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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 | ||
88cb7938 | 16 | /* $Id$ */ |
68ca986e | 17 | |
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
47388856 | 20 | // AliZDCv1 --- ZDC geometry as designed in TDR (obsolete!) // |
21 | // with the EM ZDC at 116 m from IP // | |
22 | // Just one set of ZDC is inserted, on the same side of the dimuon arm // | |
68ca986e | 23 | // // |
24 | /////////////////////////////////////////////////////////////////////////////// | |
25 | ||
cc9c0243 | 26 | // --- Standard libraries |
27 | #include "stdio.h" | |
28 | ||
5ce39387 | 29 | // --- ROOT system |
68ca986e | 30 | #include <TBRIK.h> |
88cb7938 | 31 | #include <TLorentzVector.h> |
68ca986e | 32 | #include <TMath.h> |
88cb7938 | 33 | #include <TNode.h> |
5ce39387 | 34 | #include <TRandom.h> |
866ab5a2 | 35 | #include <TSystem.h> |
5ce39387 | 36 | #include <TTree.h> |
88cb7938 | 37 | #include <TVirtualMC.h> |
5ce39387 | 38 | |
39 | // --- AliRoot classes | |
88cb7938 | 40 | #include "AliConst.h" |
5ce39387 | 41 | #include "AliDetector.h" |
94de3818 | 42 | #include "AliMagF.h" |
68ca986e | 43 | #include "AliPDG.h" |
88cb7938 | 44 | #include "AliRun.h" |
45 | #include "AliZDCHit.h" | |
46 | #include "AliZDCv1.h" | |
5d12ce38 | 47 | #include "AliMC.h" |
68ca986e | 48 | |
49 | ||
50 | ClassImp(AliZDCv1) | |
51 | ||
68ca986e | 52 | //_____________________________________________________________________________ |
53 | AliZDCv1::AliZDCv1() : AliZDC() | |
54 | { | |
55 | // | |
56 | // Default constructor for Zero Degree Calorimeter | |
57 | // | |
5ce39387 | 58 | |
866ab5a2 | 59 | fMedSensF1 = 0; |
60 | fMedSensF2 = 0; | |
61 | fMedSensZN = 0; | |
62 | fMedSensZP = 0; | |
866ab5a2 | 63 | fMedSensZEM = 0; |
5a881c97 | 64 | fMedSensGR = 0; |
de28527d | 65 | // fMedSensPI = 0; |
66 | // fMedSensTDI = 0; | |
68ca986e | 67 | } |
68 | ||
69 | //_____________________________________________________________________________ | |
70 | AliZDCv1::AliZDCv1(const char *name, const char *title) | |
71 | : AliZDC(name,title) | |
72 | { | |
73 | // | |
74 | // Standard constructor for Zero Degree Calorimeter | |
75 | // | |
a2216698 | 76 | // |
77 | // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!) | |
78 | ||
c6937a87 | 79 | AliModule *pipe=gAlice->GetModule("PIPE"); |
80 | AliModule *abso=gAlice->GetModule("ABSO"); | |
81 | AliModule *dipo=gAlice->GetModule("DIPO"); | |
82 | AliModule *shil=gAlice->GetModule("SHIL"); | |
83 | if((!pipe) || (!abso) || (!dipo) || (!shil)) { | |
a2216698 | 84 | Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n"); |
85 | exit(1); | |
86 | } | |
5ce39387 | 87 | |
866ab5a2 | 88 | fMedSensF1 = 0; |
89 | fMedSensF2 = 0; | |
90 | fMedSensZN = 0; | |
91 | fMedSensZP = 0; | |
866ab5a2 | 92 | fMedSensZEM = 0; |
5a881c97 | 93 | fMedSensGR = 0; |
de28527d | 94 | // fMedSensPI = 0; |
95 | // fMedSensTDI = 0; | |
5a881c97 | 96 | |
97 | ||
98 | // Parameters for light tables | |
99 | fNalfan = 90; // Number of Alfa (neutrons) | |
100 | fNalfap = 90; // Number of Alfa (protons) | |
101 | fNben = 18; // Number of beta (neutrons) | |
102 | fNbep = 28; // Number of beta (protons) | |
103 | Int_t ip,jp,kp; | |
104 | for(ip=0; ip<4; ip++){ | |
105 | for(kp=0; kp<fNalfap; kp++){ | |
106 | for(jp=0; jp<fNbep; jp++){ | |
107 | fTablep[ip][kp][jp] = 0; | |
108 | } | |
109 | } | |
110 | } | |
111 | Int_t in,jn,kn; | |
112 | for(in=0; in<4; in++){ | |
113 | for(kn=0; kn<fNalfan; kn++){ | |
114 | for(jn=0; jn<fNben; jn++){ | |
115 | fTablen[in][kn][jn] = 0; | |
116 | } | |
117 | } | |
118 | } | |
119 | ||
120 | // Parameters for hadronic calorimeters geometry | |
121 | fDimZP[0] = 11.2; | |
122 | fDimZP[1] = 6.; | |
123 | fDimZP[2] = 75.; | |
124 | fPosZN[0] = 0.; | |
47388856 | 125 | fPosZN[1] = 1.2; |
5a881c97 | 126 | fPosZN[2] = 11650.; |
a2216698 | 127 | fPosZP[0] = -24.; |
5a881c97 | 128 | fPosZP[1] = 0.; |
129 | fPosZP[2] = 11600.; | |
130 | fFibZN[0] = 0.; | |
131 | fFibZN[1] = 0.01825; | |
132 | fFibZN[2] = 50.; | |
133 | fFibZP[0] = 0.; | |
134 | fFibZP[1] = 0.0275; | |
135 | fFibZP[2] = 75.; | |
136 | ||
137 | // Parameters for EM calorimeter geometry | |
138 | fPosZEM[0] = 0.; | |
139 | fPosZEM[1] = 5.8; | |
140 | fPosZEM[2] = 11600.; | |
141 | ||
68ca986e | 142 | } |
143 | ||
144 | //_____________________________________________________________________________ | |
145 | void AliZDCv1::CreateGeometry() | |
146 | { | |
147 | // | |
148 | // Create the geometry for the Zero Degree Calorimeter version 1 | |
149 | //* Initialize COMMON block ZDC_CGEOM | |
150 | //* | |
151 | ||
152 | CreateBeamLine(); | |
153 | CreateZDC(); | |
154 | } | |
155 | ||
156 | //_____________________________________________________________________________ | |
157 | void AliZDCv1::CreateBeamLine() | |
158 | { | |
c6937a87 | 159 | // |
160 | // Create the beam line elements | |
161 | // | |
162 | ||
a2216698 | 163 | Float_t zq, zd1, zd2; |
164 | Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3]; | |
68ca986e | 165 | Int_t im1, im2; |
68ca986e | 166 | |
167 | Int_t *idtmed = fIdtmed->GetArray(); | |
168 | ||
a2216698 | 169 | // -- Mother of the ZDCs (Vacuum PCON) |
68ca986e | 170 | |
171 | conpar[0] = 0.; | |
172 | conpar[1] = 360.; | |
173 | conpar[2] = 2.; | |
0014adbc | 174 | conpar[3] = 2000.; |
68ca986e | 175 | conpar[4] = 0.; |
176 | conpar[5] = 55.; | |
177 | conpar[6] = 13060.; | |
178 | conpar[7] = 0.; | |
179 | conpar[8] = 55.; | |
a2216698 | 180 | gMC->Gsvolu("ZDC ", "PCON", idtmed[11], conpar, 9); |
68ca986e | 181 | gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
182 | ||
183 | // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to | |
a2216698 | 184 | // the beginning of D1) |
68ca986e | 185 | |
0014adbc | 186 | zd1 = 2000.; |
68ca986e | 187 | |
188 | tubpar[0] = 6.3/2.; | |
189 | tubpar[1] = 6.7/2.; | |
0014adbc | 190 | tubpar[2] = 3838.3/2.; |
a2216698 | 191 | gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3); |
192 | gMC->Gspos("QT01", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
193 | ||
194 | //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the | |
195 | // beginning of D2) | |
196 | ||
197 | //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm | |
198 | //-- Cylindrical pipe (r = 3.47) + conical flare | |
199 | ||
200 | // -> Beginning of D1 | |
201 | zd1 += 2.*tubpar[2]; | |
202 | ||
203 | tubpar[0] = 3.47; | |
204 | tubpar[1] = 3.47+0.2; | |
205 | tubpar[2] = 958.5/2.; | |
206 | gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3); | |
207 | gMC->Gspos("QT02", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
208 | ||
209 | zd1 += 2.*tubpar[2]; | |
68ca986e | 210 | |
211 | conpar[0] = 25./2.; | |
212 | conpar[1] = 6.44/2.; | |
213 | conpar[2] = 6.84/2.; | |
214 | conpar[3] = 10./2.; | |
215 | conpar[4] = 10.4/2.; | |
a2216698 | 216 | gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5); |
217 | gMC->Gspos("QC01", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); | |
68ca986e | 218 | |
219 | zd1 += 2.*conpar[0]; | |
220 | ||
221 | tubpar[0] = 10./2.; | |
222 | tubpar[1] = 10.4/2.; | |
223 | tubpar[2] = 50./2.; | |
a2216698 | 224 | gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3); |
225 | gMC->Gspos("QT03", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 226 | |
