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6523e275 | 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 | $Log$ | |
56f14ac2 | 18 | Revision 1.6 2000/06/13 15:01:38 morsch |
19 | Make kind of heavy shielding material (Pb, NiCuW) dependent on presence of outer cone. | |
20 | ||
bb03e53c | 21 | Revision 1.5 2000/06/12 19:40:00 morsch |
22 | New structure of beam pipe and heating jacket. | |
23 | Optional outer Pb cone added. Not yet compatible with chamber inner radii. | |
24 | ||
2b32db74 | 25 | Revision 1.4 2000/04/03 08:13:40 fca |
26 | Introduce extra scope for non ANSI compliant C++ compilers | |
27 | ||
74c0d076 | 28 | Revision 1.3 2000/01/17 10:29:30 morsch |
29 | Overlap between Shield and Absorber due to limited numerical precision removed | |
30 | by displacing the Shield by epsilon = 0.01 cm. | |
31 | ||
f0c34869 | 32 | Revision 1.2 2000/01/13 11:27:51 morsch |
33 | Overlaps corrected: YCS3, YCS4; Inner radius YS21 corrected | |
34 | ||
6d4aaa11 | 35 | Revision 1.1 2000/01/12 15:44:03 morsch |
36 | Standard version of SHIL | |
37 | ||
6523e275 | 38 | */ |
39 | ||
40 | /////////////////////////////////////////////////////////////////////////////// | |
41 | // // | |
42 | // Muon Shield Class // | |
43 | // This class contains a description of the muon shield // | |
44 | // // | |
45 | //Begin_Html | |
46 | /* | |
47 | <img src="picts/AliSHILClass.gif"> | |
48 | */ | |
49 | //End_Html | |
50 | // // | |
51 | // // | |
52 | /////////////////////////////////////////////////////////////////////////////// | |
53 | ||
54 | #include "AliSHILv0.h" | |
55 | #include "AliRun.h" | |
56 | #include "AliConst.h" | |
57 | ||
58 | ClassImp(AliSHILv0) | |
59 | ||
60 | //_____________________________________________________________________________ | |
61 | AliSHILv0::AliSHILv0() | |
62 | { | |
63 | // | |
64 | // Default constructor for muon shield | |
65 | // | |
66 | } | |
67 | ||
68 | //_____________________________________________________________________________ | |
69 | AliSHILv0::AliSHILv0(const char *name, const char *title) | |
70 | : AliSHIL(name,title) | |
71 | { | |
72 | // | |
73 | // Standard constructor for muon shield | |
74 | // | |
75 | SetMarkerColor(7); | |
76 | SetMarkerStyle(2); | |
77 | SetMarkerSize(0.4); | |
2b32db74 | 78 | // Pb cone not yet compatible with muon chamber inner radii |
79 | // Switched off by default | |
80 | fPbCone=kFALSE; | |
6523e275 | 81 | } |
82 | ||
83 | //_____________________________________________________________________________ | |
84 | void AliSHILv0::CreateGeometry() | |
85 | { | |
86 | // | |
87 | // Build muon shield geometry | |
88 | // | |
89 | // | |
90 | //Begin_Html | |
91 | /* | |
92 | <img src="picts/AliSHILv0.gif"> | |
93 | */ | |
94 | //End_Html | |
95 | //Begin_Html | |
96 | /* | |
97 | <img src="picts/AliSHILv0Tree.gif"> | |
98 | */ | |
99 | //End_Html | |
100 | ||
2b32db74 | 101 | Float_t cpar[5], cpar0[5], tpar[3], par1[39], par2[27], par3[27], |
102 | par4[21], par0[42]; | |
103 | Float_t dz, dZ; | |
6523e275 | 104 | |
2b32db74 | 105 | Int_t *idtmed = fIdtmed->GetArray()-1699; |
106 | ||
107 | #include "ABSOSHILConst.h" | |
108 | #include "SHILConst.h" | |
6523e275 | 109 | |
56f14ac2 | 110 | enum {kC=1705, kAl=1708, kFe=1709, kCu=1710, kW=1711, kPb=1712, |
2b32db74 | 111 | kNiCuW=1720, kVacuum=1714, kAir=1714, kConcrete=1716, |
112 | kPolyCH2=1717, kSteel=1709, kInsulation=1713}; | |
bb03e53c | 113 | // |
114 | // Material of the rear part of the shield | |
115 | Int_t iHeavy=kNiCuW; | |
116 | if (fPbCone) iHeavy=kPb; | |
117 | ||
2b32db74 | 118 | |
6523e275 | 119 | // |
120 | // Mother volume | |
121 | // | |
2b32db74 | 122 | Float_t dRear1=dRear; |
123 | ||
124 | Float_t zstart=zRear-dRear1; | |
125 | ||
6523e275 | 126 | par0[0] = 0.; |
127 | par0[1] = 360.; | |
128 | par0[2] = 13.; | |
129 | ||
f0c34869 | 130 | Float_t dl=(zvac12-zstart)/2.; |
131 | dz=zstart+dl; | |
6523e275 | 132 | // |
133 | par0[3] = -dl; | |
134 | par0[4] = 0.; | |
2b32db74 | 135 | par0[5] = zstart * TMath::Tan(accMin); |
6523e275 | 136 | |
2b32db74 | 137 | par0[6] = -dl+dRear1; |
6523e275 | 138 | par0[7] = 0.; |
2b32db74 | 139 | par0[8] = zRear * TMath::Tan(accMin); |
6523e275 | 140 | |
2b32db74 | 141 | par0[9] = -dl+dRear1; |
6523e275 | 142 | par0[10] = 0.; |
143 | par0[11] = R11; | |
144 | ||
145 | par0[12] = -dz+zvac4; | |
146 | par0[13] = 0.; | |
147 | par0[14] = R11; | |
148 | ||
149 | par0[15] = -dz+zvac4; | |
150 | par0[16] = 0.; | |
151 | par0[17] = R21; | |
152 | ||
153 | par0[18] = -dz+zvac6; | |
154 | par0[19] = 0.; | |
155 | par0[20] = R21; | |
156 | ||
157 | par0[21] = -dz+zvac6; | |
158 | par0[22] = 0.; | |
2b32db74 | 159 | par0[23] = zvac6 * TMath::Tan(accMin); |
6523e275 | 160 | |
2b32db74 | 161 | par0[24] = -dz+zConeE; |
6523e275 | 162 | par0[25] = 0.; |
