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4663d63d | 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 | ||
4663d63d | 16 | |
8cc32cbc | 17 | /////////////////////////////////////////////////////////////////////// |
18 | // // | |
03ab2c93 | 19 | // AliZDCv2 --- new ZDC geometry // |
8cc32cbc | 20 | // with the EM ZDC at about 10 m from IP // |
21 | // Just one set of ZDC is inserted // | |
22 | // (on the same side of the dimuon arm realtive to IP) // | |
03ab2c93 | 23 | // Compensator in ZDC geometry (Nov. 2004) // |
8cc32cbc | 24 | // // |
25 | /////////////////////////////////////////////////////////////////////// | |
4663d63d | 26 | |
27 | // --- Standard libraries | |
28 | #include "stdio.h" | |
29 | ||
30 | // --- ROOT system | |
31 | #include <TBRIK.h> | |
88cb7938 | 32 | #include <TLorentzVector.h> |
4663d63d | 33 | #include <TMath.h> |
88cb7938 | 34 | #include <TNode.h> |
4663d63d | 35 | #include <TRandom.h> |
36 | #include <TSystem.h> | |
37 | #include <TTree.h> | |
88cb7938 | 38 | #include <TVirtualMC.h> |
a1a21b39 | 39 | #include <TGeoManager.h> |
4663d63d | 40 | |
41 | // --- AliRoot classes | |
88cb7938 | 42 | #include "AliConst.h" |
4663d63d | 43 | #include "AliMagF.h" |
88cb7938 | 44 | #include "AliRun.h" |
88cb7938 | 45 | #include "AliZDCv2.h" |
5d12ce38 | 46 | #include "AliMC.h" |
4663d63d | 47 | |
8a2624cc | 48 | class AliZDCHit; |
49 | class AliPDG; | |
50 | class AliDetector; | |
4663d63d | 51 | |
52 | ClassImp(AliZDCv2) | |
4663d63d | 53 | |
54 | //_____________________________________________________________________________ | |
55 | AliZDCv2::AliZDCv2() : AliZDC() | |
56 | { | |
57 | // | |
58 | // Default constructor for Zero Degree Calorimeter | |
59 | // | |
60 | ||
61 | fMedSensF1 = 0; | |
62 | fMedSensF2 = 0; | |
63 | fMedSensZN = 0; | |
64 | fMedSensZP = 0; | |
65 | fMedSensZEM = 0; | |
66 | fMedSensGR = 0; | |
bc7e1cd6 | 67 | |
4663d63d | 68 | } |
69 | ||
70 | //_____________________________________________________________________________ | |
71 | AliZDCv2::AliZDCv2(const char *name, const char *title) | |
72 | : AliZDC(name,title) | |
73 | { | |
74 | // | |
75 | // Standard constructor for Zero Degree Calorimeter | |
76 | // | |
77 | // | |
78 | // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!) | |
79 | ||
c6937a87 | 80 | AliModule* pipe=gAlice->GetModule("PIPE"); |
81 | AliModule* abso=gAlice->GetModule("ABSO"); | |
82 | AliModule* dipo=gAlice->GetModule("DIPO"); | |
83 | AliModule* shil=gAlice->GetModule("SHIL"); | |
84 | if((!pipe) || (!abso) || (!dipo) || (!shil)) { | |
4663d63d | 85 | Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n"); |
86 | exit(1); | |
87 | } | |
88 | ||
89 | fMedSensF1 = 0; | |
90 | fMedSensF2 = 0; | |
91 | fMedSensZN = 0; | |
92 | fMedSensZP = 0; | |
93 | fMedSensZEM = 0; | |
94 | fMedSensGR = 0; | |
4700b983 | 95 | fMedSensPI = 0; |
96 | fMedSensTDI = 0; | |
4663d63d | 97 | |
98 | ||
99 | // Parameters for light tables | |
100 | fNalfan = 90; // Number of Alfa (neutrons) | |
101 | fNalfap = 90; // Number of Alfa (protons) | |
102 | fNben = 18; // Number of beta (neutrons) | |
103 | fNbep = 28; // Number of beta (protons) | |
104 | Int_t ip,jp,kp; | |
105 | for(ip=0; ip<4; ip++){ | |
106 | for(kp=0; kp<fNalfap; kp++){ | |
107 | for(jp=0; jp<fNbep; jp++){ | |
108 | fTablep[ip][kp][jp] = 0; | |
109 | } | |
110 | } | |
111 | } | |
112 | Int_t in,jn,kn; | |
113 | for(in=0; in<4; in++){ | |
114 | for(kn=0; kn<fNalfan; kn++){ | |
115 | for(jn=0; jn<fNben; jn++){ | |
116 | fTablen[in][kn][jn] = 0; | |
117 | } | |
118 | } | |
119 | } | |
120 | ||
121 | // Parameters for hadronic calorimeters geometry | |
410749b4 | 122 | fDimZN[0] = 3.52; |
123 | fDimZN[1] = 3.52; | |
124 | fDimZN[2] = 50.; | |
4663d63d | 125 | fDimZP[0] = 11.2; |
126 | fDimZP[1] = 6.; | |
127 | fDimZP[2] = 75.; | |
128 | fPosZN[0] = 0.; | |
8cc32cbc | 129 | fPosZN[1] = 1.2; |
bc7e1cd6 | 130 | fPosZN[2] = -11650.; |
131 | fPosZP[0] = 23.9; | |
4663d63d | 132 | fPosZP[1] = 0.; |
bc7e1cd6 | 133 | fPosZP[2] = -11600.; |
4663d63d | 134 | fFibZN[0] = 0.; |
135 | fFibZN[1] = 0.01825; | |
136 | fFibZN[2] = 50.; | |
137 | fFibZP[0] = 0.; | |
138 | fFibZP[1] = 0.0275; | |
139 | fFibZP[2] = 75.; | |
140 | ||
141 | // Parameters for EM calorimeter geometry | |
142 | fPosZEM[0] = 8.5; | |
143 | fPosZEM[1] = 0.; | |
59ec6db4 | 144 | fPosZEM[2] = 735.; |
9eeb903e | 145 | |
146 | Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice | |
147 | Float_t kDimZEMAir = 0.001; // scotch | |
148 | Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding) | |
149 | Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector | |
150 | Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.))); | |
151 | fZEMLength = kDimZEM0; | |
4663d63d | 152 | |
4663d63d | 153 | } |
154 | ||
155 | //_____________________________________________________________________________ | |
156 | void AliZDCv2::CreateGeometry() | |
157 | { | |
158 | // | |
b2a1dc96 | 159 | // Create the geometry for the Zero Degree Calorimeter version 2 |
4663d63d | 160 | //* Initialize COMMON block ZDC_CGEOM |
161 | //* | |
162 | ||
163 | CreateBeamLine(); | |
164 | CreateZDC(); | |
165 | } | |
166 | ||
167 | //_____________________________________________________________________________ | |
168 | void AliZDCv2::CreateBeamLine() | |
169 | { | |
c6937a87 | 170 | // |
171 | // Create the beam line elements | |
172 | // | |
4663d63d | 173 | |
03ab2c93 | 174 | Float_t zc, zq, zd1, zd2; |
4663d63d | 175 | Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3]; |
176 | Int_t im1, im2; | |
177 | ||
178 | Int_t *idtmed = fIdtmed->GetArray(); | |
179 | ||
180 | // -- Mother of the ZDCs (Vacuum PCON) | |
03ab2c93 | 181 | // zd1 = 2092.; // (Without compensator in ZDC geometry) |
182 | zd1 = 1921.6; | |
b2a1dc96 | 183 | |
4663d63d | 184 | conpar[0] = 0.; |
185 | conpar[1] = 360.; | |
186 | conpar[2] = 2.; | |
bc7e1cd6 | 187 | conpar[3] = -13500.; |
4663d63d | 188 | conpar[4] = 0.; |
c63eb7ab | 189 | conpar[5] = 55.; |
bc7e1cd6 | 190 | conpar[6] = -zd1; |
4663d63d | 191 | conpar[7] = 0.; |
c63eb7ab | 192 | conpar[8] = 55.; |
4663d63d | 193 | gMC->Gsvolu("ZDC ", "PCON", idtmed[11], conpar, 9); |
bc7e1cd6 | 194 | gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
4663d63d | 195 | |
196 | // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to | |
197 | // the beginning of D1) | |
4663d63d | 198 | tubpar[0] = 6.3/2.; |
199 | tubpar[1] = 6.7/2.; | |
4700b983 | 200 | // From beginning of ZDC volumes to beginning of D1 |
201 | tubpar[2] = (5838.3-zd1)/2.; | |
4663d63d | 202 | gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3); |
bc7e1cd6 | 203 | gMC->Gspos("QT01", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
204 | // Ch.debug | |
205 | //printf("\n QT01 TUBE pipe from z = %f to z= %f (D1 beg.)\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 206 | |
207 | //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the | |
208 | // beginning of D2) | |
209 | ||
210 | //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm | |
211 | //-- Cylindrical pipe (r = 3.47) + conical flare | |
212 | ||
213 | // -> Beginning of D1 | |
214 | zd1 += 2.*tubpar[2]; | |
215 | ||
216 | tubpar[0] = 3.47; | |
217 | tubpar[1] = 3.47+0.2; | |
218 | tubpar[2] = 958.5/2.; | |
219 | gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 220 | gMC->Gspos("QT02", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
221 | // Ch.debug | |
222 | //printf("\n QT02 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 223 | |
224 | zd1 += 2.*tubpar[2]; | |
225 | ||
226 | conpar[0] = 25./2.; | |
bc7e1cd6 | 227 | conpar[1] = 10./2.; |
228 | conpar[2] = 10.4/2.; | |
229 | conpar[3] = 6.44/2.; | |
230 | conpar[4] = 6.84/2.; | |
4663d63d | 231 | gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5); |
bc7e1cd6 | 232 | gMC->Gspos("QC01", 1, "ZDC ", 0., 0., -conpar[0]-zd1, 0, "ONLY"); |
233 | // Ch.debug | |
