| 68ca986e |
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 | $Log$ |
| 18 | Revision 1.7 2000/01/19 17:17:40 fca |
| 19 | |
| 20 | Revision 1.6 1999/09/29 09:24:35 fca |
| 21 | Introduction of the Copyright and cvs Log |
| 22 | |
| 23 | */ |
| 24 | |
| 25 | /////////////////////////////////////////////////////////////////////////////// |
| 26 | // // |
| 27 | // Zero Degree Calorimeter // |
| 28 | // This class contains the basic functions for the Time Of Flight // |
| 29 | // detector. Functions specific to one particular geometry are // |
| 30 | // contained in the derived classes // |
| 31 | // // |
| 32 | /////////////////////////////////////////////////////////////////////////////// |
| 33 | |
| 34 | #include <TBRIK.h> |
| 35 | #include <TNode.h> |
| 36 | #include <TMath.h> |
| 37 | |
| 38 | #include "stdio.h" |
| 39 | #include "AliZDCv1.h" |
| 40 | #include "AliRun.h" |
| 41 | #include "AliMC.h" |
| 42 | #include "AliCallf77.h" |
| 43 | #include "AliConst.h" |
| 44 | #include "AliPDG.h" |
| 45 | |
| 46 | |
| 47 | ClassImp(AliZDCv1) |
| 48 | |
| 49 | |
| 50 | /////////////////////////////////////////////////////////////////////////////// |
| 51 | // // |
| 52 | // Zero Degree Calorimeter version 1 // |
| 53 | // // |
| 54 | /////////////////////////////////////////////////////////////////////////////// |
| 55 | |
| 56 | //_____________________________________________________________________________ |
| 57 | AliZDCv1::AliZDCv1() : AliZDC() |
| 58 | { |
| 59 | // |
| 60 | // Default constructor for Zero Degree Calorimeter |
| 61 | // |
| 62 | fMedSensF1 = 0; |
| 63 | fMedSensF2 = 0; |
| 64 | fMedSensZN = 0; |
| 65 | fMedSensZP = 0; |
| 66 | fMedSensGR = 0; |
| 67 | } |
| 68 | |
| 69 | //_____________________________________________________________________________ |
| 70 | AliZDCv1::AliZDCv1(const char *name, const char *title) |
| 71 | : AliZDC(name,title) |
| 72 | { |
| 73 | // |
| 74 | // Standard constructor for Zero Degree Calorimeter |
| 75 | // |
| 76 | fMedSensF1 = 0; |
| 77 | fMedSensF2 = 0; |
| 78 | fMedSensZN = 0; |
| 79 | fMedSensZP = 0; |
| 80 | fMedSensGR = 0; |
| 81 | } |
| 82 | |
| 83 | //_____________________________________________________________________________ |
| 84 | void AliZDCv1::CreateGeometry() |
| 85 | { |
| 86 | // |
| 87 | // Create the geometry for the Zero Degree Calorimeter version 1 |
| 88 | //* Initialize COMMON block ZDC_CGEOM |
| 89 | //* |
| 90 | |
| 91 | CreateBeamLine(); |
| 92 | CreateZDC(); |
| 93 | } |
| 94 | |
| 95 | //_____________________________________________________________________________ |
| 96 | void AliZDCv1::CreateBeamLine() |
| 97 | { |
| 98 | |
| 99 | Float_t angle; |
| 100 | Float_t zq, conpar[9], elpar[3], tubpar[3]; |
| 101 | Int_t im1, im2; |
| 102 | Float_t zd1, zd2; |
| 103 | |
| 104 | |
| 105 | Int_t *idtmed = fIdtmed->GetArray(); |
| 106 | |
| 107 | // -- Mother of the ZDC |
| 108 | |
| 109 | conpar[0] = 0.; |
| 110 | conpar[1] = 360.; |
| 111 | conpar[2] = 2.; |
| 112 | conpar[3] = 1921.6; |
| 113 | conpar[4] = 0.; |
| 114 | conpar[5] = 55.; |
| 115 | conpar[6] = 13060.; |
| 116 | conpar[7] = 0.; |
| 117 | conpar[8] = 55.; |
| 118 | gMC->Gsvolu("ZDC ", "PCON", idtmed[10], conpar, 9); |
| 119 | gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
| 120 | |
| 121 | // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to |
| 122 | // beginning of D1) |
| 123 | |
| 124 | zd1 = 1921.6; |
| 125 | |
| 126 | tubpar[0] = 6.3/2.; |
| 127 | tubpar[1] = 6.7/2.; |
| 128 | tubpar[2] = 3916.7/2.; |
| 129 | gMC->Gsvolu("P001", "TUBE", idtmed[5], tubpar, 3); |
| 130 | gMC->Gspos("P001", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 131 | |
| 132 | //-- SECOND SECTION OF THE BEAM PIPE (FROM THE END OF D1 TO THE BEGINNING OF |
| 133 | // D2) |
| 134 | |
| 135 | //-- FROM MAGNETIC BEGINNING OG D1 TO MAGNETIC END OF D1 + 23.5 cm |
| 136 | //-- Elliptic pipe |
| 137 | |
| 138 | zd1 = 6310.8-472.5; |
| 139 | |
| 140 | elpar[0] = 6.84/2.; |
| 141 | elpar[1] = 5.86/2.; |
| 142 | elpar[2] = 945./2.; |
| 143 | gMC->Gsvolu("E001", "ELTU", idtmed[5], elpar, 3); |
| 144 | gMC->Gspos("E001", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY"); |
| 145 | |
| 146 | elpar[0] = 6.44/2.; |
| 147 | elpar[1] = 5.46/2.; |
| 148 | elpar[2] = 945./2.; |
| 149 | gMC->Gsvolu("E002", "ELTU", idtmed[10], elpar, 3); |
| 150 | gMC->Gspos("E002", 1, "E001", 0., 0., 0., 0, "ONLY"); |
| 151 | |
| 152 | zd1 += 2.*elpar[2]; |
| 153 | |
| 154 | elpar[0] = 6.84/2.; |
| 155 | elpar[1] = 5.86/2.; |
| 156 | elpar[2] = 13.5/2.; |
| 157 | gMC->Gsvolu("E003", "ELTU", idtmed[5], elpar, 3); |
| 158 | gMC->Gspos("E002", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY"); |
| 159 | |
| 160 | elpar[0] = 6.44/2.; |
| 161 | elpar[1] = 5.46/2.; |
| 162 | elpar[2] = 13.5/2.; |
| 163 | gMC->Gsvolu("E004", "ELTU", idtmed[10], elpar, 3); |
| 164 | gMC->Gspos("E004", 1, "E003", 0., 0., 0., 0, "ONLY"); |
| 165 | |
| 166 | zd1 += 2.*elpar[2]; |
| 167 | |
| 168 | conpar[0] = 25./2.; |
| 169 | conpar[1] = 6.44/2.; |
| 170 | conpar[2] = 6.84/2.; |
