY");
408
409 dz=-dl+(kZvac1-zstart)+kDr11/2.+2.*bsize+kDF1/2.+3.;
410 gMC->Gspos("YFM1", 2, "YMO1", 0., 0., dz, 0, "ONLY");
411
412//
413// pipe between flange and bellows
414//
415// Steel
416 tpar[0]=kRB1-dTubeS;
417 tpar[1]=kRB1+0.6;
418 tpar[2]=1.5;
419 gMC->Gsvolu("YPF1", "TUBE", idtmed[kSteel+40], tpar, 3);
420// Insulation
421 tpar[0]=kRB1;
422 tpar[1]=kRB1+0.5;
423 gMC->Gsvolu("YPS1", "TUBE", idtmed[kInsulation+40], tpar, 3);
424 gMC->Gspos("YPS1", 1, "YPF1", 0., 0., 0., 0, "ONLY");
425
426 dz=dz-1.5-kDF1/2.;
427 gMC->Gspos("YPF1", 1, "YMO1", 0., 0., dz, 0, "ONLY");
428 dz=dz+3.0+kDF1;
429 gMC->Gspos("YPF1", 2, "YMO1", 0., 0., dz, 0, "ONLY");
430//
431
432// Pipe+Heating 1.5 mm
433// Heating Jacket 5.0 mm
434// Protection 1.0 mm
435// ========================
436// 7.5 mm
437// pipe and heating jackets outside bellows
438//
439// left side
440 cpar0[0]=(kZvac1+kDr11/2.-zstart)/2;
441 cpar0[1]=kRVacu-0.05 +(zstart-kZOpen)*TMath::Tan(kThetaOpen1);
442 cpar0[2]=kRVacu+0.7 +(zstart-kZOpen)*TMath::Tan(kThetaOpen1);
443 cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(kThetaOpen1);
444 cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(kThetaOpen1);
445 gMC->Gsvolu("YV11", "CONE", idtmed[kSteel+40], cpar0, 5);
446//
447// insulation
448 dTubeS=0.15;
449 cpar[0]=cpar0[0];
450 cpar[1]=cpar0[1]+0.15;
451 cpar[2]=cpar0[1]+0.65;
452 cpar[3]=cpar0[3]+0.15;
453 cpar[4]=cpar0[3]+0.65;
454 gMC->Gsvolu("YI11", "CONE", idtmed[kInsulation+40], cpar, 5);
455 gMC->Gspos("YI11", 1, "YV11", 0., 0., 0., 0, "ONLY");
456 dz=-dl+cpar0[0];
457 gMC->Gspos("YV11", 1, "YMO1", 0., 0., dz, 0, "ONLY");
458
459// right side
460 dTubeS = 0.35;
461 dVacuS += 0.25;
462
463 cpar0[0] = (kZvac4-kZvac3)/2;
464 cpar0[1] = kRB1;
465 cpar0[2] = cpar0[1]+dVacuS;
466 cpar0[3] = cpar0[1]+2.*cpar0[0]*TMath::Tan(kThetaOpenB);
467 cpar0[4] = cpar0[2]+2.*cpar0[0]*TMath::Tan(kThetaOpenB);
468 gMC->Gsvolu("YV12", "CONE", idtmed[kSteel], cpar0, 5);
469 Float_t r2V=cpar0[3];
470//
471// insulation
472 cpar[0] = cpar0[0];
473 cpar[1] = cpar0[1]+dTubeS;
474 cpar[2] = cpar0[1]+dTubeS+kDInsuS;
475 cpar[3] = cpar0[3]+dTubeS;
476 cpar[4] = cpar0[3]+dTubeS+kDInsuS;
477 gMC->Gsvolu("YI12", "CONE", idtmed[kInsulation], cpar, 5);
478 gMC->Gspos("YI12", 1, "YV12", 0., 0., 0., 0, "ONLY");
479
480 dz=dl-cpar0[0];
481 gMC->Gspos("YV12", 1, "YMO1", 0., 0., dz, 0, "ONLY");
482
483//
484// Second Section
485// Between first and second bellow section
486//
487
488 par2[0] = 0.;
489 par2[1] = 360.;
490 par2[2] = 11.;
491 dl=(kZvac7-kZvac4)/2.;
492// recess station 2
493 par2[3] = -dl;
494 par2[4] = r2;
495 par2[5] = kR21;
496
497 par2[6] = -dl+.1;
498 par2[7] = r2;
499 par2[8] = kR21;
500
501 par2[9] = -dl+(kZvac6-kZvac4);
502 par2[10] = r2+(kZvac6-kZvac4-10.) * TMath::Tan(kThetaOpen2);
503 par2[11] = kR21;
504
505 par2[12] = -dl+(kZvac6-kZvac4);
506 par2[13] = par2[10];
507 par2[14] = kZvac6*TMath::Tan(kAccMin);
508
509// Start of Pb section
