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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 | $Log$ |
74c0d076 |
18 | Revision 1.3 2000/01/17 10:29:30 morsch |
19 | Overlap between Shield and Absorber due to limited numerical precision removed |
20 | by displacing the Shield by epsilon = 0.01 cm. |
21 | |
f0c34869 |
22 | Revision 1.2 2000/01/13 11:27:51 morsch |
23 | Overlaps corrected: YCS3, YCS4; Inner radius YS21 corrected |
24 | |
6d4aaa11 |
25 | Revision 1.1 2000/01/12 15:44:03 morsch |
26 | Standard version of SHIL |
27 | |
6523e275 |
28 | */ |
29 | |
30 | /////////////////////////////////////////////////////////////////////////////// |
31 | // // |
32 | // Muon Shield Class // |
33 | // This class contains a description of the muon shield // |
34 | // // |
35 | //Begin_Html |
36 | /* |
37 | <img src="picts/AliSHILClass.gif"> |
38 | */ |
39 | //End_Html |
40 | // // |
41 | // // |
42 | /////////////////////////////////////////////////////////////////////////////// |
43 | |
44 | #include "AliSHILv0.h" |
45 | #include "AliRun.h" |
46 | #include "AliConst.h" |
47 | |
48 | ClassImp(AliSHILv0) |
49 | |
50 | //_____________________________________________________________________________ |
51 | AliSHILv0::AliSHILv0() |
52 | { |
53 | // |
54 | // Default constructor for muon shield |
55 | // |
56 | } |
57 | |
58 | //_____________________________________________________________________________ |
59 | AliSHILv0::AliSHILv0(const char *name, const char *title) |
60 | : AliSHIL(name,title) |
61 | { |
62 | // |
63 | // Standard constructor for muon shield |
64 | // |
65 | SetMarkerColor(7); |
66 | SetMarkerStyle(2); |
67 | SetMarkerSize(0.4); |
68 | } |
69 | |
70 | //_____________________________________________________________________________ |
71 | void AliSHILv0::CreateGeometry() |
72 | { |
73 | // |
74 | // Build muon shield geometry |
75 | // |
76 | // |
77 | //Begin_Html |
78 | /* |
79 | <img src="picts/AliSHILv0.gif"> |
80 | */ |
81 | //End_Html |
82 | //Begin_Html |
83 | /* |
84 | <img src="picts/AliSHILv0Tree.gif"> |
85 | */ |
86 | //End_Html |
87 | |
88 | Float_t cpar[5], cpar0[5], tpar[3], par1[39], par2[21], par3[27], par4[21], par0[42]; |
89 | Float_t dz, DZ; |
90 | |
91 | Int_t *idtmed = fIdtmed->GetArray()-1699; |
92 | |
93 | #include "ShieldConst.h" |
94 | // |
95 | // Mother volume |
96 | // |
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97 | Float_t d_rear1=d_rear-epsilon; |
98 | |
99 | Float_t zstart=abs_l-d_rear1; |
100 | |
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101 | par0[0] = 0.; |
102 | par0[1] = 360.; |
103 | par0[2] = 13.; |
104 | |
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105 | Float_t dl=(zvac12-zstart)/2.; |
106 | dz=zstart+dl; |
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107 | // |
108 | par0[3] = -dl; |
109 | par0[4] = 0.; |
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110 | par0[5] = zstart * TMath::Tan(acc_min); |
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111 | |
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112 | par0[6] = -dl+d_rear1; |
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113 | par0[7] = 0.; |
114 | par0[8] = abs_l * TMath::Tan(acc_min); |
115 | |
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116 | par0[9] = -dl+d_rear1; |
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117 | par0[10] = 0.; |
118 | par0[11] = R11; |
119 | |
120 | par0[12] = -dz+zvac4; |
121 | par0[13] = 0.; |
122 | par0[14] = R11; |
123 | |
124 | par0[15] = -dz+zvac4; |
125 | par0[16] = 0.; |
126 | par0[17] = R21; |
127 | |
128 | par0[18] = -dz+zvac6; |
129 | par0[19] = 0.; |
130 | par0[20] = R21; |
131 | |
132 | par0[21] = -dz+zvac6; |
133 | par0[22] = 0.; |
134 | par0[23] = zvac6 * TMath::Tan(acc_min); |
135 | |
136 | par0[24] = -dz+zcone_e; |
137 | par0[25] = 0.; |
138 | par0[26] = 30.; |
139 | |
140 | par0[27] = -dz+zvac10; |
