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ReaderESD updated to read new type of ITS trackpoints
[u/mrichter/AliRoot.git] / ZDC / AliZDCv2.cxx
CommitLineData
4663d63d 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
88cb7938 16/* $Id$ */
4663d63d 17
8cc32cbc 18///////////////////////////////////////////////////////////////////////
19// //
20// AliZDCv2 --- new ZDC geometry, //
21// with the EM ZDC at about 10 m from IP //
22// Just one set of ZDC is inserted //
23// (on the same side of the dimuon arm realtive to IP) //
24// //
25///////////////////////////////////////////////////////////////////////
4663d63d 26
27// --- Standard libraries
28#include "stdio.h"
29
30// --- ROOT system
31#include <TBRIK.h>
88cb7938 32#include <TLorentzVector.h>
4663d63d 33#include <TMath.h>
88cb7938 34#include <TNode.h>
4663d63d 35#include <TRandom.h>
36#include <TSystem.h>
37#include <TTree.h>
88cb7938 38#include <TVirtualMC.h>
4663d63d 39
40// --- AliRoot classes
88cb7938 41#include "AliConst.h"
4663d63d 42#include "AliDetector.h"
43#include "AliMagF.h"
4663d63d 44#include "AliPDG.h"
88cb7938 45#include "AliRun.h"
46#include "AliZDCHit.h"
47#include "AliZDCv2.h"
5d12ce38 48#include "AliMC.h"
4663d63d 49
50
51ClassImp(AliZDCv2)
4663d63d 52
53//_____________________________________________________________________________
54AliZDCv2::AliZDCv2() : AliZDC()
55{
56 //
57 // Default constructor for Zero Degree Calorimeter
58 //
59
60 fMedSensF1 = 0;
61 fMedSensF2 = 0;
62 fMedSensZN = 0;
63 fMedSensZP = 0;
64 fMedSensZEM = 0;
65 fMedSensGR = 0;
66// fMedSensPI = 0;
67// fMedSensTDI = 0;
68}
69
70//_____________________________________________________________________________
71AliZDCv2::AliZDCv2(const char *name, const char *title)
72 : AliZDC(name,title)
73{
74 //
75 // Standard constructor for Zero Degree Calorimeter
76 //
77 //
78 // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!)
79
c6937a87 80 AliModule* pipe=gAlice->GetModule("PIPE");
81 AliModule* abso=gAlice->GetModule("ABSO");
82 AliModule* dipo=gAlice->GetModule("DIPO");
83 AliModule* shil=gAlice->GetModule("SHIL");
84 if((!pipe) || (!abso) || (!dipo) || (!shil)) {
4663d63d 85 Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n");
86 exit(1);
87 }
88
89 fMedSensF1 = 0;
90 fMedSensF2 = 0;
91 fMedSensZN = 0;
92 fMedSensZP = 0;
93 fMedSensZEM = 0;
94 fMedSensGR = 0;
4700b983 95 fMedSensPI = 0;
96 fMedSensTDI = 0;
4663d63d 97
98
99 // Parameters for light tables
100 fNalfan = 90; // Number of Alfa (neutrons)
101 fNalfap = 90; // Number of Alfa (protons)
102 fNben = 18; // Number of beta (neutrons)
103 fNbep = 28; // Number of beta (protons)
104 Int_t ip,jp,kp;
105 for(ip=0; ip<4; ip++){
106 for(kp=0; kp<fNalfap; kp++){
107 for(jp=0; jp<fNbep; jp++){
108 fTablep[ip][kp][jp] = 0;
109 }
110 }
111 }
112 Int_t in,jn,kn;
113 for(in=0; in<4; in++){
114 for(kn=0; kn<fNalfan; kn++){
115 for(jn=0; jn<fNben; jn++){
116 fTablen[in][kn][jn] = 0;
117 }
118 }
119 }
120
121 // Parameters for hadronic calorimeters geometry
410749b4 122 fDimZN[0] = 3.52;
123 fDimZN[1] = 3.52;
124 fDimZN[2] = 50.;
4663d63d 125 fDimZP[0] = 11.2;
126 fDimZP[1] = 6.;
127 fDimZP[2] = 75.;
128 fPosZN[0] = 0.;
8cc32cbc 129 fPosZN[1] = 1.2;
91790149 130 fPosZN[2] = 11650.;
8cc32cbc 131 fPosZP[0] = -23.9;
4663d63d 132 fPosZP[1] = 0.;
fd675fb4 133 fPosZP[2] = 11600.;
4663d63d 134 fFibZN[0] = 0.;
135 fFibZN[1] = 0.01825;
136 fFibZN[2] = 50.;
137 fFibZP[0] = 0.;
138 fFibZP[1] = 0.0275;
139 fFibZP[2] = 75.;
140
141 // Parameters for EM calorimeter geometry
142 fPosZEM[0] = 8.5;
143 fPosZEM[1] = 0.;
59ec6db4 144 fPosZEM[2] = 735.;
8cc32cbc 145 fZEMLength = 0.;
4663d63d 146
4663d63d 147}
148
149//_____________________________________________________________________________
150void AliZDCv2::CreateGeometry()
151{
152 //
b2a1dc96 153 // Create the geometry for the Zero Degree Calorimeter version 2
4663d63d 154 //* Initialize COMMON block ZDC_CGEOM
155 //*
156
157 CreateBeamLine();
158 CreateZDC();
159}
160
161//_____________________________________________________________________________
162void AliZDCv2::CreateBeamLine()
163{
c6937a87 164 //
165 // Create the beam line elements
166 //
4663d63d 167
168 Float_t zq, zd1, zd2;
169 Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3];
170 Int_t im1, im2;
171
172 Int_t *idtmed = fIdtmed->GetArray();
173
174 // -- Mother of the ZDCs (Vacuum PCON)
c0f15647 175 Int_t irotM;
91790149 176 gMC->Matrix(irotM,90.,180.,90.,90.,180.,0.);
c0f15647 177
b2a1dc96 178 zd1 = 2092.;
179
4663d63d 180 conpar[0] = 0.;
181 conpar[1] = 360.;
182 conpar[2] = 2.;
91790149 183 conpar[3] = zd1;
4663d63d 184 conpar[4] = 0.;
c63eb7ab 185 conpar[5] = 55.;
91790149 186 conpar[6] = 13500.;
4663d63d 187 conpar[7] = 0.;
c63eb7ab 188 conpar[8] = 55.;
4663d63d 189 gMC->Gsvolu("ZDC ", "PCON", idtmed[11], conpar, 9);
c0f15647 190 gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., irotM, "ONLY");
4663d63d 191
192 // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to
193 // the beginning of D1)
b2a1dc96 194
4663d63d 195 tubpar[0] = 6.3/2.;
196 tubpar[1] = 6.7/2.;
4700b983 197 // From beginning of ZDC volumes to beginning of D1
198 tubpar[2] = (5838.3-zd1)/2.;
4663d63d 199 gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3);
91790149 200 gMC->Gspos("QT01", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 201
202 //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the
203 // beginning of D2)
204
205 //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm
206 //-- Cylindrical pipe (r = 3.47) + conical flare
207
208 // -> Beginning of D1
209 zd1 += 2.*tubpar[2];
210
211 tubpar[0] = 3.47;
212 tubpar[1] = 3.47+0.2;
213 tubpar[2] = 958.5/2.;
214 gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3);
91790149 215 gMC->Gspos("QT02", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 216
217 zd1 += 2.*tubpar[2];
218
219 conpar[0] = 25./2.;
220 conpar[1] = 6.44/2.;
221 conpar[2] = 6.84/2.;
222 conpar[3] = 10./2.;
223 conpar[4] = 10.4/2.;
224 gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5);
91790149 225 gMC->Gspos("QC01", 1, "ZDC ", 0., 0., conpar[0]+zd1, 0, "ONLY");
4663d63d 226
227 zd1 += 2.*conpar[0];
228
229 tubpar[0] = 10./2.;
230 tubpar[1] = 10.4/2.;
