Modif for splitting
[u/mrichter/AliRoot.git] / ZDC / AliZDCv1.cxx
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68ca986e 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16/*
17$Log$
7d285fe3 18Revision 1.12 2001/01/26 19:56:27 hristov
19Major upgrade of AliRoot code
20
2ab0c725 21Revision 1.11 2001/01/16 07:43:33 hristov
22Initialisation of ZDC hits
23
de6bc247 24Revision 1.10 2000/12/14 15:20:02 coppedis
25Hits2Digits method for digitization
26
cc9c0243 27Revision 1.9 2000/12/13 10:33:49 coppedis
28Prints only if fDebug==1
29
9d7316ac 30Revision 1.8 2000/12/12 14:10:02 coppedis
31Correction suggested by M. Masera
32
bdee0299 33Revision 1.7 2000/11/30 17:23:47 coppedis
34Remove first corrector dipole and introduce digitization
35
5ce39387 36Revision 1.6 2000/11/22 11:33:10 coppedis
37Major code revision
38
866ab5a2 39Revision 1.5 2000/10/02 21:28:20 fca
40Removal of useless dependecies via forward declarations
41
42Revision 1.3.2.1 2000/08/24 09:25:47 hristov
43Patch by P.Hristov: Bug in ZDC geometry corrected by E.Scomparin
44
94de3818 45Revision 1.4 2000/08/24 09:23:59 hristov
46Bug in ZDC geometry corrected by E.Scomparin
47
0500bdfc 48Revision 1.3 2000/07/12 06:59:16 fca
49Fixing dimension of hits array
50
366ff5c2 51Revision 1.2 2000/07/11 11:12:34 fca
52Some syntax corrections for non standard HP aCC
53
c0ceba4c 54Revision 1.1 2000/07/10 13:58:01 fca
55New version of ZDC from E.Scomparin & C.Oppedisano
56
68ca986e 57Revision 1.7 2000/01/19 17:17:40 fca
58
59Revision 1.6 1999/09/29 09:24:35 fca
60Introduction of the Copyright and cvs Log
61
62*/
63
64///////////////////////////////////////////////////////////////////////////////
65// //
66// Zero Degree Calorimeter //
866ab5a2 67// This class contains the basic functions for the ZDC //
68// Functions specific to one particular geometry are //
68ca986e 69// contained in the derived classes //
70// //
71///////////////////////////////////////////////////////////////////////////////
72
cc9c0243 73// --- Standard libraries
74#include "stdio.h"
75
5ce39387 76// --- ROOT system
68ca986e 77#include <TBRIK.h>
78#include <TNode.h>
79#include <TMath.h>
5ce39387 80#include <TRandom.h>
866ab5a2 81#include <TSystem.h>
5ce39387 82#include <TTree.h>
68ca986e 83
5ce39387 84
85// --- AliRoot classes
68ca986e 86#include "AliZDCv1.h"
5ce39387 87#include "AliZDCHit.h"
88#include "AliZDCDigit.h"
68ca986e 89#include "AliRun.h"
5ce39387 90#include "AliDetector.h"
94de3818 91#include "AliMagF.h"
68ca986e 92#include "AliMC.h"
93#include "AliCallf77.h"
94#include "AliConst.h"
95#include "AliPDG.h"
5ce39387 96#include "TLorentzVector.h"
68ca986e 97
98
99ClassImp(AliZDCv1)
100
101
102///////////////////////////////////////////////////////////////////////////////
103// //
104// Zero Degree Calorimeter version 1 //
105// //
106///////////////////////////////////////////////////////////////////////////////
107
108//_____________________________________________________________________________
109AliZDCv1::AliZDCv1() : AliZDC()
110{
111 //
112 // Default constructor for Zero Degree Calorimeter
113 //
5ce39387 114
866ab5a2 115 fMedSensF1 = 0;
116 fMedSensF2 = 0;
117 fMedSensZN = 0;
118 fMedSensZP = 0;
119 fMedSensGR = 0;
120 fMedSensZEM = 0;
121 fMedSensPI = 0;
122 fNoShower = 0;
68ca986e 123}
124
125//_____________________________________________________________________________
126AliZDCv1::AliZDCv1(const char *name, const char *title)
127 : AliZDC(name,title)
128{
129 //
130 // Standard constructor for Zero Degree Calorimeter
131 //
5ce39387 132
133 fDigits = new TClonesArray("AliZDCDigit",1000);
134
866ab5a2 135 fMedSensF1 = 0;
136 fMedSensF2 = 0;
137 fMedSensZN = 0;
138 fMedSensZP = 0;
139 fMedSensGR = 0;
140 fMedSensZEM = 0;
141 fMedSensPI = 0;
142 fNoShower = 0;
68ca986e 143}
144
145//_____________________________________________________________________________
146void AliZDCv1::CreateGeometry()
147{
148 //
149 // Create the geometry for the Zero Degree Calorimeter version 1
150 //* Initialize COMMON block ZDC_CGEOM
151 //*
152
153 CreateBeamLine();
154 CreateZDC();
155}
156
157//_____________________________________________________________________________
158void AliZDCv1::CreateBeamLine()
159{
160
161 Float_t angle;
162 Float_t zq, conpar[9], elpar[3], tubpar[3];
163 Int_t im1, im2;
164 Float_t zd1, zd2;
165
166
167 Int_t *idtmed = fIdtmed->GetArray();
168
169 // -- Mother of the ZDC
170
171 conpar[0] = 0.;
172 conpar[1] = 360.;
173 conpar[2] = 2.;
0500bdfc 174 conpar[3] = 805.;
68ca986e 175 conpar[4] = 0.;
176 conpar[5] = 55.;
177 conpar[6] = 13060.;
178 conpar[7] = 0.;
179 conpar[8] = 55.;
180 gMC->Gsvolu("ZDC ", "PCON", idtmed[10], conpar, 9);
181 gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY");
182
183 // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to
184 // beginning of D1)
185
186 zd1 = 1921.6;
187
188 tubpar[0] = 6.3/2.;
189 tubpar[1] = 6.7/2.;
190 tubpar[2] = 3916.7/2.;
191 gMC->Gsvolu("P001", "TUBE", idtmed[5], tubpar, 3);
192 gMC->Gspos("P001", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
193
194 //-- SECOND SECTION OF THE BEAM PIPE (FROM THE END OF D1 TO THE BEGINNING OF
195 // D2)
196
197 //-- FROM MAGNETIC BEGINNING OG D1 TO MAGNETIC END OF D1 + 23.5 cm
198 //-- Elliptic pipe
199
200 zd1 = 6310.8-472.5;
201
202 elpar[0] = 6.84/2.;
203 elpar[1] = 5.86/2.;
204 elpar[2] = 945./2.;
866ab5a2 205// gMC->Gsvolu("E001", "ELTU", idtmed[5], elpar, 3);
206// gMC->Gspos("E001", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY");
207//
68ca986e 208 elpar[0] = 6.44/2.;
209 elpar[1] = 5.46/2.;
210 elpar[2] = 945./2.;
866ab5a2 211// gMC->Gsvolu("E002", "ELTU", idtmed[10], elpar, 3);
212// gMC->Gspos("E002", 1, "E001", 0., 0., 0., 0, "ONLY");
68ca986e 213
214 zd1 += 2.*elpar[2];
215
216 elpar[0] = 6.84/2.;
217 elpar[1] = 5.86/2.;
218 elpar[2] = 13.5/2.;
866ab5a2 219// gMC->Gsvolu("E003", "ELTU", idtmed[5], elpar, 3);
220// gMC->Gspos("E002", 1, "ZDC ", 0., 0., elpar[2] + zd1, 0, "ONLY");
68ca986e 221
222 elpar[0] = 6.44/2.;
