| 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 | $Log$ |
| 866ab5a2 |
18 | Revision 1.5 2000/10/02 21:28:20 fca |
| 19 | Removal of useless dependecies via forward declarations |
| 20 | |
| 21 | Revision 1.3.2.1 2000/08/24 09:25:47 hristov |
| 22 | Patch by P.Hristov: Bug in ZDC geometry corrected by E.Scomparin |
| 23 | |
| 94de3818 |
24 | Revision 1.4 2000/08/24 09:23:59 hristov |
| 25 | Bug in ZDC geometry corrected by E.Scomparin |
| 26 | |
| 0500bdfc |
27 | Revision 1.3 2000/07/12 06:59:16 fca |
| 28 | Fixing dimension of hits array |
| 29 | |
| 366ff5c2 |
30 | Revision 1.2 2000/07/11 11:12:34 fca |
| 31 | Some syntax corrections for non standard HP aCC |
| 32 | |
| c0ceba4c |
33 | Revision 1.1 2000/07/10 13:58:01 fca |
| 34 | New version of ZDC from E.Scomparin & C.Oppedisano |
| 35 | |
| 68ca986e |
36 | Revision 1.7 2000/01/19 17:17:40 fca |
| 37 | |
| 38 | Revision 1.6 1999/09/29 09:24:35 fca |
| 39 | Introduction of the Copyright and cvs Log |
| 40 | |
| 41 | */ |
| 42 | |
| 43 | /////////////////////////////////////////////////////////////////////////////// |
| 44 | // // |
| 45 | // Zero Degree Calorimeter // |
| 866ab5a2 |
46 | // This class contains the basic functions for the ZDC // |
| 47 | // Functions specific to one particular geometry are // |
| 68ca986e |
48 | // contained in the derived classes // |
| 49 | // // |
| 50 | /////////////////////////////////////////////////////////////////////////////// |
| 51 | |
| 52 | #include <TBRIK.h> |
| 53 | #include <TNode.h> |
| 54 | #include <TMath.h> |
| 866ab5a2 |
55 | #include <TSystem.h> |
| 68ca986e |
56 | |
| 57 | #include "stdio.h" |
| 58 | #include "AliZDCv1.h" |
| 59 | #include "AliRun.h" |
| 94de3818 |
60 | #include "AliMagF.h" |
| 68ca986e |
61 | #include "AliMC.h" |
| 62 | #include "AliCallf77.h" |
| 63 | #include "AliConst.h" |
| 64 | #include "AliPDG.h" |
| 65 | |
| 66 | |
| 67 | ClassImp(AliZDCv1) |
| 68 | |
| 69 | |
| 70 | /////////////////////////////////////////////////////////////////////////////// |
| 71 | // // |
| 72 | // Zero Degree Calorimeter version 1 // |
| 73 | // // |
| 74 | /////////////////////////////////////////////////////////////////////////////// |
| 75 | |
| 76 | //_____________________________________________________________________________ |
| 77 | AliZDCv1::AliZDCv1() : AliZDC() |
| 78 | { |
| 79 | // |
| 80 | // Default constructor for Zero Degree Calorimeter |
| 81 | // |
| 866ab5a2 |
82 | fMedSensF1 = 0; |
| 83 | fMedSensF2 = 0; |
| 84 | fMedSensZN = 0; |
| 85 | fMedSensZP = 0; |
| 86 | fMedSensGR = 0; |
| 87 | fMedSensZEM = 0; |
| 88 | fMedSensPI = 0; |
| 89 | fNoShower = 0; |
| 68ca986e |
90 | } |
| 91 | |
| 92 | //_____________________________________________________________________________ |
| 93 | AliZDCv1::AliZDCv1(const char *name, const char *title) |
| 94 | : AliZDC(name,title) |
| 95 | { |
| 96 | // |
| 97 | // Standard constructor for Zero Degree Calorimeter |
| 98 | // |
| 866ab5a2 |
99 | fMedSensF1 = 0; |
| 100 | fMedSensF2 = 0; |
| 101 | fMedSensZN = 0; |
| 102 | fMedSensZP = 0; |
| 103 | fMedSensGR = 0; |
| 104 | fMedSensZEM = 0; |
| 105 | fMedSensPI = 0; |
| 106 | fNoShower = 0; |
| 68ca986e |
107 | } |
| 108 | |
| 109 | //_____________________________________________________________________________ |
| 110 | void AliZDCv1::CreateGeometry() |
| 111 | { |
| 112 | // |
| 113 | // Create the geometry for the Zero Degree Calorimeter version 1 |
| 114 | //* Initialize COMMON block ZDC_CGEOM |
| 115 | //* |
| 116 | |
| 117 | CreateBeamLine(); |
| 118 | CreateZDC(); |
| 119 | } |
| 120 | |
| 121 | //_____________________________________________________________________________ |
| 122 | void AliZDCv1::CreateBeamLine() |
| 123 | { |
| 124 | |
| 125 | Float_t angle; |
| 126 | Float_t zq, conpar[9], elpar[3], tubpar[3]; |
| 127 | Int_t im1, im2; |
| 128 | Float_t zd1, zd2; |
| 129 | |
| 130 | |
| 131 | Int_t *idtmed = fIdtmed->GetArray(); |
| 132 | |
| 133 | // -- Mother of the ZDC |
| 134 | |
| 135 | conpar[0] = 0.; |
| 136 | conpar[1] = 360.; |
| 137 | conpar[2] = 2.; |
| 0500bdfc |
138 | conpar[3] = 805.; |
| 68ca986e |
139 | conpar[4] = 0.; |
| 140 | conpar[5] = 55.; |
| 141 | conpar[6] = 13060.; |
| 142 | conpar[7] = 0.; |
| 143 | conpar[8] = 55.; |
| 144 | gMC->Gsvolu("ZDC ", "PCON", idtmed[10], conpar, 9); |
| 145 | gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
| 146 | |
| 147 | // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to |
| 148 | // beginning of D1) |
| 149 | |
| 150 | zd1 = 1921.6; |
| 151 | |
| 152 | tubpar[0] = 6.3/2.; |
| 153 | tubpar[1] = 6.7/2.; |
| 154 | tubpar[2] = 3916.7/2.; |
| 155 | gMC->Gsvolu("P001", "TUBE", idtmed[5], tubpar, 3); |
| 156 | gMC->Gspos("P001", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 157 | |
| 158 | //-- SECOND SECTION OF THE BEAM PIPE (FROM THE END OF D1 TO THE BEGINNING OF |
| 159 | // D2) |
| 160 | |
| 161 | //-- FROM MAGNETIC BEGINNING OG D1 TO MAGNETIC END OF D1 + 23.5 cm |
| 162 | //-- Elliptic pipe |
| 163 | |
| 164 | zd1 = 6310.8-472.5; |
| 165 | |
| 166 | elpar[0] = 6.84/2.; |
| 167 | elpar[1] = 5.86/2.; |
| 168 | elpar[2] = 945./2.; |
| 866ab5a2 |
169 | // gMC->Gsvolu("E001", "ELTU", idtmed[5], elpar, 3); |
| 170 | // gMC->Gspos("E001", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY"); |
| 171 | // |
| 68ca986e |
172 | elpar[0] = 6.44/2.; |
| 173 | elpar[1] = 5.46/2.; |
| 174 | elpar[2] = 945./2.; |
| 866ab5a2 |
175 | // gMC->Gsvolu("E002", "ELTU", idtmed[10], elpar, 3); |
| 176 | // gMC->Gspos("E002", 1, "E001", 0., 0., 0., 0, "ONLY"); |
| 68ca986e |
177 | |
| 178 | zd1 += 2.*elpar[2]; |
| 179 | |
| 180 | elpar[0] = 6.84/2.; |
| 181 | elpar[1] = 5.86/2.; |
| 182 | elpar[2] = 13.5/2.; |
| 866ab5a2 |
183 | // gMC->Gsvolu("E003", "ELTU", idtmed[5], elpar, 3); |
| 184 | // gMC->Gspos("E002", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY"); |
| 68ca986e |
185 | |
| 186 | elpar[0] = 6.44/2.; |
| 187 | elpar[1] = 5.46/2.; |
| 188 | elpar[2] = 13.5/2.; |
| 866ab5a2 |
189 | // gMC->Gsvolu("E004", "ELTU", idtmed[10], elpar, 3); |
| 190 | // gMC->Gspos("E004", 1, "E003", 0., 0., 0., 0, "ONLY"); |
| 68ca986e |
191 | |
| 192 | zd1 += 2.*elpar[2]; |
| 193 | |