163 | par0[26] = 30.; | |
164 | ||
165 | par0[27] = -dz+zvac10; | |
166 | par0[28] = 0.; | |
167 | par0[29] = 30.; | |
168 | ||
169 | par0[30] = -dz+zvac10; | |
170 | par0[31] = 0.; | |
171 | par0[32] = R42; | |
172 | ||
173 | par0[33] = -dz+zvac11; | |
174 | par0[34] = 0.; | |
175 | par0[35] = R42; | |
176 | ||
177 | par0[36] = -dz+zvac11; | |
178 | par0[37] = 0.; | |
179 | par0[38] = R43; | |
180 | ||
181 | par0[39] = -dz+zvac12; | |
182 | par0[40] = 0.; | |
183 | par0[41] = R43; | |
184 | ||
2b32db74 | 185 | gMC->Gsvolu("YMOT", "PCON", idtmed[kVacuum], par0, 42); |
f0c34869 | 186 | dz=zstart+dl; |
6523e275 | 187 | gMC->Gspos("YMOT", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
188 | // | |
189 | ||
2b32db74 | 190 | dZ=-dl; |
6523e275 | 191 | |
192 | // | |
193 | // First section: bellows below and behind front absorber | |
194 | // | |
195 | // | |
6523e275 | 196 | par1[0] = 0.; |
197 | par1[1] = 360.; | |
198 | par1[2] = 12.; | |
f0c34869 | 199 | dl=(zvac4-zstart)/2.; |
6523e275 | 200 | |
201 | par1[3] = -dl; | |
2b32db74 | 202 | par1[4] = rAbs+(zstart-zOpen) * TMath::Tan(thetaOpen1); |
203 | par1[5] = zstart * TMath::Tan(accMin); | |
6523e275 | 204 | |
f0c34869 | 205 | par1[6] = -dl+zvac1-zstart; |
2b32db74 | 206 | par1[7] = rAbs+ (zvac1-zOpen) * TMath::Tan(thetaOpen1); |
207 | par1[8] = zvac1 * TMath::Tan(accMin); | |
6523e275 | 208 | |
209 | par1[9] = par1[6]+dr11; | |
210 | par1[10] = par1[7]+dr11; | |
2b32db74 | 211 | par1[11] = (zvac1+dr11) * TMath::Tan(accMin); |
6523e275 | 212 | |
2b32db74 | 213 | par1[12] = -dl+dRear1; |
6523e275 | 214 | par1[13] = par1[10]; |
2b32db74 | 215 | par1[14] = zRear * TMath::Tan(accMin); |
6523e275 | 216 | |
2b32db74 | 217 | par1[15] = -dl+dRear1; |
6523e275 | 218 | par1[16] = par1[10]; |
219 | par1[17] = R11; | |
220 | ||
f0c34869 | 221 | par1[18] = -dl+(zvac1+dr11+dB1-zstart); |
6523e275 | 222 | par1[19] = par1[16]; |
223 | par1[20] = R11; | |
224 | ||
225 | par1[21] = par1[18]+dr12; | |
226 | par1[22] = par1[19]+dr12; | |
227 | par1[23] = R11; | |
228 | ||
229 | par1[24] = par1[21]+dF1; | |
230 | par1[25] = par1[22]; | |
231 | par1[26] = R11; | |
232 | ||
233 | par1[27] = par1[24]+dr12; | |
234 | par1[28] = par1[25]-dr12; | |
235 | par1[29] = R11; | |
236 | ||
237 | par1[30] = par1[27]+dB1; | |
238 | par1[31] = par1[28]; | |
239 | par1[32] = R11; | |
240 | ||
241 | par1[33] = par1[30]+dr13; | |
242 | par1[34] = par1[31]-dr13; | |
243 | par1[35] = R11; | |
244 | ||
f0c34869 | 245 | par1[36] = -dl+zvac4-zstart; |
2b32db74 | 246 | par1[37] = par1[34]+(zvac4-zvac3)*TMath::Tan(thetaOpen2); |
6523e275 | 247 | par1[38] = R11; |
248 | ||
249 | Float_t r2=par1[34]; | |
2b32db74 | 250 | Float_t rBox=par1[31]-0.1; |
6523e275 | 251 | |
2b32db74 | 252 | gMC->Gsvolu("YGO1", "PCON", idtmed[kNiCuW], par1, 39); |
74c0d076 | 253 | { // Begin local scope for i |
2b32db74 | 254 | for (Int_t i=4; i<38; i+=3) par1[i] = 0; |
74c0d076 | 255 | } // End local scope for i |
2b32db74 | 256 | gMC->Gsvolu("YMO1", "PCON", idtmed[kVacuum+40], par1, 39); |
6523e275 | 257 | gMC->Gspos("YGO1", 1, "YMO1", 0., 0., 0., 0, "ONLY"); |
2b32db74 | 258 | dZ+=dl; |
259 | gMC->Gspos("YMO1", 1, "YMOT", 0., 0., dZ, 0, "ONLY"); | |
260 | dZ+=dl; | |
6523e275 | 261 | |
262 | // | |
263 | // Steel envelope | |
264 | tpar[0]=R11-dRSteel1; | |
265 | tpar[1]=R11; | |
2b32db74 | 266 | tpar[2]=dl-dRear1/2; |
267 | gMC->Gsvolu("YSE1", "TUBE", idtmed[kNiCuW], tpar, 3); | |
6523e275 | 268 | dz=dl-tpar[2]; |
2b32db74 | 269 | gMC->Gspos("YSE1", 1, "YGO1", 0., 0., dz, 0, "ONLY"); |
6523e275 | 270 | // |
271 | // 1st section: vacuum system | |
272 | // | |
273 | // | |
274 | // Bellow 1 | |
275 | // | |
276 | tpar[0]=rB1; | |
277 | tpar[1]=rB1+hB1; | |
278 | tpar[2]=eB1/2.; | |
2b32db74 | 279 | gMC->Gsvolu("YB11", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 280 | Float_t dl1=tpar[2]; |
281 | ||
282 | tpar[0]=rB1+hB1-eB1; | |
283 | tpar[1]=rB1+hB1; | |
284 | tpar[2]=(lB1/2.-2.*eB1)/2.; | |
2b32db74 | 285 | gMC->Gsvolu("YB12", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 286 | Float_t dl2=tpar[2]; |
287 | ||
288 | tpar[0]=rB1-eB1; | |
289 | tpar[1]=rB1; | |
290 | tpar[2]=lB1/8.; | |
2b32db74 | 291 | gMC->Gsvolu("YB13", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 292 | Float_t dl3=tpar[2]; |
293 | ||
294 | ||
295 | tpar[0]=0; | |
296 | tpar[1]=rB1+hB1; | |
297 | tpar[2]=lB1/2.; | |
2b32db74 | 298 | gMC->Gsvolu("YBU1", "TUBE", idtmed[kVacuum+40], tpar, 3); |
6523e275 | 299 | |
300 | dz=-tpar[2]+dl3; | |
301 | gMC->Gspos("YB13", 1, "YBU1", 0., 0., dz, 0, "ONLY"); | |
302 | dz+=dl3; | |
303 | dz+=dl1; | |
304 | gMC->Gspos("YB11", 1, "YBU1", 0., 0., dz, 0, "ONLY"); | |
305 | dz+=dl1; | |
306 | dz+=dl2; | |
307 | gMC->Gspos("YB12", 1, "YBU1", 0., 0., dz, 0, "ONLY"); | |
308 | dz+=dl2; | |
309 | dz+=dl1; | |
