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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 | $Log$ |
c63eb7ab |
18 | Revision 1.4 2001/06/13 11:17:49 coppedis |
19 | Bug corrected |
20 | |
8064008b |
21 | Revision 1.3 2001/06/13 11:11:02 coppedis |
22 | Minor changes |
23 | |
6d5d9c06 |
24 | Revision 1.2 2001/06/12 13:45:11 coppedis |
25 | TDI in correct position and minor correction |
26 | |
7cc664ae |
27 | Revision 1.1 2001/05/14 09:57:39 coppedis |
28 | A different geometry for the ZDCs |
29 | |
4663d63d |
30 | |
31 | */ |
32 | |
33 | /////////////////////////////////////////////////////////////////////////////// |
34 | // // |
35 | // Zero Degree Calorimeter // |
36 | // This class contains the basic functions for the ZDC // |
37 | // Functions specific to one particular geometry are // |
38 | // contained in the derived classes // |
39 | // // |
40 | /////////////////////////////////////////////////////////////////////////////// |
41 | |
42 | // --- Standard libraries |
43 | #include "stdio.h" |
44 | |
45 | // --- ROOT system |
46 | #include <TBRIK.h> |
47 | #include <TNode.h> |
48 | #include <TMath.h> |
49 | #include <TRandom.h> |
50 | #include <TSystem.h> |
51 | #include <TTree.h> |
52 | |
53 | |
54 | // --- AliRoot classes |
55 | #include "AliZDCv2.h" |
56 | #include "AliZDCHit.h" |
57 | #include "AliZDCDigit.h" |
58 | #include "AliRun.h" |
59 | #include "AliDetector.h" |
60 | #include "AliMagF.h" |
61 | #include "AliMC.h" |
62 | #include "AliCallf77.h" |
63 | #include "AliConst.h" |
64 | #include "AliPDG.h" |
65 | #include "TLorentzVector.h" |
66 | |
67 | |
68 | ClassImp(AliZDCv2) |
69 | |
70 | |
71 | /////////////////////////////////////////////////////////////////////////////// |
72 | // // |
73 | // Zero Degree Calorimeter version 2 // |
74 | // // |
75 | /////////////////////////////////////////////////////////////////////////////// |
76 | |
77 | //_____________________________________________________________________________ |
78 | AliZDCv2::AliZDCv2() : AliZDC() |
79 | { |
80 | // |
81 | // Default constructor for Zero Degree Calorimeter |
82 | // |
83 | |
84 | fMedSensF1 = 0; |
85 | fMedSensF2 = 0; |
86 | fMedSensZN = 0; |
87 | fMedSensZP = 0; |
88 | fMedSensZEM = 0; |
89 | fMedSensGR = 0; |
90 | // fMedSensPI = 0; |
91 | // fMedSensTDI = 0; |
92 | } |
93 | |
94 | //_____________________________________________________________________________ |
95 | AliZDCv2::AliZDCv2(const char *name, const char *title) |
96 | : AliZDC(name,title) |
97 | { |
98 | // |
99 | // Standard constructor for Zero Degree Calorimeter |
100 | // |
101 | // |
102 | // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!) |
103 | |
104 | AliModule* PIPE=gAlice->GetModule("PIPE"); |
105 | AliModule* ABSO=gAlice->GetModule("ABSO"); |
106 | AliModule* DIPO=gAlice->GetModule("DIPO"); |
107 | AliModule* SHIL=gAlice->GetModule("SHIL"); |
108 | if((!PIPE) || (!ABSO) || (!DIPO) || (!SHIL)) { |
109 | Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n"); |
110 | exit(1); |
111 | } |
112 | |
113 | fMedSensF1 = 0; |
114 | fMedSensF2 = 0; |
115 | fMedSensZN = 0; |
116 | fMedSensZP = 0; |
117 | fMedSensZEM = 0; |
118 | fMedSensGR = 0; |
119 | // fMedSensPI = 0; |
120 | // fMedSensTDI = 0; |
121 | |
122 | |
123 | // Parameters for light tables |
124 | fNalfan = 90; // Number of Alfa (neutrons) |
125 | fNalfap = 90; // Number of Alfa (protons) |
126 | fNben = 18; // Number of beta (neutrons) |
127 | fNbep = 28; // Number of beta (protons) |
128 | Int_t ip,jp,kp; |
129 | for(ip=0; ip<4; ip++){ |
130 | for(kp=0; kp<fNalfap; kp++){ |
131 | for(jp=0; jp<fNbep; jp++){ |
132 | fTablep[ip][kp][jp] = 0; |
133 | } |
134 | } |
135 | } |
136 | Int_t in,jn,kn; |
137 | for(in=0; in<4; in++){ |
138 | for(kn=0; kn<fNalfan; kn++){ |
139 | for(jn=0; jn<fNben; jn++){ |
140 | fTablen[in][kn][jn] = 0; |
141 | } |
142 | } |
143 | } |
144 | |
145 | // Parameters for hadronic calorimeters geometry |
146 | fDimZP[0] = 11.2; |
147 | fDimZP[1] = 6.; |
148 | fDimZP[2] = 75.; |
149 | fPosZN[0] = 0.; |
150 | fPosZN[1] = -1.2; |
151 | fPosZN[2] = 11650.; |
152 | fPosZP[0] = -24.; |
153 | fPosZP[1] = 0.; |
154 | fPosZP[2] = 11600.; |
155 | fFibZN[0] = 0.; |
156 | fFibZN[1] = 0.01825; |
157 | fFibZN[2] = 50.; |
158 | fFibZP[0] = 0.; |
159 | fFibZP[1] = 0.0275; |
160 | fFibZP[2] = 75.; |
161 | |
162 | // Parameters for EM calorimeter geometry |
163 | fPosZEM[0] = 8.5; |
164 | fPosZEM[1] = 0.; |
165 | fPosZEM[2] = -1000.; |
166 | |
167 | |
168 | fDigits = new TClonesArray("AliZDCDigit",1000); |
169 | } |
170 | |
171 | //_____________________________________________________________________________ |
172 | void AliZDCv2::CreateGeometry() |
173 | { |
174 | // |
175 | // Create the geometry for the Zero Degree Calorimeter version 1 |
176 | //* Initialize COMMON block ZDC_CGEOM |
177 | //* |
178 | |
179 | CreateBeamLine(); |
180 | CreateZDC(); |
181 | } |
182 | |
183 | //_____________________________________________________________________________ |
184 | void AliZDCv2::CreateBeamLine() |
185 | { |
186 | |
187 | Float_t zq, zd1, zd2; |
188 | Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3]; |
189 | Int_t im1, im2; |
190 | |
191 | Int_t *idtmed = fIdtmed->GetArray(); |
192 | |
193 | // -- Mother of the ZDCs (Vacuum PCON) |
194 | |
195 | conpar[0] = 0.; |
196 | conpar[1] = 360.; |
197 | conpar[2] = 2.; |
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198 | conpar[3] = 2000.; |
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199 | conpar[4] = 0.; |
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200 | conpar[5] = 55.; |
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201 | conpar[6] = 13060.; |
202 | conpar[7] = 0.; |
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203 | conpar[8] = 55.; |
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204 | gMC->Gsvolu("ZDC ", "PCON", idtmed[11], conpar, 9); |
205 | gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
206 | |
207 | // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to |
208 | // the beginning of D1) |
209 | |
210 | zd1 = 2000.; |
211 | |
212 | tubpar[0] = 6.3/2.; |
213 | tubpar[1] = 6.7/2.; |
214 | tubpar[2] = 3838.3/2.; |
215 | gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3); |
216 | gMC->Gspos("QT01", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
217 | |
218 | //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the |
219 | // beginning of D2) |
220 | |
221 | //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm |
222 | //-- Cylindrical pipe (r = 3.47) + conical flare |
223 | |
224 | // -> Beginning of D1 |
225 | zd1 += 2.*tubpar[2]; |
226 | |
227 | tubpar[0] = 3.47; |
228 | tubpar[1] = 3.47+0.2; |
229 | tubpar[2] = 958.5/2.; |
230 | gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3); |
231 | gMC->Gspos("QT02", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
232 | |
233 | zd1 += 2.*tubpar[2]; |
234 | |
235 | conpar[0] = 25./2.; |
236 | conpar[1] = 6.44/2.; |
237 | conpar[2] = 6.84/2.; |
238 | conpar[3] = 10./2.; |
239 | conpar[4] = 10.4/2.; |
240 | gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5); |
241 | gMC->Gspos("QC01", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
242 | |
243 | zd1 += 2.*conpar[0]; |
244 | |
245 | tubpar[0] = 10./2.; |
246 | tubpar[1] = 10.4/2.; |
247 | tubpar[2] = 50./2.; |
248 | gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3); |