223 elpar[1] = 5.46/2.;
224 elpar[2] = 13.5/2.;
866ab5a2 225// gMC->Gsvolu("E004", "ELTU", idtmed[10], elpar, 3);
226// gMC->Gspos("E004", 1, "E003", 0., 0., 0., 0, "ONLY");
68ca986e 227
228 zd1 += 2.*elpar[2];
229
230 conpar[0] = 25./2.;
231 conpar[1] = 6.44/2.;
232 conpar[2] = 6.84/2.;
233 conpar[3] = 10./2.;
234 conpar[4] = 10.4/2.;
235 gMC->Gsvolu("C001", "CONE", idtmed[5], conpar, 5);
236 gMC->Gspos("C001", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
237
238 zd1 += 2.*conpar[0];
239
240 tubpar[0] = 10./2.;
241 tubpar[1] = 10.4/2.;
242 tubpar[2] = 50./2.;
243 gMC->Gsvolu("P002", "TUBE", idtmed[5], tubpar, 3);
244 gMC->Gspos("P002", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
245
246 zd1 += tubpar[2] * 2.;
247
248 tubpar[0] = 10./2.;
249 tubpar[1] = 10.4/2.;
250 tubpar[2] = 10./2.;
251 gMC->Gsvolu("P003", "TUBE", idtmed[5], tubpar, 3);
252 gMC->Gspos("P003", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
253
254 zd1 += tubpar[2] * 2.;
255
256 tubpar[0] = 10./2.;
257 tubpar[1] = 10.4/2.;
258 tubpar[2] = 3.16/2.;
259 gMC->Gsvolu("P004", "TUBE", idtmed[5], tubpar, 3);
260 gMC->Gspos("P004", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY");
261
262 zd1 += tubpar[2] * 2.;
263
264 tubpar[0] = 10.0/2.;
265 tubpar[1] = 10.4/2;
266 tubpar[2] = 190./2.;
267 gMC->Gsvolu("P005", "TUBE", idtmed[5], tubpar, 3);
268 gMC->Gspos("P005", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
269
270 zd1 += tubpar[2] * 2.;
271
272 conpar[0] = 30./2.;
273 conpar[1] = 10./2.;
274 conpar[2] = 10.4/2.;
275 conpar[3] = 20.6/2.;
276 conpar[4] = 21./2.;
277 gMC->Gsvolu("P006", "CONE", idtmed[5], conpar, 5);
278 gMC->Gspos("P006", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
279
280 zd1 += conpar[0] * 2.;
281
282 tubpar[0] = 20.6/2.;
283 tubpar[1] = 21./2.;
284 tubpar[2] = 450./2.;
285 gMC->Gsvolu("P007", "TUBE", idtmed[5], tubpar, 3);
286 gMC->Gspos("P007", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
287
288 zd1 += tubpar[2] * 2.;
289
290 conpar[0] = 13.6/2.;
291 conpar[1] = 20.6/2.;
292 conpar[2] = 21./2.;
293 conpar[3] = 25.4/2.;
294 conpar[4] = 25.8/2.;
295 gMC->Gsvolu("P008", "CONE", idtmed[5], conpar, 5);
296 gMC->Gspos("P008", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
297
298 zd1 += conpar[0] * 2.;
299
300 tubpar[0] = 25.4/2.;
301 tubpar[1] = 25.8/2.;
302 tubpar[2] = 205.8/2.;
303 gMC->Gsvolu("P009", "TUBE", idtmed[5], tubpar, 3);
304 gMC->Gspos("P009", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
305
306 zd1 += tubpar[2] * 2.;
307
308 tubpar[0] = 50./2.;
309 tubpar[1] = 50.4/2.;
310 tubpar[2] = 505.4/2.;
311 gMC->Gsvolu("P010", "TUBE", idtmed[5], tubpar, 3);
312 gMC->Gspos("P010", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
313
314 zd1 += tubpar[2] * 2.;
315
316 tubpar[0] = 50./2.;
317 tubpar[1] = 50.4/2.;
318 tubpar[2] = 700./2.;
319 gMC->Gsvolu("P011", "TUBE", idtmed[5], tubpar, 3);
320 gMC->Gspos("P011", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
321
322 zd1 += tubpar[2] * 2.;
323
324 tubpar[0] = 50./2.;
325 tubpar[1] = 50.4/2.;
326 tubpar[2] = 778.5/2.;
327 gMC->Gsvolu("P012", "TUBE", idtmed[5], tubpar, 3);
328 gMC->Gspos("P012", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
329
330 zd1 += tubpar[2] * 2.;
331
332 conpar[0] = 14.18/2.;
333 conpar[1] = 50./2.;
334 conpar[2] = 50.4/2.;
335 conpar[3] = 55./2.;
336 conpar[4] = 55.4/2.;
337 gMC->Gsvolu("P013", "CONE", idtmed[5], conpar, 5);
338 gMC->Gspos("P013", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
339
340 zd1 += conpar[0] * 2.;
341
342 tubpar[0] = 55./2.;
343 tubpar[1] = 55.4/2.;
344 tubpar[2] = 730./2.;
345 gMC->Gsvolu("P014", "TUBE", idtmed[5], tubpar, 3);
346 gMC->Gspos("P014", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
347
348 zd1 += tubpar[2] * 2.;
349
350 conpar[0] = 36.86/2.;
351 conpar[1] = 55./2.;
352 conpar[2] = 55.4/2.;
353 conpar[3] = 68./2.;
354 conpar[4] = 68.4/2.;
355 gMC->Gsvolu("P015", "CONE", idtmed[5], conpar, 5);
356 gMC->Gspos("P015", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
357
358 zd1 += conpar[0] * 2.;
359
360 tubpar[0] = 68./2.;
361 tubpar[1] = 68.4/2.;
362 tubpar[2] = 927.3/2.;
363 gMC->Gsvolu("P016", "TUBE", idtmed[5], tubpar, 3);
364 gMC->Gspos("P016", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
365
366 zd1 += tubpar[2] * 2.;
367
368 tubpar[0] = 0./2.;
369 tubpar[1] = 68.4/2.;
370 tubpar[2] = 0.2/2.;
866ab5a2 371 gMC->Gsvolu("P017", "TUBE", idtmed[8], tubpar, 3);
68ca986e 372 gMC->Gspos("P017", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
373
374 zd1 += tubpar[2] * 2.;
375
376 tubpar[0] = 0./2.;
377 tubpar[1] = 5./2.;
378 tubpar[2] = 0.2/2.;
379 gMC->Gsvolu("Q017", "TUBE", idtmed[10], tubpar, 3);
380
381 //-- Position Q017 inside P017
382 gMC->Gspos("Q017", 1, "P017", -7.7, 0., 0., 0, "ONLY");
383
384 tubpar[0] = 0./2.;
385 tubpar[1] = 7./2.;
386 tubpar[2] = 0.2/2.;
387 gMC->Gsvolu("R017", "TUBE", idtmed[10], tubpar, 3);
388
389 //-- Position R017 inside P017
390 gMC->Gspos("R017", 1, "P017", 7.7, 0., 0., 0, "ONLY");
391
392 //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2
393
394 tubpar[0] = 5./2.;
395 tubpar[1] = 5.4/2.;
396 tubpar[2] = 678./2.;
397 gMC->Gsvolu("P018", "TUBE", idtmed[5], tubpar, 3);
398
399 tubpar[0] = 7./2.;
400 tubpar[1] = 7.4/2.;
401 tubpar[2] = 678./2.;
402 gMC->Gsvolu("P019", "TUBE", idtmed[5], tubpar, 3);
403
404 // -- ROTATE PIPES
405
406 AliMatrix(im1, 90.-0.071, 0., 90., 90., .071, 180.);
407 angle = .071*kDegrad;
408 gMC->Gspos("P018", 1, "ZDC ", TMath::Sin(angle) * 645. / 2. - 9.7 +
409 TMath::Sin(angle) * 945. / 2., 0., tubpar[2] + zd1, im1, "ONLY");
410 AliMatrix(im2, 90.+0.071, 0., 90., 90., .071, 0.);
411 gMC->Gspos("P019", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 645. / 2., 0.,
412 tubpar[2] + zd1, im2, "ONLY");
413
414 // -- END OF BEAM PIPE VOLUME DEFINITION. MAGNET DEFINITION FOLLOWS
415 // (LHC OPTICS 6)
416
417 // -- COMPENSATOR DIPOLE (MBXW)
418 // GAP (VACUUM WITH MAGNETIC FIELD)
419
5ce39387 420// tubpar[0] = 0.;
421// tubpar[1] = 4.5;