234 | //printf("\n QC01 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1); | |
4663d63d | 235 | |
236 | zd1 += 2.*conpar[0]; | |
237 | ||
238 | tubpar[0] = 10./2.; | |
239 | tubpar[1] = 10.4/2.; | |
240 | tubpar[2] = 50./2.; | |
241 | gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 242 | gMC->Gspos("QT03", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
243 | // Ch.debug | |
244 | //printf("\n QT03 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 245 | |
246 | zd1 += tubpar[2]*2.; | |
247 | ||
248 | tubpar[0] = 10./2.; | |
249 | tubpar[1] = 10.4/2.; | |
250 | tubpar[2] = 10./2.; | |
251 | gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 252 | gMC->Gspos("QT04", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
253 | // Ch.debug | |
254 | //printf("\n QT04 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 255 | |
256 | zd1 += tubpar[2] * 2.; | |
257 | ||
258 | tubpar[0] = 10./2.; | |
259 | tubpar[1] = 10.4/2.; | |
260 | tubpar[2] = 3.16/2.; | |
261 | gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 262 | gMC->Gspos("QT05", 1, "ZDC ", 0., 0., -tubpar[0]-zd1, 0, "ONLY"); |
263 | // Ch.debug | |
264 | //printf("\n QT05 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 265 | |
266 | zd1 += tubpar[2] * 2.; | |
267 | ||
268 | tubpar[0] = 10.0/2.; | |
269 | tubpar[1] = 10.4/2; | |
270 | tubpar[2] = 190./2.; | |
271 | gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 272 | gMC->Gspos("QT06", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
273 | // Ch.debug | |
274 | //printf("\n QT06 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 275 | |
276 | zd1 += tubpar[2] * 2.; | |
277 | ||
278 | conpar[0] = 30./2.; | |
bc7e1cd6 | 279 | conpar[1] = 20.6/2.; |
280 | conpar[2] = 21./2.; | |
281 | conpar[3] = 10./2.; | |
282 | conpar[4] = 10.4/2.; | |
4663d63d | 283 | gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5); |
bc7e1cd6 | 284 | gMC->Gspos("QC02", 1, "ZDC ", 0., 0., -conpar[0]-zd1, 0, "ONLY"); |
285 | // Ch.debug | |
286 | //printf("\n QC02 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1); | |
4663d63d | 287 | |
288 | zd1 += conpar[0] * 2.; | |
289 | ||
290 | tubpar[0] = 20.6/2.; | |
291 | tubpar[1] = 21./2.; | |
292 | tubpar[2] = 450./2.; | |
293 | gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 294 | gMC->Gspos("QT07", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
295 | // Ch.debug | |
296 | //printf("\n QT07 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 297 | |
298 | zd1 += tubpar[2] * 2.; | |
299 | ||
300 | conpar[0] = 13.6/2.; | |
bc7e1cd6 | 301 | conpar[1] = 25.4/2.; |
302 | conpar[2] = 25.8/2.; | |
303 | conpar[3] = 20.6/2.; | |
304 | conpar[4] = 21./2.; | |
4663d63d | 305 | gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5); |
bc7e1cd6 | 306 | gMC->Gspos("QC03", 1, "ZDC ", 0., 0., -conpar[0]-zd1, 0, "ONLY"); |
307 | // Ch.debug | |
308 | //printf("\n QC03 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1); | |
4663d63d | 309 | |
310 | zd1 += conpar[0] * 2.; | |
311 | ||
312 | tubpar[0] = 25.4/2.; | |
313 | tubpar[1] = 25.8/2.; | |
314 | tubpar[2] = 205.8/2.; | |
315 | gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 316 | gMC->Gspos("QT08", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
317 | // Ch.debug | |
318 | //printf("\n QT08 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 319 | |
320 | zd1 += tubpar[2] * 2.; | |
321 | ||
322 | tubpar[0] = 50./2.; | |
323 | tubpar[1] = 50.4/2.; | |
324 | // QT09 is 10 cm longer to accomodate TDI | |
325 | tubpar[2] = 515.4/2.; | |
326 | gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 327 | gMC->Gspos("QT09", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
328 | // Ch.debug | |
329 | //printf("\n QT09 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 330 | |
331 | // --- Insert TDI (inside ZDC volume) | |
4663d63d | 332 | boxpar[0] = 5.6; |
333 | boxpar[1] = 5.6; | |
334 | boxpar[2] = 400./2.; | |
335 | gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3); | |
bc7e1cd6 | 336 | gMC->Gspos("QTD1", 1, "ZDC ", -3., 10.6, -tubpar[2]-zd1-56.3, 0, "ONLY"); |
337 | gMC->Gspos("QTD1", 2, "ZDC ", -3., -10.6, -tubpar[2]-zd1-56.3, 0, "ONLY"); | |
4663d63d | 338 | |
339 | boxpar[0] = 0.2/2.; | |
340 | boxpar[1] = 5.6; | |
341 | boxpar[2] = 400./2.; | |
342 | gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3); | |
bc7e1cd6 | 343 | gMC->Gspos("QTD2", 1, "ZDC ", -8.6-boxpar[0], 0., -tubpar[2]-zd1-56.3, 0, "ONLY"); |
4663d63d | 344 | |
6d5d9c06 | 345 | tubspar[0] = 10.5; // R = 10.5 cm------------------------------------------ |
346 | tubspar[1] = 10.7; | |
4663d63d | 347 | tubspar[2] = 400./2.; |
bc7e1cd6 | 348 | tubspar[3] = 360.-75.5; |
349 | tubspar[4] = 75.5; | |
4663d63d | 350 | gMC->Gsvolu("QTD3", "TUBS", idtmed[6], tubspar, 5); |
bc7e1cd6 | 351 | gMC->Gspos("QTD3", 1, "ZDC ", 0., 0., -tubpar[2]-zd1-56.3, 0, "ONLY"); |
352 | // Ch.debug | |
353 | //printf("\n TDI volume from z = %f to z= %f\n",-tubpar[2]-zd1-56.3,-tubpar[2]-zd1-56.3-400.); | |
4663d63d | 354 | |
355 | zd1 += tubpar[2] * 2.; | |
356 | ||
357 | tubpar[0] = 50./2.; | |
358 | tubpar[1] = 50.4/2.; | |
359 | // QT10 is 10 cm shorter | |
360 | tubpar[2] = 690./2.; | |
361 | gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 362 | gMC->Gspos("QT10", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
363 | // Ch.debug | |
364 | //printf("\n QT10 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 365 | |
366 | zd1 += tubpar[2] * 2.; | |
367 | ||
368 | tubpar[0] = 50./2.; | |
369 | tubpar[1] = 50.4/2.; | |
370 | tubpar[2] = 778.5/2.; | |
371 | gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 372 | gMC->Gspos("QT11", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
373 | // Ch.debug | |
374 | //printf("\n QT11 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 375 | |
376 | zd1 += tubpar[2] * 2.; | |
377 | ||
378 | conpar[0] = 14.18/2.; | |
bc7e1cd6 | 379 | conpar[1] = 55./2.; |
380 | conpar[2] = 55.4/2.; | |
381 | conpar[3] = 50./2.; | |
382 | conpar[4] = 50.4/2.; | |
4663d63d | 383 | gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5); |
bc7e1cd6 | 384 | gMC->Gspos("QC04", 1, "ZDC ", 0., 0., -conpar[0]-zd1, 0, "ONLY"); |
385 | // Ch.debug | |
386 | //printf("\n QC04 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1); | |
4663d63d | 387 | |
388 | zd1 += conpar[0] * 2.; | |
389 | ||
390 | tubpar[0] = 55./2.; | |
391 | tubpar[1] = 55.4/2.; | |
392 | tubpar[2] = 730./2.; | |
393 | gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 394 | gMC->Gspos("QT12", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
395 | // Ch.debug | |
396 | //printf("\n QT12 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 397 | |
398 | zd1 += tubpar[2] * 2.; | |
399 | ||
400 | conpar[0] = 36.86/2.; | |
bc7e1cd6 | 401 | conpar[1] = 68./2.; |
402 | conpar[2] = 68.4/2.; | |
403 | conpar[3] = 55./2.; | |
404 | conpar[4] = 55.4/2.; | |
4663d63d | 405 | gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5); |
bc7e1cd6 | 406 | gMC->Gspos("QC05", 1, "ZDC ", 0., 0., -conpar[0]-zd1, 0, "ONLY"); |
407 | // Ch.debug | |
408 | //printf("\n QC05 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1); | |
4663d63d | 409 | |
410 | zd1 += conpar[0] * 2.; | |
411 | ||
412 | tubpar[0] = 68./2.; | |
413 | tubpar[1] = 68.4/2.; | |
414 | tubpar[2] = 927.3/2.; | |
415 | gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3); | |
bc7e1cd6 | 416 | gMC->Gspos("QT13", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
417 | // Ch.debug | |
418 | //printf("\n QT13 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 419 | |
420 | zd1 += tubpar[2] * 2.; | |
421 | ||
422 | tubpar[0] = 0./2.; | |
423 | tubpar[1] = 68.4/2.; | |
424 | tubpar[2] = 0.2/2.; | |
425 | gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3); | |
bc7e1cd6 | 426 | gMC->Gspos("QT14", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
427 | // Ch.debug | |
428 | //printf("\n QT14 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1); | |