249 | gMC->Gspos("QT03", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
250 | |
251 | zd1 += tubpar[2]*2.; |
252 | |
253 | tubpar[0] = 10./2.; |
254 | tubpar[1] = 10.4/2.; |
255 | tubpar[2] = 10./2.; |
256 | gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3); |
257 | gMC->Gspos("QT04", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
258 | |
259 | zd1 += tubpar[2] * 2.; |
260 | |
261 | tubpar[0] = 10./2.; |
262 | tubpar[1] = 10.4/2.; |
263 | tubpar[2] = 3.16/2.; |
264 | gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3); |
265 | gMC->Gspos("QT05", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY"); |
266 | |
267 | zd1 += tubpar[2] * 2.; |
268 | |
269 | tubpar[0] = 10.0/2.; |
270 | tubpar[1] = 10.4/2; |
271 | tubpar[2] = 190./2.; |
272 | gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3); |
273 | gMC->Gspos("QT06", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
274 | |
275 | zd1 += tubpar[2] * 2.; |
276 | |
277 | conpar[0] = 30./2.; |
278 | conpar[1] = 10./2.; |
279 | conpar[2] = 10.4/2.; |
280 | conpar[3] = 20.6/2.; |
281 | conpar[4] = 21./2.; |
282 | gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5); |
283 | gMC->Gspos("QC02", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
284 | |
285 | zd1 += conpar[0] * 2.; |
286 | |
287 | tubpar[0] = 20.6/2.; |
288 | tubpar[1] = 21./2.; |
289 | tubpar[2] = 450./2.; |
290 | gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3); |
291 | gMC->Gspos("QT07", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
292 | |
293 | zd1 += tubpar[2] * 2.; |
294 | |
295 | conpar[0] = 13.6/2.; |
296 | conpar[1] = 20.6/2.; |
297 | conpar[2] = 21./2.; |
298 | conpar[3] = 25.4/2.; |
299 | conpar[4] = 25.8/2.; |
300 | gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5); |
301 | gMC->Gspos("QC03", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
302 | |
303 | zd1 += conpar[0] * 2.; |
304 | |
305 | tubpar[0] = 25.4/2.; |
306 | tubpar[1] = 25.8/2.; |
307 | tubpar[2] = 205.8/2.; |
308 | gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3); |
309 | gMC->Gspos("QT08", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
310 | |
311 | zd1 += tubpar[2] * 2.; |
312 | |
313 | tubpar[0] = 50./2.; |
314 | tubpar[1] = 50.4/2.; |
315 | // QT09 is 10 cm longer to accomodate TDI |
316 | tubpar[2] = 515.4/2.; |
317 | gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3); |
318 | gMC->Gspos("QT09", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
319 | |
320 | // --- Insert TDI (inside ZDC volume) |
321 | |
322 | boxpar[0] = 5.6; |
323 | boxpar[1] = 5.6; |
324 | boxpar[2] = 400./2.; |
325 | gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3); |
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326 | gMC->Gspos("QTD1", 1, "ZDC ", 3., 10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
327 | gMC->Gspos("QTD1", 2, "ZDC ", 3., -10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
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328 | |
329 | boxpar[0] = 0.2/2.; |
330 | boxpar[1] = 5.6; |
331 | boxpar[2] = 400./2.; |
332 | gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3); |
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333 | gMC->Gspos("QTD2", 1, "ZDC ", 8.6+boxpar[0], 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
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334 | |
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335 | // tubspar[0] = 6.2; // R = 6.2 cm---------------------------------------- |
336 | // tubspar[1] = 6.4; |
337 | // tubspar[2] = 400./2.; |
338 | // tubspar[3] = 180.-62.5; |
339 | // tubspar[4] = 180.+62.5; |
340 | tubspar[0] = 10.5; // R = 10.5 cm------------------------------------------ |
341 | tubspar[1] = 10.7; |
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342 | tubspar[2] = 400./2.; |
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343 | tubspar[3] = 180.-75.5; |
344 | tubspar[4] = 180.+75.5; |
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345 | gMC->Gsvolu("QTD3", "TUBS", idtmed[6], tubspar, 5); |
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346 | gMC->Gspos("QTD3", 1, "ZDC ", 0., 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
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347 | |
348 | zd1 += tubpar[2] * 2.; |
349 | |
350 | tubpar[0] = 50./2.; |
351 | tubpar[1] = 50.4/2.; |
352 | // QT10 is 10 cm shorter |
353 | tubpar[2] = 690./2.; |
354 | gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3); |
355 | gMC->Gspos("QT10", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
356 | |
357 | zd1 += tubpar[2] * 2.; |
358 | |
359 | tubpar[0] = 50./2.; |
360 | tubpar[1] = 50.4/2.; |
361 | tubpar[2] = 778.5/2.; |
362 | gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3); |
363 | gMC->Gspos("QT11", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
364 | |
365 | zd1 += tubpar[2] * 2.; |
366 | |
367 | conpar[0] = 14.18/2.; |
368 | conpar[1] = 50./2.; |
369 | conpar[2] = 50.4/2.; |
370 | conpar[3] = 55./2.; |
371 | conpar[4] = 55.4/2.; |
372 | gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5); |
373 | gMC->Gspos("QC04", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
374 | |
375 | zd1 += conpar[0] * 2.; |
376 | |
377 | tubpar[0] = 55./2.; |
378 | tubpar[1] = 55.4/2.; |
379 | tubpar[2] = 730./2.; |
380 | gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3); |
381 | gMC->Gspos("QT12", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
382 | |
383 | zd1 += tubpar[2] * 2.; |
384 | |
385 | conpar[0] = 36.86/2.; |
386 | conpar[1] = 55./2.; |
387 | conpar[2] = 55.4/2.; |
388 | conpar[3] = 68./2.; |
389 | conpar[4] = 68.4/2.; |
390 | gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5); |
391 | gMC->Gspos("QC05", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); |
392 | |
393 | zd1 += conpar[0] * 2.; |
394 | |
395 | tubpar[0] = 68./2.; |
396 | tubpar[1] = 68.4/2.; |
397 | tubpar[2] = 927.3/2.; |
398 | gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3); |
399 | gMC->Gspos("QT13", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
400 | |
401 | zd1 += tubpar[2] * 2.; |
402 | |
403 | tubpar[0] = 0./2.; |
404 | tubpar[1] = 68.4/2.; |
405 | tubpar[2] = 0.2/2.; |
406 | gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3); |
407 | gMC->Gspos("QT14", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
408 | |
409 | zd1 += tubpar[2] * 2.; |
410 | |
411 | tubpar[0] = 0./2.; |
412 | tubpar[1] = 6.4/2.; |
413 | tubpar[2] = 0.2/2.; |
414 | gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3); |
415 | |
416 | //-- Position QT15 inside QT14 |
417 | gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY"); |
418 | |
419 | tubpar[0] = 0./2.; |
420 | tubpar[1] = 6.4/2.; |
421 | tubpar[2] = 0.2/2.; |
422 | gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3); |
423 | |
424 | //-- Position QT16 inside QT14 |
425 | gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY"); |
426 | |
427 | |
428 | //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2 |
429 | |
430 | tubpar[0] = 6.4/2.; |
431 | tubpar[1] = 6.8/2.; |
432 | tubpar[2] = 680.8/2.; |
433 | gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3); |
434 | |
435 | tubpar[0] = 6.4/2.; |
436 | tubpar[1] = 6.8/2.; |
437 | tubpar[2] = 680.8/2.; |
438 | gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3); |
439 | |
440 | // -- ROTATE PIPES |
441 | |