510 par2[15] = -dl+(kZPb-kZvac4);
511 par2[16] = r2+(kZPb-kZvac4-10.) * TMath::Tan(kThetaOpen2);
512 par2[17] = kZPb*TMath::Tan(kAccMin);
513//
514// end of cone following 2 deg line
515 par2[18] = -dl+(kZConeE-kZvac4);
516 par2[19] = r2+(kZConeE-kZvac4-10.) * TMath::Tan(kThetaOpen2);
517 par2[20] = 30.;
518// recess station 3
519 par2[21] = -dl+(kZch31-kZvac4);
520 par2[22] = r2+(kZch31-kZvac4-10.) * TMath::Tan(kThetaOpen2);
521 par2[23] = 30.;
522
523 par2[24] = -dl+(kZch31-kZvac4);
524 par2[25] = r2+(kZch31-kZvac4-10.) * TMath::Tan(kThetaOpen2);
525 par2[26] = 29.;
526
527 par2[27] = -dl+(kZch32-kZvac4);
528 par2[28] = r2+(kZch32-kZvac4-10.) * TMath::Tan(kThetaOpen2);
529 par2[29] = 29.;
530
531 par2[30] = -dl+(kZch32-kZvac4);
532 par2[31] = r2+(kZch32-kZvac4-10.) * TMath::Tan(kThetaOpen2);
533 par2[32] = 30.;
534
535 par2[33] = -dl+(kZvac7-kZvac4);
536 par2[34] = r2+(kZvac7-kZvac4-10.) * TMath::Tan(kThetaOpen2);
537 par2[35] = 30.;
538
539 gMC->Gsvolu("YGO2", "PCON", idtmed[kSteel+40], par2, 36);
540
541//
542// Lead cone
543//
544 Float_t parPb[12];
545 parPb[0] = 0.;
546 parPb[1] = 360.;
547 parPb[2] = 3.;
548 Float_t dlPb=(kZvac7-kZPb)/2.;
549
550 parPb[3] = -dlPb;
551 parPb[4] = r2+(kZPb-kZvac4-10.) * TMath::Tan(kThetaOpen2);
552 parPb[5] = kZPb*TMath::Tan(kAccMin)-kDRSteel2;
553
554 parPb[6] = -dlPb+(kZConeE-kZPb);
555 parPb[7] = r2+(kZConeE-kZvac4-10.) * TMath::Tan(kThetaOpen2);
556 parPb[8] = 26.;
557
558 parPb[9] = dlPb;
559 parPb[10] = r2+(kZvac7-kZvac4-10.) * TMath::Tan(kThetaOpen2);
560 parPb[11] = 26.;
561
562 gMC->Gsvolu("YXO2", "PCON", idtmed[kPb], parPb, 12);
563 gMC->Gspos("YXO2", 1, "YGO2", 0., 0., (kZPb-kZvac4)/2., 0, "ONLY");
564
565//
566// W cone
567//
568 Float_t parW[15];
569 parW[0] = 0.;
570 parW[1] = 360.;
571 parW[2] = 4.;
572 Float_t dlW=(kZPb-kZvac4)/2.;
573
574 parW[3] = -dlW;
575 parW[4] = r2;
576 parW[5] = kR21-kDRSteel2;
577
578 parW[6] = -dlW+(kZvac6-kZvac4)+kDRSteel2;
579 parW[7] = r2+(kZvac6-kZvac4+kDRSteel2) * TMath::Tan(kThetaOpen2);
580 parW[8] = kR21-kDRSteel2;
581
582 parW[9] = -dlW+(kZvac6-kZvac4)+kDRSteel2;
583 parW[10] = r2+(kZvac6-kZvac4+kDRSteel2) * TMath::Tan(kThetaOpen2);
584 parW[11] = (kZvac6+kDRSteel2)*TMath::Tan(kAccMin)-kDRSteel2;
585
586 parW[12] = dlW;
587 parW[13] = r2+(kZPb-kZvac4) * TMath::Tan(kThetaOpen2);
588 parW[14] = kZPb*TMath::Tan(kAccMin)-kDRSteel2;
589
590 gMC->Gsvolu("YYO2", "PCON", idtmed[kNiCuW], parW, 15);
591 gMC->Gspos("YYO2", 1, "YGO2", 0., 0., -(kZvac7-kZPb)/2., 0, "ONLY");
592
593 for (i=4; i<35; i+=3) par2[i] = 0;
594
595 gMC->Gsvolu("YMO2", "PCON", idtmed[kVacuum+40], par2, 36);
596 gMC->Gspos("YGO2", 1, "YMO2", 0., 0., 0., 0, "ONLY");
597 dZ+=dl;
598 gMC->Gspos("YMO2", 1, "YMOT", 0., 0., dZ, 0, "ONLY");
599 dZ+=dl;
600//
601//
602// 2nd section: vacuum system
603//
604 cpar0[0]=(kZvac7-kZvac4)/2;
605 cpar0[1]=r2V;
606 cpar0[2]=r2V+dVacuS;
607 cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(kThetaOpenB);
