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 | |
16 | /* |
17 | $Log$ |
14b75006 |
18 | Revision 1.13 2001/01/20 16:35:27 morsch |
19 | Increase mother volume for bellows. |
20 | |
1416b7f3 |
21 | Revision 1.12 2000/12/21 16:41:06 morsch |
22 | Coding convention clean-up (RS3) |
23 | |
13391c3e |
24 | Revision 1.11 2000/11/28 16:06:57 morsch |
25 | Undulated beam-pipe replaced by Al-Be (40,60) pipe 1.5 mm thick. |
26 | |
2196bc42 |
27 | Revision 1.10 2000/11/24 13:00:37 morsch |
28 | - Geometry and materials imported from euclid output |
29 | - include comments |
30 | - better struturing of volume tree |
31 | - improved version of flange close to front absorber |
32 | - more realistic pump materials |
33 | - undulated beam pipe imported from v3. |
34 | |
7bd7faf8 |
35 | Revision 1.9 2000/10/02 21:28:15 fca |
36 | Removal of useless dependecies via forward declarations |
37 | |
94de3818 |
38 | Revision 1.8 2000/06/11 12:37:01 morsch |
39 | Coding rule violations corrected |
40 | |
b43eb0dc |
41 | Revision 1.7 2000/02/23 16:25:24 fca |
42 | AliVMC and AliGeant3 classes introduced |
43 | ReadEuclid moved from AliRun to AliModule |
44 | |
b13db077 |
45 | Revision 1.6 1999/09/29 09:24:30 fca |
46 | Introduction of the Copyright and cvs Log |
47 | |
4c039060 |
48 | */ |
49 | |
fe4da5cc |
50 | //////////////////////////////////////////////// |
51 | // Beam pipe class / |
52 | //////////////////////////////////////////////// |
53 | |
fe4da5cc |
54 | #include "AliPIPEv0.h" |
55 | #include "AliRun.h" |
7bd7faf8 |
56 | #include "AliConst.h" |
57 | #include "AliMagF.h" |
94de3818 |
58 | #include "AliMC.h" |
fe4da5cc |
59 | #include "TSystem.h" |
60 | |
61 | ClassImp(AliPIPEv0) |
62 | |
63 | //_____________________________________________________________________________ |
b8032157 |
64 | AliPIPEv0::AliPIPEv0() |
fe4da5cc |
65 | { |
b43eb0dc |
66 | // Constructor |
fe4da5cc |
67 | } |
68 | |
69 | //_____________________________________________________________________________ |
70 | AliPIPEv0::AliPIPEv0(const char *name, const char *title) |
71 | : AliPIPE(name,title) |
72 | { |
b43eb0dc |
73 | // Constructor |
fe4da5cc |
74 | } |
75 | |
76 | |
77 | //___________________________________________ |
78 | void AliPIPEv0::CreateGeometry() |
79 | { |
fe4da5cc |
80 | //Begin_Html |
81 | /* |
1439f98e |
82 | <img src="picts/pipe.gif"> |
fe4da5cc |
83 | */ |
84 | //End_Html |
85 | |
86 | |
87 | //Begin_Html |
88 | /* |
1439f98e |
89 | <img src="picts/tree_pipe.gif"> |
fe4da5cc |
90 | */ |
91 | //End_Html |
92 | |
7bd7faf8 |
93 | printf("Create PIPEv0 geometry \n"); |
fe4da5cc |
94 | |
fe4da5cc |
95 | |
7bd7faf8 |
96 | Int_t *idtmed = fIdtmed->GetArray(); |
97 | Float_t ppcon[36], ptube[3], pbox[3]; |
98 | Int_t i=0; |
99 | |
2196bc42 |
100 | enum {kC=6, kAlu=9, kInox=19, kGetter=20, kBe=5, kVac=16, kAir=15, kAlBe=21}; |
7bd7faf8 |
101 | |
102 | Int_t idrotm[2099]; |
103 | AliMatrix(idrotm[2001],90.,240., 0., 0., 90.,150.); |
104 | AliMatrix(idrotm[2002],90., 0., 0., 0., 90.,270.); |
105 | AliMatrix(idrotm[2003],90.,120., 0., 0., 90., 30.); |
106 | AliMatrix(idrotm[2004],90.,315., 90., 45., 0., 0.); |
107 | AliMatrix(idrotm[2005],90.,270., 90., 0., 0., 0.); |
108 | AliMatrix(idrotm[2006],90.,225., 90.,315., 0., 0.); |
109 | AliMatrix(idrotm[2007],90.,180., 90.,270., 0., 0.); |
110 | AliMatrix(idrotm[2008],90.,135., 90.,225., 0., 0.); |
111 | AliMatrix(idrotm[2009],90., 90., 90.,180., 0., 0.); |
112 | AliMatrix(idrotm[2010],90., 45., 90.,135., 0., 0.); |
113 | idrotm[2011] = 0; |
114 | AliMatrix(idrotm[2012],90.,180., 90., 90.,180., 0.); |