4663d63d | 429 | |
430 | zd1 += tubpar[2] * 2.; | |
431 | ||
432 | tubpar[0] = 0./2.; | |
433 | tubpar[1] = 6.4/2.; | |
434 | tubpar[2] = 0.2/2.; | |
435 | gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3); | |
4663d63d | 436 | //-- Position QT15 inside QT14 |
437 | gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY"); | |
bc7e1cd6 | 438 | |
439 | gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3); | |
4663d63d | 440 | //-- Position QT16 inside QT14 |
441 | gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY"); | |
442 | ||
443 | ||
b2a1dc96 | 444 | //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2 |
4663d63d | 445 | |
446 | tubpar[0] = 6.4/2.; | |
447 | tubpar[1] = 6.8/2.; | |
448 | tubpar[2] = 680.8/2.; | |
449 | gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3); | |
450 | ||
451 | tubpar[0] = 6.4/2.; | |
452 | tubpar[1] = 6.8/2.; | |
453 | tubpar[2] = 680.8/2.; | |
454 | gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3); | |
455 | ||
456 | // -- ROTATE PIPES | |
bc7e1cd6 | 457 | Float_t angle = 0.143*kDegrad; // Rotation angle |
4663d63d | 458 | |
6d838c2f | 459 | //AliMatrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0 |
460 | gMC->Matrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0 | |
4663d63d | 461 | gMC->Gspos("QT17", 1, "ZDC ", TMath::Sin(angle) * 680.8/ 2. - 9.4, |
bc7e1cd6 | 462 | 0., -tubpar[2]-zd1, im1, "ONLY"); |
4663d63d | 463 | |
6d838c2f | 464 | //AliMatrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP) |
465 | gMC->Matrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP) | |
4663d63d | 466 | gMC->Gspos("QT18", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 680.8 / 2., |
bc7e1cd6 | 467 | 0., -tubpar[2]-zd1, im2, "ONLY"); |
c0f15647 | 468 | |
4663d63d | 469 | // -- END OF BEAM PIPE VOLUME DEFINITION. |
470 | // ---------------------------------------------------------------- | |
471 | ||
4663d63d | 472 | // ---------------------------------------------------------------- |
bc7e1cd6 | 473 | // -- MAGNET DEFINITION -> LHC OPTICS 6.5 |
03ab2c93 | 474 | // ---------------------------------------------------------------- |
475 | // -- COMPENSATOR DIPOLE (MBXW) | |
476 | zc = 1921.6; | |
477 | ||
478 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
479 | tubpar[0] = 0.; | |
480 | tubpar[1] = 4.5; | |
481 | tubpar[2] = 170./2.; | |
482 | gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3); | |
483 | ||
484 | // -- YOKE | |
485 | tubpar[0] = 4.5; | |
486 | tubpar[1] = 55.; | |
487 | tubpar[2] = 170./2.; | |
3e3ba835 | 488 | gMC->Gsvolu("YMBX", "TUBE", idtmed[13], tubpar, 3); |
03ab2c93 | 489 | |
490 | gMC->Gspos("MBXW", 1, "ZDC ", 0., 0., -tubpar[2]-zc, 0, "ONLY"); | |
491 | gMC->Gspos("YMBX", 1, "ZDC ", 0., 0., -tubpar[2]-zc, 0, "ONLY"); | |
4663d63d | 492 | |
4663d63d | 493 | |
03ab2c93 | 494 | // -- INNER TRIPLET |
495 | zq = 2296.5; | |
496 | ||
4663d63d | 497 | // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT |
03ab2c93 | 498 | // -- MQXL |
4663d63d | 499 | // -- GAP (VACUUM WITH MAGNETIC FIELD) |
4663d63d | 500 | tubpar[0] = 0.; |
ee0c4fc1 | 501 | tubpar[1] = 3.5; |
502 | tubpar[2] = 637./2.; | |
503 | gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3); | |
504 | ||
4663d63d | 505 | |
506 | // -- YOKE | |
4663d63d | 507 | tubpar[0] = 3.5; |
508 | tubpar[1] = 22.; | |
509 | tubpar[2] = 637./2.; | |
510 | gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3); | |
511 | ||
bc7e1cd6 | 512 | gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., -tubpar[2]-zq, 0, "ONLY"); |
513 | gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., -tubpar[2]-zq, 0, "ONLY"); | |
4663d63d | 514 | |
bc7e1cd6 | 515 | gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., -tubpar[2]-zq-2430., 0, "ONLY"); |
516 | gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., -tubpar[2]-zq-2430., 0, "ONLY"); | |
4663d63d | 517 | |
518 | // -- MQX | |
519 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
4663d63d | 520 | tubpar[0] = 0.; |
521 | tubpar[1] = 3.5; | |
522 | tubpar[2] = 550./2.; | |
523 | gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3); | |
524 | ||
525 | // -- YOKE | |
4663d63d | 526 | tubpar[0] = 3.5; |
527 | tubpar[1] = 22.; | |
528 | tubpar[2] = 550./2.; | |
529 | gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3); | |
530 | ||
bc7e1cd6 | 531 | gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY"); |
532 | gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY"); | |
4663d63d | 533 | |
bc7e1cd6 | 534 | gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY"); |
535 | gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY"); | |
4663d63d | 536 | |
537 | // -- SEPARATOR DIPOLE D1 | |
4663d63d | 538 | zd1 = 5838.3; |
539 | ||
540 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
4663d63d | 541 | tubpar[0] = 0.; |
542 | tubpar[1] = 6.94/2.; | |
543 | tubpar[2] = 945./2.; | |
544 | gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3); | |
545 | ||
546 | // -- Insert horizontal Cu plates inside D1 | |
547 | // -- (to simulate the vacuum chamber) | |
8ed59a88 | 548 | boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)) - 0.05; |
4663d63d | 549 | boxpar[1] = 0.2/2.; |
550 | boxpar[2] =945./2.; | |
551 | gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3); | |
552 | gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY"); | |
553 | gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY"); | |
554 | ||
555 | // -- YOKE | |
4663d63d | 556 | tubpar[0] = 0.; |
557 | tubpar[1] = 110./2; | |
558 | tubpar[2] = 945./2.; | |
559 | gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3); | |
560 | ||
bc7e1cd6 | 561 | gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., -tubpar[2]-zd1, 0, "ONLY"); |
4663d63d | 562 | gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY"); |
563 | ||
564 | // -- DIPOLE D2 | |
03ab2c93 | 565 | // --- LHC optics v6.4 |
4663d63d | 566 | zd2 = 12147.6; |
567 | ||
568 | // -- GAP (VACUUM WITH MAGNETIC FIELD) | |
4663d63d | 569 | tubpar[0] = 0.; |
570 | tubpar[1] = 7.5/2.; | |
571 | tubpar[2] = 945./2.; | |
572 | gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3); | |
573 | ||
574 | // -- YOKE | |
4663d63d | 575 | tubpar[0] = 0.; |
576 | tubpar[1] = 55.; | |
577 | tubpar[2] = 945./2.; | |
578 | gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3); | |
579 | ||
bc7e1cd6 | 580 | gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., -tubpar[2]-zd2, 0, "ONLY"); |
4663d63d | 581 | |
582 | gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY"); | |
583 | gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY"); | |
584 | ||
585 | // -- END OF MAGNET DEFINITION | |
586 | } | |
587 | ||
588 | //_____________________________________________________________________________ | |
589 | void AliZDCv2::CreateZDC() | |
590 | { | |
c6937a87 | 591 | // |
592 | // Create the various ZDCs (ZN + ZP) | |
593 | // | |
4663d63d | 594 | |
c6937a87 | 595 | Float_t dimPb[6], dimVoid[6]; |
4663d63d | 596 | |
597 | Int_t *idtmed = fIdtmed->GetArray(); | |
598 | ||
599 | // Parameters for hadronic calorimeters geometry | |
600 | // NB -> parameters used ONLY in CreateZDC() | |
4663d63d | 601 | Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector |
602 | Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector | |
603 | Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector | |
604 | Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector | |
605 | Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector | |
606 | Int_t fTowZP[2] = {4, 1}; // Tower for proton detector | |
607 | ||
608 | // Parameters for EM calorimeter geometry | |
609 | // NB -> parameters used ONLY in CreateZDC() | |
7169b3db | 610 | Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice |
611 | Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding) | |
4663d63d | 612 | Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector |
7169b3db | 613 | Float_t fDimZEM[6] = {fZEMLength, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector |
614 | Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-kFibRadZEM; | |
4663d63d | 615 | Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter |
616 | ||
617 | ||
618 | //-- Create calorimeters geometry | |
619 | ||
620 | // ------------------------------------------------------------------------------- | |
621 | //--> Neutron calorimeter (ZN) | |
622 | ||
623 | gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material | |
624 | gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material | |
625 | gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3); | |
626 | gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3); | |
627 | gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3); | |
628 | gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves | |
629 | gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3); | |
630 | gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3); | |
631 | gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3); | |
632 | ||
633 | // Divide ZNEU in towers (for hits purposes) | |
634 | ||
635 | gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower | |
636 | gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower | |
637 | ||
638 | //-- Divide ZN1 in minitowers | |
639 | // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS, | |
640 | // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS | |
641 | // (4 fibres per minitower) | |
642 | ||
643 | gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices | |
644 | gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks | |
645 | ||
646 | // --- Position the empty grooves in the sticks (4 grooves per stick) | |
647 | Float_t dx = fDimZN[0] / fDivZN[0] / 4.; | |
648 | Float_t dy = fDimZN[1] / fDivZN[1] / 4.; | |
649 | ||
650 | gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY"); | |
651 | gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY"); | |
652 | gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY"); | |
653 | gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY"); | |
654 | ||
655 | // --- Position the fibers in the grooves | |
656 | gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY"); | |
657 | gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY"); | |
658 | gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY"); | |
659 | gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY"); | |
660 | ||
661 | // --- Position the neutron calorimeter in ZDC | |
f05df11a | 662 | // -- Rotation of ZDCs |
663 | Int_t irotzdc; | |
664 | gMC->Matrix(irotzdc, 90., 180., 90., 90., 180., 0.); | |
665 | // | |
666 | gMC->Gspos("ZNEU", 1, "ZDC ", fPosZN[0], fPosZN[1], fPosZN[2]-fDimZN[2], irotzdc, "ONLY"); | |
bc7e1cd6 | 667 | //Ch debug |
668 | //printf("\n ZN -> %f < z < %f cm\n",fPosZN[2],fPosZN[2]-2*fDimZN[2]); | |
4663d63d | 669 | |
670 | // ------------------------------------------------------------------------------- | |
671 | //--> Proton calorimeter (ZP) | |
672 | ||
673 | gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material | |
674 | gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material | |
675 | gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3); | |
676 | gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3); | |
677 | gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3); | |
678 | gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves | |
679 | gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3); | |
680 | gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3); | |
681 | gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3); | |
682 | ||
683 | //-- Divide ZPRO in towers(for hits purposes) | |
684 | ||
685 | gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower | |
686 | gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower | |
687 | ||
688 | ||
689 | //-- Divide ZP1 in minitowers | |
690 | // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER, | |
691 | // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER | |
692 | // (4 fiber per minitower) | |
693 | ||
694 | gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices | |
695 | gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks | |
696 | ||
697 | // --- Position the empty grooves in the sticks (4 grooves per stick) | |
698 | dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.; | |
699 | dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.; | |
700 | ||
701 | gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY"); | |
702 | gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY"); | |
703 | gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY"); | |
704 | gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY"); | |
705 | ||
706 | // --- Position the fibers in the grooves | |
707 | gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY"); | |
708 | gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY"); | |
709 | gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY"); | |
710 | gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY"); | |
711 | ||
712 | ||
713 | // --- Position the proton calorimeter in ZDC | |
f05df11a | 714 | gMC->Gspos("ZPRO", 1, "ZDC ", fPosZP[0], fPosZP[1], fPosZP[2]-fDimZP[2], irotzdc, "ONLY"); |
bc7e1cd6 | 715 | //Ch debug |
716 | //printf("\n ZP -> %f < z < %f cm\n",fPosZP[2],fPosZP[2]-2*fDimZP[2]); | |
4663d63d | 717 | |
718 | ||
719 | // ------------------------------------------------------------------------------- | |
720 | // -> EM calorimeter (ZEM) | |
721 | ||
722 | gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6); | |
723 | ||
724 | Int_t irot1, irot2; | |
c0f15647 | 725 | gMC->Matrix(irot1,0.,0.,90.,90.,-90.,0.); // Rotation matrix 1 |
4663d63d | 726 | gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2 |
c0f15647 | 727 | //printf("irot1 = %d, irot2 = %d \n", irot1, irot2); |
4663d63d | 728 | |
c0f15647 | 729 | gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material |
4663d63d | 730 | |
c0f15647 | 731 | gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches |
4663d63d | 732 | |
7169b3db | 733 | dimPb[0] = kDimZEMPb; // Lead slices |
c6937a87 | 734 | dimPb[1] = fDimZEM[2]; |
735 | dimPb[2] = fDimZEM[1]; | |
bc7e1cd6 | 736 | //dimPb[3] = fDimZEM[3]; //controllare |
737 | dimPb[3] = 90.-fDimZEM[3]; //originale | |
c6937a87 | 738 | dimPb[4] = 0.; |
739 | dimPb[5] = 0.; | |
740 | gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6); | |
741 | gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6); | |
bc7e1cd6 | 742 | gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6); |
4663d63d | 743 | |
744 | // --- Position the lead slices in the tranche | |
745 | Float_t zTran = fDimZEM[0]/fDivZEM[2]; | |
7169b3db | 746 | Float_t zTrPb = -zTran+kDimZEMPb; |
4663d63d | 747 | gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY"); |
7169b3db | 748 | gMC->Gspos("ZEL1", 1, "ZETR", kDimZEMPb, 0., 0., 0, "ONLY"); |
4663d63d | 749 | |
750 | // --- Vacuum zone (to be filled with fibres) | |
7169b3db | 751 | dimVoid[0] = (zTran-2*kDimZEMPb)/2.; |
c6937a87 | 752 | dimVoid[1] = fDimZEM[2]; |
753 | dimVoid[2] = fDimZEM[1]; | |
754 | dimVoid[3] = 90.-fDimZEM[3]; | |
755 | dimVoid[4] = 0.; | |
756 | dimVoid[5] = 0.; | |
757 | gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6); | |
758 | gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6); | |
4663d63d | 759 | |
760 | // --- Divide the vacuum slice into sticks along x axis | |
761 | gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3); | |
762 | gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3); | |
763 | ||
764 | // --- Positioning the fibers into the sticks | |
765 | gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY"); | |
766 | gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY"); | |
767 | ||
768 | // --- Positioning the vacuum slice into the tranche | |
