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d1cd2474 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * SigmaEffect_thetadegrees * | |
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 purpeateose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | ///////////////////////////////////////////////////////// | |
19 | // Manager and hits classes for set:MUON version 3 // | |
20 | ///////////////////////////////////////////////////////// | |
21 | ||
22 | // Old MUONv1 class | |
23 | // (AliMUONv1.h 1.11, AliMUONv1.cxx 1.60) | |
24 | // - now replaced with a new one where geometry and materials | |
25 | // are created using new geometry builders | |
26 | // (See ALIMUON*GeometryBuilder classes) | |
27 | // To be removed later | |
28 | ||
29 | #include <TRandom.h> | |
30 | #include <TF1.h> | |
31 | #include <TClonesArray.h> | |
30178c30 | 32 | #include <TRandom.h> |
d1cd2474 | 33 | #include <TVirtualMC.h> |
d1cd2474 | 34 | |
30178c30 | 35 | #include "AliMUONv3.h" |
d1cd2474 | 36 | #include "AliConst.h" |
37 | #include "AliMUONChamber.h" | |
38 | #include "AliMUONConstants.h" | |
39 | #include "AliMUONFactory.h" | |
40 | #include "AliMUONHit.h" | |
41 | #include "AliMUONTriggerCircuit.h" | |
42 | #include "AliMUONChamberGeometry.h" | |
d1cd2474 | 43 | #include "AliMagF.h" |
44 | #include "AliRun.h" | |
45 | #include "AliMC.h" | |
46 | ||
47 | ClassImp(AliMUONv3) | |
48 | ||
49 | //___________________________________________ | |
30178c30 | 50 | AliMUONv3::AliMUONv3() |
51 | : AliMUON(), | |
52 | fTrackMomentum(), fTrackPosition() | |
d1cd2474 | 53 | { |
54 | // Constructor | |
55 | fChambers = 0; | |
56 | fStations = 0; | |
57 | fStepManagerVersionOld = kFALSE; | |
58 | fAngleEffect = kTRUE; | |
59 | fStepMaxInActiveGas = 0.6; | |
60 | fStepSum = 0x0; | |
61 | fDestepSum = 0x0; | |
62 | fElossRatio = 0x0; | |
63 | fAngleEffect10 = 0x0; | |
64 | fAngleEffectNorma= 0x0; | |
65 | } | |
66 | //___________________________________________ | |
67 | AliMUONv3::AliMUONv3(const char *name, const char *title) | |
30178c30 | 68 | : AliMUON(name,title), |
69 | fTrackMomentum(), fTrackPosition() | |
d1cd2474 | 70 | { |
71 | // Constructor | |
72 | // By default include all stations | |
73 | fStations = new Int_t[5]; | |
74 | for (Int_t i=0; i<5; i++) fStations[i] = 1; | |
75 | ||
76 | AliMUONFactory factory; | |
77 | factory.Build(this, title); | |
78 | ||
79 | fStepManagerVersionOld = kFALSE; | |
80 | fAngleEffect = kTRUE; | |
81 | fStepMaxInActiveGas = 0.6; | |
82 | ||
83 | fStepSum = new Float_t [AliMUONConstants::NCh()]; | |
84 | fDestepSum = new Float_t [AliMUONConstants::NCh()]; | |
85 | for (Int_t i=0; i<AliMUONConstants::NCh(); i++) { | |
86 | fStepSum[i] =0.0; | |
87 | fDestepSum[i]=0.0; | |
88 | } | |
89 | // Ratio of particle mean eloss with respect MIP's Khalil Boudjemline, sep 2003, PhD.Thesis and Particle Data Book | |
90 | fElossRatio = new TF1("ElossRatio","[0]+[1]*x+[2]*x*x+[3]*x*x*x+[4]*x*x*x*x",0.5,5.); | |
91 | fElossRatio->SetParameter(0,1.02138); | |
92 | fElossRatio->SetParameter(1,-9.54149e-02); | |
93 | fElossRatio->SetParameter(2,+7.83433e-02); | |
94 | fElossRatio->SetParameter(3,-9.98208e-03); | |
95 | fElossRatio->SetParameter(4,+3.83279e-04); | |
96 | ||
97 | // Angle effect in tracking chambers at theta =10 degres as a function of ElossRatio (Khalil BOUDJEMLINE sep 2003 Ph.D Thesis) (in micrometers) | |
98 | fAngleEffect10 = new TF1("AngleEffect10","[0]+[1]*x+[2]*x*x",0.5,3.0); | |
99 | fAngleEffect10->SetParameter(0, 1.90691e+02); | |
100 | fAngleEffect10->SetParameter(1,-6.62258e+01); | |
101 | fAngleEffect10->SetParameter(2,+1.28247e+01); | |
102 | // Angle effect: Normalisation form theta=10 degres to theta between 0 and 10 (Khalil BOUDJEMLINE sep 2003 Ph.D Thesis) | |
103 | // Angle with respect to the wires assuming that chambers are perpendicular to the z axis. | |
104 | fAngleEffectNorma = new TF1("AngleEffectNorma","[0]+[1]*x+[2]*x*x+[3]*x*x*x",0.0,10.0); | |
105 | fAngleEffectNorma->SetParameter(0,4.148); | |
106 | fAngleEffectNorma->SetParameter(1,-6.809e-01); | |
107 | fAngleEffectNorma->SetParameter(2,5.151e-02); | |
108 | fAngleEffectNorma->SetParameter(3,-1.490e-03); | |
109 | } | |
110 | ||
fb1bf5c0 | 111 | //_____________________________________________________________________________ |
112 | AliMUONv3::AliMUONv3(const AliMUONv3& right) | |
113 | : AliMUON(right) | |
114 | { | |
115 | // copy constructor (not implemented) | |
116 | ||
e516b01d | 117 | Fatal("AliMUONv3", "Copy constructor not provided."); |
fb1bf5c0 | 118 | } |
119 | ||
120 | //_____________________________________________________________________________ | |
121 | AliMUONv3& AliMUONv3::operator=(const AliMUONv3& right) | |
122 | { | |
123 | // assignement operator (not implemented) | |
124 | ||
125 | // check assignement to self | |
126 | if (this == &right) return *this; | |
127 | ||
e516b01d | 128 | Fatal("operator =", "Assignement operator not provided."); |
fb1bf5c0 | 129 | |
130 | return *this; | |
131 | } | |
132 | ||
d1cd2474 | 133 | //___________________________________________ |
134 | void AliMUONv3::CreateGeometry() | |
135 | { | |
136 | // | |
137 | // Note: all chambers have the same structure, which could be | |
138 | // easily parameterised. This was intentionally not done in order | |
139 | // to give a starting point for the implementation of the actual | |
140 | // design of each station. | |
141 | Int_t *idtmed = fIdtmed->GetArray()-1099; | |
142 | ||
143 | // Distance between Stations | |
144 | // | |
145 | Float_t bpar[3]; | |
146 | Float_t tpar[3]; | |
147 | // Float_t pgpar[10]; | |
148 | Float_t zpos1, zpos2, zfpos; | |
149 | // Outer excess and inner recess for mother volume radius | |
150 | // with respect to ROuter and RInner | |
151 | Float_t dframep=.001; // Value for station 3 should be 6 ... | |
152 | // Width (RdPhi) of the frame crosses for stations 1 and 2 (cm) | |
153 | // Float_t dframep1=.001; | |
154 | Float_t dframep1 = 11.0; | |
155 | // Bool_t frameCrosses=kFALSE; | |
156 | Bool_t frameCrosses=kTRUE; | |
157 | Float_t *dum=0; | |
158 | ||
159 | // Float_t dframez=0.9; | |
160 | // Half of the total thickness of frame crosses (including DAlu) | |
161 | // for each chamber in stations 1 and 2: | |
162 | // 3% of X0 of composite material, | |
163 | // but taken as Aluminium here, with same thickness in number of X0 | |
164 | Float_t dframez = 3. * 8.9 / 100; | |
165 | // Float_t dr; | |
166 | Float_t dstation; | |
167 | ||
168 | // | |
169 | // Rotation matrices in the x-y plane | |
170 | Int_t idrotm[1199]; | |
171 | // phi= 0 deg | |
172 | AliMatrix(idrotm[1100], 90., 0., 90., 90., 0., 0.); | |
173 | // phi= 90 deg | |
174 | AliMatrix(idrotm[1101], 90., 90., 90., 180., 0., 0.); | |
175 | // phi= 180 deg | |
176 | AliMatrix(idrotm[1102], 90., 180., 90., 270., 0., 0.); | |
177 | // phi= 270 deg | |
178 | AliMatrix(idrotm[1103], 90., 270., 90., 0., 0., 0.); | |
179 | // | |
180 | Float_t phi=2*TMath::Pi()/12/2; | |
181 | ||
182 | // | |
183 | // pointer to the current chamber | |
184 | // pointer to the current chamber | |
185 | Int_t idAlu1=idtmed[1103]; // medium 4 | |
186 | Int_t idAlu2=idtmed[1104]; // medium 5 | |
187 | // Int_t idAlu1=idtmed[1100]; | |
188 | // Int_t idAlu2=idtmed[1100]; | |
189 | Int_t idAir=idtmed[1100]; // medium 1 | |
190 | // Int_t idGas=idtmed[1105]; // medium 6 = Ar-isoC4H10 gas | |
191 | Int_t idGas=idtmed[1108]; // medium 9 = Ar-CO2 gas (80%+20%) | |
192 | ||
193 | ||
194 | AliMUONChamber *iChamber, *iChamber1, *iChamber2; | |
195 | ||
196 | if (fStations[0]) { | |
197 | ||
198 | //******************************************************************** | |
199 | // Station 1 ** | |
200 | //******************************************************************** | |
201 | // CONCENTRIC | |
202 | // indices 1 and 2 for first and second chambers in the station | |
203 | // iChamber (first chamber) kept for other quanties than Z, | |
204 | // assumed to be the same in both chambers | |
205 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[0]; | |
206 | iChamber2 =(AliMUONChamber*) (*fChambers)[1]; | |
207 | zpos1=iChamber1->Z(); | |
208 | zpos2=iChamber2->Z(); | |
209 | dstation = TMath::Abs(zpos2 - zpos1); | |
210 | // DGas decreased from standard one (0.5) | |
211 | iChamber->SetDGas(0.4); iChamber2->SetDGas(0.4); | |
212 | // DAlu increased from standard one (3% of X0), | |
213 | // because more electronics with smaller pads | |
214 | iChamber->SetDAlu(3.5 * 8.9 / 100.); iChamber2->SetDAlu(3.5 * 8.9 / 100.); | |
215 | zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; | |
216 | ||
217 | // | |
218 | // Mother volume | |
219 | tpar[0] = iChamber->RInner()-dframep; | |
220 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
221 | tpar[2] = dstation/5; | |
222 | ||
223 | gMC->Gsvolu("S01M", "TUBE", idAir, tpar, 3); | |
224 | gMC->Gsvolu("S02M", "TUBE", idAir, tpar, 3); | |
225 | gMC->Gspos("S01M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
226 | gMC->Gspos("S02M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
227 | // // Aluminium frames | |
228 | // // Outer frames | |
229 | // pgpar[0] = 360/12/2; | |
230 | // pgpar[1] = 360.; | |
231 | // pgpar[2] = 12.; | |
232 | // pgpar[3] = 2; | |
233 | // pgpar[4] = -dframez/2; | |
234 | // pgpar[5] = iChamber->ROuter(); | |
235 | // pgpar[6] = pgpar[5]+dframep1; | |
236 | // pgpar[7] = +dframez/2; | |
237 | // pgpar[8] = pgpar[5]; | |
238 | // pgpar[9] = pgpar[6]; | |
239 | // gMC->Gsvolu("S01O", "PGON", idAlu1, pgpar, 10); | |
240 | // gMC->Gsvolu("S02O", "PGON", idAlu1, pgpar, 10); | |
241 | // gMC->Gspos("S01O",1,"S01M", 0.,0.,-zfpos, 0,"ONLY"); | |
242 | // gMC->Gspos("S01O",2,"S01M", 0.,0.,+zfpos, 0,"ONLY"); | |
243 | // gMC->Gspos("S02O",1,"S02M", 0.,0.,-zfpos, 0,"ONLY"); | |
244 | // gMC->Gspos("S02O",2,"S02M", 0.,0.,+zfpos, 0,"ONLY"); | |
245 | // // | |
246 | // // Inner frame | |
247 | // tpar[0]= iChamber->RInner()-dframep1; | |
248 | // tpar[1]= iChamber->RInner(); | |
249 | // tpar[2]= dframez/2; | |
250 | // gMC->Gsvolu("S01I", "TUBE", idAlu1, tpar, 3); | |
251 | // gMC->Gsvolu("S02I", "TUBE", idAlu1, tpar, 3); | |
252 | ||