422// tubpar[2] = 340./2.;
423// gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3);
424// gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY");
68ca986e 425
426 // -- YOKE (IRON WITHOUT MAGNETIC FIELD)
427
5ce39387 428// tubpar[0] = 4.5;
429// tubpar[1] = 55.;
430// tubpar[2] = 340./2.;
431// gMC->Gsvolu("YMBX", "TUBE", idtmed[5], tubpar, 3);
432// gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY");
68ca986e 433
434 // -- COMPENSATOR DIPOLE (MCBWA)
435 // GAP (VACUUM WITH MAGNETIC FIELD)
436
437 tubpar[0] = 0.;
438 tubpar[1] = 4.5;
439 tubpar[2] = 170./2.;
440 gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3);
441 gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY");
442
443 // -- YOKE (IRON WITHOUT MAGNETIC FIELD)
444
445 tubpar[0] = 4.5;
446 tubpar[1] = 55.;
447 tubpar[2] = 170./2.;
448 gMC->Gsvolu("YMCB", "TUBE", idtmed[5], tubpar, 3);
449 gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY");
450
451 // -- INNER TRIPLET
452
453 zq = 2300.;
454
455 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
456
457 // MQXL
458 // -- GAP (VACUUM WITH MAGNETIC FIELD)
459
460 tubpar[0] = 0.;
461 tubpar[1] = 3.5;
462 tubpar[2] = 630./2.;
463 gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
464
465 // -- YOKE
466
467 tubpar[0] = 3.5;
468 tubpar[1] = 22.;
469 tubpar[2] = 630./2.;
470 gMC->Gsvolu("YMQL", "TUBE", idtmed[5], tubpar, 3);
471
472 gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY");
473 gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY");
474
475 gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY");
476 gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY");
477
478 // -- MQX
479 // -- GAP (VACUUM WITH MAGNETIC FIELD)
480
481 tubpar[0] = 0.;
482 tubpar[1] = 3.5;
483 tubpar[2] = 550./2.;
484 gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3);
485
486 // -- YOKE
487
488 tubpar[0] = 3.5;
489 tubpar[1] = 22.;
490 tubpar[2] = 550./2.;
491 gMC->Gsvolu("YMQ ", "TUBE", idtmed[5], tubpar, 3);
492
493 gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY");
494 gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY");
495
496 gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY");
497 gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY");
498
499 // -- SEPARATOR DIPOLE D1
500
501 zd1 = 5838.3;
502
503 // -- GAP (VACUUM WITH MAGNETIC FIELD)
504
505 tubpar[0] = 0.;
506 tubpar[1] = 7.5/2.;
507 tubpar[2] = 945./2.;
508 gMC->Gsvolu("D1 ", "TUBE", idtmed[11], tubpar, 3);
509
510 // -- YOKE
511
512 tubpar[0] = 0.;
513 tubpar[1] = 110./2;
514 tubpar[2] = 945./2.;
515 gMC->Gsvolu("YD1 ", "TUBE", idtmed[5], tubpar, 3);
516
517 gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
518 gMC->Gspos("D1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY");
519
520 // -- DIPOLE D2
521
522 zd2 = 12147.6;
523
524 // -- GAP (VACUUM WITH MAGNETIC FIELD)
525
526 tubpar[0] = 0.;
527 tubpar[1] = 7.5/2.;
528 tubpar[2] = 945./2.;
529 gMC->Gsvolu("D2 ", "TUBE", idtmed[11], tubpar, 3);
530
531 // -- YOKE
532
533 tubpar[0] = 0.;
534 tubpar[1] = 55.;
535 tubpar[2] = 945./2.;
536 gMC->Gsvolu("YD2 ", "TUBE", idtmed[5], tubpar, 3);
537
538 gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY");
539
540 gMC->Gspos("D2 ", 1, "YD2 ", -9.7, 0., 0., 0, "ONLY");
541 gMC->Gspos("D2 ", 2, "YD2 ", 9.7, 0., 0., 0, "ONLY");
542
543 // -- END OF MAGNET DEFINITION
544}
545
546//_____________________________________________________________________________
547void AliZDCv1::CreateZDC()
548{
549
550 Int_t *idtmed = fIdtmed->GetArray();
866ab5a2 551 Int_t irot1, irot2;
552 Float_t DimPb[6], DimVoid[6];
553
68ca986e 554
555 //-- Create calorimeters geometry
556
557 //--> Neutron calorimeter (ZN)
558
559 gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material
560 gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material
561 gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3);
562 gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3);
563 gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3);
564 gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves
565 gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3);
566 gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3);
567 gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3);
568
569 // Divide ZNEU in towers (for hits purposes)
570
571 gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower
572 gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower
573
574 //-- Divide ZN1 in minitowers
575 // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
576 // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS
577 // (4 fibres per minitower)
578
579 gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices
580 gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks
581
582 // --- Position the empty grooves in the sticks (4 grooves per stick)
583 Float_t dx = fDimZN[0] / fDivZN[0] / 4.;
584 Float_t dy = fDimZN[1] / fDivZN[1] / 4.;
585
586 gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY");
587 gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY");
588 gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY");
589 gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY");
590
591 // --- Position the fibers in the grooves
592 gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY");
593 gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY");
594 gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY");
595 gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
596
597 // --- Position the neutron calorimeter in ZDC
598 gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2] + fDimZN[2], 0, "ONLY");
599
866ab5a2 600
601 //--> Proton calorimeter (ZP)
68ca986e 602
603 gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material
604 gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material
605 gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3);
606 gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3);
607 gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3);