442 | Float_t angle = 0.143*kDegrad; |
443 | |
444 | AliMatrix(im1, 90.-0.143, 0., 90., 90., 0.143, 180.); |
445 | gMC->Gspos("QT17", 1, "ZDC ", TMath::Sin(angle) * 680.8/ 2. - 9.4, |
446 | 0., tubpar[2] + zd1, im1, "ONLY"); |
447 | |
448 | AliMatrix(im2, 90.+0.143, 0., 90., 90., 0.143, 0.); |
449 | gMC->Gspos("QT18", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 680.8 / 2., |
450 | 0., tubpar[2] + zd1, im2, "ONLY"); |
451 | |
452 | // -- BEAM PIPE ON THE OTHER SIDE OF I.P. TILL THE EM ZDC |
453 | |
454 | Float_t zb = -800.; // End of QBPM (from AliPIPEv0.cxx) |
455 | tubpar[0] = 8.0/2.; |
456 | tubpar[1] = 8.2/2.; |
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457 | tubpar[2] = (1050+zb)/2.; // From the end of QBPM to z=1050. |
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458 | gMC->Gsvolu("QT19", "TUBE", idtmed[7], tubpar, 3); |
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459 | gMC->Gspos("QT19", 1, "ALIC", 0., 0., zb - tubpar[2], 0, "ONLY"); |
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460 | |
461 | |
462 | // -- END OF BEAM PIPE VOLUME DEFINITION. |
463 | // ---------------------------------------------------------------- |
464 | |
465 | // -- MAGNET DEFINITION -> LHC OPTICS 6.2 (preliminary version) |
466 | |
467 | // ---------------------------------------------------------------- |
468 | // Replaced by the muon dipole |
469 | // ---------------------------------------------------------------- |
470 | // -- COMPENSATOR DIPOLE (MBXW) |
471 | // GAP (VACUUM WITH MAGNETIC FIELD) |
472 | |
473 | // tubpar[0] = 0.; |
474 | // tubpar[1] = 4.5; |
475 | // tubpar[2] = 340./2.; |
476 | // gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); |
477 | // gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
478 | |
479 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
480 | |
481 | // tubpar[0] = 4.5; |
482 | // tubpar[1] = 55.; |
483 | // tubpar[2] = 340./2.; |
484 | // gMC->Gsvolu("YMBX", "TUBE", idtmed[7], tubpar, 3); |
485 | // gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
486 | |
487 | // ---------------------------------------------------------------- |
488 | // Replaced by the second dipole |
489 | // ---------------------------------------------------------------- |
490 | // -- COMPENSATOR DIPOLE (MCBWA) |
491 | // GAP (VACUUM WITH MAGNETIC FIELD) |
492 | |
493 | // tubpar[0] = 0.; |
494 | // tubpar[1] = 4.5; |
495 | // tubpar[2] = 170./2.; |
496 | // gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3); |
497 | // gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
498 | |
499 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) |
500 | |
501 | // tubpar[0] = 4.5; |
502 | // tubpar[1] = 55.; |
503 | // tubpar[2] = 170./2.; |
504 | // gMC->Gsvolu("YMCB", "TUBE", idtmed[7], tubpar, 3); |
505 | // gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
506 | |
507 | // -- INNER TRIPLET |
508 | |
509 | zq = 2296.5; |
510 | |
511 | // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT |
512 | |
513 | // MQXL |
514 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
515 | |
516 | tubpar[0] = 0.; |
517 | tubpar[1] = 3.5; |
518 | tubpar[2] = 637./2.; |
519 | gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3); |
520 | |
521 | // -- YOKE |
522 | |
523 | tubpar[0] = 3.5; |
524 | tubpar[1] = 22.; |
525 | tubpar[2] = 637./2.; |
526 | gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3); |
527 | |
528 | gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
529 | gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); |
530 | |
531 | gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
532 | gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); |
533 | |
534 | // -- MQX |
535 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
536 | |
537 | tubpar[0] = 0.; |
538 | tubpar[1] = 3.5; |
539 | tubpar[2] = 550./2.; |
540 | gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3); |
541 | |
542 | // -- YOKE |
543 | |
544 | tubpar[0] = 3.5; |
545 | tubpar[1] = 22.; |
546 | tubpar[2] = 550./2.; |
547 | gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3); |
548 | |
549 | gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); |
550 | gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); |
551 | |
552 | gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); |
553 | gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); |
554 | |
555 | // -- SEPARATOR DIPOLE D1 |
556 | |
557 | zd1 = 5838.3; |
558 | |
559 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
560 | |
561 | tubpar[0] = 0.; |
562 | tubpar[1] = 6.94/2.; |
563 | tubpar[2] = 945./2.; |
564 | gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3); |
565 | |
566 | // -- Insert horizontal Cu plates inside D1 |
567 | // -- (to simulate the vacuum chamber) |
568 | |
569 | boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)); |
570 | boxpar[1] = 0.2/2.; |
571 | boxpar[2] =945./2.; |
572 | gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3); |
573 | gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY"); |
574 | gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY"); |
575 | |
576 | // -- YOKE |
577 | |
578 | tubpar[0] = 0.; |
579 | tubpar[1] = 110./2; |
580 | tubpar[2] = 945./2.; |
581 | gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3); |
582 | |
583 | gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
584 | gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); |
585 | |
586 | // -- DIPOLE D2 |
587 | |
588 | zd2 = 12147.6; |
589 | |
590 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
591 | |
592 | tubpar[0] = 0.; |
593 | tubpar[1] = 7.5/2.; |
594 | tubpar[2] = 945./2.; |
595 | gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3); |
596 | |
597 | // -- YOKE |
598 | |
599 | tubpar[0] = 0.; |
600 | tubpar[1] = 55.; |
601 | tubpar[2] = 945./2.; |
602 | gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3); |
603 | |
604 | gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY"); |
605 | |
606 | gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY"); |
607 | gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY"); |
608 | |
609 | // -- END OF MAGNET DEFINITION |
610 | } |
611 | |
612 | //_____________________________________________________________________________ |
613 | void AliZDCv2::CreateZDC() |
614 | { |
615 | |
616 | Float_t DimPb[6], DimVoid[6]; |
617 | |
618 | Int_t *idtmed = fIdtmed->GetArray(); |
619 | |
620 | // Parameters for hadronic calorimeters geometry |
621 | // NB -> parameters used ONLY in CreateZDC() |
622 | Float_t fDimZN[3] = {3.52, 3.52, 50.}; // Dimensions of neutron detector |
623 | Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector |
624 | Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector |
625 | Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector |
626 | Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector |
627 | Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector |
628 | Int_t fTowZP[2] = {4, 1}; // Tower for proton detector |
629 | |
630 | // Parameters for EM calorimeter geometry |
631 | // NB -> parameters used ONLY in CreateZDC() |
632 | Float_t fDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice |
633 | Float_t fDimZEMAir = 0.001; // scotch |
634 | Float_t fFibRadZEM = 0.0315; // External fiber radius (including cladding) |
635 | Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector |
636 | Float_t fDimZEM0 = 2*fDivZEM[2]*(fDimZEMPb+fDimZEMAir+fFibRadZEM*(TMath::Sqrt(2.))); |
637 | Float_t fDimZEM[6] = {fDimZEM0, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector |
638 | Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-fFibRadZEM; |
639 | Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter |
640 | |
641 | |
642 | //-- Create calorimeters geometry |
643 | |
644 | // ------------------------------------------------------------------------------- |
645 | //--> Neutron calorimeter (ZN) |
646 | |
647 | gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material |
648 | gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material |
649 | gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3); |
650 | gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3); |
651 | gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3); |
652 | gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves |
653 | gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3); |
654 | gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3); |
655 | gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3); |
656 | |
657 | // Divide ZNEU in towers (for hits purposes) |
658 | |
659 | gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower |
660 | gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower |
661 | |
662 | //-- Divide ZN1 in minitowers |
663 | // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS, |
664 | // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS |
665 | // (4 fibres per minitower) |
666 | |
667 | gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices |
668 | gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks |
669 | |
670 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
671 | Float_t dx = fDimZN[0] / fDivZN[0] / 4.; |
672 | Float_t dy = fDimZN[1] / fDivZN[1] / 4.; |
673 | |
674 | gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
675 | gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
676 | gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
677 | gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
678 | |
679 | // --- Position the fibers in the grooves |
680 | gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY"); |
681 | gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY"); |
682 | gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY"); |
683 | gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY"); |
684 | |
685 | // --- Position the neutron calorimeter in ZDC |
686 | gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2] + fDimZN[2], 0, "ONLY"); |
687 | |
688 | |
689 | // ------------------------------------------------------------------------------- |
690 | //--> Proton calorimeter (ZP) |
691 | |
692 | gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material |
693 | gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material |
694 | gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3); |
695 | gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3); |
696 | gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3); |
697 | gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves |
698 | gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3); |
699 | gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3); |
700 | gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3); |
701 | |
702 | //-- Divide ZPRO in towers(for hits purposes) |
703 | |
704 | gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower |
705 | gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower |
706 | |
707 | |
708 | //-- Divide ZP1 in minitowers |
709 | // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER, |
710 | // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER |
711 | // (4 fiber per minitower) |
712 | |
713 | gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices |
714 | gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks |
715 | |
716 | // --- Position the empty grooves in the sticks (4 grooves per stick) |
717 | dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.; |
718 | dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.; |
719 | |
720 | gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY"); |
721 | gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY"); |
722 | gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY"); |
723 | gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY"); |
724 | |
725 | // --- Position the fibers in the grooves |
726 | gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY"); |
727 | gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY"); |
728 | gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY"); |
729 | gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY"); |
730 | |
731 | |
732 | // --- Position the proton calorimeter in ZDC |
733 | gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2] + fDimZP[2], 0, "ONLY"); |
734 | |
735 | |
736 | // ------------------------------------------------------------------------------- |
737 | // -> EM calorimeter (ZEM) |
738 | |
739 | gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6); |
740 | |
741 | Int_t irot1, irot2; |
742 | |
743 | gMC->Matrix(irot1,180.,0.,90.,90.,90.,0.); // Rotation matrix 1 |
744 | gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2 |
745 | // printf("irot1 = %d, irot2 = %d \n", irot1, irot2); |
746 | |
747 | gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material |
748 | |
749 | gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches |
750 | |
751 | DimPb[0] = fDimZEMPb; // Lead slices |
752 | DimPb[1] = fDimZEM[2]; |
753 | DimPb[2] = fDimZEM[1]; |
754 | DimPb[3] = 90.-fDimZEM[3]; |
755 | DimPb[4] = 0.; |
756 | DimPb[5] = 0.; |
757 | gMC->Gsvolu("ZEL0", "PARA", idtmed[5], DimPb, 6); |
758 | gMC->Gsvolu("ZEL1", "PARA", idtmed[5], DimPb, 6); |
759 | // gMC->Gsvolu("ZEL2", "PARA", idtmed[5], DimPb, 6); |
760 | |
761 | // --- Position the lead slices in the tranche |
762 | Float_t zTran = fDimZEM[0]/fDivZEM[2]; |
763 | Float_t zTrPb = -zTran+fDimZEMPb; |
764 | gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY"); |
765 | gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY"); |
766 | |
767 | // --- Vacuum zone (to be filled with fibres) |
768 | DimVoid[0] = (zTran-2*fDimZEMPb)/2.; |
769 | DimVoid[1] = fDimZEM[2]; |
770 | DimVoid[2] = fDimZEM[1]; |
771 | DimVoid[3] = 90.-fDimZEM[3]; |
772 | DimVoid[4] = 0.; |
773 | DimVoid[5] = 0.; |
774 | gMC->Gsvolu("ZEV0", "PARA", idtmed[10], DimVoid,6); |
775 | gMC->Gsvolu("ZEV1", "PARA", idtmed[10], DimVoid,6); |
776 | |
777 | // --- Divide the vacuum slice into sticks along x axis |
778 | gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3); |
779 | gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3); |
780 | |
781 | // --- Positioning the fibers into the sticks |
782 | gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY"); |
783 | gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY"); |
784 | |
785 | // --- Positioning the vacuum slice into the tranche |
786 | Float_t DisplFib = fDimZEM[1]/fDivZEM[0]; |
787 | gMC->Gspos("ZEV0", 1,"ZETR", -DimVoid[0], 0., 0., 0, "ONLY"); |
788 | gMC->Gspos("ZEV1", 1,"ZETR", -DimVoid[0]+zTran, 0., DisplFib, 0, "ONLY"); |
789 | |
790 | // --- Positioning the ZEM into the ZDC - rotation for 90 degrees |
c63eb7ab |
791 | // NB -> In AliZDCv2 ZEM is positioned in ALIC (instead of in ZDC) volume |
