| | 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 1.5 2001/06/15 14:51:39 coppedis |
| | 19 | Geometry bug corrected |
| | 20 | |
| | 21 | Revision 1.4 2001/06/13 11:17:49 coppedis |
| | 22 | Bug corrected |
| | 23 | |
| | 24 | Revision 1.3 2001/06/13 11:11:02 coppedis |
| | 25 | Minor changes |
| | 26 | |
| | 27 | Revision 1.2 2001/06/12 13:45:11 coppedis |
| | 28 | TDI in correct position and minor correction |
| | 29 | |
| | 30 | Revision 1.1 2001/05/14 09:57:39 coppedis |
| | 31 | A different geometry for the ZDCs |
| | 32 | |
| | 33 | |
| | 34 | */ |
| | 35 | |
| | 36 | /////////////////////////////////////////////////////////////////////// |
| | 37 | // // |
| | 38 | // AliZDCv2 --- new ZDC geometry, // |
| | 39 | // with the EM ZDC at about 10 m from IP // |
| | 40 | // Just one set of ZDC is inserted // |
| | 41 | // (on the same side of the dimuon arm realtive to IP) // |
| | 42 | // // |
| | 43 | /////////////////////////////////////////////////////////////////////// |
| | 44 | |
| | 45 | // --- Standard libraries |
| | 46 | #include "stdio.h" |
| | 47 | |
| | 48 | // --- ROOT system |
| | 49 | #include <TBRIK.h> |
| | 50 | #include <TNode.h> |
| | 51 | #include <TMath.h> |
| | 52 | #include <TRandom.h> |
| | 53 | #include <TSystem.h> |
| | 54 | #include <TTree.h> |
| | 55 | |
| | 56 | |
| | 57 | // --- AliRoot classes |
| | 58 | #include "AliZDCv2.h" |
| | 59 | #include "AliZDCHit.h" |
| | 60 | #include "AliRun.h" |
| | 61 | #include "AliDetector.h" |
| | 62 | #include "AliMagF.h" |
| | 63 | #include "AliMC.h" |
| | 64 | #include "AliCallf77.h" |
| | 65 | #include "AliConst.h" |
| | 66 | #include "AliPDG.h" |
| | 67 | #include "TLorentzVector.h" |
| | 68 | |
| | 69 | |
| | 70 | ClassImp(AliZDCv2) |
| | 71 | |
| | 72 | //_____________________________________________________________________________ |
| | 73 | AliZDCv2::AliZDCv2() : AliZDC() |
| | 74 | { |
| | 75 | // |
| | 76 | // Default constructor for Zero Degree Calorimeter |
| | 77 | // |
| | 78 | |
| | 79 | fMedSensF1 = 0; |
| | 80 | fMedSensF2 = 0; |
| | 81 | fMedSensZN = 0; |
| | 82 | fMedSensZP = 0; |
| | 83 | fMedSensZEM = 0; |
| | 84 | fMedSensGR = 0; |
| | 85 | // fMedSensPI = 0; |
| | 86 | // fMedSensTDI = 0; |
| | 87 | } |
| | 88 | |
| | 89 | //_____________________________________________________________________________ |
| | 90 | AliZDCv2::AliZDCv2(const char *name, const char *title) |
| | 91 | : AliZDC(name,title) |
| | 92 | { |
| | 93 | // |
| | 94 | // Standard constructor for Zero Degree Calorimeter |
| | 95 | // |
| | 96 | // |
| | 97 | // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!) |
| | 98 | |
| | 99 | AliModule* PIPE=gAlice->GetModule("PIPE"); |
| | 100 | AliModule* ABSO=gAlice->GetModule("ABSO"); |
| | 101 | AliModule* DIPO=gAlice->GetModule("DIPO"); |
| | 102 | AliModule* SHIL=gAlice->GetModule("SHIL"); |
| | 103 | if((!PIPE) || (!ABSO) || (!DIPO) || (!SHIL)) { |
| | 104 | Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n"); |
| | 105 | exit(1); |
| | 106 | } |
| | 107 | |
| | 108 | fMedSensF1 = 0; |
| | 109 | fMedSensF2 = 0; |
| | 110 | fMedSensZN = 0; |
| | 111 | fMedSensZP = 0; |
| | 112 | fMedSensZEM = 0; |
| | 113 | fMedSensGR = 0; |
| | 114 | // fMedSensPI = 0; |
| | 115 | // fMedSensTDI = 0; |
| | 116 | |
| | 117 | |
| | 118 | // Parameters for light tables |
| | 119 | fNalfan = 90; // Number of Alfa (neutrons) |
| | 120 | fNalfap = 90; // Number of Alfa (protons) |
| | 121 | fNben = 18; // Number of beta (neutrons) |
| | 122 | fNbep = 28; // Number of beta (protons) |
| | 123 | Int_t ip,jp,kp; |
| | 124 | for(ip=0; ip<4; ip++){ |
| | 125 | for(kp=0; kp<fNalfap; kp++){ |
| | 126 | for(jp=0; jp<fNbep; jp++){ |
| | 127 | fTablep[ip][kp][jp] = 0; |
| | 128 | } |
| | 129 | } |
| | 130 | } |
| | 131 | Int_t in,jn,kn; |
| | 132 | for(in=0; in<4; in++){ |
| | 133 | for(kn=0; kn<fNalfan; kn++){ |
| | 134 | for(jn=0; jn<fNben; jn++){ |
| | 135 | fTablen[in][kn][jn] = 0; |
| | 136 | } |
| | 137 | } |
| | 138 | } |
| | 139 | |
| | 140 | // Parameters for hadronic calorimeters geometry |
| | 141 | fDimZP[0] = 11.2; |
| | 142 | fDimZP[1] = 6.; |
| | 143 | fDimZP[2] = 75.; |
| | 144 | fPosZN[0] = 0.; |
| | 145 | fPosZN[1] = 1.2; |
| | 146 | fPosZN[2] = 11650.; |
| | 147 | fPosZP[0] = -23.9; |
| | 148 | fPosZP[1] = 0.; |
| | 149 | fPosZP[2] = 11600.; |
| | 150 | fFibZN[0] = 0.; |
| | 151 | fFibZN[1] = 0.01825; |
| | 152 | fFibZN[2] = 50.; |
| | 153 | fFibZP[0] = 0.; |
| | 154 | fFibZP[1] = 0.0275; |
| | 155 | fFibZP[2] = 75.; |
| | 156 | |
| | 157 | // Parameters for EM calorimeter geometry |
| | 158 | fPosZEM[0] = 8.5; |
| | 159 | fPosZEM[1] = 0.; |
| | 160 | fPosZEM[2] = -1000.; |
| | 161 | fZEMLength = 0.; |
| | 162 | |
| | 163 | } |
| | 164 | |
| | 165 | //_____________________________________________________________________________ |
| | 166 | void AliZDCv2::CreateGeometry() |
| | 167 | { |
| | 168 | // |
| | 169 | // Create the geometry for the Zero Degree Calorimeter version 1 |
| | 170 | //* Initialize COMMON block ZDC_CGEOM |
| | 171 | //* |
| | 172 | |
| | 173 | CreateBeamLine(); |
| | 174 | CreateZDC(); |
| | 175 | } |
| | 176 | |
| | 177 | //_____________________________________________________________________________ |
| | 178 | void AliZDCv2::CreateBeamLine() |
| | 179 | { |
| | 180 | |
| | 181 | Float_t zq, zd1, zd2; |
| | 182 | Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3]; |
| | 183 | Int_t im1, im2; |
| | 184 | |
| | 185 | Int_t *idtmed = fIdtmed->GetArray(); |
| | 186 | |
| | 187 | // -- Mother of the ZDCs (Vacuum PCON) |
| | 188 | |
| | 189 | conpar[0] = 0.; |
| | 190 | conpar[1] = 360.; |
| | 191 | conpar[2] = 2.; |
| | 192 | conpar[3] = 2000.; |
| | 193 | conpar[4] = 0.; |
| | 194 | conpar[5] = 55.; |
| | 195 | conpar[6] = 13060.; |
| | 196 | conpar[7] = 0.; |
| | 197 | conpar[8] = 55.; |
| | 198 | gMC->Gsvolu("ZDC ", "PCON", idtmed[11], conpar, 9); |
| | 199 | gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
| | 200 | |
| | 201 | // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to |
| | 202 | // the beginning of D1) |
| | 203 | |
| | 204 | zd1 = 2000.; |
| | 205 | |
| | 206 | tubpar[0] = 6.3/2.; |
| | 207 | tubpar[1] = 6.7/2.; |
| | 208 | tubpar[2] = 3838.3/2.; |
| | 209 | gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3); |
| | 210 | gMC->Gspos("QT01", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 211 | |
| | 212 | //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the |
| | 213 | // beginning of D2) |
| | 214 | |
| | 215 | //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm |
| | 216 | //-- Cylindrical pipe (r = 3.47) + conical flare |
| | 217 | |
| | 218 | // -> Beginning of D1 |
| | 219 | zd1 += 2.*tubpar[2]; |
| | 220 | |
| | 221 | tubpar[0] = 3.47; |
| | 222 | tubpar[1] = 3.47+0.2; |
| | 223 | tubpar[2] = 958.5/2.; |
| | 224 | gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3); |
| | 225 | gMC->Gspos("QT02", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 226 | |
| | 227 | zd1 += 2.*tubpar[2]; |
| | 228 | |
| | 229 | conpar[0] = 25./2.; |
| | 230 | conpar[1] = 6.44/2.; |
| | 231 | conpar[2] = 6.84/2.; |
| | 232 | conpar[3] = 10./2.; |
| | 233 | conpar[4] = 10.4/2.; |
| | 234 | gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5); |
| | 235 | gMC->Gspos("QC01", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| | 236 | |