310 | gMC->Gspos("YB11", 2, "YBU1", 0., 0., dz, 0, "ONLY"); | |
311 | dz+=dl1; | |
312 | dz+=dl3; | |
313 | gMC->Gspos("YB13", 2, "YBU1", 0., 0., dz, 0, "ONLY"); | |
314 | ||
315 | ||
316 | tpar[0]=0; | |
317 | tpar[1]=rB1+hB1; | |
318 | tpar[2]=10.*lB1/2.; | |
2b32db74 | 319 | gMC->Gsvolu("YBM1", "TUBE", idtmed[kVacuum+40], tpar, 3); |
6523e275 | 320 | dz=-tpar[2]+lB1/2.; |
74c0d076 | 321 | { // Begin local scope for i |
2b32db74 | 322 | for (Int_t i=0; i<10; i++) { |
323 | gMC->Gspos("YBU1", i+1 , "YBM1", 0., 0., dz, 0, "ONLY"); | |
324 | dz+=lB1; | |
325 | } | |
74c0d076 | 326 | } // End local scope for i |
f0c34869 | 327 | dz=-dl+(zvac1-zstart)+dr11+tpar[2]; |
6523e275 | 328 | gMC->Gspos("YBM1", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
329 | ||
2b32db74 | 330 | dz=dl-dr13-(zvac4-zvac3)-tpar[2]; |
6523e275 | 331 | gMC->Gspos("YBM1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
332 | ||
333 | // | |
334 | // Flange | |
335 | ||
336 | tpar[0]=0; | |
337 | tpar[1]=rF1; | |
338 | tpar[2]=dF1/2.; | |
2b32db74 | 339 | gMC->Gsvolu("YFM1", "TUBE", idtmed[kVacuum+40], tpar, 3); |
6523e275 | 340 | |
2b32db74 | 341 | tpar[0]=rF1-2.; |
6523e275 | 342 | tpar[1]=rF1; |
343 | tpar[2]=dF1/2.; | |
2b32db74 | 344 | gMC->Gsvolu("YF11", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 345 | gMC->Gspos("YF11", 1, "YFM1", 0., 0., 0., 0, "ONLY"); |
346 | ||
347 | tpar[0]=rB1; | |
2b32db74 | 348 | tpar[1]=rF1-2.; |
349 | tpar[2]=dFlange/2.; | |
350 | gMC->Gsvolu("YF12", "TUBE", idtmed[kSteel+40], tpar, 3); | |
6523e275 | 351 | dz=-dF1/2.+tpar[2]; |
352 | gMC->Gspos("YF12", 1, "YFM1", 0., 0., dz, 0, "ONLY"); | |
353 | dz= dF1/2.-tpar[2]; | |
354 | gMC->Gspos("YF12", 2, "YFM1", 0., 0., dz, 0, "ONLY"); | |
355 | ||
f0c34869 | 356 | dz=-dl+(zvac2-zstart); |
6523e275 | 357 | gMC->Gspos("YFM1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
358 | ||
6523e275 | 359 | // |
360 | // pipe between flange and bellows | |
2b32db74 | 361 | tpar[0]=rB1-dTubeS; |
6523e275 | 362 | tpar[1]=rB1; |
363 | tpar[2]=2.*(dB1+dr12-10.*lB1)/4.; | |
2b32db74 | 364 | gMC->Gsvolu("YPF1", "TUBE", idtmed[kSteel+40], tpar, 3); |
365 | ||
f0c34869 | 366 | dz=-dl+(zvac2-zstart)-dF1/2.-tpar[2]; |
6523e275 | 367 | gMC->Gspos("YPF1", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
f0c34869 | 368 | dz=-dl+(zvac2-zstart)+dF1/2.+tpar[2]; |
6523e275 | 369 | gMC->Gspos("YPF1", 2, "YMO1", 0., 0., dz, 0, "ONLY"); |
370 | ||
6523e275 | 371 | // pipe and heating jackets outside bellows |
372 | // | |
373 | // left side | |
f0c34869 | 374 | cpar0[0]=(zvac1-zstart)/2; |
2b32db74 | 375 | cpar0[1]=rVacu+(zstart-zOpen)*TMath::Tan(thetaOpen1)-0.05; |
376 | cpar0[2]=rAbs +(zstart-zOpen)*TMath::Tan(thetaOpen1); | |
377 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(thetaOpen1); | |
378 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(thetaOpen1); | |
379 | gMC->Gsvolu("YV11", "CONE", idtmed[kSteel+40], cpar0, 5); | |
6523e275 | 380 | // |
381 | // insulation | |
2b32db74 | 382 | dTubeS=0.15; |
6523e275 | 383 | cpar[0]=cpar0[0]; |
2b32db74 | 384 | cpar[1]=cpar0[1]+0.15; |
385 | cpar[2]=cpar0[1]+0.65; | |
386 | cpar[3]=cpar0[3]+0.15; | |
387 | cpar[4]=cpar0[3]+0.65; | |
388 | gMC->Gsvolu("YI11", "CONE", idtmed[kInsulation+40], cpar, 5); | |
6523e275 | 389 | gMC->Gspos("YI11", 1, "YV11", 0., 0., 0., 0, "ONLY"); |
390 | // | |
391 | // clearance | |
2b32db74 | 392 | cpar[1]=cpar0[1]+0.75; |
393 | cpar[2]=cpar0[1]+1.25; | |
394 | cpar[3]=cpar0[3]+0.75; | |
395 | cpar[4]=cpar0[3]+1.25; | |
396 | gMC->Gsvolu("YP11", "CONE", idtmed[kVacuum+40], cpar, 5); | |
6523e275 | 397 | gMC->Gspos("YP11", 1, "YV11", 0., 0., 0., 0, "ONLY"); |
398 | ||
399 | dz=-dl+cpar0[0]; | |
400 | gMC->Gspos("YV11", 1, "YMO1", 0., 0., dz, 0, "ONLY"); | |
6523e275 | 401 | // right side |
2b32db74 | 402 | dTubeS=0.35; |
403 | dVacuS+=0.25; | |
404 | ||
6523e275 | 405 | cpar0[0]=(zvac4-zvac3)/2; |
2b32db74 | 406 | cpar0[1]=rB1; |
407 | cpar0[2]=cpar0[1]+dVacuS; | |
408 | ||
409 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(thetaOpenB); | |
410 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(thetaOpenB); | |
411 | gMC->Gsvolu("YV12", "CONE", idtmed[kSteel], cpar0, 5); | |
412 | Float_t r2V=cpar0[3]; | |
6523e275 | 413 | // |
414 | // insulation | |
415 | cpar[0]=cpar0[0]; | |
2b32db74 | 416 | cpar[1]=cpar0[1]+dTubeS; |
417 | cpar[2]=cpar0[1]+dTubeS+dInsuS; | |
418 | cpar[3]=cpar0[3]+dTubeS; | |
419 | cpar[4]=cpar0[3]+dTubeS+dInsuS; | |
420 | gMC->Gsvolu("YI12", "CONE", idtmed[kInsulation], cpar, 5); | |
6523e275 | 421 | gMC->Gspos("YI12", 1, "YV12", 0., 0., 0., 0, "ONLY"); |
2b32db74 | 422 | |
6523e275 | 423 | // |
424 | // clearance | |
2b32db74 | 425 | cpar[1]=cpar0[1]+dTubeS+dInsuS+dEnveS; |
426 | cpar[2]=cpar0[1]+dTubeS+dInsuS+dEnveS+dFreeS; | |
427 | cpar[3]=cpar0[3]+dTubeS+dInsuS+dEnveS; | |