141 | par0[28] = 0.; |
142 | par0[29] = 30.; |
143 | |
144 | par0[30] = -dz+zvac10; |
145 | par0[31] = 0.; |
146 | par0[32] = R42; |
147 | |
148 | par0[33] = -dz+zvac11; |
149 | par0[34] = 0.; |
150 | par0[35] = R42; |
151 | |
152 | par0[36] = -dz+zvac11; |
153 | par0[37] = 0.; |
154 | par0[38] = R43; |
155 | |
156 | par0[39] = -dz+zvac12; |
157 | par0[40] = 0.; |
158 | par0[41] = R43; |
159 | |
160 | gMC->Gsvolu("YMOT", "PCON", idtmed[1755], par0, 42); |
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161 | dz=zstart+dl; |
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162 | gMC->Gspos("YMOT", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
163 | // |
164 | |
165 | DZ=-dl; |
166 | |
167 | // |
168 | // First section: bellows below and behind front absorber |
169 | // |
170 | // |
171 | |
172 | par1[0] = 0.; |
173 | par1[1] = 360.; |
174 | par1[2] = 12.; |
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175 | dl=(zvac4-zstart)/2.; |
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176 | |
177 | par1[3] = -dl; |
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178 | par1[4] = r_abs+(zstart-abs_c) * TMath::Tan(theta_open1); |
179 | par1[5] = zstart * TMath::Tan(acc_min); |
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180 | |
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181 | par1[6] = -dl+zvac1-zstart; |
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182 | par1[7] = r_abs+ (zvac1-abs_c) * TMath::Tan(theta_open1); |
183 | par1[8] = zvac1 * TMath::Tan(acc_min); |
184 | |
185 | par1[9] = par1[6]+dr11; |
186 | par1[10] = par1[7]+dr11; |
187 | par1[11] = (zvac1+dr11) * TMath::Tan(acc_min); |
188 | |
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189 | par1[12] = -dl+d_rear1; |
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190 | par1[13] = par1[10]; |
191 | par1[14] = abs_l * TMath::Tan(acc_min); |
192 | |
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193 | par1[15] = -dl+d_rear1; |
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194 | par1[16] = par1[10]; |
195 | par1[17] = R11; |
196 | |
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197 | par1[18] = -dl+(zvac1+dr11+dB1-zstart); |
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198 | par1[19] = par1[16]; |
199 | par1[20] = R11; |
200 | |
201 | par1[21] = par1[18]+dr12; |
202 | par1[22] = par1[19]+dr12; |
203 | par1[23] = R11; |
204 | |
205 | par1[24] = par1[21]+dF1; |
206 | par1[25] = par1[22]; |
207 | par1[26] = R11; |
208 | |
209 | par1[27] = par1[24]+dr12; |
210 | par1[28] = par1[25]-dr12; |
211 | par1[29] = R11; |
212 | |
213 | par1[30] = par1[27]+dB1; |
214 | par1[31] = par1[28]; |
215 | par1[32] = R11; |
216 | |
217 | par1[33] = par1[30]+dr13; |
218 | par1[34] = par1[31]-dr13; |
219 | par1[35] = R11; |
220 | |
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221 | par1[36] = -dl+zvac4-zstart; |
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222 | par1[37] = par1[34]+(zvac4-zvac3)*TMath::Tan(theta_open2); |
223 | par1[38] = R11; |
224 | |
225 | Float_t r2=par1[34]; |
226 | |
227 | gMC->Gsvolu("YGO1", "PCON", idtmed[1760], par1, 39); |
228 | |
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229 | { // Begin local scope for i |
230 | for (Int_t i=4; i<38; i+=3) par1[i] = 0; |
231 | } // End local scope for i |
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232 | gMC->Gsvolu("YMO1", "PCON", idtmed[1755], par1, 39); |
233 | |
234 | gMC->Gspos("YGO1", 1, "YMO1", 0., 0., 0., 0, "ONLY"); |
235 | |
236 | DZ+=dl; |
237 | gMC->Gspos("YMO1", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
238 | DZ+=dl; |
239 | |
240 | // |
241 | // Steel envelope |
242 | tpar[0]=R11-dRSteel1; |
243 | tpar[1]=R11; |
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244 | tpar[2]=dl-d_rear1/2; |
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245 | gMC->Gsvolu("YSE1", "TUBE", idtmed[1718], tpar, 3); |