| | 237 | zd1 += 2.*conpar[0]; |
| | 238 | |
| | 239 | tubpar[0] = 10./2.; |
| | 240 | tubpar[1] = 10.4/2.; |
| | 241 | tubpar[2] = 50./2.; |
| | 242 | gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3); |
| | 243 | gMC->Gspos("QT03", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 244 | |
| | 245 | zd1 += tubpar[2]*2.; |
| | 246 | |
| | 247 | tubpar[0] = 10./2.; |
| | 248 | tubpar[1] = 10.4/2.; |
| | 249 | tubpar[2] = 10./2.; |
| | 250 | gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3); |
| | 251 | gMC->Gspos("QT04", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 252 | |
| | 253 | zd1 += tubpar[2] * 2.; |
| | 254 | |
| | 255 | tubpar[0] = 10./2.; |
| | 256 | tubpar[1] = 10.4/2.; |
| | 257 | tubpar[2] = 3.16/2.; |
| | 258 | gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3); |
| | 259 | gMC->Gspos("QT05", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY"); |
| | 260 | |
| | 261 | zd1 += tubpar[2] * 2.; |
| | 262 | |
| | 263 | tubpar[0] = 10.0/2.; |
| | 264 | tubpar[1] = 10.4/2; |
| | 265 | tubpar[2] = 190./2.; |
| | 266 | gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3); |
| | 267 | gMC->Gspos("QT06", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 268 | |
| | 269 | zd1 += tubpar[2] * 2.; |
| | 270 | |
| | 271 | conpar[0] = 30./2.; |
| | 272 | conpar[1] = 10./2.; |
| | 273 | conpar[2] = 10.4/2.; |
| | 274 | conpar[3] = 20.6/2.; |
| | 275 | conpar[4] = 21./2.; |
| | 276 | gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5); |
| | 277 | gMC->Gspos("QC02", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| | 278 | |
| | 279 | zd1 += conpar[0] * 2.; |
| | 280 | |
| | 281 | tubpar[0] = 20.6/2.; |
| | 282 | tubpar[1] = 21./2.; |
| | 283 | tubpar[2] = 450./2.; |
| | 284 | gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3); |
| | 285 | gMC->Gspos("QT07", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 286 | |
| | 287 | zd1 += tubpar[2] * 2.; |
| | 288 | |
| | 289 | conpar[0] = 13.6/2.; |
| | 290 | conpar[1] = 20.6/2.; |
| | 291 | conpar[2] = 21./2.; |
| | 292 | conpar[3] = 25.4/2.; |
| | 293 | conpar[4] = 25.8/2.; |
| | 294 | gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5); |
| | 295 | gMC->Gspos("QC03", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| | 296 | |
| | 297 | zd1 += conpar[0] * 2.; |
| | 298 | |
| | 299 | tubpar[0] = 25.4/2.; |
| | 300 | tubpar[1] = 25.8/2.; |
| | 301 | tubpar[2] = 205.8/2.; |
| | 302 | gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3); |
| | 303 | gMC->Gspos("QT08", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 304 | |
| | 305 | zd1 += tubpar[2] * 2.; |
| | 306 | |
| | 307 | tubpar[0] = 50./2.; |
| | 308 | tubpar[1] = 50.4/2.; |
| | 309 | // QT09 is 10 cm longer to accomodate TDI |
| | 310 | tubpar[2] = 515.4/2.; |
| | 311 | gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3); |
| | 312 | gMC->Gspos("QT09", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 313 | |
| | 314 | // --- Insert TDI (inside ZDC volume) |
| | 315 | |
| | 316 | boxpar[0] = 5.6; |
| | 317 | boxpar[1] = 5.6; |
| | 318 | boxpar[2] = 400./2.; |
| | 319 | gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3); |
| | 320 | gMC->Gspos("QTD1", 1, "ZDC ", 3., 10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
| | 321 | gMC->Gspos("QTD1", 2, "ZDC ", 3., -10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
| | 322 | |
| | 323 | boxpar[0] = 0.2/2.; |
| | 324 | boxpar[1] = 5.6; |
| | 325 | boxpar[2] = 400./2.; |
| | 326 | gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3); |
| | 327 | gMC->Gspos("QTD2", 1, "ZDC ", 8.6+boxpar[0], 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
| | 328 | |
| | 329 | // tubspar[0] = 6.2; // R = 6.2 cm---------------------------------------- |
| | 330 | // tubspar[1] = 6.4; |
| | 331 | // tubspar[2] = 400./2.; |
| | 332 | // tubspar[3] = 180.-62.5; |
| | 333 | // tubspar[4] = 180.+62.5; |
| | 334 | tubspar[0] = 10.5; // R = 10.5 cm------------------------------------------ |
| | 335 | tubspar[1] = 10.7; |
| | 336 | tubspar[2] = 400./2.; |
| | 337 | tubspar[3] = 180.-75.5; |
| | 338 | tubspar[4] = 180.+75.5; |
| | 339 | gMC->Gsvolu("QTD3", "TUBS", idtmed[6], tubspar, 5); |
| | 340 | gMC->Gspos("QTD3", 1, "ZDC ", 0., 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
| | 341 | |
| | 342 | zd1 += tubpar[2] * 2.; |
| | 343 | |
| | 344 | tubpar[0] = 50./2.; |
| | 345 | tubpar[1] = 50.4/2.; |
| | 346 | // QT10 is 10 cm shorter |
| | 347 | tubpar[2] = 690./2.; |
| | 348 | gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3); |
| | 349 | gMC->Gspos("QT10", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 350 | |
| | 351 | zd1 += tubpar[2] * 2.; |
| | 352 | |
| | 353 | tubpar[0] = 50./2.; |
| | 354 | tubpar[1] = 50.4/2.; |
| | 355 | tubpar[2] = 778.5/2.; |
| | 356 | gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3); |
| | 357 | gMC->Gspos("QT11", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 358 | |
| | 359 | zd1 += tubpar[2] * 2.; |
| | 360 | |
| | 361 | conpar[0] = 14.18/2.; |
| | 362 | conpar[1] = 50./2.; |
| | 363 | conpar[2] = 50.4/2.; |
| | 364 | conpar[3] = 55./2.; |
| | 365 | conpar[4] = 55.4/2.; |
| | 366 | gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5); |
| | 367 | gMC->Gspos("QC04", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| | 368 | |
| | 369 | zd1 += conpar[0] * 2.; |
| | 370 | |
| | 371 | tubpar[0] = 55./2.; |
| | 372 | tubpar[1] = 55.4/2.; |
| | 373 | tubpar[2] = 730./2.; |
| | 374 | gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3); |
| | 375 | gMC->Gspos("QT12", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 376 | |
| | 377 | zd1 += tubpar[2] * 2.; |
| | 378 | |
| | 379 | conpar[0] = 36.86/2.; |
| | 380 | conpar[1] = 55./2.; |
| | 381 | conpar[2] = 55.4/2.; |
| | 382 | conpar[3] = 68./2.; |
| | 383 | conpar[4] = 68.4/2.; |
| | 384 | gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5); |
| | 385 | gMC->Gspos("QC05", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
| | 386 | |
| | 387 | zd1 += conpar[0] * 2.; |
| | 388 | |
| | 389 | tubpar[0] = 68./2.; |
| | 390 | tubpar[1] = 68.4/2.; |
| | 391 | tubpar[2] = 927.3/2.; |
| | 392 | gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3); |
| | 393 | gMC->Gspos("QT13", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 394 | |
| | 395 | zd1 += tubpar[2] * 2.; |
| | 396 | |
| | 397 | tubpar[0] = 0./2.; |
| | 398 | tubpar[1] = 68.4/2.; |
| | 399 | tubpar[2] = 0.2/2.; |
| | 400 | gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3); |
| | 401 | gMC->Gspos("QT14", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 402 | |
| | 403 | zd1 += tubpar[2] * 2.; |
| | 404 | |
| | 405 | tubpar[0] = 0./2.; |
| | 406 | tubpar[1] = 6.4/2.; |
| | 407 | tubpar[2] = 0.2/2.; |
| | 408 | gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3); |
| | 409 | |
| | 410 | //-- Position QT15 inside QT14 |
| | 411 | gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY"); |
| | 412 | |
| | 413 | tubpar[0] = 0./2.; |
| | 414 | tubpar[1] = 6.4/2.; |
| | 415 | tubpar[2] = 0.2/2.; |
| | 416 | gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3); |
| | 417 | |
| | 418 | //-- Position QT16 inside QT14 |
| | 419 | gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY"); |
| | 420 | |
| | 421 | |
| | 422 | //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2 |
| | 423 | |