608 gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves
609 gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3);
610 gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3);
611 gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3);
612
613 //-- Divide ZPRO in towers(for hits purposes)
614
615 gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower
616 gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower
617
618
619 //-- Divide ZP1 in minitowers
620 // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
621 // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER
622 // (4 fiber per minitower)
623
624 gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices
625 gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks
626
627 // --- Position the empty grooves in the sticks (4 grooves per stick)
628 dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.;
629 dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.;
630
631 gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY");
632 gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY");
633 gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY");
634 gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY");
635
636 // --- Position the fibers in the grooves
637 gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY");
638 gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY");
639 gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY");
640 gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY");
641
642
643 // --- Position the proton calorimeter in ZDC
644 gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2] + fDimZP[2], 0, "ONLY");
866ab5a2 645
646
647
648 //--> EM calorimeter (ZEM)
649
650 gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6);
651
652 gMC->Matrix(irot1,0.,0.,90.,90.,90.,180.); // Rotation matrix 1
653 gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]); // Rotation matrix 2
654// printf("irot1 = %d, irot2 = %d \n", irot1, irot2);
655
656 gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material
657
658 gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
659
660 DimPb[0] = fDimZEMPb; // Lead slices
661 DimPb[1] = fDimZEM[2];
662 DimPb[2] = fDimZEM[1];
663 DimPb[3] = 90.-fDimZEM[3];
664 DimPb[4] = 0.;
665 DimPb[5] = 0.;
666 gMC->Gsvolu("ZEL0", "PARA", idtmed[6], DimPb, 6);
667 gMC->Gsvolu("ZEL1", "PARA", idtmed[6], DimPb, 6);
668 gMC->Gsvolu("ZEL2", "PARA", idtmed[6], DimPb, 6);
669
670 // --- Position the lead slices in the tranche
671 Float_t zTran = fDimZEM[0]/fDivZEM[2];
672 Float_t zTrPb = -zTran+fDimZEMPb;
673 gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
674 gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY");
675
676 // --- Vacuum zone (to be filled with fibres)
677 DimVoid[0] = (zTran-2*fDimZEMPb)/2.;
678 DimVoid[1] = fDimZEM[2];
679 DimVoid[2] = fDimZEM[1];
680 DimVoid[3] = 90.-fDimZEM[3];
681 DimVoid[4] = 0.;
682 DimVoid[5] = 0.;
683 gMC->Gsvolu("ZEV0", "PARA", idtmed[10], DimVoid,6);
684 gMC->Gsvolu("ZEV1", "PARA", idtmed[10], DimVoid,6);
685
686 // --- Divide the vacuum slice into sticks along x axis
687 gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3);
688 gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3);
689
690 // --- Positioning the fibers into the sticks
691 gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY");
692 gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY");
693
694 // --- Positioning the vacuum slice into the tranche
695 Float_t DisplFib = fDimZEM[1]/fDivZEM[0];
696 gMC->Gspos("ZEV0", 1,"ZETR", -DimVoid[0], 0., 0., 0, "ONLY");
697 gMC->Gspos("ZEV1", 1,"ZETR", -DimVoid[0]+zTran, 0., DisplFib, 0, "ONLY");
698
699 // --- Positioning the ZEM into the ZDC - rotation for 90 degrees
700 gMC->Gspos("ZEM ", 1,"ZDC ", fPosZEM[0], fPosZEM[1], fPosZEM[2], irot1, "ONLY");
701
702 // --- Adding last slice at the end of the EM calorimeter
703 Float_t zLastSlice = fPosZEM[2]+fDimZEMPb+fDimZEM[0];
704 gMC->Gspos("ZEL2", 1,"ZDC ", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
68ca986e 705
706}
707
708//_____________________________________________________________________________
709void AliZDCv1::DrawModule()
710{
711 //
712 // Draw a shaded view of the Zero Degree Calorimeter version 1
713 //
714
715 // Set everything unseen
716 gMC->Gsatt("*", "seen", -1);
717 //
718 // Set ALIC mother transparent
719 gMC->Gsatt("ALIC","SEEN",0);
720 //
721 // Set the volumes visible
722 gMC->Gsatt("ZDC ","SEEN",0);
723 gMC->Gsatt("P001","SEEN",1);
724 gMC->Gsatt("E001","SEEN",1);
725 gMC->Gsatt("E002","SEEN",1);
726 gMC->Gsatt("E003","SEEN",1);
727 gMC->Gsatt("E004","SEEN",1);
728 gMC->Gsatt("C001","SEEN",1);
729 gMC->Gsatt("P002","SEEN",1);
730 gMC->Gsatt("P003","SEEN",1);
731 gMC->Gsatt("P004","SEEN",1);
732 gMC->Gsatt("P005","SEEN",1);
733 gMC->Gsatt("P006","SEEN",1);
734 gMC->Gsatt("P007","SEEN",1);
735 gMC->Gsatt("P008","SEEN",1);
736 gMC->Gsatt("P009","SEEN",1);
737 gMC->Gsatt("P010","SEEN",1);
738 gMC->Gsatt("P011","SEEN",1);
739 gMC->Gsatt("P012","SEEN",1);
740 gMC->Gsatt("P013","SEEN",1);
741 gMC->Gsatt("P014","SEEN",1);
742 gMC->Gsatt("P015","SEEN",1);
743 gMC->Gsatt("P016","SEEN",1);
744 gMC->Gsatt("P017","SEEN",1);
745 gMC->Gsatt("Q017","SEEN",1);
746 gMC->Gsatt("R017","SEEN",1);
747 gMC->Gsatt("P018","SEEN",1);
748 gMC->Gsatt("P019","SEEN",1);
5ce39387 749// gMC->Gsatt("MBXW","SEEN",1);
750// gMC->Gsatt("YMBX","SEEN",1);
68ca986e 751 gMC->Gsatt("MCBW","SEEN",1);
752 gMC->Gsatt("YMCB","SEEN",1);
753 gMC->Gsatt("MQXL","SEEN",1);
754 gMC->Gsatt("YMQL","SEEN",1);
755 gMC->Gsatt("MQX ","SEEN",1);
756 gMC->Gsatt("YMQ ","SEEN",1);
757 gMC->Gsatt("D1 ","SEEN",1);
758 gMC->Gsatt("YD1 ","SEEN",1);
759 gMC->Gsatt("D2 ","SEEN",1);
760 gMC->Gsatt("YD2 ","SEEN",1);
761 gMC->Gsatt("ZNEU","SEEN",0);
762 gMC->Gsatt("ZNF1","SEEN",0);
763 gMC->Gsatt("ZNF2","SEEN",0);
764 gMC->Gsatt("ZNF3","SEEN",0);
765 gMC->Gsatt("ZNF4","SEEN",0);
766 gMC->Gsatt("ZNG1","SEEN",0);
767 gMC->Gsatt("ZNG2","SEEN",0);
768 gMC->Gsatt("ZNG3","SEEN",0);