231 tubpar[2] = 50./2.;
232 gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3);
91790149 233 gMC->Gspos("QT03", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 234
235 zd1 += tubpar[2]*2.;
236
237 tubpar[0] = 10./2.;
238 tubpar[1] = 10.4/2.;
239 tubpar[2] = 10./2.;
240 gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3);
91790149 241 gMC->Gspos("QT04", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 242
243 zd1 += tubpar[2] * 2.;
244
245 tubpar[0] = 10./2.;
246 tubpar[1] = 10.4/2.;
247 tubpar[2] = 3.16/2.;
248 gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3);
91790149 249 gMC->Gspos("QT05", 1, "ZDC ", 0., 0., tubpar[0]+zd1, 0, "ONLY");
4663d63d 250
251 zd1 += tubpar[2] * 2.;
252
253 tubpar[0] = 10.0/2.;
254 tubpar[1] = 10.4/2;
255 tubpar[2] = 190./2.;
256 gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3);
91790149 257 gMC->Gspos("QT06", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 258
259 zd1 += tubpar[2] * 2.;
260
261 conpar[0] = 30./2.;
262 conpar[1] = 10./2.;
263 conpar[2] = 10.4/2.;
264 conpar[3] = 20.6/2.;
265 conpar[4] = 21./2.;
266 gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5);
91790149 267 gMC->Gspos("QC02", 1, "ZDC ", 0., 0., conpar[0]+zd1, 0, "ONLY");
4663d63d 268
269 zd1 += conpar[0] * 2.;
270
271 tubpar[0] = 20.6/2.;
272 tubpar[1] = 21./2.;
273 tubpar[2] = 450./2.;
274 gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3);
91790149 275 gMC->Gspos("QT07", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 276
277 zd1 += tubpar[2] * 2.;
278
279 conpar[0] = 13.6/2.;
280 conpar[1] = 20.6/2.;
281 conpar[2] = 21./2.;
282 conpar[3] = 25.4/2.;
283 conpar[4] = 25.8/2.;
284 gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5);
91790149 285 gMC->Gspos("QC03", 1, "ZDC ", 0., 0., conpar[0]+zd1, 0, "ONLY");
4663d63d 286
287 zd1 += conpar[0] * 2.;
288
289 tubpar[0] = 25.4/2.;
290 tubpar[1] = 25.8/2.;
291 tubpar[2] = 205.8/2.;
292 gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3);
91790149 293 gMC->Gspos("QT08", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 294
295 zd1 += tubpar[2] * 2.;
296
297 tubpar[0] = 50./2.;
298 tubpar[1] = 50.4/2.;
299 // QT09 is 10 cm longer to accomodate TDI
300 tubpar[2] = 515.4/2.;
301 gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3);
91790149 302 gMC->Gspos("QT09", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 303
304 // --- Insert TDI (inside ZDC volume)
305
306 boxpar[0] = 5.6;
307 boxpar[1] = 5.6;
308 boxpar[2] = 400./2.;
309 gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3);
91790149 310 gMC->Gspos("QTD1", 1, "ZDC ", 3., 10.6, tubpar[2]+zd1+56.3, 0, "ONLY");
311 gMC->Gspos("QTD1", 2, "ZDC ", 3., -10.6, tubpar[2]+zd1+56.3, 0, "ONLY");
4663d63d 312
313 boxpar[0] = 0.2/2.;
314 boxpar[1] = 5.6;
315 boxpar[2] = 400./2.;
316 gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3);
91790149 317 gMC->Gspos("QTD2", 1, "ZDC ", 8.6+boxpar[0], 0., tubpar[2]+zd1+56.3, 0, "ONLY");
4663d63d 318
6d5d9c06 319// tubspar[0] = 6.2; // R = 6.2 cm----------------------------------------
320// tubspar[1] = 6.4;
321// tubspar[2] = 400./2.;
322// tubspar[3] = 180.-62.5;
323// tubspar[4] = 180.+62.5;
324 tubspar[0] = 10.5; // R = 10.5 cm------------------------------------------
325 tubspar[1] = 10.7;
4663d63d 326 tubspar[2] = 400./2.;
6d5d9c06 327 tubspar[3] = 180.-75.5;
328 tubspar[4] = 180.+75.5;
4663d63d 329 gMC->Gsvolu("QTD3", "TUBS", idtmed[6], tubspar, 5);
91790149 330 gMC->Gspos("QTD3", 1, "ZDC ", 0., 0., tubpar[2]+zd1+56.3, 0, "ONLY");
4663d63d 331
332 zd1 += tubpar[2] * 2.;
333
334 tubpar[0] = 50./2.;
335 tubpar[1] = 50.4/2.;
336 // QT10 is 10 cm shorter
337 tubpar[2] = 690./2.;
338 gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3);
91790149 339 gMC->Gspos("QT10", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 340
341 zd1 += tubpar[2] * 2.;
342
343 tubpar[0] = 50./2.;
344 tubpar[1] = 50.4/2.;
345 tubpar[2] = 778.5/2.;
346 gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3);
91790149 347 gMC->Gspos("QT11", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 348
349 zd1 += tubpar[2] * 2.;
350
351 conpar[0] = 14.18/2.;
352 conpar[1] = 50./2.;
353 conpar[2] = 50.4/2.;
354 conpar[3] = 55./2.;
355 conpar[4] = 55.4/2.;
356 gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5);
91790149 357 gMC->Gspos("QC04", 1, "ZDC ", 0., 0., conpar[0]+zd1, 0, "ONLY");
4663d63d 358
359 zd1 += conpar[0] * 2.;
360
361 tubpar[0] = 55./2.;
362 tubpar[1] = 55.4/2.;
363 tubpar[2] = 730./2.;
364 gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3);
91790149 365 gMC->Gspos("QT12", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 366
367 zd1 += tubpar[2] * 2.;
368
369 conpar[0] = 36.86/2.;
370 conpar[1] = 55./2.;
371 conpar[2] = 55.4/2.;
372 conpar[3] = 68./2.;
373 conpar[4] = 68.4/2.;
374 gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5);
91790149 375 gMC->Gspos("QC05", 1, "ZDC ", 0., 0., conpar[0]+zd1, 0, "ONLY");
4663d63d 376
377 zd1 += conpar[0] * 2.;
378
379 tubpar[0] = 68./2.;
380 tubpar[1] = 68.4/2.;
381 tubpar[2] = 927.3/2.;
382 gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3);
91790149 383 gMC->Gspos("QT13", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 384
385 zd1 += tubpar[2] * 2.;
386
387 tubpar[0] = 0./2.;
388 tubpar[1] = 68.4/2.;
389 tubpar[2] = 0.2/2.;
390 gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3);
91790149 391 gMC->Gspos("QT14", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 392
393 zd1 += tubpar[2] * 2.;
394
395 tubpar[0] = 0./2.;
396 tubpar[1] = 6.4/2.;
397 tubpar[2] = 0.2/2.;
398 gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3);
399
400 //-- Position QT15 inside QT14
401 gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY");
402
403 tubpar[0] = 0./2.;
404 tubpar[1] = 6.4/2.;
405 tubpar[2] = 0.2/2.;
406 gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3);
407
408 //-- Position QT16 inside QT14
409 gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY");
410
411
b2a1dc96 412 //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2
4663d63d 413
414 tubpar[0] = 6.4/2.;
415 tubpar[1] = 6.8/2.;
416 tubpar[2] = 680.8/2.;
417 gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3);
418
419 tubpar[0] = 6.4/2.;
420 tubpar[1] = 6.8/2.;