428 | cpar[4]=cpar0[3]+dTubeS+dInsuS+dEnveS+dFreeS; | |
429 | gMC->Gsvolu("YP12", "CONE", idtmed[kAir], cpar, 5); | |
6523e275 | 430 | gMC->Gspos("YP12", 1, "YV12", 0., 0., 0., 0, "ONLY"); |
431 | ||
432 | dz=dl-cpar0[0]; | |
433 | gMC->Gspos("YV12", 1, "YMO1", 0., 0., dz, 0, "ONLY"); | |
6523e275 | 434 | // |
435 | // Second Section | |
2b32db74 | 436 | // Between first and second bellow section |
437 | // | |
6523e275 | 438 | |
439 | par2[0] = 0.; | |
440 | par2[1] = 360.; | |
2b32db74 | 441 | par2[2] = 7.; |
6523e275 | 442 | dl=(zvac7-zvac4)/2.; |
2b32db74 | 443 | // recess station 1 |
6523e275 | 444 | par2[3] = -dl; |
2b32db74 | 445 | par2[4] = r2+(zvac4-zvac3) * TMath::Tan(thetaOpen2); |
6523e275 | 446 | par2[5] = R11; |
2b32db74 | 447 | // recess station 2 |
6523e275 | 448 | par2[6] = -dl; |
449 | par2[7] = par2[4]; | |
450 | par2[8] = R21; | |
451 | ||
452 | par2[9] = -dl+(zvac6-zvac4); | |
2b32db74 | 453 | par2[10] = r2+(zvac6-zvac3) * TMath::Tan(thetaOpen2); |
6523e275 | 454 | par2[11] = R21; |
455 | ||
456 | par2[12] = -dl+(zvac6-zvac4); | |
457 | par2[13] = par2[10]; | |
2b32db74 | 458 | par2[14] = zvac6*TMath::Tan(accMin); |
6523e275 | 459 | |
2b32db74 | 460 | // Start of Pb section |
461 | par2[15] = -dl+(zPb-zvac4); | |
462 | par2[16] = r2+(zPb-zvac3) * TMath::Tan(thetaOpen2); | |
463 | par2[17] = zPb*TMath::Tan(accMin); | |
6523e275 | 464 | |
2b32db74 | 465 | // |
466 | // end of cone following 2 deg line | |
467 | par2[18] = -dl+(zConeE-zvac4); | |
468 | par2[19] = r2+(zConeE-zvac3) * TMath::Tan(thetaOpen2); | |
6523e275 | 469 | par2[20] = 30.; |
470 | ||
2b32db74 | 471 | par2[21] = -dl+(zvac7-zvac4); |
472 | par2[22] = r2+(zvac7-zvac3) * TMath::Tan(thetaOpen2); | |
473 | par2[23] = 30.; | |
474 | ||
6523e275 | 475 | |
bb03e53c | 476 | gMC->Gsvolu("YGO2", "PCON", idtmed[iHeavy+40], par2, 24); |
2b32db74 | 477 | // |
478 | // Lead cone option replacing Tungsten | |
479 | // | |
480 | Float_t parPb[12]; | |
481 | parPb[0] = 0.; | |
482 | parPb[1] = 360.; | |
483 | parPb[2] = 3.; | |
484 | Float_t dlPb=(zvac7-zPb)/2.; | |
485 | ||
486 | parPb[3] = -dlPb; | |
487 | parPb[4] = 17.657; | |
488 | parPb[5] = zPb*TMath::Tan(accMin); | |
489 | ||
490 | parPb[6] = -dlPb+(zConeE-zPb); | |
491 | parPb[7] = parPb[4]+(zConeE-zPb)*TMath::Tan(thetaOpenPb); | |
492 | parPb[8] = 30.; | |
493 | ||
494 | parPb[9] = dlPb; | |
495 | parPb[10] = parPb[7]+(zvac7-zConeE)*TMath::Tan(thetaOpenPb); | |
496 | parPb[11] = 30.; | |
497 | gMC->Gsvolu("YXO2", "PCON", idtmed[kPb], parPb, 12); | |
498 | gMC->Gspos("YXO2", 1, "YGO2", 0., 0., (zPb-zvac4)/2., 0, "ONLY"); | |
499 | ||
74c0d076 | 500 | { // Begin local scope for i |
2b32db74 | 501 | for (Int_t i=4; i<23; i+=3) par2[i] = 0; |
74c0d076 | 502 | } // End local scope for i |
2b32db74 | 503 | |
504 | gMC->Gsvolu("YMO2", "PCON", idtmed[kVacuum+40], par2, 24); | |
6523e275 | 505 | gMC->Gspos("YGO2", 1, "YMO2", 0., 0., 0., 0, "ONLY"); |
2b32db74 | 506 | dZ+=dl; |
507 | gMC->Gspos("YMO2", 1, "YMOT", 0., 0., dZ, 0, "ONLY"); | |
508 | dZ+=dl; | |
6523e275 | 509 | // |
510 | // Steel envelope | |
511 | // | |
6d4aaa11 | 512 | tpar[0]=R11-dRSteel1; |
6523e275 | 513 | tpar[1]=R21; |
514 | tpar[2]=2; | |
2b32db74 | 515 | gMC->Gsvolu("YS21", "TUBE", idtmed[kSteel], tpar, 3); |
6523e275 | 516 | dz=-dl+tpar[2]; |
517 | gMC->Gspos("YS21", 1, "YGO2", 0., 0., dz, 0, "ONLY"); | |
518 | dz+=tpar[2]; | |
519 | tpar[0]=R21-dRSteel2; | |
520 | tpar[1]=R21; | |
521 | tpar[2]=(zvac6-zvac5)/2.; | |
2b32db74 | 522 | gMC->Gsvolu("YS22", "TUBE", idtmed[kSteel], tpar, 3); |
6523e275 | 523 | dz+=tpar[2]; |
524 | gMC->Gspos("YS22", 1, "YGO2", 0., 0., dz, 0, "ONLY"); | |
525 | dz+=tpar[2]; | |
526 | ||
527 | cpar[0]=2.; | |
528 | cpar[1]=R21-dRSteel2; | |
2b32db74 | 529 | cpar[2]=zvac6 * TMath::Tan(accMin); |
6523e275 | 530 | cpar[3]=cpar[1]; |
2b32db74 | 531 | cpar[4]=cpar[2]+4.*TMath::Tan(accMin); |
6523e275 | 532 | |
2b32db74 | 533 | gMC->Gsvolu("YS23", "CONE", idtmed[kSteel], cpar, 5); |
6523e275 | 534 | dz+=cpar[0]; |
535 | gMC->Gspos("YS23", 1, "YGO2", 0., 0., dz, 0, "ONLY"); | |
536 | dz+=cpar[0]; | |
537 | ||
2b32db74 | 538 | cpar[0]=(zPb-zvac6-4.)/2; |
6523e275 | 539 | cpar[2]=cpar[4]; |
2b32db74 | 540 | cpar[4]=cpar[2]+2.*cpar[0]*TMath::Tan(accMin); |
6523e275 | 541 | cpar[1]=cpar[2]-dRSteel2; |
542 | cpar[3]=cpar[4]-dRSteel2; | |
543 | ||
2b32db74 | 544 | gMC->Gsvolu("YS24", "CONE", idtmed[kSteel], cpar, 5); |
6523e275 | 545 | dz+=cpar[0]; |
546 | gMC->Gspos("YS24", 1, "YGO2", 0., 0., dz, 0, "ONLY"); | |
547 | dz+=cpar[0]; | |
548 | ||
2b32db74 | 549 | cpar[0]=(zConeE-zPb)/2; |
550 | cpar[2]=cpar[4]; | |
551 | cpar[4]=cpar[2]+2.*cpar[0]*TMath::Tan(accMin); | |
552 | cpar[1]=cpar[2]-dRSteel2; | |
553 | cpar[3]=cpar[4]-dRSteel2; | |
554 | ||
555 | gMC->Gsvolu("YS25", "CONE", idtmed[kSteel], cpar, 5); | |