253 | // gMC->Gspos("S01I",1,"S01M", 0.,0.,-zfpos, 0,"ONLY"); | |
254 | // gMC->Gspos("S01I",2,"S01M", 0.,0.,+zfpos, 0,"ONLY"); | |
255 | // gMC->Gspos("S02I",1,"S02M", 0.,0.,-zfpos, 0,"ONLY"); | |
256 | // gMC->Gspos("S02I",2,"S02M", 0.,0.,+zfpos, 0,"ONLY"); | |
257 | // | |
258 | // Frame Crosses | |
259 | if (frameCrosses) { | |
260 | // outside gas | |
261 | // security for inside mother volume | |
262 | bpar[0] = (iChamber->ROuter() - iChamber->RInner()) | |
263 | * TMath::Cos(TMath::ASin(dframep1 / | |
264 | (iChamber->ROuter() - iChamber->RInner()))) | |
265 | / 2.0; | |
266 | bpar[1] = dframep1/2; | |
267 | // total thickness will be (4 * bpar[2]) for each chamber, | |
268 | // which has to be equal to (2 * dframez) - DAlu | |
269 | bpar[2] = (2.0 * dframez - iChamber->DAlu()) / 4.0; | |
270 | gMC->Gsvolu("S01B", "BOX", idAlu1, bpar, 3); | |
271 | gMC->Gsvolu("S02B", "BOX", idAlu1, bpar, 3); | |
272 | ||
273 | gMC->Gspos("S01B",1,"S01M", -iChamber->RInner()-bpar[0] , 0, zfpos, | |
274 | idrotm[1100],"ONLY"); | |
275 | gMC->Gspos("S01B",2,"S01M", iChamber->RInner()+bpar[0] , 0, zfpos, | |
276 | idrotm[1100],"ONLY"); | |
277 | gMC->Gspos("S01B",3,"S01M", 0, -iChamber->RInner()-bpar[0] , zfpos, | |
278 | idrotm[1101],"ONLY"); | |
279 | gMC->Gspos("S01B",4,"S01M", 0, iChamber->RInner()+bpar[0] , zfpos, | |
280 | idrotm[1101],"ONLY"); | |
281 | gMC->Gspos("S01B",5,"S01M", -iChamber->RInner()-bpar[0] , 0,-zfpos, | |
282 | idrotm[1100],"ONLY"); | |
283 | gMC->Gspos("S01B",6,"S01M", +iChamber->RInner()+bpar[0] , 0,-zfpos, | |
284 | idrotm[1100],"ONLY"); | |
285 | gMC->Gspos("S01B",7,"S01M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, | |
286 | idrotm[1101],"ONLY"); | |
287 | gMC->Gspos("S01B",8,"S01M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, | |
288 | idrotm[1101],"ONLY"); | |
289 | ||
290 | gMC->Gspos("S02B",1,"S02M", -iChamber->RInner()-bpar[0] , 0, zfpos, | |
291 | idrotm[1100],"ONLY"); | |
292 | gMC->Gspos("S02B",2,"S02M", iChamber->RInner()+bpar[0] , 0, zfpos, | |
293 | idrotm[1100],"ONLY"); | |
294 | gMC->Gspos("S02B",3,"S02M", 0, -iChamber->RInner()-bpar[0] , zfpos, | |
295 | idrotm[1101],"ONLY"); | |
296 | gMC->Gspos("S02B",4,"S02M", 0, iChamber->RInner()+bpar[0] , zfpos, | |
297 | idrotm[1101],"ONLY"); | |
298 | gMC->Gspos("S02B",5,"S02M", -iChamber->RInner()-bpar[0] , 0,-zfpos, | |
299 | idrotm[1100],"ONLY"); | |
300 | gMC->Gspos("S02B",6,"S02M", +iChamber->RInner()+bpar[0] , 0,-zfpos, | |
301 | idrotm[1100],"ONLY"); | |
302 | gMC->Gspos("S02B",7,"S02M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, | |
303 | idrotm[1101],"ONLY"); | |
304 | gMC->Gspos("S02B",8,"S02M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, | |
305 | idrotm[1101],"ONLY"); | |
306 | } | |
307 | // | |
308 | // Chamber Material represented by Alu sheet | |
309 | tpar[0]= iChamber->RInner(); | |
310 | tpar[1]= iChamber->ROuter(); | |
311 | tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2; | |
312 | gMC->Gsvolu("S01A", "TUBE", idAlu2, tpar, 3); | |
313 | gMC->Gsvolu("S02A", "TUBE",idAlu2, tpar, 3); | |
314 | gMC->Gspos("S01A", 1, "S01M", 0., 0., 0., 0, "ONLY"); | |
315 | gMC->Gspos("S02A", 1, "S02M", 0., 0., 0., 0, "ONLY"); | |
316 | // | |
317 | // Sensitive volumes | |
318 | // tpar[2] = iChamber->DGas(); | |
319 | tpar[2] = iChamber->DGas()/2; | |
320 | gMC->Gsvolu("S01G", "TUBE", idGas, tpar, 3); | |
321 | gMC->Gsvolu("S02G", "TUBE", idGas, tpar, 3); | |
322 | gMC->Gspos("S01G", 1, "S01A", 0., 0., 0., 0, "ONLY"); | |
323 | gMC->Gspos("S02G", 1, "S02A", 0., 0., 0., 0, "ONLY"); | |
324 | // | |
325 | // Frame Crosses to be placed inside gas | |
326 | // NONE: chambers are sensitive everywhere | |
327 | // if (frameCrosses) { | |
328 | ||
329 | // dr = (iChamber->ROuter() - iChamber->RInner()); | |
330 | // bpar[0] = TMath::Sqrt(dr*dr-dframep1*dframep1/4)/2; | |
331 | // bpar[1] = dframep1/2; | |
332 | // bpar[2] = iChamber->DGas()/2; | |
333 | // gMC->Gsvolu("S01F", "BOX", idAlu1, bpar, 3); | |
334 | // gMC->Gsvolu("S02F", "BOX", idAlu1, bpar, 3); | |
335 | ||
336 | // gMC->Gspos("S01F",1,"S01G", +iChamber->RInner()+bpar[0] , 0, 0, | |
337 | // idrotm[1100],"ONLY"); | |
338 | // gMC->Gspos("S01F",2,"S01G", -iChamber->RInner()-bpar[0] , 0, 0, | |
339 | // idrotm[1100],"ONLY"); | |
340 | // gMC->Gspos("S01F",3,"S01G", 0, +iChamber->RInner()+bpar[0] , 0, | |
341 | // idrotm[1101],"ONLY"); | |
342 | // gMC->Gspos("S01F",4,"S01G", 0, -iChamber->RInner()-bpar[0] , 0, | |
343 | // idrotm[1101],"ONLY"); | |
344 | ||
345 | // gMC->Gspos("S02F",1,"S02G", +iChamber->RInner()+bpar[0] , 0, 0, | |
346 | // idrotm[1100],"ONLY"); | |
347 | // gMC->Gspos("S02F",2,"S02G", -iChamber->RInner()-bpar[0] , 0, 0, | |
348 | // idrotm[1100],"ONLY"); | |
349 | // gMC->Gspos("S02F",3,"S02G", 0, +iChamber->RInner()+bpar[0] , 0, | |
350 | // idrotm[1101],"ONLY"); | |
351 | // gMC->Gspos("S02F",4,"S02G", 0, -iChamber->RInner()-bpar[0] , 0, | |
352 | // idrotm[1101],"ONLY"); | |
353 | // } | |
354 | } | |
355 | if (fStations[1]) { | |
356 | ||
357 | //******************************************************************** | |
358 | // Station 2 ** | |
359 | //******************************************************************** | |
360 | // indices 1 and 2 for first and second chambers in the station | |
361 | // iChamber (first chamber) kept for other quanties than Z, | |
362 | // assumed to be the same in both chambers | |
363 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[2]; | |
364 | iChamber2 =(AliMUONChamber*) (*fChambers)[3]; | |
365 | zpos1=iChamber1->Z(); | |
366 | zpos2=iChamber2->Z(); | |
367 | dstation = TMath::Abs(zpos2 - zpos1); | |
368 | // DGas and DAlu not changed from standard values | |
369 | zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; | |
370 | ||
371 | // | |
372 | // Mother volume | |
373 | tpar[0] = iChamber->RInner()-dframep; | |
374 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
375 | tpar[2] = dstation/5; | |
376 | ||
377 | gMC->Gsvolu("S03M", "TUBE", idAir, tpar, 3); | |
378 | gMC->Gsvolu("S04M", "TUBE", idAir, tpar, 3); | |
379 | gMC->Gspos("S03M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
380 | gMC->Gspos("S04M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
381 | gMC->Gsbool("S03M", "L3DO"); | |
382 | gMC->Gsbool("S03M", "L3O1"); | |
383 | gMC->Gsbool("S03M", "L3O2"); | |
384 | gMC->Gsbool("S04M", "L3DO"); | |
385 | gMC->Gsbool("S04M", "L3O1"); | |
386 | gMC->Gsbool("S04M", "L3O2"); | |
387 | ||
388 | // // Aluminium frames | |
389 | // // Outer frames | |
390 | // pgpar[0] = 360/12/2; | |
391 | // pgpar[1] = 360.; | |
392 | // pgpar[2] = 12.; | |
393 | // pgpar[3] = 2; | |
394 | // pgpar[4] = -dframez/2; | |
395 | // pgpar[5] = iChamber->ROuter(); | |
396 | // pgpar[6] = pgpar[5]+dframep; | |
397 | // pgpar[7] = +dframez/2; | |
398 | // pgpar[8] = pgpar[5]; | |
399 | // pgpar[9] = pgpar[6]; | |
400 | // gMC->Gsvolu("S03O", "PGON", idAlu1, pgpar, 10); | |
401 | // gMC->Gsvolu("S04O", "PGON", idAlu1, pgpar, 10); | |
402 | // gMC->Gspos("S03O",1,"S03M", 0.,0.,-zfpos, 0,"ONLY"); | |
403 | // gMC->Gspos("S03O",2,"S03M", 0.,0.,+zfpos, 0,"ONLY"); | |
404 | // gMC->Gspos("S04O",1,"S04M", 0.,0.,-zfpos, 0,"ONLY"); | |
405 | // gMC->Gspos("S04O",2,"S04M", 0.,0.,+zfpos, 0,"ONLY"); | |
406 | // // | |
407 | // // Inner frame | |
408 | // tpar[0]= iChamber->RInner()-dframep; | |
409 | // tpar[1]= iChamber->RInner(); | |
410 | // tpar[2]= dframez/2; | |
411 | // gMC->Gsvolu("S03I", "TUBE", idAlu1, tpar, 3); | |
412 | // gMC->Gsvolu("S04I", "TUBE", idAlu1, tpar, 3); | |
413 | ||
414 | // gMC->Gspos("S03I",1,"S03M", 0.,0.,-zfpos, 0,"ONLY"); | |
415 | // gMC->Gspos("S03I",2,"S03M", 0.,0.,+zfpos, 0,"ONLY"); | |
416 | // gMC->Gspos("S04I",1,"S04M", 0.,0.,-zfpos, 0,"ONLY"); | |
417 | // gMC->Gspos("S04I",2,"S04M", 0.,0.,+zfpos, 0,"ONLY"); | |
418 | // | |
419 | // Frame Crosses | |
420 | if (frameCrosses) { | |
421 | // outside gas | |
422 | // security for inside mother volume | |
423 | bpar[0] = (iChamber->ROuter() - iChamber->RInner()) | |
424 | * TMath::Cos(TMath::ASin(dframep1 / | |
425 | (iChamber->ROuter() - iChamber->RInner()))) | |
426 | / 2.0; | |
427 | bpar[1] = dframep1/2; | |
428 | // total thickness will be (4 * bpar[2]) for each chamber, | |
429 | // which has to be equal to (2 * dframez) - DAlu | |
430 | bpar[2] = (2.0 * dframez - iChamber->DAlu()) / 4.0; | |
431 | gMC->Gsvolu("S03B", "BOX", idAlu1, bpar, 3); | |
432 | gMC->Gsvolu("S04B", "BOX", idAlu1, bpar, 3); | |
433 | ||
434 | gMC->Gspos("S03B",1,"S03M", -iChamber->RInner()-bpar[0] , 0, zfpos, | |
435 | idrotm[1100],"ONLY"); | |
436 | gMC->Gspos("S03B",2,"S03M", +iChamber->RInner()+bpar[0] , 0, zfpos, | |
437 | idrotm[1100],"ONLY"); | |
438 | gMC->Gspos("S03B",3,"S03M", 0, -iChamber->RInner()-bpar[0] , zfpos, | |
439 | idrotm[1101],"ONLY"); | |
440 | gMC->Gspos("S03B",4,"S03M", 0, +iChamber->RInner()+bpar[0] , zfpos, | |
441 | idrotm[1101],"ONLY"); | |
442 | gMC->Gspos("S03B",5,"S03M", -iChamber->RInner()-bpar[0] , 0,-zfpos, | |
443 | idrotm[1100],"ONLY"); | |
444 | gMC->Gspos("S03B",6,"S03M", +iChamber->RInner()+bpar[0] , 0,-zfpos, | |
445 | idrotm[1100],"ONLY"); | |
446 | gMC->Gspos("S03B",7,"S03M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, | |
447 | idrotm[1101],"ONLY"); | |
448 | gMC->Gspos("S03B",8,"S03M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, | |
449 | idrotm[1101],"ONLY"); | |
450 | ||
451 | gMC->Gspos("S04B",1,"S04M", -iChamber->RInner()-bpar[0] , 0, zfpos, | |
452 | idrotm[1100],"ONLY"); | |
453 | gMC->Gspos("S04B",2,"S04M", +iChamber->RInner()+bpar[0] , 0, zfpos, | |
454 | idrotm[1100],"ONLY"); | |
455 | gMC->Gspos("S04B",3,"S04M", 0, -iChamber->RInner()-bpar[0] , zfpos, | |
456 | idrotm[1101],"ONLY"); | |
457 | gMC->Gspos("S04B",4,"S04M", 0, +iChamber->RInner()+bpar[0] , zfpos, | |
458 | idrotm[1101],"ONLY"); | |
459 | gMC->Gspos("S04B",5,"S04M", -iChamber->RInner()-bpar[0] , 0,-zfpos, | |
460 | idrotm[1100],"ONLY"); | |
461 | gMC->Gspos("S04B",6,"S04M", +iChamber->RInner()+bpar[0] , 0,-zfpos, | |
462 | idrotm[1100],"ONLY"); | |
463 | gMC->Gspos("S04B",7,"S04M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, | |
464 | idrotm[1101],"ONLY"); | |