c6937a87 | 769 | Float_t displFib = fDimZEM[1]/fDivZEM[0]; |
770 | gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY"); | |
771 | gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., displFib, 0, "ONLY"); | |
4663d63d | 772 | |
773 | // --- Positioning the ZEM into the ZDC - rotation for 90 degrees | |
c63eb7ab | 774 | // NB -> In AliZDCv2 ZEM is positioned in ALIC (instead of in ZDC) volume |
775 | // beacause it's impossible to make a ZDC pcon volume to contain | |
59ec6db4 | 776 | // both hadronics and EM calorimeters. |
bc7e1cd6 | 777 | gMC->Gspos("ZEM ", 1,"ALIC", -fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY"); |
4663d63d | 778 | |
410749b4 | 779 | // Second EM ZDC (same side w.r.t. IP, just on the other side w.r.t. beam pipe) |
bc7e1cd6 | 780 | gMC->Gspos("ZEM ", 2,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY"); |
410749b4 | 781 | |
4663d63d | 782 | // --- Adding last slice at the end of the EM calorimeter |
7169b3db | 783 | Float_t zLastSlice = fPosZEM[2]+kDimZEMPb+2*fDimZEM[0]; |
bc7e1cd6 | 784 | gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY"); |
785 | //Ch debug | |
786 | //printf("\n ZEM lenght = %f cm\n",2*fZEMLength); | |
7169b3db | 787 | //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+kDimZEMPb); |
4663d63d | 788 | |
789 | } | |
790 | ||
791 | //_____________________________________________________________________________ | |
c6937a87 | 792 | void AliZDCv2::DrawModule() const |
4663d63d | 793 | { |
794 | // | |
795 | // Draw a shaded view of the Zero Degree Calorimeter version 1 | |
796 | // | |
797 | ||
798 | // Set everything unseen | |
799 | gMC->Gsatt("*", "seen", -1); | |
800 | // | |
801 | // Set ALIC mother transparent | |
802 | gMC->Gsatt("ALIC","SEEN",0); | |
803 | // | |
804 | // Set the volumes visible | |
805 | gMC->Gsatt("ZDC ","SEEN",0); | |
806 | gMC->Gsatt("QT01","SEEN",1); | |
807 | gMC->Gsatt("QT02","SEEN",1); | |
808 | gMC->Gsatt("QT03","SEEN",1); | |
809 | gMC->Gsatt("QT04","SEEN",1); | |
810 | gMC->Gsatt("QT05","SEEN",1); | |
811 | gMC->Gsatt("QT06","SEEN",1); | |
812 | gMC->Gsatt("QT07","SEEN",1); | |
813 | gMC->Gsatt("QT08","SEEN",1); | |
814 | gMC->Gsatt("QT09","SEEN",1); | |
815 | gMC->Gsatt("QT10","SEEN",1); | |
816 | gMC->Gsatt("QT11","SEEN",1); | |
817 | gMC->Gsatt("QT12","SEEN",1); | |
818 | gMC->Gsatt("QT13","SEEN",1); | |
819 | gMC->Gsatt("QT14","SEEN",1); | |
820 | gMC->Gsatt("QT15","SEEN",1); | |
821 | gMC->Gsatt("QT16","SEEN",1); | |
822 | gMC->Gsatt("QT17","SEEN",1); | |
823 | gMC->Gsatt("QT18","SEEN",1); | |
824 | gMC->Gsatt("QC01","SEEN",1); | |
825 | gMC->Gsatt("QC02","SEEN",1); | |
826 | gMC->Gsatt("QC03","SEEN",1); | |
827 | gMC->Gsatt("QC04","SEEN",1); | |
828 | gMC->Gsatt("QC05","SEEN",1); | |
829 | gMC->Gsatt("QTD1","SEEN",1); | |
830 | gMC->Gsatt("QTD2","SEEN",1); | |
831 | gMC->Gsatt("QTD3","SEEN",1); | |
832 | gMC->Gsatt("MQXL","SEEN",1); | |
833 | gMC->Gsatt("YMQL","SEEN",1); | |
834 | gMC->Gsatt("MQX ","SEEN",1); | |
835 | gMC->Gsatt("YMQ ","SEEN",1); | |
836 | gMC->Gsatt("ZQYX","SEEN",1); | |
837 | gMC->Gsatt("MD1 ","SEEN",1); | |
838 | gMC->Gsatt("MD1V","SEEN",1); | |
839 | gMC->Gsatt("YD1 ","SEEN",1); | |
840 | gMC->Gsatt("MD2 ","SEEN",1); | |
841 | gMC->Gsatt("YD2 ","SEEN",1); | |
842 | gMC->Gsatt("ZNEU","SEEN",0); | |
843 | gMC->Gsatt("ZNF1","SEEN",0); | |
844 | gMC->Gsatt("ZNF2","SEEN",0); | |
845 | gMC->Gsatt("ZNF3","SEEN",0); | |
846 | gMC->Gsatt("ZNF4","SEEN",0); | |
847 | gMC->Gsatt("ZNG1","SEEN",0); | |
848 | gMC->Gsatt("ZNG2","SEEN",0); | |
849 | gMC->Gsatt("ZNG3","SEEN",0); | |
850 | gMC->Gsatt("ZNG4","SEEN",0); | |
851 | gMC->Gsatt("ZNTX","SEEN",0); | |
852 | gMC->Gsatt("ZN1 ","COLO",4); | |
853 | gMC->Gsatt("ZN1 ","SEEN",1); | |
854 | gMC->Gsatt("ZNSL","SEEN",0); | |
855 | gMC->Gsatt("ZNST","SEEN",0); | |
856 | gMC->Gsatt("ZPRO","SEEN",0); | |
857 | gMC->Gsatt("ZPF1","SEEN",0); | |
858 | gMC->Gsatt("ZPF2","SEEN",0); | |
859 | gMC->Gsatt("ZPF3","SEEN",0); | |
860 | gMC->Gsatt("ZPF4","SEEN",0); | |
861 | gMC->Gsatt("ZPG1","SEEN",0); | |
862 | gMC->Gsatt("ZPG2","SEEN",0); | |
863 | gMC->Gsatt("ZPG3","SEEN",0); | |
864 | gMC->Gsatt("ZPG4","SEEN",0); | |
865 | gMC->Gsatt("ZPTX","SEEN",0); | |
866 | gMC->Gsatt("ZP1 ","COLO",6); | |
867 | gMC->Gsatt("ZP1 ","SEEN",1); | |
868 | gMC->Gsatt("ZPSL","SEEN",0); | |
869 | gMC->Gsatt("ZPST","SEEN",0); | |
870 | gMC->Gsatt("ZEM ","COLO",7); | |
871 | gMC->Gsatt("ZEM ","SEEN",1); | |
872 | gMC->Gsatt("ZEMF","SEEN",0); | |
873 | gMC->Gsatt("ZETR","SEEN",0); | |
874 | gMC->Gsatt("ZEL0","SEEN",0); | |
875 | gMC->Gsatt("ZEL1","SEEN",0); | |
876 | gMC->Gsatt("ZEL2","SEEN",0); | |
877 | gMC->Gsatt("ZEV0","SEEN",0); | |
878 | gMC->Gsatt("ZEV1","SEEN",0); | |
879 | gMC->Gsatt("ZES0","SEEN",0); | |
880 | gMC->Gsatt("ZES1","SEEN",0); | |
881 | ||
882 | // | |
883 | gMC->Gdopt("hide", "on"); | |
884 | gMC->Gdopt("shad", "on"); | |
885 | gMC->Gsatt("*", "fill", 7); | |
886 | gMC->SetClipBox("."); | |
887 | gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000); | |
888 | gMC->DefaultRange(); | |
889 | gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07); | |
890 | gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1"); | |
891 | gMC->Gdman(18, 4, "MAN"); | |
892 | } | |
893 | ||
894 | //_____________________________________________________________________________ | |
895 | void AliZDCv2::CreateMaterials() | |
896 | { | |
897 | // | |
898 | // Create Materials for the Zero Degree Calorimeter | |
899 | // | |
900 | ||
2fcfe987 | 901 | Int_t *idtmed = fIdtmed->GetArray(); |
902 | ||
1e064588 | 903 | Float_t dens, ubuf[1], wmat[2], a[2], z[2]; |
2fcfe987 | 904 | Int_t i; |
4663d63d | 905 | |
906 | // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3 | |
907 | ||
908 | // --- Tantalum -> ZN passive material | |
909 | ubuf[0] = 1.1; | |
910 | AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1); | |
911 | ||
912 | // --- Tungsten | |
913 | // ubuf[0] = 1.11; | |
914 | // AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1); | |
915 | ||
916 | // --- Brass (CuZn) -> ZP passive material | |
917 | dens = 8.48; | |
918 | a[0] = 63.546; | |
919 | a[1] = 65.39; | |
920 | z[0] = 29.; | |
921 | z[1] = 30.; | |
922 | wmat[0] = .63; | |
923 | wmat[1] = .37; | |
924 | AliMixture(2, "BRASS ", a, z, dens, 2, wmat); | |
925 | ||
926 | // --- SiO2 | |
927 | dens = 2.64; | |
928 | a[0] = 28.086; | |
929 | a[1] = 15.9994; | |
930 | z[0] = 14.; | |
931 | z[1] = 8.; | |
932 | wmat[0] = 1.; | |
933 | wmat[1] = 2.; | |
934 | AliMixture(3, "SIO2 ", a, z, dens, -2, wmat); | |
935 | ||
936 | // --- Lead | |
937 | ubuf[0] = 1.12; | |
938 | AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1); | |
939 | ||
940 | // --- Copper | |
941 | ubuf[0] = 1.10; | |
942 | AliMaterial(6, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1); | |
943 | ||
944 | // --- Iron (energy loss taken into account) | |
945 | ubuf[0] = 1.1; | |
4a9de4af | 946 | AliMaterial(7, "IRON0", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
4663d63d | 947 | |
948 | // --- Iron (no energy loss) | |
949 | ubuf[0] = 1.1; | |
4a9de4af | 950 | AliMaterial(8, "IRON1", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
3e3ba835 | 951 | AliMaterial(13, "IRON2", 55.85, 26., 7.87, 1.76, 0., ubuf, 1); |
4663d63d | 952 | |
1e064588 | 953 | // --------------------------------------------------------- |
954 | Float_t aResGas[3]={1.008,12.0107,15.9994}; | |
955 | Float_t zResGas[3]={1.,6.,8.}; | |
956 | Float_t wResGas[3]={0.28,0.28,0.44}; | |
957 | Float_t dResGas = 3.2E-14; | |
958 | ||
4663d63d | 959 | // --- Vacuum (no magnetic field) |
1e064588 | 960 | AliMixture(10, "VOID", aResGas, zResGas, dResGas, 3, wResGas); |
961 | //AliMaterial(10, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); | |
4663d63d | 962 | |
963 | // --- Vacuum (with magnetic field) | |
1e064588 | 964 | AliMixture(11, "VOIM", aResGas, zResGas, dResGas, 3, wResGas); |