| | 424 | tubpar[0] = 6.4/2.; |
| | 425 | tubpar[1] = 6.8/2.; |
| | 426 | tubpar[2] = 680.8/2.; |
| | 427 | gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3); |
| | 428 | |
| | 429 | tubpar[0] = 6.4/2.; |
| | 430 | tubpar[1] = 6.8/2.; |
| | 431 | tubpar[2] = 680.8/2.; |
| | 432 | gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3); |
| | 433 | |
| | 434 | // -- ROTATE PIPES |
| | 435 | |
| | 436 | Float_t angle = 0.143*kDegrad; |
| | 437 | |
| | 438 | AliMatrix(im1, 90.-0.143, 0., 90., 90., 0.143, 180.); |
| | 439 | gMC->Gspos("QT17", 1, "ZDC ", TMath::Sin(angle) * 680.8/ 2. - 9.4, |
| | 440 | 0., tubpar[2] + zd1, im1, "ONLY"); |
| | 441 | |
| | 442 | AliMatrix(im2, 90.+0.143, 0., 90., 90., 0.143, 0.); |
| | 443 | gMC->Gspos("QT18", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 680.8 / 2., |
| | 444 | 0., tubpar[2] + zd1, im2, "ONLY"); |
| | 445 | |
| | 446 | // -- BEAM PIPE ON THE OTHER SIDE OF I.P. TILL THE EM ZDC |
| | 447 | |
| | 448 | Float_t zb = -800.; // End of QBPM (from AliPIPEv0.cxx) |
| | 449 | tubpar[0] = 8.0/2.; |
| | 450 | tubpar[1] = 8.2/2.; |
| | 451 | tubpar[2] = (1050+zb)/2.; // From the end of QBPM to z=1050. |
| | 452 | gMC->Gsvolu("QT19", "TUBE", idtmed[7], tubpar, 3); |
| | 453 | gMC->Gspos("QT19", 1, "ALIC", 0., 0., zb - tubpar[2], 0, "ONLY"); |
| | 454 | |
| | 455 | |
| | 456 | // -- END OF BEAM PIPE VOLUME DEFINITION. |
| | 457 | // ---------------------------------------------------------------- |
| | 458 | |
| | 459 | // -- MAGNET DEFINITION -> LHC OPTICS 6.2 (preliminary version) |
| | 460 | |
| | 461 | // ---------------------------------------------------------------- |
| | 462 | // Replaced by the muon dipole |
| | 463 | // ---------------------------------------------------------------- |
| | 464 | // -- COMPENSATOR DIPOLE (MBXW) |
| | 465 | // GAP (VACUUM WITH MAGNETIC FIELD) |
| | 466 | |
| | 467 | // tubpar[0] = 0.; |
| | 468 | // tubpar[1] = 4.5; |
| | 469 | // tubpar[2] = 340./2.; |
| | 470 | // gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); |
| | 471 | // gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
| | 472 | |
| | 473 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
| | 474 | |
| | 475 | // tubpar[0] = 4.5; |
| | 476 | // tubpar[1] = 55.; |
| | 477 | // tubpar[2] = 340./2.; |
| | 478 | // gMC->Gsvolu("YMBX", "TUBE", idtmed[7], tubpar, 3); |
| | 479 | // gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
| | 480 | |
| | 481 | // ---------------------------------------------------------------- |
| | 482 | // Replaced by the second dipole |
| | 483 | // ---------------------------------------------------------------- |
| | 484 | // -- COMPENSATOR DIPOLE (MCBWA) |
| | 485 | // GAP (VACUUM WITH MAGNETIC FIELD) |
| | 486 | |
| | 487 | // tubpar[0] = 0.; |
| | 488 | // tubpar[1] = 4.5; |
| | 489 | // tubpar[2] = 170./2.; |
| | 490 | // gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3); |
| | 491 | // gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
| | 492 | |
| | 493 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
| | 494 | |
| | 495 | // tubpar[0] = 4.5; |
| | 496 | // tubpar[1] = 55.; |
| | 497 | // tubpar[2] = 170./2.; |
| | 498 | // gMC->Gsvolu("YMCB", "TUBE", idtmed[7], tubpar, 3); |
| | 499 | // gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
| | 500 | |
| | 501 | // -- INNER TRIPLET |
| | 502 | |
| | 503 | zq = 2296.5; |
| | 504 | |
| | 505 | // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT |
| | 506 | |
| | 507 | // MQXL |
| | 508 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| | 509 | |
| | 510 | tubpar[0] = 0.; |
| | 511 | tubpar[1] = 3.5; |
| | 512 | tubpar[2] = 637./2.; |
| | 513 | gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3); |
| | 514 | |
| | 515 | // -- YOKE |
| | 516 | |
| | 517 | tubpar[0] = 3.5; |
| | 518 | tubpar[1] = 22.; |
| | 519 | tubpar[2] = 637./2.; |
| | 520 | gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3); |
| | 521 | |
| | 522 | gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
| | 523 | gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
| | 524 | |
| | 525 | gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
| | 526 | gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
| | 527 | |
| | 528 | // -- MQX |
| | 529 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| | 530 | |
| | 531 | tubpar[0] = 0.; |
| | 532 | tubpar[1] = 3.5; |
| | 533 | tubpar[2] = 550./2.; |
| | 534 | gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3); |
| | 535 | |
| | 536 | // -- YOKE |
| | 537 | |
| | 538 | tubpar[0] = 3.5; |
| | 539 | tubpar[1] = 22.; |
| | 540 | tubpar[2] = 550./2.; |
| | 541 | gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3); |
| | 542 | |
| | 543 | gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); |
| | 544 | gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); |
| | 545 | |
| | 546 | gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); |
| | 547 | gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); |
| | 548 | |
| | 549 | // -- SEPARATOR DIPOLE D1 |
| | 550 | |
| | 551 | zd1 = 5838.3; |
| | 552 | |
| | 553 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| | 554 | |
| | 555 | tubpar[0] = 0.; |
| | 556 | tubpar[1] = 6.94/2.; |
| | 557 | tubpar[2] = 945./2.; |
| | 558 | gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3); |
| | 559 | |
| | 560 | // -- Insert horizontal Cu plates inside D1 |
| | 561 | // -- (to simulate the vacuum chamber) |
| | 562 | |
| | 563 | boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)); |
| | 564 | boxpar[1] = 0.2/2.; |
| | 565 | boxpar[2] =945./2.; |
| | 566 | gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3); |
| | 567 | gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY"); |
| | 568 | gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY"); |
| | 569 | |
| | 570 | // -- YOKE |
| | 571 | |
| | 572 | tubpar[0] = 0.; |
| | 573 | tubpar[1] = 110./2; |
| | 574 | tubpar[2] = 945./2.; |
| | 575 | gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3); |
| | 576 | |
| | 577 | gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
| | 578 | gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); |
| | 579 | |
| | 580 | // -- DIPOLE D2 |
| | 581 | |
| | 582 | zd2 = 12147.6; |
| | 583 | |
| | 584 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
| | 585 | |
| | 586 | tubpar[0] = 0.; |
| | 587 | tubpar[1] = 7.5/2.; |
| | 588 | tubpar[2] = 945./2.; |
| | 589 | gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3); |
| | 590 | |
| | 591 | // -- YOKE |
| | 592 | |
| | 593 | tubpar[0] = 0.; |
| | 594 | tubpar[1] = 55.; |
| | 595 | tubpar[2] = 945./2.; |
| | 596 | gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3); |
| | 597 | |
| | 598 | gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY"); |
| | 599 | |
| | 600 | gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY"); |
| | 601 | gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY"); |
| | 602 | |
| | 603 | // -- END OF MAGNET DEFINITION |
| | 604 | } |
| | 605 | |
| | 606 | //_____________________________________________________________________________ |
| | 607 | void AliZDCv2::CreateZDC() |
| | 608 | { |
| | 609 | |
| | 610 | Float_t DimPb[6], DimVoid[6]; |
| | 611 | |
| | 612 | Int_t *idtmed = fIdtmed->GetArray(); |
| | 613 | |
| | 614 | // Parameters for hadronic calorimeters geometry |