769 gMC->Gsatt("ZNG4","SEEN",0);
770 gMC->Gsatt("ZNTX","SEEN",0);
771 gMC->Gsatt("ZN1 ","COLO",2);
772 gMC->Gsatt("ZN1 ","SEEN",1);
773 gMC->Gsatt("ZNSL","SEEN",0);
774 gMC->Gsatt("ZNST","SEEN",0);
775 gMC->Gsatt("ZPRO","SEEN",0);
776 gMC->Gsatt("ZPF1","SEEN",0);
777 gMC->Gsatt("ZPF2","SEEN",0);
778 gMC->Gsatt("ZPF3","SEEN",0);
779 gMC->Gsatt("ZPF4","SEEN",0);
780 gMC->Gsatt("ZPG1","SEEN",0);
781 gMC->Gsatt("ZPG2","SEEN",0);
782 gMC->Gsatt("ZPG3","SEEN",0);
783 gMC->Gsatt("ZPG4","SEEN",0);
784 gMC->Gsatt("ZPTX","SEEN",0);
785 gMC->Gsatt("ZP1 ","COLO",2);
786 gMC->Gsatt("ZP1 ","SEEN",1);
787 gMC->Gsatt("ZPSL","SEEN",0);
788 gMC->Gsatt("ZPST","SEEN",0);
866ab5a2 789 gMC->Gsatt("ZEM ","COLO",2);
790 gMC->Gsatt("ZEM ","SEEN",1);
791 gMC->Gsatt("ZEMF","SEEN",0);
792 gMC->Gsatt("ZETR","SEEN",0);
793 gMC->Gsatt("ZEL0","SEEN",0);
794 gMC->Gsatt("ZEL1","SEEN",0);
795 gMC->Gsatt("ZEL2","SEEN",0);
796 gMC->Gsatt("ZEV0","SEEN",0);
797 gMC->Gsatt("ZEV1","SEEN",0);
798 gMC->Gsatt("ZES0","SEEN",0);
799 gMC->Gsatt("ZES1","SEEN",0);
68ca986e 800
801 //
802 gMC->Gdopt("hide", "on");
803 gMC->Gdopt("shad", "on");
804 gMC->Gsatt("*", "fill", 7);
805 gMC->SetClipBox(".");
806 gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000);
807 gMC->DefaultRange();
808 gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07);
809 gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1");
810 gMC->Gdman(18, 4, "MAN");
811}
812
813//_____________________________________________________________________________
814void AliZDCv1::CreateMaterials()
815{
816 //
817 // Create Materials for the Zero Degree Calorimeter
818 //
819 // Origin : E. Scomparin
820
821 Int_t *idtmed = fIdtmed->GetArray();
822
866ab5a2 823 Float_t dens, ubuf[1], wmat[2], a[2], z[2], epsil=0.001, stmin=0.01;
824 Int_t i, isvolActive, isvol, inofld;
68ca986e 825 Float_t fieldm = gAlice->Field()->Max();
68ca986e 826 Float_t tmaxfd=gAlice->Field()->Max();
866ab5a2 827 Int_t isxfld = gAlice->Field()->Integ();
828 Float_t deemax=-1;
68ca986e 829 Float_t stemax;
830
831 // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3
832
833 // --- Tantalum -> ZN passive material
834 ubuf[0] = 1.1;
835 AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1);
836
837 // --- Tungsten
838// ubuf[0] = 1.11;
839// AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1);
840
841 // --- Brass (CuZn) -> ZP passive material
842 dens = 8.48;
843 a[0] = 63.546;
844 a[1] = 65.39;
845 z[0] = 29.;
846 z[1] = 30.;
847 wmat[0] = .63;
848 wmat[1] = .37;
849 AliMixture(2, "BRASS ", a, z, dens, 2, wmat);
850
851 // --- SiO2
852 dens = 2.64;
853 a[0] = 28.086;
854 a[1] = 15.9994;
855 z[0] = 14.;
856 z[1] = 8.;
857 wmat[0] = 1.;
858 wmat[1] = 2.;
859 AliMixture(3, "SIO2 ", a, z, dens, -2, wmat);
866ab5a2 860
861
862 // --- Lead
863 ubuf[0] = 1.12;
864 AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1);
68ca986e 865
866 // --- Copper
867// ubuf[0] = 1.1;
868// AliMaterial(7, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
869
866ab5a2 870 // --- Iron (energy loss taken into account)
871 ubuf[0] = 1.1;
872 AliMaterial(6, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
68ca986e 873
866ab5a2 874 // --- Iron (no energy loss)
68ca986e 875 ubuf[0] = 1.1;
866ab5a2 876 AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
68ca986e 877
878 // --- Vacuum (no magnetic field)
879 AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
880
881 // --- Vacuum (with magnetic field)
882 AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
883
884 // --- Air (no magnetic field)
885 AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0);
886
887 // --- Definition of tracking media:
888
889 // --- Tantalum = 1 ;
890 // --- Brass = 2 ;
891 // --- Fibers (SiO2) = 3 ;
892 // --- Fibers (SiO2) = 4 ;
866ab5a2 893 // --- Lead = 5 ;
894 // --- Iron (with energy loss) = 6 ;
895 // --- Iron (without energy loss) = 7 ;
68ca986e 896 // --- Vacuum (no field) = 10
897 // --- Vacuum (with field) = 11
898 // --- Air (no field) = 12
899
900
901 // --- Tracking media parameters
902 epsil = .01;
903 stemax = 1.;
904 isvol = 0;
905 isvolActive = 1;
906 inofld = 0;
907 fieldm = 0.;
908
909 AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
910// AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
911 AliMedium(2, "ZBRASS", 2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
912 AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
913 AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
866ab5a2 914 AliMedium(6, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
68ca986e 915// AliMedium(7, "ZCOPP", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
866ab5a2 916 AliMedium(5, "ZIRON", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
917 AliMedium(8, "ZIRONN", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
68ca986e 918 AliMedium(10, "ZVOID", 10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
919 AliMedium(12, "ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin);
920
921 fieldm = 45.;
922 AliMedium(11, "ZVOIM", 11, isvol, isxfld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
923
924 // Thresholds for showering in the ZDCs
925
926 i = 1;
927 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
928 gMC->Gstpar(idtmed[i], "CUTELE", .001);
929 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
930 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
931 i = 2;
932 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
933 gMC->Gstpar(idtmed[i], "CUTELE", .001);
934 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
935 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
866ab5a2 936 i = 6;
937 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
938 gMC->Gstpar(idtmed[i], "CUTELE", .001);
939 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
940 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
68ca986e 941
942 // Avoid too detailed showering along the beam line
943
944 i = 5;
945 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
946 gMC->Gstpar(idtmed[i], "CUTELE", .1);
