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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///////////////////////////////////////////////////////////////////////
18// //
19// AliZDCv3 --- new ZDC geometry //
20// with the both ZDC set geometry implemented //
21// //
22///////////////////////////////////////////////////////////////////////
23
24// --- Standard libraries
25#include "stdio.h"
26
27// --- ROOT system
28#include <TBRIK.h>
29#include <TMath.h>
30#include <TNode.h>
31#include <TRandom.h>
32#include <TSystem.h>
33#include <TTree.h>
34#include <TVirtualMC.h>
35#include <TGeoManager.h>
36
37// --- AliRoot classes
38#include "AliConst.h"
39#include "AliMagF.h"
40#include "AliRun.h"
41#include "AliZDCv3.h"
42#include "AliMC.h"
43
44class AliZDCHit;
45class AliPDG;
46class AliDetector;
47
48
49ClassImp(AliZDCv3)
50
51//_____________________________________________________________________________
52AliZDCv3::AliZDCv3() :
53 AliZDC(),
54 fMedSensF1(0),
55 fMedSensF2(0),
56 fMedSensZP(0),
57 fMedSensZN(0),
58 fMedSensZEM(0),
59 fMedSensGR(0),
60 fMedSensPI(0),
61 fMedSensTDI(0),
62 fNalfan(0),
63 fNalfap(0),
64 fNben(0),
65 fNbep(0),
66 fZEMLength(0),
67 fpLostITC(0),
68 fpLostD1C(0),
69 fpDetectedC(0),
70 fnDetectedC(0),
71 fpLostITA(0),
72 fpLostD1A(0),
73 fpLostTDI(0),
74 fpDetectedA(0),
75 fnDetectedA(0)
76{
77 //
78 // Default constructor for Zero Degree Calorimeter
79 //
80
81}
82
83//_____________________________________________________________________________
84AliZDCv3::AliZDCv3(const char *name, const char *title):
85 AliZDC(name,title),
86 fMedSensF1(0),
87 fMedSensF2(0),
88 fMedSensZP(0),
89 fMedSensZN(0),
90 fMedSensZEM(0),
91 fMedSensGR(0),
92 fMedSensPI(0),
93 fMedSensTDI(0),
94 fNalfan(90),
95 fNalfap(90),
96 fNben(18),
97 fNbep(28),
98 fpLostITC(0),
99 fpLostD1C(0),
100 fpDetectedC(0),
101 fnDetectedC(0),
102 fpLostITA(0),
103 fpLostD1A(0),
104 fpLostTDI(0),
105 fpDetectedA(0),
106 fnDetectedA(0)
107
108{
109 //
110 // Standard constructor for Zero Degree Calorimeter
111 //
112 //
113 // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!)
114
115 AliModule* pipe=gAlice->GetModule("PIPE");
116 AliModule* abso=gAlice->GetModule("ABSO");
117 AliModule* dipo=gAlice->GetModule("DIPO");
118 AliModule* shil=gAlice->GetModule("SHIL");
119 if((!pipe) || (!abso) || (!dipo) || (!shil)) {
120 Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n");
121 exit(1);
122 }
123 //
124 Int_t ip,jp,kp;
125 for(ip=0; ip<4; ip++){
126 for(kp=0; kp<fNalfap; kp++){
127 for(jp=0; jp<fNbep; jp++){
128 fTablep[ip][kp][jp] = 0;
129 }
130 }
131 }
132 Int_t in,jn,kn;
133 for(in=0; in<4; in++){
134 for(kn=0; kn<fNalfan; kn++){
135 for(jn=0; jn<fNben; jn++){
136 fTablen[in][kn][jn] = 0;
137 }
138 }
139 }
140 //
141 // Parameters for hadronic calorimeters geometry
142 fDimZN[0] = 3.52;
143 fDimZN[1] = 3.52;
144 fDimZN[2] = 50.;
145 fDimZP[0] = 11.2;
146 fDimZP[1] = 6.;
147 fDimZP[2] = 75.;
148 fPosZNC[0] = 0.;
149 fPosZNC[1] = 1.2;
150 fPosZNC[2] = -11650.;
151 fPosZPC[0] = 23.9;
152 fPosZPA[1] = 0.;
153 fPosZPA[2] = -11600.;
154 fPosZNA[0] = 0.;
155 fPosZNA[1] = 1.2;
156 fPosZNA[2] = 11620.;
157 fPosZPC[0] = 24.;
158 fPosZPC[1] = 0.;
159 fPosZPC[2] = 11620.;
160 fFibZN[0] = 0.;
161 fFibZN[1] = 0.01825;
162 fFibZN[2] = 50.;
163 fFibZP[0] = 0.;
164 fFibZP[1] = 0.0275;
165 fFibZP[2] = 75.;
166 // Parameters for EM calorimeter geometry
167 fPosZEM[0] = 8.5;
168 fPosZEM[1] = 0.;
169 fPosZEM[2] = 735.;
170 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
171 Float_t kDimZEMAir = 0.001; // scotch
172 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
173 Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
174 Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.)));
175 fZEMLength = kDimZEM0;
176
177}
178
179//_____________________________________________________________________________
180void AliZDCv3::CreateGeometry()
181{
182 //
183 // Create the geometry for the Zero Degree Calorimeter version 2
184 //* Initialize COMMON block ZDC_CGEOM
185 //*
186
187 CreateBeamLine();
188 CreateZDC();
189}
190
191//_____________________________________________________________________________
192void AliZDCv3::CreateBeamLine()
193{
194 //
195 // Create the beam line elements
196 //
197
198 Float_t zc, zq, zd1, zd2, zql, zd2l;
199 Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3];
200 Int_t im1, im2;
201 //
202 Int_t *idtmed = fIdtmed->GetArray();
203
204 ////////////////////////////////////////////////////////////////
205 // //
206 // SIDE C - RB26 (dimuon side) //
207 // //
208 ///////////////////////////////////////////////////////////////
209
210
211 // -- Mother of the ZDCs (Vacuum PCON)
212 zd1 = 1921.6;
213
214 conpar[0] = 0.;
215 conpar[1] = 360.;
216 conpar[2] = 2.;
217 conpar[3] = -13500.;
218 conpar[4] = 0.;
219 conpar[5] = 55.;
220 conpar[6] = -zd1;
221 conpar[7] = 0.;
222 conpar[8] = 55.;
223 gMC->Gsvolu("ZDCC", "PCON", idtmed[11], conpar, 9);
224 gMC->Gspos("ZDCC", 1, "ALIC", 0., 0., 0., 0, "ONLY");
225
226
227 // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to
228 // the beginning of D1)
229 tubpar[0] = 6.3/2.;
230 tubpar[1] = 6.7/2.;
231 // From beginning of ZDC volumes to beginning of D1
232 tubpar[2] = (5838.3-zd1)/2.;
233 gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3);
234 gMC->Gspos("QT01", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
235 // Ch.debug
236 //printf("\n QT01 TUBE pipe from z = %f to z= %f (D1 beg.)\n",-zd1,-2*tubpar[2]-zd1);
237
238 //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the
239 // beginning of D2)
240
241 //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm
242 //-- Cylindrical pipe (r = 3.47) + conical flare
243
244 // -> Beginning of D1
245 zd1 += 2.*tubpar[2];
246
247 tubpar[0] = 3.47;
248 tubpar[1] = 3.47+0.2;
249 tubpar[2] = 958.5/2.;
250 gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3);
251 gMC->Gspos("QT02", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
252 // Ch.debug
253 //printf("\n QT02 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
254
255 zd1 += 2.*tubpar[2];
256
257 conpar[0] = 25./2.;
258 conpar[1] = 10./2.;
259 conpar[2] = 10.4/2.;
260 conpar[3] = 6.44/2.;
261 conpar[4] = 6.84/2.;
262 gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5);
263 gMC->Gspos("QC01", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
264 // Ch.debug
265 //printf("\n QC01 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
266
267 zd1 += 2.*conpar[0];
268
269 tubpar[0] = 10./2.;
270 tubpar[1] = 10.4/2.;
271 tubpar[2] = 50./2.;
272 gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3);
273 gMC->Gspos("QT03", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
274 // Ch.debug
275 //printf("\n QT03 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
276
277 zd1 += tubpar[2]*2.;
278
279 tubpar[0] = 10./2.;
280 tubpar[1] = 10.4/2.;
281 tubpar[2] = 10./2.;
282 gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3);
283 gMC->Gspos("QT04", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
284 // Ch.debug
285 //printf("\n QT04 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
286
287 zd1 += tubpar[2] * 2.;
288
289 tubpar[0] = 10./2.;
290 tubpar[1] = 10.4/2.;
291 tubpar[2] = 3.16/2.;
292 gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3);
293 gMC->Gspos("QT05", 1, "ZDCC", 0., 0., -tubpar[0]-zd1, 0, "ONLY");
294 // Ch.debug
295 //printf("\n QT05 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
296
297 zd1 += tubpar[2] * 2.;
298
299 tubpar[0] = 10.0/2.;
300 tubpar[1] = 10.4/2;
301 tubpar[2] = 190./2.;
302 gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3);
303 gMC->Gspos("QT06", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
304 // Ch.debug
305 //printf("\n QT06 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
306
307 zd1 += tubpar[2] * 2.;
308
309 conpar[0] = 30./2.;
310 conpar[1] = 20.6/2.;
311 conpar[2] = 21./2.;
312 conpar[3] = 10./2.;
313 conpar[4] = 10.4/2.;
314 gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5);
315 gMC->Gspos("QC02", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
316 // Ch.debug
317 //printf("\n QC02 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
318
319 zd1 += conpar[0] * 2.;
320
321 tubpar[0] = 20.6/2.;
322 tubpar[1] = 21./2.;
323 tubpar[2] = 450./2.;
324 gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3);
325 gMC->Gspos("QT07", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
326 // Ch.debug
327 //printf("\n QT07 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
328
329 zd1 += tubpar[2] * 2.;
330
331 conpar[0] = 13.6/2.;
332 conpar[1] = 25.4/2.;
333 conpar[2] = 25.8/2.;
334 conpar[3] = 20.6/2.;
335 conpar[4] = 21./2.;
336 gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5);
337 gMC->Gspos("QC03", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
338 // Ch.debug
339 //printf("\n QC03 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
340
341 zd1 += conpar[0] * 2.;
342
343 tubpar[0] = 25.4/2.;
344 tubpar[1] = 25.8/2.;
345 tubpar[2] = 205.8/2.;
346 gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3);
347 gMC->Gspos("QT08", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
348 // Ch.debug
349 //printf("\n QT08 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
350
351 zd1 += tubpar[2] * 2.;
352
353 tubpar[0] = 50./2.;
354 tubpar[1] = 50.4/2.;
355 // QT09 is 10 cm longer to accomodate TDI
356 tubpar[2] = 515.4/2.;
357 gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3);
358 gMC->Gspos("QT09", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
359 // Ch.debug
360 //printf("\n QT09 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
361
362 zd1 += tubpar[2] * 2.;
363
364 tubpar[0] = 50./2.;
365 tubpar[1] = 50.4/2.;
366 // QT10 is 10 cm shorter
367 tubpar[2] = 690./2.;
368 gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3);
369 gMC->Gspos("QT10", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
370 // Ch.debug
371 //printf("\n QT10 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
372
373 zd1 += tubpar[2] * 2.;
374
375 tubpar[0] = 50./2.;
376 tubpar[1] = 50.4/2.;
377 tubpar[2] = 778.5/2.;
378 gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3);
379 gMC->Gspos("QT11", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
380 // Ch.debug
381 //printf("\n QT11 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
382
383 zd1 += tubpar[2] * 2.;
384
385 conpar[0] = 14.18/2.;
386 conpar[1] = 55./2.;
387 conpar[2] = 55.4/2.;
388 conpar[3] = 50./2.;
389 conpar[4] = 50.4/2.;
390 gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5);
391 gMC->Gspos("QC04", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
392 // Ch.debug
393 //printf("\n QC04 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
394
395 zd1 += conpar[0] * 2.;
396
397 tubpar[0] = 55./2.;
398 tubpar[1] = 55.4/2.;
399 tubpar[2] = 730./2.;
400 gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3);
401 gMC->Gspos("QT12", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
402 // Ch.debug
403 //printf("\n QT12 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
404
405 zd1 += tubpar[2] * 2.;
406
407 conpar[0] = 36.86/2.;
408 conpar[1] = 68./2.;
409 conpar[2] = 68.4/2.;
410 conpar[3] = 55./2.;
411 conpar[4] = 55.4/2.;
412 gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5);