965 | //AliMaterial(11, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0); | |
4663d63d | 966 | |
967 | // --- Air (no magnetic field) | |
1e064588 | 968 | Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; |
969 | Float_t zAir[4]={6.,7.,8.,18.}; | |
970 | Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; | |
971 | Float_t dAir = 1.20479E-3; | |
972 | // | |
973 | AliMixture(12, "Air $", aAir, zAir, dAir, 4, wAir); | |
974 | //AliMaterial(12, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0); | |
4663d63d | 975 | |
976 | // --- Definition of tracking media: | |
977 | ||
978 | // --- Tantalum = 1 ; | |
979 | // --- Brass = 2 ; | |
980 | // --- Fibers (SiO2) = 3 ; | |
981 | // --- Fibers (SiO2) = 4 ; | |
982 | // --- Lead = 5 ; | |
983 | // --- Copper = 6 ; | |
984 | // --- Iron (with energy loss) = 7 ; | |
985 | // --- Iron (without energy loss) = 8 ; | |
986 | // --- Vacuum (no field) = 10 | |
987 | // --- Vacuum (with field) = 11 | |
988 | // --- Air (no field) = 12 | |
989 | ||
1e064588 | 990 | // **************************************************** |
991 | // Tracking media parameters | |
992 | // | |
993 | Float_t epsil = 0.01; // Tracking precision, | |
994 | Float_t stmin = 0.01; // Min. value 4 max. step (cm) | |
995 | Float_t stemax = 1.; // Max. step permitted (cm) | |
996 | Float_t tmaxfd = 0.; // Maximum angle due to field (degrees) | |
997 | Float_t deemax = -1.; // Maximum fractional energy loss | |
998 | Float_t nofieldm = 0.; // Max. field value (no field) | |
999 | Float_t fieldm = 45.; // Max. field value (with field) | |
1000 | Int_t isvol = 0; // ISVOL =0 -> not sensitive volume | |
1001 | Int_t isvolActive = 1; // ISVOL =1 -> sensitive volume | |
1002 | Int_t inofld = 0; // IFIELD=0 -> no magnetic field | |
1003 | Int_t ifield =2; // IFIELD=2 -> magnetic field defined in AliMagFC.h | |
1004 | // ***************************************************** | |
1005 | ||
1006 | AliMedium(1, "ZTANT", 1, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1007 | AliMedium(2, "ZBRASS",2, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1008 | AliMedium(3, "ZSIO2", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1009 | AliMedium(4, "ZQUAR", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1010 | AliMedium(5, "ZLEAD", 5, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1011 | AliMedium(6, "ZCOPP", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1012 | AliMedium(7, "ZIRON", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1013 | AliMedium(8, "ZIRONN",8, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1014 | AliMedium(10,"ZVOID",10, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1015 | AliMedium(12,"ZAIR", 12, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin); | |
1016 | // | |
3e3ba835 | 1017 | AliMedium(11,"ZVOIM", 11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
2fcfe987 | 1018 | AliMedium(13,"ZIRONE",13, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin); |
1019 | ||
4663d63d | 1020 | // Thresholds for showering in the ZDCs |
1021 | i = 1; //tantalum | |
1022 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); | |
1023 | gMC->Gstpar(idtmed[i], "CUTELE", .001); | |
1024 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); | |
1025 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); | |
1026 | i = 2; //brass | |
1027 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); | |
1028 | gMC->Gstpar(idtmed[i], "CUTELE", .001); | |
1029 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); | |
1030 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); | |
1031 | i = 5; //lead | |
1032 | gMC->Gstpar(idtmed[i], "CUTGAM", .001); | |
1033 | gMC->Gstpar(idtmed[i], "CUTELE", .001); | |
1034 | gMC->Gstpar(idtmed[i], "CUTNEU", .01); | |
1035 | gMC->Gstpar(idtmed[i], "CUTHAD", .01); | |
1036 | ||
1037 | // Avoid too detailed showering in TDI | |
1038 | i = 6; //copper | |
1039 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); | |
1040 | gMC->Gstpar(idtmed[i], "CUTELE", .1); | |
1041 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); | |
1042 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); | |
1043 | ||
1044 | // Avoid too detailed showering along the beam line | |
1045 | i = 7; //iron with energy loss (ZIRON) | |
1046 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); | |
1047 | gMC->Gstpar(idtmed[i], "CUTELE", .1); | |
1048 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); | |
1049 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); | |
1050 | ||
1051 | // Avoid too detailed showering along the beam line | |
1052 | i = 8; //iron with energy loss (ZIRONN) | |
1053 | gMC->Gstpar(idtmed[i], "CUTGAM", .1); | |
1054 | gMC->Gstpar(idtmed[i], "CUTELE", .1); | |
1055 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); | |
1056 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); | |
3e3ba835 | 1057 | // Avoid too detailed showering along the beam line |
1058 | i = 13; //iron with energy loss (ZIRONN) | |
1059 | gMC->Gstpar(idtmed[i], "CUTGAM", 1.); | |
1060 | gMC->Gstpar(idtmed[i], "CUTELE", 1.); | |
1061 | gMC->Gstpar(idtmed[i], "CUTNEU", 1.); | |
1062 | gMC->Gstpar(idtmed[i], "CUTHAD", 1.); | |
4663d63d | 1063 | |
1064 | // Avoid interaction in fibers (only energy loss allowed) | |
1065 | i = 3; //fibers (ZSI02) | |
1066 | gMC->Gstpar(idtmed[i], "DCAY", 0.); | |
1067 | gMC->Gstpar(idtmed[i], "MULS", 0.); | |
1068 | gMC->Gstpar(idtmed[i], "PFIS", 0.); | |
1069 | gMC->Gstpar(idtmed[i], "MUNU", 0.); | |
1070 | gMC->Gstpar(idtmed[i], "LOSS", 1.); | |
1071 | gMC->Gstpar(idtmed[i], "PHOT", 0.); | |
1072 | gMC->Gstpar(idtmed[i], "COMP", 0.); | |
1073 | gMC->Gstpar(idtmed[i], "PAIR", 0.); | |
1074 | gMC->Gstpar(idtmed[i], "BREM", 0.); | |
1075 | gMC->Gstpar(idtmed[i], "DRAY", 0.); | |
1076 | gMC->Gstpar(idtmed[i], "ANNI", 0.); | |
1077 | gMC->Gstpar(idtmed[i], "HADR", 0.); | |
1078 | i = 4; //fibers (ZQUAR) | |
1079 | gMC->Gstpar(idtmed[i], "DCAY", 0.); | |
1080 | gMC->Gstpar(idtmed[i], "MULS", 0.); | |
1081 | gMC->Gstpar(idtmed[i], "PFIS", 0.); | |
1082 | gMC->Gstpar(idtmed[i], "MUNU", 0.); | |
1083 | gMC->Gstpar(idtmed[i], "LOSS", 1.); | |
1084 | gMC->Gstpar(idtmed[i], "PHOT", 0.); | |
1085 | gMC->Gstpar(idtmed[i], "COMP", 0.); | |
1086 | gMC->Gstpar(idtmed[i], "PAIR", 0.); | |
1087 | gMC->Gstpar(idtmed[i], "BREM", 0.); | |
1088 | gMC->Gstpar(idtmed[i], "DRAY", 0.); | |
1089 | gMC->Gstpar(idtmed[i], "ANNI", 0.); | |
1090 | gMC->Gstpar(idtmed[i], "HADR", 0.); | |
1091 | ||
1092 | // Avoid interaction in void | |
1093 | i = 11; //void with field | |
1094 | gMC->Gstpar(idtmed[i], "DCAY", 0.); | |
1095 | gMC->Gstpar(idtmed[i], "MULS", 0.); | |
1096 | gMC->Gstpar(idtmed[i], "PFIS", 0.); | |
1097 | gMC->Gstpar(idtmed[i], "MUNU", 0.); | |
1098 | gMC->Gstpar(idtmed[i], "LOSS", 0.); | |
1099 | gMC->Gstpar(idtmed[i], "PHOT", 0.); | |
1100 | gMC->Gstpar(idtmed[i], "COMP", 0.); | |
1101 | gMC->Gstpar(idtmed[i], "PAIR", 0.); | |
1102 | gMC->Gstpar(idtmed[i], "BREM", 0.); | |
1103 | gMC->Gstpar(idtmed[i], "DRAY", 0.); | |
1104 | gMC->Gstpar(idtmed[i], "ANNI", 0.); | |
1105 | gMC->Gstpar(idtmed[i], "HADR", 0.); | |
1106 | ||
1107 | // | |
1108 | fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material | |
1109 | fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material | |
1110 | fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1 | |
1111 | fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2 | |
1112 | fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material | |
4700b983 | 1113 | fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield |
1114 | fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes | |
2fcfe987 | 1115 | fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves |
1116 | } | |
1117 | ||
1118 | //_____________________________________________________________________________ | |
1119 | void AliZDCv2::AddAlignableVolumes() const | |
1120 | { | |
1121 | // | |