608 cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(kThetaOpenB);
609 gMC->Gsvolu("YV21", "CONE", idtmed[kSteel+40], cpar0, 5);
610//
611// insulation
612 cpar[0]=cpar0[0];
613 cpar[1]=cpar0[1]+dTubeS;
614 cpar[2]=cpar0[1]+dTubeS+kDInsuS;
615 cpar[3]=cpar0[3]+dTubeS;
616 cpar[4]=cpar0[3]+dTubeS+kDInsuS;
617 gMC->Gsvolu("YI21", "CONE", idtmed[kInsulation+40], cpar, 5);
618 gMC->Gspos("YI21", 1, "YV21", 0., 0., 0., 0, "ONLY");
619 gMC->Gspos("YV21", 1, "YMO2", 0., 0., 0., 0, "ONLY");
620
621//
622// Third Section: Bellows and Flange
623//
624 par3[0] = 0.;
625 par3[1] = 360.;
626 par3[2] = 8.;
627 dl=(kZvac9-kZvac7)/2.;
628
629 par3[3] = -dl;
630 par3[4] = r2+(kZvac7-kZvac3) * TMath::Tan(kThetaOpen2);
631 par3[5] = 30.;
632
633 par3[6] = -dl+kDr21;
634 par3[7] = par3[4]+kDr21;
635 par3[8] = 30.;
636
637 par3[9] = par3[6]+kDB2;
638 par3[10] = par3[7];
639 par3[11] = 30.;
640
641 par3[12] = par3[9]+kDr22;
642 par3[13] = par3[10]+kDr22;
643 par3[14] = 30.;
644
645 par3[15] = par3[12]+kDF2;
646 par3[16] = par3[13];
647 par3[17] = 30.;
648
649 par3[18] = par3[15]+kDr22;
650 par3[19] = par3[16]-kDr22;
651 par3[20] = 30.;
652
653 par3[21] = par3[18]+kDB2;
654 par3[22] = par3[19];
655 par3[23] = 30.;
656
657 par3[24] = par3[21]+kDr23;
658 par3[25] = par3[22];
659 par3[26] = 30.;
660//
661 rBox=par3[22]-0.1;
662 Float_t r3=par3[25];
663
664 gMC->Gsvolu("YGO3", "PCON", idtmed[iHeavy+40], par3, 27);
665
666 for (i=4; i<26; i+=3) par3[i] = 0;
667
668 gMC->Gsvolu("YMO3", "PCON", idtmed[kVacuum+40], par3, 27);
669 gMC->Gspos("YGO3", 1, "YMO3", 0., 0., 0., 0, "ONLY");
670
671//
672// Steel envelope
673 tpar[0]=26;
674 tpar[1]=30;
675 tpar[2]=dl;
676 gMC->Gsvolu("YS31", "TUBE", idtmed[kSteel], tpar, 3);
677 gMC->Gspos("YS31", 1, "YGO3", 0., 0., 0., 0, "ONLY");
678 dZ+=dl;
679 gMC->Gspos("YMO3", 1, "YMOT", 0., 0., dZ, 0, "ONLY");
680 dZ+=dl;
681
682//
683// 3rd section: vacuum system
684//
685//
686// Bellow2
687//
688 tpar[0]=kRB2;
689 tpar[1]=kRB2+kHB2;
690 tpar[2]=kEB2/2.;
691 gMC->Gsvolu("YB21", "TUBE", idtmed[kSteel+40], tpar, 3);
692 dl1=tpar[2];
693
694 tpar[0]=kRB2+kHB2-kEB2;
695 tpar[1]=kRB2+kHB2;
696 tpar[2]=(kLB2/2.-2.*kEB2)/2.;
697 gMC->Gsvolu("YB22", "TUBE", idtmed[kSteel+40], tpar, 3);
698 dl2=tpar[2];
699
700 tpar[0]=kRB2-kEB2;
701 tpar[1]=kRB2;
702 tpar[2]=kLB2/8.;
703 gMC->Gsvolu("YB23", "TUBE", idtmed[kSteel+40], tpar, 3);
704 dl3=tpar[2];
705
706
707 tpar[0]=0;
708 tpar[1]=kRB2+kHB2;
709 tpar[2]=kLB2/2.;
710 gMC->Gsvolu("YBU2", "TUBE", idtmed[kVacuum+40], tpar, 3);
711
712 dz=-tpar[2]+dl3;
713 gMC->Gspos("YB23", 1, "YBU2", 0., 0., dz, 0, "ONLY");
714 dz+=dl3;
715 dz+=dl1;
716 gMC->Gspos("YB21", 1, "YBU2", 0., 0., dz, 0, "ONLY");
717 dz+=dl1;
718 dz+=dl2;
719 gMC->Gspos("YB22", 1, "YBU2", 0., 0., dz, 0, "ONLY");
720 dz+=dl2;
721 dz+=dl1;
722 gMC->Gspos("YB21", 2, "YBU2", 0., 0., dz, 0, "ONLY");
723 dz+=dl1;
724 dz+=dl3;
725 gMC->Gspos("YB23", 2, "YBU2", 0., 0., dz, 0, "ONLY");
726
727
728 tpar[0]=0;