5a881c97 | 227 | zd1 += tubpar[2]*2.; |
68ca986e | 228 | |
229 | tubpar[0] = 10./2.; | |
230 | tubpar[1] = 10.4/2.; | |
231 | tubpar[2] = 10./2.; | |
a2216698 | 232 | gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3); |
233 | gMC->Gspos("QT04", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 234 | |
235 | zd1 += tubpar[2] * 2.; | |
236 | ||
237 | tubpar[0] = 10./2.; | |
238 | tubpar[1] = 10.4/2.; | |
239 | tubpar[2] = 3.16/2.; | |
a2216698 | 240 | gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3); |
241 | gMC->Gspos("QT05", 1, "ZDC ", 0., 0., tubpar[0] + zd1, 0, "ONLY"); | |
68ca986e | 242 | |
243 | zd1 += tubpar[2] * 2.; | |
244 | ||
245 | tubpar[0] = 10.0/2.; | |
246 | tubpar[1] = 10.4/2; | |
247 | tubpar[2] = 190./2.; | |
a2216698 | 248 | gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3); |
249 | gMC->Gspos("QT06", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 250 | |
251 | zd1 += tubpar[2] * 2.; | |
252 | ||
253 | conpar[0] = 30./2.; | |
254 | conpar[1] = 10./2.; | |
255 | conpar[2] = 10.4/2.; | |
256 | conpar[3] = 20.6/2.; | |
257 | conpar[4] = 21./2.; | |
a2216698 | 258 | gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5); |
259 | gMC->Gspos("QC02", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); | |
68ca986e | 260 | |
261 | zd1 += conpar[0] * 2.; | |
262 | ||
263 | tubpar[0] = 20.6/2.; | |
264 | tubpar[1] = 21./2.; | |
265 | tubpar[2] = 450./2.; | |
a2216698 | 266 | gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3); |
267 | gMC->Gspos("QT07", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 268 | |
269 | zd1 += tubpar[2] * 2.; | |
270 | ||
271 | conpar[0] = 13.6/2.; | |
272 | conpar[1] = 20.6/2.; | |
273 | conpar[2] = 21./2.; | |
274 | conpar[3] = 25.4/2.; | |
275 | conpar[4] = 25.8/2.; | |
a2216698 | 276 | gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5); |
277 | gMC->Gspos("QC03", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); | |
68ca986e | 278 | |
279 | zd1 += conpar[0] * 2.; | |
280 | ||
281 | tubpar[0] = 25.4/2.; | |
282 | tubpar[1] = 25.8/2.; | |
283 | tubpar[2] = 205.8/2.; | |
a2216698 | 284 | gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3); |
285 | gMC->Gspos("QT08", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 286 | |
287 | zd1 += tubpar[2] * 2.; | |
288 | ||
289 | tubpar[0] = 50./2.; | |
290 | tubpar[1] = 50.4/2.; | |
a2216698 | 291 | // QT09 is 10 cm longer to accomodate TDI |
292 | tubpar[2] = 515.4/2.; | |
293 | gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3); | |
47388856 | 294 | gMC->Gspos("QT09", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); |
7cc664ae | 295 | |
a2216698 | 296 | // --- Insert TDI (inside ZDC volume) |
297 | ||
298 | boxpar[0] = 5.6; | |
299 | boxpar[1] = 5.6; | |
300 | boxpar[2] = 400./2.; | |
301 | gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3); | |
7cc664ae | 302 | gMC->Gspos("QTD1", 1, "ZDC ", 3., 10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
303 | gMC->Gspos("QTD1", 2, "ZDC ", 3., -10.6, tubpar[2] + zd1 + 56.3, 0, "ONLY"); | |
a2216698 | 304 | |
305 | boxpar[0] = 0.2/2.; | |
306 | boxpar[1] = 5.6; | |
307 | boxpar[2] = 400./2.; | |
308 | gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3); | |
7cc664ae | 309 | gMC->Gspos("QTD2", 1, "ZDC ", 8.6+boxpar[0], 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
a2216698 | 310 | |
6d5d9c06 | 311 | // tubspar[0] = 6.2; // R = 6.2 cm---------------------------------------- |
312 | // tubspar[1] = 6.4; | |
7cc664ae | 313 | // tubspar[2] = 400./2.; |
6d5d9c06 | 314 | // tubspar[3] = 180.-62.5; |
315 | // tubspar[4] = 180.+62.5; | |
316 | tubspar[0] = 10.5; // R = 10.5 cm------------------------------------------ | |
317 | tubspar[1] = 10.7; | |
318 | tubspar[2] = 400./2.; | |
319 | tubspar[3] = 180.-75.5; | |
320 | tubspar[4] = 180.+75.5; | |
a2216698 | 321 | gMC->Gsvolu("QTD3", "TUBS", idtmed[6], tubspar, 5); |
7cc664ae | 322 | gMC->Gspos("QTD3", 1, "ZDC ", 0., 0., tubpar[2] + zd1 + 56.3, 0, "ONLY"); |
a2216698 | 323 | |
68ca986e | 324 | zd1 += tubpar[2] * 2.; |
325 | ||
326 | tubpar[0] = 50./2.; | |
327 | tubpar[1] = 50.4/2.; | |
a2216698 | 328 | // QT10 is 10 cm shorter |
329 | tubpar[2] = 690./2.; | |
330 | gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3); | |
331 | gMC->Gspos("QT10", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 332 | |
333 | zd1 += tubpar[2] * 2.; | |
334 | ||
335 | tubpar[0] = 50./2.; | |
336 | tubpar[1] = 50.4/2.; | |
337 | tubpar[2] = 778.5/2.; | |
a2216698 | 338 | gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3); |
339 | gMC->Gspos("QT11", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 340 | |
341 | zd1 += tubpar[2] * 2.; | |
342 | ||
343 | conpar[0] = 14.18/2.; | |
344 | conpar[1] = 50./2.; | |
345 | conpar[2] = 50.4/2.; | |
346 | conpar[3] = 55./2.; | |
347 | conpar[4] = 55.4/2.; | |
a2216698 | 348 | gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5); |
349 | gMC->Gspos("QC04", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); | |
68ca986e | 350 | |
351 | zd1 += conpar[0] * 2.; | |
352 | ||
353 | tubpar[0] = 55./2.; | |
354 | tubpar[1] = 55.4/2.; | |
355 | tubpar[2] = 730./2.; | |
a2216698 | 356 | gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3); |
357 | gMC->Gspos("QT12", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 358 | |
359 | zd1 += tubpar[2] * 2.; | |
360 | ||
361 | conpar[0] = 36.86/2.; | |
362 | conpar[1] = 55./2.; | |
363 | conpar[2] = 55.4/2.; | |
364 | conpar[3] = 68./2.; | |
365 | conpar[4] = 68.4/2.; | |
a2216698 | 366 | gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5); |
367 | gMC->Gspos("QC05", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY"); | |
68ca986e | 368 | |
369 | zd1 += conpar[0] * 2.; | |
370 | ||
371 | tubpar[0] = 68./2.; | |
372 | tubpar[1] = 68.4/2.; | |
373 | tubpar[2] = 927.3/2.; | |
a2216698 | 374 | gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3); |
375 | gMC->Gspos("QT13", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 376 | |
377 | zd1 += tubpar[2] * 2.; | |
378 | ||
379 | tubpar[0] = 0./2.; | |
380 | tubpar[1] = 68.4/2.; | |
381 | tubpar[2] = 0.2/2.; | |
a2216698 | 382 | gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3); |
383 | gMC->Gspos("QT14", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
68ca986e | 384 | |
385 | zd1 += tubpar[2] * 2.; | |
386 | ||
387 | tubpar[0] = 0./2.; | |
a2216698 | 388 | tubpar[1] = 6.4/2.; |
68ca986e | 389 | tubpar[2] = 0.2/2.; |
a2216698 | 390 | gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3); |
68ca986e | 391 | |
a2216698 | 392 | //-- Position QT15 inside QT14 |
393 | gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY"); | |
68ca986e | 394 | |
395 | tubpar[0] = 0./2.; | |
a2216698 | 396 | tubpar[1] = 6.4/2.; |
68ca986e | 397 | tubpar[2] = 0.2/2.; |
a2216698 | 398 | gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3); |
399 | ||
400 | //-- Position QT16 inside QT14 | |
401 | gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY"); | |
68ca986e | 402 | |
68ca986e | 403 | |
404 | //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2 | |
405 | ||
a2216698 | 406 | tubpar[0] = 6.4/2.; |
407 | tubpar[1] = 6.8/2.; | |
408 | tubpar[2] = 680.8/2.; | |
409 | gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3); | |
68ca986e | 410 | |
a2216698 | 411 | tubpar[0] = 6.4/2.; |