| 171 | conpar[3] = 10./2.; |
| 172 | conpar[4] = 10.4/2.; |
| 173 | gMC->Gsvolu("C001", "CONE", idtmed[5], conpar, 5); |
| 174 | gMC->Gspos("C001", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 175 | |
| 176 | zd1 += 2.*conpar[0]; |
| 177 | |
| 178 | tubpar[0] = 10./2.; |
| 179 | tubpar[1] = 10.4/2.; |
| 180 | tubpar[2] = 50./2.; |
| 181 | gMC->Gsvolu("P002", "TUBE", idtmed[5], tubpar, 3); |
| 182 | gMC->Gspos("P002", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 183 | |
| 184 | zd1 += tubpar[2] * 2.; |
| 185 | |
| 186 | tubpar[0] = 10./2.; |
| 187 | tubpar[1] = 10.4/2.; |
| 188 | tubpar[2] = 10./2.; |
| 189 | gMC->Gsvolu("P003", "TUBE", idtmed[5], tubpar, 3); |
| 190 | gMC->Gspos("P003", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 191 | |
| 192 | zd1 += tubpar[2] * 2.; |
| 193 | |
| 194 | tubpar[0] = 10./2.; |
| 195 | tubpar[1] = 10.4/2.; |
| 196 | tubpar[2] = 3.16/2.; |
| 197 | gMC->Gsvolu("P004", "TUBE", idtmed[5], tubpar, 3); |
| 198 | gMC->Gspos("P004", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY"); |
| 199 | |
| 200 | zd1 += tubpar[2] * 2.; |
| 201 | |
| 202 | tubpar[0] = 10.0/2.; |
| 203 | tubpar[1] = 10.4/2; |
| 204 | tubpar[2] = 190./2.; |
| 205 | gMC->Gsvolu("P005", "TUBE", idtmed[5], tubpar, 3); |
| 206 | gMC->Gspos("P005", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 207 | |
| 208 | zd1 += tubpar[2] * 2.; |
| 209 | |
| 210 | conpar[0] = 30./2.; |
| 211 | conpar[1] = 10./2.; |
| 212 | conpar[2] = 10.4/2.; |
| 213 | conpar[3] = 20.6/2.; |
| 214 | conpar[4] = 21./2.; |
| 215 | gMC->Gsvolu("P006", "CONE", idtmed[5], conpar, 5); |
| 216 | gMC->Gspos("P006", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 217 | |
| 218 | zd1 += conpar[0] * 2.; |
| 219 | |
| 220 | tubpar[0] = 20.6/2.; |
| 221 | tubpar[1] = 21./2.; |
| 222 | tubpar[2] = 450./2.; |
| 223 | gMC->Gsvolu("P007", "TUBE", idtmed[5], tubpar, 3); |
| 224 | gMC->Gspos("P007", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 225 | |
| 226 | zd1 += tubpar[2] * 2.; |
| 227 | |
| 228 | conpar[0] = 13.6/2.; |
| 229 | conpar[1] = 20.6/2.; |
| 230 | conpar[2] = 21./2.; |
| 231 | conpar[3] = 25.4/2.; |
| 232 | conpar[4] = 25.8/2.; |
| 233 | gMC->Gsvolu("P008", "CONE", idtmed[5], conpar, 5); |
| 234 | gMC->Gspos("P008", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 235 | |
| 236 | zd1 += conpar[0] * 2.; |
| 237 | |
| 238 | tubpar[0] = 25.4/2.; |
| 239 | tubpar[1] = 25.8/2.; |
| 240 | tubpar[2] = 205.8/2.; |
| 241 | gMC->Gsvolu("P009", "TUBE", idtmed[5], tubpar, 3); |
| 242 | gMC->Gspos("P009", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 243 | |
| 244 | zd1 += tubpar[2] * 2.; |
| 245 | |
| 246 | tubpar[0] = 50./2.; |
| 247 | tubpar[1] = 50.4/2.; |
| 248 | tubpar[2] = 505.4/2.; |
| 249 | gMC->Gsvolu("P010", "TUBE", idtmed[5], tubpar, 3); |
| 250 | gMC->Gspos("P010", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 251 | |
| 252 | zd1 += tubpar[2] * 2.; |
| 253 | |
| 254 | tubpar[0] = 50./2.; |
| 255 | tubpar[1] = 50.4/2.; |
| 256 | tubpar[2] = 700./2.; |
| 257 | gMC->Gsvolu("P011", "TUBE", idtmed[5], tubpar, 3); |
| 258 | gMC->Gspos("P011", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 259 | |
| 260 | zd1 += tubpar[2] * 2.; |
| 261 | |
| 262 | tubpar[0] = 50./2.; |
| 263 | tubpar[1] = 50.4/2.; |
| 264 | tubpar[2] = 778.5/2.; |
| 265 | gMC->Gsvolu("P012", "TUBE", idtmed[5], tubpar, 3); |
| 266 | gMC->Gspos("P012", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 267 | |
| 268 | zd1 += tubpar[2] * 2.; |
| 269 | |
| 270 | conpar[0] = 14.18/2.; |
| 271 | conpar[1] = 50./2.; |
| 272 | conpar[2] = 50.4/2.; |
| 273 | conpar[3] = 55./2.; |
| 274 | conpar[4] = 55.4/2.; |
| 275 | gMC->Gsvolu("P013", "CONE", idtmed[5], conpar, 5); |
| 276 | gMC->Gspos("P013", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 277 | |
| 278 | zd1 += conpar[0] * 2.; |
| 279 | |
| 280 | tubpar[0] = 55./2.; |
| 281 | tubpar[1] = 55.4/2.; |
| 282 | tubpar[2] = 730./2.; |
| 283 | gMC->Gsvolu("P014", "TUBE", idtmed[5], tubpar, 3); |
| 284 | gMC->Gspos("P014", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 285 | |
| 286 | zd1 += tubpar[2] * 2.; |
| 287 | |
| 288 | conpar[0] = 36.86/2.; |
| 289 | conpar[1] = 55./2.; |
| 290 | conpar[2] = 55.4/2.; |
| 291 | conpar[3] = 68./2.; |
| 292 | conpar[4] = 68.4/2.; |
| 293 | gMC->Gsvolu("P015", "CONE", idtmed[5], conpar, 5); |
| 294 | gMC->Gspos("P015", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 295 | |
| 296 | zd1 += conpar[0] * 2.; |
| 297 | |
| 298 | tubpar[0] = 68./2.; |
| 299 | tubpar[1] = 68.4/2.; |
| 300 | tubpar[2] = 927.3/2.; |
| 301 | gMC->Gsvolu("P016", "TUBE", idtmed[5], tubpar, 3); |
| 302 | gMC->Gspos("P016", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 303 | |
| 304 | zd1 += tubpar[2] * 2.; |
| 305 | |
| 306 | tubpar[0] = 0./2.; |
| 307 | tubpar[1] = 68.4/2.; |
| 308 | tubpar[2] = 0.2/2.; |
| 309 | gMC->Gsvolu("P017", "TUBE", idtmed[5], tubpar, 3); |
| 310 | gMC->Gspos("P017", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 311 | |
| 312 | zd1 += tubpar[2] * 2.; |
| 313 | |
| 314 | tubpar[0] = 0./2.; |