947 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
948 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
949
950 // Avoid interaction in fibers (only energy loss allowed)
951 i = 3;
952 gMC->Gstpar(idtmed[i], "DCAY", 0.);
953 gMC->Gstpar(idtmed[i], "MULS", 0.);
954 gMC->Gstpar(idtmed[i], "PFIS", 0.);
955 gMC->Gstpar(idtmed[i], "MUNU", 0.);
956 gMC->Gstpar(idtmed[i], "LOSS", 1.);
957 gMC->Gstpar(idtmed[i], "PHOT", 0.);
958 gMC->Gstpar(idtmed[i], "COMP", 0.);
959 gMC->Gstpar(idtmed[i], "PAIR", 0.);
960 gMC->Gstpar(idtmed[i], "BREM", 0.);
961 gMC->Gstpar(idtmed[i], "DRAY", 0.);
962 gMC->Gstpar(idtmed[i], "ANNI", 0.);
963 gMC->Gstpar(idtmed[i], "HADR", 0.);
964 i = 4;
965 gMC->Gstpar(idtmed[i], "DCAY", 0.);
966 gMC->Gstpar(idtmed[i], "MULS", 0.);
967 gMC->Gstpar(idtmed[i], "PFIS", 0.);
968 gMC->Gstpar(idtmed[i], "MUNU", 0.);
969 gMC->Gstpar(idtmed[i], "LOSS", 1.);
970 gMC->Gstpar(idtmed[i], "PHOT", 0.);
971 gMC->Gstpar(idtmed[i], "COMP", 0.);
972 gMC->Gstpar(idtmed[i], "PAIR", 0.);
973 gMC->Gstpar(idtmed[i], "BREM", 0.);
974 gMC->Gstpar(idtmed[i], "DRAY", 0.);
975 gMC->Gstpar(idtmed[i], "ANNI", 0.);
976 gMC->Gstpar(idtmed[i], "HADR", 0.);
866ab5a2 977
978 // Avoid interaction in void
979 i = 10;
980 gMC->Gstpar(idtmed[i], "DCAY", 0.);
981 gMC->Gstpar(idtmed[i], "MULS", 0.);
982 gMC->Gstpar(idtmed[i], "PFIS", 0.);
983 gMC->Gstpar(idtmed[i], "MUNU", 0.);
984 gMC->Gstpar(idtmed[i], "LOSS", 0.);
985 gMC->Gstpar(idtmed[i], "PHOT", 0.);
986 gMC->Gstpar(idtmed[i], "COMP", 0.);
987 gMC->Gstpar(idtmed[i], "PAIR", 0.);
988 gMC->Gstpar(idtmed[i], "BREM", 0.);
989 gMC->Gstpar(idtmed[i], "DRAY", 0.);
990 gMC->Gstpar(idtmed[i], "ANNI", 0.);
991 gMC->Gstpar(idtmed[i], "HADR", 0.);
992
68ca986e 993 //
866ab5a2 994 fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1
995 fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2
996 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material
997 fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material
998 fMedSensZEM = idtmed[6]; // Sensitive volume: ZEM passive material
999 fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves
1000 fMedSensPI = idtmed[5]; // Sensitive volume: beam pipes
68ca986e 1001}
1002
1003//_____________________________________________________________________________
1004void AliZDCv1::Init()
1005{
1006 InitTables();
68ca986e 1007}
1008
1009//_____________________________________________________________________________
1010void AliZDCv1::InitTables()
1011{
c0ceba4c 1012 Int_t k, j;
68ca986e 1013 //Initialize parameters for light tables and read them
1014 fNalfan = 90;
1015 fNalfap = 90;
1016 fNben = 18;
1017 fNbep = 28;
1018
866ab5a2 1019 char *lightfName1,*lightfName2,*lightfName3,*lightfName4,
1020 *lightfName5,*lightfName6,*lightfName7,*lightfName8;
68ca986e 1021 FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8;
1022
866ab5a2 1023 lightfName1 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362207s");
1024 if((fp1 = fopen(lightfName1,"r")) == NULL){
68ca986e 1025 printf("Cannot open file fp1 \n");
1026 return;
1027 }
866ab5a2 1028 lightfName2 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362208s");
1029 if((fp2 = fopen(lightfName2,"r")) == NULL){
68ca986e 1030 printf("Cannot open file fp2 \n");
1031 return;
1032 }
866ab5a2 1033 lightfName3 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362209s");
1034 if((fp3 = fopen(lightfName3,"r")) == NULL){
68ca986e 1035 printf("Cannot open file fp3 \n");
1036 return;
1037 }
866ab5a2 1038 lightfName4 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362210s");
1039 if((fp4 = fopen(lightfName4,"r")) == NULL){
68ca986e 1040 printf("Cannot open file fp4 \n");
1041 return;
1042 }
1043// printf(" --- Reading light tables for ZN \n");
c0ceba4c 1044 for(k=0; k<fNalfan; k++){
1045 for(j=0; j<fNben; j++){
68ca986e 1046 fscanf(fp1,"%f",&fTablen[0][k][j]);
1047 fscanf(fp2,"%f",&fTablen[1][k][j]);
1048 fscanf(fp3,"%f",&fTablen[2][k][j]);
1049 fscanf(fp4,"%f",&fTablen[3][k][j]);
1050 }
1051 }
1052 fclose(fp1);
1053 fclose(fp2);
1054 fclose(fp3);
1055 fclose(fp4);
1056
866ab5a2 1057 lightfName5 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552207s");
1058 if((fp5 = fopen(lightfName5,"r")) == NULL){
68ca986e 1059 printf("Cannot open file fp5 \n");
1060 return;
1061 }
866ab5a2 1062 lightfName6 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552208s");
1063 if((fp6 = fopen(lightfName6,"r")) == NULL){
68ca986e 1064 printf("Cannot open file fp6 \n");
1065 return;
1066 }
866ab5a2 1067 lightfName7 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552209s");
1068 if((fp7 = fopen(lightfName7,"r")) == NULL){
68ca986e 1069 printf("Cannot open file fp7 \n");
1070 return;
1071 }
866ab5a2 1072 lightfName8 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552210s");
1073 if((fp8 = fopen(lightfName8,"r")) == NULL){
68ca986e 1074 printf("Cannot open file fp8 \n");
1075 return;
1076 }
866ab5a2 1077// printf(" --- Reading light tables for ZP and ZEM \n");
c0ceba4c 1078 for(k=0; k<fNalfap; k++){
1079 for(j=0; j<fNbep; j++){
68ca986e 1080 fscanf(fp5,"%f",&fTablep[0][k][j]);
1081 fscanf(fp6,"%f",&fTablep[1][k][j]);
1082 fscanf(fp7,"%f",&fTablep[2][k][j]);
1083 fscanf(fp8,"%f",&fTablep[3][k][j]);
1084 }
1085 }
1086 fclose(fp5);
1087 fclose(fp6);
1088 fclose(fp7);
1089 fclose(fp8);
1090}
5ce39387 1091
1092//_____________________________________________________________________________
1093Int_t AliZDCv1::Digitize(Int_t Det, Int_t Quad, Int_t Light)
1094{
1095 // Evaluation of the ADC channel corresponding to the light yield Light
1096
9d7316ac 1097 if(fDebug == 1){
1098 printf("\n Digitize -> Det = %d, Quad = %d, Light = %d\n", Det, Quad, Light);
1099 }
5ce39387 1100
1101 Int_t j,i;
1102 for(i=0; i<3; i++){
1103 for(j=0; j<5; j++){
1104 fPedMean[i][j] = 50.;
1105 fPedSigma[i][j] = 10.;
1106 fPMGain[i][j] = 10000000.;
1107 }
1108 }
1109 fADCRes = 0.00000064; // ADC Resolution: 250 fC/ADCch
1110
1111 Float_t Ped = gRandom->Gaus(fPedMean[Det-1][Quad],fPedSigma[Det-1][Quad]);