413 gMC->Gspos("QC05", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
414 // Ch.debug
415 //printf("\n QC05 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
416
417 zd1 += conpar[0] * 2.;
418
419 tubpar[0] = 68./2.;
420 tubpar[1] = 68.4/2.;
421 tubpar[2] = 927.3/2.;
422 gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3);
423 gMC->Gspos("QT13", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
424 // Ch.debug
425 //printf("\n QT13 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
426
427 zd1 += tubpar[2] * 2.;
428
429 tubpar[0] = 0./2.;
430 tubpar[1] = 68.4/2.;
431 tubpar[2] = 0.2/2.;
432 gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3);
433 gMC->Gspos("QT14", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
434 // Ch.debug
435 //printf("\n QT14 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
436
437 zd1 += tubpar[2] * 2.;
438
439 tubpar[0] = 0./2.;
440 tubpar[1] = 6.4/2.;
441 tubpar[2] = 0.2/2.;
442 gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3);
443 //-- Position QT15 inside QT14
444 gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY");
445
446 gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3);
447 //-- Position QT16 inside QT14
448 gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY");
449
450
451 //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2
452
453 tubpar[0] = 6.4/2.;
454 tubpar[1] = 6.8/2.;
455 tubpar[2] = 680.8/2.;
456 gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3);
457
458 tubpar[0] = 6.4/2.;
459 tubpar[1] = 6.8/2.;
460 tubpar[2] = 680.8/2.;
461 gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3);
462
463 // -- ROTATE PIPES
464 Float_t angle = 0.143*kDegrad; // Rotation angle
465
466 //AliMatrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0
467 gMC->Matrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0
468 gMC->Gspos("QT17", 1, "ZDCC", TMath::Sin(angle) * 680.8/ 2. - 9.4,
469 0., -tubpar[2]-zd1, im1, "ONLY");
470
471 //AliMatrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP)
472 gMC->Matrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP)
473 gMC->Gspos("QT18", 1, "ZDCC", 9.7 - TMath::Sin(angle) * 680.8 / 2.,
474 0., -tubpar[2]-zd1, im2, "ONLY");
475
476 // -- END OF BEAM PIPE VOLUME DEFINITION FOR SIDE C (RB26 SIDE)
477 // ----------------------------------------------------------------
478
479 ////////////////////////////////////////////////////////////////
480 // //
481 // SIDE A - RB24 //
482 // //
483 ///////////////////////////////////////////////////////////////
484
485 // Rotation Matrices definition
486 Int_t irotpipe2, irotpipe1,irotpipe5, irotpipe6, irotpipe7, irotpipe8;
487 //-- rotation matrices for the tilted tube before and after the TDI
488 gMC->Matrix(irotpipe2,90.+6.3025,0.,90.,90.,6.3025,0.);
489 //-- rotation matrices for the tilted cone after the TDI to recenter vacuum chamber
490 gMC->Matrix(irotpipe1,90.-2.2918,0.,90.,90.,2.2918,180.);
491 //-- rotation matrices for the legs
492 gMC->Matrix(irotpipe5,90.-5.0109,0.,90.,90.,5.0109,180.);
493 gMC->Matrix(irotpipe6,90.+5.0109,0.,90.,90.,5.0109,0.);
494 gMC->Matrix(irotpipe7,90.-1.0027,0.,90.,90.,1.0027,180.);
495 gMC->Matrix(irotpipe8,90.+1.0027,0.,90.,90.,1.0027,0.);
496
497 // -- Mother of the ZDCs (Vacuum PCON)
498 zd2 = 1910.;// zd2 initial value
499
500 conpar[0] = 0.;
501 conpar[1] = 360.;
502 conpar[2] = 2.;
503 conpar[3] = zd2;
504 conpar[4] = 0.;
505 conpar[5] = 55.;
506 conpar[6] = 13500.;
507 conpar[7] = 0.;
508 conpar[8] = 55.;
509 gMC->Gsvolu("ZDCA", "PCON", idtmed[10], conpar, 9);
510 gMC->Gspos("ZDCA", 1, "ALIC", 0., 0., 0., 0, "ONLY");
511
512 // BEAM PIPE from 19.10 m to inner triplet beginning (22.965 m)
513 tubpar[0] = 6.0/2.;
514 tubpar[1] = 6.4/2.;
515 tubpar[2] = 386.5/2.;
516 gMC->Gsvolu("QA01", "TUBE", idtmed[6], tubpar, 3);
517 gMC->Gspos("QA01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
518 // Ch.debug
519 //printf("\n QA01 TUBE from z = %f to z= %f (Inner triplet beg.)\n",zd2,2*tubpar[2]+zd2);
520
521 zd2 += 2.*tubpar[2];
522
523 // -- FIRST SECTION OF THE BEAM PIPE (from beginning of inner triplet to
524 // beginning of D1)
525 tubpar[0] = 6.3/2.;
526 tubpar[1] = 6.7/2.;
527 tubpar[2] = 3541.8/2.;
528 gMC->Gsvolu("QA02", "TUBE", idtmed[6], tubpar, 3);
529 gMC->Gspos("QA02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
530 // Ch.debug
531 //printf("\n QA02 TUBE from z = %f to z= %f (D1 beg.)\n",zd2,2*tubpar[2]+zd2);
532
533 zd2 += 2.*tubpar[2];
534
535
536 // -- SECOND SECTION OF THE BEAM PIPE (from the beginning of D1 to the beginning of D2)
537 //
538 // FROM (MAGNETIC) BEGINNING OF D1 TO THE (MAGNETIC) END OF D1 + 126.5 cm
539 // CYLINDRICAL PIPE of diameter increasing from 6.75 cm up to 8.0 cm
540 // from magnetic end :
541 // 1) 80.1 cm still with ID = 6.75 radial beam screen
542 // 2) 2.5 cm conical section from ID = 6.75 to ID = 8.0 cm
543 // 3) 43.9 cm straight section (tube) with ID = 8.0 cm
544 //
545 //printf("\n Beginning of D1 at z= %f\n",zd2);
546
547 tubpar[0] = 6.75/2.;
548 tubpar[1] = 7.15/2.;
549 tubpar[2] = (945.0+80.1)/2.;
550 gMC->Gsvolu("QA03", "TUBE", idtmed[6], tubpar, 3);
551 gMC->Gspos("QA03", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
552 // Ch.debug
553 //printf("\n QA03 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
554
555 zd2 += 2.*tubpar[2];
556
557 // Transition Cone from ID=67.5 mm to ID=80 mm
558 conpar[0] = 2.5/2.;
559 conpar[1] = 6.75/2.;
560 conpar[2] = 7.15/2.;
561 conpar[3] = 8.0/2.;
562 conpar[4] = 8.4/2.;
563 gMC->Gsvolu("QA04", "CONE", idtmed[6], conpar, 5);
564 gMC->Gspos("QA04", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
565 //printf(" QA04 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
566
567 zd2 += 2.*conpar[0];
568
569 tubpar[0] = 8.0/2.;
570 tubpar[1] = 8.4/2.;
571 tubpar[2] = 43.9/2.;
572 gMC->Gsvolu("QA05", "TUBE", idtmed[6], tubpar, 3);
573 gMC->Gspos("QA05", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
574 // Ch.debug
575 //printf("\n QA05 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
576
577 zd2 += 2.*tubpar[2];
578
579 // Bellow (ID=80 mm) - length = 0.2 m - VMAA
580 tubpar[0] = 8.0/2.;
581 tubpar[1] = 8.4/2.;
582 tubpar[2] = 20./2.;
583 gMC->Gsvolu("QA06", "TUBE", idtmed[6], tubpar, 3);
584 gMC->Gspos("QA06", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
585 // Ch.debug
586 //printf(" QA06 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
587
588 zd2 += 2.*tubpar[2];
589
590 // Beam Position Monitor (ID=80 mm) Cu - BPMSX
591 tubpar[0] = 8.0/2.;
592 tubpar[1] = 8.4/2.;
593 tubpar[2] = 28.5/2.;
594 gMC->Gsvolu("QA07", "TUBE", idtmed[6], tubpar, 3);
595 gMC->Gspos("QA07", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
596 // Ch.debug
597 //printf(" QA07 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
598
599 zd2 += 2.*tubpar[2];
600
601 // First section of VAEHI (tube ID=80mm)
602 tubpar[0] = 8.0/2.;
603 tubpar[1] = 8.4/2.;
604 tubpar[2] = 28.5/2.;
605 gMC->Gsvolu("QAV1", "TUBE", idtmed[6], tubpar, 3);
606 gMC->Gspos("QAV1", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
607 // Ch.debug
608 //printf(" QAV1 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
609
610 zd2 += 2.*tubpar[2];
611
612 // Second section of VAEHI (transition cone from ID=80mm to ID=98mm)
613 conpar[0] = 4.0/2.;
614 conpar[1] = 8.0/2.;
615 conpar[2] = 8.4/2.;
616 conpar[3] = 9.8/2.;
617 conpar[4] = 10.2/2.;
618 gMC->Gsvolu("QAV2", "CONE", idtmed[6], conpar, 5);
619 gMC->Gspos("QAV2", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
620 //printf(" QAV2 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
621
622 zd2 += 2.*conpar[0];
623
624 //Third section of VAEHI (transition cone from ID=98mm to ID=90mm)
625 conpar[0] = 1.0/2.;
626 conpar[1] = 9.8/2.;
627 conpar[2] = 10.2/2.;
628 conpar[3] = 9.0/2.;
629 conpar[4] = 9.4/2.;
630 gMC->Gsvolu("QAV3", "CONE", idtmed[6], conpar, 5);
631 gMC->Gspos("QAV3", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
632 //printf(" QAV3 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
633
634 zd2 += 2.*conpar[0];
635
636 // Fourth section of VAEHI (tube ID=90mm)
637 tubpar[0] = 9.0/2.;
638 tubpar[1] = 9.4/2.;
639 tubpar[2] = 31.0/2.;
640 gMC->Gsvolu("QAV4", "TUBE", idtmed[6], tubpar, 3);
641 gMC->Gspos("QAV4", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
642 // Ch.debug
643 //printf(" QAV4 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
644
645 zd2 += 2.*tubpar[2];
646
647 //---------------------------- TCDD beginning ----------------------------------
648 // space for the insertion of the collimator TCDD (2 m)
649 // TCDD ZONE - 1st volume
650 conpar[0] = 1.3/2.;
651 conpar[1] = 9.0/2.;
652 conpar[2] = 13.0/2.;
653 conpar[3] = 9.6/2.;
654 conpar[4] = 13.0/2.;
655 gMC->Gsvolu("Q01T", "CONE", idtmed[6], conpar, 5);
656 gMC->Gspos("Q01T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
657 //printf(" Q01T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
658
659 zd2 += 2.*conpar[0];
660
661 // TCDD ZONE - 2nd volume
662 tubpar[0] = 9.6/2.;
663 tubpar[1] = 10.0/2.;
664 tubpar[2] = 1.0/2.;
665 gMC->Gsvolu("Q02T", "TUBE", idtmed[6], tubpar, 3);
666 gMC->Gspos("Q02T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
667 // Ch.debug
668 //printf(" Q02T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
669
670 zd2 += 2.*tubpar[2];
671
672 // TCDD ZONE - third volume
673 conpar[0] = 9.04/2.;
674 conpar[1] = 9.6/2.;
675 conpar[2] = 10.0/2.;
676 conpar[3] = 13.8/2.;
677 conpar[4] = 14.2/2.;
678 gMC->Gsvolu("Q03T", "CONE", idtmed[6], conpar, 5);
679 gMC->Gspos("Q03T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
680 //printf(" Q03T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
681
682 zd2 += 2.*conpar[0];
683
684 // TCDD ZONE - 4th volume
685 tubpar[0] = 13.8/2.;
686 tubpar[1] = 14.2/2.;
687 tubpar[2] = 38.6/2.;
688 gMC->Gsvolu("Q04T", "TUBE", idtmed[6], tubpar, 3);
689 gMC->Gspos("Q04T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
690 // Ch.debug
691 //printf(" Q04T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
692
693 zd2 += 2.*tubpar[2];
694
695 // TCDD ZONE - 5th volume
696 tubpar[0] = 21.0/2.;
697 tubpar[1] = 21.4/2.;
698 tubpar[2] = 100.12/2.;
699 gMC->Gsvolu("Q05T", "TUBE", idtmed[6], tubpar, 3);
700 gMC->Gspos("Q05T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
701 // Ch.debug
702 //printf(" Q05T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
703
704 zd2 += 2.*tubpar[2];
705
706 // TCDD ZONE - 6th volume
707 tubpar[0] = 13.8/2.;
708 tubpar[1] = 14.2/2.;
709 tubpar[2] = 38.6/2.;
710 gMC->Gsvolu("Q06T", "TUBE", idtmed[6], tubpar, 3);
711 gMC->Gspos("Q06T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
712 // Ch.debug
713 //printf(" Q06T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
714
715 zd2 += 2.*tubpar[2];
716
717 // TCDD ZONE - 7th volume
718 conpar[0] = 11.34/2.;
719 conpar[1] = 13.8/2.;
720 conpar[2] = 14.2/2.;
721 conpar[3] = 18.0/2.;
722 conpar[4] = 18.4/2.;
723 gMC->Gsvolu("Q07T", "CONE", idtmed[6], conpar, 5);
724 gMC->Gspos("Q07T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
725 //printf(" Q07T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
726
727 zd2 += 2.*conpar[0];
728
729 // Upper section : one single phi segment of a tube
730 // 5 parameters for tubs: inner radius = 0.,
731 // outer radius = 7.5 cm, half length = 50 cm
732 // phi1 = 0., phi2 = 180.