729 tpar[1]=kRB2+kHB2;
730 tpar[2]=7.*kLB2/2.;
731 gMC->Gsvolu("YBM2", "TUBE", idtmed[kVacuum+40], tpar, 3);
732 dz=-tpar[2]+kLB2/2.;
733
734 for (i=0; i<7; i++) {
735 gMC->Gspos("YBU2", i+1 , "YBM2", 0., 0.,dz , 0, "ONLY");
736 dz+=kLB2;
737 }
738
739 dz=-dl+kDr21+tpar[2];
740 gMC->Gspos("YBM2", 1, "YMO3", 0., 0., dz, 0, "ONLY");
741
742 dz=dl-kDr23-tpar[2];
743 gMC->Gspos("YBM2", 2, "YMO3", 0., 0., dz, 0, "ONLY");
744
745//
746// Flange
747
748 tpar[0]=0;
749 tpar[1]=kRF2;
750 tpar[2]=kDF2/2.;
751 gMC->Gsvolu("YFM2", "TUBE", idtmed[kVacuum+40], tpar, 3);
752
753 tpar[0]=kRF2-2.;
754 tpar[1]=kRF2;
755 tpar[2]=kDF2/2.;
756 gMC->Gsvolu("YF21", "TUBE", idtmed[kSteel+40], tpar, 3);
757 gMC->Gspos("YF21", 1, "YFM2", 0., 0., 0., 0, "ONLY");
758
759 tpar[0]=kRB2;
760 tpar[1]=kRF2-2.;
761 tpar[2]=kDFlange/2.;
762 gMC->Gsvolu("YF22", "TUBE", idtmed[kSteel+40], tpar, 3);
763 dz=-kDF2/2.+tpar[2];
764 gMC->Gspos("YF22", 1, "YFM2", 0., 0., dz, 0, "ONLY");
765 dz= kDF2/2.-tpar[2];
766 gMC->Gspos("YF22", 2, "YFM2", 0., 0., dz, 0, "ONLY");
767
768 dz=kDr21/2.-kDr23/2.;
769 gMC->Gspos("YFM2", 2, "YMO3", 0., 0., dz, 0, "ONLY");
770
771
772//
773// pipe between flange and bellows
774 tpar[0]=kRB2-dTubeS;
775 tpar[1]=kRB2;
776 tpar[2]=2.*(kDB2+kDr22-7.*kLB2)/4.;
777 gMC->Gsvolu("YPF2", "TUBE", idtmed[kSteel+40], tpar, 3);
778 dz=kDr21/2.-kDr23/2.-kDF2/2.-tpar[2];
779 gMC->Gspos("YPF2", 1, "YMO3", 0., 0., dz, 0, "ONLY");
780 dz=kDr21/2.-kDr23/2.+kDF2/2.+tpar[2];
781 gMC->Gspos("YPF2", 2, "YMO3", 0., 0., dz, 0, "ONLY");
782
783 Float_t dHorZ=20.;
784
785//
786// 4th section: rear shield and closing cone
787//
788 par4[0] = 0.;
789 par4[1] = 360.;
790 par4[2] = 7.;
791 dl=(kZvac12-kZvac9)/2.;
792
793 par4[3] = -dl;
794 par4[4] = r3;
795 par4[5] = 30.;
796
797 par4[6] = -dl+dHorZ;
798 par4[7] = r3;
799 par4[8] = 30.;
800
801 par4[9] = -dl+(kZvac10-kZvac9);
802 par4[10] = r3+(kZvac10-kZvac9-dHorZ) * TMath::Tan(kThetaOpen3);
803 par4[11] = 30.;
804
805 par4[12] = par4[9];
806 par4[13] = par4[10];
807 par4[14] = kR42;
808
809 par4[15] = -dl+(kZvac11-kZvac9);
810 par4[16] = r3+(kZvac11-kZvac9-dHorZ) * TMath::Tan(kThetaOpen3);
811 par4[17] = kR42;
812
813 par4[18] = par4[15];
814 par4[19] = par4[16];
815 par4[20] = kR43;
816
817 par4[21] = -dl+(kZvac12-kZvac9);
818 par4[22] = kRVacu+dVacuS;
819 par4[23] = kR43;
820
821 gMC->Gsvolu("YGO4", "PCON", idtmed[iHeavy+40], par4, 24);
822
823// parPb[0] = (kZvac12-kZvac10)/2.;
824// parPb[1] = parPb[3];
825// parPb[2] = 31.;
826// parPb[3] = parPb[1]+2.*parPb[0]*TMath::Tan(kThetaOpenPb);
827// parPb[4] = 31.;
828// gMC->Gsvolu("YXO5", "CONE", idtmed[kPb], parPb, 5);
829// gMC->Gspos("YXO5", 1, "YGO4", 0., 0., -dl+(kZvac10-kZvac9)+parPb[0], 0, "ONLY");
830
831 for (i=4; i<23; i+=3) par4[i] = 0;
832
833 gMC->Gsvolu("YMO4", "PCON", idtmed[kVacuum+40], par4, 24);
834 gMC->Gspos("YGO4", 1, "YMO4", 0., 0., 0., 0, "ONLY");
835
836
837
838 dZ+=dl;
839 gMC->Gspos("YMO4", 1, "YMOT", 0., 0., dZ, 0, "ONLY");