556 | dz=-dlPb+cpar[0]; | |
557 | gMC->Gspos("YS25", 1, "YXO2", 0., 0., dz, 0, "ONLY"); | |
558 | dz+=cpar[0]; | |
559 | ||
6523e275 | 560 | tpar[0]=26.; |
561 | tpar[1]=30.; | |
2b32db74 | 562 | tpar[2]=(zvac7-zConeE)/2.; |
6523e275 | 563 | |
2b32db74 | 564 | gMC->Gsvolu("YS26", "TUBE", idtmed[kSteel], tpar, 3); |
6523e275 | 565 | dz+=tpar[2]; |
2b32db74 | 566 | gMC->Gspos("YS26", 1, "YXO2", 0., 0., dz, 0, "ONLY"); |
6523e275 | 567 | dz+=tpar[2]; |
2b32db74 | 568 | |
6523e275 | 569 | // |
570 | // 2nd section: vacuum system | |
2b32db74 | 571 | // |
6523e275 | 572 | cpar0[0]=(zvac7-zvac4)/2; |
2b32db74 | 573 | cpar0[1]=r2V; |
574 | cpar0[2]=r2V+dVacuS; | |
575 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(thetaOpenB); | |
576 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(thetaOpenB); | |
577 | gMC->Gsvolu("YV21", "CONE", idtmed[kSteel+40], cpar0, 5); | |
6523e275 | 578 | // |
579 | // insulation | |
580 | cpar[0]=cpar0[0]; | |
2b32db74 | 581 | cpar[1]=cpar0[1]+dTubeS; |
582 | cpar[2]=cpar0[1]+dTubeS+dInsuS; | |
583 | cpar[3]=cpar0[3]+dTubeS; | |
584 | cpar[4]=cpar0[3]+dTubeS+dInsuS; | |
585 | gMC->Gsvolu("YI21", "CONE", idtmed[kInsulation+40], cpar, 5); | |
6523e275 | 586 | gMC->Gspos("YI21", 1, "YV21", 0., 0., 0., 0, "ONLY"); |
587 | // | |
588 | // clearance | |
2b32db74 | 589 | cpar[1]=cpar0[1]+dTubeS+dInsuS+dEnveS; |
590 | cpar[2]=cpar0[1]+dTubeS+dInsuS+dEnveS+dFreeS; | |
591 | cpar[3]=cpar0[3]+dTubeS+dInsuS+dEnveS; | |
592 | cpar[4]=cpar0[3]+dTubeS+dInsuS+dEnveS+dFreeS; | |
593 | gMC->Gsvolu("YP21", "CONE", idtmed[kAir+40], cpar, 5); | |
6523e275 | 594 | gMC->Gspos("YP21", 1, "YV21", 0., 0., 0., 0, "ONLY"); |
595 | ||
596 | dz=0.; | |
597 | gMC->Gspos("YV21", 1, "YMO2", 0., 0., dz, 0, "ONLY"); | |
598 | ||
2b32db74 | 599 | |
6523e275 | 600 | // |
601 | // Third Section: Bellows and Flange | |
602 | // | |
603 | par3[0] = 0.; | |
604 | par3[1] = 360.; | |
605 | par3[2] = 8.; | |
606 | dl=(zvac9-zvac7)/2.; | |
607 | ||
608 | par3[3] = -dl; | |
2b32db74 | 609 | par3[4] = r2+(zvac7-zvac3) * TMath::Tan(thetaOpen2); |
6523e275 | 610 | par3[5] = 30.; |
611 | ||
612 | par3[6] = -dl+dr21; | |
613 | par3[7] = par3[4]+dr21; | |
614 | par3[8] = 30.; | |
615 | ||
616 | par3[9] = par3[6]+dB2; | |
617 | par3[10] = par3[7]; | |
618 | par3[11] = 30.; | |
619 | ||
620 | par3[12] = par3[9]+dr22; | |
621 | par3[13] = par3[10]+dr22; | |
622 | par3[14] = 30.; | |
623 | ||
624 | par3[15] = par3[12]+dF2; | |
625 | par3[16] = par3[13]; | |
626 | par3[17] = 30.; | |
627 | ||
628 | par3[18] = par3[15]+dr22; | |
629 | par3[19] = par3[16]-dr22; | |
630 | par3[20] = 30.; | |
631 | ||
632 | par3[21] = par3[18]+dB2; | |
633 | par3[22] = par3[19]; | |
634 | par3[23] = 30.; | |
635 | ||
636 | par3[24] = par3[21]+dr23; | |
637 | par3[25] = par3[22]-dr23; | |
638 | par3[26] = 30.; | |
2b32db74 | 639 | // |
640 | rBox=par3[22]-0.1; | |
6523e275 | 641 | Float_t r3=par3[25]; |
642 | ||
bb03e53c | 643 | gMC->Gsvolu("YGO3", "PCON", idtmed[iHeavy+40], par3, 27); |
2b32db74 | 644 | |
645 | parPb[0] = dl; | |
646 | parPb[1] = parPb[10]; | |
647 | parPb[2] = 30; | |
648 | parPb[3] = parPb[1]+2.*dl*TMath::Tan(thetaOpenPb); | |
649 | parPb[4] = 30; | |
650 | gMC->Gsvolu("YXO3", "CONE", idtmed[kPb], parPb, 5); | |
651 | gMC->Gspos("YXO3", 1, "YGO3", 0., 0., 0., 0, "ONLY"); | |
74c0d076 | 652 | { // Begin local scope for i |
2b32db74 | 653 | for (Int_t i=4; i<26; i+=3) par3[i] = 0; |
74c0d076 | 654 | } // End local scope for i |
2b32db74 | 655 | gMC->Gsvolu("YMO3", "PCON", idtmed[kVacuum+40], par3, 27); |
6523e275 | 656 | gMC->Gspos("YGO3", 1, "YMO3", 0., 0., 0., 0, "ONLY"); |
657 | ||
658 | // | |
659 | // Steel envelope | |
660 | tpar[0]=26; | |
661 | tpar[1]=30; | |
662 | tpar[2]=dl; | |
2b32db74 | 663 | gMC->Gsvolu("YS31", "TUBE", idtmed[kSteel], tpar, 3); |
664 | gMC->Gspos("YS31", 1, "YXO3", 0., 0., 0., 0, "ONLY"); | |
665 | dZ+=dl; | |
666 | gMC->Gspos("YMO3", 1, "YMOT", 0., 0., dZ, 0, "ONLY"); | |
667 | dZ+=dl; | |
6523e275 | 668 | |
669 | // | |
670 | // 3rd section: vacuum system | |
671 | // | |
672 | // | |
673 | // Bellow2 | |
674 | // | |
675 | tpar[0]=rB2; | |
676 | tpar[1]=rB2+hB2; | |
677 | tpar[2]=eB2/2.; | |
2b32db74 | 678 | gMC->Gsvolu("YB21", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 679 | dl1=tpar[2]; |
680 | ||
681 | tpar[0]=rB2+hB2-eB2; | |
682 | tpar[1]=rB2+hB2; | |
683 | tpar[2]=(lB2/2.-2.*eB2)/2.; | |
2b32db74 | 684 | gMC->Gsvolu("YB22", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 685 | dl2=tpar[2]; |
686 | ||
687 | tpar[0]=rB2-eB2; | |
688 | tpar[1]=rB2; | |
689 | tpar[2]=lB2/8.; | |
2b32db74 | 690 | gMC->Gsvolu("YB23", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 691 | dl3=tpar[2]; |
692 | ||
693 | ||
694 | tpar[0]=0; | |
695 | tpar[1]=rB2+hB2; | |
696 | tpar[2]=lB2/2.; | |