| 315 | tubpar[1] = 5./2.; |
| 316 | tubpar[2] = 0.2/2.; |
| 317 | gMC->Gsvolu("Q017", "TUBE", idtmed[10], tubpar, 3); |
| 318 | |
| 319 | //-- Position Q017 inside P017 |
| 320 | gMC->Gspos("Q017", 1, "P017", -7.7, 0., 0., 0, "ONLY"); |
| 321 | |
| 322 | tubpar[0] = 0./2.; |
| 323 | tubpar[1] = 7./2.; |
| 324 | tubpar[2] = 0.2/2.; |
| 325 | gMC->Gsvolu("R017", "TUBE", idtmed[10], tubpar, 3); |
| 326 | |
| 327 | //-- Position R017 inside P017 |
| 328 | gMC->Gspos("R017", 1, "P017", 7.7, 0., 0., 0, "ONLY"); |
| 329 | |
| 330 | //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2 |
| 331 | |
| 332 | tubpar[0] = 5./2.; |
| 333 | tubpar[1] = 5.4/2.; |
| 334 | tubpar[2] = 678./2.; |
| 335 | gMC->Gsvolu("P018", "TUBE", idtmed[5], tubpar, 3); |
| 336 | |
| 337 | tubpar[0] = 7./2.; |
| 338 | tubpar[1] = 7.4/2.; |
| 339 | tubpar[2] = 678./2.; |
| 340 | gMC->Gsvolu("P019", "TUBE", idtmed[5], tubpar, 3); |
| 341 | |
| 342 | // -- ROTATE PIPES |
| 343 | |
| 344 | AliMatrix(im1, 90.-0.071, 0., 90., 90., .071, 180.); |
| 345 | angle = .071*kDegrad; |
| 346 | gMC->Gspos("P018", 1, "ZDC ", TMath::Sin(angle) * 645. / 2. - 9.7 + |
| 347 | TMath::Sin(angle) * 945. / 2., 0., tubpar[2] + zd1, im1, "ONLY"); |
| 348 | AliMatrix(im2, 90.+0.071, 0., 90., 90., .071, 0.); |
| 349 | gMC->Gspos("P019", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 645. / 2., 0., |
| 350 | tubpar[2] + zd1, im2, "ONLY"); |
| 351 | |
| 352 | // -- END OF BEAM PIPE VOLUME DEFINITION. MAGNET DEFINITION FOLLOWS |
| 353 | // (LHC OPTICS 6) |
| 354 | |
| 355 | // -- COMPENSATOR DIPOLE (MBXW) |
| 356 | // GAP (VACUUM WITH MAGNETIC FIELD) |
| 357 | |
| 358 | tubpar[0] = 0.; |
| 359 | tubpar[1] = 4.5; |
| 360 | tubpar[2] = 340./2.; |
| 361 | gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); |
| 362 | gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
| 363 | |
| 364 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
| 365 | |
| 366 | tubpar[0] = 4.5; |
| 367 | tubpar[1] = 55.; |
| 368 | tubpar[2] = 340./2.; |
| 369 | gMC->Gsvolu("YMBX", "TUBE", idtmed[5], tubpar, 3); |
| 370 | gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
| 371 | |
| 372 | // -- COMPENSATOR DIPOLE (MCBWA) |
| 373 | // GAP (VACUUM WITH MAGNETIC FIELD) |
| 374 | |
| 375 | tubpar[0] = 0.; |
| 376 | tubpar[1] = 4.5; |
| 377 | tubpar[2] = 170./2.; |
| 378 | gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3); |
| 379 | gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
| 380 | |
| 381 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
| 382 | |
| 383 | tubpar[0] = 4.5; |
| 384 | tubpar[1] = 55.; |
| 385 | tubpar[2] = 170./2.; |
| 386 | gMC->Gsvolu("YMCB", "TUBE", idtmed[5], tubpar, 3); |
| 387 | gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
| 388 | |
| 389 | // -- INNER TRIPLET |
| 390 | |
| 391 | zq = 2300.; |
| 392 | |
| 393 | // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT |
| 394 | |
| 395 | // MQXL |
| 396 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 397 | |
| 398 | tubpar[0] = 0.; |
| 399 | tubpar[1] = 3.5; |
| 400 | tubpar[2] = 630./2.; |
| 401 | gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3); |
| 402 | |
| 403 | // -- YOKE |
| 404 | |
| 405 | tubpar[0] = 3.5; |
| 406 | tubpar[1] = 22.; |
| 407 | tubpar[2] = 630./2.; |
| 408 | gMC->Gsvolu("YMQL", "TUBE", idtmed[5], tubpar, 3); |
| 409 | |
| 410 | gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
| 411 | gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
| 412 | |
| 413 | gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
| 414 | gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
| 415 | |
| 416 | // -- MQX |
| 417 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 418 | |
| 419 | tubpar[0] = 0.; |
| 420 | tubpar[1] = 3.5; |
| 421 | tubpar[2] = 550./2.; |
| 422 | gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3); |
| 423 | |
| 424 | // -- YOKE |
| 425 | |
| 426 | tubpar[0] = 3.5; |
| 427 | tubpar[1] = 22.; |
| 428 | tubpar[2] = 550./2.; |
| 429 | gMC->Gsvolu("YMQ ", "TUBE", idtmed[5], tubpar, 3); |
| 430 | |
| 431 | gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY"); |
| 432 | gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY"); |
| 433 | |
| 434 | gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY"); |
| 435 | gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY"); |
| 436 | |
| 437 | // -- SEPARATOR DIPOLE D1 |
| 438 | |
| 439 | zd1 = 5838.3; |
| 440 | |
| 441 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 442 | |
| 443 | tubpar[0] = 0.; |
| 444 | tubpar[1] = 7.5/2.; |
| 445 | tubpar[2] = 945./2.; |
| 446 | gMC->Gsvolu("D1 ", "TUBE", idtmed[11], tubpar, 3); |
| 447 | |
| 448 | // -- YOKE |
| 449 | |
| 450 | tubpar[0] = 0.; |
| 451 | tubpar[1] = 110./2; |
| 452 | tubpar[2] = 945./2.; |
| 453 | gMC->Gsvolu("YD1 ", "TUBE", idtmed[5], tubpar, 3); |
| 454 | |
| 455 | gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 456 | gMC->Gspos("D1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); |
| 457 | |
| 458 | // -- DIPOLE D2 |
| 459 | |
| 460 | zd2 = 12147.6; |
| 461 | |