1112 Int_t ADCch = Int_t(Light*fPMGain[Det-1][Quad]*fADCRes+Ped);
1113
9d7316ac 1114 if(fDebug == 1){
1115 printf(" Ped = %f, ADCch = %d\n", Ped, ADCch);
1116 }
1117
5ce39387 1118 return ADCch;
1119}
2ab0c725 1120
1121//____________________________________________________________________________
1122void AliZDCv1::FinishEvent()
5ce39387 1123{
2ab0c725 1124// Code moved to Hits2SDigits();
1125}
5ce39387 1126
2ab0c725 1127//_____________________________________________________________________________
1128void AliZDCv1::SDigits2Digits()
1129{
1130 Hits2Digits(gAlice->GetNtrack());
1131}
5ce39387 1132
2ab0c725 1133//_____________________________________________________________________________
1134void AliZDCv1::Hits2Digits(Int_t ntracks)
1135{
5ce39387 1136 AliZDCDigit *newdigit;
1137 AliZDCHit *hit;
1138
1139 Int_t PMCZN = 0, PMCZP = 0, PMQZN[4], PMQZP[4], PMZEM = 0;
1140
cc9c0243 1141 Int_t i;
1142 for(i=0; i<4; i++){
1143 PMQZN[i] =0;
1144 PMQZP[i] =0;
5ce39387 1145 }
1146
cc9c0243 1147 Int_t itrack = 0;
1148 for(itrack=0; itrack<ntracks; itrack++){
1149 gAlice->ResetHits();
1150 gAlice->TreeH()->GetEvent(itrack);
1151 for(i=0; i<fHits->GetEntries(); i++){
1152 hit = (AliZDCHit*)fHits->At(i);
1153 Int_t det = hit->GetVolume(0);
1154 Int_t quad = hit->GetVolume(1);
1155 Int_t lightQ = Int_t(hit->GetLightPMQ());
1156 Int_t lightC = Int_t(hit->GetLightPMC());
1157 if(fDebug == 1)
1158 printf(" \n itrack = %d, fNhits = %d, det = %d, quad = %d,"
1159 "lightC = %d lightQ = %d\n", itrack, fNhits, det, quad, lightC, lightQ);
1160
1161 if(det == 1){ //ZN
1162 PMCZN = PMCZN + lightC;
1163 PMQZN[quad-1] = PMQZN[quad-1] + lightQ;
1164 }
5ce39387 1165
cc9c0243 1166 if(det == 2){ //ZP
1167 PMCZP = PMCZP + lightC;
1168 PMQZP[quad-1] = PMQZP[quad-1] + lightQ;
1169 }
5ce39387 1170
cc9c0243 1171 if(det == 3){ //ZEM
1172 PMZEM = PMZEM + lightC;
1173 }
1174 } // Hits loop
1175
1176 if(fDebug == 1){
1177 printf("\n PMCZN = %d, PMQZN[0] = %d, PMQZN[1] = %d, PMQZN[2] = %d, PMQZN[3] = %d\n"
1178 , PMCZN, PMQZN[0], PMQZN[1], PMQZN[2], PMQZN[3]);
1179 printf("\n PMCZP = %d, PMQZP[0] = %d, PMQZP[1] = %d, PMQZP[2] = %d, PMQZP[3] = %d\n"
1180 , PMCZP, PMQZP[0], PMQZP[1], PMQZP[2], PMQZP[3]);
1181 printf("\n PMZEM = %d\n", PMZEM);
5ce39387 1182 }
5ce39387 1183
1184 // ------------------------------------ Hits2Digits
1185 // Digits for ZN
cc9c0243 1186 newdigit = new AliZDCDigit(1, 0, Digitize(1, 0, PMCZN));
1187 new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit);
1188 fNdigits++;
1189 delete newdigit;
5ce39387 1190
cc9c0243 1191 Int_t j;
1192 for(j=0; j<4; j++){
1193 newdigit = new AliZDCDigit(1, j+1, Digitize(1, j+1, PMQZN[j]));
1194 new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit);
1195 fNdigits++;
1196 delete newdigit;
1197 }
1198
1199 // Digits for ZP
1200 newdigit = new AliZDCDigit(2, 0, Digitize(2, 0, PMCZP));
1201 new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit);
5ce39387 1202 fNdigits++;
1203 delete newdigit;
5ce39387 1204
cc9c0243 1205 Int_t k;
1206 for(k=0; k<4; k++){
1207 newdigit = new AliZDCDigit(2, k+1, Digitize(2, k+1, PMQZP[k]));
1208 new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit);
1209 fNdigits++;
1210 delete newdigit;
1211 }
5ce39387 1212
cc9c0243 1213 // Digits for ZEM
1214 newdigit = new AliZDCDigit(3, 0, Digitize(3, 0, PMZEM));
1215 new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit);
5ce39387 1216 fNdigits++;
1217 delete newdigit;
5ce39387 1218
cc9c0243 1219 } // Tracks loop
5ce39387 1220
1221
1222 gAlice->TreeD()->Fill();
cc9c0243 1223 gAlice->TreeD()->Write(0,TObject::kOverwrite);
5ce39387 1224
9d7316ac 1225 if(fDebug == 1){
5ce39387 1226 printf("\n Event Digits -----------------------------------------------------\n");
1227 fDigits->Print("");
9d7316ac 1228 }
5ce39387 1229
1230}
1231//_____________________________________________________________________________
2ab0c725 1232 void AliZDCv1::MakeBranch(Option_t *opt, char *file)
5ce39387 1233{
1234 //
1235 // Create a new branch in the current Root Tree
1236 //
1237
1238 AliDetector::MakeBranch(opt);
1239
2ab0c725 1240 Char_t branchname[10];
5ce39387 1241 sprintf(branchname,"%s",GetName());
1242 char *cD = strstr(opt,"D");
1243
7d285fe3 1244 if (gAlice->TreeD() && cD) {
2ab0c725 1245
1246 // Creation of the digits from hits
1247
1248 if(fDigits!=0) fDigits->Clear();
1249 else fDigits = new TClonesArray ("AliZDCDigit",1000);
1250 char branchname[10];
1251 sprintf(branchname,"%s",GetName());
1252 gAlice->MakeBranchInTree(gAlice->TreeD(),
1253 branchname, &fDigits, fBufferSize, file) ;
5ce39387 1254 printf("* AliZDCv1::MakeBranch * Making Branch %s for digits\n\n",branchname);
1255 }
1256}
68ca986e 1257//_____________________________________________________________________________
1258void AliZDCv1::StepManager()
1259{
1260 //
1261 // Routine called at every step in the Zero Degree Calorimeters
1262 //
1263
c0ceba4c 1264 Int_t j;
1265
5ce39387 1266 Int_t vol[2], ibeta=0, ialfa, ibe, nphe;
366ff5c2 1267 Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, radius, out;
68ca986e 1268 TLorentzVector s, p;
1269 const char *knamed;
866ab5a2 1270
de6bc247 1271 for (j=0;j<10;j++) hits[j]=0;
866ab5a2 1272
68ca986e 1273 if((gMC->GetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) ||
1274 (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) ||
866ab5a2 1275 (gMC->GetMedium() == fMedSensF2) || (gMC->GetMedium() == fMedSensZEM) ||
1276 (gMC->GetMedium() == fMedSensPI)){
cc9c0243 1277
866ab5a2 1278 // If particle interacts with beam pipe -> return
1279 if(gMC->GetMedium() == fMedSensPI){
1280
1281 // If option NoShower is set -> StopTrack
1282 if(fNoShower==1) gMC->StopTrack();
1283 return;
1284 }
1285
68ca986e 1286 //Particle coordinates
1287 gMC->TrackPosition(s);
c0ceba4c 1288 for(j=0; j<=2; j++){
68ca986e 1289 x[j] = s[j];
1290 }
1291 hits[0] = x[0];
1292 hits[1] = x[1];
1293 hits[2] = x[2];
1294
1295 // Determine in which ZDC the particle is
1296 knamed = gMC->CurrentVolName();