412 | tubpar[1] = 6.8/2.; | |
413 | tubpar[2] = 680.8/2.; | |
414 | gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3); | |
68ca986e | 415 | |
416 | // -- ROTATE PIPES | |
417 | ||
a2216698 | 418 | Float_t angle = 0.143*kDegrad; |
68ca986e | 419 | |
a2216698 | 420 | AliMatrix(im1, 90.-0.143, 0., 90., 90., 0.143, 180.); |
421 | gMC->Gspos("QT17", 1, "ZDC ", TMath::Sin(angle) * 680.8/ 2. - 9.4, | |
422 | 0., tubpar[2] + zd1, im1, "ONLY"); | |
423 | ||
424 | AliMatrix(im2, 90.+0.143, 0., 90., 90., 0.143, 0.); | |
425 | gMC->Gspos("QT18", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 680.8 / 2., | |
426 | 0., tubpar[2] + zd1, im2, "ONLY"); | |
427 | ||
428 | ||
429 | // -- END OF BEAM PIPE VOLUME DEFINITION. | |
430 | // ---------------------------------------------------------------- | |
431 | ||
432 | // -- MAGNET DEFINITION -> LHC OPTICS 6.2 (preliminary version) | |
68ca986e | 433 | |
0014adbc | 434 | // ---------------------------------------------------------------- |
435 | // Replaced by the muon dipole | |
436 | // ---------------------------------------------------------------- | |
68ca986e | 437 | // -- COMPENSATOR DIPOLE (MBXW) |
438 | // GAP (VACUUM WITH MAGNETIC FIELD) | |
439 | ||
5ce39387 | 440 | // tubpar[0] = 0.; |
441 | // tubpar[1] = 4.5; | |
442 | // tubpar[2] = 340./2.; | |
443 | // gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); | |
444 | // gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); | |
68ca986e | 445 | |
446 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) | |
447 | ||
5ce39387 | 448 | // tubpar[0] = 4.5; |
449 | // tubpar[1] = 55.; | |
450 | // tubpar[2] = 340./2.; | |
a2216698 | 451 | // gMC->Gsvolu("YMBX", "TUBE", idtmed[7], tubpar, 3); |
5ce39387 | 452 | // gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., tubpar[2] + 805., 0, "ONLY"); |
68ca986e | 453 | |
0014adbc | 454 | // ---------------------------------------------------------------- |
a2216698 | 455 | // Replaced by the second dipole |
0014adbc | 456 | // ---------------------------------------------------------------- |
68ca986e | 457 | // -- COMPENSATOR DIPOLE (MCBWA) |
458 | // GAP (VACUUM WITH MAGNETIC FIELD) | |
459 | ||
0014adbc | 460 | // tubpar[0] = 0.; |
461 | // tubpar[1] = 4.5; | |
462 | // tubpar[2] = 170./2.; | |
463 | // gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3); | |
464 | // gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); | |
68ca986e | 465 | |
466 | // -- YOKE (IRON WITHOUT MAGNETIC FIELD) | |
467 | ||
0014adbc | 468 | // tubpar[0] = 4.5; |
469 | // tubpar[1] = 55.; | |
470 | // tubpar[2] = 170./2.; | |
a2216698 | 471 | // gMC->Gsvolu("YMCB", "TUBE", idtmed[7], tubpar, 3); |
0014adbc | 472 | // gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1921.6, 0, "ONLY"); |
68ca986e | 473 | |
474 | // -- INNER TRIPLET | |
475 | ||
a2216698 | 476 | zq = 2296.5; |
68ca986e | 477 | |
478 | // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT | |
479 | ||
480 | // MQXL | |
481 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
482 | ||
483 | tubpar[0] = 0.; | |
484 | tubpar[1] = 3.5; | |
a2216698 | 485 | tubpar[2] = 637./2.; |
68ca986e | 486 | gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3); |
487 | ||
488 | // -- YOKE | |
489 | ||
490 | tubpar[0] = 3.5; | |
491 | tubpar[1] = 22.; | |
a2216698 | 492 | tubpar[2] = 637./2.; |
493 | gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3); | |
68ca986e | 494 | |
495 | gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); | |
496 | gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY"); | |
497 | ||
498 | gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); | |
499 | gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY"); | |
500 | ||
501 | // -- MQX | |
502 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
503 | ||
504 | tubpar[0] = 0.; | |
505 | tubpar[1] = 3.5; | |
506 | tubpar[2] = 550./2.; | |
507 | gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3); | |
508 | ||
509 | // -- YOKE | |
510 | ||
511 | tubpar[0] = 3.5; | |
512 | tubpar[1] = 22.; | |
513 | tubpar[2] = 550./2.; | |
a2216698 | 514 | gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3); |
68ca986e | 515 | |
a2216698 | 516 | gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); |
517 | gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 883.5, 0, "ONLY"); | |
68ca986e | 518 | |
a2216698 | 519 | gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); |
520 | gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1533.5, 0, "ONLY"); | |
68ca986e | 521 | |
522 | // -- SEPARATOR DIPOLE D1 | |
523 | ||
524 | zd1 = 5838.3; | |
525 | ||
526 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
527 | ||
528 | tubpar[0] = 0.; | |
a2216698 | 529 | tubpar[1] = 6.94/2.; |
68ca986e | 530 | tubpar[2] = 945./2.; |
a2216698 | 531 | gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3); |
532 | ||
533 | // -- Insert horizontal Cu plates inside D1 | |
534 | // -- (to simulate the vacuum chamber) | |
68ca986e | 535 | |
a2216698 | 536 | boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)); |
537 | boxpar[1] = 0.2/2.; | |
538 | boxpar[2] =945./2.; | |
539 | gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3); | |
540 | gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY"); | |
541 | gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY"); | |
542 | ||
68ca986e | 543 | // -- YOKE |
544 | ||
545 | tubpar[0] = 0.; | |
546 | tubpar[1] = 110./2; | |
547 | tubpar[2] = 945./2.; | |
a2216698 | 548 | gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3); |
68ca986e | 549 | |
550 | gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY"); | |
a2216698 | 551 | gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); |
68ca986e | 552 | |
553 | // -- DIPOLE D2 | |
554 | ||
555 | zd2 = 12147.6; | |
556 | ||
557 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
558 | ||
559 | tubpar[0] = 0.; | |
560 | tubpar[1] = 7.5/2.; | |
561 | tubpar[2] = 945./2.; | |
a2216698 | 562 | gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3); |
68ca986e | 563 | |
564 | // -- YOKE | |
565 | ||
566 | tubpar[0] = 0.; | |
567 | tubpar[1] = 55.; | |
568 | tubpar[2] = 945./2.; | |
a2216698 | 569 | gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3); |
68ca986e | 570 | |
571 | gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY"); | |
572 | ||
a2216698 | 573 | gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY"); |
574 | gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY"); | |
68ca986e | 575 | |
576 | // -- END OF MAGNET DEFINITION | |
577 | } | |
578 | ||
579 | //_____________________________________________________________________________ | |
580 | void AliZDCv1::CreateZDC() | |
581 | { | |
c6937a87 | 582 | // |
583 | // Create the various ZDCs (ZN + ZP) | |
584 | // | |
68ca986e | 585 | |
c6937a87 | 586 | Float_t dimPb[6], dimVoid[6]; |
5a881c97 | 587 | |
588 | Int_t *idtmed = fIdtmed->GetArray(); | |
589 | ||
590 | // Parameters for hadronic calorimeters geometry | |
591 | // NB -> parameters used ONLY in CreateZDC() | |
592 | Float_t fDimZN[3] = {3.52, 3.52, 50.}; // Dimensions of neutron detector | |
593 | Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector | |
594 | Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector | |
595 | Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector | |
596 | Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector | |
597 | Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector | |
598 | Int_t fTowZP[2] = {4, 1}; // Tower for proton detector | |
599 | ||
600 | // Parameters for EM calorimeter geometry | |
601 | // NB -> parameters used ONLY in CreateZDC() | |
602 | Float_t fDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice | |
603 | Float_t fDimZEMAir = 0.001; // scotch | |
604 | Float_t fFibRadZEM = 0.0315; // External fiber radius (including cladding) | |
605 | Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector | |
606 | Float_t fDimZEM0 = 2*fDivZEM[2]*(fDimZEMPb+fDimZEMAir+fFibRadZEM*(TMath::Sqrt(2.))); | |
607 | Float_t fDimZEM[6] = {fDimZEM0, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector | |
608 | Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-fFibRadZEM; | |
609 | Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter | |
866ab5a2 | 610 | |
68ca986e | 611 | |
612 | //-- Create calorimeters geometry | |
613 | ||
a2216698 | 614 | // ------------------------------------------------------------------------------- |
68ca986e | 615 | //--> Neutron calorimeter (ZN) |
616 | ||
617 | gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material | |
618 | gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material | |
619 | gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3); | |
620 | gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3); | |
621 | gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3); | |
622 | gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves | |
623 | gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3); | |
624 | gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3); | |
625 | gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3); | |
626 | ||
627 | // Divide ZNEU in towers (for hits purposes) | |
628 | ||
629 | gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower | |
630 | gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower | |
631 | ||
632 | //-- Divide ZN1 in minitowers | |
633 | // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS, | |
634 | // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS | |
635 | // (4 fibres per minitower) | |
636 | ||
637 | gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices | |
638 | gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks | |
639 | ||
640 | // --- Position the empty grooves in the sticks (4 grooves per stick) | |
641 | Float_t dx = fDimZN[0] / fDivZN[0] / 4.; | |
642 | Float_t dy = fDimZN[1] / fDivZN[1] / 4.; | |
643 | ||
644 | gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY"); | |
645 | gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY"); | |
646 | gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY"); | |
647 | gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY"); | |
648 | ||
649 | // --- Position the fibers in the grooves | |
650 | gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY"); | |
651 | gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY"); | |
652 | gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY"); | |
653 | gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY"); | |
654 | ||
655 | // --- Position the neutron calorimeter in ZDC | |
656 | gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2] + fDimZN[2], 0, "ONLY"); | |
657 | ||
866ab5a2 | 658 | |
a2216698 | 659 | // ------------------------------------------------------------------------------- |
866ab5a2 | 660 | //--> Proton calorimeter (ZP) |
68ca986e | 661 | |
662 | gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material | |
663 | gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material | |
664 | gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3); | |
665 | gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3); | |
666 | gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3); | |
667 | gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves | |
668 | gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3); | |
669 | gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3); | |
670 | gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3); | |
671 | ||
672 | //-- Divide ZPRO in towers(for hits purposes) | |
673 | ||
674 | gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower | |
675 | gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower | |
676 | ||
677 | ||
678 | //-- Divide ZP1 in minitowers | |
679 | // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER, | |
680 | // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER | |
681 | // (4 fiber per minitower) | |
682 | ||
683 | gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices | |
684 | gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks | |
685 | ||
686 | // --- Position the empty grooves in the sticks (4 grooves per stick) | |
687 | dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.; | |
688 | dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.; | |
689 | ||
690 | gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY"); | |
691 | gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY"); | |
692 | gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY"); | |
693 | gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY"); | |
694 | ||
695 | // --- Position the fibers in the grooves | |
696 | gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY"); | |
697 | gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY"); | |
698 | gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY"); | |
699 | gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY"); | |
700 | ||
701 | ||
702 | // --- Position the proton calorimeter in ZDC | |
703 | gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2] + fDimZP[2], 0, "ONLY"); | |
866ab5a2 | 704 | |
705 | ||
a2216698 | 706 | // ------------------------------------------------------------------------------- |
707 | // -> EM calorimeter (ZEM) | |
866ab5a2 | 708 | |
709 | gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6); | |
a2216698 | 710 | |
711 | Int_t irot1, irot2; | |
866ab5a2 | 712 | |
a2216698 | 713 | gMC->Matrix(irot1,0.,0.,90.,90.,90.,180.); // Rotation matrix 1 |
866ab5a2 | 714 | gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]); // Rotation matrix 2 |
715 | // printf("irot1 = %d, irot2 = %d \n", irot1, irot2); | |
716 | ||
717 | gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material | |
718 | ||
719 | gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches | |
720 | ||
c6937a87 | 721 | dimPb[0] = fDimZEMPb; // Lead slices |
722 | dimPb[1] = fDimZEM[2]; | |
723 | dimPb[2] = fDimZEM[1]; | |
724 | dimPb[3] = 90.-fDimZEM[3]; | |
725 | dimPb[4] = 0.; | |
726 | dimPb[5] = 0.; | |
727 | gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6); | |
728 | gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6); | |
729 | gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6); | |
866ab5a2 | 730 | |
731 | // --- Position the lead slices in the tranche | |
732 | Float_t zTran = fDimZEM[0]/fDivZEM[2]; | |
733 | Float_t zTrPb = -zTran+fDimZEMPb; | |
734 | gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY"); | |
735 | gMC->Gspos("ZEL1", 1, "ZETR", fDimZEMPb, 0., 0., 0, "ONLY"); | |
736 | ||
737 | // --- Vacuum zone (to be filled with fibres) | |