115 | AliMatrix(idrotm[2013],90., 0., 90., 90.,180., 0.); |
116 | |
117 | |
118 | |
fe4da5cc |
119 | // |
120 | // The peam pipe up to the Front Absorber |
fe4da5cc |
121 | // |
7bd7faf8 |
122 | // Mother Volume QBPM |
123 | ppcon[0] = 0; |
124 | ppcon[1] = 360; |
125 | ppcon[2] = 11; |
126 | // 1: |
127 | ppcon[3] = - 90; |
128 | ppcon[4] = 0; |
129 | ppcon[5] = 5.8; |
130 | // 2 |
131 | ppcon[6] = - 81.0; |
132 | ppcon[7] = 0.; |
133 | ppcon[8] = 5.8; |
134 | // 3 |
135 | ppcon[9] = - 81.; |
136 | ppcon[10] = 0.; |
137 | ppcon[11] = 4.22; |
138 | // 4 |
139 | ppcon[12] = - 28.00; |
140 | ppcon[13] = 0; |
141 | ppcon[14] = 4.22; |
142 | // 5 |
143 | ppcon[15] = - 28.00; |
144 | ppcon[16] = 0; |
145 | ppcon[17] = 3.2; |
146 | // 6 |
147 | ppcon[18] = 0; |
148 | ppcon[19] = 0; |
149 | ppcon[20] = 3.2; |
150 | // 7 |
151 | ppcon[21] = 28.00; |
152 | ppcon[22] = 0; |
153 | ppcon[23] = 3.2; |
154 | // 8 |
155 | ppcon[24] = 28.00; |
156 | ppcon[25] = 0; |
157 | ppcon[26] = 4.22; |
158 | // 9 |
159 | ppcon[27] = 250; |
160 | ppcon[28] = 0; |
161 | ppcon[29] = 4.22; |
162 | // 10 |
163 | ppcon[30] = 250; |
164 | ppcon[31] = 0; |
165 | ppcon[32] = 5; |
166 | // 11 |
167 | ppcon[33] = 800; |
168 | ppcon[34] = 0; |
169 | ppcon[35] = 5; |
170 | |
171 | gMC->Gsvolu("QBPM", "PCON", idtmed[kAir], ppcon, 36); |
172 | |
173 | // |
174 | // The Vacuum |
175 | ptube[0] = 0.0; |
176 | ptube[1] = 2.9; |
177 | ptube[2] = 445.0; |
178 | |
179 | gMC->Gsvolu("QBVA","TUBE", idtmed[kVac], ptube, 3); |
180 | gMC->Gspos("QBVA", 1, "QBPM", 0., 0., 355., 0, "ONLY"); |
181 | // |
182 | // Be Pipe in central Alice |
183 | ptube[0] = 2.90; |
184 | ptube[1] = 3.00; |
185 | ptube[2] = 28.25; |
186 | |
187 | gMC->Gsvolu("QBBE","TUBE", idtmed[kBe], ptube, 3); |
188 | gMC->Gspos("QBBE", 1, "QBPM", 0., 0., 0., 0, "ONLY"); |
189 | |
190 | // |
191 | // Metal-Metal Transitions |
192 | // |
193 | // Be-Inox |
194 | // Mother Volume |
195 | ptube[0] = 2.900; |
196 | ptube[1] = 4.200; |
197 | ptube[2] = 2.750; |
198 | gMC->Gsvolu("QBT1","TUBE", idtmed[kAir], ptube, 3); |
199 | gMC->Gspos("QBT1", 1, "QBPM", 0., 0., 28.25+ptube[2], 0, "ONLY"); |
200 | |
201 | ptube[0] = 2.900; |
202 | ptube[1] = 3.150; |
203 | ptube[2] = 0.375; |
204 | // |
205 | // Be-part |
206 | gMC->Gsvolu("QB01","TUBE", idtmed[kInox], ptube, 3); |
207 | |
208 | ptube[1] = 3.000; |
209 | gMC->Gsvolu("QBA1","TUBE", idtmed[kBe], ptube, 3); |
210 | |
211 | gMC->Gspos("QBA1", 1, "QB01", 0., 0., 0, 0, "ONLY"); |
212 | gMC->Gspos("QB01", 1, "QBT1", 0., 0.,-2.75+ptube[2], 0, "ONLY"); |
213 | |
214 | // Inox-part |
215 | // |
216 | ptube[0] = 2.900; |
217 | ptube[1] = 3.150; |
218 | ptube[2] = 2.375; |
219 | |
220 | gMC->Gsvolu("QB03","TUBE", idtmed[kInox], ptube, 3); |
221 | gMC->Gspos("QB03", 1, "QBT1", 0., 0.,-2.+ptube[2], 0, "ONLY"); |
222 | |
223 | |
224 | ptube[0] = 3.15; |
225 | ptube[1] = 3.50; |
226 | ptube[2] = 0.10; |
227 | |
228 | gMC->Gsvolu("QB05","TUBE", idtmed[kInox], ptube, 3); |
229 | gMC->Gspos("QB05", 1, "QBT1", 0., 0., 2.55+ptube[2], 0, "ONLY"); |
230 | |
231 | |
232 | // Fixations |
233 | ptube[0] = 0.0; |
234 | ptube[1] = 0.1; |
235 | ptube[2] = 0.5; |
236 | |
237 | gMC->Gsvolu("QB08","TUBE", idtmed[kInox], ptube, 3); |
238 | gMC->Gspos("QB08", 1 ,"QBT1", 0.000, 3.650, -1.25, idrotm[2002], "ONLY"); |
239 | gMC->Gspos("QB08", 2 ,"QBT1", 3.161, -1.825, -1.25, idrotm[2001], "ONLY"); |
240 | gMC->Gspos("QB08", 3 ,"QBT1", -3.161, -1.825, -1.25, idrotm[2003], "ONLY"); |
241 | |
242 | // Carbon ring |
243 | ptube[0] = 3.15; |
244 | ptube[1] = 4.10; |
245 | ptube[2] = 0.55; |
246 | |
247 | gMC->Gsvolu("QB07","TUBE", idtmed[kC], ptube, 3); |