1297 if(!strncmp(knamed,"ZN",2))vol[0]=1;
1298 if(!strncmp(knamed,"ZP",2))vol[0]=2;
866ab5a2 1299 if(!strncmp(knamed,"ZE",2))vol[0]=3;
68ca986e 1300
1301 // Determine in which quadrant the particle is
1302
1303 //Quadrant in ZN
68ca986e 1304 if(vol[0]==1){
866ab5a2 1305 xdet[0] = x[0]-fPosZN[0];
1306 xdet[1] = x[1]-fPosZN[1];
1307 if((xdet[0]<=0.) && (xdet[1]>=0.)) vol[1]=1;
68ca986e 1308 if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2;
1309 if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3;
1310 if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4;
1311 }
1312
1313 //Quadrant in ZP
1314 if(vol[0]==2){
866ab5a2 1315 xdet[0] = x[0]-fPosZP[0];
1316 xdet[1] = x[1]-fPosZP[1];
1317 if(xdet[0]>fDimZP[0])xdet[0]=fDimZP[0]-0.01;
1318 if(xdet[0]<-fDimZP[0])xdet[0]=-fDimZP[0]+0.01;
68ca986e 1319 Float_t xqZP = xdet[0]/(fDimZP[0]/2);
1320 for(int i=1; i<=4; i++){
866ab5a2 1321 if(xqZP>=(i-3) && xqZP<(i-2)){
68ca986e 1322 vol[1] = i;
1323 break;
1324 }
1325 }
1326 }
866ab5a2 1327
1328 //ZEM has only 1 quadrant
1329 if(vol[0] == 3){
1330 vol[1] = 1;
1331 xdet[0] = x[0]-fPosZEM[0];
1332 xdet[1] = x[1]-fPosZEM[1];
1333// printf("x %f %f xdet %f %f\n",x[0],x[1],xdet[0],xdet[1]);
1334 }
1335
9d7316ac 1336// if(vol[1]>4){
1337// printf("\n-> Det. %d Quad. %d \n", vol[0], vol[1]);
1338// printf("x %f %f xdet %f %f\n",x[0],x[1],xdet[0],xdet[1]);}
68ca986e 1339
1340 // Store impact point and kinetic energy of the ENTERING particle
1341
1342// Int_t Curtrack = gAlice->CurrentTrack();
1343// Int_t Prim = gAlice->GetPrimary(Curtrack);
1344// printf ("Primary: %d, Current Track: %d \n", Prim, Curtrack);
1345
1346// if(Curtrack==Prim){
1347 if(gMC->IsTrackEntering()){
1348 //Particle energy
1349 gMC->TrackMomentum(p);
1350// printf("p[0] = %f, p[1] = %f, p[2] = %f, p[3] = %f \n",
1351// p[0], p[1], p[2], p[3]);
1352 hits[3] = p[3];
1353
866ab5a2 1354 // Impact point on ZDC
68ca986e 1355 hits[4] = xdet[0];
1356 hits[5] = xdet[1];
866ab5a2 1357 hits[6] = 0;
68ca986e 1358 hits[7] = 0;
1359 hits[8] = 0;
1360 hits[9] = 0;
1361
866ab5a2 1362// Int_t PcID = gMC->TrackPid();
1363// printf("Pc ID -> %d\n",PcID);
1364 AddHit(gAlice->CurrentTrack(), vol, hits);
1365
1366 if(fNoShower==1){
1367 gMC->StopTrack();
1368 return;
1369 }
68ca986e 1370 }
1371// }
1372
1373 // Charged particles -> Energy loss
1374 if((destep=gMC->Edep())){
1375 if(gMC->IsTrackStop()){
1376 gMC->TrackMomentum(p);
1377 m = gMC->TrackMass();
1378 ekin = p[3]-m;
1379 if(ekin<0.) printf("ATTENTION!!!!!!!!!!!!!!! -> ekin = %f <0 (?)",ekin);
1380 hits[9] = ekin;
1381 hits[7] = 0.;
1382 hits[8] = 0.;
1383 AddHit(gAlice->CurrentTrack(), vol, hits);
1384 }
1385 else{
1386 hits[9] = destep;
1387 hits[7] = 0.;
1388 hits[8] = 0.;
1389 AddHit(gAlice->CurrentTrack(), vol, hits);
1390 }
1391// printf(" -> Charged particle -> Dep. E = %f eV \n",hits[8]);
1392 }
1393// printf(" \n");
1394 }
1395
1396
1397 // *** Light production in fibres
1398 if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){
68ca986e 1399
1400 //Select charged particles
1401 if((destep=gMC->Edep())){
1402// printf(" -> CHARGED particle!!! \n");
1403
1404 // Particle velocity
1405 gMC->TrackMomentum(p);
1406 Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
1407 Float_t beta = ptot/p[3];
68ca986e 1408// Int_t pcID = gMC->TrackPid();
1409// printf(" Pc %d in quadrant %d -> beta = %f \n", pcID, vol[1], beta);
1410 if(beta<0.67) return;
866ab5a2 1411 if((beta>=0.67) && (beta<=0.75)) ibeta = 0;
1412 if((beta>0.75) && (beta<=0.85)) ibeta = 1;
1413 if((beta>0.85) && (beta<=0.95)) ibeta = 2;
1414// if((beta>0.95) && (beta<=1.00)) ibeta = 3;
1415 if(beta>0.95) ibeta = 3;
68ca986e 1416
1417 // Angle between particle trajectory and fibre axis
1418 // 1 -> Momentum directions
1419 um[0] = p[0]/ptot;
1420 um[1] = p[1]/ptot;
1421 um[2] = p[2]/ptot;
1422 gMC->Gmtod(um,ud,2);
1423 // 2 -> Angle < limit angle
1424 Double_t alfar = TMath::ACos(ud[2]);
1425 Double_t alfa = alfar*kRaddeg;
866ab5a2 1426 if(alfa>=110.) return;
68ca986e 1427 ialfa = Int_t(1.+alfa/2.);
1428
1429 // Distance between particle trajectory and fibre axis
1430 gMC->TrackPosition(s);
c0ceba4c 1431 for(j=0; j<=2; j++){
68ca986e 1432 x[j] = s[j];
1433 }
1434 gMC->Gmtod(x,xdet,1);
1435 if(TMath::Abs(ud[0])>0.00001){
1436 Float_t dcoeff = ud[1]/ud[0];
1437 be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.));
1438 }
1439 else{
1440 be = TMath::Abs(ud[0]);
1441 }
1442
1443 if((vol[0]==1)) radius = fFibZN[1];
1444 if((vol[0]==2)) radius = fFibZP[1];
1445 ibe = Int_t(be*1000.+1);
1446
1447 //Looking into the light tables
1448 Float_t charge = gMC->TrackCharge();
1449
1450 // (1) ZN
1451 if((vol[0]==1)) {
1452 if(ibe>fNben) ibe=fNben;
1453 out = charge*charge*fTablen[ibeta][ialfa][ibe];
5ce39387 1454 nphe = gRandom->Poisson(out);
68ca986e 1455 if(gMC->GetMedium() == fMedSensF1){
5ce39387 1456 hits[7] = nphe; //fLightPMQ
68ca986e 1457 hits[8] = 0;
1458 hits[9] = 0;
1459 AddHit(gAlice->CurrentTrack(), vol, hits);
1460 }
1461 else{
1462 hits[7] = 0;
5ce39387 1463 hits[8] = nphe; //fLightPMC
68ca986e 1464 hits[9] = 0;
1465 AddHit(gAlice->CurrentTrack(), vol, hits);
1466 }
1467 }
1468
1469 // (2) ZP
1470 if((vol[0]==2)) {
1471 if(ibe>fNbep) ibe=fNbep;
1472 out = charge*charge*fTablep[ibeta][ialfa][ibe];
5ce39387 1473 nphe = gRandom->Poisson(out);
68ca986e 1474 if(gMC->GetMedium() == fMedSensF1){
5ce39387 1475 hits[7] = nphe; //fLightPMQ
68ca986e 1476 hits[8] = 0;
1477 hits[9] = 0;
1478 AddHit(gAlice->CurrentTrack(), vol, hits);
1479 }
1480 else{
1481 hits[7] = 0;
5ce39387 1482 hits[8] = nphe; //fLightPMC
68ca986e 1483 hits[9] = 0;
1484 AddHit(gAlice->CurrentTrack(), vol, hits);
1485 }
1486 }
866ab5a2 1487 // (3) ZEM
1488 if((vol[0]==3)) {
1489 if(ibe>fNbep) ibe=fNbep;
1490 out = charge*charge*fTablep[ibeta][ialfa][ibe];
5ce39387 1491 nphe = gRandom->Poisson(out);
1492 hits[7] = nphe; //fLightPMQ
1493 hits[8] = 0;
1494 hits[9] = 0;
1495 AddHit(gAlice->CurrentTrack(), vol, hits);
866ab5a2 1496 }
68ca986e 1497 }
866ab5a2 1498
68ca986e 1499 }
1500}