c6937a87 | 738 | dimVoid[0] = (zTran-2*fDimZEMPb)/2.; |
739 | dimVoid[1] = fDimZEM[2]; | |
740 | dimVoid[2] = fDimZEM[1]; | |
741 | dimVoid[3] = 90.-fDimZEM[3]; | |
742 | dimVoid[4] = 0.; | |
743 | dimVoid[5] = 0.; | |
744 | gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6); | |
745 | gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6); | |
866ab5a2 | 746 | |
747 | // --- Divide the vacuum slice into sticks along x axis | |
748 | gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3); | |
749 | gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3); | |
750 | ||
751 | // --- Positioning the fibers into the sticks | |
752 | gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY"); | |
753 | gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY"); | |
754 | ||
755 | // --- Positioning the vacuum slice into the tranche | |
c6937a87 | 756 | Float_t displFib = fDimZEM[1]/fDivZEM[0]; |
757 | gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY"); | |
758 | gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., displFib, 0, "ONLY"); | |
866ab5a2 | 759 | |
760 | // --- Positioning the ZEM into the ZDC - rotation for 90 degrees | |
761 | gMC->Gspos("ZEM ", 1,"ZDC ", fPosZEM[0], fPosZEM[1], fPosZEM[2], irot1, "ONLY"); | |
762 | ||
763 | // --- Adding last slice at the end of the EM calorimeter | |
764 | Float_t zLastSlice = fPosZEM[2]+fDimZEMPb+fDimZEM[0]; | |
765 | gMC->Gspos("ZEL2", 1,"ZDC ", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY"); | |
68ca986e | 766 | |
767 | } | |
768 | ||
769 | //_____________________________________________________________________________ | |
c6937a87 | 770 | void AliZDCv1::DrawModule() const |
68ca986e | 771 | { |
772 | // | |
773 | // Draw a shaded view of the Zero Degree Calorimeter version 1 | |
774 | // | |
775 | ||
776 | // Set everything unseen | |
777 | gMC->Gsatt("*", "seen", -1); | |
778 | // | |
779 | // Set ALIC mother transparent | |
780 | gMC->Gsatt("ALIC","SEEN",0); | |
781 | // | |
782 | // Set the volumes visible | |
783 | gMC->Gsatt("ZDC ","SEEN",0); | |
a2216698 | 784 | gMC->Gsatt("QT01","SEEN",1); |
785 | gMC->Gsatt("QT02","SEEN",1); | |
786 | gMC->Gsatt("QT03","SEEN",1); | |
787 | gMC->Gsatt("QT04","SEEN",1); | |
788 | gMC->Gsatt("QT05","SEEN",1); | |
789 | gMC->Gsatt("QT06","SEEN",1); | |
790 | gMC->Gsatt("QT07","SEEN",1); | |
791 | gMC->Gsatt("QT08","SEEN",1); | |
792 | gMC->Gsatt("QT09","SEEN",1); | |
793 | gMC->Gsatt("QT10","SEEN",1); | |
794 | gMC->Gsatt("QT11","SEEN",1); | |
795 | gMC->Gsatt("QT12","SEEN",1); | |
796 | gMC->Gsatt("QT13","SEEN",1); | |
797 | gMC->Gsatt("QT14","SEEN",1); | |
798 | gMC->Gsatt("QT15","SEEN",1); | |
799 | gMC->Gsatt("QT16","SEEN",1); | |
800 | gMC->Gsatt("QT17","SEEN",1); | |
801 | gMC->Gsatt("QT18","SEEN",1); | |
802 | gMC->Gsatt("QC01","SEEN",1); | |
803 | gMC->Gsatt("QC02","SEEN",1); | |
804 | gMC->Gsatt("QC03","SEEN",1); | |
805 | gMC->Gsatt("QC04","SEEN",1); | |
806 | gMC->Gsatt("QC05","SEEN",1); | |
807 | gMC->Gsatt("QTD1","SEEN",1); | |
808 | gMC->Gsatt("QTD2","SEEN",1); | |
809 | gMC->Gsatt("QTD3","SEEN",1); | |
68ca986e | 810 | gMC->Gsatt("MQXL","SEEN",1); |
811 | gMC->Gsatt("YMQL","SEEN",1); | |
812 | gMC->Gsatt("MQX ","SEEN",1); | |
813 | gMC->Gsatt("YMQ ","SEEN",1); | |
a2216698 | 814 | gMC->Gsatt("ZQYX","SEEN",1); |
815 | gMC->Gsatt("MD1 ","SEEN",1); | |
816 | gMC->Gsatt("MD1V","SEEN",1); | |
68ca986e | 817 | gMC->Gsatt("YD1 ","SEEN",1); |
a2216698 | 818 | gMC->Gsatt("MD2 ","SEEN",1); |
68ca986e | 819 | gMC->Gsatt("YD2 ","SEEN",1); |
820 | gMC->Gsatt("ZNEU","SEEN",0); | |
821 | gMC->Gsatt("ZNF1","SEEN",0); | |
822 | gMC->Gsatt("ZNF2","SEEN",0); | |
823 | gMC->Gsatt("ZNF3","SEEN",0); | |
824 | gMC->Gsatt("ZNF4","SEEN",0); | |
825 | gMC->Gsatt("ZNG1","SEEN",0); | |
826 | gMC->Gsatt("ZNG2","SEEN",0); | |
827 | gMC->Gsatt("ZNG3","SEEN",0); | |
828 | gMC->Gsatt("ZNG4","SEEN",0); | |
829 | gMC->Gsatt("ZNTX","SEEN",0); | |
a2216698 | 830 | gMC->Gsatt("ZN1 ","COLO",4); |
68ca986e | 831 | gMC->Gsatt("ZN1 ","SEEN",1); |
832 | gMC->Gsatt("ZNSL","SEEN",0); | |
833 | gMC->Gsatt("ZNST","SEEN",0); | |
834 | gMC->Gsatt("ZPRO","SEEN",0); | |
835 | gMC->Gsatt("ZPF1","SEEN",0); | |
836 | gMC->Gsatt("ZPF2","SEEN",0); | |
837 | gMC->Gsatt("ZPF3","SEEN",0); | |
838 | gMC->Gsatt("ZPF4","SEEN",0); | |
839 | gMC->Gsatt("ZPG1","SEEN",0); | |
840 | gMC->Gsatt("ZPG2","SEEN",0); | |
841 | gMC->Gsatt("ZPG3","SEEN",0); | |
842 | gMC->Gsatt("ZPG4","SEEN",0); | |
843 | gMC->Gsatt("ZPTX","SEEN",0); | |
a2216698 | 844 | gMC->Gsatt("ZP1 ","COLO",6); |
68ca986e | 845 | gMC->Gsatt("ZP1 ","SEEN",1); |
846 | gMC->Gsatt("ZPSL","SEEN",0); | |
847 | gMC->Gsatt("ZPST","SEEN",0); | |
a2216698 | 848 | gMC->Gsatt("ZEM ","COLO",7); |
866ab5a2 | 849 | gMC->Gsatt("ZEM ","SEEN",1); |
850 | gMC->Gsatt("ZEMF","SEEN",0); | |
851 | gMC->Gsatt("ZETR","SEEN",0); | |
852 | gMC->Gsatt("ZEL0","SEEN",0); | |
853 | gMC->Gsatt("ZEL1","SEEN",0); | |
854 | gMC->Gsatt("ZEL2","SEEN",0); | |
855 | gMC->Gsatt("ZEV0","SEEN",0); | |
856 | gMC->Gsatt("ZEV1","SEEN",0); | |
857 | gMC->Gsatt("ZES0","SEEN",0); | |
858 | gMC->Gsatt("ZES1","SEEN",0); | |
68ca986e | 859 | |
860 | // | |
861 | gMC->Gdopt("hide", "on"); | |
862 | gMC->Gdopt("shad", "on"); | |
863 | gMC->Gsatt("*", "fill", 7); | |
864 | gMC->SetClipBox("."); | |
865 | gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000); | |
866 | gMC->DefaultRange(); | |
867 | gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07); | |
868 | gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1"); | |
869 | gMC->Gdman(18, 4, "MAN"); | |
870 | } | |
871 | ||
872 | //_____________________________________________________________________________ | |
873 | void AliZDCv1::CreateMaterials() | |
874 | { | |
875 | // | |
876 | // Create Materials for the Zero Degree Calorimeter | |
877 | // | |
68ca986e | 878 | |
879 | Int_t *idtmed = fIdtmed->GetArray(); | |
880 | ||
a2216698 | 881 | Float_t dens, ubuf[1], wmat[2], a[2], z[2], deemax = -1; |
882 | Int_t i; | |
68ca986e | 883 | |
884 | // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3 | |
885 | ||
886 | // --- Tantalum -> ZN passive material | |
887 | ubuf[0] = 1.1; | |
888 | AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1); | |
889 | ||
890 | // --- Tungsten | |
891 | // ubuf[0] = 1.11; | |
892 | // AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1); | |
893 | ||
894 | // --- Brass (CuZn) -> ZP passive material | |
895 | dens = 8.48; | |
896 | a[0] = 63.546; | |
897 | a[1] = 65.39; | |
898 | z[0] = 29.; | |
899 | z[1] = 30.; | |
900 | wmat[0] = .63; | |
901 | wmat[1] = .37; | |
902 | AliMixture(2, "BRASS ", a, z, dens, 2, wmat); | |
903 | ||
904 | // --- SiO2 | |
905 | dens = 2.64; | |
906 | a[0] = 28.086; | |
907 | a[1] = 15.9994; | |
908 | z[0] = 14.; | |
909 | z[1] = 8.; | |
910 | wmat[0] = 1.; | |
911 | wmat[1] = 2.; | |
a2216698 | 912 | AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); |
866ab5a2 | 913 | |
914 | // --- Lead | |
915 | ubuf[0] = 1.12; | |
916 | AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1); | |
68ca986e | 917 | |
918 | // --- Copper | |
a2216698 | 919 | ubuf[0] = 1.10; |
920 | AliMaterial(6, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); | |
68ca986e | 921 | |
866ab5a2 | 922 | // --- Iron (energy loss taken into account) |
923 | ubuf[0] = 1.1; | |