792 | // beacause it's impossible to make a ZDC pcon volume to contain |
793 | // both hadronics and EM calorimeters. (It causes many tracks abandoning). |
794 | gMC->Gspos("ZEM ", 1,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY"); |
4663d63d |
795 | |
796 | // --- Adding last slice at the end of the EM calorimeter |
797 | // Float_t zLastSlice = fPosZEM[2]+fDimZEMPb+fDimZEM[0]; |
c63eb7ab |
798 | // gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY"); |
4663d63d |
799 | |
800 | } |
801 | |
802 | //_____________________________________________________________________________ |
803 | void AliZDCv2::DrawModule() |
804 | { |
805 | // |
806 | // Draw a shaded view of the Zero Degree Calorimeter version 1 |
807 | // |
808 | |
809 | // Set everything unseen |
810 | gMC->Gsatt("*", "seen", -1); |
811 | // |
812 | // Set ALIC mother transparent |
813 | gMC->Gsatt("ALIC","SEEN",0); |
814 | // |
815 | // Set the volumes visible |
816 | gMC->Gsatt("ZDC ","SEEN",0); |
817 | gMC->Gsatt("QT01","SEEN",1); |
818 | gMC->Gsatt("QT02","SEEN",1); |
819 | gMC->Gsatt("QT03","SEEN",1); |
820 | gMC->Gsatt("QT04","SEEN",1); |
821 | gMC->Gsatt("QT05","SEEN",1); |
822 | gMC->Gsatt("QT06","SEEN",1); |
823 | gMC->Gsatt("QT07","SEEN",1); |
824 | gMC->Gsatt("QT08","SEEN",1); |
825 | gMC->Gsatt("QT09","SEEN",1); |
826 | gMC->Gsatt("QT10","SEEN",1); |
827 | gMC->Gsatt("QT11","SEEN",1); |
828 | gMC->Gsatt("QT12","SEEN",1); |
829 | gMC->Gsatt("QT13","SEEN",1); |
830 | gMC->Gsatt("QT14","SEEN",1); |
831 | gMC->Gsatt("QT15","SEEN",1); |
832 | gMC->Gsatt("QT16","SEEN",1); |
833 | gMC->Gsatt("QT17","SEEN",1); |
834 | gMC->Gsatt("QT18","SEEN",1); |
835 | gMC->Gsatt("QC01","SEEN",1); |
836 | gMC->Gsatt("QC02","SEEN",1); |
837 | gMC->Gsatt("QC03","SEEN",1); |
838 | gMC->Gsatt("QC04","SEEN",1); |
839 | gMC->Gsatt("QC05","SEEN",1); |
840 | gMC->Gsatt("QTD1","SEEN",1); |
841 | gMC->Gsatt("QTD2","SEEN",1); |
842 | gMC->Gsatt("QTD3","SEEN",1); |
843 | gMC->Gsatt("MQXL","SEEN",1); |
844 | gMC->Gsatt("YMQL","SEEN",1); |
845 | gMC->Gsatt("MQX ","SEEN",1); |
846 | gMC->Gsatt("YMQ ","SEEN",1); |
847 | gMC->Gsatt("ZQYX","SEEN",1); |
848 | gMC->Gsatt("MD1 ","SEEN",1); |
849 | gMC->Gsatt("MD1V","SEEN",1); |
850 | gMC->Gsatt("YD1 ","SEEN",1); |
851 | gMC->Gsatt("MD2 ","SEEN",1); |
852 | gMC->Gsatt("YD2 ","SEEN",1); |
853 | gMC->Gsatt("ZNEU","SEEN",0); |
854 | gMC->Gsatt("ZNF1","SEEN",0); |
855 | gMC->Gsatt("ZNF2","SEEN",0); |
856 | gMC->Gsatt("ZNF3","SEEN",0); |
857 | gMC->Gsatt("ZNF4","SEEN",0); |
858 | gMC->Gsatt("ZNG1","SEEN",0); |
859 | gMC->Gsatt("ZNG2","SEEN",0); |
860 | gMC->Gsatt("ZNG3","SEEN",0); |
861 | gMC->Gsatt("ZNG4","SEEN",0); |
862 | gMC->Gsatt("ZNTX","SEEN",0); |
863 | gMC->Gsatt("ZN1 ","COLO",4); |
864 | gMC->Gsatt("ZN1 ","SEEN",1); |
865 | gMC->Gsatt("ZNSL","SEEN",0); |
866 | gMC->Gsatt("ZNST","SEEN",0); |
867 | gMC->Gsatt("ZPRO","SEEN",0); |
868 | gMC->Gsatt("ZPF1","SEEN",0); |
869 | gMC->Gsatt("ZPF2","SEEN",0); |
870 | gMC->Gsatt("ZPF3","SEEN",0); |
871 | gMC->Gsatt("ZPF4","SEEN",0); |
872 | gMC->Gsatt("ZPG1","SEEN",0); |
873 | gMC->Gsatt("ZPG2","SEEN",0); |
874 | gMC->Gsatt("ZPG3","SEEN",0); |
875 | gMC->Gsatt("ZPG4","SEEN",0); |
876 | gMC->Gsatt("ZPTX","SEEN",0); |
877 | gMC->Gsatt("ZP1 ","COLO",6); |
878 | gMC->Gsatt("ZP1 ","SEEN",1); |
879 | gMC->Gsatt("ZPSL","SEEN",0); |
880 | gMC->Gsatt("ZPST","SEEN",0); |
881 | gMC->Gsatt("ZEM ","COLO",7); |
882 | gMC->Gsatt("ZEM ","SEEN",1); |
883 | gMC->Gsatt("ZEMF","SEEN",0); |
884 | gMC->Gsatt("ZETR","SEEN",0); |
885 | gMC->Gsatt("ZEL0","SEEN",0); |
886 | gMC->Gsatt("ZEL1","SEEN",0); |
887 | gMC->Gsatt("ZEL2","SEEN",0); |
888 | gMC->Gsatt("ZEV0","SEEN",0); |
889 | gMC->Gsatt("ZEV1","SEEN",0); |
890 | gMC->Gsatt("ZES0","SEEN",0); |
891 | gMC->Gsatt("ZES1","SEEN",0); |
892 | |
893 | // |
894 | gMC->Gdopt("hide", "on"); |
895 | gMC->Gdopt("shad", "on"); |
896 | gMC->Gsatt("*", "fill", 7); |
897 | gMC->SetClipBox("."); |
898 | gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000); |
899 | gMC->DefaultRange(); |
900 | gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07); |
901 | gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1"); |
902 | gMC->Gdman(18, 4, "MAN"); |
903 | } |
904 | |
905 | //_____________________________________________________________________________ |
906 | void AliZDCv2::CreateMaterials() |
907 | { |
908 | // |
909 | // Create Materials for the Zero Degree Calorimeter |
910 | // |
911 | |
912 | Int_t *idtmed = fIdtmed->GetArray(); |
913 | |
914 | Float_t dens, ubuf[1], wmat[2], a[2], z[2], deemax = -1; |
915 | Int_t i; |
916 | |
917 | // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3 |
918 | |
919 | // --- Tantalum -> ZN passive material |
920 | ubuf[0] = 1.1; |
921 | AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1); |
922 | |
923 | // --- Tungsten |
924 | // ubuf[0] = 1.11; |
925 | // AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1); |
926 | |
927 | // --- Brass (CuZn) -> ZP passive material |
928 | dens = 8.48; |
929 | a[0] = 63.546; |
930 | a[1] = 65.39; |
931 | z[0] = 29.; |
932 | z[1] = 30.; |
933 | wmat[0] = .63; |
934 | wmat[1] = .37; |
935 | AliMixture(2, "BRASS ", a, z, dens, 2, wmat); |
936 | |
937 | // --- SiO2 |
938 | dens = 2.64; |
939 | a[0] = 28.086; |
940 | a[1] = 15.9994; |
941 | z[0] = 14.; |
942 | z[1] = 8.; |
943 | wmat[0] = 1.; |
944 | wmat[1] = 2.; |
945 | AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); |
946 | |
947 | // --- Lead |
948 | ubuf[0] = 1.12; |
949 | AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1); |
950 | |
951 | // --- Copper |
952 | ubuf[0] = 1.10; |
953 | AliMaterial(6, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); |
954 | |
955 | // --- Iron (energy loss taken into account) |
956 | ubuf[0] = 1.1; |
957 | AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
958 | |
959 | // --- Iron (no energy loss) |
960 | ubuf[0] = 1.1; |
961 | AliMaterial(8, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
962 | |
963 | // --- Vacuum (no magnetic field) |
964 | AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
965 | |
966 | // --- Vacuum (with magnetic field) |
967 | AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); |
968 | |
969 | // --- Air (no magnetic field) |
970 | AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0); |
971 | |
972 | // --- Definition of tracking media: |
973 | |
974 | // --- Tantalum = 1 ; |
975 | // --- Brass = 2 ; |
976 | // --- Fibers (SiO2) = 3 ; |
977 | // --- Fibers (SiO2) = 4 ; |
978 | // --- Lead = 5 ; |
979 | // --- Copper = 6 ; |
980 | // --- Iron (with energy loss) = 7 ; |
981 | // --- Iron (without energy loss) = 8 ; |
982 | // --- Vacuum (no field) = 10 |
983 | // --- Vacuum (with field) = 11 |
984 | // --- Air (no field) = 12 |
985 | |
986 | |
987 | // --- Tracking media parameters |
988 | Float_t epsil = .01, stmin=0.01, stemax = 1.; |
7cc664ae |
989 | // Int_t isxfld = gAlice->Field()->Integ(); |
4663d63d |
990 | Float_t fieldm = 0., tmaxfd = 0.; |
991 | Int_t ifield = 0, isvolActive = 1, isvol = 0, inofld = 0; |
992 | |
993 | AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
994 | // AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
995 | AliMedium(2, "ZBRASS",2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
996 | AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
997 | AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