| | 615 | // NB -> parameters used ONLY in CreateZDC() |
| | 616 | Float_t fDimZN[3] = {3.52, 3.52, 50.}; // Dimensions of neutron detector |
| | 617 | Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector |
| | 618 | Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector |
| | 619 | Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector |
| | 620 | Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector |
| | 621 | Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector |
| | 622 | Int_t fTowZP[2] = {4, 1}; // Tower for proton detector |
| | 623 | |
| | 624 | // Parameters for EM calorimeter geometry |
| | 625 | // NB -> parameters used ONLY in CreateZDC() |
| | 626 | Float_t fDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice |
| | 627 | Float_t fDimZEMAir = 0.001; // scotch |
| | 628 | Float_t fFibRadZEM = 0.0315; // External fiber radius (including cladding) |
| | 629 | Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector |
| | 630 | Float_t fDimZEM0 = 2*fDivZEM[2]*(fDimZEMPb+fDimZEMAir+fFibRadZEM*(TMath::Sqrt(2.))); |
| | 631 | fZEMLength = fDimZEM0; |
| | 632 | Float_t fDimZEM[6] = {fDimZEM0, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector |
| | 633 | Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-fFibRadZEM; |
| | 634 | Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter |
| | 635 | |
| | 636 | |
| | 637 | //-- Create calorimeters geometry |
| | 638 | |
| | 639 | // ------------------------------------------------------------------------------- |
| | 640 | //--> Neutron calorimeter (ZN) |
| | 641 | |
| | 642 | gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material |
| | 643 | gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material |
| | 644 | gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3); |
| | 645 | gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3); |
| | 646 | gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3); |
| | 647 | gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves |
| | 648 | gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3); |
| | 649 | gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3); |
| | 650 | gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3); |
| | 651 | |
| | 652 | // Divide ZNEU in towers (for hits purposes) |
| | 653 | |
| | 654 | gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower |
| | 655 | gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower |
| | 656 | |
| | 657 | //-- Divide ZN1 in minitowers |
| | 658 | // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS, |
| | 659 | // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS |
| | 660 | // (4 fibres per minitower) |
| | 661 | |
| | 662 | gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices |
| | 663 | gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks |
| | 664 | |
| | 665 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
| | 666 | Float_t dx = fDimZN[0] / fDivZN[0] / 4.; |
| | 667 | Float_t dy = fDimZN[1] / fDivZN[1] / 4.; |
| | 668 | |
| | 669 | gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
| | 670 | gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
| | 671 | gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
| | 672 | gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
| | 673 | |
| | 674 | // --- Position the fibers in the grooves |
| | 675 | gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY"); |
| | 676 | gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY"); |
| | 677 | gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY"); |
| | 678 | gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY"); |
| | 679 | |
| | 680 | // --- Position the neutron calorimeter in ZDC |
| | 681 | gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2] + fDimZN[2], 0, "ONLY"); |
| | 682 | |
| | 683 | |
| | 684 | // ------------------------------------------------------------------------------- |
| | 685 | //--> Proton calorimeter (ZP) |
| | 686 | |
| | 687 | gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material |
| | 688 | gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material |
| | 689 | gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3); |
| | 690 | gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3); |
| | 691 | gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3); |
| | 692 | gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves |
| | 693 | gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3); |
| | 694 | gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3); |
| | 695 | gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3); |
| | 696 | |
| | 697 | //-- Divide ZPRO in towers(for hits purposes) |
| | 698 | |
| | 699 | gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower |
| | 700 | gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower |
| | 701 | |
| | 702 | |
| | 703 | //-- Divide ZP1 in minitowers |
| | 704 | // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER, |
| | 705 | // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER |
| | 706 | // (4 fiber per minitower) |
| | 707 | |
| | 708 | gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices |
| | 709 | gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks |
| | 710 | |
| | 711 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
| | 712 | dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.; |
| | 713 | dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.; |
| | 714 | |
| | 715 | gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
| | 716 | gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
| | 717 | gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
| | 718 | gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
| | 719 | |
| | 720 | // --- Position the fibers in the grooves |
| | 721 | gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY"); |
| | 722 | gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY"); |
| | 723 | gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY"); |
| | 724 | gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY"); |
| | 725 | |
| | 726 | |
| | 727 | // --- Position the proton calorimeter in ZDC |
| | 728 | gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2] + fDimZP[2], 0, "ONLY"); |
| | 729 | |
| | 730 | |
| | 731 | // ------------------------------------------------------------------------------- |
| | 732 | // -> EM calorimeter (ZEM) |
| | 733 | |
| | 734 | gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6); |
| | 735 | |
| | 736 | Int_t irot1, irot2; |
| | 737 | |
| | 738 | gMC->Matrix(irot1,180.,0.,90.,90.,90.,0.); // Rotation matrix 1 |
| | 739 | gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2 |
| | 740 | // printf("irot1 = %d, irot2 = %d \n", irot1, irot2); |
| | 741 | |
| | 742 | gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material |
| | 743 | |
| | 744 | gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches |
| | 745 | |
| | 746 | DimPb[0] = fDimZEMPb; // Lead slices |
| | 747 | DimPb[1] = fDimZEM[2]; |
| | 748 | DimPb[2] = fDimZEM[1]; |
| | 749 | DimPb[3] = 90.-fDimZEM[3]; |
| | 750 | DimPb[4] = 0.; |
| | 751 | DimPb[5] = 0.; |
| | 752 | gMC->Gsvolu("ZEL0", "PARA", idtmed[5], DimPb, 6); |
| | 753 | gMC->Gsvolu("ZEL1", "PARA", idtmed[5], DimPb, 6); |
| | 754 | // gMC->Gsvolu("ZEL2", "PARA", idtmed[5], DimPb, 6); |