246 | dz=dl-tpar[2]; |
247 | |
248 | gMC->Gspos("YSE1", 1, "YGO1", 0., 0., dz, 0, "ONLY"); |
249 | |
250 | // |
251 | // 1st section: vacuum system |
252 | // |
253 | // |
254 | // Bellow 1 |
255 | // |
256 | tpar[0]=rB1; |
257 | tpar[1]=rB1+hB1; |
258 | tpar[2]=eB1/2.; |
259 | gMC->Gsvolu("YB11", "TUBE", idtmed[1758], tpar, 3); |
260 | Float_t dl1=tpar[2]; |
261 | |
262 | tpar[0]=rB1+hB1-eB1; |
263 | tpar[1]=rB1+hB1; |
264 | tpar[2]=(lB1/2.-2.*eB1)/2.; |
265 | gMC->Gsvolu("YB12", "TUBE", idtmed[1758], tpar, 3); |
266 | Float_t dl2=tpar[2]; |
267 | |
268 | tpar[0]=rB1-eB1; |
269 | tpar[1]=rB1; |
270 | tpar[2]=lB1/8.; |
271 | gMC->Gsvolu("YB13", "TUBE", idtmed[1758], tpar, 3); |
272 | Float_t dl3=tpar[2]; |
273 | |
274 | |
275 | tpar[0]=0; |
276 | tpar[1]=rB1+hB1; |
277 | tpar[2]=lB1/2.; |
278 | gMC->Gsvolu("YBU1", "TUBE", idtmed[1755], tpar, 3); |
279 | |
280 | dz=-tpar[2]+dl3; |
281 | gMC->Gspos("YB13", 1, "YBU1", 0., 0., dz, 0, "ONLY"); |
282 | dz+=dl3; |
283 | dz+=dl1; |
284 | gMC->Gspos("YB11", 1, "YBU1", 0., 0., dz, 0, "ONLY"); |
285 | dz+=dl1; |
286 | dz+=dl2; |
287 | gMC->Gspos("YB12", 1, "YBU1", 0., 0., dz, 0, "ONLY"); |
288 | dz+=dl2; |
289 | dz+=dl1; |
290 | gMC->Gspos("YB11", 2, "YBU1", 0., 0., dz, 0, "ONLY"); |
291 | dz+=dl1; |
292 | dz+=dl3; |
293 | gMC->Gspos("YB13", 2, "YBU1", 0., 0., dz, 0, "ONLY"); |
294 | |
295 | |
296 | tpar[0]=0; |
297 | tpar[1]=rB1+hB1; |
298 | tpar[2]=10.*lB1/2.; |
299 | gMC->Gsvolu("YBM1", "TUBE", idtmed[1755], tpar, 3); |
300 | dz=-tpar[2]+lB1/2.; |
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301 | { // Begin local scope for i |
302 | for (Int_t i=0; i<10; i++) { |
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303 | gMC->Gspos("YBU1", i+1 , "YBM1", 0., 0.,dz , 0, "ONLY"); |
304 | dz+=lB1; |
74c0d076 |
305 | } |
306 | } // End local scope for i |
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307 | dz=-dl+(zvac1-zstart)+dr11+tpar[2]; |
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308 | gMC->Gspos("YBM1", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
309 | |
310 | dz=dl-dr13-(zvac4-zvac3)-tpar[2]-(dr11-dr13); |
311 | gMC->Gspos("YBM1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
312 | |
313 | // |
314 | // Flange |
315 | |
316 | tpar[0]=0; |
317 | tpar[1]=rF1; |
318 | tpar[2]=dF1/2.; |
319 | gMC->Gsvolu("YFM1", "TUBE", idtmed[1755], tpar, 3); |
320 | |
321 | tpar[0]=rF1-d_flange; |
322 | tpar[1]=rF1; |
323 | tpar[2]=dF1/2.; |
324 | gMC->Gsvolu("YF11", "TUBE", idtmed[1758], tpar, 3); |
325 | gMC->Gspos("YF11", 1, "YFM1", 0., 0., 0., 0, "ONLY"); |
326 | |
327 | tpar[0]=rB1; |
328 | tpar[1]=rF1-d_flange; |
329 | tpar[2]=d_flange/2.; |
330 | gMC->Gsvolu("YF12", "TUBE", idtmed[1758], tpar, 3); |
331 | dz=-dF1/2.+tpar[2]; |
332 | gMC->Gspos("YF12", 1, "YFM1", 0., 0., dz, 0, "ONLY"); |
333 | dz= dF1/2.-tpar[2]; |
334 | gMC->Gspos("YF12", 2, "YFM1", 0., 0., dz, 0, "ONLY"); |
335 | |
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336 | dz=-dl+(zvac2-zstart); |
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337 | gMC->Gspos("YFM1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
338 | |
339 | |
340 | // |
341 | // pipe between flange and bellows |
342 | tpar[0]=rB1-d_tube; |
343 | tpar[1]=rB1; |
344 | tpar[2]=2.*(dB1+dr12-10.*lB1)/4.; |
345 | gMC->Gsvolu("YPF1", "TUBE", idtmed[1758], tpar, 3); |
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346 | dz=-dl+(zvac2-zstart)-dF1/2.-tpar[2]; |
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347 | gMC->Gspos("YPF1", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
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348 | dz=-dl+(zvac2-zstart)+dF1/2.+tpar[2]; |
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349 | gMC->Gspos("YPF1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
350 | |
351 | // |
352 | // pipe and heating jackets outside bellows |
353 | // |
354 | // left side |