998 | AliMedium(5, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
999 | // AliMedium(6, "ZCOPP", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
1000 | // AliMedium(7, "ZIRON", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
1001 | AliMedium(6, "ZCOPP", 6, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
1002 | AliMedium(7, "ZIRON", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
1003 | AliMedium(8, "ZIRONN",8, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
1004 | AliMedium(10,"ZVOID",10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
1005 | AliMedium(12,"ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin); |
1006 | |
1007 | ifield =2; |
1008 | fieldm = 45.; |
7cc664ae |
1009 | AliMedium(11, "ZVOIM", 11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
4663d63d |
1010 | |
1011 | // Thresholds for showering in the ZDCs |
1012 | i = 1; //tantalum |
1013 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
1014 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
1015 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
1016 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
1017 | i = 2; //brass |
1018 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
1019 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
1020 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
1021 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
1022 | i = 5; //lead |
1023 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
1024 | gMC->Gstpar(idtmed[i], "CUTELE", .001); |
1025 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); |
1026 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); |
1027 | |
1028 | // Avoid too detailed showering in TDI |
1029 | i = 6; //copper |
1030 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
1031 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
1032 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
1033 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
1034 | |
1035 | // Avoid too detailed showering along the beam line |
1036 | i = 7; //iron with energy loss (ZIRON) |
1037 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
1038 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
1039 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
1040 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
1041 | |
1042 | // Avoid too detailed showering along the beam line |
1043 | i = 8; //iron with energy loss (ZIRONN) |
1044 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
1045 | gMC->Gstpar(idtmed[i], "CUTELE", .1); |
1046 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); |
1047 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); |
1048 | |
1049 | // Avoid interaction in fibers (only energy loss allowed) |
1050 | i = 3; //fibers (ZSI02) |
1051 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
1052 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
1053 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
1054 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
1055 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
1056 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
1057 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
1058 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
1059 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
1060 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
1061 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
1062 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
1063 | i = 4; //fibers (ZQUAR) |
1064 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
1065 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
1066 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
1067 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
1068 | gMC->Gstpar(idtmed[i], "LOSS", 1.); |
1069 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
1070 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
1071 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
1072 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
1073 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
1074 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
1075 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
1076 | |
1077 | // Avoid interaction in void |
1078 | i = 11; //void with field |
1079 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
1080 | gMC->Gstpar(idtmed[i], "MULS", 0.); |
1081 | gMC->Gstpar(idtmed[i], "PFIS", 0.); |
1082 | gMC->Gstpar(idtmed[i], "MUNU", 0.); |
1083 | gMC->Gstpar(idtmed[i], "LOSS", 0.); |
1084 | gMC->Gstpar(idtmed[i], "PHOT", 0.); |
1085 | gMC->Gstpar(idtmed[i], "COMP", 0.); |
1086 | gMC->Gstpar(idtmed[i], "PAIR", 0.); |
1087 | gMC->Gstpar(idtmed[i], "BREM", 0.); |
1088 | gMC->Gstpar(idtmed[i], "DRAY", 0.); |
1089 | gMC->Gstpar(idtmed[i], "ANNI", 0.); |
1090 | gMC->Gstpar(idtmed[i], "HADR", 0.); |
1091 | |
1092 | // |
1093 | fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material |
1094 | fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material |
1095 | fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 |
1096 | fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 |
1097 | fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material |
1098 | // fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield |
1099 | // fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes |
1100 | fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves |
1101 | } |
1102 | |
1103 | //_____________________________________________________________________________ |
1104 | void AliZDCv2::Init() |
1105 | { |
1106 | InitTables(); |
1107 | } |
1108 | |
1109 | //_____________________________________________________________________________ |
1110 | void AliZDCv2::InitTables() |
1111 | { |
1112 | Int_t k, j; |
1113 | |
1114 | char *lightfName1,*lightfName2,*lightfName3,*lightfName4, |
1115 | *lightfName5,*lightfName6,*lightfName7,*lightfName8; |
1116 | FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8; |
1117 | |
1118 | // --- Reading light tables for ZN |
1119 | lightfName1 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362207s"); |
1120 | if((fp1 = fopen(lightfName1,"r")) == NULL){ |
1121 | printf("Cannot open file fp1 \n"); |
1122 | return; |
1123 | } |
1124 | lightfName2 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362208s"); |
1125 | if((fp2 = fopen(lightfName2,"r")) == NULL){ |
1126 | printf("Cannot open file fp2 \n"); |
1127 | return; |
1128 | } |
1129 | lightfName3 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362209s"); |
1130 | if((fp3 = fopen(lightfName3,"r")) == NULL){ |
1131 | printf("Cannot open file fp3 \n"); |
1132 | return; |
1133 | } |
1134 | lightfName4 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362210s"); |
1135 | if((fp4 = fopen(lightfName4,"r")) == NULL){ |
1136 | printf("Cannot open file fp4 \n"); |
1137 | return; |
1138 | } |
1139 | |
1140 | for(k=0; k<fNalfan; k++){ |
1141 | for(j=0; j<fNben; j++){ |
1142 | fscanf(fp1,"%f",&fTablen[0][k][j]); |
1143 | fscanf(fp2,"%f",&fTablen[1][k][j]); |
1144 | fscanf(fp3,"%f",&fTablen[2][k][j]); |
1145 | fscanf(fp4,"%f",&fTablen[3][k][j]); |
1146 | } |
1147 | } |
1148 | fclose(fp1); |
1149 | fclose(fp2); |
1150 | fclose(fp3); |
1151 | fclose(fp4); |
1152 | |
1153 | // --- Reading light tables for ZP and ZEM |
1154 | lightfName5 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552207s"); |