a2216698 | 924 | AliMaterial(7, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
68ca986e | 925 | |
866ab5a2 | 926 | // --- Iron (no energy loss) |
68ca986e | 927 | ubuf[0] = 1.1; |
a2216698 | 928 | AliMaterial(8, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
68ca986e | 929 | |
930 | // --- Vacuum (no magnetic field) | |
931 | AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); | |
932 | ||
933 | // --- Vacuum (with magnetic field) | |
934 | AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); | |
935 | ||
936 | // --- Air (no magnetic field) | |
937 | AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0); | |
938 | ||
939 | // --- Definition of tracking media: | |
940 | ||
941 | // --- Tantalum = 1 ; | |
942 | // --- Brass = 2 ; | |
943 | // --- Fibers (SiO2) = 3 ; | |
944 | // --- Fibers (SiO2) = 4 ; | |
866ab5a2 | 945 | // --- Lead = 5 ; |
a2216698 | 946 | // --- Copper = 6 ; |
947 | // --- Iron (with energy loss) = 7 ; | |
948 | // --- Iron (without energy loss) = 8 ; | |
68ca986e | 949 | // --- Vacuum (no field) = 10 |
950 | // --- Vacuum (with field) = 11 | |
951 | // --- Air (no field) = 12 | |
952 | ||
953 | ||
954 | // --- Tracking media parameters | |
a2216698 | 955 | Float_t epsil = .01, stmin=0.01, stemax = 1.; |
7cc664ae | 956 | // Int_t isxfld = gAlice->Field()->Integ(); |
d213f1fa | 957 | // Float_t fieldm = gAlice->Field()->Max(); |
de28527d | 958 | Float_t fieldm = 0., tmaxfd = 0.; |
a2216698 | 959 | Int_t ifield = 0, isvolActive = 1, isvol = 0, inofld = 0; |
68ca986e | 960 | |
961 | AliMedium(1, "ZTANT", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
962 | // AliMedium(1, "ZW", 1, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
a2216698 | 963 | AliMedium(2, "ZBRASS",2, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
68ca986e | 964 | AliMedium(3, "ZSIO2", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
965 | AliMedium(4, "ZQUAR", 3, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
a2216698 | 966 | AliMedium(5, "ZLEAD", 5, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
de28527d | 967 | // AliMedium(6, "ZCOPP", 6, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
968 | // AliMedium(7, "ZIRON", 7, isvolActive, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
969 | AliMedium(6, "ZCOPP", 6, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
970 | AliMedium(7, "ZIRON", 7, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
a2216698 | 971 | AliMedium(8, "ZIRONN",8, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
972 | AliMedium(10,"ZVOID",10, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
973 | AliMedium(12,"ZAIR", 12, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin); | |
974 | ||
975 | ifield =2; | |
68ca986e | 976 | fieldm = 45.; |
7cc664ae | 977 | AliMedium(11, "ZVOIM", 11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
68ca986e | 978 | |
979 | // Thresholds for showering in the ZDCs | |
a2216698 | 980 | i = 1; //tantalum |
68ca986e | 981 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
982 | gMC->Gstpar(idtmed[i], "CUTELE", .001); | |
983 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); | |
984 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); | |
a2216698 | 985 | i = 2; //brass |
68ca986e | 986 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
987 | gMC->Gstpar(idtmed[i], "CUTELE", .001); | |
988 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); | |
989 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); | |
a2216698 | 990 | i = 5; //lead |
866ab5a2 | 991 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); |
992 | gMC->Gstpar(idtmed[i], "CUTELE", .001); | |
993 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); | |
994 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); | |
68ca986e | 995 | |
d213f1fa | 996 | // Avoid too detailed showering in TDI |
997 | i = 6; //copper | |
998 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); | |
999 | gMC->Gstpar(idtmed[i], "CUTELE", .1); | |
1000 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); | |
1001 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); | |
1002 | ||
68ca986e | 1003 | // Avoid too detailed showering along the beam line |
a2216698 | 1004 | i = 7; //iron with energy loss (ZIRON) |
68ca986e | 1005 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); |
1006 | gMC->Gstpar(idtmed[i], "CUTELE", .1); | |
1007 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); | |
1008 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); | |
1009 | ||
d213f1fa | 1010 | // Avoid too detailed showering along the beam line |
1011 | i = 8; //iron with energy loss (ZIRONN) | |
1012 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); | |
1013 | gMC->Gstpar(idtmed[i], "CUTELE", .1); | |
1014 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); | |
1015 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); | |
1016 | ||
68ca986e | 1017 | // Avoid interaction in fibers (only energy loss allowed) |
a2216698 | 1018 | i = 3; //fibers (ZSI02) |
68ca986e | 1019 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
1020 | gMC->Gstpar(idtmed[i], "MULS", 0.); | |
1021 | gMC->Gstpar(idtmed[i], "PFIS", 0.); | |
1022 | gMC->Gstpar(idtmed[i], "MUNU", 0.); | |
1023 | gMC->Gstpar(idtmed[i], "LOSS", 1.); | |
1024 | gMC->Gstpar(idtmed[i], "PHOT", 0.); | |
1025 | gMC->Gstpar(idtmed[i], "COMP", 0.); | |
1026 | gMC->Gstpar(idtmed[i], "PAIR", 0.); | |
1027 | gMC->Gstpar(idtmed[i], "BREM", 0.); | |
1028 | gMC->Gstpar(idtmed[i], "DRAY", 0.); | |
1029 | gMC->Gstpar(idtmed[i], "ANNI", 0.); | |
1030 | gMC->Gstpar(idtmed[i], "HADR", 0.); | |
a2216698 | 1031 | i = 4; //fibers (ZQUAR) |
68ca986e | 1032 | gMC->Gstpar(idtmed[i], "DCAY", 0.); |
1033 | gMC->Gstpar(idtmed[i], "MULS", 0.); | |
1034 | gMC->Gstpar(idtmed[i], "PFIS", 0.); | |
1035 | gMC->Gstpar(idtmed[i], "MUNU", 0.); | |
1036 | gMC->Gstpar(idtmed[i], "LOSS", 1.); | |
1037 | gMC->Gstpar(idtmed[i], "PHOT", 0.); | |
1038 | gMC->Gstpar(idtmed[i], "COMP", 0.); | |
1039 | gMC->Gstpar(idtmed[i], "PAIR", 0.); | |
1040 | gMC->Gstpar(idtmed[i], "BREM", 0.); | |
1041 | gMC->Gstpar(idtmed[i], "DRAY", 0.); | |
1042 | gMC->Gstpar(idtmed[i], "ANNI", 0.); | |
1043 | gMC->Gstpar(idtmed[i], "HADR", 0.); | |
866ab5a2 | 1044 | |
1045 | // Avoid interaction in void | |
d213f1fa | 1046 | i = 11; //void with field |
1047 | gMC->Gstpar(idtmed[i], "DCAY", 0.); | |
1048 | gMC->Gstpar(idtmed[i], "MULS", 0.); | |
1049 | gMC->Gstpar(idtmed[i], "PFIS", 0.); | |
1050 | gMC->Gstpar(idtmed[i], "MUNU", 0.); | |
1051 | gMC->Gstpar(idtmed[i], "LOSS", 0.); | |
1052 | gMC->Gstpar(idtmed[i], "PHOT", 0.); | |
1053 | gMC->Gstpar(idtmed[i], "COMP", 0.); | |
1054 | gMC->Gstpar(idtmed[i], "PAIR", 0.); | |
1055 | gMC->Gstpar(idtmed[i], "BREM", 0.); | |
1056 | gMC->Gstpar(idtmed[i], "DRAY", 0.); | |
1057 | gMC->Gstpar(idtmed[i], "ANNI", 0.); | |
1058 | gMC->Gstpar(idtmed[i], "HADR", 0.); | |
866ab5a2 | 1059 | |
68ca986e | 1060 | // |
866ab5a2 | 1061 | fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material |
1062 | fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material | |
a2216698 | 1063 | fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 |
1064 | fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 | |
1065 | fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material | |