1122 | // Create entries for alignable volumes associating the symbolic volume | |
1123 | // name with the corresponding volume path. Needs to be syncronized with | |
1124 | // eventual changes in the geometry. | |
1125 | // | |
1126 | TString volpath1 = "ALIC_1/ZDC_1/ZNEU_1"; | |
1127 | TString volpath2 = "ALIC_1/ZDC_1/ZPRO_1"; | |
1128 | ||
1129 | TString symname1="ZDC/NeutronZDC"; | |
1130 | TString symname2="ZDC/ProtonZDC"; | |
1131 | ||
1132 | if(!gGeoManager->SetAlignableEntry(symname1.Data(),volpath1.Data())) | |
1133 | AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data())); | |
1134 | ||
1135 | if(!gGeoManager->SetAlignableEntry(symname2.Data(),volpath2.Data())) | |
1136 | AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data())); | |
1137 | } | |
1138 | ||
1139 | //_____________________________________________________________________________ | |
1140 | void AliZDCv2::Init() | |
1141 | { | |
1142 | InitTables(); | |
4663d63d | 1143 | } |
1144 | ||
1145 | //_____________________________________________________________________________ | |
1146 | void AliZDCv2::InitTables() | |
1147 | { | |
c6937a87 | 1148 | // |
1149 | // Read light tables for Cerenkov light production parameterization | |
1150 | // | |
1151 | ||
4663d63d | 1152 | Int_t k, j; |
1153 | ||
1154 | char *lightfName1,*lightfName2,*lightfName3,*lightfName4, | |
1155 | *lightfName5,*lightfName6,*lightfName7,*lightfName8; | |
1156 | FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8; | |
1157 | ||
1158 | // --- Reading light tables for ZN | |
5017788b | 1159 | lightfName1 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362207s"); |
4663d63d | 1160 | if((fp1 = fopen(lightfName1,"r")) == NULL){ |
1161 | printf("Cannot open file fp1 \n"); | |
1162 | return; | |
1163 | } | |
5017788b | 1164 | lightfName2 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362208s"); |
4663d63d | 1165 | if((fp2 = fopen(lightfName2,"r")) == NULL){ |
1166 | printf("Cannot open file fp2 \n"); | |
1167 | return; | |
1168 | } | |
5017788b | 1169 | lightfName3 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362209s"); |
4663d63d | 1170 | if((fp3 = fopen(lightfName3,"r")) == NULL){ |
1171 | printf("Cannot open file fp3 \n"); | |
1172 | return; | |
1173 | } | |
5017788b | 1174 | lightfName4 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362210s"); |
4663d63d | 1175 | if((fp4 = fopen(lightfName4,"r")) == NULL){ |
1176 | printf("Cannot open file fp4 \n"); | |
1177 | return; | |
1178 | } | |
1179 | ||
1180 | for(k=0; k<fNalfan; k++){ | |
1181 | for(j=0; j<fNben; j++){ | |
1182 | fscanf(fp1,"%f",&fTablen[0][k][j]); | |
1183 | fscanf(fp2,"%f",&fTablen[1][k][j]); | |
1184 | fscanf(fp3,"%f",&fTablen[2][k][j]); | |
1185 | fscanf(fp4,"%f",&fTablen[3][k][j]); | |
1186 | } | |
1187 | } | |
1188 | fclose(fp1); | |
1189 | fclose(fp2); | |
1190 | fclose(fp3); | |
1191 | fclose(fp4); | |
1192 | ||
1193 | // --- Reading light tables for ZP and ZEM | |
5017788b | 1194 | lightfName5 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552207s"); |
4663d63d | 1195 | if((fp5 = fopen(lightfName5,"r")) == NULL){ |
1196 | printf("Cannot open file fp5 \n"); | |
1197 | return; | |
1198 | } | |
5017788b | 1199 | lightfName6 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552208s"); |
4663d63d | 1200 | if((fp6 = fopen(lightfName6,"r")) == NULL){ |
1201 | printf("Cannot open file fp6 \n"); | |
1202 | return; | |
1203 | } | |
5017788b | 1204 | lightfName7 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552209s"); |
4663d63d | 1205 | if((fp7 = fopen(lightfName7,"r")) == NULL){ |
1206 | printf("Cannot open file fp7 \n"); | |
1207 | return; | |
1208 | } | |
5017788b | 1209 | lightfName8 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552210s"); |
4663d63d | 1210 | if((fp8 = fopen(lightfName8,"r")) == NULL){ |
1211 | printf("Cannot open file fp8 \n"); | |
1212 | return; | |
1213 | } | |
1214 | ||
1215 | for(k=0; k<fNalfap; k++){ | |
1216 | for(j=0; j<fNbep; j++){ | |
1217 | fscanf(fp5,"%f",&fTablep[0][k][j]); | |
1218 | fscanf(fp6,"%f",&fTablep[1][k][j]); | |
1219 | fscanf(fp7,"%f",&fTablep[2][k][j]); | |
1220 | fscanf(fp8,"%f",&fTablep[3][k][j]); | |
1221 | } | |
1222 | } | |
1223 | fclose(fp5); | |
1224 | fclose(fp6); | |
1225 | fclose(fp7); | |
1226 | fclose(fp8); | |
1227 | } | |
4663d63d | 1228 | //_____________________________________________________________________________ |
1229 | void AliZDCv2::StepManager() | |
1230 | { | |
1231 | // | |
1232 | // Routine called at every step in the Zero Degree Calorimeters | |
1233 | // | |
bc7e1cd6 | 1234 | |
4663d63d | 1235 | Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe; |
f05df11a | 1236 | Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, out; |
1237 | //Float_t radius; | |
c6937a87 | 1238 | Float_t xalic[3], z, guiEff, guiPar[4]={0.31,-0.0004,0.0197,0.7958}; |
6faa7b45 | 1239 | Double_t s[3], p[4]; |
4663d63d | 1240 | const char *knamed; |
1241 | ||
68826ad9 | 1242 | for (j=0;j<10;j++) hits[j]=-999.; |
bc7e1cd6 | 1243 | |
4700b983 | 1244 | // --- This part is for no shower developement in beam pipe and TDI |
1245 | // If particle interacts with beam pipe or TDI -> return | |
47708541 | 1246 | if((gMC->CurrentMedium() == fMedSensPI) || (gMC->CurrentMedium() == fMedSensTDI)){ |
4700b983 | 1247 | // If option NoShower is set -> StopTrack |
1248 | if(fNoShower==1) { | |
47708541 | 1249 | if(gMC->CurrentMedium() == fMedSensPI) { |
4700b983 | 1250 | knamed = gMC->CurrentVolName(); |
1e064588 | 1251 | if(!strncmp(knamed,"YMQ",3)) fpLostIT += 1; |
68826ad9 | 1252 | if(!strncmp(knamed,"YD1",3)) fpLostD1 += 1; |
bc7e1cd6 | 1253 | } |
47708541 | 1254 | else if(gMC->CurrentMedium() == fMedSensTDI){ // NB->Cu = TDI or D1 vacuum chamber |
bc7e1cd6 | 1255 | knamed = gMC->CurrentVolName(); |
bc7e1cd6 | 1256 | if(!strncmp(knamed,"MD1",3)) fpLostD1 += 1; |
1257 | if(!strncmp(knamed,"QTD",3)) fpLostTDI += 1; | |
4700b983 | 1258 | } |
ee0c4fc1 | 1259 | printf("\n # of spectators lost in IT = %d\n",fpLostIT); |
1260 | printf("\n # of spectators lost in D1 = %d\n",fpLostD1); | |
1261 | printf("\n # of spectators lost in TDI = %d\n\n",fpLostTDI); | |
4700b983 | 1262 | gMC->StopTrack(); |
4700b983 | 1263 | } |
1264 | return; | |
1265 | } | |
1266 | ||
47708541 | 1267 | if((gMC->CurrentMedium() == fMedSensZN) || (gMC->CurrentMedium() == fMedSensZP) || |
1268 | (gMC->CurrentMedium() == fMedSensGR) || (gMC->CurrentMedium() == fMedSensF1) || | |
1269 | (gMC->CurrentMedium() == fMedSensF2) || (gMC->CurrentMedium() == fMedSensZEM)){ | |
8cc32cbc | 1270 | |
4663d63d | 1271 | |
1272 | //Particle coordinates | |
6faa7b45 | 1273 | gMC->TrackPosition(s[0],s[1],s[2]); |
68826ad9 | 1274 | for(j=0; j<=2; j++) x[j] = s[j]; |
4663d63d | 1275 | hits[0] = x[0]; |
1276 | hits[1] = x[1]; | |
1277 | hits[2] = x[2]; | |
1278 | ||
1279 | // Determine in which ZDC the particle is | |
1280 | knamed = gMC->CurrentVolName(); | |
68826ad9 | 1281 | if(!strncmp(knamed,"ZN",2)) vol[0]=1; |
1282 | else if(!strncmp(knamed,"ZP",2)) vol[0]=2; | |
1283 | else if(!strncmp(knamed,"ZE",2)) vol[0]=3; | |
4663d63d | 1284 | |
1285 | // Determine in which quadrant the particle is | |
8cc32cbc | 1286 | if(vol[0]==1){ //Quadrant in ZN |
410749b4 | 1287 | // Calculating particle coordinates inside ZN |
4663d63d | 1288 | xdet[0] = x[0]-fPosZN[0]; |
1289 | xdet[1] = x[1]-fPosZN[1]; | |
410749b4 | 1290 | // Calculating quadrant in ZN |
1291 | if(xdet[0]<=0.){ | |
1292 | if(xdet[1]>=0.) vol[1]=1; | |
1293 | else if(xdet[1]<0.) vol[1]=3; | |
1294 | } | |
1295 | else if(xdet[0]>0.){ | |
1296 | if(xdet[1]>=0.) vol[1]=2; | |
1297 | else if(xdet[1]<0.) vol[1]=4; | |
1298 | } | |
1299 | if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4)) | |
6de91202 | 1300 | printf("\n ZDC StepManager->ERROR in ZN!!! vol[1] = %d, xdet[0] = %f," |
410749b4 | 1301 | "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]); |
4663d63d | 1302 | } |
410749b4 | 1303 | |