248 | |
249 | ptube[0] = 3.15; |
250 | ptube[1] = 3.50; |
251 | ptube[2] = 0.10; |
252 | gMC->Gsvolu("QBA7","TUBE", idtmed[kInox], ptube, 3); |
253 | gMC->Gspos("QBA7", 1, "QB07", 0.0, 0.0, 0.55-0.2, 0, "ONLY"); |
254 | gMC->Gspos("QB07", 1, "QBT1", 0.0, 0.0, 2., 0, "ONLY"); |
255 | |
256 | // |
257 | // Be-Alu |
258 | // Mother Volume |
259 | ptube[0] = 2.900; |
260 | ptube[1] = 4.200; |
261 | ptube[2] = 2.750; |
262 | gMC->Gsvolu("QBT2","TUBE", idtmed[kAir], ptube, 3); |
263 | gMC->Gspos("QBT2", 1, "QBPM", 0., 0., -28.25-ptube[2], idrotm[2012], "ONLY"); |
264 | |
265 | ptube[0] = 2.900; |
266 | ptube[1] = 3.150; |
267 | ptube[2] = 0.375; |
268 | // |
269 | // Be-part |
270 | gMC->Gsvolu("QB02","TUBE", idtmed[kAlu], ptube, 3); |
271 | |
272 | ptube[1] = 3.000; |
273 | gMC->Gsvolu("QBA2","TUBE", idtmed[kBe], ptube, 3); |
274 | |
275 | gMC->Gspos("QBA2", 1, "QB01", 0., 0., 0, 0, "ONLY"); |
276 | gMC->Gspos("QB02", 1, "QBT2", 0., 0.,-2.75+ptube[2], 0, "ONLY"); |
277 | |
278 | // Alu part |
279 | ptube[0] = 2.900; |
280 | ptube[1] = 3.150; |
281 | ptube[2] = 2.375; |
282 | |
283 | gMC->Gsvolu("QB04","TUBE", idtmed[kAlu], ptube, 3); |
284 | gMC->Gspos("QB04", 1, "QBT2", 0., 0.,-2.+ptube[2], 0, "ONLY"); |
285 | |
286 | |
287 | ptube[0] = 3.15; |
288 | ptube[1] = 3.50; |
289 | ptube[2] = 0.10; |
290 | |
291 | gMC->Gsvolu("QB06","TUBE", idtmed[kAlu], ptube, 3); |
292 | gMC->Gspos("QB06", 1, "QBT2", 0., 0., 2.55+ptube[2], 0, "ONLY"); |
293 | |
294 | |
295 | // Fixation |
296 | ptube[0] = 0.0; |
297 | ptube[1] = 0.1; |
298 | ptube[2] = 0.5; |
299 | |
300 | gMC->Gsvolu("QBA8","TUBE", idtmed[kInox], ptube, 3); |
301 | gMC->Gspos("QBA8", 1 ,"QBT2", 0.000, 3.650, -1.25, idrotm[2002], "ONLY"); |
302 | gMC->Gspos("QBA8", 2 ,"QBT2", 3.161, -1.825, -1.25, idrotm[2001], "ONLY"); |
303 | gMC->Gspos("QBA8", 3 ,"QBT2", -3.161, -1.825, -1.25, idrotm[2003], "ONLY"); |
304 | |
305 | // Carbon ring |
306 | ptube[0] = 3.15; |
307 | ptube[1] = 4.10; |
308 | ptube[2] = 0.55; |
309 | |
310 | gMC->Gsvolu("QB77","TUBE", idtmed[kC], ptube, 3); |
311 | |
312 | ptube[0] = 3.15; |
313 | ptube[1] = 3.50; |
314 | ptube[2] = 0.10; |
315 | gMC->Gsvolu("QBB7","TUBE", idtmed[kInox], ptube, 3); |
316 | gMC->Gspos("QBB7", 1, "QB77", 0.0, 0.0, 0.55-0.2, 0, "ONLY"); |
317 | gMC->Gspos("QB77", 1, "QBT2", 0.0, 0.0, 2., 0, "ONLY"); |
318 | |
319 | |
320 | |
321 | // |
322 | // 1st section Alu non-absorber side |
323 | ptube[0] = 2.9; |
324 | ptube[1] = 3.0; |
325 | ptube[2] = 85.175; |
326 | |
327 | gMC->Gsvolu("QB10","TUBE", idtmed[kAlu], ptube, 3); |
328 | gMC->Gspos("QB10", 1, "QBPM", 0.0, 0.0, 118.925, 0, "ONLY"); |
329 | // |
330 | // Support rollers: non absorber side |
331 | // |
332 | // Mother volume |
333 | ptube[0] = 3.2; |
334 | ptube[1] = 4.8; |
335 | ptube[2] = 3.0; |
336 | gMC->Gsvolu("QBRM","TUBE", idtmed[kAir], ptube, 3); |
337 | gMC->Gspos("QBRM", 1, "QBPM", 0., 0., 654.8, 0, "ONLY"); |
338 | gMC->Gspos("QBRM", 2, "QBPM", 0., 0., 254.8, 0, "ONLY"); |
339 | |
340 | ptube[0] = 0.0; |
341 | ptube[1] = 0.7; |
342 | ptube[2] = 3.0; |
343 | |
344 | gMC->Gsvolu("QB30","TUBE", idtmed[kInox], ptube, 3); |
345 | |
346 | for (i=0; i<8; i++) { |
347 | Float_t phi = 45.+i*45.*kDegrad; |
348 | Float_t xpos = 4.*TMath::Sin(phi); |
349 | Float_t ypos = 4.*TMath::Cos(phi); |
350 | gMC->Gspos("QB30", i+1, "QBRM", xpos, ypos, 0, idrotm[2004+i], "ONLY"); |
351 | } |
352 | |
353 | // |
354 | // Flanges: non absorber side |
355 | ptube[0] = 3.0; |
356 | ptube[1] = 4.9; |
357 | ptube[2] = 2.2; |
358 | |
359 | gMC->Gsvolu("QB29","TUBE", idtmed[kInox], ptube, 3); |