465 | gMC->Gspos("S04B",8,"S04M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, | |
466 | idrotm[1101],"ONLY"); | |
467 | } | |
468 | // | |
469 | // Chamber Material represented by Alu sheet | |
470 | tpar[0]= iChamber->RInner(); | |
471 | tpar[1]= iChamber->ROuter(); | |
472 | tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2; | |
473 | gMC->Gsvolu("S03A", "TUBE", idAlu2, tpar, 3); | |
474 | gMC->Gsvolu("S04A", "TUBE", idAlu2, tpar, 3); | |
475 | gMC->Gspos("S03A", 1, "S03M", 0., 0., 0., 0, "ONLY"); | |
476 | gMC->Gspos("S04A", 1, "S04M", 0., 0., 0., 0, "ONLY"); | |
477 | // | |
478 | // Sensitive volumes | |
479 | // tpar[2] = iChamber->DGas(); | |
480 | tpar[2] = iChamber->DGas()/2; | |
481 | gMC->Gsvolu("S03G", "TUBE", idGas, tpar, 3); | |
482 | gMC->Gsvolu("S04G", "TUBE", idGas, tpar, 3); | |
483 | gMC->Gspos("S03G", 1, "S03A", 0., 0., 0., 0, "ONLY"); | |
484 | gMC->Gspos("S04G", 1, "S04A", 0., 0., 0., 0, "ONLY"); | |
485 | // | |
486 | // Frame Crosses to be placed inside gas | |
487 | // NONE: chambers are sensitive everywhere | |
488 | // if (frameCrosses) { | |
489 | ||
490 | // dr = (iChamber->ROuter() - iChamber->RInner()); | |
491 | // bpar[0] = TMath::Sqrt(dr*dr-dframep1*dframep1/4)/2; | |
492 | // bpar[1] = dframep1/2; | |
493 | // bpar[2] = iChamber->DGas()/2; | |
494 | // gMC->Gsvolu("S03F", "BOX", idAlu1, bpar, 3); | |
495 | // gMC->Gsvolu("S04F", "BOX", idAlu1, bpar, 3); | |
496 | ||
497 | // gMC->Gspos("S03F",1,"S03G", +iChamber->RInner()+bpar[0] , 0, 0, | |
498 | // idrotm[1100],"ONLY"); | |
499 | // gMC->Gspos("S03F",2,"S03G", -iChamber->RInner()-bpar[0] , 0, 0, | |
500 | // idrotm[1100],"ONLY"); | |
501 | // gMC->Gspos("S03F",3,"S03G", 0, +iChamber->RInner()+bpar[0] , 0, | |
502 | // idrotm[1101],"ONLY"); | |
503 | // gMC->Gspos("S03F",4,"S03G", 0, -iChamber->RInner()-bpar[0] , 0, | |
504 | // idrotm[1101],"ONLY"); | |
505 | ||
506 | // gMC->Gspos("S04F",1,"S04G", +iChamber->RInner()+bpar[0] , 0, 0, | |
507 | // idrotm[1100],"ONLY"); | |
508 | // gMC->Gspos("S04F",2,"S04G", -iChamber->RInner()-bpar[0] , 0, 0, | |
509 | // idrotm[1100],"ONLY"); | |
510 | // gMC->Gspos("S04F",3,"S04G", 0, +iChamber->RInner()+bpar[0] , 0, | |
511 | // idrotm[1101],"ONLY"); | |
512 | // gMC->Gspos("S04F",4,"S04G", 0, -iChamber->RInner()-bpar[0] , 0, | |
513 | // idrotm[1101],"ONLY"); | |
514 | // } | |
515 | } | |
516 | // define the id of tracking media: | |
517 | Int_t idCopper = idtmed[1110]; | |
518 | Int_t idGlass = idtmed[1111]; | |
519 | Int_t idCarbon = idtmed[1112]; | |
520 | Int_t idRoha = idtmed[1113]; | |
521 | ||
522 | // sensitive area: 40*40 cm**2 | |
523 | const Float_t ksensLength = 40.; | |
524 | const Float_t ksensHeight = 40.; | |
525 | const Float_t ksensWidth = 0.5; // according to TDR fig 2.120 | |
526 | const Int_t ksensMaterial = idGas; | |
527 | const Float_t kyOverlap = 1.5; | |
528 | ||
529 | // PCB dimensions in cm; width: 30 mum copper | |
530 | const Float_t kpcbLength = ksensLength; | |
531 | const Float_t kpcbHeight = 60.; | |
532 | const Float_t kpcbWidth = 0.003; | |
533 | const Int_t kpcbMaterial= idCopper; | |
534 | ||
535 | // Insulating material: 200 mum glass fiber glued to pcb | |
536 | const Float_t kinsuLength = kpcbLength; | |
537 | const Float_t kinsuHeight = kpcbHeight; | |
538 | const Float_t kinsuWidth = 0.020; | |
539 | const Int_t kinsuMaterial = idGlass; | |
540 | ||
541 | // Carbon fiber panels: 200mum carbon/epoxy skin | |
542 | const Float_t kpanelLength = ksensLength; | |
543 | const Float_t kpanelHeight = ksensHeight; | |
544 | const Float_t kpanelWidth = 0.020; | |
545 | const Int_t kpanelMaterial = idCarbon; | |
546 | ||
547 | // rohacell between the two carbon panels | |
548 | const Float_t krohaLength = ksensLength; | |
549 | const Float_t krohaHeight = ksensHeight; | |
550 | const Float_t krohaWidth = 0.5; | |
551 | const Int_t krohaMaterial = idRoha; | |
552 | ||
553 | // Frame around the slat: 2 sticks along length,2 along height | |
554 | // H: the horizontal ones | |
555 | const Float_t khFrameLength = kpcbLength; | |
556 | const Float_t khFrameHeight = 1.5; | |
557 | const Float_t khFrameWidth = ksensWidth; | |
558 | const Int_t khFrameMaterial = idGlass; | |
559 | ||
560 | // V: the vertical ones | |
561 | const Float_t kvFrameLength = 4.0; | |
562 | const Float_t kvFrameHeight = ksensHeight + khFrameHeight; | |
563 | const Float_t kvFrameWidth = ksensWidth; | |
564 | const Int_t kvFrameMaterial = idGlass; | |
565 | ||
566 | // B: the horizontal border filled with rohacell | |
567 | const Float_t kbFrameLength = khFrameLength; | |
568 | const Float_t kbFrameHeight = (kpcbHeight - ksensHeight)/2. - khFrameHeight; | |
569 | const Float_t kbFrameWidth = khFrameWidth; | |
570 | const Int_t kbFrameMaterial = idRoha; | |
571 | ||
572 | // NULOC: 30 mum copper + 200 mum vetronite (same radiation length as 14mum copper) | |
573 | const Float_t knulocLength = 2.5; | |
574 | const Float_t knulocHeight = 7.5; | |
575 | const Float_t knulocWidth = 0.0030 + 0.0014; // equivalent copper width of vetronite; | |
576 | const Int_t knulocMaterial = idCopper; | |
577 | ||
578 | const Float_t kslatHeight = kpcbHeight; | |
579 | const Float_t kslatWidth = ksensWidth + 2.*(kpcbWidth + kinsuWidth + | |
580 | 2.* kpanelWidth + krohaWidth); | |
581 | const Int_t kslatMaterial = idAir; | |
582 | const Float_t kdSlatLength = kvFrameLength; // border on left and right | |
583 | ||
584 | Float_t spar[3]; | |
585 | Int_t i, j; | |
586 | ||
587 | // the panel volume contains the rohacell | |
588 | ||
589 | Float_t twidth = 2 * kpanelWidth + krohaWidth; | |
590 | Float_t panelpar[3] = { kpanelLength/2., kpanelHeight/2., twidth/2. }; | |
591 | Float_t rohapar[3] = { krohaLength/2., krohaHeight/2., krohaWidth/2. }; | |
592 | ||
593 | // insulating material contains PCB-> gas-> 2 borders filled with rohacell | |
594 | ||
595 | twidth = 2*(kinsuWidth + kpcbWidth) + ksensWidth; | |
596 | Float_t insupar[3] = { kinsuLength/2., kinsuHeight/2., twidth/2. }; | |
597 | twidth -= 2 * kinsuWidth; | |
598 | Float_t pcbpar[3] = { kpcbLength/2., kpcbHeight/2., twidth/2. }; | |
599 | Float_t senspar[3] = { ksensLength/2., ksensHeight/2., ksensWidth/2. }; | |
600 | Float_t theight = 2*khFrameHeight + ksensHeight; | |
601 | Float_t hFramepar[3]={khFrameLength/2., theight/2., khFrameWidth/2.}; | |
602 | Float_t bFramepar[3]={kbFrameLength/2., kbFrameHeight/2., kbFrameWidth/2.}; | |
603 | Float_t vFramepar[3]={kvFrameLength/2., kvFrameHeight/2., kvFrameWidth/2.}; | |
604 | Float_t nulocpar[3]={knulocLength/2., knulocHeight/2., knulocWidth/2.}; | |
605 | Float_t xx; | |
606 | Float_t xxmax = (kbFrameLength - knulocLength)/2.; | |
607 | Int_t index=0; | |
608 | ||
609 | if (fStations[2]) { | |
610 | ||
611 | //******************************************************************** | |
612 | // Station 3 ** | |
613 | //******************************************************************** | |
614 | // indices 1 and 2 for first and second chambers in the station | |
615 | // iChamber (first chamber) kept for other quanties than Z, | |
616 | // assumed to be the same in both chambers | |
617 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[4]; | |
618 | iChamber2 =(AliMUONChamber*) (*fChambers)[5]; | |
619 | zpos1=iChamber1->Z(); | |
620 | zpos2=iChamber2->Z(); | |
621 | dstation = TMath::Abs(zpos2 - zpos1); | |
622 | ||
623 | // | |
624 | // Mother volume | |
625 | tpar[0] = iChamber->RInner()-dframep; | |
626 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
627 | tpar[2] = dstation/5; | |
628 | ||
8e8eae84 | 629 | const char *slats5Mother = "S05M"; |
630 | const char *slats6Mother = "S06M"; | |
d1cd2474 | 631 | Float_t zoffs5 = 0; |
632 | Float_t zoffs6 = 0; | |
633 | ||
634 | if (gAlice->GetModule("DIPO")) { | |
635 | slats5Mother="DDIP"; | |
636 | slats6Mother="DDIP"; | |
637 | ||
638 | zoffs5 = TMath::Abs(zpos1); | |
639 | zoffs6 = TMath::Abs(zpos2); | |
640 | } | |
641 | ||
642 | else { | |
643 | gMC->Gsvolu("S05M", "TUBE", idAir, tpar, 3); | |
644 | gMC->Gsvolu("S06M", "TUBE", idAir, tpar, 3); | |
645 | gMC->Gspos("S05M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
646 | gMC->Gspos("S06M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
647 | } | |
648 | ||
649 | // volumes for slat geometry (xx=5,..,10 chamber id): | |
650 | // Sxx0 Sxx1 Sxx2 Sxx3 --> Slat Mother volumes | |
651 | // SxxG --> Sensitive volume (gas) | |
652 | // SxxP --> PCB (copper) | |
653 | // SxxI --> Insulator (vetronite) | |
654 | // SxxC --> Carbon panel | |
655 | // SxxR --> Rohacell | |
656 | // SxxH, SxxV --> Horizontal and Vertical frames (vetronite) | |
657 | // SB5x --> Volumes for the 35 cm long PCB | |
658 | // slat dimensions: slat is a MOTHER volume!!! made of air | |
659 | ||
660 | // only for chamber 5: slat 1 has a PCB shorter by 5cm! | |
661 | ||
662 | Float_t tlength = 35.; | |
663 | Float_t panelpar2[3] = { tlength/2., panelpar[1], panelpar[2]}; | |
664 | Float_t rohapar2[3] = { tlength/2., rohapar[1], rohapar[2]}; | |
665 | Float_t insupar2[3] = { tlength/2., insupar[1], insupar[2]}; | |
666 | Float_t pcbpar2[3] = { tlength/2., pcbpar[1], pcbpar[2]}; | |
667 | Float_t senspar2[3] = { tlength/2., senspar[1], senspar[2]}; | |
668 | Float_t hFramepar2[3] = { tlength/2., hFramepar[1], hFramepar[2]}; | |
669 | Float_t bFramepar2[3] = { tlength/2., bFramepar[1], bFramepar[2]}; | |
670 | ||
671 | const Int_t knSlats3 = 5; // number of slats per quadrant | |
672 | const Int_t knPCB3[knSlats3] = {3,3,4,3,2}; // n PCB per slat | |
673 | const Float_t kxpos3[knSlats3] = {31., 40., 0., 0., 0.}; | |
674 | Float_t slatLength3[knSlats3]; | |
675 | ||
676 | // create and position the slat (mother) volumes | |
677 | ||
678 | char volNam5[5]; | |
679 | char volNam6[5]; | |
680 | Float_t xSlat3; | |
681 | ||
682 | Float_t spar2[3]; | |
683 | for (i = 0; i<knSlats3; i++){ | |
684 | slatLength3[i] = kpcbLength * knPCB3[i] + 2. * kdSlatLength; | |
685 | xSlat3 = slatLength3[i]/2. - kvFrameLength/2. + kxpos3[i]; | |
686 | if (i==1 || i==0) slatLength3[i] -= 2. *kdSlatLength; // frame out in PCB with circular border | |
687 | Float_t ySlat31 = ksensHeight * i - kyOverlap * i; | |