421 tubpar[2] = 680.8/2.;
422 gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3);
423
424 // -- ROTATE PIPES
425
426 Float_t angle = 0.143*kDegrad;
427
91790149 428 AliMatrix(im1, 90.-0.143, 0., 90., 90., 0.143, 180.);
4663d63d 429 gMC->Gspos("QT17", 1, "ZDC ", TMath::Sin(angle) * 680.8/ 2. - 9.4,
91790149 430 0., tubpar[2]+zd1, im1, "ONLY");
4663d63d 431
91790149 432 AliMatrix(im2, 90.+0.143, 0., 90., 90., 0.143, 0.);
4663d63d 433 gMC->Gspos("QT18", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 680.8 / 2.,
91790149 434 0., tubpar[2]+zd1, im2, "ONLY");
c0f15647 435
4663d63d 436 // -- END OF BEAM PIPE VOLUME DEFINITION.
437 // ----------------------------------------------------------------
438
4663d63d 439 // ----------------------------------------------------------------
59ec6db4 440 // -- MAGNET DEFINITION -> LHC OPTICS 6.4
4663d63d 441 // ----------------------------------------------------------------
4663d63d 442 // -- INNER TRIPLET
443
444 zq = 2296.5;
445
446 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
447
448 // MQXL
449 // -- GAP (VACUUM WITH MAGNETIC FIELD)
450
451 tubpar[0] = 0.;
452 tubpar[1] = 3.5;
453 tubpar[2] = 637./2.;
454 gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
455
456 // -- YOKE
457
458 tubpar[0] = 3.5;
459 tubpar[1] = 22.;
460 tubpar[2] = 637./2.;
461 gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3);
462
91790149 463 gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2]+zq, 0, "ONLY");
464 gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2]+zq, 0, "ONLY");
4663d63d 465
91790149 466 gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2]+zq+2430., 0, "ONLY");
467 gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2]+zq+2430., 0, "ONLY");
4663d63d 468
469 // -- MQX
470 // -- GAP (VACUUM WITH MAGNETIC FIELD)
471
472 tubpar[0] = 0.;
473 tubpar[1] = 3.5;
474 tubpar[2] = 550./2.;
475 gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3);
476
477 // -- YOKE
478
479 tubpar[0] = 3.5;
480 tubpar[1] = 22.;
481 tubpar[2] = 550./2.;
482 gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3);
483
91790149 484 gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2]+zq+908.5, 0, "ONLY");
485 gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2]+zq+908.5, 0, "ONLY");
4663d63d 486
91790149 487 gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2]+zq+1558.5, 0, "ONLY");
488 gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2]+zq+1558.5, 0, "ONLY");
4663d63d 489
490 // -- SEPARATOR DIPOLE D1
491
492 zd1 = 5838.3;
493
494 // -- GAP (VACUUM WITH MAGNETIC FIELD)
495
496 tubpar[0] = 0.;
497 tubpar[1] = 6.94/2.;
498 tubpar[2] = 945./2.;
499 gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3);
500
501 // -- Insert horizontal Cu plates inside D1
502 // -- (to simulate the vacuum chamber)
503
8ed59a88 504 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)) - 0.05;
4663d63d 505 boxpar[1] = 0.2/2.;
506 boxpar[2] =945./2.;
507 gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3);
508 gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY");
509 gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY");
510
511 // -- YOKE
512
513 tubpar[0] = 0.;
514 tubpar[1] = 110./2;
515 tubpar[2] = 945./2.;
516 gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3);
517
91790149 518 gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2]+zd1, 0, "ONLY");
4663d63d 519 gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY");
520
521 // -- DIPOLE D2
522
4700b983 523 //zd2 = 12147.6;
524 // --- LHC optics v6.4
4663d63d 525 zd2 = 12147.6;
526
527 // -- GAP (VACUUM WITH MAGNETIC FIELD)
528
529 tubpar[0] = 0.;
530 tubpar[1] = 7.5/2.;
531 tubpar[2] = 945./2.;
532 gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3);
533
534 // -- YOKE
535
536 tubpar[0] = 0.;
537 tubpar[1] = 55.;
538 tubpar[2] = 945./2.;
539 gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3);
540
91790149 541 gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2]+zd2, 0, "ONLY");
4663d63d 542
543 gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY");
544 gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY");
545
546 // -- END OF MAGNET DEFINITION
547}
548
549//_____________________________________________________________________________
550void AliZDCv2::CreateZDC()
551{
c6937a87 552 //
553 // Create the various ZDCs (ZN + ZP)
554 //
4663d63d 555
c6937a87 556 Float_t dimPb[6], dimVoid[6];
4663d63d 557
558 Int_t *idtmed = fIdtmed->GetArray();
559
560 // Parameters for hadronic calorimeters geometry
561 // NB -> parameters used ONLY in CreateZDC()
4663d63d 562 Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector
563 Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector
564 Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector
565 Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector
566 Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector
567 Int_t fTowZP[2] = {4, 1}; // Tower for proton detector
568
569 // Parameters for EM calorimeter geometry
570 // NB -> parameters used ONLY in CreateZDC()
571 Float_t fDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
572 Float_t fDimZEMAir = 0.001; // scotch
573 Float_t fFibRadZEM = 0.0315; // External fiber radius (including cladding)
574 Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
575 Float_t fDimZEM0 = 2*fDivZEM[2]*(fDimZEMPb+fDimZEMAir+fFibRadZEM*(TMath::Sqrt(2.)));
8cc32cbc 576 fZEMLength = fDimZEM0;
4663d63d 577 Float_t fDimZEM[6] = {fDimZEM0, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
578 Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-fFibRadZEM;
579 Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter
580
581
582 //-- Create calorimeters geometry
583
584 // -------------------------------------------------------------------------------
585 //--> Neutron calorimeter (ZN)
586
587 gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material
588 gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material
589 gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3);
590 gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3);
591 gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3);
592 gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves
593 gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3);
594 gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3);
595 gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3);
596
597 // Divide ZNEU in towers (for hits purposes)
598
599 gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower
600 gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower
601
602 //-- Divide ZN1 in minitowers
603 // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
604 // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS
605 // (4 fibres per minitower)
606
607 gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices
608 gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks
609
610 // --- Position the empty grooves in the sticks (4 grooves per stick)
611 Float_t dx = fDimZN[0] / fDivZN[0] / 4.;
612 Float_t dy = fDimZN[1] / fDivZN[1] / 4.;
613
614 gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY");
615 gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY");
616 gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY");
617 gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY");
618
619 // --- Position the fibers in the grooves
620 gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY");
621 gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY");
622 gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY");
623 gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
624
625 // --- Position the neutron calorimeter in ZDC
fd675fb4 626 gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2]+fDimZN[2], 0, "ONLY");
4663d63d 627
628
629 // -------------------------------------------------------------------------------
630 //--> Proton calorimeter (ZP)
631
632 gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material
633 gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material
634 gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3);
635 gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3);
636 gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3);
637 gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves
638 gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3);
639 gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3);
640 gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3);
641
642 //-- Divide ZPRO in towers(for hits purposes)
643
644 gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower
645 gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower
646
647
648 //-- Divide ZP1 in minitowers
649 // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
650 // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER
651 // (4 fiber per minitower)
652
653 gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices
654 gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks
655
656 // --- Position the empty grooves in the sticks (4 grooves per stick)
657 dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.;
658 dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.;
659
660 gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY");
661 gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY");
662 gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY");
663 gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY");
664
665 // --- Position the fibers in the grooves
666 gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY");
667 gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY");
668 gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY");
669 gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY");
670
671
672 // --- Position the proton calorimeter in ZDC
fd675fb4 673 gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2]+fDimZP[2], 0, "ONLY");
4663d63d 674
675
676 // -------------------------------------------------------------------------------
677 // -> EM calorimeter (ZEM)
678
679 gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6);
680
681 Int_t irot1, irot2;
c0f15647 682 gMC->Matrix(irot1,0.,0.,90.,90.,-90.,0.); // Rotation matrix 1
4663d63d 683 gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2
c0f15647 684 //printf("irot1 = %d, irot2 = %d \n", irot1, irot2);
4663d63d 685
c0f15647 686 gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material
4663d63d 687
c0f15647 688 gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
4663d63d 689
c6937a87 690 dimPb[0] = fDimZEMPb; // Lead slices
691 dimPb[1] = fDimZEM[2];
692 dimPb[2] = fDimZEM[1];
693 dimPb[3] = 90.-fDimZEM[3];
694 dimPb[4] = 0.;
695 dimPb[5] = 0.;
696 gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6);
697 gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6);
698 //gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6);
4663d63d 699
700 // --- Position the lead slices in the tranche
701 Float_t zTran = fDimZEM[0]/fDivZEM[2];
702 Float_t zTrPb = -zTran+fDimZEMPb;
703 gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
704 gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY");
705
706 // --- Vacuum zone (to be filled with fibres)
c6937a87 707 dimVoid[0] = (zTran-2*fDimZEMPb)/2.;
708 dimVoid[1] = fDimZEM[2];
709 dimVoid[2] = fDimZEM[1];
710 dimVoid[3] = 90.-fDimZEM[3];
711 dimVoid[4] = 0.;
712 dimVoid[5] = 0.;
713 gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6);
714 gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6);
4663d63d 715
716 // --- Divide the vacuum slice into sticks along x axis
717 gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3);
718 gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3);
719
720 // --- Positioning the fibers into the sticks
721 gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY");
722 gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY");
723
724 // --- Positioning the vacuum slice into the tranche
c6937a87 725 Float_t displFib = fDimZEM[1]/fDivZEM[0];
726 gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY");
727 gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., displFib, 0, "ONLY");
4663d63d 728
729 // --- Positioning the ZEM into the ZDC - rotation for 90 degrees
c63eb7ab 730 // NB -> In AliZDCv2 ZEM is positioned in ALIC (instead of in ZDC) volume
731 // beacause it's impossible to make a ZDC pcon volume to contain
59ec6db4 732 // both hadronics and EM calorimeters.