| | 755 | |
| | 756 | // --- Position the lead slices in the tranche |
| | 757 | Float_t zTran = fDimZEM[0]/fDivZEM[2]; |
| | 758 | Float_t zTrPb = -zTran+fDimZEMPb; |
| | 759 | gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY"); |
| | 760 | gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY"); |
| | 761 | |
| | 762 | // --- Vacuum zone (to be filled with fibres) |
| | 763 | DimVoid[0] = (zTran-2*fDimZEMPb)/2.; |
| | 764 | DimVoid[1] = fDimZEM[2]; |
| | 765 | DimVoid[2] = fDimZEM[1]; |
| | 766 | DimVoid[3] = 90.-fDimZEM[3]; |
| | 767 | DimVoid[4] = 0.; |
| | 768 | DimVoid[5] = 0.; |
| | 769 | gMC->Gsvolu("ZEV0", "PARA", idtmed[10], DimVoid,6); |
| | 770 | gMC->Gsvolu("ZEV1", "PARA", idtmed[10], DimVoid,6); |
| | 771 | |
| | 772 | // --- Divide the vacuum slice into sticks along x axis |
| | 773 | gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3); |
| | 774 | gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3); |
| | 775 | |
| | 776 | // --- Positioning the fibers into the sticks |
| | 777 | gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY"); |
| | 778 | gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY"); |
| | 779 | |
| | 780 | // --- Positioning the vacuum slice into the tranche |
| | 781 | Float_t DisplFib = fDimZEM[1]/fDivZEM[0]; |
| | 782 | gMC->Gspos("ZEV0", 1,"ZETR", -DimVoid[0], 0., 0., 0, "ONLY"); |
| | 783 | gMC->Gspos("ZEV1", 1,"ZETR", -DimVoid[0]+zTran, 0., DisplFib, 0, "ONLY"); |
| | 784 | |
| | 785 | // --- Positioning the ZEM into the ZDC - rotation for 90 degrees |
| | 786 | // NB -> In AliZDCv2 ZEM is positioned in ALIC (instead of in ZDC) volume |
| | 787 | // beacause it's impossible to make a ZDC pcon volume to contain |
| | 788 | // both hadronics and EM calorimeters. (It causes many tracks abandoning). |
| | 789 | gMC->Gspos("ZEM ", 1,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY"); |
| | 790 | |
| | 791 | // --- Adding last slice at the end of the EM calorimeter |
| | 792 | // Float_t zLastSlice = fPosZEM[2]+fDimZEMPb+fDimZEM[0]; |
| | 793 | // gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY"); |
| | 794 | |
| | 795 | } |
| | 796 | |
| | 797 | //_____________________________________________________________________________ |
| | 798 | void AliZDCv2::DrawModule() |
| | 799 | { |
| | 800 | // |
| | 801 | // Draw a shaded view of the Zero Degree Calorimeter version 1 |
| | 802 | // |
| | 803 | |
| | 804 | // Set everything unseen |
| | 805 | gMC->Gsatt("*", "seen", -1); |
| | 806 | // |
| | 807 | // Set ALIC mother transparent |
| | 808 | gMC->Gsatt("ALIC","SEEN",0); |
| | 809 | // |
| | 810 | // Set the volumes visible |
| | 811 | gMC->Gsatt("ZDC ","SEEN",0); |
| | 812 | gMC->Gsatt("QT01","SEEN",1); |
| | 813 | gMC->Gsatt("QT02","SEEN",1); |
| | 814 | gMC->Gsatt("QT03","SEEN",1); |
| | 815 | gMC->Gsatt("QT04","SEEN",1); |
| | 816 | gMC->Gsatt("QT05","SEEN",1); |
| | 817 | gMC->Gsatt("QT06","SEEN",1); |
| | 818 | gMC->Gsatt("QT07","SEEN",1); |
| | 819 | gMC->Gsatt("QT08","SEEN",1); |
| | 820 | gMC->Gsatt("QT09","SEEN",1); |
| | 821 | gMC->Gsatt("QT10","SEEN",1); |
| | 822 | gMC->Gsatt("QT11","SEEN",1); |
| | 823 | gMC->Gsatt("QT12","SEEN",1); |
| | 824 | gMC->Gsatt("QT13","SEEN",1); |
| | 825 | gMC->Gsatt("QT14","SEEN",1); |
| | 826 | gMC->Gsatt("QT15","SEEN",1); |
| | 827 | gMC->Gsatt("QT16","SEEN",1); |
| | 828 | gMC->Gsatt("QT17","SEEN",1); |
| | 829 | gMC->Gsatt("QT18","SEEN",1); |
| | 830 | gMC->Gsatt("QC01","SEEN",1); |
| | 831 | gMC->Gsatt("QC02","SEEN",1); |
| | 832 | gMC->Gsatt("QC03","SEEN",1); |
| | 833 | gMC->Gsatt("QC04","SEEN",1); |
| | 834 | gMC->Gsatt("QC05","SEEN",1); |
| | 835 | gMC->Gsatt("QTD1","SEEN",1); |
| | 836 | gMC->Gsatt("QTD2","SEEN",1); |
| | 837 | gMC->Gsatt("QTD3","SEEN",1); |
| | 838 | gMC->Gsatt("MQXL","SEEN",1); |
| | 839 | gMC->Gsatt("YMQL","SEEN",1); |
| | 840 | gMC->Gsatt("MQX ","SEEN",1); |
| | 841 | gMC->Gsatt("YMQ ","SEEN",1); |
| | 842 | gMC->Gsatt("ZQYX","SEEN",1); |
| | 843 | gMC->Gsatt("MD1 ","SEEN",1); |
| | 844 | gMC->Gsatt("MD1V","SEEN",1); |
| | 845 | gMC->Gsatt("YD1 ","SEEN",1); |
| | 846 | gMC->Gsatt("MD2 ","SEEN",1); |
| | 847 | gMC->Gsatt("YD2 ","SEEN",1); |
| | 848 | gMC->Gsatt("ZNEU","SEEN",0); |
| | 849 | gMC->Gsatt("ZNF1","SEEN",0); |
| | 850 | gMC->Gsatt("ZNF2","SEEN",0); |
| | 851 | gMC->Gsatt("ZNF3","SEEN",0); |
| | 852 | gMC->Gsatt("ZNF4","SEEN",0); |
| | 853 | gMC->Gsatt("ZNG1","SEEN",0); |
| | 854 | gMC->Gsatt("ZNG2","SEEN",0); |
| | 855 | gMC->Gsatt("ZNG3","SEEN",0); |
| | 856 | gMC->Gsatt("ZNG4","SEEN",0); |
| | 857 | gMC->Gsatt("ZNTX","SEEN",0); |
| | 858 | gMC->Gsatt("ZN1 ","COLO",4); |
| | 859 | gMC->Gsatt("ZN1 ","SEEN",1); |
| | 860 | gMC->Gsatt("ZNSL","SEEN",0); |
| | 861 | gMC->Gsatt("ZNST","SEEN",0); |
| | 862 | gMC->Gsatt("ZPRO","SEEN",0); |
| | 863 | gMC->Gsatt("ZPF1","SEEN",0); |
| | 864 | gMC->Gsatt("ZPF2","SEEN",0); |
| | 865 | gMC->Gsatt("ZPF3","SEEN",0); |
| | 866 | gMC->Gsatt("ZPF4","SEEN",0); |
| | 867 | gMC->Gsatt("ZPG1","SEEN",0); |
| | 868 | gMC->Gsatt("ZPG2","SEEN",0); |
| | 869 | gMC->Gsatt("ZPG3","SEEN",0); |
| | 870 | gMC->Gsatt("ZPG4","SEEN",0); |
| | 871 | gMC->Gsatt("ZPTX","SEEN",0); |
| | 872 | gMC->Gsatt("ZP1 ","COLO",6); |
| | 873 | gMC->Gsatt("ZP1 ","SEEN",1); |
| | 874 | gMC->Gsatt("ZPSL","SEEN",0); |
| | 875 | gMC->Gsatt("ZPST","SEEN",0); |
| | 876 | gMC->Gsatt("ZEM ","COLO",7); |
| | 877 | gMC->Gsatt("ZEM ","SEEN",1); |
| | 878 | gMC->Gsatt("ZEMF","SEEN",0); |
| | 879 | gMC->Gsatt("ZETR","SEEN",0); |
| | 880 | gMC->Gsatt("ZEL0","SEEN",0); |
| | 881 | gMC->Gsatt("ZEL1","SEEN",0); |
| | 882 | gMC->Gsatt("ZEL2","SEEN",0); |
| | 883 | gMC->Gsatt("ZEV0","SEEN",0); |
| | 884 | gMC->Gsatt("ZEV1","SEEN",0); |
| | 885 | gMC->Gsatt("ZES0","SEEN",0); |
| | 886 | gMC->Gsatt("ZES1","SEEN",0); |
| | 887 | |
| | 888 | // |
| | 889 | gMC->Gdopt("hide", "on"); |
| | 890 | gMC->Gdopt("shad", "on"); |
| | 891 | gMC->Gsatt("*", "fill", 7); |
| | 892 | gMC->SetClipBox("."); |
| | 893 | gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000); |
| | 894 | gMC->DefaultRange(); |
| | 895 | gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07); |
| | 896 | gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1"); |
| | 897 | gMC->Gdman(18, 4, "MAN"); |
| | 898 | } |
| | 899 | |
| | 900 | //_____________________________________________________________________________ |
| | 901 | void AliZDCv2::CreateMaterials() |
| | 902 | { |
| | 903 | // |
| | 904 | // Create Materials for the Zero Degree Calorimeter |
| | 905 | // |
| | 906 | |
| | 907 | Int_t *idtmed = fIdtmed->GetArray(); |
| | 908 | |
| | 909 | Float_t dens, ubuf[1], wmat[2], a[2], z[2], deemax = -1; |
| | 910 | Int_t i; |
| | 911 | |
| | 912 | // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3 |
| | 913 | |
| | 914 | // --- Tantalum -> ZN passive material |
| | 915 | ubuf[0] = 1.1; |
| | 916 | AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1); |
| | 917 | |
| | 918 | // --- Tungsten |
| | 919 | // ubuf[0] = 1.11; |
| | 920 | // AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1); |
| | 921 | |
| | 922 | // --- Brass (CuZn) -> ZP passive material |
| | 923 | dens = 8.48; |
| | 924 | a[0] = 63.546; |
| | 925 | a[1] = 65.39; |
| | 926 | z[0] = 29.; |
| | 927 | z[1] = 30.; |
| | 928 | wmat[0] = .63; |
| | 929 | wmat[1] = .37; |
| | 930 | AliMixture(2, "BRASS ", a, z, dens, 2, wmat); |
| | 931 | |