1155 | if((fp5 = fopen(lightfName5,"r")) == NULL){ |
1156 | printf("Cannot open file fp5 \n"); |
1157 | return; |
1158 | } |
1159 | lightfName6 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552208s"); |
1160 | if((fp6 = fopen(lightfName6,"r")) == NULL){ |
1161 | printf("Cannot open file fp6 \n"); |
1162 | return; |
1163 | } |
1164 | lightfName7 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552209s"); |
1165 | if((fp7 = fopen(lightfName7,"r")) == NULL){ |
1166 | printf("Cannot open file fp7 \n"); |
1167 | return; |
1168 | } |
1169 | lightfName8 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552210s"); |
1170 | if((fp8 = fopen(lightfName8,"r")) == NULL){ |
1171 | printf("Cannot open file fp8 \n"); |
1172 | return; |
1173 | } |
1174 | |
1175 | for(k=0; k<fNalfap; k++){ |
1176 | for(j=0; j<fNbep; j++){ |
1177 | fscanf(fp5,"%f",&fTablep[0][k][j]); |
1178 | fscanf(fp6,"%f",&fTablep[1][k][j]); |
1179 | fscanf(fp7,"%f",&fTablep[2][k][j]); |
1180 | fscanf(fp8,"%f",&fTablep[3][k][j]); |
1181 | } |
1182 | } |
1183 | fclose(fp5); |
1184 | fclose(fp6); |
1185 | fclose(fp7); |
1186 | fclose(fp8); |
1187 | } |
1188 | |
1189 | //_____________________________________________________________________________ |
1190 | Int_t AliZDCv2::Digitize(Int_t Det, Int_t Quad, Int_t Light) |
1191 | { |
1192 | // Evaluation of the ADC channel corresponding to the light yield Light |
1193 | |
1194 | if(fDebug == 1){ |
1195 | printf("\n Digitize -> Det = %d, Quad = %d, Light = %d\n", Det, Quad, Light); |
1196 | } |
1197 | |
1198 | // Parameters for conversion of light yield in ADC channels |
1199 | Float_t fPMGain[3][5]; // PM gain |
1200 | Float_t fADCRes; // ADC conversion factor |
1201 | |
1202 | Int_t j,i; |
1203 | for(i=0; i<3; i++){ |
1204 | for(j=0; j<5; j++){ |
1205 | fPMGain[i][j] = 100000.; |
1206 | } |
1207 | } |
1208 | fADCRes = 0.00000064; // ADC Resolution: 250 fC/ADCch |
1209 | |
1210 | Int_t ADCch = Int_t(Light*fPMGain[Det-1][Quad]*fADCRes); |
1211 | |
1212 | return ADCch; |
1213 | } |
1214 | |
1215 | |
1216 | //_____________________________________________________________________________ |
1217 | void AliZDCv2::SDigits2Digits() |
1218 | { |
1219 | Hits2Digits(gAlice->GetNtrack()); |
1220 | } |
1221 | |
1222 | //_____________________________________________________________________________ |
1223 | void AliZDCv2::Hits2Digits(Int_t ntracks) |
1224 | { |
1225 | AliZDCDigit *newdigit; |
1226 | AliZDCHit *hit; |
1227 | |
1228 | Int_t PMCZN = 0, PMCZP = 0, PMQZN[4], PMQZP[4], PMZEM = 0; |
1229 | |
1230 | Int_t i; |
1231 | for(i=0; i<4; i++){ |
1232 | PMQZN[i] =0; |
1233 | PMQZP[i] =0; |
1234 | } |
1235 | |
1236 | Int_t itrack = 0; |
1237 | for(itrack=0; itrack<ntracks; itrack++){ |
1238 | gAlice->ResetHits(); |
1239 | gAlice->TreeH()->GetEvent(itrack); |
1240 | for(i=0; i<fHits->GetEntries(); i++){ |
1241 | hit = (AliZDCHit*)fHits->At(i); |
1242 | Int_t det = hit->GetVolume(0); |
1243 | Int_t quad = hit->GetVolume(1); |
1244 | Int_t lightQ = Int_t(hit->GetLightPMQ()); |
1245 | Int_t lightC = Int_t(hit->GetLightPMC()); |
1246 | if(fDebug == 1) |
1247 | printf(" \n itrack = %d, fNhits = %d, det = %d, quad = %d," |
1248 | "lightC = %d lightQ = %d\n", itrack, fNhits, det, quad, lightC, lightQ); |
1249 | |
1250 | if(det == 1){ //ZN |
1251 | PMCZN = PMCZN + lightC; |
1252 | PMQZN[quad-1] = PMQZN[quad-1] + lightQ; |
1253 | } |
1254 | |
1255 | if(det == 2){ //ZP |
1256 | PMCZP = PMCZP + lightC; |
1257 | PMQZP[quad-1] = PMQZP[quad-1] + lightQ; |
1258 | } |
1259 | |
1260 | if(det == 3){ //ZEM |
1261 | PMZEM = PMZEM + lightC; |
1262 | } |
1263 | } // Hits loop |
1264 | |
1265 | } // Tracks loop |
1266 | |
1267 | if(fDebug == 1){ |
1268 | printf("\n PMCZN = %d, PMQZN[0] = %d, PMQZN[1] = %d, PMQZN[2] = %d, PMQZN[3] = %d\n" |
1269 | , PMCZN, PMQZN[0], PMQZN[1], PMQZN[2], PMQZN[3]); |
1270 | printf("\n PMCZP = %d, PMQZP[0] = %d, PMQZP[1] = %d, PMQZP[2] = %d, PMQZP[3] = %d\n" |
1271 | , PMCZP, PMQZP[0], PMQZP[1], PMQZP[2], PMQZP[3]); |
1272 | printf("\n PMZEM = %d\n", PMZEM); |
1273 | } |
1274 | |
1275 | // ------------------------------------ Hits2Digits |
1276 | // Digits for ZN |
1277 | newdigit = new AliZDCDigit(1, 0, Digitize(1, 0, PMCZN)); |
1278 | new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit); |
1279 | fNdigits++; |
1280 | delete newdigit; |
1281 | |
1282 | Int_t j; |
1283 | for(j=0; j<4; j++){ |
1284 | newdigit = new AliZDCDigit(1, j+1, Digitize(1, j+1, PMQZN[j])); |
1285 | new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit); |
1286 | fNdigits++; |
1287 | delete newdigit; |
1288 | } |
1289 | |
1290 | // Digits for ZP |
1291 | newdigit = new AliZDCDigit(2, 0, Digitize(2, 0, PMCZP)); |
1292 | new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit); |
1293 | fNdigits++; |
1294 | delete newdigit; |
1295 | |
1296 | Int_t k; |
1297 | for(k=0; k<4; k++){ |
1298 | newdigit = new AliZDCDigit(2, k+1, Digitize(2, k+1, PMQZP[k])); |
1299 | new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit); |
1300 | fNdigits++; |
1301 | delete newdigit; |
1302 | } |
1303 | |
1304 | // Digits for ZEM |
1305 | newdigit = new AliZDCDigit(3, 0, Digitize(3, 0, PMZEM)); |
1306 | new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit); |
1307 | fNdigits++; |
1308 | delete newdigit; |
1309 | |
1310 | |
1311 | gAlice->TreeD()->Fill(); |
1312 | gAlice->TreeD()->Write(0,TObject::kOverwrite); |
1313 | |
1314 | // if(fDebug == 1){ |
1315 | // printf("\n Event Digits -----------------------------------------------------\n"); |
1316 | // fDigits->Print(""); |
1317 | // } |
1318 | |
1319 | } |
1320 | //_____________________________________________________________________________ |
8064008b |
1321 | void AliZDCv2::MakeBranch(Option_t *opt, const char *file) |
4663d63d |
1322 | { |
1323 | // |
1324 | // Create a new branch in the current Root Tree |
1325 | // |
1326 | |
1327 | AliDetector::MakeBranch(opt); |
1328 | |
1329 | Char_t branchname[10]; |
1330 | sprintf(branchname,"%s",GetName()); |
1331 | const char *cD = strstr(opt,"D"); |
1332 | |
1333 | if (gAlice->TreeD() && cD) { |
1334 | |
1335 | // Creation of the digits from hits |
1336 | |
1337 | if(fDigits!=0) fDigits->Clear(); |
1338 | else fDigits = new TClonesArray ("AliZDCDigit",1000); |
1339 | char branchname[10]; |
1340 | sprintf(branchname,"%s",GetName()); |
8064008b |
1341 | MakeBranchInTree(gAlice->TreeD(), |
1342 | branchname, &fDigits, fBufferSize, file) ; |
4663d63d |
1343 | printf("* AliZDCv2::MakeBranch * Making Branch %s for digits\n\n",branchname); |
1344 | } |
1345 | |
1346 | } |
1347 | //_____________________________________________________________________________ |
1348 | void AliZDCv2::StepManager() |
1349 | { |
1350 | // |
1351 | // Routine called at every step in the Zero Degree Calorimeters |
1352 | // |
1353 | |
1354 | Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe; |
1355 | Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, radius, out; |
1356 | TLorentzVector s, p; |
1357 | const char *knamed; |
1358 | |
1359 | for (j=0;j<10;j++) hits[j]=0; |
1360 | |
1361 | if((gMC->GetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) || |
1362 | (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) || |
1363 | (gMC->GetMedium() == fMedSensF2) || (gMC->GetMedium() == fMedSensZEM)){ |
1364 | // (gMC->GetMedium() == fMedSensPI) || (gMC->GetMedium() == fMedSensTDI)){ |