733 tubspar[0] = 0.0/2.;
734 tubspar[1] = 15.0/2.;
735 tubspar[2] = 100.0/2.;
736 tubspar[3] = 0.;
737 tubspar[4] = 180.;
738 gMC->Gsvolu("Q08T", "TUBS", idtmed[6], tubspar, 5);
739 // Ch.debug
740 //printf("\n upper part : one single phi segment of a tube (Q08T)\n");
741
742 // rectangular beam pipe inside TCDD upper section (Vacuum)
743 boxpar[0] = 7.0/2.;
744 boxpar[1] = 2.5/2.;
745 boxpar[2] = 100./2.;
746 gMC->Gsvolu("Q09T", "BOX ", idtmed[10], boxpar, 3);
747 // positioning vacuum box in the upper section of TCDD
748 gMC->Gspos("Q09T", 1, "Q08T", 0., 1.25, 0., 0, "ONLY");
749
750 // lower section : one single phi segment of a tube
751 tubspar[0] = 0.0/2.;
752 tubspar[1] = 15.0/2.;
753 tubspar[2] = 100.0/2.;
754 tubspar[3] = 180.;
755 tubspar[4] = 360.;
756 gMC->Gsvolu("Q10T", "TUBS", idtmed[6], tubspar, 5);
757 // rectangular beam pipe inside TCDD lower section (Vacuum)
758 boxpar[0] = 7.0/2.;
759 boxpar[1] = 2.5/2.;
760 boxpar[2] = 100./2.;
761 gMC->Gsvolu("Q11T", "BOX ", idtmed[10], boxpar, 3);
762 // positioning vacuum box in the lower section of TCDD
763 gMC->Gspos("Q11T", 1, "Q10T", 0., -1.25, 0., 0, "ONLY");
764
765 // positioning TCDD elements in ZDC2, (inside TCDD volume)
766 gMC->Gspos("Q08T", 1, "ZDCA", 0., 2.5, -100+zd2, 0, "ONLY");
767 gMC->Gspos("Q10T", 1, "ZDCA", 0., -2.5, -100+zd2, 0, "ONLY");
768
769 // RF screen
770 boxpar[0] = 0.2/2.;
771 boxpar[1] = 5.0/2.;
772 boxpar[2] = 100./2.;
773 gMC->Gsvolu("Q12T", "BOX ", idtmed[6], boxpar, 3);
774 // positioning RF screen at both sides of TCDD
775 gMC->Gspos("Q12T", 1, "ZDCA", tubspar[1]+boxpar[0], 0., -100+zd2, 0, "ONLY");
776 gMC->Gspos("Q12T", 2, "ZDCA", -tubspar[1]-boxpar[0], 0., -100+zd2, 0, "ONLY");
777 //---------------------------- TCDD end ---------------------------------------
778
779 // Bellow (ID=80 mm) - length = 0.3 m - VMAAB
780 tubpar[0] = 8.0/2.;
781 tubpar[1] = 8.4/2.;
782 tubpar[2] = 30.0/2.;
783 gMC->Gsvolu("QA08", "TUBE", idtmed[8], tubpar, 3);
784 gMC->Gspos("QA08", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
785 // Ch.debug
786 //printf(" QA08 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
787
788 zd2 += 2.*tubpar[2];
789
790 // Flange (ID=80 mm) Cu (first section of VCTCE)
791 tubpar[0] = 8.0/2.;
792 tubpar[1] = 8.4/2.;
793 tubpar[2] = 2.0/2.;
794 gMC->Gsvolu("QA09", "TUBE", idtmed[6], tubpar, 3);
795 gMC->Gspos("QA09", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
796 // Ch.debug
797 //printf(" QA09 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
798
799 zd2 += 2.*tubpar[2];
800
801 // transition cone from ID=80 to ID=212 (second section of VCTCE)
802 conpar[0] = 25.0/2.;
803 conpar[1] = 8.0/2.;
804 conpar[2] = 8.4/2.;
805 conpar[3] = 21.2/2.;
806 conpar[4] = 21.8/2.;
807 gMC->Gsvolu("QA10", "CONE", idtmed[6], conpar, 5);
808 gMC->Gspos("QA10", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
809 //printf(" QA10 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
810
811 zd2 += 2.*conpar[0];
812
813 // tube (ID=212 mm) Cu (third section of VCTCE)
814 tubpar[0] = 21.2/2.;
815 tubpar[1] = 21.8/2.;
816 tubpar[2] = 403.54/2.;
817 gMC->Gsvolu("QA11", "TUBE", idtmed[6], tubpar, 3);
818 gMC->Gspos("QA11", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
819 // Ch.debug
820 //printf(" QA11 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
821
822 zd2 += 2.*tubpar[2];
823
824 // bellow (ID=212 mm) (VMBGA)
825 tubpar[0] = 21.2/2.;
826 tubpar[1] = 21.8/2.;
827 tubpar[2] = 40.0/2.;
828 gMC->Gsvolu("QA12", "TUBE", idtmed[6], tubpar, 3);
829 gMC->Gspos("QA12", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
830 // Ch.debug
831 //printf(" QA12 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
832
833 zd2 += 2.*tubpar[2];
834
835 // TDI valve assembly (ID=212 mm)
836 tubpar[0] = 21.2/2.;
837 tubpar[1] = 21.8/2.;
838 tubpar[2] = 30.0/2.;
839 gMC->Gsvolu("QA13", "TUBE", idtmed[6], tubpar, 3);
840 gMC->Gspos("QA13", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
841 // Ch.debug
842 //printf(" QA13 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
843
844 zd2 += 2.*tubpar[2];
845
846 // bellow (ID=212 mm) (VMBGA)
847 tubpar[0] = 21.2/2.;
848 tubpar[1] = 21.8/2.;
849 tubpar[2] = 40.0/2.;
850 gMC->Gsvolu("QA14", "TUBE", idtmed[6], tubpar, 3);
851 gMC->Gspos("QA14", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
852 // Ch.debug
853 //printf(" QA14 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
854
855 zd2 += 2.*tubpar[2];
856
857 // skewed transition piece (ID=212 mm) (before TDI)
858 tubpar[0] = 21.2/2.;
859 tubpar[1] = 21.8/2.;
860 tubpar[2] = 20.0/2.;
861 gMC->Gsvolu("QA15", "TUBE", idtmed[6], tubpar, 3);
862 gMC->Gspos("QA15", 1, "ZDCA", 1.10446, 0., tubpar[2]+zd2, irotpipe2, "ONLY");
863 // Ch.debug
864 //printf(" QA15 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
865
866 zd2 += 2.*tubpar[2];
867
868 // Vacuum chamber containing TDI
869 tubpar[0] = 54.0/2.;
870 tubpar[1] = 54.6/2.;
871 tubpar[2] = 540.0/2.;
872 gMC->Gsvolu("Q13T", "TUBE", idtmed[6], tubpar, 3);
873 gMC->Gspos("Q13T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
874 // Ch.debug
875 //printf(" Q13T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
876
877 zd2 += 2.*tubpar[2];
878
879 //---------------- INSERT TDI INSIDE Q13T -----------------------------------
880 boxpar[0] = 11.0/2.;
881 boxpar[1] = 9.0/2.;
882 boxpar[2] = 540.0/2.;
883 gMC->Gsvolu("QTD1", "BOX ", idtmed[6], boxpar, 3);
884 gMC->Gspos("QTD1", 1, "Q13T", -3.8, 10.5, 0., 0, "ONLY");
885 boxpar[0] = 11.0/2.;
886 boxpar[1] = 9.0/2.;
887 boxpar[2] = 540.0/2.;
888 gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3);
889 gMC->Gspos("QTD2", 1, "Q13T", -3.8, -10.5, 0., 0, "ONLY");
890 boxpar[0] = 5.1/2.;
891 boxpar[1] = 0.2/2.;
892 boxpar[2] = 540.0/2.;
893 gMC->Gsvolu("QTD3", "BOX ", idtmed[6], boxpar, 3);
894 gMC->Gspos("QTD3", 1, "Q13T", -3.8+5.5+boxpar[0], 6.1, 0., 0, "ONLY");
895 gMC->Gspos("QTD3", 2, "Q13T", -3.8+5.5+boxpar[0], -6.1, 0., 0, "ONLY");
896 gMC->Gspos("QTD3", 3, "Q13T", -3.8-5.5-boxpar[0], 6.1, 0., 0, "ONLY");
897 gMC->Gspos("QTD3", 4, "Q13T", -3.8-5.5-boxpar[0], -6.1, 0., 0, "ONLY");
898 //
899 tubspar[0] = 12.0/2.;
900 tubspar[1] = 12.4/2.;
901 tubspar[2] = 540.0/2.;
902 tubspar[3] = 90.;
903 tubspar[4] = 270.;
904 gMC->Gsvolu("QTD4", "TUBS", idtmed[6], tubspar, 5);
905 gMC->Gspos("QTD4", 1, "Q13T", -3.8-10.6, 0., 0., 0, "ONLY");
906 tubspar[0] = 12.0/2.;
907 tubspar[1] = 12.4/2.;
908 tubspar[2] = 540.0/2.;
909 tubspar[3] = -90.;
910 tubspar[4] = 90.;
911 gMC->Gsvolu("QTD5", "TUBS", idtmed[6], tubspar, 5);
912 gMC->Gspos("QTD5", 1, "Q13T", -3.8+10.6, 0., 0., 0, "ONLY");
913 //---------------- END DEFINING TDI INSIDE Q13T -------------------------------
914
915 // skewed transition piece (ID=212 mm) (after TDI)
916 tubpar[0] = 21.2/2.;
917 tubpar[1] = 21.8/2.;
918 tubpar[2] = 20.0/2.;
919 gMC->Gsvolu("QA16", "TUBE", idtmed[6], tubpar, 3);
920 gMC->Gspos("QA16", 1, "ZDCA", 1.10446+2.2, 0., tubpar[2]+zd2, irotpipe2, "ONLY");
921 // Ch.debug
922 //printf(" QA16 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
923
924 zd2 += 2.*tubpar[2];
925
926 // bellow (ID=212 mm) (VMBGA)
927 tubpar[0] = 21.2/2.;
928 tubpar[1] = 21.8/2.;
929 tubpar[2] = 40.0/2.;
930 gMC->Gsvolu("QA17", "TUBE", idtmed[6], tubpar, 3);
931 gMC->Gspos("QA17", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
932 // Ch.debug
933 //printf(" QA17 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
934
935 zd2 += 2.*tubpar[2];
936
937 // TDI valve assembly (ID=212 mm)
938 tubpar[0] = 21.2/2.;
939 tubpar[1] = 21.8/2.;
940 tubpar[2] = 30.0/2.;
941 gMC->Gsvolu("QA18", "TUBE", idtmed[6], tubpar, 3);
942 gMC->Gspos("QA18", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
943 // Ch.debug
944 //printf(" QA18 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
945
946 zd2 += 2.*tubpar[2];
947
948 // bellow (ID=212 mm) (VMBGA)
949 tubpar[0] = 21.2/2.;
950 tubpar[1] = 21.8/2.;
951 tubpar[2] = 40.0/2.;
952 gMC->Gsvolu("QA19", "TUBE", idtmed[6], tubpar, 3);
953 gMC->Gspos("QA19", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
954 // Ch.debug
955 //printf(" QA19 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
956
957 zd2 += 2.*tubpar[2];
958
959 // vacuum chamber (ID=212 mm) (BTVST)
960 tubpar[0] = 21.2/2.;
961 tubpar[1] = 21.8/2.;
962 tubpar[2] = 50.0/2.;
963 gMC->Gsvolu("QA20", "TUBE", idtmed[6], tubpar, 3);
964 gMC->Gspos("QA20", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
965 // Ch.debug
966 //printf(" QA20 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
967