| 194 | conpar[0] = 25./2.; |
| 195 | conpar[1] = 6.44/2.; |
| 196 | conpar[2] = 6.84/2.; |
| 197 | conpar[3] = 10./2.; |
| 198 | conpar[4] = 10.4/2.; |
| 199 | gMC->Gsvolu("C001", "CONE", idtmed[5], conpar, 5); |
| 200 | gMC->Gspos("C001", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 201 | |
| 202 | zd1 += 2.*conpar[0]; |
| 203 | |
| 204 | tubpar[0] = 10./2.; |
| 205 | tubpar[1] = 10.4/2.; |
| 206 | tubpar[2] = 50./2.; |
| 207 | gMC->Gsvolu("P002", "TUBE", idtmed[5], tubpar, 3); |
| 208 | gMC->Gspos("P002", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 209 | |
| 210 | zd1 += tubpar[2] * 2.; |
| 211 | |
| 212 | tubpar[0] = 10./2.; |
| 213 | tubpar[1] = 10.4/2.; |
| 214 | tubpar[2] = 10./2.; |
| 215 | gMC->Gsvolu("P003", "TUBE", idtmed[5], tubpar, 3); |
| 216 | gMC->Gspos("P003", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 217 | |
| 218 | zd1 += tubpar[2] * 2.; |
| 219 | |
| 220 | tubpar[0] = 10./2.; |
| 221 | tubpar[1] = 10.4/2.; |
| 222 | tubpar[2] = 3.16/2.; |
| 223 | gMC->Gsvolu("P004", "TUBE", idtmed[5], tubpar, 3); |
| 224 | gMC->Gspos("P004", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY"); |
| 225 | |
| 226 | zd1 += tubpar[2] * 2.; |
| 227 | |
| 228 | tubpar[0] = 10.0/2.; |
| 229 | tubpar[1] = 10.4/2; |
| 230 | tubpar[2] = 190./2.; |
| 231 | gMC->Gsvolu("P005", "TUBE", idtmed[5], tubpar, 3); |
| 232 | gMC->Gspos("P005", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 233 | |
| 234 | zd1 += tubpar[2] * 2.; |
| 235 | |
| 236 | conpar[0] = 30./2.; |
| 237 | conpar[1] = 10./2.; |
| 238 | conpar[2] = 10.4/2.; |
| 239 | conpar[3] = 20.6/2.; |
| 240 | conpar[4] = 21./2.; |
| 241 | gMC->Gsvolu("P006", "CONE", idtmed[5], conpar, 5); |
| 242 | gMC->Gspos("P006", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 243 | |
| 244 | zd1 += conpar[0] * 2.; |
| 245 | |
| 246 | tubpar[0] = 20.6/2.; |
| 247 | tubpar[1] = 21./2.; |
| 248 | tubpar[2] = 450./2.; |
| 249 | gMC->Gsvolu("P007", "TUBE", idtmed[5], tubpar, 3); |
| 250 | gMC->Gspos("P007", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 251 | |
| 252 | zd1 += tubpar[2] * 2.; |
| 253 | |
| 254 | conpar[0] = 13.6/2.; |
| 255 | conpar[1] = 20.6/2.; |
| 256 | conpar[2] = 21./2.; |
| 257 | conpar[3] = 25.4/2.; |
| 258 | conpar[4] = 25.8/2.; |
| 259 | gMC->Gsvolu("P008", "CONE", idtmed[5], conpar, 5); |
| 260 | gMC->Gspos("P008", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 261 | |
| 262 | zd1 += conpar[0] * 2.; |
| 263 | |
| 264 | tubpar[0] = 25.4/2.; |
| 265 | tubpar[1] = 25.8/2.; |
| 266 | tubpar[2] = 205.8/2.; |
| 267 | gMC->Gsvolu("P009", "TUBE", idtmed[5], tubpar, 3); |
| 268 | gMC->Gspos("P009", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 269 | |
| 270 | zd1 += tubpar[2] * 2.; |
| 271 | |
| 272 | tubpar[0] = 50./2.; |
| 273 | tubpar[1] = 50.4/2.; |
| 274 | tubpar[2] = 505.4/2.; |
| 275 | gMC->Gsvolu("P010", "TUBE", idtmed[5], tubpar, 3); |
| 276 | gMC->Gspos("P010", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 277 | |
| 278 | zd1 += tubpar[2] * 2.; |
| 279 | |
| 280 | tubpar[0] = 50./2.; |
| 281 | tubpar[1] = 50.4/2.; |
| 282 | tubpar[2] = 700./2.; |
| 283 | gMC->Gsvolu("P011", "TUBE", idtmed[5], tubpar, 3); |
| 284 | gMC->Gspos("P011", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 285 | |
| 286 | zd1 += tubpar[2] * 2.; |
| 287 | |
| 288 | tubpar[0] = 50./2.; |
| 289 | tubpar[1] = 50.4/2.; |
| 290 | tubpar[2] = 778.5/2.; |
| 291 | gMC->Gsvolu("P012", "TUBE", idtmed[5], tubpar, 3); |
| 292 | gMC->Gspos("P012", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 293 | |
| 294 | zd1 += tubpar[2] * 2.; |
| 295 | |
| 296 | conpar[0] = 14.18/2.; |
| 297 | conpar[1] = 50./2.; |
| 298 | conpar[2] = 50.4/2.; |
| 299 | conpar[3] = 55./2.; |
| 300 | conpar[4] = 55.4/2.; |
| 301 | gMC->Gsvolu("P013", "CONE", idtmed[5], conpar, 5); |
| 302 | gMC->Gspos("P013", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 303 | |
| 304 | zd1 += conpar[0] * 2.; |
| 305 | |
| 306 | tubpar[0] = 55./2.; |
| 307 | tubpar[1] = 55.4/2.; |
| 308 | tubpar[2] = 730./2.; |
| 309 | gMC->Gsvolu("P014", "TUBE", idtmed[5], tubpar, 3); |
| 310 | gMC->Gspos("P014", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 311 | |
| 312 | zd1 += tubpar[2] * 2.; |
| 313 | |
| 314 | conpar[0] = 36.86/2.; |
| 315 | conpar[1] = 55./2.; |
| 316 | conpar[2] = 55.4/2.; |
| 317 | conpar[3] = 68./2.; |
| 318 | conpar[4] = 68.4/2.; |
| 319 | gMC->Gsvolu("P015", "CONE", idtmed[5], conpar, 5); |
| 320 | gMC->Gspos("P015", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| 321 | |
| 322 | zd1 += conpar[0] * 2.; |
| 323 | |
| 324 | tubpar[0] = 68./2.; |
| 325 | tubpar[1] = 68.4/2.; |
| 326 | tubpar[2] = 927.3/2.; |
| 327 | gMC->Gsvolu("P016", "TUBE", idtmed[5], tubpar, 3); |
| 328 | gMC->Gspos("P016", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 329 | |
| 330 | zd1 += tubpar[2] * 2.; |
| 331 | |
| 332 | tubpar[0] = 0./2.; |
| 333 | tubpar[1] = 68.4/2.; |
| 334 | tubpar[2] = 0.2/2.; |
| 866ab5a2 |
335 | gMC->Gsvolu("P017", "TUBE", idtmed[8], tubpar, 3); |
| 68ca986e |
336 | gMC->Gspos("P017", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 337 | |
| 338 | zd1 += tubpar[2] * 2.; |
| 339 | |
| 340 | tubpar[0] = 0./2.; |
| 341 | tubpar[1] = 5./2.; |
| 342 | tubpar[2] = 0.2/2.; |
| 343 | gMC->Gsvolu("Q017", "TUBE", idtmed[10], tubpar, 3); |
| 344 | |
| 345 | //-- Position Q017 inside P017 |
| 346 | gMC->Gspos("Q017", 1, "P017", -7.7, 0., 0., 0, "ONLY"); |
| 347 | |
| 348 | tubpar[0] = 0./2.; |
| 349 | tubpar[1] = 7./2.; |
| 350 | tubpar[2] = 0.2/2.; |
| 351 | gMC->Gsvolu("R017", "TUBE", idtmed[10], tubpar, 3); |
| 352 | |
| 353 | //-- Position R017 inside P017 |
| 354 | gMC->Gspos("R017", 1, "P017", 7.7, 0., 0., 0, "ONLY"); |
| 355 | |
| 356 | //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2 |
| 357 | |
| 358 | tubpar[0] = 5./2.; |
| 359 | tubpar[1] = 5.4/2.; |
| 360 | tubpar[2] = 678./2.; |
| 361 | gMC->Gsvolu("P018", "TUBE", idtmed[5], tubpar, 3); |
| 362 | |
| 363 | tubpar[0] = 7./2.; |
| 364 | tubpar[1] = 7.4/2.; |
| 365 | tubpar[2] = 678./2.; |
| 366 | gMC->Gsvolu("P019", "TUBE", idtmed[5], tubpar, 3); |
| 367 | |
| 368 | // -- ROTATE PIPES |
| 369 | |
| 370 | AliMatrix(im1, 90.-0.071, 0., 90., 90., .071, 180.); |