| | 932 | // --- SiO2 |
| | 933 | dens = 2.64; |
| | 934 | a[0] = 28.086; |
| | 935 | a[1] = 15.9994; |
| | 936 | z[0] = 14.; |
| | 937 | z[1] = 8.; |
| | 938 | wmat[0] = 1.; |
| | 939 | wmat[1] = 2.; |
| | 940 | AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); |
| | 941 | |
| | 942 | // --- Lead |
| | 943 | ubuf[0] = 1.12; |
| | 944 | AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1); |
| | 945 | |
| | 946 | // --- Copper |
| | 947 | ubuf[0] = 1.10; |
| | 948 | AliMaterial(6, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); |
| | 949 | |
| | 950 | // --- Iron (energy loss taken into account) |
| | 951 | ubuf[0] = 1.1; |
| | 952 | AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
| | 953 | |
| | 954 | // --- Iron (no energy loss) |
| | 955 | ubuf[0] = 1.1; |
| | 956 | AliMaterial(8, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
| | 957 | |
| | 958 | // --- Vacuum (no magnetic field) |
| | 959 | AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
| | 960 | |
| | 961 | // --- Vacuum (with magnetic field) |
| | 962 | AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
| | 963 | |
| | 964 | // --- Air (no magnetic field) |
| | 965 | AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0); |
| | 966 | |
| | 967 | // --- Definition of tracking media: |
| | 968 | |
| | 969 | // --- Tantalum = 1 ; |
| | 970 | // --- Brass = 2 ; |
| | 971 | // --- Fibers (SiO2) = 3 ; |
| | 972 | // --- Fibers (SiO2) = 4 ; |
| | 973 | // --- Lead = 5 ; |
| | 974 | // --- Copper = 6 ; |
| | 975 | // --- Iron (with energy loss) = 7 ; |
| | 976 | // --- Iron (without energy loss) = 8 ; |
| | 977 | // --- Vacuum (no field) = 10 |
| | 978 | // --- Vacuum (with field) = 11 |
| | 979 | // --- Air (no field) = 12 |
| | 980 | |
| | 981 | |
| | 982 | // --- Tracking media parameters |
| | 983 | Float_t epsil = .01, stmin=0.01, stemax = 1.; |
| | 984 | // Int_t isxfld = gAlice->Field()->Integ(); |
| | 985 | Float_t fieldm = 0., tmaxfd = 0.; |
| | 986 | Int_t ifield = 0, isvolActive = 1, isvol = 0, inofld = 0; |
| | 987 | |
| | 988 | AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 989 | // AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 990 | AliMedium(2, "ZBRASS",2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 991 | AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 992 | AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 993 | AliMedium(5, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 994 | // AliMedium(6, "ZCOPP", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 995 | // AliMedium(7, "ZIRON", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 996 | AliMedium(6, "ZCOPP", 6, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 997 | AliMedium(7, "ZIRON", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 998 | AliMedium(8, "ZIRONN",8, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 999 | AliMedium(10,"ZVOID",10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 1000 | AliMedium(12,"ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin); |
| | 1001 | |
| | 1002 | ifield =2; |
| | 1003 | fieldm = 45.; |
| | 1004 | AliMedium(11, "ZVOIM", 11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
| | 1005 | |
| | 1006 | // Thresholds for showering in the ZDCs |
| | 1007 | i = 1; //tantalum |
| | 1008 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| | 1009 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| | 1010 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| | 1011 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| | 1012 | i = 2; //brass |
| | 1013 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| | 1014 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| | 1015 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| | 1016 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| | 1017 | i = 5; //lead |
| | 1018 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
| | 1019 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
| | 1020 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
| | 1021 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
| | 1022 | |
| | 1023 | // Avoid too detailed showering in TDI |
| | 1024 | i = 6; //copper |
| | 1025 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
| | 1026 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
| | 1027 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
| | 1028 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
| | 1029 | |
| | 1030 | // Avoid too detailed showering along the beam line |
| | 1031 | i = 7; //iron with energy loss (ZIRON) |
| | 1032 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
| | 1033 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
| | 1034 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
| | 1035 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
| | 1036 | |
| | 1037 | // Avoid too detailed showering along the beam line |
| | 1038 | i = 8; //iron with energy loss (ZIRONN) |
| | 1039 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
| | 1040 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
| | 1041 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
| | 1042 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
| | 1043 | |
| | 1044 | // Avoid interaction in fibers (only energy loss allowed) |
| | 1045 | i = 3; //fibers (ZSI02) |
| | 1046 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| | 1047 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| | 1048 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| | 1049 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| | 1050 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
| | 1051 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| | 1052 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| | 1053 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| | 1054 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| | 1055 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| | 1056 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| | 1057 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| | 1058 | i = 4; //fibers (ZQUAR) |
| | 1059 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| | 1060 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| | 1061 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| | 1062 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| | 1063 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
| | 1064 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| | 1065 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| | 1066 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| | 1067 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| | 1068 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| | 1069 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| | 1070 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| | 1071 | |
| | 1072 | // Avoid interaction in void |
| | 1073 | i = 11; //void with field |
| | 1074 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
| | 1075 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
| | 1076 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
| | 1077 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
| | 1078 | gMC->Gstpar(idtmed[i], "LOSS", 0.); |
| | 1079 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
| | 1080 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