| 462 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 463 | |
| 464 | tubpar[0] = 0.; |
| 465 | tubpar[1] = 7.5/2.; |
| 466 | tubpar[2] = 945./2.; |
| 467 | gMC->Gsvolu("D2 ", "TUBE", idtmed[11], tubpar, 3); |
| 468 | |
| 469 | // -- YOKE |
| 470 | |
| 471 | tubpar[0] = 0.; |
| 472 | tubpar[1] = 55.; |
| 473 | tubpar[2] = 945./2.; |
| 474 | gMC->Gsvolu("YD2 ", "TUBE", idtmed[5], tubpar, 3); |
| 475 | |
| 476 | gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY"); |
| 477 | |
| 478 | gMC->Gspos("D2 ", 1, "YD2 ", -9.7, 0., 0., 0, "ONLY"); |
| 479 | gMC->Gspos("D2 ", 2, "YD2 ", 9.7, 0., 0., 0, "ONLY"); |
| 480 | |
| 481 | // -- END OF MAGNET DEFINITION |
| 482 | } |
| 483 | |
| 484 | //_____________________________________________________________________________ |
| 485 | void AliZDCv1::CreateZDC() |
| 486 | { |
| 487 | |
| 488 | Int_t *idtmed = fIdtmed->GetArray(); |
| 489 | |
| 490 | //-- Create calorimeters geometry |
| 491 | |
| 492 | //--> Neutron calorimeter (ZN) |
| 493 | |
| 494 | gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material |
| 495 | gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material |
| 496 | gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3); |
| 497 | gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3); |
| 498 | gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3); |
| 499 | gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves |
| 500 | gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3); |
| 501 | gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3); |
| 502 | gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3); |
| 503 | |
| 504 | // Divide ZNEU in towers (for hits purposes) |
| 505 | |
| 506 | gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower |
| 507 | gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower |
| 508 | |
| 509 | //-- Divide ZN1 in minitowers |
| 510 | // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS, |
| 511 | // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS |
| 512 | // (4 fibres per minitower) |
| 513 | |
| 514 | gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices |
| 515 | gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks |
| 516 | |
| 517 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
| 518 | Float_t dx = fDimZN[0] / fDivZN[0] / 4.; |
| 519 | Float_t dy = fDimZN[1] / fDivZN[1] / 4.; |
| 520 | |
| 521 | gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
| 522 | gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
| 523 | gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
| 524 | gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
| 525 | |
| 526 | // --- Position the fibers in the grooves |
| 527 | gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY"); |
| 528 | gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY"); |
| 529 | gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY"); |
| 530 | gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY"); |
| 531 | |
| 532 | // --- Position the neutron calorimeter in ZDC |
| 533 | gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2] + fDimZN[2], 0, "ONLY"); |
| 534 | |
| 535 | //--> Proton calorimeter |
| 536 | |
| 537 | gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material |
| 538 | gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material |
| 539 | gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3); |
| 540 | gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3); |
| 541 | gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3); |
| 542 | gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves |
| 543 | gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3); |
| 544 | gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3); |
| 545 | gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3); |
| 546 | |
| 547 | //-- Divide ZPRO in towers(for hits purposes) |
| 548 | |
| 549 | gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower |
| 550 | gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower |
| 551 | |
| 552 | |
| 553 | //-- Divide ZP1 in minitowers |
| 554 | // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER, |
| 555 | // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER |
| 556 | // (4 fiber per minitower) |
| 557 | |
| 558 | gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices |
| 559 | gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks |
| 560 | |
| 561 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
| 562 | dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.; |
| 563 | dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.; |
| 564 | |
| 565 | gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
| 566 | gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
| 567 | gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
| 568 | gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
| 569 | |
| 570 | // --- Position the fibers in the grooves |
| 571 | gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY"); |
| 572 | gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY"); |