| 371 | angle = .071*kDegrad; |
| 372 | gMC->Gspos("P018", 1, "ZDC ", TMath::Sin(angle) * 645. / 2. - 9.7 + |
| 373 | TMath::Sin(angle) * 945. / 2., 0., tubpar[2] + zd1, im1, "ONLY"); |
| 374 | AliMatrix(im2, 90.+0.071, 0., 90., 90., .071, 0.); |
| 375 | gMC->Gspos("P019", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 645. / 2., 0., |
| 376 | tubpar[2] + zd1, im2, "ONLY"); |
| 377 | |
| 378 | // -- END OF BEAM PIPE VOLUME DEFINITION. MAGNET DEFINITION FOLLOWS |
| 379 | // (LHC OPTICS 6) |
| 380 | |
| 381 | // -- COMPENSATOR DIPOLE (MBXW) |
| 382 | // GAP (VACUUM WITH MAGNETIC FIELD) |
| 383 | |
| 384 | tubpar[0] = 0.; |
| 385 | tubpar[1] = 4.5; |
| 386 | tubpar[2] = 340./2.; |
| 387 | gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); |
| 388 | gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
| 389 | |
| 390 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
| 391 | |
| 392 | tubpar[0] = 4.5; |
| 393 | tubpar[1] = 55.; |
| 394 | tubpar[2] = 340./2.; |
| 395 | gMC->Gsvolu("YMBX", "TUBE", idtmed[5], tubpar, 3); |
| 396 | gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
| 397 | |
| 398 | // -- COMPENSATOR DIPOLE (MCBWA) |
| 399 | // GAP (VACUUM WITH MAGNETIC FIELD) |
| 400 | |
| 401 | tubpar[0] = 0.; |
| 402 | tubpar[1] = 4.5; |
| 403 | tubpar[2] = 170./2.; |
| 404 | gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3); |
| 405 | gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
| 406 | |
| 407 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
| 408 | |
| 409 | tubpar[0] = 4.5; |
| 410 | tubpar[1] = 55.; |
| 411 | tubpar[2] = 170./2.; |
| 412 | gMC->Gsvolu("YMCB", "TUBE", idtmed[5], tubpar, 3); |
| 413 | gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
| 414 | |
| 415 | // -- INNER TRIPLET |
| 416 | |
| 417 | zq = 2300.; |
| 418 | |
| 419 | // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT |
| 420 | |
| 421 | // MQXL |
| 422 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 423 | |
| 424 | tubpar[0] = 0.; |
| 425 | tubpar[1] = 3.5; |
| 426 | tubpar[2] = 630./2.; |
| 427 | gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3); |
| 428 | |
| 429 | // -- YOKE |
| 430 | |
| 431 | tubpar[0] = 3.5; |
| 432 | tubpar[1] = 22.; |
| 433 | tubpar[2] = 630./2.; |
| 434 | gMC->Gsvolu("YMQL", "TUBE", idtmed[5], tubpar, 3); |
| 435 | |
| 436 | gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
| 437 | gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
| 438 | |
| 439 | gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
| 440 | gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
| 441 | |
| 442 | // -- MQX |
| 443 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 444 | |
| 445 | tubpar[0] = 0.; |
| 446 | tubpar[1] = 3.5; |
| 447 | tubpar[2] = 550./2.; |
| 448 | gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3); |
| 449 | |
| 450 | // -- YOKE |
| 451 | |
| 452 | tubpar[0] = 3.5; |
| 453 | tubpar[1] = 22.; |
| 454 | tubpar[2] = 550./2.; |
| 455 | gMC->Gsvolu("YMQ ", "TUBE", idtmed[5], tubpar, 3); |
| 456 | |
| 457 | gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY"); |
| 458 | gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY"); |
| 459 | |
| 460 | gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY"); |
| 461 | gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY"); |
| 462 | |
| 463 | // -- SEPARATOR DIPOLE D1 |
| 464 | |
| 465 | zd1 = 5838.3; |
| 466 | |
| 467 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 468 | |
| 469 | tubpar[0] = 0.; |
| 470 | tubpar[1] = 7.5/2.; |
| 471 | tubpar[2] = 945./2.; |
| 472 | gMC->Gsvolu("D1 ", "TUBE", idtmed[11], tubpar, 3); |
| 473 | |
| 474 | // -- YOKE |
| 475 | |
| 476 | tubpar[0] = 0.; |
| 477 | tubpar[1] = 110./2; |
| 478 | tubpar[2] = 945./2.; |
| 479 | gMC->Gsvolu("YD1 ", "TUBE", idtmed[5], tubpar, 3); |
| 480 | |
| 481 | gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| 482 | gMC->Gspos("D1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); |
| 483 | |
| 484 | // -- DIPOLE D2 |
| 485 | |
| 486 | zd2 = 12147.6; |
| 487 | |
| 488 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| 489 | |
| 490 | tubpar[0] = 0.; |
| 491 | tubpar[1] = 7.5/2.; |
| 492 | tubpar[2] = 945./2.; |
| 493 | gMC->Gsvolu("D2 ", "TUBE", idtmed[11], tubpar, 3); |
| 494 | |
| 495 | // -- YOKE |
| 496 | |
| 497 | tubpar[0] = 0.; |
| 498 | tubpar[1] = 55.; |
| 499 | tubpar[2] = 945./2.; |
| 500 | gMC->Gsvolu("YD2 ", "TUBE", idtmed[5], tubpar, 3); |
| 501 | |
| 502 | gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY"); |
| 503 | |
| 504 | gMC->Gspos("D2 ", 1, "YD2 ", -9.7, 0., 0., 0, "ONLY"); |
| 505 | gMC->Gspos("D2 ", 2, "YD2 ", 9.7, 0., 0., 0, "ONLY"); |
| 506 | |
| 507 | // -- END OF MAGNET DEFINITION |
| 508 | } |
| 509 | |
| 510 | //_____________________________________________________________________________ |
| 511 | void AliZDCv1::CreateZDC() |
| 512 | { |
| 513 | |
| 514 | Int_t *idtmed = fIdtmed->GetArray(); |
| 866ab5a2 |
515 | Int_t irot1, irot2; |
| 516 | Float_t DimPb[6], DimVoid[6]; |
| 517 | |
| 68ca986e |
518 | |
| 519 | //-- Create calorimeters geometry |
| 520 | |
| 521 | //--> Neutron calorimeter (ZN) |
| 522 | |
| 523 | gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material |
| 524 | gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material |
| 525 | gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3); |
| 526 | gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3); |
| 527 | gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3); |
| 528 | gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves |
| 529 | gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3); |
| 530 | gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3); |
| 531 | gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3); |
| 532 | |
| 533 | // Divide ZNEU in towers (for hits purposes) |
| 534 | |
| 535 | gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower |
| 536 | gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower |
| 537 | |
| 538 | //-- Divide ZN1 in minitowers |
| 539 | // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS, |
| 540 | // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS |
| 541 | // (4 fibres per minitower) |
| 542 | |
| 543 | gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices |
| 544 | gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks |
| 545 | |
| 546 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
| 547 | Float_t dx = fDimZN[0] / fDivZN[0] / 4.; |
| 548 | Float_t dy = fDimZN[1] / fDivZN[1] / 4.; |
| 549 | |
| 550 | gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
| 551 | gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
| 552 | gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
| 553 | gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
| 554 | |
| 555 | // --- Position the fibers in the grooves |
| 556 | gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY"); |
| 557 | gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY"); |
| 558 | gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY"); |
| 559 | gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY"); |
| 560 | |
| 561 | // --- Position the neutron calorimeter in ZDC |
| 562 | gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2] + fDimZN[2], 0, "ONLY"); |
| 563 | |
| 866ab5a2 |
564 | |
| 565 | //--> Proton calorimeter (ZP) |
| 68ca986e |
566 | |
| 567 | gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material |
| 568 | gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material |
| 569 | gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3); |
| 570 | gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3); |
| 571 | gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3); |
| 572 | gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves |
| 573 | gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3); |
| 574 | gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3); |
| 575 | gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3); |
| 576 | |
| 577 | //-- Divide ZPRO in towers(for hits purposes) |
| 578 | |
| 579 | gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower |
| 580 | gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower |
| 581 | |
| 582 | |
| 583 | //-- Divide ZP1 in minitowers |
| 584 | // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER, |
| 585 | // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER |
| 586 | // (4 fiber per minitower) |
| 587 | |
| 588 | gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices |
| 589 | gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks |
| 590 | |
| 591 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
| 592 | dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.; |
| 593 | dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.; |
| 594 | |
| 595 | gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
| 596 | gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
| 597 | gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
| 598 | gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
| 599 | |
| 600 | // --- Position the fibers in the grooves |
| 601 | gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY"); |
| 602 | gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY"); |
| 603 | gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY"); |
| 604 | gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY"); |
| 605 | |
| 606 | |
| 607 | // --- Position the proton calorimeter in ZDC |
| 608 | gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2] + fDimZP[2], 0, "ONLY"); |
| 866ab5a2 |
609 | |
| 610 | |
| 611 | |
| 612 | //--> EM calorimeter (ZEM) |
| 613 | |
| 614 | gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6); |
| 615 | |
| 616 | gMC->Matrix(irot1,0.,0.,90.,90.,90.,180.); // Rotation matrix 1 |
| 617 | gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]); // Rotation matrix 2 |
| 618 | // printf("irot1 = %d, irot2 = %d \n", irot1, irot2); |
| 619 | |
| 620 | gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material |
| 621 | |
| 622 | gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches |
| 623 | |
| 624 | DimPb[0] = fDimZEMPb; // Lead slices |
| 625 | DimPb[1] = fDimZEM[2]; |
| 626 | DimPb[2] = fDimZEM[1]; |
| 627 | DimPb[3] = 90.-fDimZEM[3]; |
| 628 | DimPb[4] = 0.; |
| 629 | DimPb[5] = 0.; |
| 630 | gMC->Gsvolu("ZEL0", "PARA", idtmed[6], DimPb, 6); |
| 631 | gMC->Gsvolu("ZEL1", "PARA", idtmed[6], DimPb, 6); |
| 632 | gMC->Gsvolu("ZEL2", "PARA", idtmed[6], DimPb, 6); |
| 633 | |
| 634 | // --- Position the lead slices in the tranche |
| 635 | Float_t zTran = fDimZEM[0]/fDivZEM[2]; |
| 636 | Float_t zTrPb = -zTran+fDimZEMPb; |
| 637 | gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY"); |
| 638 | gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY"); |
| 639 | |
| 640 | // --- Vacuum zone (to be filled with fibres) |
| 641 | DimVoid[0] = (zTran-2*fDimZEMPb)/2.; |
| 642 | DimVoid[1] = fDimZEM[2]; |
| 643 | DimVoid[2] = fDimZEM[1]; |
| 644 | DimVoid[3] = 90.-fDimZEM[3]; |
| 645 | DimVoid[4] = 0.; |
| 646 | DimVoid[5] = 0.; |
| 647 | gMC->Gsvolu("ZEV0", "PARA", idtmed[10], DimVoid,6); |
| 648 | gMC->Gsvolu("ZEV1", "PARA", idtmed[10], DimVoid,6); |
| 649 | |
| 650 | // --- Divide the vacuum slice into sticks along x axis |
| 651 | gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3); |
| 652 | gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3); |
| 653 | |
| 654 | // --- Positioning the fibers into the sticks |
| 655 | gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY"); |
| 656 | gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY"); |
| 657 | |
| 658 | // --- Positioning the vacuum slice into the tranche |
| 659 | Float_t DisplFib = fDimZEM[1]/fDivZEM[0]; |
| 660 | gMC->Gspos("ZEV0", 1,"ZETR", -DimVoid[0], 0., 0., 0, "ONLY"); |
| 661 | gMC->Gspos("ZEV1", 1,"ZETR", -DimVoid[0]+zTran, 0., DisplFib, 0, "ONLY"); |
| 662 | |
| 663 | // --- Positioning the ZEM into the ZDC - rotation for 90 degrees |
| 664 | gMC->Gspos("ZEM ", 1,"ZDC ", fPosZEM[0], fPosZEM[1], fPosZEM[2], irot1, "ONLY"); |
| 665 | |
| 666 | // --- Adding last slice at the end of the EM calorimeter |
| 667 | Float_t zLastSlice = fPosZEM[2]+fDimZEMPb+fDimZEM[0]; |
| 668 | gMC->Gspos("ZEL2", 1,"ZDC ", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY"); |
| 68ca986e |
669 | |
| 670 | } |