| | 1081 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
| | 1082 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
| | 1083 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
| | 1084 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
| | 1085 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
| | 1086 | |
| | 1087 | // |
| | 1088 | fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material |
| | 1089 | fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material |
| | 1090 | fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 |
| | 1091 | fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 |
| | 1092 | fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material |
| | 1093 | // fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield |
| | 1094 | // fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes |
| | 1095 | fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves |
| | 1096 | } |
| | 1097 | |
| | 1098 | //_____________________________________________________________________________ |
| | 1099 | void AliZDCv2::Init() |
| | 1100 | { |
| | 1101 | InitTables(); |
| | 1102 | } |
| | 1103 | |
| | 1104 | //_____________________________________________________________________________ |
| | 1105 | void AliZDCv2::InitTables() |
| | 1106 | { |
| | 1107 | Int_t k, j; |
| | 1108 | |
| | 1109 | char *lightfName1,*lightfName2,*lightfName3,*lightfName4, |
| | 1110 | *lightfName5,*lightfName6,*lightfName7,*lightfName8; |
| | 1111 | FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8; |
| | 1112 | |
| | 1113 | // --- Reading light tables for ZN |
| | 1114 | lightfName1 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362207s"); |
| | 1115 | if((fp1 = fopen(lightfName1,"r")) == NULL){ |
| | 1116 | printf("Cannot open file fp1 \n"); |
| | 1117 | return; |
| | 1118 | } |
| | 1119 | lightfName2 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362208s"); |
| | 1120 | if((fp2 = fopen(lightfName2,"r")) == NULL){ |
| | 1121 | printf("Cannot open file fp2 \n"); |
| | 1122 | return; |
| | 1123 | } |
| | 1124 | lightfName3 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362209s"); |
| | 1125 | if((fp3 = fopen(lightfName3,"r")) == NULL){ |
| | 1126 | printf("Cannot open file fp3 \n"); |
| | 1127 | return; |
| | 1128 | } |
| | 1129 | lightfName4 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362210s"); |
| | 1130 | if((fp4 = fopen(lightfName4,"r")) == NULL){ |
| | 1131 | printf("Cannot open file fp4 \n"); |
| | 1132 | return; |
| | 1133 | } |
| | 1134 | |
| | 1135 | for(k=0; k<fNalfan; k++){ |
| | 1136 | for(j=0; j<fNben; j++){ |
| | 1137 | fscanf(fp1,"%f",&fTablen[0][k][j]); |
| | 1138 | fscanf(fp2,"%f",&fTablen[1][k][j]); |
| | 1139 | fscanf(fp3,"%f",&fTablen[2][k][j]); |
| | 1140 | fscanf(fp4,"%f",&fTablen[3][k][j]); |
| | 1141 | } |
| | 1142 | } |
| | 1143 | fclose(fp1); |
| | 1144 | fclose(fp2); |
| | 1145 | fclose(fp3); |
| | 1146 | fclose(fp4); |
| | 1147 | |
| | 1148 | // --- Reading light tables for ZP and ZEM |
| | 1149 | lightfName5 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552207s"); |
| | 1150 | if((fp5 = fopen(lightfName5,"r")) == NULL){ |
| | 1151 | printf("Cannot open file fp5 \n"); |
| | 1152 | return; |
| | 1153 | } |
| | 1154 | lightfName6 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552208s"); |
| | 1155 | if((fp6 = fopen(lightfName6,"r")) == NULL){ |
| | 1156 | printf("Cannot open file fp6 \n"); |
| | 1157 | return; |
| | 1158 | } |
| | 1159 | lightfName7 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552209s"); |
| | 1160 | if((fp7 = fopen(lightfName7,"r")) == NULL){ |
| | 1161 | printf("Cannot open file fp7 \n"); |
| | 1162 | return; |
| | 1163 | } |
| | 1164 | lightfName8 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552210s"); |
| | 1165 | if((fp8 = fopen(lightfName8,"r")) == NULL){ |
| | 1166 | printf("Cannot open file fp8 \n"); |
| | 1167 | return; |
| | 1168 | } |
| | 1169 | |
| | 1170 | for(k=0; k<fNalfap; k++){ |
| | 1171 | for(j=0; j<fNbep; j++){ |
| | 1172 | fscanf(fp5,"%f",&fTablep[0][k][j]); |
| | 1173 | fscanf(fp6,"%f",&fTablep[1][k][j]); |
| | 1174 | fscanf(fp7,"%f",&fTablep[2][k][j]); |
| | 1175 | fscanf(fp8,"%f",&fTablep[3][k][j]); |
| | 1176 | } |
| | 1177 | } |
| | 1178 | fclose(fp5); |
| | 1179 | fclose(fp6); |
| | 1180 | fclose(fp7); |
| | 1181 | fclose(fp8); |
| | 1182 | } |
| | 1183 | //_____________________________________________________________________________ |
| | 1184 | void AliZDCv2::StepManager() |
| | 1185 | { |
| | 1186 | // |
| | 1187 | // Routine called at every step in the Zero Degree Calorimeters |
| | 1188 | // |
| | 1189 | |
| | 1190 | Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe; |
| | 1191 | Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, radius, out; |
| | 1192 | Float_t xalic[3], z, GuiEff, GuiPar[4]={0.31,-0.0004,0.0197,0.7958}; |
| | 1193 | TLorentzVector s, p; |
| | 1194 | const char *knamed; |
| | 1195 | |
| | 1196 | for (j=0;j<10;j++) hits[j]=0; |
| | 1197 | |
| | 1198 | if((gMC->GetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) || |
| | 1199 | (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) || |
| | 1200 | (gMC->GetMedium() == fMedSensF2) || (gMC->GetMedium() == fMedSensZEM)){ |
| | 1201 | |
| | 1202 | // --- This part is for no shower developement in beam pipe and TDI |
| | 1203 | // (gMC->GetMedium() == fMedSensPI) || (gMC->GetMedium() == fMedSensTDI)){ |
| | 1204 | |
| | 1205 | // If particle interacts with beam pipe -> return |
| | 1206 | // if((gMC->GetMedium() == fMedSensPI) || (gMC->GetMedium() == fMedSensTDI)){ |
| | 1207 | // If option NoShower is set -> StopTrack |
| | 1208 | // if(fNoShower==1) { |
| | 1209 | // if(gMC->GetMedium() == fMedSensPI) { |
| | 1210 | // knamed = gMC->CurrentVolName(); |
| | 1211 | // if((!strncmp(knamed,"MQ",2)) || (!strncmp(knamed,"YM",2))) fpLostIT += 1; |
| | 1212 | // if((!strncmp(knamed,"MD1",3))|| (!strncmp(knamed,"YD1",2))) fpLostD1 += 1; |
| | 1213 | // } |
| | 1214 | // if(gMC->GetMedium() == fMedSensTDI) fpLostTDI += 1; |
| | 1215 | // gMC->StopTrack(); |
| | 1216 | // printf("\n # of p lost in Inner Triplet = %d\n",fpLostIT); |
| | 1217 | // printf("\n # of p lost in D1 = %d\n",fpLostD1); |
| | 1218 | // printf("\n # of p lost in TDI = %d\n",fpLostTDI); |
| | 1219 | // } |
| | 1220 | // return; |
| | 1221 | // } |
| | 1222 | |
| | 1223 | //Particle coordinates |
| | 1224 | gMC->TrackPosition(s); |
| | 1225 | for(j=0; j<=2; j++){ |
| | 1226 | x[j] = s[j]; |
| | 1227 | } |
| | 1228 | hits[0] = x[0]; |
| | 1229 | hits[1] = x[1]; |
| | 1230 | hits[2] = x[2]; |
| | 1231 | |
| | 1232 | // Determine in which ZDC the particle is |
| | 1233 | knamed = gMC->CurrentVolName(); |
| | 1234 | if(!strncmp(knamed,"ZN",2)){ |
| | 1235 | vol[0]=1; |
| | 1236 | } |
| | 1237 | else if(!strncmp(knamed,"ZP",2)){ |
| | 1238 | vol[0]=2; |
| | 1239 | } |
| | 1240 | else if(!strncmp(knamed,"ZE",2)){ |
| | 1241 | vol[0]=3; |
| | 1242 | } |
| | 1243 | |
| | 1244 | // Determine in which quadrant the particle is |
| | 1245 | |
| | 1246 | if(vol[0]==1){ //Quadrant in ZN |
| | 1247 | xdet[0] = x[0]-fPosZN[0]; |
| | 1248 | xdet[1] = x[1]-fPosZN[1]; |
| | 1249 | if((xdet[0]<=0.) && (xdet[1]>=0.)) vol[1]=1; |
| | 1250 | if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2; |