360 | gMC->Gspos("QB29", 2, "QBPM", 0.0, 0.0, 654.8, 0, "ONLY"); |
361 | gMC->Gspos("QB29", 1, "QBPM", 0.0, 0.0, 254.8, 0, "ONLY"); |
362 | // |
363 | // Inox beam pipe: non absorber side |
364 | |
365 | ptube[0] = 2.90; |
366 | ptube[1] = 2.98; |
367 | // ptube[2] = 275.05; // without undulated beampipe |
368 | ptube[2] = 42.55; |
369 | |
370 | gMC->Gsvolu("QB28","TUBE", idtmed[kInox], ptube, 3); |
371 | // gMC->Gspos("QB28", 1, "QBPM", 0.0, 0.0, 524.95, 0, "ONLY"); // without undulated beam pipe |
372 | gMC->Gspos("QB28", 1, "QBPM", 0.0, 0.0, 249.9+ptube[2], 0, "ONLY"); |
373 | |
374 | // |
375 | // Undulated beam pipe |
376 | // |
2196bc42 |
377 | /* |
7bd7faf8 |
378 | Float_t pitch=0.25; |
379 | Float_t thick=0.015; |
380 | Float_t zundul=171; |
381 | Float_t rundul=3.0; |
382 | char cn48[][5]={"QN21","QN22","QN23","QN24","QN25","QN26","QN27","QN28"}; |
383 | |
384 | Undulation("QUND",pitch,thick,zundul,rundul,cn48); |
385 | gMC->Gspos("QUND", 1, "QBPM", 0., 0., 335.+zundul, 0, "ONLY"); |
2196bc42 |
386 | */ |
387 | |
388 | // Al-Be (40-60 wgt%, rho=2.7 g/cm**3) beam pipe |
389 | // |
390 | ptube[0] = 2.90; |
391 | ptube[1] = 3.05; |
392 | ptube[2] = 171.0; |
393 | |
394 | gMC->Gsvolu("QBAB","TUBE", idtmed[kAlBe], ptube, 3); |
395 | gMC->Gspos("QBAB", 1, "QBPM", 0.0, 0.0, 335.+ptube[2], 0, "ONLY"); |
396 | |
7bd7faf8 |
397 | |
398 | // |
399 | // missing pieces of inox pipe |
400 | // |
401 | ptube[0] = 2.90; |
402 | ptube[1] = 2.98; |
403 | ptube[2] = 61.55; |
404 | |
405 | gMC->Gsvolu("QB48","TUBE", idtmed[kInox], ptube, 3); |
406 | gMC->Gspos("QB48", 1, "QBPM", 0.0, 0.0, 800.-ptube[2], 0, "ONLY"); |
407 | |
408 | ptube[0] = 2.90; |
409 | ptube[1] = 2.98; |
410 | ptube[2] = 1.0; |
411 | |
412 | gMC->Gsvolu("QB27","TUBE", idtmed[kInox], ptube, 3); |
413 | gMC->Gspos("QB27", 1, "QBPM", 0.0, 0.0, 208.1, 0, "ONLY"); |
414 | // |
415 | ptube[0] = 2.90; |
416 | ptube[1] = 3.15; |
417 | ptube[2] = 1.5; |
418 | |
419 | gMC->Gsvolu("QB26","TUBE", idtmed[kInox], ptube, 3); |
420 | gMC->Gspos("QB26", 1, "QBPM", 0.0, 0.0, 205.6, 0, "ONLY"); |
421 | |
422 | // |
423 | ptube[0] = 3.0; |
424 | ptube[1] = 3.15; |
425 | ptube[2] = 2.75; |
426 | |
427 | gMC->Gsvolu("QB25","TUBE", idtmed[kAlu], ptube, 3); |
428 | gMC->Gspos("QB25", 1, "QBPM", 0.0, 0.0, 201.35, 0, "ONLY"); |
429 | |
430 | // |
431 | // Bellows |
fe4da5cc |
432 | // |
7bd7faf8 |
433 | // Mother Volume |
434 | ptube[0] = 2.90; |
435 | ptube[1] = 3.75; |
1416b7f3 |
436 | ptube[2] = 20.40; |
7bd7faf8 |
437 | gMC->Gsvolu("QBE0","TUBE", idtmed[kAir], ptube, 3); |
438 | gMC->Gspos("QBE0", 2 ,"QBPM", 0.0, 0.0, 229.5, 0, "ONLY"); |
439 | gMC->Gspos("QBE0", 1 ,"QBPM", 0.0, 0.0, -61.3, 0, "ONLY"); |
440 | |
441 | ptube[2] = 5.70; |
442 | |
443 | gMC->Gsvolu("QBEM","TUBE", idtmed[kAir], ptube, 3); |
444 | gMC->Gspos("QBEM", 2 ,"QBE0", 0.0, 0.0,-14.7, 0 , "ONLY"); |
445 | gMC->Gspos("QBEM", 1 ,"QBE0", 0.0, 0.0, 14.7,idrotm[2012], "ONLY"); |
446 | |
447 | ptube[0] = 2.90; |
448 | ptube[1] = 3.25; |
449 | ptube[2] = 3.70; |
450 | |
451 | gMC->Gsvolu("QB19","TUBE", idtmed[kVac], ptube, 3); |
452 | gMC->Gspos("QB19", 1 ,"QBEM", 0.0, 0.0, 0.5, 0 , "ONLY"); |
453 | |
454 | ptube[0] = 3.25; |
455 | ptube[1] = 3.74; |
456 | ptube[2] = 0.095; |
457 | |
458 | gMC->Gsvolu("QB18","TUBE", idtmed[kVac], ptube, 3); |
459 | for (i=0; i<15; i++) { |
460 | gMC->Gspos("QB18", i+1, "QBEM", 0.0, 0.0, 3.3-i*0.4, 0, "ONLY"); |
461 | } |
462 | |
463 | ptube[0] = 2.90; |
464 | ptube[1] = 3.00; |
465 | ptube[2] = 1.20; |
466 | |
467 | gMC->Gsvolu("QB21","TUBE", idtmed[kVac], ptube, 3); |
468 | gMC->Gspos("QB21", 1 ,"QBEM", 0.0, 0.0, -4.5, 0 , "ONLY"); |
469 | |