| 671 | |
| 672 | //_____________________________________________________________________________ |
| 673 | void AliZDCv1::DrawModule() |
| 674 | { |
| 675 | // |
| 676 | // Draw a shaded view of the Zero Degree Calorimeter version 1 |
| 677 | // |
| 678 | |
| 679 | // Set everything unseen |
| 680 | gMC->Gsatt("*", "seen", -1); |
| 681 | // |
| 682 | // Set ALIC mother transparent |
| 683 | gMC->Gsatt("ALIC","SEEN",0); |
| 684 | // |
| 685 | // Set the volumes visible |
| 686 | gMC->Gsatt("ZDC ","SEEN",0); |
| 687 | gMC->Gsatt("P001","SEEN",1); |
| 688 | gMC->Gsatt("E001","SEEN",1); |
| 689 | gMC->Gsatt("E002","SEEN",1); |
| 690 | gMC->Gsatt("E003","SEEN",1); |
| 691 | gMC->Gsatt("E004","SEEN",1); |
| 692 | gMC->Gsatt("C001","SEEN",1); |
| 693 | gMC->Gsatt("P002","SEEN",1); |
| 694 | gMC->Gsatt("P003","SEEN",1); |
| 695 | gMC->Gsatt("P004","SEEN",1); |
| 696 | gMC->Gsatt("P005","SEEN",1); |
| 697 | gMC->Gsatt("P006","SEEN",1); |
| 698 | gMC->Gsatt("P007","SEEN",1); |
| 699 | gMC->Gsatt("P008","SEEN",1); |
| 700 | gMC->Gsatt("P009","SEEN",1); |
| 701 | gMC->Gsatt("P010","SEEN",1); |
| 702 | gMC->Gsatt("P011","SEEN",1); |
| 703 | gMC->Gsatt("P012","SEEN",1); |
| 704 | gMC->Gsatt("P013","SEEN",1); |
| 705 | gMC->Gsatt("P014","SEEN",1); |
| 706 | gMC->Gsatt("P015","SEEN",1); |
| 707 | gMC->Gsatt("P016","SEEN",1); |
| 708 | gMC->Gsatt("P017","SEEN",1); |
| 709 | gMC->Gsatt("Q017","SEEN",1); |
| 710 | gMC->Gsatt("R017","SEEN",1); |
| 711 | gMC->Gsatt("P018","SEEN",1); |
| 712 | gMC->Gsatt("P019","SEEN",1); |
| 713 | gMC->Gsatt("MBXW","SEEN",1); |
| 714 | gMC->Gsatt("YMBX","SEEN",1); |
| 715 | gMC->Gsatt("MCBW","SEEN",1); |
| 716 | gMC->Gsatt("YMCB","SEEN",1); |
| 717 | gMC->Gsatt("MQXL","SEEN",1); |
| 718 | gMC->Gsatt("YMQL","SEEN",1); |
| 719 | gMC->Gsatt("MQX ","SEEN",1); |
| 720 | gMC->Gsatt("YMQ ","SEEN",1); |
| 721 | gMC->Gsatt("D1 ","SEEN",1); |
| 722 | gMC->Gsatt("YD1 ","SEEN",1); |
| 723 | gMC->Gsatt("D2 ","SEEN",1); |
| 724 | gMC->Gsatt("YD2 ","SEEN",1); |
| 725 | gMC->Gsatt("ZNEU","SEEN",0); |
| 726 | gMC->Gsatt("ZNF1","SEEN",0); |
| 727 | gMC->Gsatt("ZNF2","SEEN",0); |
| 728 | gMC->Gsatt("ZNF3","SEEN",0); |
| 729 | gMC->Gsatt("ZNF4","SEEN",0); |
| 730 | gMC->Gsatt("ZNG1","SEEN",0); |
| 731 | gMC->Gsatt("ZNG2","SEEN",0); |
| 732 | gMC->Gsatt("ZNG3","SEEN",0); |
| 733 | gMC->Gsatt("ZNG4","SEEN",0); |
| 734 | gMC->Gsatt("ZNTX","SEEN",0); |
| 735 | gMC->Gsatt("ZN1 ","COLO",2); |
| 736 | gMC->Gsatt("ZN1 ","SEEN",1); |
| 737 | gMC->Gsatt("ZNSL","SEEN",0); |
| 738 | gMC->Gsatt("ZNST","SEEN",0); |
| 739 | gMC->Gsatt("ZPRO","SEEN",0); |
| 740 | gMC->Gsatt("ZPF1","SEEN",0); |
| 741 | gMC->Gsatt("ZPF2","SEEN",0); |
| 742 | gMC->Gsatt("ZPF3","SEEN",0); |
| 743 | gMC->Gsatt("ZPF4","SEEN",0); |
| 744 | gMC->Gsatt("ZPG1","SEEN",0); |
| 745 | gMC->Gsatt("ZPG2","SEEN",0); |
| 746 | gMC->Gsatt("ZPG3","SEEN",0); |
| 747 | gMC->Gsatt("ZPG4","SEEN",0); |
| 748 | gMC->Gsatt("ZPTX","SEEN",0); |
| 749 | gMC->Gsatt("ZP1 ","COLO",2); |
| 750 | gMC->Gsatt("ZP1 ","SEEN",1); |
| 751 | gMC->Gsatt("ZPSL","SEEN",0); |
| 752 | gMC->Gsatt("ZPST","SEEN",0); |
| 866ab5a2 |
753 | gMC->Gsatt("ZEM ","COLO",2); |
| 754 | gMC->Gsatt("ZEM ","SEEN",1); |
| 755 | gMC->Gsatt("ZEMF","SEEN",0); |
| 756 | gMC->Gsatt("ZETR","SEEN",0); |
| 757 | gMC->Gsatt("ZEL0","SEEN",0); |
| 758 | gMC->Gsatt("ZEL1","SEEN",0); |
| 759 | gMC->Gsatt("ZEL2","SEEN",0); |
| 760 | gMC->Gsatt("ZEV0","SEEN",0); |
| 761 | gMC->Gsatt("ZEV1","SEEN",0); |
| 762 | gMC->Gsatt("ZES0","SEEN",0); |
| 763 | gMC->Gsatt("ZES1","SEEN",0); |
| 68ca986e |
764 | |
| 765 | // |
| 766 | gMC->Gdopt("hide", "on"); |
| 767 | gMC->Gdopt("shad", "on"); |
| 768 | gMC->Gsatt("*", "fill", 7); |
| 769 | gMC->SetClipBox("."); |
| 770 | gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000); |
| 771 | gMC->DefaultRange(); |
| 772 | gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07); |
| 773 | gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1"); |
| 774 | gMC->Gdman(18, 4, "MAN"); |
| 775 | } |
| 776 | |
| 777 | //_____________________________________________________________________________ |
| 778 | void AliZDCv1::CreateMaterials() |
| 779 | { |
| 780 | // |
| 781 | // Create Materials for the Zero Degree Calorimeter |
| 782 | // |
| 783 | // Origin : E. Scomparin |
| 784 | |
| 785 | Int_t *idtmed = fIdtmed->GetArray(); |
| 786 | |
| 866ab5a2 |
787 | Float_t dens, ubuf[1], wmat[2], a[2], z[2], epsil=0.001, stmin=0.01; |
| 788 | Int_t i, isvolActive, isvol, inofld; |
| 68ca986e |
789 | Float_t fieldm = gAlice->Field()->Max(); |
| 68ca986e |
790 | Float_t tmaxfd=gAlice->Field()->Max(); |
| 866ab5a2 |
791 | Int_t isxfld = gAlice->Field()->Integ(); |
| 792 | Float_t deemax=-1; |
| 68ca986e |
793 | Float_t stemax; |
| 794 | |
| 795 | // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3 |
| 796 | |
| 797 | // --- Tantalum -> ZN passive material |
| 798 | ubuf[0] = 1.1; |
| 799 | AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1); |
| 800 | |
| 801 | // --- Tungsten |
| 802 | // ubuf[0] = 1.11; |
| 803 | // AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1); |
| 804 | |
| 805 | // --- Brass (CuZn) -> ZP passive material |
| 806 | dens = 8.48; |
| 807 | a[0] = 63.546; |
| 808 | a[1] = 65.39; |
| 809 | z[0] = 29.; |
| 810 | z[1] = 30.; |
| 811 | wmat[0] = .63; |
| 812 | wmat[1] = .37; |
| 813 | AliMixture(2, "BRASS ", a, z, dens, 2, wmat); |
| 814 | |
| 815 | // --- SiO2 |
| 816 | dens = 2.64; |
| 817 | a[0] = 28.086; |
| 818 | a[1] = 15.9994; |
| 819 | z[0] = 14.; |
| 820 | z[1] = 8.; |
| 821 | wmat[0] = 1.; |
| 822 | wmat[1] = 2.; |
| 823 | AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); |
| 866ab5a2 |
824 | |
| 825 | |
| 826 | // --- Lead |
| 827 | ubuf[0] = 1.12; |
| 828 | AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1); |
| 68ca986e |
829 | |
| 830 | // --- Copper |
| 831 | // ubuf[0] = 1.1; |
| 832 | // AliMaterial(7, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); |
| 833 | |
| 866ab5a2 |
834 | // --- Iron (energy loss taken into account) |
| 835 | ubuf[0] = 1.1; |
| 836 | AliMaterial(6, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
| 68ca986e |
837 | |
| 866ab5a2 |
838 | // --- Iron (no energy loss) |