2b32db74 | 697 | gMC->Gsvolu("YBU2", "TUBE", idtmed[kVacuum+40], tpar, 3); |
6523e275 | 698 | |
699 | dz=-tpar[2]+dl3; | |
700 | gMC->Gspos("YB23", 1, "YBU2", 0., 0., dz, 0, "ONLY"); | |
701 | dz+=dl3; | |
702 | dz+=dl1; | |
703 | gMC->Gspos("YB21", 1, "YBU2", 0., 0., dz, 0, "ONLY"); | |
704 | dz+=dl1; | |
705 | dz+=dl2; | |
706 | gMC->Gspos("YB22", 1, "YBU2", 0., 0., dz, 0, "ONLY"); | |
707 | dz+=dl2; | |
708 | dz+=dl1; | |
709 | gMC->Gspos("YB21", 2, "YBU2", 0., 0., dz, 0, "ONLY"); | |
710 | dz+=dl1; | |
711 | dz+=dl3; | |
712 | gMC->Gspos("YB23", 2, "YBU2", 0., 0., dz, 0, "ONLY"); | |
713 | ||
714 | ||
715 | tpar[0]=0; | |
716 | tpar[1]=rB2+hB2; | |
717 | tpar[2]=7.*lB2/2.; | |
2b32db74 | 718 | gMC->Gsvolu("YBM2", "TUBE", idtmed[kVacuum+40], tpar, 3); |
6523e275 | 719 | dz=-tpar[2]+lB2/2.; |
74c0d076 | 720 | { // Begin local scope for i |
2b32db74 | 721 | for (Int_t i=0; i<7; i++) { |
722 | gMC->Gspos("YBU2", i+1 , "YBM2", 0., 0.,dz , 0, "ONLY"); | |
723 | dz+=lB2; | |
724 | } | |
74c0d076 | 725 | } // End local scope for i |
6523e275 | 726 | dz=-dl+dr21+tpar[2]; |
727 | gMC->Gspos("YBM2", 1, "YMO3", 0., 0., dz, 0, "ONLY"); | |
728 | ||
729 | dz=dl-dr23-tpar[2]; | |
730 | gMC->Gspos("YBM2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); | |
731 | ||
732 | // | |
733 | // Flange | |
734 | ||
735 | tpar[0]=0; | |
736 | tpar[1]=rF2; | |
737 | tpar[2]=dF2/2.; | |
2b32db74 | 738 | gMC->Gsvolu("YFM2", "TUBE", idtmed[kVacuum+40], tpar, 3); |
6523e275 | 739 | |
2b32db74 | 740 | tpar[0]=rF2-dFlange; |
6523e275 | 741 | tpar[1]=rF2; |
742 | tpar[2]=dF2/2.; | |
2b32db74 | 743 | gMC->Gsvolu("YF21", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 744 | gMC->Gspos("YF21", 1, "YFM2", 0., 0., 0., 0, "ONLY"); |
745 | ||
746 | tpar[0]=rB2; | |
2b32db74 | 747 | tpar[1]=rF2-dFlange; |
748 | tpar[2]=dFlange/2.; | |
749 | gMC->Gsvolu("YF22", "TUBE", idtmed[kSteel+40], tpar, 3); | |
6523e275 | 750 | dz=-dF2/2.+tpar[2]; |
751 | gMC->Gspos("YF22", 1, "YFM2", 0., 0., dz, 0, "ONLY"); | |
752 | dz= dF2/2.-tpar[2]; | |
753 | gMC->Gspos("YF22", 2, "YFM2", 0., 0., dz, 0, "ONLY"); | |
754 | ||
755 | dz=dr21/2.-dr23/2.; | |
756 | gMC->Gspos("YFM2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); | |
757 | ||
758 | ||
759 | // | |
760 | // pipe between flange and bellows | |
2b32db74 | 761 | tpar[0]=rB2-dTubeS; |
6523e275 | 762 | tpar[1]=rB2; |
763 | tpar[2]=2.*(dB2+dr22-7.*lB2)/4.; | |
2b32db74 | 764 | gMC->Gsvolu("YPF2", "TUBE", idtmed[kSteel+40], tpar, 3); |
6523e275 | 765 | dz=dr21/2.-dr23/2.-dF2/2.-tpar[2]; |
766 | gMC->Gspos("YPF2", 1, "YMO3", 0., 0., dz, 0, "ONLY"); | |
767 | dz=dr21/2.-dr23/2.+dF2/2.+tpar[2]; | |
768 | gMC->Gspos("YPF2", 2, "YMO3", 0., 0., dz, 0, "ONLY"); | |
769 | ||
770 | // | |
771 | // 4th section: rear shield and closing cone | |
772 | // | |
773 | par4[0] = 0.; | |
774 | par4[1] = 360.; | |
775 | par4[2] = 6.; | |
776 | dl=(zvac12-zvac9)/2.; | |
777 | ||
778 | par4[3] = -dl; | |
779 | par4[4] = r3; | |
780 | par4[5] = 30.; | |
781 | ||
782 | par4[6] = -dl+(zvac10-zvac9); | |
2b32db74 | 783 | par4[7] = r3+(zvac10-zvac9) * TMath::Tan(thetaOpen3); |
6523e275 | 784 | par4[8] = 30.; |
785 | ||
786 | par4[9] = par4[6]; | |
787 | par4[10] = par4[7]; | |
788 | par4[11] = R42; | |
789 | ||
790 | par4[12] = -dl+(zvac11-zvac9); | |
2b32db74 | 791 | par4[13] = r3+(zvac11-zvac9) * TMath::Tan(thetaOpen3); |
6523e275 | 792 | par4[14] = R42; |
793 | ||
794 | par4[15] = par4[12]; | |
795 | par4[16] = par4[13]; | |
796 | par4[17] = R43; | |
797 | ||
798 | par4[18] = -dl+(zvac12-zvac9); | |
2b32db74 | 799 | par4[19] = rAbs; |
6523e275 | 800 | par4[20] = R43; |
801 | ||
bb03e53c | 802 | gMC->Gsvolu("YGO4", "PCON", idtmed[iHeavy+40], par4, 21); |
2b32db74 | 803 | |
804 | parPb[0] = (zvac10-zvac9)/2.; | |
805 | parPb[1] = parPb[3]; | |
806 | parPb[2] = 30; | |
807 | parPb[3] = parPb[1]+2.*parPb[0]*TMath::Tan(thetaOpenPb); | |
808 | parPb[4] = 30; | |
809 | gMC->Gsvolu("YXO4", "CONE", idtmed[kPb], parPb, 5); | |
810 | gMC->Gspos("YXO4", 1, "YGO4", 0., 0., -dl+parPb[0], 0, "ONLY"); | |
811 | ||
812 | parPb[0] = (zvac12-zvac10)/2.; | |
813 | parPb[1] = parPb[3]; | |
814 | parPb[2] = 31.; | |
815 | parPb[3] = parPb[1]+2.*parPb[0]*TMath::Tan(thetaOpenPb); | |
816 | parPb[4] = 31.; | |
817 | gMC->Gsvolu("YXO5", "CONE", idtmed[kPb], parPb, 5); | |
818 | gMC->Gspos("YXO5", 1, "YGO4", 0., 0., -dl+(zvac10-zvac9)+parPb[0], 0, "ONLY"); | |
74c0d076 | 819 | { // Begin local scope for i |
2b32db74 | 820 | for (Int_t i=4; i<20; i+=3) par4[i] = 0; |
74c0d076 | 821 | } // End local scope for i |
6523e275 | 822 | |
2b32db74 | 823 | gMC->Gsvolu("YMO4", "PCON", idtmed[kVacuum+40], par4, 21); |
6523e275 | 824 | gMC->Gspos("YGO4", 1, "YMO4", 0., 0., 0., 0, "ONLY"); |
825 | ||
826 | ||
2b32db74 | 827 | |
828 | dZ+=dl; | |
829 | gMC->Gspos("YMO4", 1, "YMOT", 0., 0., dZ, 0, "ONLY"); | |