470 | ptube[0] = 3.250; |
471 | ptube[1] = 3.750; |
472 | ptube[2] = 0.005; |
473 | |
474 | gMC->Gsvolu("QB15","TUBE", idtmed[kInox], ptube, 3); |
475 | for (i=0; i<30; i++) { |
476 | gMC->Gspos("QB15", i+1, "QBEM", 0.0, 0.0, 3.4-i*0.2, 0, "ONLY"); |
477 | } |
478 | |
479 | ptube[0] = 3.740; |
480 | ptube[1] = 3.750; |
481 | ptube[2] = 0.095; |
482 | |
483 | gMC->Gsvolu("QB16","TUBE", idtmed[kInox], ptube, 3); |
484 | for (i=0; i<15; i++) { |
485 | gMC->Gspos("QB16", i+1, "QBEM", 0.0, 0.0, 3.3-i*0.4, 0, "ONLY"); |
486 | } |
487 | |
488 | ptube[0] = 3.250; |
489 | ptube[1] = 3.260; |
490 | ptube[2] = 0.095; |
491 | |
492 | gMC->Gsvolu("QB17","TUBE", idtmed[kInox], ptube, 3); |
493 | for (i=0; i<14; i++) { |
494 | gMC->Gspos("QB17", i+1, "QBEM", 0.0, 0.0, 3.1-i*0.4, 0, "ONLY"); |
495 | } |
496 | |
497 | ptube[0] = 3.250; |
498 | ptube[1] = 3.260; |
499 | ptube[2] = 0.3975; |
500 | |
501 | gMC->Gsvolu("QB14","TUBE", idtmed[kInox], ptube, 3); |
502 | gMC->Gspos("QB14", 2 ,"QBEM", 0.0, 0.0, -2.8025, 0 , "ONLY"); |
503 | gMC->Gspos("QB14", 1 ,"QBEM", 0.0, 0.0, 3.8025, 0 , "ONLY"); |
504 | |
505 | ptube[0] = 2.900; |
506 | ptube[1] = 3.260; |
507 | ptube[2] = 0.050; |
508 | |
509 | gMC->Gsvolu("QB13","TUBE", idtmed[kInox], ptube, 3); |
510 | gMC->Gspos("QB13", 2 ,"QBEM", 0.0, 0.0, -3.25, 0 , "ONLY"); |
511 | gMC->Gspos("QB13", 1 ,"QBEM", 0.0, 0.0, 4.25, 0 , "ONLY"); |
512 | |
513 | ptube[0] = 2.900; |
514 | ptube[1] = 3.000; |
515 | ptube[2] = 0.700; |
516 | |
517 | gMC->Gsvolu("QB12","TUBE", idtmed[kInox], ptube, 3); |
518 | gMC->Gspos("QB12", 1 ,"QBEM", 0.0, 0.0, 5.0, 0, "ONLY"); |
519 | |
520 | |
521 | // |
522 | // pipe between Bellows |
523 | ptube[0] = 2.9; |
524 | ptube[1] = 3.0; |
525 | ptube[2] = 9.0; |
526 | gMC->Gsvolu("QB23","TUBE", idtmed[kInox], ptube, 3); |
527 | gMC->Gspos("QB23", 1 ,"QBE0", 0.0, 0.0, 0.0, 0, "ONLY"); |
528 | |
529 | // |
530 | // End Bellow |
531 | |
532 | // Absorber side |
533 | // |
534 | // beam pipe between metal-metal transition and bellows |
535 | ptube[0] = 2.9; |
536 | ptube[1] = 3.0; |
537 | ptube[2] = 3.575; |
538 | |
539 | gMC->Gsvolu("QB24","TUBE", idtmed[kInox], ptube, 3); |
540 | gMC->Gspos("QB24", 1 ,"QBPM", 0.0, 0.0, -37.325, 0, "ONLY"); |
541 | // |
542 | // beam pipe between flange and bellows |
543 | ptube[0] = 2.90; |
544 | ptube[1] = 3.00; |
545 | ptube[2] = 0.45; |
546 | |
547 | gMC->Gsvolu("QB22","TUBE", idtmed[kInox], ptube, 3); |
548 | gMC->Gspos("QB22", 1 ,"QBPM", 0.0, 0.0, -82.15, 0, "ONLY"); |
549 | |
550 | // |
551 | // Flange |
552 | // |
553 | // Mother Volume |
554 | ptube[0] = 2.900; |
555 | ptube[1] = 4.300; |
556 | ptube[2] = 1.400; |
557 | |
558 | gMC->Gsvolu("QFA0","TUBE", idtmed[kAlu], ptube, 3); |
559 | gMC->Gspos("QFA0", 1 ,"QBPM", 0.0, 0.0, -84.0, 0, "ONLY"); |
560 | // |
561 | // inner Inox piece |
562 | ptube[0] = 2.900; |
563 | ptube[1] = 3.500; |
564 | ptube[2] = 0.450; |
565 | gMC->Gsvolu("QFA1","TUBE", idtmed[kInox], ptube, 3); |
566 | gMC->Gspos("QFA1", 1 ,"QFA0", 0.0, 0.0, 0.225, 0, "ONLY"); |
567 | // |
568 | // 8 x M5 Inox |
569 | ptube[0] = 0.000; |
570 | ptube[1] = 0.250; |
571 | ptube[2] = 1.400; |
572 | gMC->Gsvolu("QFA2","TUBE", idtmed[kInox], ptube, 3); |
573 | for (i=0; i<8; i++) { |
574 | Float_t phi = i*45.*kDegrad; |
575 | Float_t xpos = 3.9*TMath::Sin(phi); |
576 | Float_t ypos = 3.9*TMath::Cos(phi); |
577 | gMC->Gspos("QFA2", i+1, "QFA0", xpos, ypos, 0., 0, "ONLY"); |
578 | } |
579 | |
580 | |
581 | ptube[0] = 2.900; |
582 | ptube[1] = 3.000; |
583 | ptube[2] = 2.300; |
584 | |
585 | gMC->Gsvolu("QB32","TUBE", idtmed[kInox], ptube, 3); |
