| 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 | $Log$ |
| 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 | // |
| f0c34869 |
97 | Float_t d_rear1=d_rear-epsilon; |
| 98 | |
| 99 | Float_t zstart=abs_l-d_rear1; |
| 100 | |
| 6523e275 |
101 | par0[0] = 0.; |
| 102 | par0[1] = 360.; |
| 103 | par0[2] = 13.; |
| 104 | |
| f0c34869 |
105 | Float_t dl=(zvac12-zstart)/2.; |
| 106 | dz=zstart+dl; |
| 6523e275 |
107 | // |
| 108 | par0[3] = -dl; |
| 109 | par0[4] = 0.; |
| f0c34869 |
110 | par0[5] = zstart * TMath::Tan(acc_min); |
| 6523e275 |
111 | |
| f0c34869 |
112 | par0[6] = -dl+d_rear1; |
| 6523e275 |
113 | par0[7] = 0.; |
| 114 | par0[8] = abs_l * TMath::Tan(acc_min); |
| 115 | |
| f0c34869 |
116 | par0[9] = -dl+d_rear1; |
| 6523e275 |
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); |
| f0c34869 |
161 | dz=zstart+dl; |
| 6523e275 |
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.; |
| f0c34869 |
175 | dl=(zvac4-zstart)/2.; |
| 6523e275 |
176 | |
| 177 | par1[3] = -dl; |
| f0c34869 |
178 | par1[4] = r_abs+(zstart-abs_c) * TMath::Tan(theta_open1); |
| 179 | par1[5] = zstart * TMath::Tan(acc_min); |
| 6523e275 |
180 | |
| f0c34869 |
181 | par1[6] = -dl+zvac1-zstart; |
| 6523e275 |
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 | |
| f0c34869 |
189 | par1[12] = -dl+d_rear1; |
| 6523e275 |
190 | par1[13] = par1[10]; |
| 191 | par1[14] = abs_l * TMath::Tan(acc_min); |
| 192 | |
| f0c34869 |
193 | par1[15] = -dl+d_rear1; |
| 6523e275 |
194 | par1[16] = par1[10]; |
| 195 | par1[17] = R11; |
| 196 | |
| f0c34869 |
197 | par1[18] = -dl+(zvac1+dr11+dB1-zstart); |
| 6523e275 |
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 | |
| f0c34869 |
221 | par1[36] = -dl+zvac4-zstart; |
| 6523e275 |
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 | |
| 74c0d076 |
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 |
| 6523e275 |
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; |
| f0c34869 |
244 | tpar[2]=dl-d_rear1/2; |
| 6523e275 |
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.; |
| 74c0d076 |
301 | { // Begin local scope for i |
| 302 | for (Int_t i=0; i<10; i++) { |
| 6523e275 |
303 | gMC->Gspos("YBU1", i+1 , "YBM1", 0., 0.,dz , 0, "ONLY"); |
| 304 | dz+=lB1; |
| 74c0d076 |
305 | } |
| 306 | } // End local scope for i |
| f0c34869 |
307 | dz=-dl+(zvac1-zstart)+dr11+tpar[2]; |
| 6523e275 |
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 | |
| f0c34869 |
336 | dz=-dl+(zvac2-zstart); |
| 6523e275 |
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); |
| f0c34869 |
346 | dz=-dl+(zvac2-zstart)-dF1/2.-tpar[2]; |
| 6523e275 |
347 | gMC->Gspos("YPF1", 1, "YMO1", 0., 0., dz, 0, "ONLY"); |
| f0c34869 |
348 | dz=-dl+(zvac2-zstart)+dF1/2.+tpar[2]; |
| 6523e275 |
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); |
| 6523e275 |
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; |
| 6d4aaa11 |
419 | par2[4] = r2+(zvac4-zvac3) * TMath::Tan(theta_open2); |
| 6523e275 |
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 | |
| 74c0d076 |
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 |
| 6523e275 |
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; |
| 6523e275 |
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 | |
git://git.uio.no / u / mrichter / AliRoot.git / blame