840 dZ+=dl;
841//
842// Closing concrete cone
843//
844 cpar[0]=(kZvac12-kZvac11)/2.;
845 cpar[1] = r3+(kZvac11-kZvac9-dHorZ) * TMath::Tan(kThetaOpen3);
846 cpar[2] = cpar[1]+0.001;
847 cpar[3] = kRVacu+dVacuS;
848 cpar[4] = cpar[2];
849 gMC->Gsvolu("YCC4", "CONE", idtmed[kConcrete+40], cpar, 5);
850 dz=dl-cpar[0];
851 gMC->Gspos("YCC4", 1, "YGO4", 0., 0., dz, 0, "ONLY");
852//
853// Steel envelope
854//
855 dz=-dl;
856 tpar[0]=26.;
857 tpar[1]=30.;
858 tpar[2]=(kZvac10-kZvac9)/2.;
859 gMC->Gsvolu("YS41", "TUBE", idtmed[kSteel], tpar, 3);
860 dz+=tpar[2];
861 gMC->Gspos("YS41", 1, "YGO4", 0., 0., dz, 0, "ONLY");
862 dz+=tpar[2];
863
864 tpar[0]=kR41-kDRSteel2;
865 tpar[1]=kR41;
866 tpar[2]=(kZvac11-kZvac10)/2.;
867 gMC->Gsvolu("YS43", "TUBE", idtmed[kPb], tpar, 3);
868 dz+=tpar[2];
869 gMC->Gspos("YS43", 1, "YGO4", 0., 0., dz, 0, "ONLY");
870//
871// rear lead shield
872//
873 tpar[0]=kR41;
874 tpar[1]=kR42;
875 tpar[2]=(kZvac11-kZvac10)/2.;
876 gMC->Gsvolu("YPBI", "TUBE", idtmed[kPb+40], tpar, 3);
877 dz-=0;
878 gMC->Gspos("YPBI", 1, "YGO4", 0., 0., dz, 0, "ONLY");
879
880 tpar[0]=kR42-5;
881 tpar[1]=kR42;
882 tpar[2]=(kZvac11-kZvac10)/2.;
883 gMC->Gsvolu("YPBO", "TUBE", idtmed[kPb], tpar, 3);
884 gMC->Gspos("YPBO", 1, "YPBI", 0., 0., 0., 0, "ONLY");
885
886//
887// rear Fe shield
888//
889
890 tpar[0]=31.;
891 tpar[1]=kR43;
892 tpar[2]=(kZvac12-kZvac11)/2.;
893 gMC->Gsvolu("YFEI", "TUBE", idtmed[kFe+40], tpar, 3);
894 dz=dl-tpar[2];
895 gMC->Gspos("YFEI", 1, "YGO4", 0., 0., dz, 0, "ONLY");
896
897 tpar[0]=31.;
898 tpar[1]=kR43;
899 tpar[2]=2.5;
900 gMC->Gsvolu("YFEO", "TUBE", idtmed[kFe], tpar, 3);
901 dz=-(kZvac12-kZvac11)/2.+tpar[2];
902 gMC->Gspos("YFEO", 1, "YFEI", 0., 0., dz, 0, "ONLY");
903//
904// Magnet element
905//
906 tpar[0]= 0.;
907 tpar[1]=40.;
908 tpar[2]=85.;
909 gMC->Gsvolu("YAEM", "TUBE", idtmed[kAir], tpar, 3);
910 tpar[0]=17.6/2.;
911 tpar[1]=40.;
912 tpar[2]=85.;
913 gMC->Gsvolu("YFEM", "TUBE", idtmed[kFe], tpar, 3);
914 gMC->Gspos("YFEM", 1, "YAEM", 0., 0., 0., 0, "ONLY");
915
916//
917 dz=1921.6 + tpar[2];
918 gMC->Gspos("YAEM", 1, "ALIC", 0., 0., dz, 0, "ONLY");
919
920//
921//
922// 4th section: vacuum system
923//
924// up to closing cone
925
926 Float_t r3V=r3-kDr23+dVacuS-1.6;
927
928 cpar0[0]=(kZvac11-kZvac9)/2;
929 cpar0[1]=r3V-dVacuS;
930 cpar0[2]=r3V;
931 cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(kThetaOpen3);
932 cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(kThetaOpen3);
933 gMC->Gsvolu("YV31", "CONE", idtmed[kSteel+40], cpar0, 5);
934//
935// insulation
936 cpar[0]=cpar0[0];
937 cpar[1]=cpar0[1]+dTubeS;
938 cpar[2]=cpar0[1]+dTubeS+kDInsuS;
939 cpar[3]=cpar0[3]+dTubeS;
940 cpar[4]=cpar0[3]+dTubeS+kDInsuS;
941 gMC->Gsvolu("YI31", "CONE", idtmed[kInsulation+40], cpar, 5);
942 gMC->Gspos("YI31", 1, "YV31", 0., 0., 0., 0, "ONLY");
943 dz=-dl+cpar[0];
944 gMC->Gspos("YV31", 1, "YMO4", 0., 0., dz, 0, "ONLY");
945//
946// closing cone