830 | dZ+=dl; | |
6523e275 | 831 | // |
832 | // Closing concrete cone | |
833 | // | |
834 | cpar[0]=(zvac12-zvac11)/2.; | |
2b32db74 | 835 | cpar[1] = r3+(zvac11-zvac9) * TMath::Tan(thetaOpen3); |
6523e275 | 836 | cpar[2] = cpar[1]+0.001; |
2b32db74 | 837 | cpar[3] = rAbs; |
6523e275 | 838 | cpar[4] = cpar[2]; |
2b32db74 | 839 | gMC->Gsvolu("YCC4", "CONE", idtmed[kConcrete+40], cpar, 5); |
6523e275 | 840 | dz=dl-cpar[0]; |
841 | gMC->Gspos("YCC4", 1, "YGO4", 0., 0., dz, 0, "ONLY"); | |
842 | // | |
843 | // Steel envelope | |
844 | // | |
845 | dz=-dl; | |
846 | tpar[0]=26.; | |
847 | tpar[1]=30.; | |
848 | tpar[2]=(zvac10-zvac9)/2.; | |
2b32db74 | 849 | gMC->Gsvolu("YS41", "TUBE", idtmed[kSteel], tpar, 3); |
6523e275 | 850 | dz+=tpar[2]; |
2b32db74 | 851 | gMC->Gspos("YS41", 1, "YXO4", 0., 0., 0., 0, "ONLY"); |
6523e275 | 852 | dz+=tpar[2]; |
2b32db74 | 853 | /* |
854 | tpar[0]=30.; | |
6523e275 | 855 | tpar[1]=R41; |
856 | tpar[2]=2.; | |
2b32db74 | 857 | gMC->Gsvolu("YS42", "TUBE", idtmed[kSteel], tpar, 3); |
6523e275 | 858 | dz+=tpar[2]; |
859 | gMC->Gspos("YS42", 1, "YGO4", 0., 0., dz, 0, "ONLY"); | |
860 | dz+=tpar[2]; | |
2b32db74 | 861 | */ |
6523e275 | 862 | tpar[0]=R41-dRSteel2; |
863 | tpar[1]=R41; | |
2b32db74 | 864 | tpar[2]=(zvac11-zvac10)/2.; |
865 | gMC->Gsvolu("YS43", "TUBE", idtmed[kSteel], tpar, 3); | |
6523e275 | 866 | dz+=tpar[2]; |
867 | gMC->Gspos("YS43", 1, "YGO4", 0., 0., dz, 0, "ONLY"); | |
868 | // | |
869 | // rear lead shield | |
870 | // | |
871 | tpar[0]=R41; | |
872 | tpar[1]=R42; | |
873 | tpar[2]=(zvac11-zvac10)/2.; | |
2b32db74 | 874 | gMC->Gsvolu("YPBI", "TUBE", idtmed[kPb+40], tpar, 3); |
875 | dz-=0; | |
6523e275 | 876 | gMC->Gspos("YPBI", 1, "YGO4", 0., 0., dz, 0, "ONLY"); |
877 | ||
878 | tpar[0]=R42-5; | |
879 | tpar[1]=R42; | |
880 | tpar[2]=(zvac11-zvac10)/2.; | |
2b32db74 | 881 | gMC->Gsvolu("YPBO", "TUBE", idtmed[kPb], tpar, 3); |
6523e275 | 882 | gMC->Gspos("YPBO", 1, "YPBI", 0., 0., 0., 0, "ONLY"); |
883 | ||
884 | // | |
885 | // rear Fe shield | |
886 | // | |
887 | ||
2b32db74 | 888 | tpar[0]=31.; |
6523e275 | 889 | tpar[1]=R43; |
890 | tpar[2]=(zvac12-zvac11)/2.; | |
2b32db74 | 891 | gMC->Gsvolu("YFEI", "TUBE", idtmed[kFe+40], tpar, 3); |
6523e275 | 892 | dz=dl-tpar[2]; |
893 | gMC->Gspos("YFEI", 1, "YGO4", 0., 0., dz, 0, "ONLY"); | |
894 | ||
2b32db74 | 895 | tpar[0]=31.; |
6523e275 | 896 | tpar[1]=R43; |
897 | tpar[2]=2.5; | |
2b32db74 | 898 | gMC->Gsvolu("YFEO", "TUBE", idtmed[kFe], tpar, 3); |
6523e275 | 899 | dz=-(zvac12-zvac11)/2.+tpar[2]; |
900 | gMC->Gspos("YFEO", 1, "YFEI", 0., 0., dz, 0, "ONLY"); | |
2b32db74 | 901 | // |
902 | // Magnet element | |
903 | // | |
904 | tpar[0]=0.; | |
905 | tpar[1]=R43; | |
906 | tpar[2]=50.; | |
907 | gMC->Gsvolu("YAEM", "TUBE", idtmed[kAir], tpar, 3); | |
908 | tpar[0]=rAbs; | |
909 | tpar[1]=R43; | |
910 | tpar[2]=50.; | |
911 | gMC->Gsvolu("YFEM", "TUBE", idtmed[kFe], tpar, 3); | |
912 | gMC->Gspos("YFEM", 1, "YAEM", 0., 0., 0., 0, "ONLY"); | |
6523e275 | 913 | |
2b32db74 | 914 | // |
915 | ||
916 | dz=zvac12+50.; | |
917 | gMC->Gspos("YAEM", 1, "ALIC", 0., 0., dz, 0, "ONLY"); | |
918 | ||
919 | ||
920 | // | |
6523e275 | 921 | // |
922 | // 4th section: vacuum system | |
923 | // | |
924 | // up to closing cone | |
925 | cpar0[0]=(zvac11-zvac9)/2; | |
2b32db74 | 926 | cpar0[1]=r3-dVacuS; |
6523e275 | 927 | cpar0[2]=r3; |
2b32db74 | 928 | cpar0[3]=cpar0[1]+2.*cpar0[0]*TMath::Tan(thetaOpen3); |
929 | cpar0[4]=cpar0[2]+2.*cpar0[0]*TMath::Tan(thetaOpen3); | |
930 | gMC->Gsvolu("YV31", "CONE", idtmed[kSteel+40], cpar0, 5); | |
6523e275 | 931 | // |
932 | // insulation | |
933 | cpar[0]=cpar0[0]; | |
2b32db74 | 934 | cpar[1]=cpar0[1]+dTubeS; |
935 | cpar[2]=cpar0[1]+dTubeS+dInsuS; | |
936 | cpar[3]=cpar0[3]+dTubeS; | |
937 | cpar[4]=cpar0[3]+dTubeS+dInsuS; | |
938 | gMC->Gsvolu("YI31", "CONE", idtmed[kInsulation+40], cpar, 5); | |
6523e275 | 939 | gMC->Gspos("YI31", 1, "YV31", 0., 0., 0., 0, "ONLY"); |
940 | // | |
941 | // clearance | |
2b32db74 | 942 | cpar[1]=cpar0[2]-dProtS-dFreeS; |
943 | cpar[2]=cpar0[2]-dProtS; | |
944 | cpar[3]=cpar0[4]-dProtS-dFreeS; | |
945 | cpar[4]=cpar0[4]-dProtS; | |
946 | gMC->Gsvolu("YP31", "CONE", idtmed[kVacuum+40], cpar, 5); | |
6523e275 | 947 | gMC->Gspos("YP31", 1, "YV31", 0., 0., 0., 0, "ONLY"); |
948 | ||
949 | dz=-dl+cpar[0]; | |
950 | gMC->Gspos("YV31", 1, "YMO4", 0., 0., dz, 0, "ONLY"); | |
951 | // | |
952 | // closing cone | |
953 | cpar0[0]=(zvac12-zvac11)/2; | |
2b32db74 | 954 | cpar0[1]=r3-dVacuS+(zvac11-zvac9)*TMath::Tan(thetaOpen3); |
955 | cpar0[2]=r3 +(zvac11-zvac9)*TMath::Tan(thetaOpen3); | |
956 | cpar0[3]=rVacu; | |
957 | cpar0[4]=rAbs; | |
958 | gMC->Gsvolu("YV32", "CONE", idtmed[kSteel+40], cpar0, 5); | |
6523e275 | 959 | // |
960 | // insulation | |