f0c34869 |
355 | cpar0[0]=(zvac1-zstart)/2; |
356 | cpar0[1]=r_vacu+(zstart-abs_c)*TMath::Tan(theta_open1); |
357 | cpar0[2]=r_abs +(zstart-abs_c)*TMath::Tan(theta_open1); |
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358 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open1); |
359 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open1); |
360 | gMC->Gsvolu("YV11", "CONE", idtmed[1758], cpar0, 5); |
361 | // |
362 | // insulation |
363 | cpar[0]=cpar0[0]; |
364 | cpar[1]=cpar0[1]+d_tube; |
365 | cpar[2]=cpar0[1]+d_tube+d_insu; |
366 | cpar[3]=cpar0[3]+d_tube; |
367 | cpar[4]=cpar0[3]+d_tube+d_insu; |
368 | gMC->Gsvolu("YI11", "CONE", idtmed[1753], cpar, 5); |
369 | gMC->Gspos("YI11", 1, "YV11", 0., 0., 0., 0, "ONLY"); |
370 | // |
371 | // clearance |
372 | cpar[1]=cpar0[2]-d_prot-d_free; |
373 | cpar[2]=cpar0[2]-d_prot; |
374 | cpar[3]=cpar0[4]-d_prot-d_free; |
375 | cpar[4]=cpar0[4]-d_prot; |
376 | gMC->Gsvolu("YP11", "CONE", idtmed[1755], cpar, 5); |
377 | gMC->Gspos("YP11", 1, "YV11", 0., 0., 0., 0, "ONLY"); |
378 | |
379 | dz=-dl+cpar0[0]; |
380 | gMC->Gspos("YV11", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
381 | |
382 | // right side |
383 | cpar0[0]=(zvac4-zvac3)/2; |
384 | cpar0[1]=r2-d_vacu; |
385 | cpar0[2]=r2 ; |
386 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open2); |
387 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open2); |
388 | gMC->Gsvolu("YV12", "CONE", idtmed[1758], cpar0, 5); |
389 | // |
390 | // insulation |
391 | cpar[0]=cpar0[0]; |
392 | cpar[1]=cpar0[1]+d_tube; |
393 | cpar[2]=cpar0[1]+d_tube+d_insu; |
394 | cpar[3]=cpar0[3]+d_tube; |
395 | cpar[4]=cpar0[3]+d_tube+d_insu; |
396 | gMC->Gsvolu("YI12", "CONE", idtmed[1753], cpar, 5); |
397 | gMC->Gspos("YI12", 1, "YV12", 0., 0., 0., 0, "ONLY"); |
398 | // |
399 | // clearance |
400 | cpar[1]=cpar0[2]-d_prot-d_free; |
401 | cpar[2]=cpar0[2]-d_prot; |
402 | cpar[3]=cpar0[4]-d_prot-d_free; |
403 | cpar[4]=cpar0[4]-d_prot; |
404 | gMC->Gsvolu("YP12", "CONE", idtmed[1755], cpar, 5); |
405 | gMC->Gspos("YP12", 1, "YV12", 0., 0., 0., 0, "ONLY"); |
406 | |
407 | dz=dl-cpar0[0]; |
408 | gMC->Gspos("YV12", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
409 | |
410 | // |
411 | // Second Section |
412 | |
413 | par2[0] = 0.; |
414 | par2[1] = 360.; |
415 | par2[2] = 6.; |
416 | dl=(zvac7-zvac4)/2.; |
417 | |
418 | par2[3] = -dl; |
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419 | par2[4] = r2+(zvac4-zvac3) * TMath::Tan(theta_open2); |
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420 | par2[5] = R11; |
421 | |
422 | par2[6] = -dl; |
423 | par2[7] = par2[4]; |
424 | par2[8] = R21; |
425 | |
426 | par2[9] = -dl+(zvac6-zvac4); |
427 | par2[10] = r2+(zvac6-zvac3) * TMath::Tan(theta_open2); |
428 | par2[11] = R21; |
429 | |
430 | par2[12] = -dl+(zvac6-zvac4); |
431 | par2[13] = par2[10]; |
432 | par2[14] = zvac6*TMath::Tan(acc_min); |
433 | |
434 | par2[15] = -dl+(zcone_e-zvac4); |
435 | par2[16] = r2+(zcone_e-zvac3) * TMath::Tan(theta_open2); |
436 | par2[17] = 30.; |
437 | |
438 | par2[18] = -dl+(zvac7-zvac4); |
439 | par2[19] = r2+(zvac7-zvac3) * TMath::Tan(theta_open2); |
440 | par2[20] = 30.; |
441 | |
442 | |
443 | gMC->Gsvolu("YGO2", "PCON", idtmed[1760], par2, 21); |
444 | |
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445 | { // Begin local scope for i |
446 | for (Int_t i=4; i<20; i+=3) par2[i] = 0; |
447 | } // End local scope for i |
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448 | |
449 | gMC->Gsvolu("YMO2", "PCON", idtmed[1755], par2, 21); |
450 | gMC->Gspos("YGO2", 1, "YMO2", 0., 0., 0., 0, "ONLY"); |
451 | |
452 | DZ+=dl; |
453 | gMC->Gspos("YMO2", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
454 | DZ+=dl; |
455 | // |
456 | // Steel envelope |
457 | // |
6d4aaa11 |
458 | tpar[0]=R11-dRSteel1; |
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459 | tpar[1]=R21; |