947 cpar0[0]=(kZvac12-kZvac11)/2;
948 cpar0[1]=r3V-dVacuS+(kZvac11-kZvac9)*TMath::Tan(kThetaOpen3);
949 cpar0[2]=r3V +(kZvac11-kZvac9)*TMath::Tan(kThetaOpen3);
950 cpar0[3]=kRVacu;
951 cpar0[4]=kRVacu+dTubeS+kDInsuS+kDProtS+kDFreeS;
952 gMC->Gsvolu("YV32", "CONE", idtmed[kSteel+40], cpar0, 5);
953//
954// insulation
955 cpar[0]=cpar0[0];
956 cpar[1]=cpar0[1]+dTubeS;
957 cpar[2]=cpar0[1]+dTubeS+kDInsuS;
958 cpar[3]=cpar0[3]+dTubeS;
959 cpar[4]=cpar0[3]+dTubeS+kDInsuS;
960 gMC->Gsvolu("YI32", "CONE", idtmed[kInsulation+40], cpar, 5);
961 gMC->Gspos("YI32", 1, "YV32", 0., 0., 0., 0, "ONLY");
962//
963// clearance
964// cpar[1]=cpar0[2]-kDProtS-kDFreeS;
965// cpar[2]=cpar0[2]-kDProtS;
966// cpar[3]=cpar0[4]-kDProtS-kDFreeS;
967// cpar[4]=cpar0[4]-kDProtS;
968// gMC->Gsvolu("YP32", "CONE", idtmed[kVacuum+40], cpar, 5);
969// gMC->Gspos("YP32", 1, "YV32", 0., 0., 0., 0, "ONLY");
970
971 dz=dl-cpar[0];
972 gMC->Gspos("YV32", 1, "YMO4", 0., 0., dz, 0, "ONLY");
973//
974//
975// MUON trigger wall
976//
977 tpar[0] = 50.;
978 tpar[1] = 310.;
979 tpar[2] = (kZFilterOut - kZFilterIn) / 2.;
980 gMC->Gsvolu("YFIM", "TUBE", idtmed[kFe+40], tpar, 3);
981 dz = (kZFilterIn + kZFilterOut) / 2.;
982 tpar[2] -= 10.;
983 gMC->Gsvolu("YFII","TUBE", idtmed[kFe], tpar, 3);
984 gMC->Gspos("YFII", 1, "YFIM", 0., 0., 0., 0, "ONLY");
985 gMC->Gspos("YFIM", 1, "ALIC", 0., 0., dz, 0, "ONLY");
986//
987// Shielding close to chamber
988//
989//
990 cpar[0]=(kZch11-kZRear)/2.;
991 cpar[1]=kR11;
992 cpar[2]=kZRear*TMath::Tan(kAccMin);
993 cpar[3]=kR11;
994 cpar[4]=(kZRear+2.*cpar[0])*TMath::Tan(kAccMin);
995 gMC->Gsvolu("YCS1", "CONE", idtmed[kNiCuW], cpar, 5);
996 dz=-(kZvac12-zstart)/2.+(kZRear-zstart)+cpar[0];
997 gMC->Gspos("YCS1", 1, "YMOT", 0., 0., dz, 0, "ONLY");
998
999 cpar[0]=(kZvac4-kZch12)/2.;
1000 cpar[1]=kR11;
1001 cpar[2]=kZch12*TMath::Tan(kAccMin);
1002 cpar[3]=kR11;
1003 cpar[4]=(kZch12+2.*cpar[0])*TMath::Tan(kAccMin);
1004 gMC->Gsvolu("YCS3", "CONE", idtmed[kNiCuW], cpar, 5);
1005 dz=-(kZvac12-zstart)/2.+(kZch12-zstart)+cpar[0];
1006 gMC->Gspos("YCS3", 1, "YMOT", 0., 0., dz, 0, "ONLY");
1007
1008
1009// Recess station 1
1010
1011 cpar[0]=(kZch12-kZch11)/2.;
1012 cpar[1]=kR11;
1013 cpar[2]=18.;
1014 cpar[3]=kR11;
1015 cpar[4]=17.9;
1016 gMC->Gsvolu("YCS2", "CONE", idtmed[kAir], cpar, 5);
1017 dz=-(kZvac12-zstart)/2.+(kZch11-zstart)+cpar[0];
1018 gMC->Gspos("YCS2", 1, "YMOT", 0., 0., dz, 0, "ONLY");
1019
1020 Float_t ptubs[5];
1021 ptubs[0] = kR11;
1022 ptubs[1] = 17.9;
1023 ptubs[2] = 0.;
1024// phi_min, phi_max
1025 ptubs[3] = 0.;
1026 ptubs[4] = 90.;
1027 gMC->Gsvolu("YCR0", "TUBS", idtmed[kNiCuW], ptubs, 0);
1028 Int_t idrotm[1799];
1029
1030 AliMatrix(idrotm[1701],90., 0., 90., 90., 0., 0.);
1031 AliMatrix(idrotm[1702],90., 90., 90., 180., 0., 0.);
1032 AliMatrix(idrotm[1703],90., 180., 90., 270., 0., 0.);
1033 AliMatrix(idrotm[1704],90., 270., 90., 0., 0., 0.);
1034 // Int_t ipos;
1035
1036 dz=-cpar[0];
1037// 1.