de28527d | 1066 | // fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield |
1067 | // fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes | |
866ab5a2 | 1068 | fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves |
68ca986e | 1069 | } |
1070 | ||
1071 | //_____________________________________________________________________________ | |
1072 | void AliZDCv1::Init() | |
1073 | { | |
1074 | InitTables(); | |
68ca986e | 1075 | } |
1076 | ||
1077 | //_____________________________________________________________________________ | |
1078 | void AliZDCv1::InitTables() | |
1079 | { | |
c6937a87 | 1080 | // |
1081 | // Read light tables for Cerenkov light production parameterization | |
1082 | // | |
1083 | ||
c0ceba4c | 1084 | Int_t k, j; |
5a881c97 | 1085 | |
866ab5a2 | 1086 | char *lightfName1,*lightfName2,*lightfName3,*lightfName4, |
1087 | *lightfName5,*lightfName6,*lightfName7,*lightfName8; | |
68ca986e | 1088 | FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8; |
1089 | ||
a2216698 | 1090 | // --- Reading light tables for ZN |
866ab5a2 | 1091 | lightfName1 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362207s"); |
1092 | if((fp1 = fopen(lightfName1,"r")) == NULL){ | |
68ca986e | 1093 | printf("Cannot open file fp1 \n"); |
1094 | return; | |
1095 | } | |
866ab5a2 | 1096 | lightfName2 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362208s"); |
1097 | if((fp2 = fopen(lightfName2,"r")) == NULL){ | |
68ca986e | 1098 | printf("Cannot open file fp2 \n"); |
1099 | return; | |
1100 | } | |
866ab5a2 | 1101 | lightfName3 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362209s"); |
1102 | if((fp3 = fopen(lightfName3,"r")) == NULL){ | |
68ca986e | 1103 | printf("Cannot open file fp3 \n"); |
1104 | return; | |
1105 | } | |
866ab5a2 | 1106 | lightfName4 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620362210s"); |
1107 | if((fp4 = fopen(lightfName4,"r")) == NULL){ | |
68ca986e | 1108 | printf("Cannot open file fp4 \n"); |
1109 | return; | |
1110 | } | |
a2216698 | 1111 | |
c0ceba4c | 1112 | for(k=0; k<fNalfan; k++){ |
1113 | for(j=0; j<fNben; j++){ | |
68ca986e | 1114 | fscanf(fp1,"%f",&fTablen[0][k][j]); |
1115 | fscanf(fp2,"%f",&fTablen[1][k][j]); | |
1116 | fscanf(fp3,"%f",&fTablen[2][k][j]); | |
1117 | fscanf(fp4,"%f",&fTablen[3][k][j]); | |
1118 | } | |
1119 | } | |
1120 | fclose(fp1); | |
1121 | fclose(fp2); | |
1122 | fclose(fp3); | |
1123 | fclose(fp4); | |
1124 | ||
a2216698 | 1125 | // --- Reading light tables for ZP and ZEM |
866ab5a2 | 1126 | lightfName5 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552207s"); |
1127 | if((fp5 = fopen(lightfName5,"r")) == NULL){ | |
68ca986e | 1128 | printf("Cannot open file fp5 \n"); |
1129 | return; | |
1130 | } | |
866ab5a2 | 1131 | lightfName6 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552208s"); |
1132 | if((fp6 = fopen(lightfName6,"r")) == NULL){ | |
68ca986e | 1133 | printf("Cannot open file fp6 \n"); |
1134 | return; | |
1135 | } | |
866ab5a2 | 1136 | lightfName7 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552209s"); |
1137 | if((fp7 = fopen(lightfName7,"r")) == NULL){ | |
68ca986e | 1138 | printf("Cannot open file fp7 \n"); |
1139 | return; | |
1140 | } | |
866ab5a2 | 1141 | lightfName8 = gSystem->ExpandPathName("$ALICE/$ALICE_LEVEL/ZDC/light22620552210s"); |
1142 | if((fp8 = fopen(lightfName8,"r")) == NULL){ | |
68ca986e | 1143 | printf("Cannot open file fp8 \n"); |
1144 | return; | |
1145 | } | |
a2216698 | 1146 | |
c0ceba4c | 1147 | for(k=0; k<fNalfap; k++){ |
1148 | for(j=0; j<fNbep; j++){ | |
68ca986e | 1149 | fscanf(fp5,"%f",&fTablep[0][k][j]); |
1150 | fscanf(fp6,"%f",&fTablep[1][k][j]); | |
1151 | fscanf(fp7,"%f",&fTablep[2][k][j]); | |
1152 | fscanf(fp8,"%f",&fTablep[3][k][j]); | |
1153 | } | |
1154 | } | |
1155 | fclose(fp5); | |
1156 | fclose(fp6); | |
1157 | fclose(fp7); | |
1158 | fclose(fp8); | |
1159 | } | |
68ca986e | 1160 | //_____________________________________________________________________________ |
1161 | void AliZDCv1::StepManager() | |
1162 | { | |
1163 | // | |
1164 | // Routine called at every step in the Zero Degree Calorimeters | |
1165 | // | |
1166 | ||
a2216698 | 1167 | Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe; |
366ff5c2 | 1168 | Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, radius, out; |
c6937a87 | 1169 | Float_t xalic[3], z, guiEff, guiPar[4]={0.31,-0.0004,0.0197,0.7958}; |
68ca986e | 1170 | TLorentzVector s, p; |
1171 | const char *knamed; | |
866ab5a2 | 1172 | |
de6bc247 | 1173 | for (j=0;j<10;j++) hits[j]=0; |
866ab5a2 | 1174 | |
68ca986e | 1175 | if((gMC->GetMedium() == fMedSensZN) || (gMC->GetMedium() == fMedSensZP) || |
1176 | (gMC->GetMedium() == fMedSensGR) || (gMC->GetMedium() == fMedSensF1) || | |
d213f1fa | 1177 | (gMC->GetMedium() == fMedSensF2) || (gMC->GetMedium() == fMedSensZEM)){ |
47388856 | 1178 | |
1179 | // --- This part is for no shower developement in beam pipe and TDI | |
d213f1fa | 1180 | // (gMC->GetMedium() == fMedSensPI) || (gMC->GetMedium() == fMedSensTDI)){ |
cc9c0243 | 1181 | |
866ab5a2 | 1182 | // If particle interacts with beam pipe -> return |
d213f1fa | 1183 | // if((gMC->GetMedium() == fMedSensPI) || (gMC->GetMedium() == fMedSensTDI)){ |
a2216698 | 1184 | // If option NoShower is set -> StopTrack |
d213f1fa | 1185 | // if(fNoShower==1) { |
4f9ca16e | 1186 | // if(gMC->GetMedium() == fMedSensPI) { |
1187 | // knamed = gMC->CurrentVolName(); | |
1188 | // if((!strncmp(knamed,"MQ",2)) || (!strncmp(knamed,"YM",2))) fpLostIT += 1; | |
1189 | // if((!strncmp(knamed,"MD1",3))|| (!strncmp(knamed,"YD1",2))) fpLostD1 += 1; | |
1190 | // } | |
1191 | // if(gMC->GetMedium() == fMedSensTDI) fpLostTDI += 1; | |
d213f1fa | 1192 | // gMC->StopTrack(); |
a2216698 | 1193 | // printf("\n # of p lost in Inner Triplet = %d\n",fpLostIT); |
1194 | // printf("\n # of p lost in D1 = %d\n",fpLostD1); | |
1195 | // printf("\n # of p lost in TDI = %d\n",fpLostTDI); | |
d213f1fa | 1196 | // } |
7cc664ae | 1197 | // return; |
d213f1fa | 1198 | // } |
866ab5a2 | 1199 | |
68ca986e | 1200 | //Particle coordinates |
1201 | gMC->TrackPosition(s); | |
c0ceba4c | 1202 | for(j=0; j<=2; j++){ |
68ca986e | 1203 | x[j] = s[j]; |
1204 | } | |
1205 | hits[0] = x[0]; | |
1206 | hits[1] = x[1]; | |
1207 | hits[2] = x[2]; | |
1208 | ||
1209 | // Determine in which ZDC the particle is | |
1210 | knamed = gMC->CurrentVolName(); | |
47388856 | 1211 | if(!strncmp(knamed,"ZN",2)){ |
1212 | vol[0]=1; | |
1213 | } | |
1214 | else if(!strncmp(knamed,"ZP",2)){ | |
1215 | vol[0]=2; | |
1216 | } | |
1217 | else if(!strncmp(knamed,"ZE",2)){ | |
1218 | vol[0]=3; | |
1219 | } | |
68ca986e | 1220 | |
1221 | // Determine in which quadrant the particle is | |
47388856 | 1222 | |
1223 | if(vol[0]==1){ //Quadrant in ZN | |
866ab5a2 | 1224 | xdet[0] = x[0]-fPosZN[0]; |
1225 | xdet[1] = x[1]-fPosZN[1]; | |
5a881c97 | 1226 | if((xdet[0]<=0.) && (xdet[1]>=0.)) vol[1]=1; |
1227 | if((xdet[0]>0.) && (xdet[1]>0.)) vol[1]=2; | |
1228 | if((xdet[0]<0.) && (xdet[1]<0.)) vol[1]=3; | |
1229 | if((xdet[0]>0.) && (xdet[1]<0.)) vol[1]=4; | |
68ca986e | 1230 | } |
47388856 | 1231 | else if(vol[0]==2){ //Quadrant in ZP |
866ab5a2 | 1232 | xdet[0] = x[0]-fPosZP[0]; |
1233 | xdet[1] = x[1]-fPosZP[1]; | |
1234 | if(xdet[0]>fDimZP[0])xdet[0]=fDimZP[0]-0.01; | |
1235 | if(xdet[0]<-fDimZP[0])xdet[0]=-fDimZP[0]+0.01; | |