460 | tpar[2]=2; |
461 | gMC->Gsvolu("YS21", "TUBE", idtmed[1718], tpar, 3); |
462 | dz=-dl+tpar[2]; |
463 | gMC->Gspos("YS21", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
464 | dz+=tpar[2]; |
465 | tpar[0]=R21-dRSteel2; |
466 | tpar[1]=R21; |
467 | tpar[2]=(zvac6-zvac5)/2.; |
468 | gMC->Gsvolu("YS22", "TUBE", idtmed[1718], tpar, 3); |
469 | dz+=tpar[2]; |
470 | gMC->Gspos("YS22", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
471 | dz+=tpar[2]; |
472 | |
473 | cpar[0]=2.; |
474 | cpar[1]=R21-dRSteel2; |
475 | cpar[2]=zvac6 * TMath::Tan(acc_min); |
476 | cpar[3]=cpar[1]; |
477 | cpar[4]=cpar[2]+4.*TMath::Tan(acc_min); |
478 | |
479 | gMC->Gsvolu("YS23", "CONE", idtmed[1718], cpar, 5); |
480 | dz+=cpar[0]; |
481 | gMC->Gspos("YS23", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
482 | dz+=cpar[0]; |
483 | |
484 | cpar[0]=(zcone_e-zvac6-4.)/2; |
485 | cpar[2]=cpar[4]; |
486 | cpar[4]=cpar[2]+2.*cpar[0]*TMath::Tan(acc_min); |
487 | cpar[1]=cpar[2]-dRSteel2; |
488 | cpar[3]=cpar[4]-dRSteel2; |
489 | |
490 | gMC->Gsvolu("YS24", "CONE", idtmed[1718], cpar, 5); |
491 | dz+=cpar[0]; |
492 | gMC->Gspos("YS24", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
493 | dz+=cpar[0]; |
494 | |
495 | tpar[0]=26.; |
496 | tpar[1]=30.; |
497 | tpar[2]=(zvac7-zcone_e)/2.; |
498 | |
499 | gMC->Gsvolu("YS25", "TUBE", idtmed[1718], tpar, 3); |
500 | dz+=tpar[2]; |
501 | gMC->Gspos("YS25", 1, "YGO2", 0., 0., dz, 0, "ONLY"); |
502 | dz+=tpar[2]; |
503 | |
504 | // |
505 | // 2nd section: vacuum system |
506 | |
507 | cpar0[0]=(zvac7-zvac4)/2; |
508 | cpar0[1]=r2-d_vacu+(zvac4-zvac3)*TMath::Tan(theta_open2); |
509 | cpar0[2]=r2 +(zvac4-zvac3)*TMath::Tan(theta_open2); |
510 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open2); |
511 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open2); |
512 | gMC->Gsvolu("YV21", "CONE", idtmed[1758], cpar0, 5); |
513 | // |
514 | // insulation |
515 | cpar[0]=cpar0[0]; |
516 | cpar[1]=cpar0[1]+d_tube; |
517 | cpar[2]=cpar0[1]+d_tube+d_insu; |
518 | cpar[3]=cpar0[3]+d_tube; |
519 | cpar[4]=cpar0[3]+d_tube+d_insu; |
520 | gMC->Gsvolu("YI21", "CONE", idtmed[1753], cpar, 5); |
521 | gMC->Gspos("YI21", 1, "YV21", 0., 0., 0., 0, "ONLY"); |
522 | // |
523 | // clearance |
524 | cpar[1]=cpar0[2]-d_prot-d_free; |
525 | cpar[2]=cpar0[2]-d_prot; |
526 | cpar[3]=cpar0[4]-d_prot-d_free; |
527 | cpar[4]=cpar0[4]-d_prot; |
528 | gMC->Gsvolu("YP21", "CONE", idtmed[1755], cpar, 5); |
529 | gMC->Gspos("YP21", 1, "YV21", 0., 0., 0., 0, "ONLY"); |
530 | |
531 | dz=0.; |
532 | gMC->Gspos("YV21", 1, "YMO2", 0., 0., dz, 0, "ONLY"); |
533 | |
534 | // |
535 | // Third Section: Bellows and Flange |
536 | // |
537 | par3[0] = 0.; |
538 | par3[1] = 360.; |
539 | par3[2] = 8.; |
540 | dl=(zvac9-zvac7)/2.; |
541 | |
542 | par3[3] = -dl; |
543 | par3[4] = r2+(zvac7-zvac3) * TMath::Tan(theta_open2); |
544 | par3[5] = 30.; |
545 | |
546 | par3[6] = -dl+dr21; |
547 | par3[7] = par3[4]+dr21; |
548 | par3[8] = 30.; |
549 | |
550 | par3[9] = par3[6]+dB2; |
551 | par3[10] = par3[7]; |
552 | par3[11] = 30.; |
553 | |
554 | par3[12] = par3[9]+dr22; |
555 | par3[13] = par3[10]+dr22; |
556 | par3[14] = 30.; |
557 | |
558 | par3[15] = par3[12]+dF2; |
559 | par3[16] = par3[13]; |
560 | par3[17] = 30.; |
561 | |
562 | par3[18] = par3[15]+dr22; |
563 | par3[19] = par3[16]-dr22; |
564 | par3[20] = 30.; |
565 | |
566 | par3[21] = par3[18]+dB2; |
567 | par3[22] = par3[19]; |
568 | par3[23] = 30.; |
569 | |
570 | par3[24] = par3[21]+dr23; |
571 | par3[25] = par3[22]-dr23; |
572 | par3[26] = 30.; |
573 | |
574 | Float_t r3=par3[25]; |
575 | |
576 | gMC->Gsvolu("YGO3", "PCON", idtmed[1760], par3, 27); |
577 | |
74c0d076 |
578 | { // Begin local scope for i |
579 | for (Int_t i=4; i<26; i+=3) par3[i] = 0; |
580 | } // End local scope for i |
6523e275 |
581 | |
582 | gMC->Gsvolu("YMO3", "PCON", idtmed[1755], par3, 27); |