968 zd2 += 2.*tubpar[2];
969
970 // bellow (ID=212 mm) (VMBGA) repeated 3 times
971 tubpar[0] = 21.2/2.;
972 tubpar[1] = 21.8/2.;
973 tubpar[2] = 120.0/2.;
974 gMC->Gsvolu("QA21", "TUBE", idtmed[6], tubpar, 3);
975 gMC->Gspos("QA21", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
976 // Ch.debug
977 //printf(" QA21 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
978
979 zd2 += 2.*tubpar[2];
980
981 // skewed transition cone from ID=212 mm to ID=797 mm SS for the moment
982 conpar[0] = 110.0/2.;
983 conpar[1] = 21.2/2.;
984 conpar[2] = 21.8/2.;
985 conpar[3] = 79.7/2.;
986 conpar[4] = 81.3/2.;
987 gMC->Gsvolu("QA22", "CONE", idtmed[6], conpar, 5);
988 gMC->Gspos("QA22", 1, "ZDCA", 4.4-2.201, 0., conpar[0]+zd2, irotpipe1, "ONLY");
989 //printf(" QA22 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
990
991 zd2 += 2.*conpar[0];
992
993 // beam pipe (ID=797 mm) SS
994 tubpar[0] = 79.7/2.;
995 tubpar[1] = 81.3/2.;
996 tubpar[2] = 2393.05/2.;
997 gMC->Gsvolu("QA23", "TUBE", idtmed[6], tubpar, 3);
998 gMC->Gspos("QA23", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
999 // Ch.debug
1000 //printf(" QA23 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1001
1002 zd2 += 2.*tubpar[2];
1003
1004 // Transition from ID=797 mm to ID=196 mm SS for the moment:
1005 //
1006 // in order to simulate the thin window opened in the transition cone
1007 // we divide the transition cone in three cones:
1008 // the first 8 mm thick
1009 // the second 3 mm thick
1010 // the third 8 mm thick
1011 //
1012 // First section
1013 conpar[0] = 9.09/2.; // 15 degree
1014 conpar[1] = 79.7/2.;
1015 conpar[2] = 81.3/2.; // thickness 8 mm
1016 conpar[3] = 74.82868/2.;
1017 conpar[4] = 76.42868/2.; // thickness 8 mm
1018 gMC->Gsvolu("Q24A", "CONE", idtmed[6], conpar, 5);
1019 gMC->Gspos("Q24A", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1020 //printf(" Q24A CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1021
1022 zd2 += 2.*conpar[0];
1023
1024 // Second section
1025 conpar[0] = 96.2/2.; // 15 degree
1026 conpar[1] = 74.82868/2.;
1027 conpar[2] = 75.42868/2.; // thickness 3 mm
1028 conpar[3] = 23.19588/2.;
1029 conpar[4] = 23.79588/2.; // thickness 3 mm
1030 gMC->Gsvolu("QA25", "CONE", idtmed[6], conpar, 5);
1031 gMC->Gspos("QA25", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1032 //printf(" QA25 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1033
1034 zd2 += 2.*conpar[0];
1035
1036 // Third section
1037 conpar[0] = 6.71/2.; // 15 degree
1038 conpar[1] = 23.19588/2.;
1039 conpar[2] = 24.79588/2.;// thickness 8 mm
1040 conpar[3] = 19.6/2.;
1041 conpar[4] = 21.2/2.;// thickness 8 mm
1042 gMC->Gsvolu("QA26", "CONE", idtmed[6], conpar, 5);
1043 gMC->Gspos("QA26", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1044 //printf(" QA26 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1045
1046 zd2 += 2.*conpar[0];
1047
1048 // beam pipe (ID=196 mm)
1049 tubpar[0] = 19.6/2.;
1050 tubpar[1] = 21.2/2.;
1051 tubpar[2] = 9.55/2.;
1052 gMC->Gsvolu("QA27", "TUBE", idtmed[6], tubpar, 3);
1053 gMC->Gspos("QA27", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1054 // Ch.debug
1055 //printf(" QA27 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1056
1057 zd2 += 2.*tubpar[2];
1058
1059 // Flange (ID=196 mm)
1060 tubpar[0] = 19.6/2.;
1061 tubpar[1] = 25.3/2.;
1062 tubpar[2] = 4.9/2.;
1063 gMC->Gsvolu("QF01", "TUBE", idtmed[6], tubpar, 3);
1064 gMC->Gspos("QF01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1065 // Ch.debug
1066 //printf(" QF01 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1067
1068 zd2 += 2.*tubpar[2];
1069
1070 // Special Warm Module (made by 5 volumes)
1071 tubpar[0] = 20.2/2.;
1072 tubpar[1] = 20.6/2.;
1073 tubpar[2] = 2.15/2.;
1074 gMC->Gsvolu("QA28", "TUBE", idtmed[6], tubpar, 3);
1075 gMC->Gspos("QA28", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1076 // Ch.debug
1077 //printf(" QA28 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1078
1079 zd2 += 2.*tubpar[2];
1080
1081 conpar[0] = 6.9/2.;
1082 conpar[1] = 20.2/2.;
1083 conpar[2] = 20.6/2.;
1084 conpar[3] = 23.9/2.;
1085 conpar[4] = 24.3/2.;
1086 gMC->Gsvolu("QA29", "CONE", idtmed[6], conpar, 5);
1087 gMC->Gspos("QA29", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1088 // Ch.debug
1089 //printf(" QA29 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1090
1091 zd2 += 2.*conpar[0];
1092
1093 tubpar[0] = 23.9/2.;
1094 tubpar[1] = 25.5/2.;
1095 tubpar[2] = 17.0/2.;
1096 gMC->Gsvolu("QA30", "TUBE", idtmed[6], tubpar, 3);
1097 gMC->Gspos("QA30", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1098 // Ch.debug
1099 //printf(" QA30 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1100
1101 zd2 += 2.*tubpar[2];
1102
1103 conpar[0] = 6.9/2.;
1104 conpar[1] = 23.9/2.;
1105 conpar[2] = 24.3/2.;
1106 conpar[3] = 20.2/2.;
1107 conpar[4] = 20.6/2.;
1108 gMC->Gsvolu("QA31", "CONE", idtmed[6], conpar, 5);
1109 gMC->Gspos("QA31", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1110 // Ch.debug
1111 //printf(" QA31 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1112
1113 zd2 += 2.*conpar[0];
1114
1115 tubpar[0] = 20.2/2.;
1116 tubpar[1] = 20.6/2.;
1117 tubpar[2] = 2.15/2.;
1118 gMC->Gsvolu("QA32", "TUBE", idtmed[6], tubpar, 3);
1119 gMC->Gspos("QA32", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1120 // Ch.debug
1121 //printf(" QA32 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1122
1123 zd2 += 2.*tubpar[2];
1124
1125 // Flange (ID=196 mm)
1126 tubpar[0] = 19.6/2.;
1127 tubpar[1] = 25.3/2.;
1128 tubpar[2] = 4.9/2.;
1129 gMC->Gsvolu("QF02", "TUBE", idtmed[6], tubpar, 3);
1130 gMC->Gspos("QF02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1131 // Ch.debug
1132 //printf(" QF02 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1133
1134 zd2 += 2.*tubpar[2];
1135
1136 // simulation of the trousers (VCTYB)
1137 // (last design -mail 3/6/05)
1138 // pipe: a tube (ID = 196. OD = 200.)
1139 tubpar[0] = 19.6/2.;
1140 tubpar[1] = 20.0/2.;
1141 tubpar[2] = 3.9/2.;
1142 gMC->Gsvolu("QA33", "TUBE", idtmed[6], tubpar, 3);
1143 gMC->Gspos("QA33", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1144 // Ch.debug
1145 //printf(" QA33 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1146
1147 zd2 += 2.*tubpar[2];
1148
1149 // transition cone from ID=196. to ID=216.6
1150 conpar[0] = 32.55/2.;
1151 conpar[1] = 19.6/2.;
1152 conpar[2] = 20.0/2.;
1153 conpar[3] = 21.66/2.;
1154 conpar[4] = 22.06/2.;
1155 gMC->Gsvolu("QA34", "CONE", idtmed[6], conpar, 5);
1156 gMC->Gspos("QA34", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1157 // Ch.debug
1158 //printf(" QA34 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1159
1160 zd2 += 2.*conpar[0];
1161
1162 // Flange: first support for the trousers
1163 boxpar[0] = 25.3/2.;
1164 boxpar[1] = 25.3/2.;
1165 boxpar[2] = 2.5/2.;
1166 gMC->Gsvolu("QF03", "BOX ", idtmed[6], boxpar, 3);
1167 tubpar[0] = 0.0/2.;
1168 tubpar[1] = 22.06/2.;
1169 tubpar[2] = 2.5/2.;
1170 gMC->Gsvolu("QFV1", "TUBE", idtmed[10], tubpar, 3);
1171 gMC->Gspos("QFV1", 1, "QF03", 0., 0., 0., 0, "MANY");
1172 gMC->Gspos("QF03", 1, "ZDCA", 0., 0., 14.3+zd2, 0, "MANY");
1173 // Ch.debug
1174 //printf("\n Flange: first support for the trousers\n");
1175
1176 // tube
1177 tubpar[0] = 21.66/2.;
1178 tubpar[1] = 22.06/2.;
1179 tubpar[2] = 28.6/2.;
1180 gMC->Gsvolu("QA35", "TUBE", idtmed[6], tubpar, 3);
1181 gMC->Gspos("QA35", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1182 // Ch.debug
1183 //printf("\n QA35 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1184
1185 zd2 += 2.*tubpar[2];
1186
1187 // legs of the trousers
1188 conpar[0] = (90.1+0.8)/2.;
1189 conpar[1] = 0.0/2.;
1190 conpar[2] = 21.6/2.;
1191 conpar[3] = 0.0/2.;
1192 conpar[4] = 5.8/2.;
1193 gMC->Gsvolu("QAL1", "CONE", idtmed[6], conpar, 5);
1194 gMC->Gsvolu("QAL2", "CONE", idtmed[6], conpar, 5);
1195 gMC->Gspos("QAL1", 1, "ZDCA", -3.45-0.52, 0., (90.1/2.)+zd2, irotpipe5, "MANY");
1196 gMC->Gspos("QAL2", 1, "ZDCA", 3.45+0.52, 0., (90.1/2.)+zd2, irotpipe6, "MANY");
1197
1198 conpar[0] = (90.1+0.8)/2.;
1199 conpar[1] = 0.0/2.;
1200 conpar[2] = 21.2/2.;
1201 conpar[3] = 0.0/2.;
1202 conpar[4] = 5.4/2.;
1203 gMC->Gsvolu("QAL3", "CONE", idtmed[10], conpar, 5);
1204 gMC->Gsvolu("QAL4", "CONE", idtmed[10], conpar, 5);
1205 gMC->Gspos("QAL3", 1, "ZDCA", -3.45-0.52, 0., (90.1/2.)+zd2, irotpipe5, "ONLY");
1206 gMC->Gspos("QAL4", 1, "ZDCA", 3.45+0.52, 0., (90.1/2.)+zd2, irotpipe6, "ONLY");
1207
1208 zd2 += 90.1;
1209
1210 // second section : 2 tubes (ID = 54. OD = 58.)