586 | gMC->Gspos("QB32", 1 ,"QBPM", 0.0, 0.0, -90.+2.3, 0, "ONLY"); |
587 | |
588 | // |
589 | // The Ion Pump |
fe4da5cc |
590 | // --- Place the PIPE ghost volume (QBPM) in its mother volume (ALIC) |
591 | // and make it invisible |
592 | // |
7bd7faf8 |
593 | |
fe4da5cc |
594 | |
7bd7faf8 |
595 | gMC->Gspos("QBPM",1,"ALIC",0,0,0,idrotm[2013], "ONLY"); |
596 | |
597 | // |
598 | // Ion Pump |
599 | // |
600 | ptube[0] = 5.; |
601 | ptube[1] = 55.; |
602 | ptube[2] = 20.; |
603 | gMC->Gsvolu("QIPM","TUBE", idtmed[kAir], ptube, 3); |
604 | // |
605 | // Getters -> |
606 | pbox[0] = 6.50; |
607 | pbox[1] = 6.75; |
608 | pbox[2] = 15.60; |
609 | gMC->Gsvolu("QI32","BOX", idtmed[kInox], pbox, 3); |
610 | |
611 | pbox[0] = 5.90; |
612 | pbox[1] = 6.15; |
613 | pbox[2] = 15.00; |
614 | gMC->Gsvolu("QI42","BOX", idtmed[kGetter], pbox, 3); |
615 | gMC->Gspos("QI42", 1, "QI32", 0.0, 0.0, 0.0, 0, "ONLY"); |
616 | // <- |
617 | |
618 | ptube[0] = 0.0; |
619 | ptube[1] = 19.0; |
620 | ptube[2] = 2.5; |
621 | gMC->Gsvolu("QI33","TUBE", idtmed[kInox], ptube, 3); |
622 | |
623 | |
624 | ptube[0] = 0.0; |
625 | ptube[1] = 15.0; |
626 | ptube[2] = 2.5; |
14b75006 |
627 | gMC->Gsvolu("QI43","TUBE", idtmed[kAir], ptube, 3); |
7bd7faf8 |
628 | gMC->Gspos("QI43", 1, "QI33", 0.0, 0.0, 0.0, 0, "ONLY"); |
629 | // |
630 | // Connecting tube -> |
631 | ptube[0] = 0.0; |
632 | ptube[1] = 5.4; |
633 | ptube[2] = 13.7; |
634 | gMC->Gsvolu("QI34","TUBE", idtmed[kInox], ptube, 3); |
635 | |
636 | ptube[0] = 0.0; |
637 | ptube[1] = 4.8; |
638 | ptube[2] = 13.7; |
14b75006 |
639 | gMC->Gsvolu("QI44","TUBE", idtmed[kAir], ptube, 3); |
7bd7faf8 |
640 | gMC->Gspos("QI44", 1, "QI34", 0.0, 0.0, 0.0, 0, "ONLY"); |
641 | // <- |
642 | |
643 | // |
644 | // Flange -> |
645 | ptube[0] = 0.00; |
646 | ptube[1] = 7.30; |
647 | ptube[2] = 2.15; |
648 | gMC->Gsvolu("QI35","TUBE", idtmed[kInox], ptube, 3); |
649 | |
14b75006 |
650 | ptube[0] = 0.00; |
651 | ptube[1] = 4.80; |
7bd7faf8 |
652 | ptube[2] = 2.15; |
653 | gMC->Gsvolu("QI45","TUBE", idtmed[kAir], ptube, 3); |
654 | gMC->Gspos("QI45", 1, "QI35", 0.0, 0.0, 0.0, 0, "ONLY"); |
655 | // <- |
656 | |
657 | gMC->Gspos("QI32", 1, "QIPM", 0.0, -44.25, 0.0, 0, "ONLY"); |
658 | gMC->Gspos("QI33", 1, "QIPM", 0.0, -35.00, 0.0,idrotm[2002], "ONLY"); |
659 | gMC->Gspos("QI34", 1, "QIPM", 0.0, -18.80, 0.0,idrotm[2002], "ONLY"); |
660 | gMC->Gspos("QI35", 1, "QIPM", 0.0, -24.35, 0.0,idrotm[2002], "ONLY"); |
fe4da5cc |
661 | // |
662 | // PLACE ION PUMP (QIPM) AT Z=-385. |
663 | // |
7bd7faf8 |
664 | gMC->Gspos("QIPM",1,"ALIC",0,0,-385,idrotm[2013], "ONLY"); |
665 | |
fe4da5cc |
666 | |
7bd7faf8 |
667 | gMC->Gsatt("QIPM", "SEEN", 0); |
668 | gMC->Gsatt("QBPM", "SEEN", 0); |
669 | gMC->Gsatt("QBEM", "SEEN", 0); |
fe4da5cc |
670 | } |
671 | |
672 | |
673 | //___________________________________________ |
b8032157 |
674 | void AliPIPEv0::DrawModule() |
fe4da5cc |
675 | { |
b43eb0dc |
676 | // Set drawing options |
677 | ; |
fe4da5cc |
678 | } |
679 | |
680 | //___________________________________________ |
681 | void AliPIPEv0::CreateMaterials() |
682 | { |
7bd7faf8 |
683 | // |
13391c3e |
684 | // Define materials for beam pipe |
7bd7faf8 |
685 | // |
13391c3e |
686 | |
687 | printf("Create PIPEv0 materials \n"); |
7bd7faf8 |
688 | Int_t isxfld = gAlice->Field()->Integ(); |
689 | Float_t sxmgmx = gAlice->Field()->Max(); |
2196bc42 |
690 | // Steel (Inox) |
7bd7faf8 |
691 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; |
692 | Float_t zsteel[4] = { 26.,24.,28.,14. }; |
693 | Float_t wsteel[4] = { .715,.18,.1,.005 }; |
2196bc42 |
694 | // AlBe - alloy |