| 68ca986e |
839 | ubuf[0] = 1.1; |
| 866ab5a2 |
840 | AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
| 68ca986e |
841 | |
| 842 | // --- Vacuum (no magnetic field) |
| 843 | AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
| 844 | |
| 845 | // --- Vacuum (with magnetic field) |
| 846 | AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
| 847 | |
| 848 | // --- Air (no magnetic field) |
| 849 | AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0); |
| 850 | |
| 851 | // --- Definition of tracking media: |
| 852 | |
| 853 | // --- Tantalum = 1 ; |
| 854 | // --- Brass = 2 ; |
| 855 | // --- Fibers (SiO2) = 3 ; |
| 856 | // --- Fibers (SiO2) = 4 ; |
| 866ab5a2 |
857 | // --- Lead = 5 ; |
| 858 | // --- Iron (with energy loss) = 6 ; |
| 859 | // --- Iron (without energy loss) = 7 ; |
| 68ca986e |
860 | // --- Vacuum (no field) = 10 |
| 861 | // --- Vacuum (with field) = 11 |
| 862 | // --- Air (no field) = 12 |
| 863 | |
| 864 | |
| 865 | // --- Tracking media parameters |
| 866 | epsil = .01; |
| 867 | stemax = 1.; |
| 868 | isvol = 0; |
| 869 | isvolActive = 1; |
| 870 | inofld = 0; |
| 871 | fieldm = 0.; |
| 872 | |
| 873 | AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 874 | // AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 875 | AliMedium(2, "ZBRASS", 2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 876 | AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 877 | AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 866ab5a2 |
878 | AliMedium(6, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 68ca986e |
879 | // AliMedium(7, "ZCOPP", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 866ab5a2 |
880 | AliMedium(5, "ZIRON", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 881 | AliMedium(8, "ZIRONN", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 68ca986e |
882 | AliMedium(10, "ZVOID", 10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 883 | AliMedium(12, "ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin); |
| 884 | |
| 885 | fieldm = 45.; |
| 886 | AliMedium(11, "ZVOIM", 11, isvol, isxfld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| 887 | |
| 888 | // Thresholds for showering in the ZDCs |
| 889 | |
| 890 | i = 1; |
| 891 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| 892 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| 893 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| 894 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| 895 | i = 2; |
| 896 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| 897 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| 898 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| 899 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| 866ab5a2 |
900 | i = 6; |
| 901 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| 902 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| 903 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| 904 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| 68ca986e |
905 | |
| 906 | // Avoid too detailed showering along the beam line |
| 907 | |
| 908 | i = 5; |
| 909 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
| 910 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
| 911 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
| 912 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
| 913 | |
| 914 | // Avoid interaction in fibers (only energy loss allowed) |
| 915 | i = 3; |
| 916 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| 917 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| 918 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| 919 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| 920 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
| 921 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| 922 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| 923 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| 924 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| 925 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| 926 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| 927 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| 928 | i = 4; |
| 929 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| 930 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| 931 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| 932 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| 933 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
| 934 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| 935 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| 936 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| 937 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| 938 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| 939 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| 940 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| 866ab5a2 |
941 | |
| 942 | // Avoid interaction in void |
| 943 | i = 10; |
| 944 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| 945 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| 946 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| 947 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| 948 | gMC->Gstpar(idtmed[i], "LOSS", 0.); |
| 949 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| 950 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| 951 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| 952 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| 953 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| 954 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| 955 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| 956 | |
| 68ca986e |
957 | // |
| 866ab5a2 |
958 | fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 |
| 959 | fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 |
| 960 | fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material |
| 961 | fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material |
| 962 | fMedSensZEM = idtmed[6]; // Sensitive volume: ZEM passive material |
| 963 | fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves |
| 964 | fMedSensPI = idtmed[5]; // Sensitive volume: beam pipes |