1211 tubpar[0] = 5.4/2.;
1212 tubpar[1] = 5.8/2.;
1213 tubpar[2] = 40.0/2.;
1214 gMC->Gsvolu("QA36", "TUBE", idtmed[6], tubpar, 3);
1215 gMC->Gspos("QA36", 1, "ZDCA", -15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1216 gMC->Gspos("QA36", 2, "ZDCA", 15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1217 // Ch.debug
1218 //printf(" QA36 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1219
1220 zd2 += 2.*tubpar[2];
1221
1222 // transition x2zdc to recombination chamber : skewed cone
1223 conpar[0] = 10./2.;
1224 conpar[1] = 5.4/2.;
1225 conpar[2] = 5.8/2.;
1226 conpar[3] = 6.3/2.;
1227 conpar[4] = 7.0/2.;
1228 gMC->Gsvolu("QA37", "CONE", idtmed[6], conpar, 5);
1229 gMC->Gspos("QA37", 1, "ZDCA", -7.9-0.175, 0., conpar[0]+zd2, irotpipe7, "ONLY");
1230 gMC->Gspos("QA37", 2, "ZDCA", 7.9+0.175, 0., conpar[0]+zd2, irotpipe8, "ONLY");
1231 //printf(" QA37 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1232
1233 zd2 += 2.*conpar[0];
1234
1235 // Flange: second support for the trousers
1236 boxpar[0] = 25.9/2.;
1237 boxpar[1] = 9.4/2.;
1238 boxpar[2] = 1./2.;
1239 gMC->Gsvolu("QF04", "BOX ", idtmed[6], boxpar, 3);
1240 boxpar[0] = 16.5/2.;
1241 boxpar[1] = 7./2.;
1242 boxpar[2] = 1./2.;
1243 gMC->Gsvolu("QFV2", "BOX ", idtmed[10], boxpar, 3);
1244 gMC->Gspos("QFV2", 1, "QF04", 0., 0., 0., 0, "MANY");
1245 tubspar[0] = 0.0/2.;
1246 tubspar[1] = 7./2.;
1247 tubspar[2] = 1./2.;
1248 tubspar[3] = 90.;
1249 tubspar[4] = 270.;
1250 gMC->Gsvolu("QFV3", "TUBS", idtmed[10], tubspar, 5);
1251 gMC->Gspos("QFV3", 1, "QF04", -16.5/2., 0., 0., 0, "MANY");
1252 tubspar[0] = 0.0/2.;
1253 tubspar[1] = 7./2.;
1254 tubspar[2] = 1./2.;
1255 tubspar[3] = -90.;
1256 tubspar[4] = 90.;
1257 gMC->Gsvolu("QFV4", "TUBS", idtmed[10], tubspar, 5);
1258 gMC->Gspos("QFV4", 1, "QF04", 16.5/2., 0., 0., 0, "MANY");
1259 gMC->Gspos("QF04", 1, "ZDCA", 0., 0., 18.5+zd2, 0, "MANY");
1260
1261
1262 // 2 tubes (ID = 63 mm OD=70 mm)
1263 tubpar[0] = 6.3/2.;
1264 tubpar[1] = 7.0/2.;
1265 tubpar[2] = 512.9/2.;
1266 gMC->Gsvolu("QA38", "TUBE", idtmed[6], tubpar, 3);
1267 gMC->Gspos("QA38", 1, "ZDCA", -16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1268 gMC->Gspos("QA38", 2, "ZDCA", 16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1269 //printf(" QA38 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1270
1271 zd2 += 2.*tubpar[2];
1272 //printf("\n END OF BEAM PIPE VOLUME DEFINITION AT z= %f\n",zd2);
1273 //printf(" MAGNET DEFINITION FOLLOWS\n\n");
1274
1275
1276 // ----------------------------------------------------------------
1277 // -- MAGNET DEFINITION -> LHC OPTICS 6.5
1278 // ----------------------------------------------------------------
1279 // ***************************************************************
1280 // SIDE C - RB26 (dimuon side)
1281 // ***************************************************************
1282 // -- COMPENSATOR DIPOLE (MBXW)
1283 zc = 1921.6;
1284
1285 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1286 tubpar[0] = 0.;
1287 tubpar[1] = 4.5;
1288 tubpar[2] = 170./2.;
1289 gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3);
1290
1291 // -- YOKE
1292 tubpar[0] = 4.5;
1293 tubpar[1] = 55.;
1294 tubpar[2] = 170./2.;
1295 gMC->Gsvolu("YMBX", "TUBE", idtmed[13], tubpar, 3);
1296
1297 gMC->Gspos("MBXW", 1, "ZDCC", 0., 0., -tubpar[2]-zc, 0, "ONLY");
1298 gMC->Gspos("YMBX", 1, "ZDCC", 0., 0., -tubpar[2]-zc, 0, "ONLY");
1299
1300
1301 // -- INNER TRIPLET
1302 zq = 2296.5;
1303
1304 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
1305 // -- MQXL
1306 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1307 tubpar[0] = 0.;
1308 tubpar[1] = 3.5;
1309 tubpar[2] = 637./2.;
1310 gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
1311
1312 // -- YOKE
1313 tubpar[0] = 3.5;
1314 tubpar[1] = 22.;
1315 tubpar[2] = 637./2.;
1316 gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3);
1317
1318 gMC->Gspos("MQXL", 1, "ZDCC", 0., 0., -tubpar[2]-zq, 0, "ONLY");
1319 gMC->Gspos("YMQL", 1, "ZDCC", 0., 0., -tubpar[2]-zq, 0, "ONLY");
1320
1321 gMC->Gspos("MQXL", 2, "ZDCC", 0., 0., -tubpar[2]-zq-2430., 0, "ONLY");
1322 gMC->Gspos("YMQL", 2, "ZDCC", 0., 0., -tubpar[2]-zq-2430., 0, "ONLY");
1323
1324 // -- MQX
1325 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1326 tubpar[0] = 0.;
1327 tubpar[1] = 3.5;
1328 tubpar[2] = 550./2.;
1329 gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3);
1330
1331 // -- YOKE
1332 tubpar[0] = 3.5;
1333 tubpar[1] = 22.;
1334 tubpar[2] = 550./2.;
1335 gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3);
1336
1337 gMC->Gspos("MQX ", 1, "ZDCC", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY");
1338 gMC->Gspos("YMQ ", 1, "ZDCC", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY");
1339
1340 gMC->Gspos("MQX ", 2, "ZDCC", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY");
1341 gMC->Gspos("YMQ ", 2, "ZDCC", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY");
1342
1343 // -- SEPARATOR DIPOLE D1
1344 zd1 = 5838.3;
1345
1346 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1347 tubpar[0] = 0.;
1348 tubpar[1] = 6.94/2.;
1349 tubpar[2] = 945./2.;
1350 gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3);
1351
1352 // -- Insert horizontal Cu plates inside D1
1353 // -- (to simulate the vacuum chamber)
1354 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)) - 0.05;
1355 boxpar[1] = 0.2/2.;
1356 boxpar[2] =945./2.;
1357 gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3);
1358 gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY");
1359 gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY");
1360
1361 // -- YOKE
1362 tubpar[0] = 0.;
1363 tubpar[1] = 110./2;
1364 tubpar[2] = 945./2.;
1365 gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3);
1366
1367 gMC->Gspos("YD1 ", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
1368 gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY");
1369
1370 // -- DIPOLE D2
1371 // --- LHC optics v6.4
1372 zd2 = 12147.6;
1373
1374 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1375 tubpar[0] = 0.;
1376 tubpar[1] = 7.5/2.;
1377 tubpar[2] = 945./2.;
1378 gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3);
1379
1380 // -- YOKE
1381 tubpar[0] = 0.;
1382 tubpar[1] = 55.;
1383 tubpar[2] = 945./2.;
1384 gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3);
1385
1386 gMC->Gspos("YD2 ", 1, "ZDCC", 0., 0., -tubpar[2]-zd2, 0, "ONLY");
1387
1388 gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY");
1389 gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY");
1390
1391 // ***************************************************************
1392 // SIDE A - RB24
1393 // ***************************************************************
1394
1395 // COMPENSATOR DIPOLE (MCBWA) (2nd compensator)
1396 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1397 tubpar[0] = 0.;
1398 tubpar[1] = 4.5;
1399 tubpar[2] = 153./2.;
1400 gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3);
1401 gMC->Gspos("MCBW", 1, "ZDCA", 0., 0., tubpar[2]+1972.5, 0, "ONLY");
1402
1403 // -- YOKE
1404 tubpar[0] = 4.5;
1405 tubpar[1] = 55.;
1406 tubpar[2] = 153./2.;
1407 gMC->Gsvolu("YMCB", "TUBE", idtmed[8], tubpar, 3);
1408 gMC->Gspos("YMCB", 1, "ZDCA", 0., 0., tubpar[2]+1972.5, 0, "ONLY");
1409
1410
1411 // -- INNER TRIPLET
1412 zql = 2296.5;
1413
1414 // -- DEFINE MQX1 AND MQX2 QUADRUPOLE ELEMENT
1415 // -- MQX1
1416 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1417 tubpar[0] = 0.;
1418 tubpar[1] = 3.5;
1419 tubpar[2] = 637./2.;
1420 gMC->Gsvolu("MQX1", "TUBE", idtmed[11], tubpar, 3);
1421
1422 // -- YOKE
1423 tubpar[0] = 3.5;
1424 tubpar[1] = 22.;
1425 tubpar[2] = 637./2.;
1426 gMC->Gsvolu("YMQ1", "TUBE", idtmed[8], tubpar, 3);
1427
1428 // -- BEAM SCREEN FOR Q1
1429 tubpar[0] = 4.78/2.;
1430 tubpar[1] = 5.18/2.;
1431 tubpar[2] = 637./2.;
1432 gMC->Gsvolu("QBS1", "TUBE", idtmed[6], tubpar, 3);
1433 gMC->Gspos("QBS1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "ONLY");
1434 // INSERT VERTICAL PLATE INSIDE Q1
1435 boxpar[0] = 0.2/2.0;
1436 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(1.9+0.2)*(1.9+0.2));
1437 boxpar[2] =637./2.;
1438 gMC->Gsvolu("QBS2", "BOX ", idtmed[6], boxpar, 3);
1439 gMC->Gspos("QBS2", 1, "ZDCA", 1.9+boxpar[0], 0., boxpar[2]+zql, 0, "ONLY");
1440 gMC->Gspos("QBS2", 2, "ZDCA", -1.9-boxpar[0], 0., boxpar[2]+zql, 0, "ONLY");
1441
1442 // -- BEAM SCREEN FOR Q3
1443 tubpar[0] = 5.79/2.;
1444 tubpar[1] = 6.14/2.;
1445 tubpar[2] = 637./2.;
1446 gMC->Gsvolu("QBS3", "TUBE", idtmed[6], tubpar, 3);
1447 gMC->Gspos("QBS3", 1, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "ONLY");
1448 // INSERT VERTICAL PLATE INSIDE Q3
1449 boxpar[0] = 0.2/2.0;
1450 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1451 boxpar[2] =637./2.;
1452 gMC->Gsvolu("QBS4", "BOX ", idtmed[6], boxpar, 3);
1453 gMC->Gspos("QBS4", 1, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+2400., 0, "ONLY");
1454 gMC->Gspos("QBS4", 2, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+2400., 0, "ONLY");
1455
1456 // -- Q1
1457 gMC->Gspos("MQX1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "MANY");
1458 gMC->Gspos("YMQ1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "ONLY");
1459
1460 // -- Q3
1461 gMC->Gspos("MQX1", 2, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "MANY");
1462 gMC->Gspos("YMQ1", 2, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "ONLY");
1463
1464
1465 // -- MQX2
1466 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1467 tubpar[0] = 0.;
1468 tubpar[1] = 3.5;
1469 tubpar[2] = 550./2.;
1470 gMC->Gsvolu("MQX2", "TUBE", idtmed[11], tubpar, 3);
1471
1472 // -- YOKE
1473 tubpar[0] = 3.5;
1474 tubpar[1] = 22.;
1475 tubpar[2] = 550./2.;
1476 gMC->Gsvolu("YMQ2", "TUBE", idtmed[8], tubpar, 3);
1477
1478
1479 // -- BEAM SCREEN FOR Q2
1480 tubpar[0] = 5.79/2.;
1481 tubpar[1] = 6.14/2.;
1482 tubpar[2] = 550./2.;
1483 gMC->Gsvolu("QBS5", "TUBE", idtmed[6], tubpar, 3);
1484 // VERTICAL PLATE INSIDE Q2
1485 boxpar[0] = 0.2/2.0;
1486 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1487 boxpar[2] =550./2.;
1488 gMC->Gsvolu("QBS6", "BOX ", idtmed[6], boxpar, 3);
1489
1490 // -- Q2A
1491 gMC->Gspos("MQX2", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "MANY");
1492 gMC->Gspos("QBS5", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "ONLY");
1493 gMC->Gspos("QBS6", 1, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+908.5, 0, "ONLY");
1494 gMC->Gspos("QBS6", 2, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+908.5, 0, "ONLY");
1495 gMC->Gspos("YMQ2", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "ONLY");
1496
1497
1498 // -- Q2B
1499 gMC->Gspos("MQX2", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "MANY");
1500 gMC->Gspos("QBS5", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "ONLY");
1501 gMC->Gspos("QBS6", 3, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+1558.5, 0, "ONLY");
1502 gMC->Gspos("QBS6", 4, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+1558.5, 0, "ONLY");
1503 gMC->Gspos("YMQ2", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "ONLY");
1504
1505 // -- SEPARATOR DIPOLE D1
1506 zd2 = 5838.3;
1507
1508 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1509 tubpar[0] = 0.;
1510 tubpar[1] = 6.75/2.;
1511 tubpar[2] = 945./2.;
1512 gMC->Gsvolu("MD1L", "TUBE", idtmed[11], tubpar, 3);
1513
1514 // -- The beam screen tube is provided by the beam pipe in D1 (QA03 volume)
1515 // -- Insert the beam screen horizontal Cu plates inside D1
1516 // -- (to simulate the vacuum chamber)
1517 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.885+0.2)*(2.885+0.2));
1518 boxpar[1] = 0.2/2.;
1519 boxpar[2] =(945.+80.1)/2.;
1520 gMC->Gsvolu("QBS7", "BOX ", idtmed[6], boxpar, 3);
1521 gMC->Gspos("QBS7", 1, "ZDCA", 0., 2.885+boxpar[1],boxpar[2]+zd2, 0, "ONLY");
1522 gMC->Gspos("QBS7", 2, "ZDCA", 0., -2.885-boxpar[1],boxpar[2]+zd2, 0, "ONLY");
1523
1524 // -- YOKE
1525 tubpar[0] = 7.34/2.; // to be checked
1526 tubpar[1] = 110./2;
1527 tubpar[2] = 945./2.;
1528 gMC->Gsvolu("YD1L", "TUBE", idtmed[8], tubpar, 3);
1529
1530 gMC->Gspos("YD1L", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1531 gMC->Gspos("MD1L", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "MANY");
1532
1533
1534 // -- DIPOLE D2
1535 // --- LHC optics v6.5
1536 zd2l = 12167.8;
1537
1538 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1539 tubpar[0] = 0.;
1540 tubpar[1] = 7.5/2.; // this has to be checked
1541 tubpar[2] = 945./2.;
1542 gMC->Gsvolu("MD2L", "TUBE", idtmed[11], tubpar, 3);
1543
1544 // -- YOKE
1545 tubpar[0] = 0.;
1546 tubpar[1] = 55.;
1547 tubpar[2] = 945./2.;