8cc32cbc | 1304 | else if(vol[0]==2){ //Quadrant in ZP |
410749b4 | 1305 | // Calculating particle coordinates inside ZP |
4663d63d | 1306 | xdet[0] = x[0]-fPosZP[0]; |
1307 | xdet[1] = x[1]-fPosZP[1]; | |
410749b4 | 1308 | if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01; |
1309 | if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01; | |
1310 | // Calculating tower in ZP | |
1311 | Float_t xqZP = xdet[0]/(fDimZP[0]/2.); | |
4663d63d | 1312 | for(int i=1; i<=4; i++){ |
1313 | if(xqZP>=(i-3) && xqZP<(i-2)){ | |
1314 | vol[1] = i; | |
1315 | break; | |
1316 | } | |
1317 | } | |
410749b4 | 1318 | if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4)) |
6de91202 | 1319 | printf(" ZDC StepManager->ERROR in ZP!!! vol[1] = %d, xdet[0] = %f," |
68826ad9 | 1320 | "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]); |
4663d63d | 1321 | } |
410749b4 | 1322 | |
1323 | // Quadrant in ZEM: vol[1] = 1 -> particle in 1st ZEM (placed at x = 8.5 cm) | |
1324 | // vol[1] = 2 -> particle in 2nd ZEM (placed at x = -8.5 cm) | |
1325 | else if(vol[0] == 3){ | |
1326 | if(x[0]>0.){ | |
1327 | vol[1] = 1; | |
1328 | // Particle x-coordinate inside ZEM1 | |
1329 | xdet[0] = x[0]-fPosZEM[0]; | |
1330 | } | |
1331 | else{ | |
1332 | vol[1] = 2; | |
1333 | // Particle x-coordinate inside ZEM2 | |
1334 | xdet[0] = x[0]+fPosZEM[0]; | |
1335 | } | |
4663d63d | 1336 | xdet[1] = x[1]-fPosZEM[1]; |
1337 | } | |
1338 | ||
1339 | // Store impact point and kinetic energy of the ENTERING particle | |
1340 | ||
4663d63d | 1341 | if(gMC->IsTrackEntering()){ |
1342 | //Particle energy | |
6faa7b45 | 1343 | gMC->TrackMomentum(p[0],p[1],p[2],p[3]); |
4663d63d | 1344 | hits[3] = p[3]; |
1345 | // Impact point on ZDC | |
1346 | hits[4] = xdet[0]; | |
1347 | hits[5] = xdet[1]; | |
1348 | hits[6] = 0; | |
1349 | hits[7] = 0; | |
1350 | hits[8] = 0; | |
1351 | hits[9] = 0; | |
1352 | ||
5d12ce38 | 1353 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
4663d63d | 1354 | |
1355 | if(fNoShower==1){ | |
63abc73a | 1356 | if(vol[0]==1) fnDetected += 1; |
1357 | else if(vol[0]==2) fpDetected += 1; | |
1358 | printf("\n # of nucleons in ZN = %d",fnDetected); | |
1359 | printf("\n # of nucleons in ZP = %d\n\n",fpDetected); | |
4663d63d | 1360 | gMC->StopTrack(); |
4663d63d | 1361 | return; |
1362 | } | |
1363 | } | |
4663d63d | 1364 | |
1365 | // Charged particles -> Energy loss | |
1366 | if((destep=gMC->Edep())){ | |
1367 | if(gMC->IsTrackStop()){ | |
6faa7b45 | 1368 | gMC->TrackMomentum(p[0],p[1],p[2],p[3]); |
4663d63d | 1369 | m = gMC->TrackMass(); |
1370 | ekin = p[3]-m; | |
1371 | hits[9] = ekin; | |
1372 | hits[7] = 0.; | |
1373 | hits[8] = 0.; | |
5d12ce38 | 1374 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
4663d63d | 1375 | } |
1376 | else{ | |
1377 | hits[9] = destep; | |
1378 | hits[7] = 0.; | |
1379 | hits[8] = 0.; | |
5d12ce38 | 1380 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
4663d63d | 1381 | } |
4663d63d | 1382 | } |
68826ad9 | 1383 | } |
4663d63d | 1384 | |
1385 | ||
1386 | // *** Light production in fibres | |
47708541 | 1387 | if((gMC->CurrentMedium() == fMedSensF1) || (gMC->CurrentMedium() == fMedSensF2)){ |
4663d63d | 1388 | |
1389 | //Select charged particles | |
1390 | if((destep=gMC->Edep())){ | |
1391 | ||
1392 | // Particle velocity | |
410749b4 | 1393 | Float_t beta = 0.; |
6faa7b45 | 1394 | gMC->TrackMomentum(p[0],p[1],p[2],p[3]); |
4663d63d | 1395 | Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]); |
410749b4 | 1396 | if(p[3] > 0.00001) beta = ptot/p[3]; |
1397 | else return; | |
f05df11a | 1398 | if(beta<0.67)return; |
1399 | else if((beta>=0.67) && (beta<=0.75)) ibeta = 0; | |
1400 | else if((beta>0.75) && (beta<=0.85)) ibeta = 1; | |
1401 | else if((beta>0.85) && (beta<=0.95)) ibeta = 2; | |
1402 | else if(beta>0.95) ibeta = 3; | |
4663d63d | 1403 | |
1404 | // Angle between particle trajectory and fibre axis | |
1405 | // 1 -> Momentum directions | |
1406 | um[0] = p[0]/ptot; | |
1407 | um[1] = p[1]/ptot; | |
1408 | um[2] = p[2]/ptot; | |
1409 | gMC->Gmtod(um,ud,2); | |
1410 | // 2 -> Angle < limit angle | |
1411 | Double_t alfar = TMath::ACos(ud[2]); | |
1412 | Double_t alfa = alfar*kRaddeg; | |
1413 | if(alfa>=110.) return; | |
f05df11a | 1414 | // |
4663d63d | 1415 | ialfa = Int_t(1.+alfa/2.); |
1416 | ||
1417 | // Distance between particle trajectory and fibre axis | |
6faa7b45 | 1418 | gMC->TrackPosition(s[0],s[1],s[2]); |
4663d63d | 1419 | for(j=0; j<=2; j++){ |
1420 | x[j] = s[j]; | |
1421 | } | |
1422 | gMC->Gmtod(x,xdet,1); | |
1423 | if(TMath::Abs(ud[0])>0.00001){ | |
1424 | Float_t dcoeff = ud[1]/ud[0]; | |
1425 | be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.)); | |
1426 | } | |
1427 | else{ | |
1428 | be = TMath::Abs(ud[0]); | |
1429 | } | |
1430 | ||
4663d63d | 1431 | ibe = Int_t(be*1000.+1); |
f05df11a | 1432 | //if((vol[0]==1)) radius = fFibZN[1]; |
1433 | //else if((vol[0]==2)) radius = fFibZP[1]; | |
4663d63d | 1434 | |
1435 | //Looking into the light tables | |
1436 | Float_t charge = gMC->TrackCharge(); | |
1437 | ||
8cc32cbc | 1438 | if((vol[0]==1)) { // (1) ZN fibres |
4663d63d | 1439 | if(ibe>fNben) ibe=fNben; |
1440 | out = charge*charge*fTablen[ibeta][ialfa][ibe]; | |
1441 | nphe = gRandom->Poisson(out); | |
f05df11a | 1442 | // Ch. debug |
1443 | //if(ibeta==3) printf("\t %f \t %f \t %f\n",alfa, be, out); | |
1444 | //printf("\t ibeta = %d, ialfa = %d, ibe = %d -> nphe = %d\n\n",ibeta,ialfa,ibe,nphe); | |
47708541 | 1445 | if(gMC->CurrentMedium() == fMedSensF1){ |
4663d63d | 1446 | hits[7] = nphe; //fLightPMQ |
1447 | hits[8] = 0; | |
1448 | hits[9] = 0; | |
5d12ce38 | 1449 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
4663d63d | 1450 | } |
1451 | else{ | |
1452 | hits[7] = 0; | |
1453 | hits[8] = nphe; //fLightPMC | |
1454 | hits[9] = 0; | |
5d12ce38 | 1455 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
4663d63d | 1456 | } |
1457 | } | |
8cc32cbc | 1458 | else if((vol[0]==2)) { // (2) ZP fibres |
4663d63d | 1459 | if(ibe>fNbep) ibe=fNbep; |
1460 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; | |
1461 | nphe = gRandom->Poisson(out); | |
47708541 | 1462 | if(gMC->CurrentMedium() == fMedSensF1){ |
4663d63d | 1463 | hits[7] = nphe; //fLightPMQ |
1464 | hits[8] = 0; | |
1465 | hits[9] = 0; | |
5d12ce38 | 1466 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
4663d63d | 1467 | } |
1468 | else{ | |
1469 | hits[7] = 0; | |
1470 | hits[8] = nphe; //fLightPMC | |
1471 | hits[9] = 0; | |
5d12ce38 | 1472 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
4663d63d | 1473 | } |
1474 | } | |
8cc32cbc | 1475 | else if((vol[0]==3)) { // (3) ZEM fibres |
4663d63d | 1476 | if(ibe>fNbep) ibe=fNbep; |
1477 | out = charge*charge*fTablep[ibeta][ialfa][ibe]; | |
6faa7b45 | 1478 | gMC->TrackPosition(s[0],s[1],s[2]); |
8cc32cbc | 1479 | for(j=0; j<=2; j++){ |
1480 | xalic[j] = s[j]; | |
1481 | } | |
1482 | // z-coordinate from ZEM front face | |
1483 | // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm | |
1484 | z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1]; | |
1485 | // z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad)); | |
1486 | // printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength); | |
c6937a87 | 1487 | guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]); |
c6937a87 | 1488 | out = out*guiEff; |
4663d63d | 1489 | nphe = gRandom->Poisson(out); |
c6937a87 | 1490 | // printf(" out*guiEff = %f nphe = %d", out, nphe); |
410749b4 | 1491 | if(vol[1] == 1){ |
1492 | hits[7] = 0; | |
1493 | hits[8] = nphe; //fLightPMC (ZEM1) | |
1494 | hits[9] = 0; | |
5d12ce38 | 1495 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
410749b4 | 1496 | } |
1497 | else{ | |
1498 | hits[7] = nphe; //fLightPMQ (ZEM2) | |
1499 | hits[8] = 0; | |
1500 | hits[9] = 0; | |
5d12ce38 | 1501 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
410749b4 | 1502 | } |
4663d63d | 1503 | } |
1504 | } | |
1505 | } | |
1506 | } |