| 68ca986e |
965 | } |
| 966 | |
| 967 | //_____________________________________________________________________________ |
| 968 | void AliZDCv1::Init() |
| 969 | { |
| 970 | InitTables(); |
| 68ca986e |
971 | } |
| 972 | |
| 973 | //_____________________________________________________________________________ |
| 974 | void AliZDCv1::InitTables() |
| 975 | { |
| c0ceba4c |
976 | Int_t k, j; |
| 68ca986e |
977 | //Initialize parameters for light tables and read them |
| 978 | fNalfan = 90; |
| 979 | fNalfap = 90; |
| 980 | fNben = 18; |
| 981 | fNbep = 28; |
| 982 | |
| 866ab5a2 |
983 | char *lightfName1,*lightfName2,*lightfName3,*lightfName4, |
| 984 | *lightfName5,*lightfName6,*lightfName7,*lightfName8; |
| 68ca986e |
985 | FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8; |
| 986 | |
| 866ab5a2 |
987 | lightfName1 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362207s"); |
| 988 | if((fp1 = fopen(lightfName1,"r")) == NULL){ |
| 68ca986e |
989 | printf("Cannot open file fp1 \n"); |
| 990 | return; |
| 991 | } |
| 866ab5a2 |
992 | lightfName2 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362208s"); |
| 993 | if((fp2 = fopen(lightfName2,"r")) == NULL){ |
| 68ca986e |
994 | printf("Cannot open file fp2 \n"); |
| 995 | return; |
| 996 | } |
| 866ab5a2 |
997 | lightfName3 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362209s"); |
| 998 | if((fp3 = fopen(lightfName3,"r")) == NULL){ |
| 68ca986e |
999 | printf("Cannot open file fp3 \n"); |
| 1000 | return; |
| 1001 | } |
| 866ab5a2 |
1002 | lightfName4 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362210s"); |
| 1003 | if((fp4 = fopen(lightfName4,"r")) == NULL){ |
| 68ca986e |
1004 | printf("Cannot open file fp4 \n"); |
| 1005 | return; |
| 1006 | } |
| 1007 | // printf(" --- Reading light tables for ZN \n"); |
| c0ceba4c |
1008 | for(k=0; k<fNalfan; k++){ |
| 1009 | for(j=0; j<fNben; j++){ |
| 68ca986e |
1010 | fscanf(fp1,"%f",&fTablen[0][k][j]); |
| 1011 | fscanf(fp2,"%f",&fTablen[1][k][j]); |
| 1012 | fscanf(fp3,"%f",&fTablen[2][k][j]); |
| 1013 | fscanf(fp4,"%f",&fTablen[3][k][j]); |
| 1014 | } |
| 1015 | } |
| 1016 | fclose(fp1); |
| 1017 | fclose(fp2); |
| 1018 | fclose(fp3); |
| 1019 | fclose(fp4); |
| 1020 | |
| 866ab5a2 |
1021 | lightfName5 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552207s"); |
| 1022 | if((fp5 = fopen(lightfName5,"r")) == NULL){ |
| 68ca986e |
1023 | printf("Cannot open file fp5 \n"); |
| 1024 | return; |
| 1025 | } |
| 866ab5a2 |
1026 | lightfName6 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552208s"); |
| 1027 | if((fp6 = fopen(lightfName6,"r")) == NULL){ |
| 68ca986e |
1028 | printf("Cannot open file fp6 \n"); |
| 1029 | return; |
| 1030 | } |
| 866ab5a2 |
1031 | lightfName7 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552209s"); |
| 1032 | if((fp7 = fopen(lightfName7,"r")) == NULL){ |
| 68ca986e |
1033 | printf("Cannot open file fp7 \n"); |
| 1034 | return; |
| 1035 | } |
| 866ab5a2 |
1036 | lightfName8 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552210s"); |
| 1037 | if((fp8 = fopen(lightfName8,"r")) == NULL){ |
| 68ca986e |
1038 | printf("Cannot open file fp8 \n"); |
| 1039 | return; |
| 1040 | } |
| 866ab5a2 |
1041 | // printf(" --- Reading light tables for ZP and ZEM \n"); |
| c0ceba4c |
1042 | for(k=0; k<fNalfap; k++){ |
| 1043 | for(j=0; j<fNbep; j++){ |
| 68ca986e |
1044 | fscanf(fp5,"%f",&fTablep[0][k][j]); |
| 1045 | fscanf(fp6,"%f",&fTablep[1][k][j]); |
| 1046 | fscanf(fp7,"%f",&fTablep[2][k][j]); |
| 1047 | fscanf(fp8,"%f",&fTablep[3][k][j]); |
| 1048 | } |
| 1049 | } |
| 1050 | fclose(fp5); |
| 1051 | fclose(fp6); |
| 1052 | fclose(fp7); |
| 1053 | fclose(fp8); |
| 1054 | } |
| 68ca986e |
1055 | //_____________________________________________________________________________ |
| 1056 | void AliZDCv1::StepManager() |
| 1057 | { |
| 1058 | // |
| 1059 | // Routine called at every step in the Zero Degree Calorimeters |
| 1060 | // |
| 1061 | |
| c0ceba4c |
1062 | Int_t j; |
| 1063 | |
| 866ab5a2 |
1064 | Int_t vol[2], ibeta=0, ialfa, ibe; |
| 366ff5c2 |
1065 | Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, radius, out; |
| 68ca986e |
1066 | TLorentzVector s, p; |
| 1067 | const char *knamed; |
| 866ab5a2 |
1068 | |
| 1069 | |
| 68ca986e |
1070 | if((gMC->GetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) || |
| 1071 | (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) || |
| 866ab5a2 |
1072 | (gMC->GetMedium() == fMedSensF2) || (gMC->GetMedium() == fMedSensZEM) || |
| 1073 | (gMC->GetMedium() == fMedSensPI)){ |
| 1074 | |
| 1075 | // If particle interacts with beam pipe -> return |
| 1076 | if(gMC->GetMedium() == fMedSensPI){ |
| 1077 | |
| 1078 | // If option NoShower is set -> StopTrack |
| 1079 | if(fNoShower==1) gMC->StopTrack(); |
| 1080 | return; |
| 1081 | } |
| 1082 | |
| 68ca986e |
1083 | //Particle coordinates |
| 1084 | gMC->TrackPosition(s); |
| c0ceba4c |
1085 | for(j=0; j<=2; j++){ |
| 68ca986e |
1086 | x[j] = s[j]; |
| 1087 | } |
| 1088 | hits[0] = x[0]; |
| 1089 | hits[1] = x[1]; |
| 1090 | hits[2] = x[2]; |
| 1091 | |
| 1092 | // Determine in which ZDC the particle is |
| 1093 | knamed = gMC->CurrentVolName(); |
| 1094 | if(!strncmp(knamed,"ZN",2))vol[0]=1; |
| 1095 | if(!strncmp(knamed,"ZP",2))vol[0]=2; |
| 866ab5a2 |
1096 | if(!strncmp(knamed,"ZE",2))vol[0]=3; |
| 68ca986e |
1097 | |
| 1098 | // Determine in which quadrant the particle is |
| 1099 | |
| 1100 | //Quadrant in ZN |
| 68ca986e |
1101 | if(vol[0]==1){ |
| 866ab5a2 |
1102 | xdet[0] = x[0]-fPosZN[0]; |
| 1103 | xdet[1] = x[1]-fPosZN[1]; |
| 1104 | if((xdet[0]<=0.) && (xdet[1]>=0.)) vol[1]=1; |
| 68ca986e |
1105 | if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2; |
| 1106 | if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3; |
| 1107 | if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4; |
| 1108 | } |
| 1109 | |
| 1110 | //Quadrant in ZP |
| 1111 | if(vol[0]==2){ |
| 866ab5a2 |
1112 | xdet[0] = x[0]-fPosZP[0]; |
| 1113 | xdet[1] = x[1]-fPosZP[1]; |
| 1114 | if(xdet[0]>fDimZP[0])xdet[0]=fDimZP[0]-0.01; |
| 1115 | if(xdet[0]<-fDimZP[0])xdet[0]=-fDimZP[0]+0.01; |
| 68ca986e |
1116 | Float_t xqZP = xdet[0]/(fDimZP[0]/2); |