688 | Float_t ySlat32 = -ksensHeight * i + kyOverlap * i; | |
689 | spar[0] = slatLength3[i]/2.; | |
690 | spar[1] = kslatHeight/2.; | |
691 | spar[2] = kslatWidth/2. * 1.01; | |
692 | // take away 5 cm from the first slat in chamber 5 | |
693 | Float_t xSlat32 = 0; | |
694 | if (i==1 || i==2) { // 1 pcb is shortened by 5cm | |
695 | spar2[0] = spar[0]-5./2.; | |
696 | xSlat32 = xSlat3 - 5/2.; | |
697 | } | |
698 | else { | |
699 | spar2[0] = spar[0]; | |
700 | xSlat32 = xSlat3; | |
701 | } | |
702 | spar2[1] = spar[1]; | |
703 | spar2[2] = spar[2]; | |
704 | Float_t dzCh3=spar[2] * 1.01; | |
705 | // zSlat to be checked (odd downstream or upstream?) | |
706 | Float_t zSlat = (i%2 ==0)? -spar[2] : spar[2]; | |
707 | ||
708 | if (gAlice->GetModule("DIPO")) {zSlat*=-1.;} | |
709 | ||
710 | sprintf(volNam5,"S05%d",i); | |
711 | gMC->Gsvolu(volNam5,"BOX",kslatMaterial,spar2,3); | |
712 | gMC->Gspos(volNam5, i*4+1,slats5Mother, -xSlat32, ySlat31, zoffs5-zSlat-2.*dzCh3, 0, "ONLY"); | |
713 | gMC->Gspos(volNam5, i*4+2,slats5Mother, +xSlat32, ySlat31, zoffs5-zSlat+2.*dzCh3, 0, "ONLY"); | |
714 | ||
715 | if (i>0) { | |
716 | gMC->Gspos(volNam5, i*4+3,slats5Mother,-xSlat32, ySlat32, zoffs5-zSlat-2.*dzCh3, 0, "ONLY"); | |
717 | gMC->Gspos(volNam5, i*4+4,slats5Mother,+xSlat32, ySlat32, zoffs5-zSlat+2.*dzCh3, 0, "ONLY"); | |
718 | } | |
719 | sprintf(volNam6,"S06%d",i); | |
720 | gMC->Gsvolu(volNam6,"BOX",kslatMaterial,spar,3); | |
721 | gMC->Gspos(volNam6, i*4+1,slats6Mother,-xSlat3, ySlat31, zoffs6-zSlat-2.*dzCh3, 0, "ONLY"); | |
722 | gMC->Gspos(volNam6, i*4+2,slats6Mother,+xSlat3, ySlat31, zoffs6-zSlat+2.*dzCh3, 0, "ONLY"); | |
723 | if (i>0) { | |
724 | gMC->Gspos(volNam6, i*4+3,slats6Mother,-xSlat3, ySlat32, zoffs6-zSlat-2.*dzCh3, 0, "ONLY"); | |
725 | gMC->Gspos(volNam6, i*4+4,slats6Mother,+xSlat3, ySlat32, zoffs6-zSlat+2.*dzCh3, 0, "ONLY"); | |
726 | } | |
727 | } | |
728 | ||
729 | // create the panel volume | |
730 | ||
731 | gMC->Gsvolu("S05C","BOX",kpanelMaterial,panelpar,3); | |
732 | gMC->Gsvolu("SB5C","BOX",kpanelMaterial,panelpar2,3); | |
733 | gMC->Gsvolu("S06C","BOX",kpanelMaterial,panelpar,3); | |
734 | ||
735 | // create the rohacell volume | |
736 | ||
737 | gMC->Gsvolu("S05R","BOX",krohaMaterial,rohapar,3); | |
738 | gMC->Gsvolu("SB5R","BOX",krohaMaterial,rohapar2,3); | |
739 | gMC->Gsvolu("S06R","BOX",krohaMaterial,rohapar,3); | |
740 | ||
741 | // create the insulating material volume | |
742 | ||
743 | gMC->Gsvolu("S05I","BOX",kinsuMaterial,insupar,3); | |
744 | gMC->Gsvolu("SB5I","BOX",kinsuMaterial,insupar2,3); | |
745 | gMC->Gsvolu("S06I","BOX",kinsuMaterial,insupar,3); | |
746 | ||
747 | // create the PCB volume | |
748 | ||
749 | gMC->Gsvolu("S05P","BOX",kpcbMaterial,pcbpar,3); | |
750 | gMC->Gsvolu("SB5P","BOX",kpcbMaterial,pcbpar2,3); | |
751 | gMC->Gsvolu("S06P","BOX",kpcbMaterial,pcbpar,3); | |
752 | ||
753 | // create the sensitive volumes, | |
754 | gMC->Gsvolu("S05G","BOX",ksensMaterial,dum,0); | |
755 | gMC->Gsvolu("S06G","BOX",ksensMaterial,dum,0); | |
756 | ||
757 | ||
758 | // create the vertical frame volume | |
759 | ||
760 | gMC->Gsvolu("S05V","BOX",kvFrameMaterial,vFramepar,3); | |
761 | gMC->Gsvolu("S06V","BOX",kvFrameMaterial,vFramepar,3); | |
762 | ||
763 | // create the horizontal frame volume | |
764 | ||
765 | gMC->Gsvolu("S05H","BOX",khFrameMaterial,hFramepar,3); | |
766 | gMC->Gsvolu("SB5H","BOX",khFrameMaterial,hFramepar2,3); | |
767 | gMC->Gsvolu("S06H","BOX",khFrameMaterial,hFramepar,3); | |
768 | ||
769 | // create the horizontal border volume | |
770 | ||
771 | gMC->Gsvolu("S05B","BOX",kbFrameMaterial,bFramepar,3); | |
772 | gMC->Gsvolu("SB5B","BOX",kbFrameMaterial,bFramepar2,3); | |
773 | gMC->Gsvolu("S06B","BOX",kbFrameMaterial,bFramepar,3); | |
774 | ||
775 | index=0; | |
776 | for (i = 0; i<knSlats3; i++){ | |
777 | sprintf(volNam5,"S05%d",i); | |
778 | sprintf(volNam6,"S06%d",i); | |
779 | Float_t xvFrame = (slatLength3[i] - kvFrameLength)/2.; | |
780 | Float_t xvFrame2 = xvFrame; | |
781 | if ( i==1 || i ==2 ) xvFrame2 -= 5./2.; | |
782 | // position the vertical frames | |
783 | if (i!=1 && i!=0) { | |
784 | gMC->Gspos("S05V",2*i-1,volNam5, xvFrame2, 0., 0. , 0, "ONLY"); | |
785 | gMC->Gspos("S05V",2*i ,volNam5,-xvFrame2, 0., 0. , 0, "ONLY"); | |
786 | gMC->Gspos("S06V",2*i-1,volNam6, xvFrame, 0., 0. , 0, "ONLY"); | |
787 | gMC->Gspos("S06V",2*i ,volNam6,-xvFrame, 0., 0. , 0, "ONLY"); | |
788 | } | |
789 | // position the panels and the insulating material | |
790 | for (j=0; j<knPCB3[i]; j++){ | |
791 | index++; | |
792 | Float_t xx = ksensLength * (-knPCB3[i]/2.+j+.5); | |
793 | Float_t xx2 = xx + 5/2.; | |
794 | ||
795 | Float_t zPanel = spar[2] - panelpar[2]; | |
796 | if ( (i==1 || i==2) && j == knPCB3[i]-1) { // 1 pcb is shortened by 5cm | |
797 | gMC->Gspos("SB5C",2*index-1,volNam5, xx, 0., zPanel , 0, "ONLY"); | |
798 | gMC->Gspos("SB5C",2*index ,volNam5, xx, 0.,-zPanel , 0, "ONLY"); | |
799 | gMC->Gspos("SB5I",index ,volNam5, xx, 0., 0 , 0, "ONLY"); | |
800 | } | |
801 | else if ( (i==1 || i==2) && j < knPCB3[i]-1) { | |
802 | gMC->Gspos("S05C",2*index-1,volNam5, xx2, 0., zPanel , 0, "ONLY"); | |
803 | gMC->Gspos("S05C",2*index ,volNam5, xx2, 0.,-zPanel , 0, "ONLY"); | |
804 | gMC->Gspos("S05I",index ,volNam5, xx2, 0., 0 , 0, "ONLY"); | |
805 | } | |
806 | else { | |
807 | gMC->Gspos("S05C",2*index-1,volNam5, xx, 0., zPanel , 0, "ONLY"); | |
808 | gMC->Gspos("S05C",2*index ,volNam5, xx, 0.,-zPanel , 0, "ONLY"); | |
809 | gMC->Gspos("S05I",index ,volNam5, xx, 0., 0 , 0, "ONLY"); | |
810 | } | |
811 | gMC->Gspos("S06C",2*index-1,volNam6, xx, 0., zPanel , 0, "ONLY"); | |
812 | gMC->Gspos("S06C",2*index ,volNam6, xx, 0.,-zPanel , 0, "ONLY"); | |
813 | gMC->Gspos("S06I",index,volNam6, xx, 0., 0 , 0, "ONLY"); | |
814 | } | |
815 | } | |
816 | ||
817 | // position the rohacell volume inside the panel volume | |
818 | gMC->Gspos("S05R",1,"S05C",0.,0.,0.,0,"ONLY"); | |
819 | gMC->Gspos("SB5R",1,"SB5C",0.,0.,0.,0,"ONLY"); | |
820 | gMC->Gspos("S06R",1,"S06C",0.,0.,0.,0,"ONLY"); | |
821 | ||
822 | // position the PCB volume inside the insulating material volume | |
823 | gMC->Gspos("S05P",1,"S05I",0.,0.,0.,0,"ONLY"); | |
824 | gMC->Gspos("SB5P",1,"SB5I",0.,0.,0.,0,"ONLY"); | |
825 | gMC->Gspos("S06P",1,"S06I",0.,0.,0.,0,"ONLY"); | |
826 | // position the horizontal frame volume inside the PCB volume | |
827 | gMC->Gspos("S05H",1,"S05P",0.,0.,0.,0,"ONLY"); | |
828 | gMC->Gspos("SB5H",1,"SB5P",0.,0.,0.,0,"ONLY"); | |
829 | gMC->Gspos("S06H",1,"S06P",0.,0.,0.,0,"ONLY"); | |
830 | // position the sensitive volume inside the horizontal frame volume | |
831 | gMC->Gsposp("S05G",1,"S05H",0.,0.,0.,0,"ONLY",senspar,3); | |
832 | gMC->Gsposp("S05G",1,"SB5H",0.,0.,0.,0,"ONLY",senspar2,3); | |
833 | gMC->Gsposp("S06G",1,"S06H",0.,0.,0.,0,"ONLY",senspar,3); | |
834 | // position the border volumes inside the PCB volume | |
835 | Float_t yborder = ( kpcbHeight - kbFrameHeight ) / 2.; | |
836 | gMC->Gspos("S05B",1,"S05P",0., yborder,0.,0,"ONLY"); | |
837 | gMC->Gspos("S05B",2,"S05P",0.,-yborder,0.,0,"ONLY"); | |
838 | gMC->Gspos("SB5B",1,"SB5P",0., yborder,0.,0,"ONLY"); | |
839 | gMC->Gspos("SB5B",2,"SB5P",0.,-yborder,0.,0,"ONLY"); | |
840 | gMC->Gspos("S06B",1,"S06P",0., yborder,0.,0,"ONLY"); | |
841 | gMC->Gspos("S06B",2,"S06P",0.,-yborder,0.,0,"ONLY"); | |
842 | ||
843 | // create the NULOC volume and position it in the horizontal frame | |
844 | ||
845 | gMC->Gsvolu("S05N","BOX",knulocMaterial,nulocpar,3); | |
846 | gMC->Gsvolu("S06N","BOX",knulocMaterial,nulocpar,3); | |
847 | index = 0; | |
848 | Float_t xxmax2 = xxmax - 5./2.; | |
849 | for (xx = -xxmax; xx<=xxmax; xx+=2*knulocLength) { | |
850 | index++; | |
851 | gMC->Gspos("S05N",2*index-1,"S05B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
852 | gMC->Gspos("S05N",2*index ,"S05B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
853 | if (xx > -xxmax2 && xx< xxmax2) { | |
854 | gMC->Gspos("S05N",2*index-1,"SB5B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
855 | gMC->Gspos("S05N",2*index ,"SB5B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
856 | } | |
857 | gMC->Gspos("S06N",2*index-1,"S06B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
858 | gMC->Gspos("S06N",2*index ,"S06B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
859 | } | |
860 | ||
861 | // position the volumes approximating the circular section of the pipe | |
862 | Float_t yoffs = ksensHeight/2. - kyOverlap; | |
863 | Float_t epsilon = 0.001; | |
864 | Int_t ndiv=6; | |
865 | Float_t divpar[3]; | |
866 | Double_t dydiv= ksensHeight/ndiv; | |
867 | Double_t ydiv = yoffs -dydiv; | |
868 | Int_t imax=0; | |
869 | imax = 1; | |
870 | Float_t rmin = 33.; | |
871 | Float_t z1 = spar[2], z2=2*spar[2]*1.01; | |
872 | if (gAlice->GetModule("DIPO")) {z1*=-1.;} | |
873 | for (Int_t idiv=0;idiv<ndiv; idiv++){ | |
874 | ydiv+= dydiv; | |
875 | Float_t xdiv = 0.; | |
876 | if (ydiv<rmin) xdiv= rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ); | |
877 | divpar[0] = (kpcbLength-xdiv)/2.; | |
878 | divpar[1] = dydiv/2. - epsilon; | |
879 | divpar[2] = ksensWidth/2.; | |
880 | Float_t xvol=(kpcbLength+xdiv)/2.+1.999; | |
881 | Float_t yvol=ydiv + dydiv/2.; | |
882 | //printf ("y ll = %f y ur = %f \n",yvol - divpar[1], yvol + divpar[1]); | |
883 | gMC->Gsposp("S05G",imax+4*idiv+1,slats5Mother,-xvol, yvol, zoffs5-z1-z2, 0, "ONLY",divpar,3); | |
884 | gMC->Gsposp("S06G",imax+4*idiv+1,slats6Mother,-xvol, yvol, zoffs6-z1-z2, 0, "ONLY",divpar,3); | |
885 | gMC->Gsposp("S05G",imax+4*idiv+2,slats5Mother,-xvol,-yvol, zoffs5-z1-z2, 0, "ONLY",divpar,3); | |
886 | gMC->Gsposp("S06G",imax+4*idiv+2,slats6Mother,-xvol,-yvol, zoffs6-z1-z2, 0, "ONLY",divpar,3); | |
887 | gMC->Gsposp("S05G",imax+4*idiv+3,slats5Mother,+xvol, yvol, zoffs5-z1+z2, 0, "ONLY",divpar,3); | |
888 | gMC->Gsposp("S06G",imax+4*idiv+3,slats6Mother,+xvol, yvol, zoffs6-z1+z2, 0, "ONLY",divpar,3); | |
889 | gMC->Gsposp("S05G",imax+4*idiv+4,slats5Mother,+xvol,-yvol, zoffs5-z1+z2, 0, "ONLY",divpar,3); | |
890 | gMC->Gsposp("S06G",imax+4*idiv+4,slats6Mother,+xvol,-yvol, zoffs6-z1+z2, 0, "ONLY",divpar,3); | |
891 | } | |
892 | } | |
893 | ||
894 | if (fStations[3]) { | |
895 | ||