c63eb7ab 733 gMC->Gspos("ZEM ", 1,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
4663d63d 734
410749b4 735 // Second EM ZDC (same side w.r.t. IP, just on the other side w.r.t. beam pipe)
736 gMC->Gspos("ZEM ", 2,"ALIC", -fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
737
4663d63d 738 // --- Adding last slice at the end of the EM calorimeter
739// Float_t zLastSlice = fPosZEM[2]+fDimZEMPb+fDimZEM[0];
c63eb7ab 740// gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
4663d63d 741
742}
743
744//_____________________________________________________________________________
c6937a87 745void AliZDCv2::DrawModule() const
4663d63d 746{
747 //
748 // Draw a shaded view of the Zero Degree Calorimeter version 1
749 //
750
751 // Set everything unseen
752 gMC->Gsatt("*", "seen", -1);
753 //
754 // Set ALIC mother transparent
755 gMC->Gsatt("ALIC","SEEN",0);
756 //
757 // Set the volumes visible
758 gMC->Gsatt("ZDC ","SEEN",0);
759 gMC->Gsatt("QT01","SEEN",1);
760 gMC->Gsatt("QT02","SEEN",1);
761 gMC->Gsatt("QT03","SEEN",1);
762 gMC->Gsatt("QT04","SEEN",1);
763 gMC->Gsatt("QT05","SEEN",1);
764 gMC->Gsatt("QT06","SEEN",1);
765 gMC->Gsatt("QT07","SEEN",1);
766 gMC->Gsatt("QT08","SEEN",1);
767 gMC->Gsatt("QT09","SEEN",1);
768 gMC->Gsatt("QT10","SEEN",1);
769 gMC->Gsatt("QT11","SEEN",1);
770 gMC->Gsatt("QT12","SEEN",1);
771 gMC->Gsatt("QT13","SEEN",1);
772 gMC->Gsatt("QT14","SEEN",1);
773 gMC->Gsatt("QT15","SEEN",1);
774 gMC->Gsatt("QT16","SEEN",1);
775 gMC->Gsatt("QT17","SEEN",1);
776 gMC->Gsatt("QT18","SEEN",1);
777 gMC->Gsatt("QC01","SEEN",1);
778 gMC->Gsatt("QC02","SEEN",1);
779 gMC->Gsatt("QC03","SEEN",1);
780 gMC->Gsatt("QC04","SEEN",1);
781 gMC->Gsatt("QC05","SEEN",1);
782 gMC->Gsatt("QTD1","SEEN",1);
783 gMC->Gsatt("QTD2","SEEN",1);
784 gMC->Gsatt("QTD3","SEEN",1);
785 gMC->Gsatt("MQXL","SEEN",1);
786 gMC->Gsatt("YMQL","SEEN",1);
787 gMC->Gsatt("MQX ","SEEN",1);
788 gMC->Gsatt("YMQ ","SEEN",1);
789 gMC->Gsatt("ZQYX","SEEN",1);
790 gMC->Gsatt("MD1 ","SEEN",1);
791 gMC->Gsatt("MD1V","SEEN",1);
792 gMC->Gsatt("YD1 ","SEEN",1);
793 gMC->Gsatt("MD2 ","SEEN",1);
794 gMC->Gsatt("YD2 ","SEEN",1);
795 gMC->Gsatt("ZNEU","SEEN",0);
796 gMC->Gsatt("ZNF1","SEEN",0);
797 gMC->Gsatt("ZNF2","SEEN",0);
798 gMC->Gsatt("ZNF3","SEEN",0);
799 gMC->Gsatt("ZNF4","SEEN",0);
800 gMC->Gsatt("ZNG1","SEEN",0);
801 gMC->Gsatt("ZNG2","SEEN",0);
802 gMC->Gsatt("ZNG3","SEEN",0);
803 gMC->Gsatt("ZNG4","SEEN",0);
804 gMC->Gsatt("ZNTX","SEEN",0);
805 gMC->Gsatt("ZN1 ","COLO",4);
806 gMC->Gsatt("ZN1 ","SEEN",1);
807 gMC->Gsatt("ZNSL","SEEN",0);
808 gMC->Gsatt("ZNST","SEEN",0);
809 gMC->Gsatt("ZPRO","SEEN",0);
810 gMC->Gsatt("ZPF1","SEEN",0);
811 gMC->Gsatt("ZPF2","SEEN",0);
812 gMC->Gsatt("ZPF3","SEEN",0);
813 gMC->Gsatt("ZPF4","SEEN",0);
814 gMC->Gsatt("ZPG1","SEEN",0);
815 gMC->Gsatt("ZPG2","SEEN",0);
816 gMC->Gsatt("ZPG3","SEEN",0);
817 gMC->Gsatt("ZPG4","SEEN",0);
818 gMC->Gsatt("ZPTX","SEEN",0);
819 gMC->Gsatt("ZP1 ","COLO",6);
820 gMC->Gsatt("ZP1 ","SEEN",1);
821 gMC->Gsatt("ZPSL","SEEN",0);
822 gMC->Gsatt("ZPST","SEEN",0);
823 gMC->Gsatt("ZEM ","COLO",7);
824 gMC->Gsatt("ZEM ","SEEN",1);
825 gMC->Gsatt("ZEMF","SEEN",0);
826 gMC->Gsatt("ZETR","SEEN",0);
827 gMC->Gsatt("ZEL0","SEEN",0);
828 gMC->Gsatt("ZEL1","SEEN",0);
829 gMC->Gsatt("ZEL2","SEEN",0);
830 gMC->Gsatt("ZEV0","SEEN",0);
831 gMC->Gsatt("ZEV1","SEEN",0);
832 gMC->Gsatt("ZES0","SEEN",0);
833 gMC->Gsatt("ZES1","SEEN",0);
834
835 //
836 gMC->Gdopt("hide", "on");
837 gMC->Gdopt("shad", "on");
838 gMC->Gsatt("*", "fill", 7);
839 gMC->SetClipBox(".");
840 gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000);
841 gMC->DefaultRange();
842 gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07);
843 gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1");
844 gMC->Gdman(18, 4, "MAN");
845}
846
847//_____________________________________________________________________________
848void AliZDCv2::CreateMaterials()
849{
850 //
851 // Create Materials for the Zero Degree Calorimeter
852 //
853
854 Int_t *idtmed = fIdtmed->GetArray();
855
856 Float_t dens, ubuf[1], wmat[2], a[2], z[2], deemax = -1;
857 Int_t i;
858
859 // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3
860
861 // --- Tantalum -> ZN passive material
862 ubuf[0] = 1.1;
863 AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1);
864
865 // --- Tungsten
866// ubuf[0] = 1.11;
867// AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1);
868
869 // --- Brass (CuZn) -> ZP passive material
870 dens = 8.48;
871 a[0] = 63.546;
872 a[1] = 65.39;
873 z[0] = 29.;
874 z[1] = 30.;
875 wmat[0] = .63;
876 wmat[1] = .37;
877 AliMixture(2, "BRASS ", a, z, dens, 2, wmat);
878
879 // --- SiO2
880 dens = 2.64;
881 a[0] = 28.086;
882 a[1] = 15.9994;
883 z[0] = 14.;
884 z[1] = 8.;
885 wmat[0] = 1.;
886 wmat[1] = 2.;
887 AliMixture(3, "SIO2 ", a, z, dens, -2, wmat);
888
889 // --- Lead
890 ubuf[0] = 1.12;
891 AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1);
892
893 // --- Copper
894 ubuf[0] = 1.10;
895 AliMaterial(6, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
896
897 // --- Iron (energy loss taken into account)
898 ubuf[0] = 1.1;
899 AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
900
901 // --- Iron (no energy loss)
902 ubuf[0] = 1.1;
903 AliMaterial(8, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
904
905 // --- Vacuum (no magnetic field)
906 AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
907
908 // --- Vacuum (with magnetic field)
909 AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
910
911 // --- Air (no magnetic field)
912 AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0);
913
914 // --- Definition of tracking media:
915
916 // --- Tantalum = 1 ;
917 // --- Brass = 2 ;
918 // --- Fibers (SiO2) = 3 ;
919 // --- Fibers (SiO2) = 4 ;
920 // --- Lead = 5 ;
921 // --- Copper = 6 ;
922 // --- Iron (with energy loss) = 7 ;
923 // --- Iron (without energy loss) = 8 ;
924 // --- Vacuum (no field) = 10
925 // --- Vacuum (with field) = 11
926 // --- Air (no field) = 12
927
928
929 // --- Tracking media parameters
930 Float_t epsil = .01, stmin=0.01, stemax = 1.;
7cc664ae 931// Int_t isxfld = gAlice->Field()->Integ();
4663d63d 932 Float_t fieldm = 0., tmaxfd = 0.;
933 Int_t ifield = 0, isvolActive = 1, isvol = 0, inofld = 0;
934
935 AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
936// AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
937 AliMedium(2, "ZBRASS",2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