| 573 | gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY"); |
| 574 | gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY"); |
| 575 | |
| 576 | |
| 577 | // --- Position the proton calorimeter in ZDC |
| 578 | gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2] + fDimZP[2], 0, "ONLY"); |
| 579 | |
| 580 | } |
| 581 | |
| 582 | //_____________________________________________________________________________ |
| 583 | void AliZDCv1::DrawModule() |
| 584 | { |
| 585 | // |
| 586 | // Draw a shaded view of the Zero Degree Calorimeter version 1 |
| 587 | // |
| 588 | |
| 589 | // Set everything unseen |
| 590 | gMC->Gsatt("*", "seen", -1); |
| 591 | // |
| 592 | // Set ALIC mother transparent |
| 593 | gMC->Gsatt("ALIC","SEEN",0); |
| 594 | // |
| 595 | // Set the volumes visible |
| 596 | gMC->Gsatt("ZDC ","SEEN",0); |
| 597 | gMC->Gsatt("P001","SEEN",1); |
| 598 | gMC->Gsatt("E001","SEEN",1); |
| 599 | gMC->Gsatt("E002","SEEN",1); |
| 600 | gMC->Gsatt("E003","SEEN",1); |
| 601 | gMC->Gsatt("E004","SEEN",1); |
| 602 | gMC->Gsatt("C001","SEEN",1); |
| 603 | gMC->Gsatt("P002","SEEN",1); |
| 604 | gMC->Gsatt("P003","SEEN",1); |
| 605 | gMC->Gsatt("P004","SEEN",1); |
| 606 | gMC->Gsatt("P005","SEEN",1); |
| 607 | gMC->Gsatt("P006","SEEN",1); |
| 608 | gMC->Gsatt("P007","SEEN",1); |
| 609 | gMC->Gsatt("P008","SEEN",1); |
| 610 | gMC->Gsatt("P009","SEEN",1); |
| 611 | gMC->Gsatt("P010","SEEN",1); |
| 612 | gMC->Gsatt("P011","SEEN",1); |
| 613 | gMC->Gsatt("P012","SEEN",1); |
| 614 | gMC->Gsatt("P013","SEEN",1); |
| 615 | gMC->Gsatt("P014","SEEN",1); |
| 616 | gMC->Gsatt("P015","SEEN",1); |
| 617 | gMC->Gsatt("P016","SEEN",1); |
| 618 | gMC->Gsatt("P017","SEEN",1); |
| 619 | gMC->Gsatt("Q017","SEEN",1); |
| 620 | gMC->Gsatt("R017","SEEN",1); |
| 621 | gMC->Gsatt("P018","SEEN",1); |
| 622 | gMC->Gsatt("P019","SEEN",1); |
| 623 | gMC->Gsatt("MBXW","SEEN",1); |
| 624 | gMC->Gsatt("YMBX","SEEN",1); |
| 625 | gMC->Gsatt("MCBW","SEEN",1); |
| 626 | gMC->Gsatt("YMCB","SEEN",1); |
| 627 | gMC->Gsatt("MQXL","SEEN",1); |
| 628 | gMC->Gsatt("YMQL","SEEN",1); |
| 629 | gMC->Gsatt("MQX ","SEEN",1); |
| 630 | gMC->Gsatt("YMQ ","SEEN",1); |
| 631 | gMC->Gsatt("D1 ","SEEN",1); |
| 632 | gMC->Gsatt("YD1 ","SEEN",1); |
| 633 | gMC->Gsatt("D2 ","SEEN",1); |
| 634 | gMC->Gsatt("YD2 ","SEEN",1); |
| 635 | gMC->Gsatt("ZNEU","SEEN",0); |
| 636 | gMC->Gsatt("ZNF1","SEEN",0); |
| 637 | gMC->Gsatt("ZNF2","SEEN",0); |
| 638 | gMC->Gsatt("ZNF3","SEEN",0); |
| 639 | gMC->Gsatt("ZNF4","SEEN",0); |
| 640 | gMC->Gsatt("ZNG1","SEEN",0); |
| 641 | gMC->Gsatt("ZNG2","SEEN",0); |
| 642 | gMC->Gsatt("ZNG3","SEEN",0); |
| 643 | gMC->Gsatt("ZNG4","SEEN",0); |
| 644 | gMC->Gsatt("ZNTX","SEEN",0); |
| 645 | gMC->Gsatt("ZN1 ","COLO",2); |
| 646 | gMC->Gsatt("ZN1 ","SEEN",1); |
| 647 | gMC->Gsatt("ZNSL","SEEN",0); |
| 648 | gMC->Gsatt("ZNST","SEEN",0); |
| 649 | gMC->Gsatt("ZPRO","SEEN",0); |
| 650 | gMC->Gsatt("ZPF1","SEEN",0); |
| 651 | gMC->Gsatt("ZPF2","SEEN",0); |
| 652 | gMC->Gsatt("ZPF3","SEEN",0); |
| 653 | gMC->Gsatt("ZPF4","SEEN",0); |
| 654 | gMC->Gsatt("ZPG1","SEEN",0); |
| 655 | gMC->Gsatt("ZPG2","SEEN",0); |
| 656 | gMC->Gsatt("ZPG3","SEEN",0); |
| 657 | gMC->Gsatt("ZPG4","SEEN",0); |
| 658 | gMC->Gsatt("ZPTX","SEEN",0); |
| 659 | gMC->Gsatt("ZP1 ","COLO",2); |
| 660 | gMC->Gsatt("ZP1 ","SEEN",1); |
| 661 | gMC->Gsatt("ZPSL","SEEN",0); |
| 662 | gMC->Gsatt("ZPST","SEEN",0); |
| 663 | |
| 664 | // |
| 665 | gMC->Gdopt("hide", "on"); |
| 666 | gMC->Gdopt("shad", "on"); |
| 667 | gMC->Gsatt("*", "fill", 7); |
| 668 | gMC->SetClipBox("."); |
| 669 | gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000); |
| 670 | gMC->DefaultRange(); |
| 671 | gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07); |
| 672 | gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1"); |
| 673 | gMC->Gdman(18, 4, "MAN"); |
| 674 | } |
| 675 | |
| 676 | //_____________________________________________________________________________ |
| 677 | void AliZDCv1::CreateMaterials() |
| 678 | { |
| 679 | // |
| 680 | // Create Materials for the Zero Degree Calorimeter |
| 681 | // |
| 682 | // Origin : E. Scomparin |
| 683 | |
| 684 | Int_t *idtmed = fIdtmed->GetArray(); |
| 685 | |
| 686 | Float_t dens, ubuf[1], wmat[2]; |
| 687 | Int_t isvolActive; |
| 688 | Float_t a[2]; |
| 689 | Int_t i; |
| 690 | Float_t z[2], epsil=0.001, stmin=0.01; |
| 691 | Int_t isvol; |
| 692 | Float_t fieldm = gAlice->Field()->Max(); |
| 693 | Int_t inofld; |
| 694 | Float_t deemax=-1; |
| 695 | Float_t tmaxfd=gAlice->Field()->Max(); |
| 696 | Int_t isxfld = gAlice->Field()->Integ(); |
| 697 | Float_t stemax; |
| 698 | |
| 699 | // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3 |
| 700 | |
| 701 | // --- Tantalum -> ZN passive material |
| 702 | ubuf[0] = 1.1; |
| 703 | AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1); |
| 704 | |
| 705 | // --- Tungsten |
| 706 | // ubuf[0] = 1.11; |
| 707 | // AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1); |
| 708 | |
| 709 | // --- Brass (CuZn) -> ZP passive material |
