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