961 | cpar[0]=cpar0[0]; | |
2b32db74 | 962 | cpar[1]=cpar0[1]+dTubeS; |
963 | cpar[2]=cpar0[1]+dTubeS+dInsuS; | |
964 | cpar[3]=cpar0[3]+dTubeS; | |
965 | cpar[4]=cpar0[3]+dTubeS+dInsuS; | |
966 | gMC->Gsvolu("YI32", "CONE", idtmed[kInsulation+40], cpar, 5); | |
6523e275 | 967 | gMC->Gspos("YI32", 1, "YV32", 0., 0., 0., 0, "ONLY"); |
968 | // | |
969 | // clearance | |
2b32db74 | 970 | cpar[1]=cpar0[2]-dProtS-dFreeS; |
971 | cpar[2]=cpar0[2]-dProtS; | |
972 | cpar[3]=cpar0[4]-dProtS-dFreeS; | |
973 | cpar[4]=cpar0[4]-dProtS; | |
974 | gMC->Gsvolu("YP32", "CONE", idtmed[kVacuum+40], cpar, 5); | |
6523e275 | 975 | gMC->Gspos("YP32", 1, "YV32", 0., 0., 0., 0, "ONLY"); |
976 | ||
977 | dz=dl-cpar[0]; | |
978 | gMC->Gspos("YV32", 1, "YMO4", 0., 0., dz, 0, "ONLY"); | |
979 | // | |
980 | // | |
981 | // MUON trigger wall | |
2b32db74 | 982 | // |
983 | tpar[0] = 50.; | |
6523e275 | 984 | tpar[1] = 310.; |
2b32db74 | 985 | tpar[2] = (zFilterOut - zFilterIn) / 2.; |
986 | gMC->Gsvolu("YFIM", "TUBE", idtmed[kFe+40], tpar, 3); | |
987 | dz = (zFilterIn + zFilterOut) / 2.; | |
6523e275 | 988 | tpar[2] -= 10.; |
2b32db74 | 989 | gMC->Gsvolu("YFII","TUBE", idtmed[kFe], tpar, 3); |
6523e275 | 990 | gMC->Gspos("YFII", 1, "YFIM", 0., 0., 0., 0, "ONLY"); |
991 | gMC->Gspos("YFIM", 1, "ALIC", 0., 0., dz, 0, "ONLY"); | |
992 | // | |
993 | // Shielding close to chamber | |
994 | // | |
2b32db74 | 995 | cpar[0]=(zch1-dzch-1.-zRear)/2.; |
6523e275 | 996 | cpar[1]=R11; |
2b32db74 | 997 | cpar[2]=zRear*TMath::Tan(accMin); |
6523e275 | 998 | cpar[3]=R11; |
2b32db74 | 999 | cpar[4]=(zRear+2.*cpar[0])*TMath::Tan(accMin); |
1000 | gMC->Gsvolu("YCS1", "CONE", idtmed[kNiCuW], cpar, 5); | |
1001 | dz=zRear+cpar[0]; | |
6523e275 | 1002 | gMC->Gspos("YCS1", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
1003 | ||
1004 | cpar[0]=(zvac4-(zch1+dzch+1.))/2.; | |
1005 | cpar[1]=R11; | |
2b32db74 | 1006 | cpar[2]=(zvac4-2.*cpar[0])*TMath::Tan(accMin); |
6523e275 | 1007 | cpar[3]=R11; |
6d4aaa11 | 1008 | cpar[4]=R21; |
2b32db74 | 1009 | gMC->Gsvolu("YCS2", "CONE", idtmed[kNiCuW], cpar, 5); |
6523e275 | 1010 | dz=zvac4-cpar[0]; |
1011 | gMC->Gspos("YCS2", 1, "ALIC", 0., 0., dz, 0, "ONLY"); | |
1012 | ||
2b32db74 | 1013 | cpar[0]=(dzch-1.); |
1014 | cpar[1]=R11; | |
1015 | cpar[2]=(zch1-dzch+1.)*TMath::Tan(accMin); | |
1016 | cpar[3]=R11; | |
1017 | cpar[4]=cpar[2]+2.*cpar[0]*TMath::Tan(accMin); | |
1018 | gMC->Gsvolu("YCS3", "CONE", idtmed[kNiCuW], cpar, 5); | |
1019 | dz=zch1; | |
1020 | gMC->Gspos("YCS3", 1, "ALIC", 0., 0., dz, 0, "ONLY"); | |
1021 | ||
6523e275 | 1022 | |
1023 | cpar[0]=(zch2-dzch-1.-zvac4)/2.; | |
1024 | cpar[1]=R21; | |
2b32db74 | 1025 | cpar[2]=zvac4*TMath::Tan(accMin); |
6523e275 | 1026 | cpar[3]=R21; |
2b32db74 | 1027 | cpar[4]=(zvac4+2.*cpar[0])*TMath::Tan(accMin); |
1028 | gMC->Gsvolu("YCS4", "CONE", idtmed[kNiCuW], cpar, 5); | |
6523e275 | 1029 | dz=zvac4+cpar[0]; |
2b32db74 | 1030 | gMC->Gspos("YCS4", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
6523e275 | 1031 | |
1032 | ||
1033 | cpar[0]=(zvac6-(zch2+dzch+1.))/2.; | |
6d4aaa11 | 1034 | cpar[1]=R21; |
2b32db74 | 1035 | cpar[2]=(zvac6-2.*cpar[0])*TMath::Tan(accMin); |
6d4aaa11 | 1036 | cpar[3]=R21; |
2b32db74 | 1037 | cpar[4]=zvac6*TMath::Tan(accMin); |
1038 | gMC->Gsvolu("YCS5", "CONE", idtmed[kNiCuW], cpar, 5); | |
6523e275 | 1039 | dz=zvac6-cpar[0]; |
2b32db74 | 1040 | gMC->Gspos("YCS5", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
6523e275 | 1041 | |
2b32db74 | 1042 | cpar[0]=(dzch-1.); |
1043 | cpar[1]=R21; | |
1044 | cpar[2]=(zch2-dzch+1.)*TMath::Tan(accMin); | |
1045 | cpar[3]=R21; | |
1046 | cpar[4]=cpar[2]+2.*cpar[0]*TMath::Tan(accMin); | |
1047 | gMC->Gsvolu("YCS6", "CONE", idtmed[kNiCuW], cpar, 5); | |
1048 | dz=zch2; | |
1049 | gMC->Gspos("YCS6", 1, "ALIC", 0., 0., dz, 0, "ONLY"); | |
1050 | // | |
1051 | // Outer Pb Cone | |
1052 | if (fPbCone) { | |
1053 | cpar[0]=(zFilterIn-zConeE)/2.; | |
1054 | cpar[1]=30.; | |
1055 | cpar[2]=30.001; | |
1056 | cpar[3]=30.; | |
1057 | cpar[4]=30.+2.*cpar[0]*TMath::Tan(thetaOpenPbO); | |
1058 | ||
1059 | gMC->Gsvolu("YOPB", "CONE", idtmed[kPb], cpar, 5); | |
1060 | dz=zConeE+cpar[0]; | |
1061 | gMC->Gspos("YOPB", 1, "ALIC", 0., 0., dz, 0, "ONLY"); | |
1062 | } | |
6523e275 | 1063 | } |
1064 | ||
1065 | void AliSHILv0::Init() | |
1066 | { | |
1067 | // | |
1068 | // Initialise the muon shield after it has been built | |
1069 | // | |
1070 | Int_t i; | |
1071 | // | |
1072 | printf("\n"); | |
1073 | for(i=0;i<35;i++) printf("*"); | |
1074 | printf(" SHILv0_INIT "); | |
1075 | for(i=0;i<35;i++) printf("*"); | |
1076 | printf("\n"); | |
1077 | // | |
1078 | // Here the SHIL initialisation code (if any!) | |
1079 | for(i=0;i<80;i++) printf("*"); | |
1080 | printf("\n"); | |
1081 | } | |
1082 | ||
6523e275 | 1083 | |
1084 | ||
1085 |