695 | Float_t aAlBe[2] = { 26.98, 9.01}; |
696 | Float_t zAlBe[2] = { 13.00, 4.00}; |
697 | Float_t wAlBe[2] = { 0.4, 0.6}; |
698 | |
7bd7faf8 |
699 | // |
700 | // Berillium |
701 | AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7); |
702 | // |
703 | // Carbon |
704 | AliMaterial(6, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); |
705 | // |
706 | // Aluminum |
707 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); |
708 | // |
709 | // Air |
710 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); |
711 | // |
712 | // Vacuum |
713 | AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); |
714 | // |
715 | // stainless Steel |
716 | AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); |
717 | // |
718 | // reduced density steel to approximate pump getter material |
719 | AliMixture(20, "GETTER$", asteel, zsteel, 1.00, 4, wsteel); |
2196bc42 |
720 | // Al-Be alloy |
721 | // |
722 | AliMixture(21, "AlBe$", aAlBe, zAlBe, 2.07, 2, wAlBe); |
7bd7faf8 |
723 | // |
724 | // **************** |
725 | // Defines tracking media parameters. |
726 | // |
727 | Float_t epsil = .001; // Tracking precision, |
728 | Float_t stemax = -0.01; // Maximum displacement for multiple scat |
729 | Float_t tmaxfd = -20.; // Maximum angle due to field deflection |
730 | Float_t deemax = -.3; // Maximum fractional energy loss, DLS |
731 | Float_t stmin = -.8; |
732 | // *************** |
733 | // |
734 | // Beryllium |
735 | |
736 | AliMedium(5, "BE", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
737 | |
738 | // Carbon |
739 | AliMedium(6, "C", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
740 | // |
741 | // Aluminum |
742 | AliMedium(9, "ALU", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
743 | // |
744 | // Air |
745 | AliMedium(15, "AIR", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
746 | // |
747 | // Vacuum |
748 | AliMedium(16, "VACUUM", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
749 | // |
750 | // Steel |
751 | AliMedium(19, "INOX", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
752 | // |
753 | // Getter |
754 | AliMedium(20, "GETTER", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
2196bc42 |
755 | // |
756 | // AlBe - Aloy |
757 | AliMedium(21, "AlBe" , 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
758 | |
fe4da5cc |
759 | } |
760 | |
761 | |
7bd7faf8 |
762 | void AliPIPEv0::Undulation(char *undul, Float_t pitch, Float_t thick, |
763 | Float_t zundul, Float_t rundul, char (*cone)[5]) |
764 | { |
765 | // |
766 | // RUNDUL : Internal radius of the undulated chamber |
767 | // THICK : material thickness |
768 | // PITCH : one-QUARTER wave of undulation (cm) |
769 | // ZUNDUL : half length (cm) |
770 | // |
771 | // The undulated structure is desgned as a superposition of eight CONES |
772 | // of suitable sizes, where the inner/outer radius of the cone increases, |
773 | // then decreases, each half of the wave is assumed to be a semicircle, |
774 | // which allows to calculate the thickness and the radii of the cone, by |
775 | // dividing the semicircle into 4 parts of equal arc length. |
776 | // Thus apear the constants 0.293 and 0.707. |
777 | // |
778 | |
779 | const Float_t kConst1 = .293; |
780 | const Float_t kConst2 = .707; |
781 | |
782 | // Local variables |
783 | Int_t j, nwave; |
784 | Float_t dcone1[5], dcone2[5], dcone3[5], dcone4[5], dcone5[5], |
785 | dcone6[5], dcone7[5], dcone8[5]; |
786 | Float_t xc, yc, zc, dundul[3]; |
787 | Int_t *idtmed = fIdtmed->GetArray()-1999; |
788 | |
789 | // Function Body |
fe4da5cc |
790 | |
7bd7faf8 |
791 | dcone1[0] = kConst1 * pitch / 2; |