| 710 | dens = 8.48; |
| 711 | a[0] = 63.546; |
| 712 | a[1] = 65.39; |
| 713 | z[0] = 29.; |
| 714 | z[1] = 30.; |
| 715 | wmat[0] = .63; |
| 716 | wmat[1] = .37; |
| 717 | AliMixture(2, "BRASS ", a, z, dens, 2, wmat); |
| 718 | |
| 719 | // --- SiO2 |
| 720 | dens = 2.64; |
| 721 | a[0] = 28.086; |
| 722 | a[1] = 15.9994; |
| 723 | z[0] = 14.; |
| 724 | z[1] = 8.; |
| 725 | wmat[0] = 1.; |
| 726 | wmat[1] = 2.; |
| 727 | AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); |
| 728 | |
| 729 | // --- Copper |
| 730 | // ubuf[0] = 1.1; |
| 731 | // AliMaterial(7, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); |
| 732 | |
| 733 | |
| 734 | // --- Lead |
| 735 | // ubuf[0] = 1.12; |
| 736 | // AliMaterial(6, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1); |
| 737 | |
| 738 | // --- Iron |
| 739 | ubuf[0] = 1.1; |
| 740 | AliMaterial(5, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
| 741 | |
| 742 | // --- Vacuum (no magnetic field) |
| 743 | AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
| 744 | |
| 745 | // --- Vacuum (with magnetic field) |
| 746 | AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
| 747 | |
| 748 | // --- Air (no magnetic field) |
| 749 | AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0); |
| 750 | |
| 751 | // --- Definition of tracking media: |
| 752 | |
| 753 | // --- Tantalum = 1 ; |
| 754 | // --- Brass = 2 ; |
| 755 | // --- Fibers (SiO2) = 3 ; |
| 756 | // --- Fibers (SiO2) = 4 ; |
| 757 | // --- Iron = 5 ; |
| 758 | // --- Lead = 6 ; |
| 759 | // --- Vacuum (no field) = 10 |
| 760 | // --- Vacuum (with field) = 11 |
| 761 | // --- Air (no field) = 12 |
| 762 | |
| 763 | |
| 764 | // --- Tracking media parameters |
| 765 | epsil = .01; |
| 766 | stemax = 1.; |
| 767 | isvol = 0; |
| 768 | isvolActive = 1; |
| 769 | inofld = 0; |
| 770 | fieldm = 0.; |
| 771 | |
| 772 | AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 773 | // AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 774 | AliMedium(2, "ZBRASS", 2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 775 | AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 776 | AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 777 | // AliMedium(7, "ZCOPP", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 778 | // AliMedium(6, "ZLEAD", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 779 | AliMedium(5, "ZIRON", 5, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 780 | AliMedium(10, "ZVOID", 10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 781 | AliMedium(12, "ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin); |
| 782 | |
| 783 | fieldm = 45.; |
| 784 | AliMedium(11, "ZVOIM", 11, isvol, isxfld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 785 | |
| 786 | // Thresholds for showering in the ZDCs |
| 787 | |
| 788 | i = 1; |
| 789 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| 790 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| 791 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| 792 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| 793 | i = 2; |
| 794 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| 795 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| 796 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| 797 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| 798 | |
| 799 | // Avoid too detailed showering along the beam line |
| 800 | |
| 801 | i = 5; |
| 802 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
| 803 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
| 804 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
| 805 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
| 806 | |
| 807 | // Avoid interaction in fibers (only energy loss allowed) |
| 808 | i = 3; |
| 809 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| 810 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| 811 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| 812 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| 813 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
| 814 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| 815 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| 816 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| 817 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| 818 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| 819 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| 820 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| 821 | i = 4; |
| 822 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| 823 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| 824 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| 825 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| 826 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
| 827 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| 828 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| 829 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| 830 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| 831 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| 832 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| 833 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| 834 | // |