1038 ptubs[2]=6.5/2.;
1039 dz+=ptubs[2];
1040 gMC->Gsposp("YCR0", 1, "YCS2", 0., 0., dz, idrotm[1701], "ONLY", ptubs, 5);
1041 gMC->Gsposp("YCR0", 2, "YCS2", 0., 0., dz, idrotm[1703], "ONLY", ptubs, 5);
1042 dz+=ptubs[2];
1043 dz+=1.5;
1044// 2.
1045 ptubs[2]=5.0/2.;
1046 dz+=ptubs[2];
1047 gMC->Gsposp("YCR0", 3, "YCS2", 0., 0., dz, idrotm[1702], "ONLY", ptubs, 5);
1048 gMC->Gsposp("YCR0", 4, "YCS2", 0., 0., dz, idrotm[1704], "ONLY", ptubs, 5);
1049 dz+=ptubs[2];
1050 dz+=1.5;
1051// 3.
1052 ptubs[2]=5.0/2.;
1053 dz+=ptubs[2];
1054 gMC->Gsposp("YCR0", 5, "YCS2", 0., 0., dz, idrotm[1701], "ONLY", ptubs, 5);
1055 gMC->Gsposp("YCR0", 6, "YCS2", 0., 0., dz, idrotm[1703], "ONLY", ptubs, 5);
1056 dz+=ptubs[2];
1057 dz+=1.5;
1058// 4.
1059 ptubs[2]=6.5/2.;
1060 dz+=ptubs[2];
1061 gMC->Gsposp("YCR0", 7, "YCS2", 0., 0., dz, idrotm[1702], "ONLY", ptubs, 5);
1062 gMC->Gsposp("YCR0", 8, "YCS2", 0., 0., dz, idrotm[1704], "ONLY", ptubs, 5);
1063 dz+=ptubs[2];
1064 dz+=1.5;
1065
1066
1067
1068 cpar[0]=(kZch21-kZvac4)/2.;
1069 cpar[1]=kR21;
1070 cpar[2]=kZvac4*TMath::Tan(kAccMin);
1071 cpar[3]=kR21;
1072 cpar[4]=(kZvac4+2.*cpar[0])*TMath::Tan(kAccMin);
1073 gMC->Gsvolu("YCS4", "CONE", idtmed[kNiCuW], cpar, 5);
1074 dz=-(kZvac12-zstart)/2.+(kZvac4-zstart)+cpar[0];
1075 gMC->Gspos("YCS4", 1, "YMOT", 0., 0., dz, 0, "ONLY");
1076
1077 cpar[0]=(kZvac6-kZch22)/2.;
1078 cpar[1]=kR21;
1079 cpar[2]=kZch22*TMath::Tan(kAccMin);
1080 cpar[3]=kR21;
1081 cpar[4]=(kZch22+2.*cpar[0])*TMath::Tan(kAccMin);
1082 gMC->Gsvolu("YCS6", "CONE", idtmed[kNiCuW], cpar, 5);
1083 dz=-(kZvac12-zstart)/2.+(kZch22-zstart)+cpar[0];
1084 gMC->Gspos("YCS6", 1, "YMOT", 0., 0., dz, 0, "ONLY");
1085
1086// Recess station 2
1087
1088 cpar[0]=(kZch22-kZch21)/2.;
1089 cpar[1]=kR21;
1090 cpar[2]=23.;
1091 cpar[3]=kR21;
1092 cpar[4]=23.;
1093 gMC->Gsvolu("YCS5", "CONE", idtmed[kAir], cpar, 5);
1094 dz=-(kZvac12-zstart)/2.+(kZch21-zstart)+cpar[0];
1095 gMC->Gspos("YCS5", 1, "YMOT", 0., 0., dz, 0, "ONLY");
1096
1097 ptubs[0] = kR21;
1098 ptubs[1] = 23;
1099 ptubs[2] = 0.;
1100 ptubs[3] = 0.;
1101 ptubs[4] = 90.;
1102 gMC->Gsvolu("YCR1", "TUBS", idtmed[kNiCuW], ptubs, 0);
1103
1104 dz=-cpar[0];
1105// 1.