| | 1251 | if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3; |
| | 1252 | if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4; |
| | 1253 | } |
| | 1254 | else if(vol[0]==2){ //Quadrant in ZP |
| | 1255 | xdet[0] = x[0]-fPosZP[0]; |
| | 1256 | xdet[1] = x[1]-fPosZP[1]; |
| | 1257 | if(xdet[0]>fDimZP[0])xdet[0]=fDimZP[0]-0.01; |
| | 1258 | if(xdet[0]<-fDimZP[0])xdet[0]=-fDimZP[0]+0.01; |
| | 1259 | Float_t xqZP = xdet[0]/(fDimZP[0]/2); |
| | 1260 | for(int i=1; i<=4; i++){ |
| | 1261 | if(xqZP>=(i-3) && xqZP<(i-2)){ |
| | 1262 | vol[1] = i; |
| | 1263 | break; |
| | 1264 | } |
| | 1265 | } |
| | 1266 | } |
| | 1267 | else if(vol[0] == 3){ //ZEM has only 1 quadrant |
| | 1268 | vol[1] = 1; |
| | 1269 | xdet[0] = x[0]-fPosZEM[0]; |
| | 1270 | xdet[1] = x[1]-fPosZEM[1]; |
| | 1271 | } |
| | 1272 | |
| | 1273 | // Store impact point and kinetic energy of the ENTERING particle |
| | 1274 | |
| | 1275 | // if(Curtrack==Prim){ |
| | 1276 | if(gMC->IsTrackEntering()){ |
| | 1277 | //Particle energy |
| | 1278 | gMC->TrackMomentum(p); |
| | 1279 | hits[3] = p[3]; |
| | 1280 | // Impact point on ZDC |
| | 1281 | hits[4] = xdet[0]; |
| | 1282 | hits[5] = xdet[1]; |
| | 1283 | hits[6] = 0; |
| | 1284 | hits[7] = 0; |
| | 1285 | hits[8] = 0; |
| | 1286 | hits[9] = 0; |
| | 1287 | |
| | 1288 | // Int_t PcID = gMC->TrackPid(); |
| | 1289 | // printf("Pc ID -> %d\n",PcID); |
| | 1290 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1291 | |
| | 1292 | if(fNoShower==1){ |
| | 1293 | // fpDetected += 1; |
| | 1294 | gMC->StopTrack(); |
| | 1295 | // printf("\n # of detected p = %d\n",fpDetected); |
| | 1296 | return; |
| | 1297 | } |
| | 1298 | } |
| | 1299 | // } // Curtrack IF |
| | 1300 | |
| | 1301 | // Charged particles -> Energy loss |
| | 1302 | if((destep=gMC->Edep())){ |
| | 1303 | if(gMC->IsTrackStop()){ |
| | 1304 | gMC->TrackMomentum(p); |
| | 1305 | m = gMC->TrackMass(); |
| | 1306 | ekin = p[3]-m; |
| | 1307 | hits[9] = ekin; |
| | 1308 | hits[7] = 0.; |
| | 1309 | hits[8] = 0.; |
| | 1310 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1311 | } |
| | 1312 | else{ |
| | 1313 | hits[9] = destep; |
| | 1314 | hits[7] = 0.; |
| | 1315 | hits[8] = 0.; |
| | 1316 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1317 | } |
| | 1318 | // printf(" Dep. E = %f \n",hits[9]); |
| | 1319 | } |
| | 1320 | }// NB -> Questa parentesi (chiude il primo IF) io la sposterei al fondo!??? |
| | 1321 | |
| | 1322 | |
| | 1323 | // *** Light production in fibres |
| | 1324 | if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){ |
| | 1325 | |
| | 1326 | //Select charged particles |
| | 1327 | if((destep=gMC->Edep())){ |
| | 1328 | |
| | 1329 | // Particle velocity |
| | 1330 | gMC->TrackMomentum(p); |
| | 1331 | Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]); |
| | 1332 | Float_t beta = ptot/p[3]; |
| | 1333 | if(beta<0.67){ |
| | 1334 | return; |
| | 1335 | } |
| | 1336 | else if((beta>=0.67) && (beta<=0.75)){ |
| | 1337 | ibeta = 0; |
| | 1338 | } |
| | 1339 | if((beta>0.75) && (beta<=0.85)){ |
| | 1340 | ibeta = 1; |
| | 1341 | } |
| | 1342 | if((beta>0.85) && (beta<=0.95)){ |
| | 1343 | ibeta = 2; |
| | 1344 | } |
| | 1345 | if(beta>0.95){ |
| | 1346 | ibeta = 3; |
| | 1347 | } |
| | 1348 | |
| | 1349 | // Angle between particle trajectory and fibre axis |
| | 1350 | // 1 -> Momentum directions |
| | 1351 | um[0] = p[0]/ptot; |
| | 1352 | um[1] = p[1]/ptot; |
| | 1353 | um[2] = p[2]/ptot; |
| | 1354 | gMC->Gmtod(um,ud,2); |
| | 1355 | // 2 -> Angle < limit angle |
| | 1356 | Double_t alfar = TMath::ACos(ud[2]); |
| | 1357 | Double_t alfa = alfar*kRaddeg; |
| | 1358 | if(alfa>=110.) return; |
| | 1359 | ialfa = Int_t(1.+alfa/2.); |
| | 1360 | |
| | 1361 | // Distance between particle trajectory and fibre axis |
| | 1362 | gMC->TrackPosition(s); |
| | 1363 | for(j=0; j<=2; j++){ |
| | 1364 | x[j] = s[j]; |
| | 1365 | } |
| | 1366 | gMC->Gmtod(x,xdet,1); |
| | 1367 | if(TMath::Abs(ud[0])>0.00001){ |
| | 1368 | Float_t dcoeff = ud[1]/ud[0]; |
| | 1369 | be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.)); |
| | 1370 | } |
| | 1371 | else{ |
| | 1372 | be = TMath::Abs(ud[0]); |
| | 1373 | } |
| | 1374 | |
| | 1375 | if((vol[0]==1)){ |
| | 1376 | radius = fFibZN[1]; |
| | 1377 | } |
| | 1378 | else if((vol[0]==2)){ |
| | 1379 | radius = fFibZP[1]; |
| | 1380 | } |
| | 1381 | ibe = Int_t(be*1000.+1); |
| | 1382 | |
| | 1383 | //Looking into the light tables |
| | 1384 | Float_t charge = gMC->TrackCharge(); |
| | 1385 | |
| | 1386 | if((vol[0]==1)) { // (1) ZN fibres |
| | 1387 | if(ibe>fNben) ibe=fNben; |
| | 1388 | out = charge*charge*fTablen[ibeta][ialfa][ibe]; |
| | 1389 | nphe = gRandom->Poisson(out); |
| | 1390 | // printf("ZN --- ibeta = %d, ialfa = %d, ibe = %d" |
| | 1391 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); |
| | 1392 | if(gMC->GetMedium() == fMedSensF1){ |
| | 1393 | hits[7] = nphe; //fLightPMQ |
| | 1394 | hits[8] = 0; |
| | 1395 | hits[9] = 0; |
| | 1396 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1397 | } |
| | 1398 | else{ |
| | 1399 | hits[7] = 0; |
| | 1400 | hits[8] = nphe; //fLightPMC |
| | 1401 | hits[9] = 0; |
| | 1402 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1403 | } |
| | 1404 | } |
| | 1405 | else if((vol[0]==2)) { // (2) ZP fibres |
| | 1406 | if(ibe>fNbep) ibe=fNbep; |
| | 1407 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; |
| | 1408 | nphe = gRandom->Poisson(out); |
| | 1409 | // printf("ZP --- ibeta = %d, ialfa = %d, ibe = %d" |
| | 1410 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); |
| | 1411 | if(gMC->GetMedium() == fMedSensF1){ |
| | 1412 | hits[7] = nphe; //fLightPMQ |
| | 1413 | hits[8] = 0; |
| | 1414 | hits[9] = 0; |
| | 1415 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1416 | } |
| | 1417 | else{ |
| | 1418 | hits[7] = 0; |
| | 1419 | hits[8] = nphe; //fLightPMC |
| | 1420 | hits[9] = 0; |
| | 1421 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1422 | } |
| | 1423 | } |
| | 1424 | else if((vol[0]==3)) { // (3) ZEM fibres |
| | 1425 | if(ibe>fNbep) ibe=fNbep; |
| | 1426 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; |
| | 1427 | gMC->TrackPosition(s); |
| | 1428 | for(j=0; j<=2; j++){ |
| | 1429 | xalic[j] = s[j]; |
| | 1430 | } |
| | 1431 | // z-coordinate from ZEM front face |
| | 1432 | // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm |
| | 1433 | z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1]; |
| | 1434 | // z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad)); |
| | 1435 | // printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength); |
| | 1436 | GuiEff = GuiPar[0]*(GuiPar[1]*z*z+GuiPar[2]*z+GuiPar[3]); |
| | 1437 | // printf("\n xalic[0] = %f xalic[1] = %f xalic[2] = %f z = %f \n", |
| | 1438 | // xalic[0],xalic[1],xalic[2],z); |
| | 1439 | out = out*GuiEff; |
| | 1440 | nphe = gRandom->Poisson(out); |
| | 1441 | // printf(" out*GuiEff = %f nphe = %d", out, nphe); |
| | 1442 | // printf("ZEM --- ibeta = %d, ialfa = %d, ibe = %d" |
| | 1443 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); |
| | 1444 | hits[7] = 0; |
| | 1445 | hits[8] = nphe; //fLightPMC |
| | 1446 | hits[9] = 0; |
| | 1447 | AddHit(gAlice->CurrentTrack(), vol, hits); |
| | 1448 | } |
| | 1449 | } |
| | 1450 | } |
| | 1451 | } |
git://git.uio.no / u / mrichter / AliRoot.git / blame_incremental