938 AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
939 AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
940 AliMedium(5, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
941// AliMedium(6, "ZCOPP", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
942// AliMedium(7, "ZIRON", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
943 AliMedium(6, "ZCOPP", 6, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
944 AliMedium(7, "ZIRON", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
945 AliMedium(8, "ZIRONN",8, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
946 AliMedium(10,"ZVOID",10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
947 AliMedium(12,"ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin);
948
949 ifield =2;
950 fieldm = 45.;
7cc664ae 951 AliMedium(11, "ZVOIM", 11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
4663d63d 952
953 // Thresholds for showering in the ZDCs
954 i = 1; //tantalum
955 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
956 gMC->Gstpar(idtmed[i], "CUTELE", .001);
957 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
958 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
959 i = 2; //brass
960 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
961 gMC->Gstpar(idtmed[i], "CUTELE", .001);
962 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
963 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
964 i = 5; //lead
965 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
966 gMC->Gstpar(idtmed[i], "CUTELE", .001);
967 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
968 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
969
970 // Avoid too detailed showering in TDI
971 i = 6; //copper
972 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
973 gMC->Gstpar(idtmed[i], "CUTELE", .1);
974 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
975 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
976
977 // Avoid too detailed showering along the beam line
978 i = 7; //iron with energy loss (ZIRON)
979 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
980 gMC->Gstpar(idtmed[i], "CUTELE", .1);
981 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
982 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
983
984 // Avoid too detailed showering along the beam line
985 i = 8; //iron with energy loss (ZIRONN)
986 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
987 gMC->Gstpar(idtmed[i], "CUTELE", .1);
988 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
989 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
990
991 // Avoid interaction in fibers (only energy loss allowed)
992 i = 3; //fibers (ZSI02)
993 gMC->Gstpar(idtmed[i], "DCAY", 0.);
994 gMC->Gstpar(idtmed[i], "MULS", 0.);
995 gMC->Gstpar(idtmed[i], "PFIS", 0.);
996 gMC->Gstpar(idtmed[i], "MUNU", 0.);
997 gMC->Gstpar(idtmed[i], "LOSS", 1.);
998 gMC->Gstpar(idtmed[i], "PHOT", 0.);
999 gMC->Gstpar(idtmed[i], "COMP", 0.);
1000 gMC->Gstpar(idtmed[i], "PAIR", 0.);
1001 gMC->Gstpar(idtmed[i], "BREM", 0.);
1002 gMC->Gstpar(idtmed[i], "DRAY", 0.);
1003 gMC->Gstpar(idtmed[i], "ANNI", 0.);
1004 gMC->Gstpar(idtmed[i], "HADR", 0.);
1005 i = 4; //fibers (ZQUAR)
1006 gMC->Gstpar(idtmed[i], "DCAY", 0.);
1007 gMC->Gstpar(idtmed[i], "MULS", 0.);
1008 gMC->Gstpar(idtmed[i], "PFIS", 0.);
1009 gMC->Gstpar(idtmed[i], "MUNU", 0.);
1010 gMC->Gstpar(idtmed[i], "LOSS", 1.);
1011 gMC->Gstpar(idtmed[i], "PHOT", 0.);
1012 gMC->Gstpar(idtmed[i], "COMP", 0.);
1013 gMC->Gstpar(idtmed[i], "PAIR", 0.);
1014 gMC->Gstpar(idtmed[i], "BREM", 0.);
1015 gMC->Gstpar(idtmed[i], "DRAY", 0.);
1016 gMC->Gstpar(idtmed[i], "ANNI", 0.);
1017 gMC->Gstpar(idtmed[i], "HADR", 0.);
1018
1019 // Avoid interaction in void
1020 i = 11; //void with field
1021 gMC->Gstpar(idtmed[i], "DCAY", 0.);
1022 gMC->Gstpar(idtmed[i], "MULS", 0.);
1023 gMC->Gstpar(idtmed[i], "PFIS", 0.);
1024 gMC->Gstpar(idtmed[i], "MUNU", 0.);
1025 gMC->Gstpar(idtmed[i], "LOSS", 0.);
1026 gMC->Gstpar(idtmed[i], "PHOT", 0.);
1027 gMC->Gstpar(idtmed[i], "COMP", 0.);
1028 gMC->Gstpar(idtmed[i], "PAIR", 0.);
1029 gMC->Gstpar(idtmed[i], "BREM", 0.);
1030 gMC->Gstpar(idtmed[i], "DRAY", 0.);
1031 gMC->Gstpar(idtmed[i], "ANNI", 0.);
1032 gMC->Gstpar(idtmed[i], "HADR", 0.);
1033
1034 //
1035 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material
1036 fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material
1037 fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1
1038 fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2
1039 fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material
4700b983 1040 fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield
1041 fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes
4663d63d 1042 fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves
1043}
1044
1045//_____________________________________________________________________________
1046void AliZDCv2::Init()
1047{
1048 InitTables();
1049}
1050
1051//_____________________________________________________________________________
1052void AliZDCv2::InitTables()
1053{
c6937a87 1054 //
1055 // Read light tables for Cerenkov light production parameterization
1056 //
1057
4663d63d 1058 Int_t k, j;
1059
1060 char *lightfName1,*lightfName2,*lightfName3,*lightfName4,
1061 *lightfName5,*lightfName6,*lightfName7,*lightfName8;
1062 FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8;
1063
1064 // --- Reading light tables for ZN
1065 lightfName1 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362207s");
1066 if((fp1 = fopen(lightfName1,"r")) == NULL){
1067 printf("Cannot open file fp1 \n");
1068 return;
1069 }
1070 lightfName2 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362208s");
1071 if((fp2 = fopen(lightfName2,"r")) == NULL){
1072 printf("Cannot open file fp2 \n");
1073 return;
1074 }
1075 lightfName3 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362209s");
1076 if((fp3 = fopen(lightfName3,"r")) == NULL){
1077 printf("Cannot open file fp3 \n");
1078 return;
1079 }
1080 lightfName4 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362210s");
1081 if((fp4 = fopen(lightfName4,"r")) == NULL){
1082 printf("Cannot open file fp4 \n");
1083 return;
1084 }
1085
1086 for(k=0; k<fNalfan; k++){
1087 for(j=0; j<fNben; j++){
1088 fscanf(fp1,"%f",&fTablen[0][k][j]);
1089 fscanf(fp2,"%f",&fTablen[1][k][j]);
1090 fscanf(fp3,"%f",&fTablen[2][k][j]);
1091 fscanf(fp4,"%f",&fTablen[3][k][j]);
1092 }
1093 }