583 | gMC->Gspos("YGO3", 1, "YMO3", 0., 0., 0., 0, "ONLY"); |
584 | |
585 | // |
586 | // Steel envelope |
587 | tpar[0]=26; |
588 | tpar[1]=30; |
589 | tpar[2]=dl; |
590 | gMC->Gsvolu("YS31", "TUBE", idtmed[1718], tpar, 3); |
591 | gMC->Gspos("YS31", 1, "YGO3", 0., 0., 0., 0, "ONLY"); |
592 | DZ+=dl; |
593 | gMC->Gspos("YMO3", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
594 | DZ+=dl; |
595 | |
596 | // |
597 | // 3rd section: vacuum system |
598 | // |
599 | // |
600 | // Bellow2 |
601 | // |
602 | tpar[0]=rB2; |
603 | tpar[1]=rB2+hB2; |
604 | tpar[2]=eB2/2.; |
605 | gMC->Gsvolu("YB21", "TUBE", idtmed[1758], tpar, 3); |
606 | dl1=tpar[2]; |
607 | |
608 | tpar[0]=rB2+hB2-eB2; |
609 | tpar[1]=rB2+hB2; |
610 | tpar[2]=(lB2/2.-2.*eB2)/2.; |
611 | gMC->Gsvolu("YB22", "TUBE", idtmed[1758], tpar, 3); |
612 | dl2=tpar[2]; |
613 | |
614 | tpar[0]=rB2-eB2; |
615 | tpar[1]=rB2; |
616 | tpar[2]=lB2/8.; |
617 | gMC->Gsvolu("YB23", "TUBE", idtmed[1758], tpar, 3); |
618 | dl3=tpar[2]; |
619 | |
620 | |
621 | tpar[0]=0; |
622 | tpar[1]=rB2+hB2; |
623 | tpar[2]=lB2/2.; |
624 | gMC->Gsvolu("YBU2", "TUBE", idtmed[1755], tpar, 3); |
625 | |
626 | dz=-tpar[2]+dl3; |
627 | gMC->Gspos("YB23", 1, "YBU2", 0., 0., dz, 0, "ONLY"); |
628 | dz+=dl3; |
629 | dz+=dl1; |
630 | gMC->Gspos("YB21", 1, "YBU2", 0., 0., dz, 0, "ONLY"); |
631 | dz+=dl1; |
632 | dz+=dl2; |
633 | gMC->Gspos("YB22", 1, "YBU2", 0., 0., dz, 0, "ONLY"); |
634 | dz+=dl2; |
635 | dz+=dl1; |
636 | gMC->Gspos("YB21", 2, "YBU2", 0., 0., dz, 0, "ONLY"); |
637 | dz+=dl1; |
638 | dz+=dl3; |
639 | gMC->Gspos("YB23", 2, "YBU2", 0., 0., dz, 0, "ONLY"); |
640 | |
641 | |
642 | tpar[0]=0; |
643 | tpar[1]=rB2+hB2; |
644 | tpar[2]=7.*lB2/2.; |
645 | gMC->Gsvolu("YBM2", "TUBE", idtmed[1755], tpar, 3); |
646 | dz=-tpar[2]+lB2/2.; |
74c0d076 |
647 | { // Begin local scope for i |
648 | for (Int_t i=0; i<7; i++) { |
6523e275 |
649 | gMC->Gspos("YBU2", i+1 , "YBM2", 0., 0.,dz , 0, "ONLY"); |
650 | dz+=lB2; |
74c0d076 |
651 | } |
652 | } // End local scope for i |
6523e275 |
653 | |
654 | dz=-dl+dr21+tpar[2]; |
655 | gMC->Gspos("YBM2", 1, "YMO3", 0., 0., dz, 0, "ONLY"); |
656 | |
657 | dz=dl-dr23-tpar[2]; |
658 | gMC->Gspos("YBM2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); |
659 | |
660 | // |
661 | // Flange |
662 | |
663 | tpar[0]=0; |
664 | tpar[1]=rF2; |
665 | tpar[2]=dF2/2.; |
666 | gMC->Gsvolu("YFM2", "TUBE", idtmed[1755], tpar, 3); |
667 | |
668 | tpar[0]=rF2-d_flange; |
669 | tpar[1]=rF2; |
670 | tpar[2]=dF2/2.; |
671 | gMC->Gsvolu("YF21", "TUBE", idtmed[1758], tpar, 3); |
672 | gMC->Gspos("YF21", 1, "YFM2", 0., 0., 0., 0, "ONLY"); |
673 | |
674 | tpar[0]=rB2; |
675 | tpar[1]=rF2-d_flange; |
676 | tpar[2]=d_flange/2.; |
677 | gMC->Gsvolu("YF22", "TUBE", idtmed[1758], tpar, 3); |
678 | dz=-dF2/2.+tpar[2]; |
679 | gMC->Gspos("YF22", 1, "YFM2", 0., 0., dz, 0, "ONLY"); |
680 | dz= dF2/2.-tpar[2]; |
681 | gMC->Gspos("YF22", 2, "YFM2", 0., 0., dz, 0, "ONLY"); |
682 | |
683 | dz=dr21/2.-dr23/2.; |
684 | gMC->Gspos("YFM2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); |
685 | |
686 | |
687 | // |
688 | // pipe between flange and bellows |
689 | tpar[0]=rB2-d_tube; |
690 | tpar[1]=rB2; |
691 | tpar[2]=2.*(dB2+dr22-7.*lB2)/4.; |
692 | gMC->Gsvolu("YPF2", "TUBE", idtmed[1758], tpar, 3); |
693 | dz=dr21/2.-dr23/2.-dF2/2.-tpar[2]; |
694 | gMC->Gspos("YPF2", 1, "YMO3", 0., 0., dz, 0, "ONLY"); |
695 | dz=dr21/2.-dr23/2.+dF2/2.+tpar[2]; |
696 | gMC->Gspos("YPF2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); |
697 | |
698 | // |
699 | // 4th section: rear shield and closing cone |
700 | // |
701 | par4[0] = 0.; |
702 | par4[1] = 360.; |
703 | par4[2] = 6.; |
704 | dl=(zvac12-zvac9)/2.; |
705 | |
706 | par4[3] = -dl; |
707 | par4[4] = r3; |
708 | par4[5] = 30.; |
709 | |
710 | par4[6] = -dl+(zvac10-zvac9); |
711 | par4[7] = r3+(zvac10-zvac9) * TMath::Tan(theta_open3); |
712 | par4[8] = 30.; |
713 | |