1548 gMC->Gsvolu("YD2L", "TUBE", idtmed[8], tubpar, 3);
1549
1550 gMC->Gspos("YD2L", 1, "ZDCA", 0., 0., tubpar[2]+zd2l, 0, "ONLY");
1551
1552 gMC->Gspos("MD2L", 1, "YD2L", -9.4, 0., 0., 0, "ONLY");
1553 gMC->Gspos("MD2L", 2, "YD2L", 9.4, 0., 0., 0, "ONLY");
1554
1555 // -- END OF MAGNET DEFINITION
1556}
1557
1558//_____________________________________________________________________________
1559void AliZDCv3::CreateZDC()
1560{
1561 //
1562 // Create the various ZDCs (ZN + ZP)
1563 //
1564
1565 Float_t dimPb[6], dimVoid[6];
1566
1567 Int_t *idtmed = fIdtmed->GetArray();
1568
1569 // Parameters for hadronic calorimeters geometry
1570 // NB -> parameters used ONLY in CreateZDC()
1571 Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector
1572 Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector
1573 Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector
1574 Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector
1575 Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector
1576 Int_t fTowZP[2] = {4, 1}; // Tower for proton detector
1577
1578 // Parameters for EM calorimeter geometry
1579 // NB -> parameters used ONLY in CreateZDC()
1580 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
1581 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
1582 Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
1583 Float_t fDimZEM[6] = {fZEMLength, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
1584 Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-kFibRadZEM;
1585 Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter
1586
1587
1588 //-- Create calorimeters geometry
1589
1590 // -------------------------------------------------------------------------------
1591 //--> Neutron calorimeter (ZN)
1592
1593 gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material
1594 gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material
1595 gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3);
1596 gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3);
1597 gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3);
1598 gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves
1599 gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3);
1600 gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3);
1601 gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3);
1602
1603 // Divide ZNEU in towers (for hits purposes)
1604
1605 gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower
1606 gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower
1607
1608 //-- Divide ZN1 in minitowers
1609 // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
1610 // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS
1611 // (4 fibres per minitower)
1612
1613 gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices
1614 gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks
1615
1616 // --- Position the empty grooves in the sticks (4 grooves per stick)
1617 Float_t dx = fDimZN[0] / fDivZN[0] / 4.;
1618 Float_t dy = fDimZN[1] / fDivZN[1] / 4.;
1619
1620 gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1621 gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1622 gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1623 gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1624
1625 // --- Position the fibers in the grooves
1626 gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY");
1627 gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY");
1628 gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY");
1629 gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
1630
1631 // --- Position the neutron calorimeter in ZDC
1632 // -- Rotation of ZDCs
1633 Int_t irotzdc;
1634 gMC->Matrix(irotzdc, 90., 180., 90., 90., 180., 0.);
1635 //
1636 gMC->Gspos("ZNEU", 1, "ZDCC", fPosZNC[0], fPosZNC[1], fPosZNC[2]-fDimZN[2], irotzdc, "ONLY");
1637 //Ch debug
1638 //printf("\n ZN -> %f < z < %f cm\n",fPosZN[2],fPosZN[2]-2*fDimZN[2]);
1639
1640 // --- Position the neutron calorimeter in ZDC2 (left line)
1641 // -- No Rotation of ZDCs
1642 gMC->Gspos("ZNEU", 2, "ZDCA", fPosZNA[0], fPosZNA[1], fPosZNA[2]+fDimZN[2], 0, "ONLY");
1643 //Ch debug
1644 //printf("\n ZN left -> %f < z < %f cm\n",fPosZNl[2],fPosZNl[2]+2*fDimZN[2]);
1645
1646
1647 // -------------------------------------------------------------------------------
1648 //--> Proton calorimeter (ZP)
1649
1650 gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material
1651 gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material
1652 gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3);
1653 gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3);
1654 gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3);
1655 gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves
1656 gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3);
1657 gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3);
1658 gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3);
1659
1660 //-- Divide ZPRO in towers(for hits purposes)
1661
1662 gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower
1663 gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower
1664
1665
1666 //-- Divide ZP1 in minitowers
1667 // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
1668 // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER
1669 // (4 fiber per minitower)
1670
1671 gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices
1672 gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks
1673
1674 // --- Position the empty grooves in the sticks (4 grooves per stick)
1675 dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.;
1676 dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.;
1677
1678 gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1679 gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1680 gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1681 gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1682
1683 // --- Position the fibers in the grooves
1684 gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY");
1685 gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY");
1686 gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY");
1687 gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY");
1688
1689
1690 // --- Position the proton calorimeter in ZDCC
1691 gMC->Gspos("ZPRO", 1, "ZDCC", fPosZPC[0], fPosZPC[1], fPosZPC[2]-fDimZP[2], irotzdc, "ONLY");
1692 //Ch debug
1693 //printf("\n ZP -> %f < z < %f cm\n",fPosZP[2],fPosZP[2]-2*fDimZP[2]);
1694
1695 // --- Position the proton calorimeter in ZDCA
1696 // --- No rotation
1697 gMC->Gspos("ZPRO", 2, "ZDCA", fPosZPA[0], fPosZPA[1], fPosZPA[2]+fDimZP[2], 0, "ONLY");
1698 //Ch debug
1699 //printf("\n ZP left -> %f < z < %f cm\n",fPosZPl[2],fPosZPl[2]+2*fDimZP[2]);
1700
1701
1702 // -------------------------------------------------------------------------------
1703 // -> EM calorimeter (ZEM)
1704
1705 gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6);
1706
1707 Int_t irot1, irot2;
1708 gMC->Matrix(irot1,0.,0.,90.,90.,-90.,0.); // Rotation matrix 1
1709 gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2
1710 //printf("irot1 = %d, irot2 = %d \n", irot1, irot2);
1711
1712 gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material
1713
1714 gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
1715
1716 dimPb[0] = kDimZEMPb; // Lead slices
1717 dimPb[1] = fDimZEM[2];
1718 dimPb[2] = fDimZEM[1];
1719 //dimPb[3] = fDimZEM[3]; //controllare
1720 dimPb[3] = 90.-fDimZEM[3]; //originale
1721 dimPb[4] = 0.;
1722 dimPb[5] = 0.;
1723 gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6);
1724 gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6);
1725 gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6);
1726
1727 // --- Position the lead slices in the tranche
1728 Float_t zTran = fDimZEM[0]/fDivZEM[2];
1729 Float_t zTrPb = -zTran+kDimZEMPb;
1730 gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
1731 gMC->Gspos("ZEL1", 1, "ZETR", kDimZEMPb, 0., 0., 0, "ONLY");
1732
1733 // --- Vacuum zone (to be filled with fibres)
1734 dimVoid[0] = (zTran-2*kDimZEMPb)/2.;
1735 dimVoid[1] = fDimZEM[2];
1736 dimVoid[2] = fDimZEM[1];
1737 dimVoid[3] = 90.-fDimZEM[3];
1738 dimVoid[4] = 0.;
1739 dimVoid[5] = 0.;
1740 gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6);
1741 gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6);
1742
1743 // --- Divide the vacuum slice into sticks along x axis
1744 gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3);
1745 gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3);
1746
1747 // --- Positioning the fibers into the sticks
1748 gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY");
1749 gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY");
1750
1751 // --- Positioning the vacuum slice into the tranche
1752 Float_t displFib = fDimZEM[1]/fDivZEM[0];
1753 gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY");
1754 gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., displFib, 0, "ONLY");
1755
1756 // --- Positioning the ZEM into the ZDC - rotation for 90 degrees
1757 // NB -> ZEM is positioned in ALIC (instead of in ZDC) volume
1758 gMC->Gspos("ZEM ", 1,"ALIC", -fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1759
1760 // Second EM ZDC (same side w.r.t. IP, just on the other side w.r.t. beam pipe)
1761 gMC->Gspos("ZEM ", 2,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1762
1763 // --- Adding last slice at the end of the EM calorimeter
1764 Float_t zLastSlice = fPosZEM[2]+kDimZEMPb+2*fDimZEM[0];
1765 gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
1766 //Ch debug
1767 //printf("\n ZEM lenght = %f cm\n",2*fZEMLength);
1768 //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+kDimZEMPb);
1769
1770}
1771
1772//_____________________________________________________________________________
1773void AliZDCv3::DrawModule() const
1774{
1775 //
1776 // Draw a shaded view of the Zero Degree Calorimeter version 1
1777 //
1778
1779 // Set everything unseen
1780 gMC->Gsatt("*", "seen", -1);
1781 //
1782 // Set ALIC mother transparent
1783 gMC->Gsatt("ALIC","SEEN",0);
1784 //
1785 // Set the volumes visible
1786 gMC->Gsatt("ZDCC","SEEN",0);
1787 gMC->Gsatt("QT01","SEEN",1);
1788 gMC->Gsatt("QT02","SEEN",1);
1789 gMC->Gsatt("QT03","SEEN",1);
1790 gMC->Gsatt("QT04","SEEN",1);
1791 gMC->Gsatt("QT05","SEEN",1);
1792 gMC->Gsatt("QT06","SEEN",1);
1793 gMC->Gsatt("QT07","SEEN",1);
1794 gMC->Gsatt("QT08","SEEN",1);
1795 gMC->Gsatt("QT09","SEEN",1);
1796 gMC->Gsatt("QT10","SEEN",1);
1797 gMC->Gsatt("QT11","SEEN",1);
1798 gMC->Gsatt("QT12","SEEN",1);
1799 gMC->Gsatt("QT13","SEEN",1);
1800 gMC->Gsatt("QT14","SEEN",1);
1801 gMC->Gsatt("QT15","SEEN",1);
1802 gMC->Gsatt("QT16","SEEN",1);
1803 gMC->Gsatt("QT17","SEEN",1);
1804 gMC->Gsatt("QT18","SEEN",1);
1805 gMC->Gsatt("QC01","SEEN",1);
1806 gMC->Gsatt("QC02","SEEN",1);
1807 gMC->Gsatt("QC03","SEEN",1);
1808 gMC->Gsatt("QC04","SEEN",1);
1809 gMC->Gsatt("QC05","SEEN",1);
1810 gMC->Gsatt("QTD1","SEEN",1);
1811 gMC->Gsatt("QTD2","SEEN",1);
1812 gMC->Gsatt("QTD3","SEEN",1);
1813 gMC->Gsatt("MQXL","SEEN",1);
1814 gMC->Gsatt("YMQL","SEEN",1);
1815 gMC->Gsatt("MQX ","SEEN",1);
1816 gMC->Gsatt("YMQ ","SEEN",1);
1817 gMC->Gsatt("ZQYX","SEEN",1);
1818 gMC->Gsatt("MD1 ","SEEN",1);
1819 gMC->Gsatt("MD1V","SEEN",1);
1820 gMC->Gsatt("YD1 ","SEEN",1);
1821 gMC->Gsatt("MD2 ","SEEN",1);
1822 gMC->Gsatt("YD2 ","SEEN",1);
1823 gMC->Gsatt("ZNEU","SEEN",0);
1824 gMC->Gsatt("ZNF1","SEEN",0);
1825 gMC->Gsatt("ZNF2","SEEN",0);
1826 gMC->Gsatt("ZNF3","SEEN",0);
1827 gMC->Gsatt("ZNF4","SEEN",0);
1828 gMC->Gsatt("ZNG1","SEEN",0);
1829 gMC->Gsatt("ZNG2","SEEN",0);
1830 gMC->Gsatt("ZNG3","SEEN",0);
1831 gMC->Gsatt("ZNG4","SEEN",0);
1832 gMC->Gsatt("ZNTX","SEEN",0);
1833 gMC->Gsatt("ZN1 ","COLO",4);
1834 gMC->Gsatt("ZN1 ","SEEN",1);
1835 gMC->Gsatt("ZNSL","SEEN",0);
1836 gMC->Gsatt("ZNST","SEEN",0);
1837 gMC->Gsatt("ZPRO","SEEN",0);
1838 gMC->Gsatt("ZPF1","SEEN",0);
1839 gMC->Gsatt("ZPF2","SEEN",0);
1840 gMC->Gsatt("ZPF3","SEEN",0);
1841 gMC->Gsatt("ZPF4","SEEN",0);
1842 gMC->Gsatt("ZPG1","SEEN",0);
1843 gMC->Gsatt("ZPG2","SEEN",0);
1844 gMC->Gsatt("ZPG3","SEEN",0);
1845 gMC->Gsatt("ZPG4","SEEN",0);
1846 gMC->Gsatt("ZPTX","SEEN",0);
1847 gMC->Gsatt("ZP1 ","COLO",6);
1848 gMC->Gsatt("ZP1 ","SEEN",1);
1849 gMC->Gsatt("ZPSL","SEEN",0);
1850 gMC->Gsatt("ZPST","SEEN",0);
1851 gMC->Gsatt("ZEM ","COLO",7);
1852 gMC->Gsatt("ZEM ","SEEN",1);
1853 gMC->Gsatt("ZEMF","SEEN",0);
1854 gMC->Gsatt("ZETR","SEEN",0);
1855 gMC->Gsatt("ZEL0","SEEN",0);
1856 gMC->Gsatt("ZEL1","SEEN",0);
1857 gMC->Gsatt("ZEL2","SEEN",0);
1858 gMC->Gsatt("ZEV0","SEEN",0);
1859 gMC->Gsatt("ZEV1","SEEN",0);