| 835 | fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 |
| 836 | fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 |
| 837 | fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material |
| 838 | fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material |
| 839 | fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves |
| 840 | } |
| 841 | |
| 842 | //_____________________________________________________________________________ |
| 843 | void AliZDCv1::Init() |
| 844 | { |
| 845 | InitTables(); |
| 846 | |
| 847 | } |
| 848 | |
| 849 | //_____________________________________________________________________________ |
| 850 | void AliZDCv1::InitTables() |
| 851 | { |
| 852 | //Initialize parameters for light tables and read them |
| 853 | fNalfan = 90; |
| 854 | fNalfap = 90; |
| 855 | fNben = 18; |
| 856 | fNbep = 28; |
| 857 | |
| 858 | FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8; |
| 859 | |
| 860 | if((fp1 = fopen("light22620362207s","r")) == NULL){ |
| 861 | printf("Cannot open file fp1 \n"); |
| 862 | return; |
| 863 | } |
| 864 | if((fp2 = fopen("light22620362208s","r")) == NULL){ |
| 865 | printf("Cannot open file fp2 \n"); |
| 866 | return; |
| 867 | } |
| 868 | if((fp3 = fopen("light22620362209s","r")) == NULL){ |
| 869 | printf("Cannot open file fp3 \n"); |
| 870 | return; |
| 871 | } |
| 872 | if((fp4 = fopen("light22620362210s","r")) == NULL){ |
| 873 | printf("Cannot open file fp4 \n"); |
| 874 | return; |
| 875 | } |
| 876 | // printf(" --- Reading light tables for ZN \n"); |
| 877 | for(int k=0; k<fNalfan; k++){ |
| 878 | for(int j=0; j<fNben; j++){ |
| 879 | fscanf(fp1,"%f",&fTablen[0][k][j]); |
| 880 | fscanf(fp2,"%f",&fTablen[1][k][j]); |
| 881 | fscanf(fp3,"%f",&fTablen[2][k][j]); |
| 882 | fscanf(fp4,"%f",&fTablen[3][k][j]); |
| 883 | } |
| 884 | } |
| 885 | fclose(fp1); |
| 886 | fclose(fp2); |
| 887 | fclose(fp3); |
| 888 | fclose(fp4); |
| 889 | |
| 890 | if((fp5 = fopen("light22620552207s","r")) == NULL){ |
| 891 | printf("Cannot open file fp5 \n"); |
| 892 | return; |
| 893 | } |
| 894 | if((fp6 = fopen("light22620552208s","r")) == NULL){ |
| 895 | printf("Cannot open file fp6 \n"); |
| 896 | return; |
| 897 | } |
| 898 | if((fp7 = fopen("light22620552209s","r")) == NULL){ |
| 899 | printf("Cannot open file fp7 \n"); |
| 900 | return; |
| 901 | } |
| 902 | if((fp8 = fopen("light22620552210s","r")) == NULL){ |
| 903 | printf("Cannot open file fp8 \n"); |
| 904 | return; |
| 905 | } |
| 906 | // printf(" --- Reading light tables for ZP \n"); |
| 907 | for(int k=0; k<fNalfap; k++){ |
| 908 | for(int j=0; j<fNbep; j++){ |
| 909 | fscanf(fp5,"%f",&fTablep[0][k][j]); |
| 910 | fscanf(fp6,"%f",&fTablep[1][k][j]); |
| 911 | fscanf(fp7,"%f",&fTablep[2][k][j]); |
| 912 | fscanf(fp8,"%f",&fTablep[3][k][j]); |
| 913 | } |
| 914 | } |
| 915 | fclose(fp5); |
| 916 | fclose(fp6); |
| 917 | fclose(fp7); |
| 918 | fclose(fp8); |
| 919 | } |
| 920 | |
| 921 | //_____________________________________________________________________________ |
| 922 | void AliZDCv1::StepManager() |
| 923 | { |
| 924 | // |
| 925 | // Routine called at every step in the Zero Degree Calorimeters |
| 926 | // |
| 927 | |
| 928 | Int_t vol[2], ibeta, ialfa, ibe; |
| 929 | Float_t x[3], xdet[3], destep, hits[9], m, ekin, um[3], ud[3], be, radius, out; |
| 930 | TLorentzVector s, p; |
| 931 | const char *knamed; |
| 932 | |
| 933 | if((gMC->GetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) || |
| 934 | (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) || |
| 935 | (gMC->GetMedium() == fMedSensF2)){ |
| 936 | |
| 937 | //Particle coordinates |
| 938 | gMC->TrackPosition(s); |
| 939 | for(Int_t j=0; j<=2; j++){ |
| 940 | x[j] = s[j]; |
| 941 | } |
| 942 | hits[0] = x[0]; |
| 943 | hits[1] = x[1]; |
| 944 | hits[2] = x[2]; |
| 945 | |
| 946 | // Determine in which ZDC the particle is |
| 947 | knamed = gMC->CurrentVolName(); |
| 948 | if(!strncmp(knamed,"ZN",2))vol[0]=1; |
| 949 | if(!strncmp(knamed,"ZP",2))vol[0]=2; |
| 950 | |
| 951 | // Determine in which quadrant the particle is |
| 952 | |
| 953 | //Quadrant in ZN |
| 954 | gMC->Gmtod(x,xdet,1); |
| 955 | if(vol[0]==1){ |
| 956 | if((xdet[0]<0.) && (xdet[1]>0.)) vol[1]=1; |
| 957 | if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2; |
| 958 | if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3; |
| 959 | if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4; |
| 960 | } |
| 961 | |
| 962 | //Quadrant in ZP |
| 963 | if(vol[0]==2){ |
| 964 | Float_t xqZP = xdet[0]/(fDimZP[0]/2); |
| 965 | for(int i=1; i<=4; i++){ |
| 966 | if(xqZP>(i-3) && xqZP<(i-2)){ |
| 967 | vol[1] = i; |
| 968 | break; |
| 969 | } |
| 970 | } |
| 971 | } |
| 972 | // printf(" -> Det. %d Quad. %d \n", vol[0], vol[1]); |
| 973 | |
| 974 | // Store impact point and kinetic energy of the ENTERING particle |
| 975 | |
| 976 | // Int_t Curtrack = gAlice->CurrentTrack(); |