| 1117 | for(int i=1; i<=4; i++){ |
| 866ab5a2 |
1118 | if(xqZP>=(i-3) && xqZP<(i-2)){ |
| 68ca986e |
1119 | vol[1] = i; |
| 1120 | break; |
| 1121 | } |
| 1122 | } |
| 1123 | } |
| 866ab5a2 |
1124 | |
| 1125 | //ZEM has only 1 quadrant |
| 1126 | if(vol[0] == 3){ |
| 1127 | vol[1] = 1; |
| 1128 | xdet[0] = x[0]-fPosZEM[0]; |
| 1129 | xdet[1] = x[1]-fPosZEM[1]; |
| 1130 | // printf("x %f %f xdet %f %f\n",x[0],x[1],xdet[0],xdet[1]); |
| 1131 | } |
| 1132 | |
| 1133 | if(vol[1]>4){ |
| 1134 | printf("\n-> Det. %d Quad. %d \n", vol[0], vol[1]); |
| 1135 | printf("x %f %f xdet %f %f\n",x[0],x[1],xdet[0],xdet[1]);} |
| 68ca986e |
1136 | |
| 1137 | // Store impact point and kinetic energy of the ENTERING particle |
| 1138 | |
| 1139 | // Int_t Curtrack = gAlice->CurrentTrack(); |
| 1140 | // Int_t Prim = gAlice->GetPrimary(Curtrack); |
| 1141 | // printf ("Primary: %d, Current Track: %d \n", Prim, Curtrack); |
| 1142 | |
| 1143 | // if(Curtrack==Prim){ |
| 1144 | if(gMC->IsTrackEntering()){ |
| 1145 | //Particle energy |
| 1146 | gMC->TrackMomentum(p); |
| 1147 | // printf("p[0] = %f, p[1] = %f, p[2] = %f, p[3] = %f \n", |
| 1148 | // p[0], p[1], p[2], p[3]); |
| 1149 | hits[3] = p[3]; |
| 1150 | |
| 866ab5a2 |
1151 | // Impact point on ZDC |
| 68ca986e |
1152 | hits[4] = xdet[0]; |
| 1153 | hits[5] = xdet[1]; |
| 866ab5a2 |
1154 | hits[6] = 0; |
| 68ca986e |
1155 | hits[7] = 0; |
| 1156 | hits[8] = 0; |
| 1157 | hits[9] = 0; |
| 1158 | |
| 866ab5a2 |
1159 | // Int_t PcID = gMC->TrackPid(); |
| 1160 | // printf("Pc ID -> %d\n",PcID); |
| 1161 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1162 | |
| 1163 | if(fNoShower==1){ |
| 1164 | gMC->StopTrack(); |
| 1165 | return; |
| 1166 | } |
| 68ca986e |
1167 | } |
| 1168 | // } |
| 1169 | |
| 1170 | // Charged particles -> Energy loss |
| 1171 | if((destep=gMC->Edep())){ |
| 1172 | if(gMC->IsTrackStop()){ |
| 1173 | gMC->TrackMomentum(p); |
| 1174 | m = gMC->TrackMass(); |
| 1175 | ekin = p[3]-m; |
| 1176 | if(ekin<0.) printf("ATTENTION!!!!!!!!!!!!!!! -> ekin = %f <0 (?)",ekin); |
| 1177 | hits[9] = ekin; |
| 1178 | hits[7] = 0.; |
| 1179 | hits[8] = 0.; |
| 1180 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1181 | } |
| 1182 | else{ |
| 1183 | hits[9] = destep; |
| 1184 | hits[7] = 0.; |
| 1185 | hits[8] = 0.; |
| 1186 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1187 | } |
| 1188 | // printf(" -> Charged particle -> Dep. E = %f eV \n",hits[8]); |
| 1189 | } |
| 1190 | // printf(" \n"); |
| 1191 | } |
| 1192 | |
| 1193 | |
| 1194 | // *** Light production in fibres |
| 1195 | if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){ |
| 68ca986e |
1196 | |
| 1197 | //Select charged particles |
| 1198 | if((destep=gMC->Edep())){ |
| 1199 | // printf(" -> CHARGED particle!!! \n"); |
| 1200 | |
| 1201 | // Particle velocity |
| 1202 | gMC->TrackMomentum(p); |
| 1203 | Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]); |
| 1204 | Float_t beta = ptot/p[3]; |
| 68ca986e |
1205 | // Int_t pcID = gMC->TrackPid(); |
| 1206 | // printf(" Pc %d in quadrant %d -> beta = %f \n", pcID, vol[1], beta); |
| 1207 | if(beta<0.67) return; |
| 866ab5a2 |
1208 | if((beta>=0.67) && (beta<=0.75)) ibeta = 0; |
| 1209 | if((beta>0.75) && (beta<=0.85)) ibeta = 1; |
| 1210 | if((beta>0.85) && (beta<=0.95)) ibeta = 2; |
| 1211 | // if((beta>0.95) && (beta<=1.00)) ibeta = 3; |
| 1212 | if(beta>0.95) ibeta = 3; |
| 68ca986e |
1213 | |
| 1214 | // Angle between particle trajectory and fibre axis |
| 1215 | // 1 -> Momentum directions |
| 1216 | um[0] = p[0]/ptot; |
| 1217 | um[1] = p[1]/ptot; |
| 1218 | um[2] = p[2]/ptot; |
| 1219 | gMC->Gmtod(um,ud,2); |
| 1220 | // 2 -> Angle < limit angle |
| 1221 | Double_t alfar = TMath::ACos(ud[2]); |
| 1222 | Double_t alfa = alfar*kRaddeg; |
| 866ab5a2 |
1223 | if(alfa>=110.) return; |
| 68ca986e |
1224 | ialfa = Int_t(1.+alfa/2.); |
| 1225 | |
| 1226 | // Distance between particle trajectory and fibre axis |
| 1227 | gMC->TrackPosition(s); |
| c0ceba4c |
1228 | for(j=0; j<=2; j++){ |
| 68ca986e |
1229 | x[j] = s[j]; |
| 1230 | } |
| 1231 | gMC->Gmtod(x,xdet,1); |
| 1232 | if(TMath::Abs(ud[0])>0.00001){ |
| 1233 | Float_t dcoeff = ud[1]/ud[0]; |
| 1234 | be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.)); |
| 1235 | } |
| 1236 | else{ |
| 1237 | be = TMath::Abs(ud[0]); |
| 1238 | } |
| 1239 | |
| 1240 | if((vol[0]==1)) radius = fFibZN[1]; |
| 1241 | if((vol[0]==2)) radius = fFibZP[1]; |
| 1242 | ibe = Int_t(be*1000.+1); |
| 1243 | |
| 1244 | //Looking into the light tables |
| 1245 | Float_t charge = gMC->TrackCharge(); |
| 1246 | |
| 1247 | // (1) ZN |
| 1248 | if((vol[0]==1)) { |
| 1249 | if(ibe>fNben) ibe=fNben; |
| 1250 | out = charge*charge*fTablen[ibeta][ialfa][ibe]; |
| 68ca986e |
1251 | if(gMC->GetMedium() == fMedSensF1){ |
| 1252 | hits[7] = out; //fLightPMQ |
| 1253 | hits[8] = 0; |
| 1254 | hits[9] = 0; |
| 1255 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1256 | } |
| 1257 | else{ |
| 1258 | hits[7] = 0; |
| 1259 | hits[8] = out; //fLightPMC |
| 1260 | hits[9] = 0; |
| 1261 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1262 | } |
| 1263 | } |
| 1264 | |
| 1265 | // (2) ZP |
| 1266 | if((vol[0]==2)) { |
| 1267 | if(ibe>fNbep) ibe=fNbep; |
| 1268 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; |
| 68ca986e |
1269 | if(gMC->GetMedium() == fMedSensF1){ |
| 1270 | hits[7] = out; //fLightPMQ |
| 1271 | hits[8] = 0; |
| 1272 | hits[9] = 0; |
| 1273 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1274 | } |
| 1275 | else{ |
| 1276 | hits[7] = 0; |
| 1277 | hits[8] = out; //fLightPMC |
| 1278 | hits[9] = 0; |
| 1279 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1280 | } |
| 1281 | } |
| 866ab5a2 |
1282 | // (3) ZEM |
| 1283 | if((vol[0]==3)) { |
| 1284 | if(ibe>fNbep) ibe=fNbep; |
| 1285 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; |
| 1286 | hits[7] = out; //fLightPMQ |
| 1287 | hits[8] = 0; |
| 1288 | hits[9] = 0; |
| 1289 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| 1290 | } |
| 68ca986e |
1291 | } |
| 866ab5a2 |
1292 | |
| 68ca986e |
1293 | } |
| 1294 | } |
git://git.uio.no / u / mrichter / AliRoot.git / blame