1860 gMC->Gsatt("ZES0","SEEN",0);
1861 gMC->Gsatt("ZES1","SEEN",0);
1862
1863 //
1864 gMC->Gdopt("hide", "on");
1865 gMC->Gdopt("shad", "on");
1866 gMC->Gsatt("*", "fill", 7);
1867 gMC->SetClipBox(".");
1868 gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000);
1869 gMC->DefaultRange();
1870 gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07);
1871 gMC->Gdhead(1111, "Zero Degree Calorimeter Version 3");
1872 gMC->Gdman(18, 4, "MAN");
1873}
1874
1875//_____________________________________________________________________________
1876void AliZDCv3::CreateMaterials()
1877{
1878 //
1879 // Create Materials for the Zero Degree Calorimeter
1880 //
1881
1882 Float_t dens, ubuf[1], wmat[2], a[2], z[2];
1883
1884 // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3
1885
1886 // --- Tantalum -> ZN passive material
1887 ubuf[0] = 1.1;
1888 AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1);
1889
1890 // --- Brass (CuZn) -> ZP passive material
1891 dens = 8.48;
1892 a[0] = 63.546;
1893 a[1] = 65.39;
1894 z[0] = 29.;
1895 z[1] = 30.;
1896 wmat[0] = .63;
1897 wmat[1] = .37;
1898 AliMixture(2, "BRASS ", a, z, dens, 2, wmat);
1899
1900 // --- SiO2
1901 dens = 2.64;
1902 a[0] = 28.086;
1903 a[1] = 15.9994;
1904 z[0] = 14.;
1905 z[1] = 8.;
1906 wmat[0] = 1.;
1907 wmat[1] = 2.;
1908 AliMixture(3, "SIO2 ", a, z, dens, -2, wmat);
1909
1910 // --- Lead
1911 ubuf[0] = 1.12;
1912 AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1);
1913
1914 // --- Copper (energy loss taken into account)
1915 ubuf[0] = 1.10;
1916 AliMaterial(6, "COPP0", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
1917
1918 // --- Iron (energy loss taken into account)
1919 ubuf[0] = 1.1;
1920 AliMaterial(7, "IRON0", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1921
1922 // --- Iron (no energy loss)
1923 ubuf[0] = 1.1;
1924 AliMaterial(8, "IRON1", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1925 AliMaterial(13, "IRON2", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1926
1927 // ---------------------------------------------------------
1928 Float_t aResGas[3]={1.008,12.0107,15.9994};
1929 Float_t zResGas[3]={1.,6.,8.};
1930 Float_t wResGas[3]={0.28,0.28,0.44};
1931 Float_t dResGas = 3.2E-14;
1932
1933 // --- Vacuum (no magnetic field)
1934 AliMixture(10, "VOID", aResGas, zResGas, dResGas, 3, wResGas);
1935
1936 // --- Vacuum (with magnetic field)
1937 AliMixture(11, "VOIM", aResGas, zResGas, dResGas, 3, wResGas);
1938
1939 // --- Air (no magnetic field)
1940 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1941 Float_t zAir[4]={6.,7.,8.,18.};
1942 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1943 Float_t dAir = 1.20479E-3;
1944 //
1945 AliMixture(12, "Air $", aAir, zAir, dAir, 4, wAir);
1946
1947 // --- Definition of tracking media:
1948
1949 // --- Tantalum = 1 ;
1950 // --- Brass = 2 ;
1951 // --- Fibers (SiO2) = 3 ;
1952 // --- Fibers (SiO2) = 4 ;
1953 // --- Lead = 5 ;
1954 // --- Copper (with energy loss)= 6 ;
1955 // --- Copper (with energy loss)= 13 ;
1956 // --- Iron (with energy loss) = 7 ;
1957 // --- Iron (without energy loss) = 8 ;
1958 // --- Vacuum (no field) = 10
1959 // --- Vacuum (with field) = 11
1960 // --- Air (no field) = 12
1961
1962 // ****************************************************
1963 // Tracking media parameters
1964 //
1965 Float_t epsil = 0.01; // Tracking precision,
1966 Float_t stmin = 0.01; // Min. value 4 max. step (cm)
1967 Float_t stemax = 1.; // Max. step permitted (cm)
1968 Float_t tmaxfd = 0.; // Maximum angle due to field (degrees)
1969 Float_t deemax = -1.; // Maximum fractional energy loss
1970 Float_t nofieldm = 0.; // Max. field value (no field)
1971 Float_t fieldm = 45.; // Max. field value (with field)
1972 Int_t isvol = 0; // ISVOL =0 -> not sensitive volume
1973 Int_t isvolActive = 1; // ISVOL =1 -> sensitive volume
1974 Int_t inofld = 0; // IFIELD=0 -> no magnetic field
1975 Int_t ifield =2; // IFIELD=2 -> magnetic field defined in AliMagFC.h
1976 // *****************************************************
1977
1978 AliMedium(1, "ZTANT", 1, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1979 AliMedium(2, "ZBRASS",2, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1980 AliMedium(3, "ZSIO2", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1981 AliMedium(4, "ZQUAR", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1982 AliMedium(5, "ZLEAD", 5, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1983 AliMedium(6, "ZCOPP", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1984 AliMedium(7, "ZIRON", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1985 AliMedium(8, "ZIRONN",8, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1986 AliMedium(10,"ZVOID",10, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1987 AliMedium(12,"ZAIR", 12, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1988 //
1989 AliMedium(11,"ZVOIM",11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
1990 AliMedium(13,"ZIRONE",13, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
1991
1992}
1993
1994//_____________________________________________________________________________
1995void AliZDCv3::AddAlignableVolumes() const
1996{
1997 //
1998 // Create entries for alignable volumes associating the symbolic volume
1999 // name with the corresponding volume path. Needs to be syncronized with
2000 // eventual changes in the geometry.
2001 //
2002 TString volpath1 = "ALIC_1/ZDCC_1/ZNEU_1";
2003 TString volpath2 = "ALIC_1/ZDCC_1/ZPRO_1";
2004 TString volpath3 = "ALIC_1/ZDCA_1/ZNEU_2";
2005 TString volpath4 = "ALIC_1/ZDCA_1/ZPRO_2";
2006
2007 TString symname1="ZDC/NeutronZDC_C";
2008 TString symname2="ZDC/ProtonZDC_C";
2009 TString symname3="ZDC/NeutronZDC_A";
2010 TString symname4="ZDC/ProtonZDC_A";
2011
2012 if(!gGeoManager->SetAlignableEntry(symname1.Data(),volpath1.Data()))
2013 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2014
2015 if(!gGeoManager->SetAlignableEntry(symname2.Data(),volpath2.Data()))
2016 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2017
2018 if(!gGeoManager->SetAlignableEntry(symname3.Data(),volpath3.Data()))
2019 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2020
2021 if(!gGeoManager->SetAlignableEntry(symname4.Data(),volpath4.Data()))
2022 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2023
2024}
2025
2026
2027//_____________________________________________________________________________
2028void AliZDCv3::Init()
2029{
2030 InitTables();
2031 Int_t *idtmed = fIdtmed->GetArray();
2032 Int_t i;
2033 // Thresholds for showering in the ZDCs
2034 i = 1; //tantalum
2035 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2036 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2037 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2038 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2039 i = 2; //brass
2040 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2041 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2042 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2043 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2044 i = 5; //lead
2045 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2046 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2047 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2048 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2049
2050 // Avoid too detailed showering in TDI
2051 i = 6; //copper
2052 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2053 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2054 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2055 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2056
2057 // Avoid too detailed showering along the beam line
2058 i = 7; //iron with energy loss (ZIRON)
2059 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2060 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2061 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2062 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2063
2064 // Avoid too detailed showering along the beam line
2065 i = 8; //iron with energy loss (ZIRONN)
2066 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2067 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2068 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2069 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2070 // Avoid too detailed showering along the beam line
2071 i = 13; //iron with energy loss (ZIRONN)
2072 gMC->Gstpar(idtmed[i], "CUTGAM", 1.);
2073 gMC->Gstpar(idtmed[i], "CUTELE", 1.);
2074 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2075 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2076
2077 // Avoid interaction in fibers (only energy loss allowed)
2078 i = 3; //fibers (ZSI02)
2079 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2080 gMC->Gstpar(idtmed[i], "MULS", 0.);
2081 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2082 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2083 gMC->Gstpar(idtmed[i], "LOSS", 1.);
2084 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2085 gMC->Gstpar(idtmed[i], "COMP", 0.);
2086 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2087 gMC->Gstpar(idtmed[i], "BREM", 0.);
2088 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2089 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2090 gMC->Gstpar(idtmed[i], "HADR", 0.);
2091 i = 4; //fibers (ZQUAR)
2092 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2093 gMC->Gstpar(idtmed[i], "MULS", 0.);
2094 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2095 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2096 gMC->Gstpar(idtmed[i], "LOSS", 1.);
2097 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2098 gMC->Gstpar(idtmed[i], "COMP", 0.);
2099 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2100 gMC->Gstpar(idtmed[i], "BREM", 0.);
2101 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2102 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2103 gMC->Gstpar(idtmed[i], "HADR", 0.);
2104
2105 // Avoid interaction in void
2106 i = 11; //void with field
2107 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2108 gMC->Gstpar(idtmed[i], "MULS", 0.);
2109 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2110 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2111 gMC->Gstpar(idtmed[i], "LOSS", 0.);
2112 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2113 gMC->Gstpar(idtmed[i], "COMP", 0.);
2114 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2115 gMC->Gstpar(idtmed[i], "BREM", 0.);
2116 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2117 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2118 gMC->Gstpar(idtmed[i], "HADR", 0.);
2119
2120 //
2121 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material
2122 fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material
2123 fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1
2124 fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2
2125 fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material
2126 fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield
2127 fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes
2128 fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves
2129}
2130
2131//_____________________________________________________________________________
2132void AliZDCv3::InitTables()
2133{
2134 //
2135 // Read light tables for Cerenkov light production parameterization
2136 //
2137
2138 Int_t k, j;
2139
2140 char *lightfName1,*lightfName2,*lightfName3,*lightfName4,
2141 *lightfName5,*lightfName6,*lightfName7,*lightfName8;
2142 FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8;
2143
2144 // --- Reading light tables for ZN
2145 lightfName1 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362207s");
2146 if((fp1 = fopen(lightfName1,"r")) == NULL){
2147 printf("Cannot open file fp1 \n");
2148 return;
2149 }
2150 lightfName2 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362208s");
2151 if((fp2 = fopen(lightfName2,"r")) == NULL){
2152 printf("Cannot open file fp2 \n");
2153 return;
2154 }
2155 lightfName3 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362209s");
2156 if((fp3 = fopen(lightfName3,"r")) == NULL){
2157 printf("Cannot open file fp3 \n");
2158 return;
2159 }
2160 lightfName4 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362210s");
2161 if((fp4 = fopen(lightfName4,"r")) == NULL){
2162 printf("Cannot open file fp4 \n");
2163 return;
2164 }
2165
2166 for(k=0; k<fNalfan; k++){
2167 for(j=0; j<fNben; j++){
2168 fscanf(fp1,"%f",&fTablen[0][k][j]);
2169 fscanf(fp2,"%f",&fTablen[1][k][j]);
2170 fscanf(fp3,"%f",&fTablen[2][k][j]);