1094 fclose(fp1);
1095 fclose(fp2);
1096 fclose(fp3);
1097 fclose(fp4);
1098
1099 // --- Reading light tables for ZP and ZEM
1100 lightfName5 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552207s");
1101 if((fp5 = fopen(lightfName5,"r")) == NULL){
1102 printf("Cannot open file fp5 \n");
1103 return;
1104 }
1105 lightfName6 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552208s");
1106 if((fp6 = fopen(lightfName6,"r")) == NULL){
1107 printf("Cannot open file fp6 \n");
1108 return;
1109 }
1110 lightfName7 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552209s");
1111 if((fp7 = fopen(lightfName7,"r")) == NULL){
1112 printf("Cannot open file fp7 \n");
1113 return;
1114 }
1115 lightfName8 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552210s");
1116 if((fp8 = fopen(lightfName8,"r")) == NULL){
1117 printf("Cannot open file fp8 \n");
1118 return;
1119 }
1120
1121 for(k=0; k<fNalfap; k++){
1122 for(j=0; j<fNbep; j++){
1123 fscanf(fp5,"%f",&fTablep[0][k][j]);
1124 fscanf(fp6,"%f",&fTablep[1][k][j]);
1125 fscanf(fp7,"%f",&fTablep[2][k][j]);
1126 fscanf(fp8,"%f",&fTablep[3][k][j]);
1127 }
1128 }
1129 fclose(fp5);
1130 fclose(fp6);
1131 fclose(fp7);
1132 fclose(fp8);
1133}
4663d63d 1134//_____________________________________________________________________________
1135void AliZDCv2::StepManager()
1136{
1137 //
1138 // Routine called at every step in the Zero Degree Calorimeters
1139 //
1140
1141 Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe;
1142 Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, radius, out;
c6937a87 1143 Float_t xalic[3], z, guiEff, guiPar[4]={0.31,-0.0004,0.0197,0.7958};
4663d63d 1144 TLorentzVector s, p;
1145 const char *knamed;
1146
1147 for (j=0;j<10;j++) hits[j]=0;
1148
4700b983 1149 // --- This part is for no shower developement in beam pipe and TDI
1150 // If particle interacts with beam pipe or TDI -> return
1151 if((gMC->GetMedium() == fMedSensPI) || (gMC->GetMedium() == fMedSensTDI)){
1152 // If option NoShower is set -> StopTrack
1153 if(fNoShower==1) {
1154 if(gMC->GetMedium() == fMedSensPI) {
1155 knamed = gMC->CurrentVolName();
1156 if((!strncmp(knamed,"MQ",2)) || (!strncmp(knamed,"YM",2))) fpLostIT += 1;
1157 if((!strncmp(knamed,"MD1",3))|| (!strncmp(knamed,"YD1",2))) fpLostD1 += 1;
1158 }
1159 else if(gMC->GetMedium() == fMedSensTDI) fpLostTDI += 1;
1160 gMC->StopTrack();
988fb6ec 1161 //printf("\n # of p lost in Inner Triplet = %d\n",fpLostIT);
1162 //printf("\n # of p lost in D1 = %d\n",fpLostD1);
1163 //printf("\n # of p lost in TDI = %d\n\n",fpLostTDI);
4700b983 1164 }
1165 return;
1166 }
1167
4663d63d 1168 if((gMC->GetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) ||
1169 (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) ||
1170 (gMC->GetMedium() == fMedSensF2) || (gMC->GetMedium() == fMedSensZEM)){
8cc32cbc 1171
4663d63d 1172
1173 //Particle coordinates
1174 gMC->TrackPosition(s);
1175 for(j=0; j<=2; j++){
1176 x[j] = s[j];
1177 }
1178 hits[0] = x[0];
1179 hits[1] = x[1];
1180 hits[2] = x[2];
1181
1182 // Determine in which ZDC the particle is
1183 knamed = gMC->CurrentVolName();
8cc32cbc 1184 if(!strncmp(knamed,"ZN",2)){
1185 vol[0]=1;
1186 }
1187 else if(!strncmp(knamed,"ZP",2)){
1188 vol[0]=2;
1189 }
1190 else if(!strncmp(knamed,"ZE",2)){
1191 vol[0]=3;
1192 }
4663d63d 1193
1194 // Determine in which quadrant the particle is
8cc32cbc 1195
1196 if(vol[0]==1){ //Quadrant in ZN
410749b4 1197 // Calculating particle coordinates inside ZN
4663d63d 1198 xdet[0] = x[0]-fPosZN[0];
1199 xdet[1] = x[1]-fPosZN[1];
410749b4 1200 // Calculating quadrant in ZN
1201 if(xdet[0]<=0.){
1202 if(xdet[1]>=0.) vol[1]=1;
1203 else if(xdet[1]<0.) vol[1]=3;
1204 }
1205 else if(xdet[0]>0.){
1206 if(xdet[1]>=0.) vol[1]=2;
1207 else if(xdet[1]<0.) vol[1]=4;
1208 }
1209 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
6de91202 1210 printf("\n ZDC StepManager->ERROR in ZN!!! vol[1] = %d, xdet[0] = %f,"
410749b4 1211 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
4663d63d 1212 }
410749b4 1213
8cc32cbc 1214 else if(vol[0]==2){ //Quadrant in ZP
410749b4 1215 // Calculating particle coordinates inside ZP
4663d63d 1216 xdet[0] = x[0]-fPosZP[0];
1217 xdet[1] = x[1]-fPosZP[1];
410749b4 1218 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
1219 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
1220 // Calculating tower in ZP
1221 Float_t xqZP = xdet[0]/(fDimZP[0]/2.);
4663d63d 1222 for(int i=1; i<=4; i++){
1223 if(xqZP>=(i-3) && xqZP<(i-2)){
1224 vol[1] = i;
1225 break;
1226 }
1227 }
410749b4 1228 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
6de91202 1229 printf(" ZDC StepManager->ERROR in ZP!!! vol[1] = %d, xdet[0] = %f,"
410749b4 1230 "xdet[1] = %f",vol[1], xdet[0], xdet[1]);
4663d63d 1231 }
410749b4 1232
1233 // Quadrant in ZEM: vol[1] = 1 -> particle in 1st ZEM (placed at x = 8.5 cm)
1234 // vol[1] = 2 -> particle in 2nd ZEM (placed at x = -8.5 cm)
1235 else if(vol[0] == 3){
1236 if(x[0]>0.){
1237 vol[1] = 1;
1238 // Particle x-coordinate inside ZEM1
1239 xdet[0] = x[0]-fPosZEM[0];
1240 }
1241 else{
1242 vol[1] = 2;
1243 // Particle x-coordinate inside ZEM2
1244 xdet[0] = x[0]+fPosZEM[0];
1245 }
4663d63d 1246 xdet[1] = x[1]-fPosZEM[1];
1247 }
1248
1249 // Store impact point and kinetic energy of the ENTERING particle
1250
1251// if(Curtrack==Prim){
1252 if(gMC->IsTrackEntering()){
1253 //Particle energy
1254 gMC->TrackMomentum(p);
1255 hits[3] = p[3];
1256 // Impact point on ZDC
1257 hits[4] = xdet[0];
1258 hits[5] = xdet[1];
1259 hits[6] = 0;
1260 hits[7] = 0;
1261 hits[8] = 0;
1262 hits[9] = 0;
1263
5d12ce38 1264 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
4663d63d 1265
1266 if(fNoShower==1){
4700b983 1267 fpDetected += 1;
4663d63d 1268 gMC->StopTrack();
988fb6ec 1269 //printf("\n # of detected p = %d\n\n",fpDetected);
4663d63d 1270 return;
1271 }
1272 }
1273// } // Curtrack IF
1274
1275 // Charged particles -> Energy loss
1276 if((destep=gMC->Edep())){
1277 if(gMC->IsTrackStop()){
1278 gMC->TrackMomentum(p);
1279 m = gMC->TrackMass();
1280 ekin = p[3]-m;
1281 hits[9] = ekin;
1282 hits[7] = 0.;
1283 hits[8] = 0.;
5d12ce38 1284 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
4663d63d 1285 }
1286 else{
1287 hits[9] = destep;
1288 hits[7] = 0.;
1289 hits[8] = 0.;
5d12ce38 1290 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
4663d63d 1291 }
4663d63d 1292 }
1293 }// NB -> Questa parentesi (chiude il primo IF) io la sposterei al fondo!???