714 | par4[9] = par4[6]; |
715 | par4[10] = par4[7]; |
716 | par4[11] = R42; |
717 | |
718 | par4[12] = -dl+(zvac11-zvac9); |
719 | par4[13] = r3+(zvac11-zvac9) * TMath::Tan(theta_open3); |
720 | par4[14] = R42; |
721 | |
722 | par4[15] = par4[12]; |
723 | par4[16] = par4[13]; |
724 | par4[17] = R43; |
725 | |
726 | par4[18] = -dl+(zvac12-zvac9); |
727 | par4[19] = r_abs; |
728 | par4[20] = R43; |
729 | |
730 | gMC->Gsvolu("YGO4", "PCON", idtmed[1760], par4, 21); |
74c0d076 |
731 | { // Begin local scope for i |
732 | for (Int_t i=4; i<20; i+=3) par4[i] = 0; |
733 | } // End local scope for i |
6523e275 |
734 | |
735 | |
736 | gMC->Gsvolu("YMO4", "PCON", idtmed[1755], par4, 21); |
737 | gMC->Gspos("YGO4", 1, "YMO4", 0., 0., 0., 0, "ONLY"); |
738 | |
739 | |
740 | DZ+=dl; |
741 | gMC->Gspos("YMO4", 1, "YMOT", 0., 0., DZ, 0, "ONLY"); |
742 | DZ+=dl; |
743 | // |
744 | // Closing concrete cone |
745 | // |
746 | cpar[0]=(zvac12-zvac11)/2.; |
747 | cpar[1] = r3+(zvac11-zvac9) * TMath::Tan(theta_open3); |
748 | cpar[2] = cpar[1]+0.001; |
749 | cpar[3] = r_abs; |
750 | cpar[4] = cpar[2]; |
751 | gMC->Gsvolu("YCC4", "CONE", idtmed[1752], cpar, 5); |
752 | dz=dl-cpar[0]; |
753 | gMC->Gspos("YCC4", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
754 | // |
755 | // Steel envelope |
756 | // |
757 | dz=-dl; |
758 | tpar[0]=26.; |
759 | tpar[1]=30.; |
760 | tpar[2]=(zvac10-zvac9)/2.; |
761 | gMC->Gsvolu("YS41", "TUBE", idtmed[1718], tpar, 3); |
762 | dz+=tpar[2]; |
763 | gMC->Gspos("YS41", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
764 | dz+=tpar[2]; |
765 | |
766 | tpar[0]=26.; |
767 | tpar[1]=R41; |
768 | tpar[2]=2.; |
769 | gMC->Gsvolu("YS42", "TUBE", idtmed[1718], tpar, 3); |
770 | dz+=tpar[2]; |
771 | gMC->Gspos("YS42", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
772 | dz+=tpar[2]; |
773 | |
774 | tpar[0]=R41-dRSteel2; |
775 | tpar[1]=R41; |
776 | tpar[2]=(zvac11-zvac10-4)/2.; |
777 | gMC->Gsvolu("YS43", "TUBE", idtmed[1718], tpar, 3); |
778 | dz+=tpar[2]; |
779 | gMC->Gspos("YS43", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
780 | // |
781 | // rear lead shield |
782 | // |
783 | tpar[0]=R41; |
784 | tpar[1]=R42; |
785 | tpar[2]=(zvac11-zvac10)/2.; |
786 | gMC->Gsvolu("YPBI", "TUBE", idtmed[1752], tpar, 3); |
787 | dz-=4; |
788 | gMC->Gspos("YPBI", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
789 | |
790 | tpar[0]=R42-5; |
791 | tpar[1]=R42; |
792 | tpar[2]=(zvac11-zvac10)/2.; |
793 | gMC->Gsvolu("YPBO", "TUBE", idtmed[1712], tpar, 3); |
794 | gMC->Gspos("YPBO", 1, "YPBI", 0., 0., 0., 0, "ONLY"); |
795 | |
796 | // |
797 | // rear Fe shield |
798 | // |
799 | |
800 | tpar[0]=R42; |
801 | tpar[1]=R43; |
802 | tpar[2]=(zvac12-zvac11)/2.; |
803 | gMC->Gsvolu("YFEI", "TUBE", idtmed[1749], tpar, 3); |
804 | dz=dl-tpar[2]; |
805 | gMC->Gspos("YFEI", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
806 | |
807 | tpar[0]=R42; |
808 | tpar[1]=R43; |
809 | tpar[2]=2.5; |
810 | gMC->Gsvolu("YFEO", "TUBE", idtmed[1709], tpar, 3); |
811 | dz=-(zvac12-zvac11)/2.+tpar[2]; |
812 | gMC->Gspos("YFEO", 1, "YFEI", 0., 0., dz, 0, "ONLY"); |
813 | |
814 | // |
815 | // 4th section: vacuum system |
816 | // |
817 | // up to closing cone |
818 | cpar0[0]=(zvac11-zvac9)/2; |
819 | cpar0[1]=r3-d_vacu; |
820 | cpar0[2]=r3; |
821 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(theta_open3); |
822 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(theta_open3); |
823 | gMC->Gsvolu("YV31", "CONE", idtmed[1758], cpar0, 5); |
824 | // |
825 | // insulation |
826 | cpar[0]=cpar0[0]; |
827 | cpar[1]=cpar0[1]+d_tube; |
828 | cpar[2]=cpar0[1]+d_tube+d_insu; |
829 | cpar[3]=cpar0[3]+d_tube; |
830 | cpar[4]=cpar0[3]+d_tube+d_insu; |
831 | gMC->Gsvolu("YI31", "CONE", idtmed[1753], cpar, 5); |
832 | gMC->Gspos("YI31", 1, "YV31", 0., 0., 0., 0, "ONLY"); |
833 | // |
834 | // clearance |
835 | cpar[1]=cpar0[2]-d_prot-d_free; |