1106 ptubs[2]=7.5/2.;
1107 dz+=ptubs[2];
1108 gMC->Gsposp("YCR1", 1, "YCS5", 0., 0., dz, idrotm[1701], "ONLY", ptubs, 5);
1109 gMC->Gsposp("YCR1", 2, "YCS5", 0., 0., dz, idrotm[1703], "ONLY", ptubs, 5);
1110 dz+=ptubs[2];
1111 dz+=1.5;
1112// 2.
1113 ptubs[2]=6.0/2.;
1114 dz+=ptubs[2];
1115 gMC->Gsposp("YCR1", 3, "YCS5", 0., 0., dz, idrotm[1702], "ONLY", ptubs, 5);
1116 gMC->Gsposp("YCR1", 4, "YCS5", 0., 0., dz, idrotm[1704], "ONLY", ptubs, 5);
1117 dz+=ptubs[2];
1118 dz+=1.5;
1119// 3.
1120 ptubs[2]=6.0/2.;
1121 dz+=ptubs[2];
1122 gMC->Gsposp("YCR1", 5, "YCS5", 0., 0., dz, idrotm[1701], "ONLY", ptubs, 5);
1123 gMC->Gsposp("YCR1", 6, "YCS5", 0., 0., dz, idrotm[1703], "ONLY", ptubs, 5);
1124 dz+=ptubs[2];
1125 dz+=1.5;
1126// 4.
1127 ptubs[2]=7.5/2.;
1128 dz+=ptubs[2];
1129 gMC->Gsposp("YCR1", 7, "YCS5", 0., 0., dz, idrotm[1702], "ONLY", ptubs, 5);
1130 gMC->Gsposp("YCR1", 8, "YCS5", 0., 0., dz, idrotm[1704], "ONLY", ptubs, 5);
1131 dz+=ptubs[2];
1132 dz+=1.5;
1133
1134//
1135// Outer Pb Cone
1136
1137 if (fPbCone) {
1138 dl = (kZvac10-kZch32)/2.;
1139 dz = dl+kZch32;
1140
1141 par0[0] = 0.;
1142 par0[1] = 360.;
1143 par0[2] = 10.;
1144
1145 par0[ 3] = -dl;
1146 par0[ 4] = 30.;
1147 par0[ 5] = 30.+(kZch32-kZConeE)*TMath::Tan(kThetaOpenPbO);
1148
1149// 4th station
1150 par0[ 6] = -dz + kZch41;
1151 par0[ 7] = 30.;
1152 par0[ 8] = 30.+(kZch41-kZConeE)*TMath::Tan(kThetaOpenPbO);
1153
1154 par0[ 9] = -dz + kZch41;
1155 par0[10] = 30.;
1156 par0[11] = 37.5;
1157 // recess erice2000
1158 par0[12] = -dz + kZch42;
1159 par0[13] = 30.;
1160 par0[14] = par0[11];
1161
1162 par0[15] = -dz + kZch42;
1163 par0[16] = 30.;
1164 par0[17] = 30.+(kZch42-kZConeE)*TMath::Tan(kThetaOpenPbO);
1165
1166// 5th station
1167 par0[18] = -dz + kZch51;
1168 par0[19] = 30.;
1169 par0[20] = 30.+(kZch51-kZConeE)*TMath::Tan(kThetaOpenPbO);
1170
1171 par0[21] = -dz + kZch51;
1172 par0[22] = 30.;
1173 par0[23] = 37.5; // recess erice2000
1174
1175 par0[24] = -dz + kZch52;
1176 par0[25] = 30.;
1177 par0[26] = par0[23];
1178
1179 par0[27] = -dz + kZch52;
1180 par0[28] = 30.;
1181 par0[29] = 30.+(kZch52-kZConeE)*TMath::Tan(kThetaOpenPbO);
1182// end of cone
1183 par0[30] = +dl;
1184 par0[31] = 30.;
1185 par0[32] = par0[29];
1186//
1187 gMC->Gsvolu("YOPB", "PCON", idtmed[kPb], par0, 33);
1188 dz = -(kZvac12-zstart)/2. + (kZch32-zstart) + dl;
1189 gMC->Gspos("YOPB", 1, "YMOT", 0., 0., dz, 0, "ONLY");
1190 }
1191}
1192
1193void AliSHILv0::Init()
1194{
1195 //
1196 // Initialise the muon shield after it has been built
1197 //
1198 Int_t i;
1199 //
1200
1201 if(AliLog::GetGlobalDebugLevel()>0) {
1202 printf("\n%s: ",ClassName());
1203 for(i=0;i<35;i++) printf("*");
1204 printf(" SHILv0_INIT ");
1205 for(i=0;i<35;i++) printf("*");
1206 printf("\n%s: ",ClassName());
1207 //
1208 // Here the SHIL initialisation code (if any!)
1209 for(i=0;i<80;i++) printf("*");
1210 printf("\n");
1211 }
1212}