1294
1295
1296 // *** Light production in fibres
1297 if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){
1298
1299 //Select charged particles
1300 if((destep=gMC->Edep())){
1301
1302 // Particle velocity
410749b4 1303 Float_t beta = 0.;
4663d63d 1304 gMC->TrackMomentum(p);
1305 Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
410749b4 1306 if(p[3] > 0.00001) beta = ptot/p[3];
1307 else return;
8cc32cbc 1308 if(beta<0.67){
1309 return;
1310 }
1311 else if((beta>=0.67) && (beta<=0.75)){
1312 ibeta = 0;
1313 }
1314 if((beta>0.75) && (beta<=0.85)){
1315 ibeta = 1;
1316 }
1317 if((beta>0.85) && (beta<=0.95)){
1318 ibeta = 2;
1319 }
1320 if(beta>0.95){
1321 ibeta = 3;
1322 }
4663d63d 1323
1324 // Angle between particle trajectory and fibre axis
1325 // 1 -> Momentum directions
1326 um[0] = p[0]/ptot;
1327 um[1] = p[1]/ptot;
1328 um[2] = p[2]/ptot;
1329 gMC->Gmtod(um,ud,2);
1330 // 2 -> Angle < limit angle
1331 Double_t alfar = TMath::ACos(ud[2]);
1332 Double_t alfa = alfar*kRaddeg;
1333 if(alfa>=110.) return;
1334 ialfa = Int_t(1.+alfa/2.);
1335
1336 // Distance between particle trajectory and fibre axis
1337 gMC->TrackPosition(s);
1338 for(j=0; j<=2; j++){
1339 x[j] = s[j];
1340 }
1341 gMC->Gmtod(x,xdet,1);
1342 if(TMath::Abs(ud[0])>0.00001){
1343 Float_t dcoeff = ud[1]/ud[0];
1344 be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.));
1345 }
1346 else{
1347 be = TMath::Abs(ud[0]);
1348 }
1349
8cc32cbc 1350 if((vol[0]==1)){
1351 radius = fFibZN[1];
1352 }
1353 else if((vol[0]==2)){
1354 radius = fFibZP[1];
1355 }
4663d63d 1356 ibe = Int_t(be*1000.+1);
1357
1358 //Looking into the light tables
1359 Float_t charge = gMC->TrackCharge();
1360
8cc32cbc 1361 if((vol[0]==1)) { // (1) ZN fibres
4663d63d 1362 if(ibe>fNben) ibe=fNben;
1363 out = charge*charge*fTablen[ibeta][ialfa][ibe];
1364 nphe = gRandom->Poisson(out);
1365// printf("ZN --- ibeta = %d, ialfa = %d, ibe = %d"
1366// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe);
1367 if(gMC->GetMedium() == fMedSensF1){
1368 hits[7] = nphe; //fLightPMQ
1369 hits[8] = 0;
1370 hits[9] = 0;
5d12ce38 1371 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
4663d63d 1372 }
1373 else{
1374 hits[7] = 0;
1375 hits[8] = nphe; //fLightPMC
1376 hits[9] = 0;
5d12ce38 1377 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
4663d63d 1378 }
1379 }
8cc32cbc 1380 else if((vol[0]==2)) { // (2) ZP fibres
4663d63d 1381 if(ibe>fNbep) ibe=fNbep;
1382 out = charge*charge*fTablep[ibeta][ialfa][ibe];
1383 nphe = gRandom->Poisson(out);
1384// printf("ZP --- ibeta = %d, ialfa = %d, ibe = %d"
1385// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe);
1386 if(gMC->GetMedium() == fMedSensF1){
1387 hits[7] = nphe; //fLightPMQ
1388 hits[8] = 0;
1389 hits[9] = 0;
5d12ce38 1390 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
4663d63d 1391 }
1392 else{
1393 hits[7] = 0;
1394 hits[8] = nphe; //fLightPMC
1395 hits[9] = 0;
5d12ce38 1396 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
4663d63d 1397 }
1398 }
8cc32cbc 1399 else if((vol[0]==3)) { // (3) ZEM fibres
4663d63d 1400 if(ibe>fNbep) ibe=fNbep;
1401 out = charge*charge*fTablep[ibeta][ialfa][ibe];
8cc32cbc 1402 gMC->TrackPosition(s);
1403 for(j=0; j<=2; j++){
1404 xalic[j] = s[j];
1405 }
1406 // z-coordinate from ZEM front face
1407 // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm
1408 z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1];
1409// z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad));
1410// printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength);
c6937a87 1411 guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]);
8cc32cbc 1412// printf("\n xalic[0] = %f xalic[1] = %f xalic[2] = %f z = %f \n",
1413// xalic[0],xalic[1],xalic[2],z);
c6937a87 1414 out = out*guiEff;
4663d63d 1415 nphe = gRandom->Poisson(out);
c6937a87 1416// printf(" out*guiEff = %f nphe = %d", out, nphe);
4663d63d 1417// printf("ZEM --- ibeta = %d, ialfa = %d, ibe = %d"
1418// " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe);
410749b4 1419 if(vol[1] == 1){
1420 hits[7] = 0;
1421 hits[8] = nphe; //fLightPMC (ZEM1)
1422 hits[9] = 0;
5d12ce38 1423 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
410749b4 1424 }
1425 else{
1426 hits[7] = nphe; //fLightPMQ (ZEM2)
1427 hits[8] = 0;
1428 hits[9] = 0;
5d12ce38 1429 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
410749b4 1430 }
4663d63d 1431 }
1432 }
1433 }
1434}