| 977 | // Int_t Prim = gAlice->GetPrimary(Curtrack); |
| 978 | // printf ("Primary: %d, Current Track: %d \n", Prim, Curtrack); |
| 979 | |
| 980 | // if(Curtrack==Prim){ |
| 981 | if(gMC->IsTrackEntering()){ |
| 982 | //Particle energy |
| 983 | gMC->TrackMomentum(p); |
| 984 | // printf("p[0] = %f, p[1] = %f, p[2] = %f, p[3] = %f \n", |
| 985 | // p[0], p[1], p[2], p[3]); |
| 986 | hits[3] = p[3]; |
| 987 | |
| 988 | // Impact point on ZN |
| 989 | hits[4] = xdet[0]; |
| 990 | hits[5] = xdet[1]; |
| 991 | hits[7] = 0; |
| 992 | hits[8] = 0; |
| 993 | hits[9] = 0; |
| 994 | |
| 995 | // printf(" hits[2] = %f \n",hits[2]); |
| 996 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 997 | } |
| 998 | // } |
| 999 | |
| 1000 | // Charged particles -> Energy loss |
| 1001 | if((destep=gMC->Edep())){ |
| 1002 | if(gMC->IsTrackStop()){ |
| 1003 | gMC->TrackMomentum(p); |
| 1004 | m = gMC->TrackMass(); |
| 1005 | ekin = p[3]-m; |
| 1006 | if(ekin<0.) printf("ATTENTION!!!!!!!!!!!!!!! -> ekin = %f <0 (?)",ekin); |
| 1007 | hits[9] = ekin; |
| 1008 | hits[7] = 0.; |
| 1009 | hits[8] = 0.; |
| 1010 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1011 | } |
| 1012 | else{ |
| 1013 | hits[9] = destep; |
| 1014 | hits[7] = 0.; |
| 1015 | hits[8] = 0.; |
| 1016 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1017 | } |
| 1018 | // printf(" -> Charged particle -> Dep. E = %f eV \n",hits[8]); |
| 1019 | } |
| 1020 | // printf(" \n"); |
| 1021 | } |
| 1022 | |
| 1023 | |
| 1024 | // *** Light production in fibres |
| 1025 | if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){ |
| 1026 | // printf("%%%%%%%%%%%%%%%% Particle in fibre %%%%%%%%%%%%%%%%\n"); |
| 1027 | |
| 1028 | //Select charged particles |
| 1029 | if((destep=gMC->Edep())){ |
| 1030 | // printf(" -> CHARGED particle!!! \n"); |
| 1031 | |
| 1032 | // Particle velocity |
| 1033 | gMC->TrackMomentum(p); |
| 1034 | Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]); |
| 1035 | Float_t beta = ptot/p[3]; |
| 1036 | // printf("p[0] = %f, p[1] = %f, p[2] = %f, p[3] = %f, ptot = %f \n", |
| 1037 | // p[0], p[1], p[2], p[3], ptot); |
| 1038 | // Int_t pcID = gMC->TrackPid(); |
| 1039 | // printf(" Pc %d in quadrant %d -> beta = %f \n", pcID, vol[1], beta); |
| 1040 | if(beta<0.67) return; |
| 1041 | if((beta>=0.67) && (beta<=0.75)) ibeta = 0; |
| 1042 | if((beta>0.75) && (beta<=0.85)) ibeta = 1; |
| 1043 | if((beta>0.85) && (beta<=0.95)) ibeta = 2; |
| 1044 | if((beta>0.95) && (beta<=1.00)) ibeta = 3; |
| 1045 | |
| 1046 | // Angle between particle trajectory and fibre axis |
| 1047 | // 1 -> Momentum directions |
| 1048 | um[0] = p[0]/ptot; |
| 1049 | um[1] = p[1]/ptot; |
| 1050 | um[2] = p[2]/ptot; |
| 1051 | gMC->Gmtod(um,ud,2); |
| 1052 | // 2 -> Angle < limit angle |
| 1053 | Double_t alfar = TMath::ACos(ud[2]); |
| 1054 | Double_t alfa = alfar*kRaddeg; |
| 1055 | if(alfa>110.) return; |
| 1056 | ialfa = Int_t(1.+alfa/2.); |
| 1057 | |
| 1058 | // Distance between particle trajectory and fibre axis |
| 1059 | gMC->TrackPosition(s); |
| 1060 | for(Int_t j=0; j<=2; j++){ |
| 1061 | x[j] = s[j]; |
| 1062 | } |
| 1063 | gMC->Gmtod(x,xdet,1); |
| 1064 | if(TMath::Abs(ud[0])>0.00001){ |
| 1065 | Float_t dcoeff = ud[1]/ud[0]; |
| 1066 | be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.)); |
| 1067 | } |
| 1068 | else{ |
| 1069 | be = TMath::Abs(ud[0]); |
| 1070 | } |
| 1071 | |
| 1072 | if((vol[0]==1)) radius = fFibZN[1]; |
| 1073 | if((vol[0]==2)) radius = fFibZP[1]; |
| 1074 | ibe = Int_t(be*1000.+1); |
| 1075 | |
| 1076 | //Looking into the light tables |
| 1077 | Float_t charge = gMC->TrackCharge(); |
| 1078 | |
| 1079 | // (1) ZN |
| 1080 | if((vol[0]==1)) { |
| 1081 | if(ibe>fNben) ibe=fNben; |
| 1082 | out = charge*charge*fTablen[ibeta][ialfa][ibe]; |
| 1083 | // printf(" -> fTablen [%d][%d][%d] = %f \n", |
| 1084 | // ibeta, ialfa, ibe, fTablen[ibeta][ialfa][ibe]); |
| 1085 | if(gMC->GetMedium() == fMedSensF1){ |
| 1086 | hits[7] = out; //fLightPMQ |
| 1087 | hits[8] = 0; |
| 1088 | hits[9] = 0; |
| 1089 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1090 | } |
| 1091 | else{ |
| 1092 | hits[7] = 0; |
| 1093 | hits[8] = out; //fLightPMC |
| 1094 | hits[9] = 0; |
| 1095 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1096 | } |
| 1097 | } |
| 1098 | |
| 1099 | // (2) ZP |
| 1100 | if((vol[0]==2)) { |
| 1101 | if(ibe>fNbep) ibe=fNbep; |
| 1102 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; |
| 1103 | // printf(" -> fTablep [%d][%d][%d] = %f\n", |
| 1104 | // ibeta, ialfa, ibe, fTablen[ibeta][ialfa][ibe]); |
| 1105 | if(gMC->GetMedium() == fMedSensF1){ |
| 1106 | hits[7] = out; //fLightPMQ |
| 1107 | hits[8] = 0; |
| 1108 | hits[9] = 0; |
| 1109 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1110 | } |
| 1111 | else{ |
| 1112 | hits[7] = 0; |
| 1113 | hits[8] = out; //fLightPMC |
| 1114 | hits[9] = 0; |
| 1115 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1116 | } |
| 1117 | } |
| 1118 | } |
| 1119 | // printf("\n"); |
| 1120 | } |
| 1121 | } |
git://git.uio.no / u / mrichter / AliRoot.git / blame