2171 fscanf(fp4,"%f",&fTablen[3][k][j]);
2172 }
2173 }
2174 fclose(fp1);
2175 fclose(fp2);
2176 fclose(fp3);
2177 fclose(fp4);
2178
2179 // --- Reading light tables for ZP and ZEM
2180 lightfName5 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552207s");
2181 if((fp5 = fopen(lightfName5,"r")) == NULL){
2182 printf("Cannot open file fp5 \n");
2183 return;
2184 }
2185 lightfName6 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552208s");
2186 if((fp6 = fopen(lightfName6,"r")) == NULL){
2187 printf("Cannot open file fp6 \n");
2188 return;
2189 }
2190 lightfName7 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552209s");
2191 if((fp7 = fopen(lightfName7,"r")) == NULL){
2192 printf("Cannot open file fp7 \n");
2193 return;
2194 }
2195 lightfName8 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552210s");
2196 if((fp8 = fopen(lightfName8,"r")) == NULL){
2197 printf("Cannot open file fp8 \n");
2198 return;
2199 }
2200
2201 for(k=0; k<fNalfap; k++){
2202 for(j=0; j<fNbep; j++){
2203 fscanf(fp5,"%f",&fTablep[0][k][j]);
2204 fscanf(fp6,"%f",&fTablep[1][k][j]);
2205 fscanf(fp7,"%f",&fTablep[2][k][j]);
2206 fscanf(fp8,"%f",&fTablep[3][k][j]);
2207 }
2208 }
2209 fclose(fp5);
2210 fclose(fp6);
2211 fclose(fp7);
2212 fclose(fp8);
2213}
2214//_____________________________________________________________________________
2215void AliZDCv3::StepManager()
2216{
2217 //
2218 // Routine called at every step in the Zero Degree Calorimeters
2219 //
2220
2221 Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe;
2222 Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, out;
2223 //Float_t radius;
2224 Float_t xalic[3], z, guiEff;
2225 // Parametrization for light guide uniformity
2226 // -> OBSOLETE!!!! For guide tilted @ 46 degrees
2227 //Float_t guiPar[4]={0.31,-0.0004,0.0197,0.7958};
2228 // NEW!!! Light guide tilted @ 51 degrees
2229 Float_t guiPar[4]={0.31,-0.0006305,0.01337,0.8895};
2230 Double_t s[3], p[3];
2231 const char *knamed;
2232 //
2233 for (j=0;j<10;j++) hits[j]=-999.;
2234 //
2235 // --- This part is for no shower developement in beam pipe and TDI
2236 // If particle interacts with beam pipe or TDI -> return
2237 if((gMC->CurrentMedium() == fMedSensPI) || (gMC->CurrentMedium() == fMedSensTDI)){
2238 // If option NoShower is set -> StopTrack
2239 if(fNoShower==1) {
2240 gMC->TrackPosition(s[0],s[1],s[2]);
2241 if(gMC->CurrentMedium() == fMedSensPI) {
2242 knamed = gMC->CurrentVolName();
2243 if(!strncmp(knamed,"YMQ",3)){
2244 if(s[2]<0) fpLostITC += 1;
2245 else fpLostITA += 1;
2246 }
2247 if(!strncmp(knamed,"YD1",3)){
2248 if(s[2]<0) fpLostD1C += 1;
2249 else fpLostD1A += 1;
2250 }
2251 }
2252 else if(gMC->CurrentMedium() == fMedSensTDI){
2253 knamed = gMC->CurrentVolName();
2254 if(!strncmp(knamed,"MD1",3)){
2255 if(s[2]<0) fpLostD1C += 1;
2256 else fpLostD1A += 1;
2257 }
2258 if(!strncmp(knamed,"QTD",3)) fpLostTDI += 1;
2259 }
2260 printf("\n\t ---------- Side C ----------\n");
2261 printf("\n # of spectators lost in IT = %d\n",fpLostITC);
2262 printf("\n # of spectators lost in D1 = %d\n",fpLostD1C);
2263 printf("\n\t ---------- Side A ----------\n");
2264 printf("\n # of spectators lost in IT = %d\n",fpLostITA);
2265 printf("\n # of spectators lost in D1 = %d\n",fpLostD1A);
2266 printf("\n # of spectators lost in TDI = %d\n\n",fpLostTDI);
2267 gMC->StopTrack();
2268 }
2269 return;
2270 }
2271
2272
2273 if((gMC->CurrentMedium() == fMedSensZN) || (gMC->CurrentMedium() == fMedSensZP) ||
2274 (gMC->CurrentMedium() == fMedSensGR) || (gMC->CurrentMedium() == fMedSensF1) ||
2275 (gMC->CurrentMedium() == fMedSensF2) || (gMC->CurrentMedium() == fMedSensZEM)){
2276
2277
2278 //Particle coordinates
2279 gMC->TrackPosition(s[0],s[1],s[2]);
2280 for(j=0; j<=2; j++) x[j] = s[j];
2281 hits[0] = x[0];
2282 hits[1] = x[1];
2283 hits[2] = x[2];
2284
2285 // Determine in which ZDC the particle is
2286 knamed = gMC->CurrentVolName();
2287 if(!strncmp(knamed,"ZN",2)){
2288 if(x[2]<0.) vol[0]=1; // ZNC (dimuon side)
2289 else if(x[2]>0.) vol[0]=4; //ZNA
2290 }
2291 else if(!strncmp(knamed,"ZP",2)){
2292 if(x[2]<0.) vol[0]=2; //ZPC (dimuon side)
2293 else if(x[2]>0.) vol[0]=5; //ZPA
2294 }
2295 else if(!strncmp(knamed,"ZE",2)) vol[0]=3; //ZEM
2296
2297 // Determine in which quadrant the particle is
2298 if(vol[0]==1){ //Quadrant in ZNC
2299 // Calculating particle coordinates inside ZNC
2300 xdet[0] = x[0]-fPosZNC[0];
2301 xdet[1] = x[1]-fPosZNC[1];
2302 // Calculating quadrant in ZN
2303 if(xdet[0]<=0.){
2304 if(xdet[1]<=0.) vol[1]=1;
2305 else vol[1]=3;
2306 }
2307 else if(xdet[0]>0.){
2308 if(xdet[1]<=0.) vol[1]=2;
2309 else vol[1]=4;
2310 }
2311 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2312 printf("\n ZDC StepManager->ERROR in ZN!!! vol[1] = %d, xdet[0] = %f,"
2313 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2314 }
2315
2316 else if(vol[0]==2){ //Quadrant in ZPC
2317 // Calculating particle coordinates inside ZPC
2318 xdet[0] = x[0]-fPosZPA[0];
2319 xdet[1] = x[1]-fPosZPA[1];
2320 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2321 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2322 // Calculating tower in ZP
2323 Float_t xqZP = xdet[0]/(fDimZP[0]/2.);
2324 for(int i=1; i<=4; i++){
2325 if(xqZP>=(i-3) && xqZP<(i-2)){
2326 vol[1] = i;
2327 break;
2328 }
2329 }
2330 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2331 printf(" ZDC StepManager->ERROR in ZP!!! vol[1] = %d, xdet[0] = %f,"
2332 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2333 }
2334 //
2335 // Quadrant in ZEM: vol[1] = 1 -> particle in 1st ZEM (placed at x = 8.5 cm)
2336 // vol[1] = 2 -> particle in 2nd ZEM (placed at x = -8.5 cm)
2337 else if(vol[0] == 3){
2338 if(x[0]>0.){
2339 vol[1] = 1;
2340 // Particle x-coordinate inside ZEM1
2341 xdet[0] = x[0]-fPosZEM[0];
2342 }
2343 else{
2344 vol[1] = 2;
2345 // Particle x-coordinate inside ZEM2
2346 xdet[0] = x[0]+fPosZEM[0];
2347 }
2348 xdet[1] = x[1]-fPosZEM[1];
2349 }
2350 //
2351 else if(vol[0]==4){ //Quadrant in ZNA
2352 // Calculating particle coordinates inside ZNA
2353 xdet[0] = x[0]-fPosZNA[0];
2354 xdet[1] = x[1]-fPosZNA[1];
2355 // Calculating quadrant in ZNA
2356 if(xdet[0]>=0.){
2357 if(xdet[1]<=0.) vol[1]=1;
2358 else vol[1]=3;
2359 }
2360 else if(xdet[0]<0.){
2361 if(xdet[1]<=0.) vol[1]=2;
2362 else vol[1]=4;
2363 }
2364 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2365 printf("\n ZDC StepManager->ERROR in ZNA!!! vol[1] = %d, xdet[0] = %f,"
2366 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2367 }
2368 //
2369 else if(vol[0]==5){ //Quadrant in ZPA
2370 // Calculating particle coordinates inside ZPA
2371 xdet[0] = x[0]-fPosZPC[0];
2372 xdet[1] = x[1]-fPosZPC[1];
2373 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2374 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2375 // Calculating tower in ZP
2376 Float_t xqZP = -xdet[0]/(fDimZP[0]/2.);
2377 for(int i=1; i<=4; i++){
2378 if(xqZP>=(i-3) && xqZP<(i-2)){
2379 vol[1] = i;
2380 break;
2381 }
2382 }
2383 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2384 printf(" ZDC StepManager->ERROR in ZPA!!! vol[1] = %d, xdet[0] = %f,"
2385 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2386 }
2387
2388
2389 // Store impact point and kinetic energy of the ENTERING particle
2390
2391 if(gMC->IsTrackEntering()){
2392 //Particle energy
2393 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2394 hits[3] = p[3];
2395 // Impact point on ZDC
2396 hits[4] = xdet[0];
2397 hits[5] = xdet[1];
2398 hits[6] = 0;
2399 hits[7] = 0;
2400 hits[8] = 0;
2401 hits[9] = 0;
2402
2403 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2404
2405 if(fNoShower==1){
2406 //printf("\t VolName %s -> det %d quad %d - x = %f, y = %f, z = %f\n",
2407 //knamed, vol[0], vol[1], x[0], x[1], x[2]);
2408 if(vol[0]==1){
2409 fnDetectedC += 1;
2410 printf("\n # of detected neutrons in ZNC = %d\n\n",fnDetectedC);
2411 }
2412 else if(vol[0]==2){
2413 fpDetectedC += 1;
2414 printf("\n # of detected protons in ZPC = %d\n\n",fpDetectedC);
2415 }
2416 else if(vol[0]==4){
2417 fnDetectedA += 1;
2418 printf("\n # of detected neutrons in ZNA = %d\n\n",fnDetectedA);
2419 }
2420 else if(vol[0]==5){
2421 fpDetectedA += 1;
2422 printf("\n # of detected protons in ZPA = %d\n\n",fpDetectedA);
2423 }
2424 gMC->StopTrack();
2425 return;
2426 }
2427 }
2428
2429 // Charged particles -> Energy loss
2430 if((destep=gMC->Edep())){
2431 if(gMC->IsTrackStop()){
2432 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2433 m = gMC->TrackMass();
2434 ekin = p[3]-m;
2435 hits[9] = ekin;
2436 hits[7] = 0.;
2437 hits[8] = 0.;
2438 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2439 }
2440 else{
2441 hits[9] = destep;
2442 hits[7] = 0.;
2443 hits[8] = 0.;
2444 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2445 }
2446 }
2447 }
2448
2449
2450 // *** Light production in fibres
2451 if((gMC->CurrentMedium() == fMedSensF1) || (gMC->CurrentMedium() == fMedSensF2)){
2452
2453 //Select charged particles
2454 if((destep=gMC->Edep())){
2455
2456 // Particle velocity
2457 Float_t beta = 0.;
2458 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2459 Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
2460 if(p[3] > 0.00001) beta = ptot/p[3];
2461 else return;
2462 if(beta<0.67)return;
2463 else if((beta>=0.67) && (beta<=0.75)) ibeta = 0;
2464 else if((beta>0.75) && (beta<=0.85)) ibeta = 1;
2465 else if((beta>0.85) && (beta<=0.95)) ibeta = 2;
2466 else if(beta>0.95) ibeta = 3;
2467
2468 // Angle between particle trajectory and fibre axis
2469 // 1 -> Momentum directions
2470 um[0] = p[0]/ptot;
2471 um[1] = p[1]/ptot;
2472 um[2] = p[2]/ptot;
2473 gMC->Gmtod(um,ud,2);
2474 // 2 -> Angle < limit angle
2475 Double_t alfar = TMath::ACos(ud[2]);
2476 Double_t alfa = alfar*kRaddeg;
2477 if(alfa>=110.) return;
2478 //
2479 ialfa = Int_t(1.+alfa/2.);
2480
2481 // Distance between particle trajectory and fibre axis
2482 gMC->TrackPosition(s[0],s[1],s[2]);
2483 for(j=0; j<=2; j++){
2484 x[j] = s[j];
2485 }
2486 gMC->Gmtod(x,xdet,1);
2487 if(TMath::Abs(ud[0])>0.00001){
2488 Float_t dcoeff = ud[1]/ud[0];
2489 be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.));
2490 }
2491 else{
2492 be = TMath::Abs(ud[0]);
2493 }
2494
2495 ibe = Int_t(be*1000.+1);
2496 //if((vol[0]==1)) radius = fFibZN[1];
2497 //else if((vol[0]==2)) radius = fFibZP[1];
2498
2499 //Looking into the light tables
2500 Float_t charge = gMC->TrackCharge();
2501
2502 if((vol[0]==1)) { // (1) ZN fibres
2503 if(ibe>fNben) ibe=fNben;
2504 out = charge*charge*fTablen[ibeta][ialfa][ibe];
2505 nphe = gRandom->Poisson(out);
2506 // Ch. debug
2507 //if(ibeta==3) printf("\t %f \t %f \t %f\n",alfa, be, out);
2508 //printf("\t ibeta = %d, ialfa = %d, ibe = %d -> nphe = %d\n\n",ibeta,ialfa,ibe,nphe);
2509 if(gMC->CurrentMedium() == fMedSensF1){
2510 hits[7] = nphe; //fLightPMQ
2511 hits[8] = 0;
2512 hits[9] = 0;
2513 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2514 }
2515 else{
2516 hits[7] = 0;
2517 hits[8] = nphe; //fLightPMC
2518 hits[9] = 0;
2519 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2520 }
2521 }
2522 else if((vol[0]==2)) { // (2) ZP fibres
2523 if(ibe>fNbep) ibe=fNbep;
2524 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2525 nphe = gRandom->Poisson(out);
2526 if(gMC->CurrentMedium() == fMedSensF1){
2527 hits[7] = nphe; //fLightPMQ
2528 hits[8] = 0;
2529 hits[9] = 0;
2530 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2531 }
2532 else{
2533 hits[7] = 0;
2534 hits[8] = nphe; //fLightPMC
2535 hits[9] = 0;
2536 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2537 }
2538 }
2539 else if((vol[0]==3)) { // (3) ZEM fibres
2540 if(ibe>fNbep) ibe=fNbep;
2541 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2542 gMC->TrackPosition(s[0],s[1],s[2]);
2543 for(j=0; j<=2; j++){
2544 xalic[j] = s[j];
2545 }
2546 // z-coordinate from ZEM front face
2547 // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm
2548 z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1];
2549// z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad));
2550// printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength);
2551 guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]);
2552 out = out*guiEff;
2553 nphe = gRandom->Poisson(out);
2554// printf(" out*guiEff = %f nphe = %d", out, nphe);
2555 if(vol[1] == 1){
2556 hits[7] = 0;
2557 hits[8] = nphe; //fLightPMC (ZEM1)
2558 hits[9] = 0;
2559 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2560 }
2561 else{
2562 hits[7] = nphe; //fLightPMQ (ZEM2)
2563 hits[8] = 0;
2564 hits[9] = 0;
2565 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2566 }
2567 }
2568 }
2569 }
2570}