896 | //******************************************************************** | |
897 | // Station 4 ** | |
898 | //******************************************************************** | |
899 | // indices 1 and 2 for first and second chambers in the station | |
900 | // iChamber (first chamber) kept for other quanties than Z, | |
901 | // assumed to be the same in both chambers | |
902 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[6]; | |
903 | iChamber2 =(AliMUONChamber*) (*fChambers)[7]; | |
904 | zpos1=iChamber1->Z(); | |
905 | zpos2=iChamber2->Z(); | |
906 | dstation = TMath::Abs(zpos2 - zpos1); | |
907 | // zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; // not used any more | |
908 | ||
909 | // | |
910 | // Mother volume | |
911 | tpar[0] = iChamber->RInner()-dframep; | |
912 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
913 | tpar[2] = dstation/4; | |
914 | ||
915 | gMC->Gsvolu("S07M", "TUBE", idAir, tpar, 3); | |
916 | gMC->Gsvolu("S08M", "TUBE", idAir, tpar, 3); | |
917 | gMC->Gspos("S07M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
918 | gMC->Gspos("S08M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
919 | ||
920 | ||
921 | const Int_t knSlats4 = 6; // number of slats per quadrant | |
922 | const Int_t knPCB4[knSlats4] = {4,4,5,5,4,3}; // n PCB per slat | |
923 | const Float_t kxpos4[knSlats4] = {38.5, 40., 0., 0., 0., 0.}; | |
924 | Float_t slatLength4[knSlats4]; | |
925 | ||
926 | // create and position the slat (mother) volumes | |
927 | ||
928 | char volNam7[5]; | |
929 | char volNam8[5]; | |
930 | Float_t xSlat4; | |
931 | Float_t ySlat4; | |
932 | ||
933 | for (i = 0; i<knSlats4; i++){ | |
934 | slatLength4[i] = kpcbLength * knPCB4[i] + 2. * kdSlatLength; | |
935 | xSlat4 = slatLength4[i]/2. - kvFrameLength/2. + kxpos4[i]; | |
936 | if (i==1) slatLength4[i] -= 2. *kdSlatLength; // frame out in PCB with circular border | |
937 | ySlat4 = ksensHeight * i - kyOverlap *i; | |
938 | ||
939 | spar[0] = slatLength4[i]/2.; | |
940 | spar[1] = kslatHeight/2.; | |
941 | spar[2] = kslatWidth/2.*1.01; | |
942 | Float_t dzCh4=spar[2]*1.01; | |
943 | // zSlat to be checked (odd downstream or upstream?) | |
944 | Float_t zSlat = (i%2 ==0)? spar[2] : -spar[2]; | |
945 | sprintf(volNam7,"S07%d",i); | |
946 | gMC->Gsvolu(volNam7,"BOX",kslatMaterial,spar,3); | |
947 | gMC->Gspos(volNam7, i*4+1,"S07M",-xSlat4, ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); | |
948 | gMC->Gspos(volNam7, i*4+2,"S07M",+xSlat4, ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
949 | if (i>0) { | |
950 | gMC->Gspos(volNam7, i*4+3,"S07M",-xSlat4,-ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); | |
951 | gMC->Gspos(volNam7, i*4+4,"S07M",+xSlat4,-ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
952 | } | |
953 | sprintf(volNam8,"S08%d",i); | |
954 | gMC->Gsvolu(volNam8,"BOX",kslatMaterial,spar,3); | |
955 | gMC->Gspos(volNam8, i*4+1,"S08M",-xSlat4, ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); | |
956 | gMC->Gspos(volNam8, i*4+2,"S08M",+xSlat4, ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
957 | if (i>0) { | |
958 | gMC->Gspos(volNam8, i*4+3,"S08M",-xSlat4,-ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); | |
959 | gMC->Gspos(volNam8, i*4+4,"S08M",+xSlat4,-ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
960 | } | |
961 | } | |
962 | ||
963 | ||
964 | // create the panel volume | |
965 | ||
966 | gMC->Gsvolu("S07C","BOX",kpanelMaterial,panelpar,3); | |
967 | gMC->Gsvolu("S08C","BOX",kpanelMaterial,panelpar,3); | |
968 | ||
969 | // create the rohacell volume | |
970 | ||
971 | gMC->Gsvolu("S07R","BOX",krohaMaterial,rohapar,3); | |
972 | gMC->Gsvolu("S08R","BOX",krohaMaterial,rohapar,3); | |
973 | ||
974 | // create the insulating material volume | |
975 | ||
976 | gMC->Gsvolu("S07I","BOX",kinsuMaterial,insupar,3); | |
977 | gMC->Gsvolu("S08I","BOX",kinsuMaterial,insupar,3); | |
978 | ||
979 | // create the PCB volume | |
980 | ||
981 | gMC->Gsvolu("S07P","BOX",kpcbMaterial,pcbpar,3); | |
982 | gMC->Gsvolu("S08P","BOX",kpcbMaterial,pcbpar,3); | |
983 | ||
984 | // create the sensitive volumes, | |
985 | ||
986 | gMC->Gsvolu("S07G","BOX",ksensMaterial,dum,0); | |
987 | gMC->Gsvolu("S08G","BOX",ksensMaterial,dum,0); | |
988 | ||
989 | // create the vertical frame volume | |
990 | ||
991 | gMC->Gsvolu("S07V","BOX",kvFrameMaterial,vFramepar,3); | |
992 | gMC->Gsvolu("S08V","BOX",kvFrameMaterial,vFramepar,3); | |
993 | ||
994 | // create the horizontal frame volume | |
995 | ||
996 | gMC->Gsvolu("S07H","BOX",khFrameMaterial,hFramepar,3); | |
997 | gMC->Gsvolu("S08H","BOX",khFrameMaterial,hFramepar,3); | |
998 | ||
999 | // create the horizontal border volume | |
1000 | ||
1001 | gMC->Gsvolu("S07B","BOX",kbFrameMaterial,bFramepar,3); | |
1002 | gMC->Gsvolu("S08B","BOX",kbFrameMaterial,bFramepar,3); | |
1003 | ||
1004 | index=0; | |
1005 | for (i = 0; i<knSlats4; i++){ | |
1006 | sprintf(volNam7,"S07%d",i); | |
1007 | sprintf(volNam8,"S08%d",i); | |
1008 | Float_t xvFrame = (slatLength4[i] - kvFrameLength)/2.; | |
1009 | // position the vertical frames | |
1010 | if (i!=1 && i!=0) { | |
1011 | gMC->Gspos("S07V",2*i-1,volNam7, xvFrame, 0., 0. , 0, "ONLY"); | |
1012 | gMC->Gspos("S07V",2*i ,volNam7,-xvFrame, 0., 0. , 0, "ONLY"); | |
1013 | gMC->Gspos("S08V",2*i-1,volNam8, xvFrame, 0., 0. , 0, "ONLY"); | |
1014 | gMC->Gspos("S08V",2*i ,volNam8,-xvFrame, 0., 0. , 0, "ONLY"); | |
1015 | } | |
1016 | // position the panels and the insulating material | |
1017 | for (j=0; j<knPCB4[i]; j++){ | |
1018 | index++; | |
1019 | Float_t xx = ksensLength * (-knPCB4[i]/2.+j+.5); | |
1020 | ||
1021 | Float_t zPanel = spar[2] - panelpar[2]; | |
1022 | gMC->Gspos("S07C",2*index-1,volNam7, xx, 0., zPanel , 0, "ONLY"); | |
1023 | gMC->Gspos("S07C",2*index ,volNam7, xx, 0.,-zPanel , 0, "ONLY"); | |
1024 | gMC->Gspos("S08C",2*index-1,volNam8, xx, 0., zPanel , 0, "ONLY"); | |
1025 | gMC->Gspos("S08C",2*index ,volNam8, xx, 0.,-zPanel , 0, "ONLY"); | |
1026 | ||
1027 | gMC->Gspos("S07I",index,volNam7, xx, 0., 0 , 0, "ONLY"); | |
1028 | gMC->Gspos("S08I",index,volNam8, xx, 0., 0 , 0, "ONLY"); | |
1029 | } | |
1030 | } | |
1031 | ||
1032 | // position the rohacell volume inside the panel volume | |
1033 | gMC->Gspos("S07R",1,"S07C",0.,0.,0.,0,"ONLY"); | |
1034 | gMC->Gspos("S08R",1,"S08C",0.,0.,0.,0,"ONLY"); | |
1035 | ||
1036 | // position the PCB volume inside the insulating material volume | |
1037 | gMC->Gspos("S07P",1,"S07I",0.,0.,0.,0,"ONLY"); | |
1038 | gMC->Gspos("S08P",1,"S08I",0.,0.,0.,0,"ONLY"); | |
1039 | // position the horizontal frame volume inside the PCB volume | |
1040 | gMC->Gspos("S07H",1,"S07P",0.,0.,0.,0,"ONLY"); | |
1041 | gMC->Gspos("S08H",1,"S08P",0.,0.,0.,0,"ONLY"); | |
1042 | // position the sensitive volume inside the horizontal frame volume | |
1043 | gMC->Gsposp("S07G",1,"S07H",0.,0.,0.,0,"ONLY",senspar,3); | |
1044 | gMC->Gsposp("S08G",1,"S08H",0.,0.,0.,0,"ONLY",senspar,3); | |
1045 | // position the border volumes inside the PCB volume | |
1046 | Float_t yborder = ( kpcbHeight - kbFrameHeight ) / 2.; | |
1047 | gMC->Gspos("S07B",1,"S07P",0., yborder,0.,0,"ONLY"); | |
1048 | gMC->Gspos("S07B",2,"S07P",0.,-yborder,0.,0,"ONLY"); | |
1049 | gMC->Gspos("S08B",1,"S08P",0., yborder,0.,0,"ONLY"); | |
1050 | gMC->Gspos("S08B",2,"S08P",0.,-yborder,0.,0,"ONLY"); | |
1051 | ||
1052 | // create the NULOC volume and position it in the horizontal frame | |
1053 | ||
1054 | gMC->Gsvolu("S07N","BOX",knulocMaterial,nulocpar,3); | |
1055 | gMC->Gsvolu("S08N","BOX",knulocMaterial,nulocpar,3); | |
1056 | index = 0; | |
1057 | for (xx = -xxmax; xx<=xxmax; xx+=2*knulocLength) { | |
1058 | index++; | |
1059 | gMC->Gspos("S07N",2*index-1,"S07B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
1060 | gMC->Gspos("S07N",2*index ,"S07B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1061 | gMC->Gspos("S08N",2*index-1,"S08B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
1062 | gMC->Gspos("S08N",2*index ,"S08B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1063 | } | |
1064 | ||
1065 | // position the volumes approximating the circular section of the pipe | |
1066 | Float_t yoffs = ksensHeight/2. - kyOverlap; | |
1067 | Float_t epsilon = 0.001; | |
1068 | Int_t ndiv=6; | |
1069 | Float_t divpar[3]; | |
1070 | Double_t dydiv= ksensHeight/ndiv; | |
1071 | Double_t ydiv = yoffs -dydiv; | |
1072 | Int_t imax=0; | |
1073 | imax = 1; | |
1074 | Float_t rmin = 40.; | |
1075 | Float_t z1 = -spar[2], z2=2*spar[2]*1.01; | |
1076 | for (Int_t idiv=0;idiv<ndiv; idiv++){ | |
1077 | ydiv+= dydiv; | |
1078 | Float_t xdiv = 0.; | |
1079 | if (ydiv<rmin) xdiv= rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ); | |
1080 | divpar[0] = (kpcbLength-xdiv)/2.; | |
1081 | divpar[1] = dydiv/2. - epsilon; | |
1082 | divpar[2] = ksensWidth/2.; | |
1083 | Float_t xvol=(kpcbLength+xdiv)/2.+1.999; | |
1084 | Float_t yvol=ydiv + dydiv/2.; | |
1085 | gMC->Gsposp("S07G",imax+4*idiv+1,"S07M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1086 | gMC->Gsposp("S08G",imax+4*idiv+1,"S08M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1087 | gMC->Gsposp("S07G",imax+4*idiv+2,"S07M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1088 | gMC->Gsposp("S08G",imax+4*idiv+2,"S08M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1089 | gMC->Gsposp("S07G",imax+4*idiv+3,"S07M", xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1090 | gMC->Gsposp("S08G",imax+4*idiv+3,"S08M", xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1091 | gMC->Gsposp("S07G",imax+4*idiv+4,"S07M", xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1092 | gMC->Gsposp("S08G",imax+4*idiv+4,"S08M", xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1093 | } | |
1094 | ||
1095 | ||
1096 | ||
1097 | ||
1098 | ||
1099 | } | |
1100 | ||
1101 | if (fStations[4]) { | |
1102 | ||
1103 | ||
1104 | //******************************************************************** | |
1105 | // Station 5 ** | |
1106 | //******************************************************************** | |
1107 | // indices 1 and 2 for first and second chambers in the station | |
1108 | // iChamber (first chamber) kept for other quanties than Z, | |