68ca986e | 1236 | Float_t xqZP = xdet[0]/(fDimZP[0]/2); |
1237 | for(int i=1; i<=4; i++){ | |
866ab5a2 | 1238 | if(xqZP>=(i-3) && xqZP<(i-2)){ |
68ca986e | 1239 | vol[1] = i; |
1240 | break; | |
5a881c97 | 1241 | } |
1242 | } | |
68ca986e | 1243 | } |
47388856 | 1244 | else if(vol[0] == 3){ //ZEM has only 1 quadrant |
866ab5a2 | 1245 | vol[1] = 1; |
1246 | xdet[0] = x[0]-fPosZEM[0]; | |
1247 | xdet[1] = x[1]-fPosZEM[1]; | |
866ab5a2 | 1248 | } |
1249 | ||
68ca986e | 1250 | // Store impact point and kinetic energy of the ENTERING particle |
1251 | ||
68ca986e | 1252 | // if(Curtrack==Prim){ |
1253 | if(gMC->IsTrackEntering()){ | |
1254 | //Particle energy | |
1255 | gMC->TrackMomentum(p); | |
68ca986e | 1256 | hits[3] = p[3]; |
866ab5a2 | 1257 | // Impact point on ZDC |
68ca986e | 1258 | hits[4] = xdet[0]; |
1259 | hits[5] = xdet[1]; | |
866ab5a2 | 1260 | hits[6] = 0; |
68ca986e | 1261 | hits[7] = 0; |
1262 | hits[8] = 0; | |
1263 | hits[9] = 0; | |
1264 | ||
866ab5a2 | 1265 | // Int_t PcID = gMC->TrackPid(); |
1266 | // printf("Pc ID -> %d\n",PcID); | |
5d12ce38 | 1267 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
866ab5a2 | 1268 | |
1269 | if(fNoShower==1){ | |
4f9ca16e | 1270 | // fpDetected += 1; |
a2216698 | 1271 | gMC->StopTrack(); |
1272 | // printf("\n # of detected p = %d\n",fpDetected); | |
1273 | return; | |
866ab5a2 | 1274 | } |
68ca986e | 1275 | } |
a2216698 | 1276 | // } // Curtrack IF |
68ca986e | 1277 | |
1278 | // Charged particles -> Energy loss | |
1279 | if((destep=gMC->Edep())){ | |
1280 | if(gMC->IsTrackStop()){ | |
1281 | gMC->TrackMomentum(p); | |
1282 | m = gMC->TrackMass(); | |
1283 | ekin = p[3]-m; | |
68ca986e | 1284 | hits[9] = ekin; |
1285 | hits[7] = 0.; | |
1286 | hits[8] = 0.; | |
5d12ce38 | 1287 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
68ca986e | 1288 | } |
1289 | else{ | |
1290 | hits[9] = destep; | |
1291 | hits[7] = 0.; | |
1292 | hits[8] = 0.; | |
5d12ce38 | 1293 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
68ca986e | 1294 | } |
a2216698 | 1295 | // printf(" Dep. E = %f \n",hits[9]); |
1296 | } | |
1297 | }// NB -> Questa parentesi (chiude il primo IF) io la sposterei al fondo!??? | |
68ca986e | 1298 | |
1299 | ||
1300 | // *** Light production in fibres | |
1301 | if((gMC->GetMedium() == fMedSensF1) || (gMC->GetMedium() == fMedSensF2)){ | |
68ca986e | 1302 | |
1303 | //Select charged particles | |
1304 | if((destep=gMC->Edep())){ | |
68ca986e | 1305 | |
1306 | // Particle velocity | |
1307 | gMC->TrackMomentum(p); | |
1308 | Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]); | |
1309 | Float_t beta = ptot/p[3]; | |
47388856 | 1310 | if(beta<0.67){ |
1311 | return; | |
1312 | } | |
1313 | else if((beta>=0.67) && (beta<=0.75)){ | |
1314 | ibeta = 0; | |
1315 | } | |
1316 | if((beta>0.75) && (beta<=0.85)){ | |
1317 | ibeta = 1; | |
1318 | } | |
1319 | if((beta>0.85) && (beta<=0.95)){ | |
1320 | ibeta = 2; | |
1321 | } | |
1322 | if(beta>0.95){ | |
1323 | ibeta = 3; | |
1324 | } | |
68ca986e | 1325 | |
1326 | // Angle between particle trajectory and fibre axis | |
1327 | // 1 -> Momentum directions | |
1328 | um[0] = p[0]/ptot; | |
1329 | um[1] = p[1]/ptot; | |
1330 | um[2] = p[2]/ptot; | |
1331 | gMC->Gmtod(um,ud,2); | |
1332 | // 2 -> Angle < limit angle | |
1333 | Double_t alfar = TMath::ACos(ud[2]); | |
1334 | Double_t alfa = alfar*kRaddeg; | |
866ab5a2 | 1335 | if(alfa>=110.) return; |
68ca986e | 1336 | ialfa = Int_t(1.+alfa/2.); |
1337 | ||
1338 | // Distance between particle trajectory and fibre axis | |
1339 | gMC->TrackPosition(s); | |
c0ceba4c | 1340 | for(j=0; j<=2; j++){ |
68ca986e | 1341 | x[j] = s[j]; |
1342 | } | |
1343 | gMC->Gmtod(x,xdet,1); | |
1344 | if(TMath::Abs(ud[0])>0.00001){ | |
1345 | Float_t dcoeff = ud[1]/ud[0]; | |
1346 | be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.)); | |
1347 | } | |
1348 | else{ | |
1349 | be = TMath::Abs(ud[0]); | |
1350 | } | |
1351 | ||
47388856 | 1352 | if((vol[0]==1)){ |
1353 | radius = fFibZN[1]; | |
1354 | } | |
1355 | else if((vol[0]==2)){ | |
1356 | radius = fFibZP[1]; | |
1357 | } | |
68ca986e | 1358 | ibe = Int_t(be*1000.+1); |
1359 | ||
1360 | //Looking into the light tables | |
1361 | Float_t charge = gMC->TrackCharge(); | |
1362 | ||
47388856 | 1363 | if((vol[0]==1)) { // (1) ZN fibres |
68ca986e | 1364 | if(ibe>fNben) ibe=fNben; |
1365 | out = charge*charge*fTablen[ibeta][ialfa][ibe]; | |
5ce39387 | 1366 | nphe = gRandom->Poisson(out); |
a2216698 | 1367 | // printf("ZN --- ibeta = %d, ialfa = %d, ibe = %d" |
1368 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); | |
68ca986e | 1369 | if(gMC->GetMedium() == fMedSensF1){ |
5ce39387 | 1370 | hits[7] = nphe; //fLightPMQ |
68ca986e | 1371 | hits[8] = 0; |
1372 | hits[9] = 0; | |
5d12ce38 | 1373 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
68ca986e | 1374 | } |
1375 | else{ | |
1376 | hits[7] = 0; | |
5ce39387 | 1377 | hits[8] = nphe; //fLightPMC |
68ca986e | 1378 | hits[9] = 0; |
5d12ce38 | 1379 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
68ca986e | 1380 | } |
1381 | } | |
47388856 | 1382 | else if((vol[0]==2)) { // (2) ZP fibres |
68ca986e | 1383 | if(ibe>fNbep) ibe=fNbep; |
1384 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; | |
5ce39387 | 1385 | nphe = gRandom->Poisson(out); |
a2216698 | 1386 | // printf("ZP --- ibeta = %d, ialfa = %d, ibe = %d" |
1387 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); | |
68ca986e | 1388 | if(gMC->GetMedium() == fMedSensF1){ |
5ce39387 | 1389 | hits[7] = nphe; //fLightPMQ |
68ca986e | 1390 | hits[8] = 0; |
1391 | hits[9] = 0; | |
5d12ce38 | 1392 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
68ca986e | 1393 | } |
1394 | else{ | |
1395 | hits[7] = 0; | |
5ce39387 | 1396 | hits[8] = nphe; //fLightPMC |
68ca986e | 1397 | hits[9] = 0; |
5d12ce38 | 1398 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
68ca986e | 1399 | } |
1400 | } | |
47388856 | 1401 | else if((vol[0]==3)) { // (3) ZEM fibres |
866ab5a2 | 1402 | if(ibe>fNbep) ibe=fNbep; |
1403 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; | |
47388856 | 1404 | gMC->TrackPosition(s); |
1405 | for(j=0; j<=2; j++){ | |
1406 | xalic[j] = s[j]; | |
1407 | } | |
1408 | // z-coordinate from ZEM front face | |
1409 | // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm | |
1410 | z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1]; | |
1411 | // z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad)); | |
1412 | // printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength); | |
c6937a87 | 1413 | guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]); |
47388856 | 1414 | // printf("\n xalic[0] = %f xalic[1] = %f xalic[2] = %f z = %f \n", |
1415 | // xalic[0],xalic[1],xalic[2],z); | |
c6937a87 | 1416 | out = out*guiEff; |
5ce39387 | 1417 | nphe = gRandom->Poisson(out); |
c6937a87 | 1418 | // printf(" out*guiEff = %f nphe = %d", out, nphe); |
a2216698 | 1419 | // printf("ZEM --- ibeta = %d, ialfa = %d, ibe = %d" |
1420 | // " -> out = %f, nphe = %d\n", ibeta, ialfa, ibe, out, nphe); | |
0c9b76ab | 1421 | hits[7] = 0; |
1422 | hits[8] = nphe; //fLightPMC | |
5ce39387 | 1423 | hits[9] = 0; |
5d12ce38 | 1424 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
a2216698 | 1425 | } |
68ca986e | 1426 | } |
68ca986e | 1427 | } |
1428 | } |