1365 | |
1366 | // If particle interacts with beam pipe -> return |
1367 | // if((gMC->GetMedium() == fMedSensPI) || (gMC->GetMedium() == fMedSensTDI)){ |
1368 | // If option NoShower is set -> StopTrack |
1369 | // if(fNoShower==1) { |
1370 | // if(gMC->GetMedium() == fMedSensPI) { |
1371 | // knamed = gMC->CurrentVolName(); |
1372 | // if((!strncmp(knamed,"MQ",2)) || (!strncmp(knamed,"YM",2))) fpLostIT += 1; |
1373 | // if((!strncmp(knamed,"MD1",3))|| (!strncmp(knamed,"YD1",2))) fpLostD1 += 1; |
1374 | // } |
1375 | // if(gMC->GetMedium() == fMedSensTDI) fpLostTDI += 1; |
1376 | // gMC->StopTrack(); |
1377 | // printf("\n # of p lost in Inner Triplet = %d\n",fpLostIT); |
1378 | // printf("\n # of p lost in D1 = %d\n",fpLostD1); |
1379 | // printf("\n # of p lost in TDI = %d\n",fpLostTDI); |
4663d63d |
1380 | // } |
7cc664ae |
1381 | // return; |
4663d63d |
1382 | // } |
1383 | |
1384 | //Particle coordinates |
1385 | gMC->TrackPosition(s); |
1386 | for(j=0; j<=2; j++){ |
1387 | x[j] = s[j]; |
1388 | } |
1389 | hits[0] = x[0]; |
1390 | hits[1] = x[1]; |
1391 | hits[2] = x[2]; |
1392 | |
1393 | // Determine in which ZDC the particle is |
1394 | knamed = gMC->CurrentVolName(); |
1395 | if(!strncmp(knamed,"ZN",2))vol[0]=1; |
1396 | if(!strncmp(knamed,"ZP",2))vol[0]=2; |
1397 | if(!strncmp(knamed,"ZE",2))vol[0]=3; |
1398 | |
1399 | // Determine in which quadrant the particle is |
1400 | |
1401 | //Quadrant in ZN |
1402 | if(vol[0]==1){ |
1403 | xdet[0] = x[0]-fPosZN[0]; |
1404 | xdet[1] = x[1]-fPosZN[1]; |
1405 | if((xdet[0]<=0.) && (xdet[1]>=0.)) vol[1]=1; |
1406 | if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2; |
1407 | if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3; |
1408 | if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4; |
1409 | } |
1410 | |
1411 | //Quadrant in ZP |
1412 | if(vol[0]==2){ |
1413 | xdet[0] = x[0]-fPosZP[0]; |
1414 | xdet[1] = x[1]-fPosZP[1]; |
1415 | if(xdet[0]>fDimZP[0])xdet[0]=fDimZP[0]-0.01; |
1416 | if(xdet[0]<-fDimZP[0])xdet[0]=-fDimZP[0]+0.01; |
1417 | Float_t xqZP = xdet[0]/(fDimZP[0]/2); |
1418 | for(int i=1; i<=4; i++){ |
1419 | if(xqZP>=(i-3) && xqZP<(i-2)){ |
1420 | vol[1] = i; |
1421 | break; |
1422 | } |
1423 | } |
1424 | } |
1425 | |
1426 | //ZEM has only 1 quadrant |
1427 | if(vol[0] == 3){ |
1428 | vol[1] = 1; |
1429 | xdet[0] = x[0]-fPosZEM[0]; |
1430 | xdet[1] = x[1]-fPosZEM[1]; |
1431 | } |
1432 | |
1433 | // Store impact point and kinetic energy of the ENTERING particle |
1434 | |
1435 | // if(Curtrack==Prim){ |
1436 | if(gMC->IsTrackEntering()){ |
1437 | //Particle energy |
1438 | gMC->TrackMomentum(p); |
1439 | hits[3] = p[3]; |
1440 | // Impact point on ZDC |
1441 | hits[4] = xdet[0]; |
1442 | hits[5] = xdet[1]; |
1443 | hits[6] = 0; |
1444 | hits[7] = 0; |
1445 | hits[8] = 0; |
1446 | hits[9] = 0; |
1447 | |
1448 | // Int_t PcID = gMC->TrackPid(); |
1449 | // printf("Pc ID -> %d\n",PcID); |
1450 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1451 | |
1452 | if(fNoShower==1){ |
1453 | // fpDetected += 1; |
1454 | gMC->StopTrack(); |
1455 | // printf("\n # of detected p = %d\n",fpDetected); |
1456 | return; |
1457 | } |
1458 | } |
1459 | // } // Curtrack IF |
1460 | |
1461 | // Charged particles -> Energy loss |
1462 | if((destep=gMC->Edep())){ |
1463 | if(gMC->IsTrackStop()){ |
1464 | gMC->TrackMomentum(p); |
1465 | m = gMC->TrackMass(); |
1466 | ekin = p[3]-m; |
1467 | hits[9] = ekin; |
1468 | hits[7] = 0.; |
1469 | hits[8] = 0.; |
1470 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1471 | } |
1472 | else{ |
1473 | hits[9] = destep; |
1474 | hits[7] = 0.; |
1475 | hits[8] = 0.; |
1476 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1477 | } |
1478 | // printf(" Dep. E = %f \n",hits[9]); |
1479 | } |
1480 | }// NB -> Questa parentesi (chiude il primo IF) io la sposterei al fondo!??? |
1481 | |
1482 | |
1483 | // *** Light production in fibres |
1484 | if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){ |
1485 | |
1486 | //Select charged particles |
1487 | if((destep=gMC->Edep())){ |
1488 | |
1489 | // Particle velocity |
1490 | gMC->TrackMomentum(p); |
1491 | Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]); |
1492 | Float_t beta = ptot/p[3]; |
1493 | if(beta<0.67) return; |
1494 | if((beta>=0.67) && (beta<=0.75)) ibeta = 0; |
1495 | if((beta>0.75) && (beta<=0.85)) ibeta = 1; |
1496 | if((beta>0.85) && (beta<=0.95)) ibeta = 2; |
1497 | if(beta>0.95) ibeta = 3; |
1498 | |
1499 | // Angle between particle trajectory and fibre axis |
1500 | // 1 -> Momentum directions |
1501 | um[0] = p[0]/ptot; |
1502 | um[1] = p[1]/ptot; |
1503 | um[2] = p[2]/ptot; |
1504 | gMC->Gmtod(um,ud,2); |
1505 | // 2 -> Angle < limit angle |
1506 | Double_t alfar = TMath::ACos(ud[2]); |
1507 | Double_t alfa = alfar*kRaddeg; |
1508 | if(alfa>=110.) return; |
1509 | ialfa = Int_t(1.+alfa/2.); |
1510 | |
1511 | // Distance between particle trajectory and fibre axis |
1512 | gMC->TrackPosition(s); |
1513 | for(j=0; j<=2; j++){ |
1514 | x[j] = s[j]; |
1515 | } |
1516 | gMC->Gmtod(x,xdet,1); |
1517 | if(TMath::Abs(ud[0])>0.00001){ |
1518 | Float_t dcoeff = ud[1]/ud[0]; |
1519 | be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.)); |
1520 | } |
1521 | else{ |
1522 | be = TMath::Abs(ud[0]); |
1523 | } |
1524 | |
1525 | if((vol[0]==1)) radius = fFibZN[1]; |
1526 | if((vol[0]==2)) radius = fFibZP[1]; |
1527 | ibe = Int_t(be*1000.+1); |
1528 | |
1529 | //Looking into the light tables |
1530 | Float_t charge = gMC->TrackCharge(); |
1531 | |
1532 | // (1) ZN |
1533 | if((vol[0]==1)) { |
1534 | if(ibe>fNben) ibe=fNben; |
1535 | out = charge*charge*fTablen[ibeta][ialfa][ibe]; |
1536 | nphe = gRandom->Poisson(out); |
1537 | // printf("ZN --- ibeta = %d, ialfa = %d, ibe = %d" |
1538 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); |
1539 | if(gMC->GetMedium() == fMedSensF1){ |
1540 | hits[7] = nphe; //fLightPMQ |
1541 | hits[8] = 0; |
1542 | hits[9] = 0; |
1543 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1544 | } |
1545 | else{ |
1546 | hits[7] = 0; |
1547 | hits[8] = nphe; //fLightPMC |
1548 | hits[9] = 0; |
1549 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1550 | } |
1551 | } |
1552 | |
1553 | // (2) ZP |
1554 | if((vol[0]==2)) { |
1555 | if(ibe>fNbep) ibe=fNbep; |
1556 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; |
1557 | nphe = gRandom->Poisson(out); |
1558 | // printf("ZP --- ibeta = %d, ialfa = %d, ibe = %d" |
1559 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); |
1560 | if(gMC->GetMedium() == fMedSensF1){ |
1561 | hits[7] = nphe; //fLightPMQ |
1562 | hits[8] = 0; |
1563 | hits[9] = 0; |
1564 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1565 | } |
1566 | else{ |
1567 | hits[7] = 0; |
1568 | hits[8] = nphe; //fLightPMC |
1569 | hits[9] = 0; |
1570 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1571 | } |
1572 | } |
1573 | // (3) ZEM |
1574 | if((vol[0]==3)) { |
1575 | if(ibe>fNbep) ibe=fNbep; |
1576 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; |
1577 | nphe = gRandom->Poisson(out); |
1578 | // printf("ZEM --- ibeta = %d, ialfa = %d, ibe = %d" |
1579 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); |
1580 | hits[7] = 0; |
1581 | hits[8] = nphe; //fLightPMC |
1582 | hits[9] = 0; |
1583 | AddHit(gAlice->CurrentTrack(), vol, hits); |
1584 | } |
1585 | } |
1586 | } |
1587 | } |