1109 | // assumed to be the same in both chambers | |
1110 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[8]; | |
1111 | iChamber2 =(AliMUONChamber*) (*fChambers)[9]; | |
1112 | zpos1=iChamber1->Z(); | |
1113 | zpos2=iChamber2->Z(); | |
1114 | dstation = TMath::Abs(zpos2 - zpos1); | |
1115 | // zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; // not used any more | |
1116 | ||
1117 | // | |
1118 | // Mother volume | |
1119 | tpar[0] = iChamber->RInner()-dframep; | |
1120 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
1121 | tpar[2] = dstation/5.; | |
1122 | ||
1123 | gMC->Gsvolu("S09M", "TUBE", idAir, tpar, 3); | |
1124 | gMC->Gsvolu("S10M", "TUBE", idAir, tpar, 3); | |
1125 | gMC->Gspos("S09M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
1126 | gMC->Gspos("S10M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
1127 | ||
1128 | ||
1129 | const Int_t knSlats5 = 7; // number of slats per quadrant | |
1130 | const Int_t knPCB5[knSlats5] = {5,5,6,6,5,4,3}; // n PCB per slat | |
1131 | const Float_t kxpos5[knSlats5] = {38.5, 40., 0., 0., 0., 0., 0.}; | |
1132 | Float_t slatLength5[knSlats5]; | |
1133 | char volNam9[5]; | |
1134 | char volNam10[5]; | |
1135 | Float_t xSlat5; | |
1136 | Float_t ySlat5; | |
1137 | ||
1138 | for (i = 0; i<knSlats5; i++){ | |
1139 | slatLength5[i] = kpcbLength * knPCB5[i] + 2. * kdSlatLength; | |
1140 | xSlat5 = slatLength5[i]/2. - kvFrameLength/2. +kxpos5[i]; | |
1141 | if (i==1 || i==0) slatLength5[i] -= 2. *kdSlatLength; // frame out in PCB with circular border | |
1142 | ySlat5 = ksensHeight * i - kyOverlap * i; | |
1143 | spar[0] = slatLength5[i]/2.; | |
1144 | spar[1] = kslatHeight/2.; | |
1145 | spar[2] = kslatWidth/2. * 1.01; | |
1146 | Float_t dzCh5=spar[2]*1.01; | |
1147 | // zSlat to be checked (odd downstream or upstream?) | |
1148 | Float_t zSlat = (i%2 ==0)? -spar[2] : spar[2]; | |
1149 | sprintf(volNam9,"S09%d",i); | |
1150 | gMC->Gsvolu(volNam9,"BOX",kslatMaterial,spar,3); | |
1151 | gMC->Gspos(volNam9, i*4+1,"S09M",-xSlat5, ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); | |
1152 | gMC->Gspos(volNam9, i*4+2,"S09M",+xSlat5, ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
1153 | if (i>0) { | |
1154 | gMC->Gspos(volNam9, i*4+3,"S09M",-xSlat5,-ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); | |
1155 | gMC->Gspos(volNam9, i*4+4,"S09M",+xSlat5,-ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
1156 | } | |
1157 | sprintf(volNam10,"S10%d",i); | |
1158 | gMC->Gsvolu(volNam10,"BOX",kslatMaterial,spar,3); | |
1159 | gMC->Gspos(volNam10, i*4+1,"S10M",-xSlat5, ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); | |
1160 | gMC->Gspos(volNam10, i*4+2,"S10M",+xSlat5, ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
1161 | if (i>0) { | |
1162 | gMC->Gspos(volNam10, i*4+3,"S10M",-xSlat5,-ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); | |
1163 | gMC->Gspos(volNam10, i*4+4,"S10M",+xSlat5,-ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
1164 | } | |
1165 | } | |
1166 | ||
1167 | // create the panel volume | |
1168 | ||
1169 | gMC->Gsvolu("S09C","BOX",kpanelMaterial,panelpar,3); | |
1170 | gMC->Gsvolu("S10C","BOX",kpanelMaterial,panelpar,3); | |
1171 | ||
1172 | // create the rohacell volume | |
1173 | ||
1174 | gMC->Gsvolu("S09R","BOX",krohaMaterial,rohapar,3); | |
1175 | gMC->Gsvolu("S10R","BOX",krohaMaterial,rohapar,3); | |
1176 | ||
1177 | // create the insulating material volume | |
1178 | ||
1179 | gMC->Gsvolu("S09I","BOX",kinsuMaterial,insupar,3); | |
1180 | gMC->Gsvolu("S10I","BOX",kinsuMaterial,insupar,3); | |
1181 | ||
1182 | // create the PCB volume | |
1183 | ||
1184 | gMC->Gsvolu("S09P","BOX",kpcbMaterial,pcbpar,3); | |
1185 | gMC->Gsvolu("S10P","BOX",kpcbMaterial,pcbpar,3); | |
1186 | ||
1187 | // create the sensitive volumes, | |
1188 | ||
1189 | gMC->Gsvolu("S09G","BOX",ksensMaterial,dum,0); | |
1190 | gMC->Gsvolu("S10G","BOX",ksensMaterial,dum,0); | |
1191 | ||
1192 | // create the vertical frame volume | |
1193 | ||
1194 | gMC->Gsvolu("S09V","BOX",kvFrameMaterial,vFramepar,3); | |
1195 | gMC->Gsvolu("S10V","BOX",kvFrameMaterial,vFramepar,3); | |
1196 | ||
1197 | // create the horizontal frame volume | |
1198 | ||
1199 | gMC->Gsvolu("S09H","BOX",khFrameMaterial,hFramepar,3); | |
1200 | gMC->Gsvolu("S10H","BOX",khFrameMaterial,hFramepar,3); | |
1201 | ||
1202 | // create the horizontal border volume | |
1203 | ||
1204 | gMC->Gsvolu("S09B","BOX",kbFrameMaterial,bFramepar,3); | |
1205 | gMC->Gsvolu("S10B","BOX",kbFrameMaterial,bFramepar,3); | |
1206 | ||
1207 | index=0; | |
1208 | for (i = 0; i<knSlats5; i++){ | |
1209 | sprintf(volNam9,"S09%d",i); | |
1210 | sprintf(volNam10,"S10%d",i); | |
1211 | Float_t xvFrame = (slatLength5[i] - kvFrameLength)/2.; | |
1212 | // position the vertical frames | |
1213 | if (i!=1 && i!=0) { | |
1214 | gMC->Gspos("S09V",2*i-1,volNam9, xvFrame, 0., 0. , 0, "ONLY"); | |
1215 | gMC->Gspos("S09V",2*i ,volNam9,-xvFrame, 0., 0. , 0, "ONLY"); | |
1216 | gMC->Gspos("S10V",2*i-1,volNam10, xvFrame, 0., 0. , 0, "ONLY"); | |
1217 | gMC->Gspos("S10V",2*i ,volNam10,-xvFrame, 0., 0. , 0, "ONLY"); | |
1218 | } | |
1219 | ||
1220 | // position the panels and the insulating material | |
1221 | for (j=0; j<knPCB5[i]; j++){ | |
1222 | index++; | |
1223 | Float_t xx = ksensLength * (-knPCB5[i]/2.+j+.5); | |
1224 | ||
1225 | Float_t zPanel = spar[2] - panelpar[2]; | |
1226 | gMC->Gspos("S09C",2*index-1,volNam9, xx, 0., zPanel , 0, "ONLY"); | |
1227 | gMC->Gspos("S09C",2*index ,volNam9, xx, 0.,-zPanel , 0, "ONLY"); | |
1228 | gMC->Gspos("S10C",2*index-1,volNam10, xx, 0., zPanel , 0, "ONLY"); | |
1229 | gMC->Gspos("S10C",2*index ,volNam10, xx, 0.,-zPanel , 0, "ONLY"); | |
1230 | ||
1231 | gMC->Gspos("S09I",index,volNam9, xx, 0., 0 , 0, "ONLY"); | |
1232 | gMC->Gspos("S10I",index,volNam10, xx, 0., 0 , 0, "ONLY"); | |
1233 | } | |
1234 | } | |
1235 | ||
1236 | // position the rohacell volume inside the panel volume | |
1237 | gMC->Gspos("S09R",1,"S09C",0.,0.,0.,0,"ONLY"); | |
1238 | gMC->Gspos("S10R",1,"S10C",0.,0.,0.,0,"ONLY"); | |
1239 | ||
1240 | // position the PCB volume inside the insulating material volume | |
1241 | gMC->Gspos("S09P",1,"S09I",0.,0.,0.,0,"ONLY"); | |
1242 | gMC->Gspos("S10P",1,"S10I",0.,0.,0.,0,"ONLY"); | |
1243 | // position the horizontal frame volume inside the PCB volume | |
1244 | gMC->Gspos("S09H",1,"S09P",0.,0.,0.,0,"ONLY"); | |
1245 | gMC->Gspos("S10H",1,"S10P",0.,0.,0.,0,"ONLY"); | |
1246 | // position the sensitive volume inside the horizontal frame volume | |
1247 | gMC->Gsposp("S09G",1,"S09H",0.,0.,0.,0,"ONLY",senspar,3); | |
1248 | gMC->Gsposp("S10G",1,"S10H",0.,0.,0.,0,"ONLY",senspar,3); | |
1249 | // position the border volumes inside the PCB volume | |
1250 | Float_t yborder = ( kpcbHeight - kbFrameHeight ) / 2.; | |
1251 | gMC->Gspos("S09B",1,"S09P",0., yborder,0.,0,"ONLY"); | |
1252 | gMC->Gspos("S09B",2,"S09P",0.,-yborder,0.,0,"ONLY"); | |
1253 | gMC->Gspos("S10B",1,"S10P",0., yborder,0.,0,"ONLY"); | |
1254 | gMC->Gspos("S10B",2,"S10P",0.,-yborder,0.,0,"ONLY"); | |
1255 | ||
1256 | // create the NULOC volume and position it in the horizontal frame | |
1257 | ||
1258 | gMC->Gsvolu("S09N","BOX",knulocMaterial,nulocpar,3); | |
1259 | gMC->Gsvolu("S10N","BOX",knulocMaterial,nulocpar,3); | |
1260 | index = 0; | |
1261 | for (xx = -xxmax; xx<=xxmax; xx+=2*knulocLength) { | |
1262 | index++; | |
1263 | gMC->Gspos("S09N",2*index-1,"S09B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
1264 | gMC->Gspos("S09N",2*index ,"S09B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1265 | gMC->Gspos("S10N",2*index-1,"S10B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
1266 | gMC->Gspos("S10N",2*index ,"S10B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1267 | } | |
1268 | // position the volumes approximating the circular section of the pipe | |
1269 | Float_t yoffs = ksensHeight/2. - kyOverlap; | |
1270 | Float_t epsilon = 0.001; | |
1271 | Int_t ndiv=6; | |
1272 | Float_t divpar[3]; | |
1273 | Double_t dydiv= ksensHeight/ndiv; | |
1274 | Double_t ydiv = yoffs -dydiv; | |
1275 | Int_t imax=0; | |
1276 | // for (Int_t islat=0; islat<knSlats3; islat++) imax += knPCB3[islat]; | |
1277 | imax = 1; | |
1278 | Float_t rmin = 40.; | |
1279 | Float_t z1 = spar[2], z2=2*spar[2]*1.01; | |
1280 | for (Int_t idiv=0;idiv<ndiv; idiv++){ | |
1281 | ydiv+= dydiv; | |
1282 | Float_t xdiv = 0.; | |
1283 | if (ydiv<rmin) xdiv= rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ); | |
1284 | divpar[0] = (kpcbLength-xdiv)/2.; | |
1285 | divpar[1] = dydiv/2. - epsilon; | |
1286 | divpar[2] = ksensWidth/2.; | |
1287 | Float_t xvol=(kpcbLength+xdiv)/2. + 1.999; | |
1288 | Float_t yvol=ydiv + dydiv/2.; | |
1289 | gMC->Gsposp("S09G",imax+4*idiv+1,"S09M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1290 | gMC->Gsposp("S10G",imax+4*idiv+1,"S10M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1291 | gMC->Gsposp("S09G",imax+4*idiv+2,"S09M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1292 | gMC->Gsposp("S10G",imax+4*idiv+2,"S10M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1293 | gMC->Gsposp("S09G",imax+4*idiv+3,"S09M", +xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1294 | gMC->Gsposp("S10G",imax+4*idiv+3,"S10M", +xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1295 | gMC->Gsposp("S09G",imax+4*idiv+4,"S09M", +xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1296 | gMC->Gsposp("S10G",imax+4*idiv+4,"S10M", +xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1297 | } | |
1298 | ||
1299 | } | |
1300 | ||
1301 | //******************************************************************** | |
1302 | // Trigger ** | |
1303 | //******************************************************************** | |
1304 | /* | |
1305 | zpos1 and zpos2 are the middle of the first and second | |
1306 | planes of station 1 (+1m for second station): | |
1307 | zpos1=(zpos1m+zpos1p)/2=(15999+16071)/2=16035 mm, thick/2=40 mm | |
1308 | zpos2=(zpos2m+zpos2p)/2=(16169+16241)/2=16205 mm, thick/2=40 mm | |
1309 | zposxm and zposxp= middles of gaz gaps within a detection plane | |
1310 | rem: the total thickness accounts for 1 mm of al on both | |