792 | dcone1[1] = rundul; |
793 | dcone1[2] = dcone1[1] + thick; |
794 | dcone1[3] = dcone1[1] + kConst2 * pitch; |
795 | dcone1[4] = dcone1[3] + thick; |
796 | |
797 | dcone2[0] = kConst2 * pitch / 2; |
798 | dcone2[1] = dcone1[3]; |
799 | dcone2[2] = dcone1[4]; |
800 | dcone2[3] = dcone2[1] + kConst1 * pitch; |
801 | dcone2[4] = dcone2[3] + thick; |
802 | |
803 | dcone3[0] = dcone2[0]; |
804 | dcone3[1] = dcone2[3]; |
805 | dcone3[2] = dcone2[4]; |
806 | dcone3[3] = dcone2[1]; |
807 | dcone3[4] = dcone2[2]; |
808 | |
809 | dcone4[0] = dcone1[0]; |
810 | dcone4[1] = dcone1[3]; |
811 | dcone4[2] = dcone1[4]; |
812 | dcone4[3] = dcone1[1]; |
813 | dcone4[4] = dcone1[2]; |
814 | |
815 | dcone5[0] = dcone1[0]; |
816 | dcone5[1] = dcone1[1] - thick; |
817 | dcone5[2] = dcone1[1]; |
818 | dcone5[3] = dcone5[1] - kConst2 * pitch; |
819 | dcone5[4] = dcone5[3] + thick; |
820 | |
821 | dcone6[0] = dcone2[0]; |
822 | dcone6[1] = dcone5[3]; |
823 | dcone6[2] = dcone5[4]; |
824 | dcone6[3] = dcone6[1] - kConst1 * pitch; |
825 | dcone6[4] = dcone6[3] + thick; |
826 | dcone7[0] = dcone6[0]; |
827 | dcone7[1] = dcone6[3]; |
828 | dcone7[2] = dcone6[4]; |
829 | dcone7[3] = dcone5[3]; |
830 | dcone7[4] = dcone5[4]; |
831 | |
832 | dcone8[0] = dcone5[0]; |
833 | dcone8[1] = dcone7[3]; |
834 | dcone8[2] = dcone7[4]; |
835 | dcone8[3] = dcone5[1]; |
836 | dcone8[4] = dcone5[2]; |
837 | |
838 | gMC->Gsvolu(cone[0], "CONE", idtmed[2018], dcone1, 5); |
839 | gMC->Gsvolu(cone[1], "CONE", idtmed[2018], dcone2, 5); |
840 | gMC->Gsvolu(cone[2], "CONE", idtmed[2018], dcone3, 5); |
841 | gMC->Gsvolu(cone[3], "CONE", idtmed[2018], dcone4, 5); |
842 | gMC->Gsvolu(cone[4], "CONE", idtmed[2018], dcone5, 5); |
843 | gMC->Gsvolu(cone[5], "CONE", idtmed[2018], dcone6, 5); |
844 | gMC->Gsvolu(cone[6], "CONE", idtmed[2018], dcone7, 5); |
845 | gMC->Gsvolu(cone[7], "CONE", idtmed[2018], dcone8, 5); |
846 | gMC->Gsatt(cone[0], "SEEN", 0); |
847 | gMC->Gsatt(cone[1], "SEEN", 0); |
848 | gMC->Gsatt(cone[2], "SEEN", 0); |
849 | gMC->Gsatt(cone[3], "SEEN", 0); |
850 | gMC->Gsatt(cone[4], "SEEN", 0); |
851 | gMC->Gsatt(cone[5], "SEEN", 0); |
852 | gMC->Gsatt(cone[6], "SEEN", 0); |
853 | gMC->Gsatt(cone[7], "SEEN", 0); |
854 | |
855 | // DEFINE AN IMAGINARY TUBE VOLUME FOR UNDULATED CHAMBER, FILL WITH VACUUM |
856 | |
857 | nwave = Int_t (zundul / (pitch * 2) + .1); |
858 | dundul[2] = pitch * 2 * nwave; |
859 | dundul[1] = rundul + pitch + thick * 2; |
860 | // |
861 | dundul[0] = 2.9; |
862 | gMC->Gsvolu(undul, "TUBE", idtmed[2015], dundul, 3); |
863 | |
864 | xc = 0; |
865 | yc = 0; |
866 | zc = -dundul[2] + dcone1[0]; |
867 | for (j = 1; j <= nwave; ++j) { |
868 | gMC->Gspos(cone[0], j, undul, xc, yc, zc, 0, "ONLY"); |
869 | zc = zc + dcone1[0] + dcone2[0]; |
870 | gMC->Gspos(cone[1], j, undul, xc, yc, zc, 0, "ONLY"); |
871 | zc = zc + dcone2[0] + dcone3[0]; |
872 | gMC->Gspos(cone[2], j, undul, xc, yc, zc, 0, "ONLY"); |
873 | zc = zc + dcone3[0] + dcone4[0]; |
874 | gMC->Gspos(cone[3], j, undul, xc, yc, zc, 0, "ONLY"); |
875 | zc = zc + dcone4[0] + dcone5[0]; |
876 | gMC->Gspos(cone[4], j, undul, xc, yc, zc, 0, "ONLY"); |
877 | zc = zc + dcone5[0] + dcone6[0]; |
878 | gMC->Gspos(cone[5], j, undul, xc, yc, zc, 0, "ONLY"); |
879 | zc = zc + dcone6[0] + dcone7[0]; |
880 | gMC->Gspos(cone[6], j, undul, xc, yc, zc, 0, "ONLY"); |
881 | zc = zc + dcone7[0] + dcone8[0]; |
882 | gMC->Gspos(cone[7], j, undul, xc, yc, zc, 0, "ONLY"); |
883 | zc = zc + dcone8[0] + dcone1[0]; |
884 | } |
885 | } |
fe4da5cc |
886 | |
887 | |
888 | |
889 | |
890 | |
891 | |
892 | |
893 | |
894 | |
895 | |
896 | |