836 | cpar[2]=cpar0[2]-d_prot; |
837 | cpar[3]=cpar0[4]-d_prot-d_free; |
838 | cpar[4]=cpar0[4]-d_prot; |
839 | gMC->Gsvolu("YP31", "CONE", idtmed[1755], cpar, 5); |
840 | gMC->Gspos("YP31", 1, "YV31", 0., 0., 0., 0, "ONLY"); |
841 | |
842 | dz=-dl+cpar[0]; |
843 | gMC->Gspos("YV31", 1, "YMO4", 0., 0., dz, 0, "ONLY"); |
844 | // |
845 | // closing cone |
846 | cpar0[0]=(zvac12-zvac11)/2; |
847 | cpar0[1]=r3-d_vacu+(zvac11-zvac9)*TMath::Tan(theta_open3); |
848 | cpar0[2]=r3 +(zvac11-zvac9)*TMath::Tan(theta_open3); |
849 | cpar0[3]=r_vacu; |
850 | cpar0[4]=r_abs; |
851 | gMC->Gsvolu("YV32", "CONE", idtmed[1758], cpar0, 5); |
852 | // |
853 | // insulation |
854 | cpar[0]=cpar0[0]; |
855 | cpar[1]=cpar0[1]+d_tube; |
856 | cpar[2]=cpar0[1]+d_tube+d_insu; |
857 | cpar[3]=cpar0[3]+d_tube; |
858 | cpar[4]=cpar0[3]+d_tube+d_insu; |
859 | gMC->Gsvolu("YI32", "CONE", idtmed[1753], cpar, 5); |
860 | gMC->Gspos("YI32", 1, "YV32", 0., 0., 0., 0, "ONLY"); |
861 | // |
862 | // clearance |
863 | cpar[1]=cpar0[2]-d_prot-d_free; |
864 | cpar[2]=cpar0[2]-d_prot; |
865 | cpar[3]=cpar0[4]-d_prot-d_free; |
866 | cpar[4]=cpar0[4]-d_prot; |
867 | gMC->Gsvolu("YP32", "CONE", idtmed[1755], cpar, 5); |
868 | gMC->Gspos("YP32", 1, "YV32", 0., 0., 0., 0, "ONLY"); |
869 | |
870 | dz=dl-cpar[0]; |
871 | gMC->Gspos("YV32", 1, "YMO4", 0., 0., dz, 0, "ONLY"); |
872 | // |
873 | // |
874 | // MUON trigger wall |
875 | // |
876 | tpar[0] = 30.; |
877 | tpar[1] = 310.; |
878 | tpar[2] = (zfil_out - zfil_in) / 2.; |
879 | gMC->Gsvolu("YFIM", "TUBE", idtmed[1749], tpar, 3); |
880 | dz = (zfil_in + zfil_out) / 2.; |
881 | tpar[2] -= 10.; |
882 | gMC->Gsvolu("YFII","TUBE", idtmed[1709], tpar, 3); |
883 | gMC->Gspos("YFII", 1, "YFIM", 0., 0., 0., 0, "ONLY"); |
884 | gMC->Gspos("YFIM", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
885 | // |
886 | // Shielding close to chamber |
887 | // |
888 | |
889 | cpar[0]=(zch1-dzch-1.-abs_l)/2.; |
890 | cpar[1]=R11; |
891 | cpar[2]=abs_l*TMath::Tan(acc_min); |
892 | cpar[3]=R11; |
893 | cpar[4]=(abs_l+2.*cpar[0])*TMath::Tan(acc_min); |
894 | gMC->Gsvolu("YCS1", "CONE", idtmed[1720], cpar, 5); |
895 | dz=abs_l+cpar[0]; |
896 | gMC->Gspos("YCS1", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
897 | |
898 | cpar[0]=(zvac4-(zch1+dzch+1.))/2.; |
899 | cpar[1]=R11; |
900 | cpar[2]=(zvac4-2.*cpar[0])*TMath::Tan(acc_min); |
901 | cpar[3]=R11; |
6d4aaa11 |
902 | cpar[4]=R21; |
6523e275 |
903 | gMC->Gsvolu("YCS2", "CONE", idtmed[1720], cpar, 5); |
904 | dz=zvac4-cpar[0]; |
905 | gMC->Gspos("YCS2", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
906 | |
907 | |
908 | cpar[0]=(zch2-dzch-1.-zvac4)/2.; |
909 | cpar[1]=R21; |
910 | cpar[2]=zvac4*TMath::Tan(acc_min); |
911 | cpar[3]=R21; |
912 | cpar[4]=(zvac4+2.*cpar[0])*TMath::Tan(acc_min); |
913 | gMC->Gsvolu("YCS3", "CONE", idtmed[1720], cpar, 5); |
914 | dz=zvac4+cpar[0]; |
915 | gMC->Gspos("YCS3", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
916 | |
917 | |
918 | cpar[0]=(zvac6-(zch2+dzch+1.))/2.; |
6d4aaa11 |
919 | cpar[1]=R21; |
6523e275 |
920 | cpar[2]=(zvac6-2.*cpar[0])*TMath::Tan(acc_min); |
6d4aaa11 |
921 | cpar[3]=R21; |
6523e275 |
922 | cpar[4]=zvac6*TMath::Tan(acc_min); |
923 | gMC->Gsvolu("YCS4", "CONE", idtmed[1720], cpar, 5); |
924 | dz=zvac6-cpar[0]; |
925 | gMC->Gspos("YCS4", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
926 | |
927 | } |
928 | |
929 | void AliSHILv0::Init() |
930 | { |
931 | // |
932 | // Initialise the muon shield after it has been built |
933 | // |
934 | Int_t i; |
935 | // |
936 | printf("\n"); |
937 | for(i=0;i<35;i++) printf("*"); |
938 | printf(" SHILv0_INIT "); |
939 | for(i=0;i<35;i++) printf("*"); |
940 | printf("\n"); |
941 | // |
942 | // Here the SHIL initialisation code (if any!) |
943 | for(i=0;i<80;i++) printf("*"); |
944 | printf("\n"); |
945 | } |
946 | |
947 | |
948 | |
949 | |
950 | |
951 | |
952 | |
953 | |
954 | |