1311 | side of the RPCs (see zpos1 and zpos2) | |
1312 | */ | |
1313 | ||
1314 | // vertical gap between right and left chambers (kDXZERO*2=4cm) | |
1315 | const Float_t kDXZERO=2.; | |
1316 | // main distances for chamber definition in first plane/first station | |
1317 | const Float_t kXMIN=34.; | |
1318 | const Float_t kXMED=51.; | |
1319 | const Float_t kXMAX=272.; | |
1320 | // kXMAX will become 255. in real life. segmentation to be updated accordingly | |
1321 | // (see fig.2-4 & 2-5 of Local Trigger Board PRR) | |
1322 | const Float_t kYMIN=34.; | |
1323 | const Float_t kYMAX=51.; | |
1324 | // inner/outer radius of flange between beam shield. and chambers (1/station) | |
1325 | const Float_t kRMIN[2]={50.,50.}; | |
1326 | const Float_t kRMAX[2]={64.,68.}; | |
1327 | // z position of the middle of the gas gap in mother vol | |
1328 | const Float_t kZm=-3.6; | |
1329 | const Float_t kZp=+3.6; | |
1330 | ||
1331 | iChamber1 = (AliMUONChamber*) (*fChambers)[10]; | |
1332 | zpos1 = iChamber1->Z(); | |
1333 | ||
1334 | // ratio of zpos1m/zpos1p and inverse for first plane | |
1335 | Float_t zmp=(zpos1+3.6)/(zpos1-3.6); | |
1336 | Float_t zpm=1./zmp; | |
1337 | ||
1338 | Int_t icount=0; // chamber counter (0 1 2 3) | |
1339 | ||
1340 | for (Int_t istation=0; istation<2; istation++) { // loop on stations | |
1341 | for (Int_t iplane=0; iplane<2; iplane++) { // loop on detection planes | |
1342 | ||
1343 | Int_t iVolNum=1; // counter Volume Number | |
1344 | icount = Int_t(iplane*TMath::Power(2,0))+ | |
1345 | Int_t(istation*TMath::Power(2,1)); | |
1346 | ||
1347 | char volPlane[5]; | |
1348 | sprintf(volPlane,"SM%d%d",istation+1,iplane+1); | |
1349 | ||
1350 | iChamber = (AliMUONChamber*) (*fChambers)[10+icount]; | |
1351 | Float_t zpos = iChamber->Z(); | |
1352 | ||
1353 | // mother volume | |
1354 | tpar[0] = iChamber->RInner(); | |
1355 | tpar[1] = iChamber->ROuter(); | |
1356 | tpar[2] = 4.0; | |
1357 | gMC->Gsvolu(volPlane,"TUBE",idAir,tpar,3); | |
1358 | ||
1359 | // Flange between beam shielding and RPC | |
1360 | tpar[0]= kRMIN[istation]; | |
1361 | tpar[1]= kRMAX[istation]; | |
1362 | tpar[2]= 4.0; | |
1363 | ||
1364 | char volFlange[5]; | |
1365 | sprintf(volFlange,"SF%dA",icount+1); | |
1366 | gMC->Gsvolu(volFlange,"TUBE",idAlu1,tpar,3); //Al | |
1367 | gMC->Gspos(volFlange,1,volPlane,0.,0.,0.,0,"MANY"); | |
1368 | ||
1369 | // scaling factor | |
1370 | Float_t zRatio = zpos / zpos1; | |
1371 | ||
1372 | // chamber prototype | |
1373 | tpar[0]= 0.; | |
1374 | tpar[1]= 0.; | |
1375 | tpar[2]= 0.; | |
1376 | ||
1377 | char volAlu[5]; // Alu | |
1378 | char volBak[5]; // Bakelite | |
1379 | char volGaz[5]; // Gas streamer | |
1380 | ||
1381 | sprintf(volAlu,"SC%dA",icount+1); | |
1382 | sprintf(volBak,"SB%dA",icount+1); | |
1383 | sprintf(volGaz,"SG%dA",icount+1); | |
1384 | ||
1385 | gMC->Gsvolu(volAlu,"BOX",idAlu1,tpar,0); // Al | |
1386 | gMC->Gsvolu(volBak,"BOX",idtmed[1107],tpar,0); // Bakelite | |
1387 | gMC->Gsvolu(volGaz,"BOX",idtmed[1106],tpar,0); // Gas streamer | |
1388 | ||
1389 | // chamber type A | |
1390 | tpar[0] = -1.; | |
1391 | tpar[1] = -1.; | |
1392 | ||
1393 | Float_t xA=(kDXZERO+kXMED+(kXMAX-kXMED)/2.)*zRatio; | |
1394 | Float_t yAm=0.; | |
1395 | Float_t yAp=0.; | |
1396 | ||
1397 | tpar[2] = 0.1; | |
1398 | gMC->Gsposp(volGaz,1,volBak,0.,0.,0.,0,"ONLY",tpar,3); | |
1399 | tpar[2] = 0.3; | |
1400 | gMC->Gsposp(volBak,1,volAlu,0.,0.,0.,0,"ONLY",tpar,3); | |
1401 | ||
1402 | tpar[2] = 0.4; | |
1403 | tpar[0] = ((kXMAX-kXMED)/2.)*zRatio; | |
1404 | tpar[1] = kYMIN*zRatio; | |
1405 | ||
1406 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xA,yAm,-kZm,0,"ONLY",tpar,3); | |
1407 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xA,yAp,-kZp,0,"ONLY",tpar,3); | |
1408 | gMC->Gsbool(volAlu,volFlange); | |
1409 | ||
1410 | // chamber type B | |
1411 | Float_t tpar1save=tpar[1]; | |
1412 | Float_t y1msave=yAm; | |
1413 | Float_t y1psave=yAp; | |
1414 | ||
1415 | tpar[0] = ((kXMAX-kXMIN)/2.) * zRatio; | |
1416 | tpar[1] = ((kYMAX-kYMIN)/2.) * zRatio; | |
1417 | ||
1418 | Float_t xB=(kDXZERO+kXMIN)*zRatio+tpar[0]; | |
1419 | Float_t yBp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1420 | Float_t yBm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1421 | ||
1422 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xB, yBp,-kZp,0,"ONLY",tpar,3); | |
1423 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xB, yBm,-kZm,0,"ONLY",tpar,3); | |
1424 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xB,-yBp,-kZp,0,"ONLY",tpar,3); | |
1425 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xB,-yBm,-kZm,0,"ONLY",tpar,3); | |
1426 | ||
1427 | // chamber type C (note : same Z than type B) | |
1428 | tpar1save=tpar[1]; | |
1429 | y1msave=yBm; | |
1430 | y1psave=yBp; | |
1431 | ||
1432 | tpar[0] = (kXMAX/2)*zRatio; | |
1433 | tpar[1] = (kYMAX/2)*zRatio; | |
1434 | ||
1435 | Float_t xC=kDXZERO*zRatio+tpar[0]; | |
1436 | Float_t yCp=(y1psave+tpar1save)*1.+tpar[1]; | |
1437 | Float_t yCm=(y1msave+tpar1save)*1.+tpar[1]; | |
1438 | ||
1439 | gMC->Gsposp(volAlu,iVolNum++,volPlane,-xC, yCp,-kZp,0,"ONLY",tpar,3); | |
1440 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xC, yCm,-kZm,0,"ONLY",tpar,3); | |
1441 | gMC->Gsposp(volAlu,iVolNum++,volPlane,-xC,-yCp,-kZp,0,"ONLY",tpar,3); | |
1442 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xC,-yCm,-kZm,0,"ONLY",tpar,3); | |
1443 | ||
1444 | // chamber type D, E and F (same size) | |
1445 | tpar1save=tpar[1]; | |
1446 | y1msave=yCm; | |
1447 | y1psave=yCp; | |
1448 | ||
1449 | tpar[0] = (kXMAX/2.)*zRatio; | |
1450 | tpar[1] = kYMIN*zRatio; | |
1451 | ||
1452 | Float_t xD=kDXZERO*zRatio+tpar[0]; | |
1453 | Float_t yDp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1454 | Float_t yDm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1455 | ||
1456 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD, yDm,-kZm,0,"ONLY",tpar,3); | |
1457 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD, yDp,-kZp,0,"ONLY",tpar,3); | |
1458 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD,-yDm,-kZm,0,"ONLY",tpar,3); | |
1459 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD,-yDp,-kZp,0,"ONLY",tpar,3); | |
1460 | ||
1461 | tpar1save=tpar[1]; | |
1462 | y1msave=yDm; | |
1463 | y1psave=yDp; | |
1464 | Float_t yEp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1465 | Float_t yEm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1466 | ||
1467 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD, yEp,-kZp,0,"ONLY",tpar,3); | |
1468 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD, yEm,-kZm,0,"ONLY",tpar,3); | |
1469 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD,-yEp,-kZp,0,"ONLY",tpar,3); | |
1470 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD,-yEm,-kZm,0,"ONLY",tpar,3); | |
1471 | ||
1472 | tpar1save=tpar[1]; | |
1473 | y1msave=yEm; | |
1474 | y1psave=yEp; | |
1475 | Float_t yFp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1476 | Float_t yFm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1477 | ||
1478 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD, yFm,-kZm,0,"ONLY",tpar,3); | |
1479 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD, yFp,-kZp,0,"ONLY",tpar,3); | |
1480 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD,-yFm,-kZm,0,"ONLY",tpar,3); | |
1481 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD,-yFp,-kZp,0,"ONLY",tpar,3); | |
1482 | ||
1483 | // Positioning plane in ALICE | |
1484 | gMC->Gspos(volPlane,1,"ALIC",0.,0.,zpos,0,"ONLY"); | |
1485 | ||
1486 | } // end loop on detection planes | |
1487 | } // end loop on stations | |
1488 | ||
1489 | } | |
1490 | ||
1491 | ||
1492 | //___________________________________________ | |
1493 | void AliMUONv3::CreateMaterials() | |
1494 | { | |
1495 | // *** DEFINITION OF AVAILABLE MUON MATERIALS *** | |
1496 | // | |
1497 | // Ar-CO2 gas (80%+20%) | |
1498 | Float_t ag1[3] = { 39.95,12.01,16. }; | |
1499 | Float_t zg1[3] = { 18.,6.,8. }; | |
1500 | Float_t wg1[3] = { .8,.0667,.13333 }; | |
1501 | Float_t dg1 = .001821; | |
1502 | // | |
1503 | // Ar-buthane-freon gas -- trigger chambers | |
1504 | Float_t atr1[4] = { 39.95,12.01,1.01,19. }; | |
1505 | Float_t ztr1[4] = { 18.,6.,1.,9. }; | |
1506 | Float_t wtr1[4] = { .56,.1262857,.2857143,.028 }; | |
1507 | Float_t dtr1 = .002599; | |
1508 | // | |
1509 | // Ar-CO2 gas | |
1510 | Float_t agas[3] = { 39.95,12.01,16. }; | |
1511 | Float_t zgas[3] = { 18.,6.,8. }; | |
1512 | Float_t wgas[3] = { .74,.086684,.173316 }; | |
1513 | Float_t dgas = .0018327; | |
1514 | // | |
1515 | // Ar-Isobutane gas (80%+20%) -- tracking | |
1516 | Float_t ag[3] = { 39.95,12.01,1.01 }; | |
1517 | Float_t zg[3] = { 18.,6.,1. }; | |
1518 | Float_t wg[3] = { .8,.057,.143 }; | |
1519 | Float_t dg = .0019596; | |
1520 | // | |
1521 | // Ar-Isobutane-Forane-SF6 gas (49%+7%+40%+4%) -- trigger | |
1522 | Float_t atrig[5] = { 39.95,12.01,1.01,19.,32.066 }; | |
1523 | Float_t ztrig[5] = { 18.,6.,1.,9.,16. }; | |
1524 | Float_t wtrig[5] = { .49,1.08,1.5,1.84,0.04 }; | |
1525 | Float_t dtrig = .0031463; | |
1526 | // | |
1527 | // bakelite | |
1528 | ||
1529 | Float_t abak[3] = {12.01 , 1.01 , 16.}; | |
1530 | Float_t zbak[3] = {6. , 1. , 8.}; | |
1531 | Float_t wbak[3] = {6. , 6. , 1.}; | |
1532 | Float_t dbak = 1.4; | |
1533 | ||
1534 | Float_t epsil, stmin, deemax, tmaxfd, stemax; | |
1535 | ||
1536 | Int_t iSXFLD = gAlice->Field()->Integ(); | |
1537 | Float_t sXMGMX = gAlice->Field()->Max(); | |
1538 | // | |
1539 | // --- Define the various materials for GEANT --- | |
1540 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
1541 | AliMaterial(10, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
97ddb489 | 1542 | // Air |
1543 | Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; | |
1544 | Float_t zAir[4]={6.,7.,8.,18.}; | |
1545 | Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; | |
1546 | Float_t dAir = 1.20479E-3; | |
1547 | AliMixture(15, "AIR$ ", aAir, zAir, dAir,4, wAir); | |
1548 | // AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
d1cd2474 | 1549 | AliMixture(19, "Bakelite$", abak, zbak, dbak, -3, wbak); |
1550 | AliMixture(20, "ArC4H10 GAS$", ag, zg, dg, 3, wg); | |
1551 | AliMixture(21, "TRIG GAS$", atrig, ztrig, dtrig, -5, wtrig); | |
1552 | AliMixture(22, "ArCO2 80%$", ag1, zg1, dg1, 3, wg1); | |
1553 | AliMixture(23, "Ar-freon $", atr1, ztr1, dtr1, 4, wtr1); | |
1554 | AliMixture(24, "ArCO2 GAS$", agas, zgas, dgas, 3, wgas); | |
1555 | // materials for slat: | |
1556 | // Sensitive area: gas (already defined) | |
1557 | // PCB: copper | |
1558 | // insulating material and frame: vetronite | |
1559 | // walls: carbon, rohacell, carbon | |
1560 | Float_t aglass[5]={12.01, 28.09, 16., 10.8, 23.}; | |
1561 | Float_t zglass[5]={ 6., 14., 8., 5., 11.}; | |
1562 | Float_t wglass[5]={ 0.5, 0.105, 0.355, 0.03, 0.01}; | |
1563 | Float_t dglass=1.74; | |
1564 | ||
1565 | // rohacell: C9 H13 N1 O2 | |
1566 | Float_t arohac[4] = {12.01, 1.01, 14.010, 16.}; | |
1567 | Float_t zrohac[4] = { 6., 1., 7., 8.}; | |
1568 | Float_t wrohac[4] = { 9., 13., 1., 2.}; | |
1569 | Float_t drohac = 0.03; | |
1570 | ||
1571 | AliMaterial(31, "COPPER$", 63.54, 29., 8.96, 1.4, 0.); | |
1572 | AliMixture(32, "Vetronite$",aglass, zglass, dglass, 5, wglass); | |
1573 | AliMaterial(33, "Carbon$", 12.01, 6., 2.265, 18.8, 49.9); | |
1574 | AliMixture(34, "Rohacell$", arohac, zrohac, drohac, -4, wrohac); | |
1575 | ||
1576 | ||
1577 | epsil = .001; // Tracking precision, | |
1578 | stemax = -1.; // Maximum displacement for multiple scat | |
1579 | tmaxfd = -20.; // Maximum angle due to field deflection | |
1580 | deemax = -.3; // Maximum fractional energy loss, DLS | |
1581 | stmin = -.8; | |
1582 | // | |
1583 | // Air | |
1584 | AliMedium(1, "AIR_CH_US ", 15, 1, iSXFLD, sXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
1585 | // | |
1586 | // Aluminum | |
1587 | ||
1588 | AliMedium(4, "ALU_CH_US ", 9, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu, | |
1589 | fMaxDestepAlu, epsil, stmin); | |
1590 | AliMedium(5, "ALU_CH_US ", 10, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu, | |
1591 | fMaxDestepAlu, epsil, stmin); | |
1592 | // | |
1593 | // Ar-isoC4H10 gas | |
1594 | ||
1595 | AliMedium(6, "AR_CH_US ", 20, 1, iSXFLD, sXMGMX, tmaxfd, fMaxStepGas, | |
1596 | fMaxDestepGas, epsil, stmin); | |
1597 | // | |
1598 | // Ar-Isobuthane-Forane-SF6 gas | |
1599 | ||
1600 | AliMedium(7, "GAS_CH_TRIGGER ", 21, 1, iSXFLD, sXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
1601 | ||
1602 | AliMedium(8, "BAKE_CH_TRIGGER ", 19, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu, | |
1603 | fMaxDestepAlu, epsil, stmin); | |
1604 | ||
1605 | AliMedium(9, "ARG_CO2 ", 22, 1, iSXFLD, sXMGMX, tmaxfd, fMaxStepGas, | |
1606 | fMaxDestepAlu, epsil, stmin); | |
1607 | // tracking media for slats: check the parameters!! | |
1608 | AliMedium(11, "PCB_COPPER ", 31, 0, iSXFLD, sXMGMX, tmaxfd, | |
1609 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
1610 | AliMedium(12, "VETRONITE ", 32, 0, iSXFLD, sXMGMX, tmaxfd, | |
1611 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
1612 | AliMedium(13, "CARBON ", 33, 0, iSXFLD, sXMGMX, tmaxfd, | |
1613 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
1614 | AliMedium(14, "Rohacell ", 34, 0, iSXFLD, sXMGMX, tmaxfd, | |
1615 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
1616 | } | |
1617 | ||
1618 | //___________________________________________ | |
1619 | ||
1620 | void AliMUONv3::Init() | |
1621 | { | |
1622 | // | |
1623 | // Initialize Tracking Chambers | |
1624 | // | |
1625 | ||
e516b01d | 1626 | if(fDebug) printf("\n%s: Start Init for version 1 - CPC chamber type\n\n",ClassName()); |
d1cd2474 | 1627 | Int_t i; |
1628 | for (i=0; i<AliMUONConstants::NCh(); i++) { | |
1629 | ( (AliMUONChamber*) (*fChambers)[i])->Init(); | |
1630 | } | |
1631 | ||
1632 | // | |
1633 | // Set the chamber (sensitive region) GEANT identifier | |
1634 | ((AliMUONChamber*)(*fChambers)[0])->GetGeometry()->SetSensitiveVolume("S01G"); | |
1635 | ((AliMUONChamber*)(*fChambers)[1])->GetGeometry()->SetSensitiveVolume("S02G"); | |
1636 | ||
1637 | ((AliMUONChamber*)(*fChambers)[2])->GetGeometry()->SetSensitiveVolume("S03G"); | |
1638 | ((AliMUONChamber*)(*fChambers)[3])->GetGeometry()->SetSensitiveVolume("S04G"); | |
1639 | ||
1640 | ((AliMUONChamber*)(*fChambers)[4])->GetGeometry()->SetSensitiveVolume("S05G"); | |
1641 | ((AliMUONChamber*)(*fChambers)[5])->GetGeometry()->SetSensitiveVolume("S06G"); | |
1642 | ||
1643 | ((AliMUONChamber*)(*fChambers)[6])->GetGeometry()->SetSensitiveVolume("S07G"); | |
1644 | ((AliMUONChamber*)(*fChambers)[7])->GetGeometry()->SetSensitiveVolume("S08G"); | |
1645 | ||
1646 | ((AliMUONChamber*)(*fChambers)[8])->GetGeometry()->SetSensitiveVolume("S09G"); | |
1647 | ((AliMUONChamber*)(*fChambers)[9])->GetGeometry()->SetSensitiveVolume("S10G"); | |
1648 | ||
1649 | ((AliMUONChamber*)(*fChambers)[10])->GetGeometry()->SetSensitiveVolume("SG1A"); | |
1650 | ((AliMUONChamber*)(*fChambers)[11])->GetGeometry()->SetSensitiveVolume("SG2A"); | |
1651 | ((AliMUONChamber*)(*fChambers)[12])->GetGeometry()->SetSensitiveVolume("SG3A"); | |
1652 | ((AliMUONChamber*)(*fChambers)[13])->GetGeometry()->SetSensitiveVolume("SG4A"); | |
1653 | ||
e516b01d | 1654 | if(fDebug) printf("\n%s: Finished Init for version 1 - CPC chamber type\n",ClassName()); |
1655 | ||
d1cd2474 | 1656 | //cp |
e516b01d | 1657 | if(fDebug) printf("\n%s: Start Init for Trigger Circuits\n",ClassName()); |
d1cd2474 | 1658 | for (i=0; i<AliMUONConstants::NTriggerCircuit(); i++) { |
1659 | ( (AliMUONTriggerCircuit*) (*fTriggerCircuits)[i])->Init(i); | |
1660 | } | |
e516b01d | 1661 | if(fDebug) printf("%s: Finished Init for Trigger Circuits\n",ClassName()); |
d1cd2474 | 1662 | //cp |
1663 | ||
1664 | } | |
1665 | ||
1666 | //_______________________________________________________________________________ | |
1667 | Int_t AliMUONv3::GetChamberId(Int_t volId) const | |
1668 | { | |
1669 | // Check if the volume with specified volId is a sensitive volume (gas) | |
1670 | // of some chamber and returns the chamber number; | |
1671 | // if not sensitive volume - return 0. | |
1672 | // --- | |
1673 | ||
1674 | for (Int_t i = 1; i <= AliMUONConstants::NCh(); i++) | |
1675 | if ( ((AliMUONChamber*)(*fChambers)[i-1])->IsSensId(volId) ) return i; | |
1676 | ||
1677 | return 0; | |
1678 | } | |
1679 | //_______________________________________________________________________________ | |
1680 | void AliMUONv3::StepManager() | |
1681 | { | |
1682 | // Stepmanager for the chambers | |
1683 | ||
1684 | if (fStepManagerVersionOld) { | |
1685 | StepManagerOld(); | |
1686 | return; | |
1687 | } | |
1688 | ||
1689 | // Only charged tracks | |
1690 | if( !(gMC->TrackCharge()) ) return; | |
1691 | // Only charged tracks | |
1692 | ||
1693 | // Only gas gap inside chamber | |
1694 | // Tag chambers and record hits when track enters | |
1695 | Int_t idvol=-1; | |
1696 | Int_t iChamber=0; | |
1697 | Int_t id=0; | |
1698 | Int_t copy; | |
1699 | const Float_t kBig = 1.e10; | |
1700 | ||
1701 | id=gMC->CurrentVolID(copy); | |
1702 | iChamber = GetChamberId(id); | |
1703 | idvol=GetChamberId(id)-1; | |
1704 | ||
1705 | if (idvol == -1) return; | |
1706 | ||
1707 | if( gMC->IsTrackEntering() ) { | |
1708 | Float_t theta = fTrackMomentum.Theta(); | |
1709 | if ((TMath::Pi()-theta)*kRaddeg>=15.) gMC->SetMaxStep(fStepMaxInActiveGas); // We use Pi-theta because z is negative | |
1710 | } | |
1711 | ||
1712 | // if (GetDebug()) { | |
1713 | // Float_t z = ( (AliMUONChamber*)(*fChambers)[idvol])->Z() ; | |
1714 | // Info("StepManager Step","Active volume found %d chamber %d Z chamber is %f ",idvol,iChamber, z); | |
1715 | // } | |
1716 | // Particule id and mass, | |
1717 | Int_t ipart = gMC->TrackPid(); | |
1718 | Float_t mass = gMC->TrackMass(); | |
1719 | ||
1720 | fDestepSum[idvol]+=gMC->Edep(); | |
1721 | // Get current particle id (ipart), track position (pos) and momentum (mom) | |
1722 | if ( fStepSum[idvol]==0.0 ) gMC->TrackMomentum(fTrackMomentum); | |
1723 | fStepSum[idvol]+=gMC->TrackStep(); | |
1724 | ||
1725 | // if (GetDebug()) { | |
1726 | // Info("StepManager Step","iChamber %d, Particle %d, theta %f phi %f mass %f StepSum %f eloss %g", | |
1727 | // iChamber,ipart, fTrackMomentum.Theta()*kRaddeg, fTrackMomentum.Phi()*kRaddeg, mass, fStepSum[idvol], gMC->Edep()); | |
1728 | // Info("StepManager Step","Track Momentum %f %f %f", fTrackMomentum.X(), fTrackMomentum.Y(), fTrackMomentum.Z()) ; | |
1729 | // gMC->TrackPosition(fTrackPosition); | |
1730 | // Info("StepManager Step","Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()) ; | |
1731 | // } | |
1732 | ||
1733 | // Track left chamber or StepSum larger than fStepMaxInActiveGas | |
1734 | if ( gMC->IsTrackExiting() || | |
1735 | gMC->IsTrackStop() || | |
1736 | gMC->IsTrackDisappeared()|| | |
1737 | (fStepSum[idvol]>fStepMaxInActiveGas) ) { | |
1738 | ||
1739 | if ( gMC->IsTrackExiting() || | |
1740 | gMC->IsTrackStop() || | |
1741 | gMC->IsTrackDisappeared() ) gMC->SetMaxStep(kBig); | |
1742 | ||
1743 | gMC->TrackPosition(fTrackPosition); | |
1744 | Float_t theta = fTrackMomentum.Theta(); | |
1745 | Float_t phi = fTrackMomentum.Phi(); | |
1746 | ||
1747 | TLorentzVector backToWire( fStepSum[idvol]/2.*sin(theta)*cos(phi), | |
1748 | fStepSum[idvol]/2.*sin(theta)*sin(phi), | |
1749 | fStepSum[idvol]/2.*cos(theta),0.0 ); | |
1750 | // if (GetDebug()) | |
1751 | // Info("StepManager Exit","Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()) ; | |
1752 | // if (GetDebug()) | |
1753 | // Info("StepManager Exit ","Track backToWire %f %f %f",backToWire.X(),backToWire.Y(),backToWire.Z()) ; | |
1754 | fTrackPosition-=backToWire; | |
1755 | ||
1756 | //-------------- Angle effect | |
1757 | // Ratio between energy loss of particle and Mip as a function of BetaGamma of particle (Energy/Mass) | |
1758 | ||
30178c30 | 1759 | Float_t betaxGamma = fTrackMomentum.P()/mass;// pc/mc2 |
d1cd2474 | 1760 | Float_t sigmaEffect10degrees; |
1761 | Float_t sigmaEffectThetadegrees; | |
1762 | Float_t eLossParticleELossMip; | |
1763 | Float_t yAngleEffect=0.; | |
1764 | Float_t thetawires = TMath::Abs( TMath::ASin( TMath::Sin(TMath::Pi()-theta) * TMath::Sin(phi) ) );// We use Pi-theta because z is negative | |
1765 | ||
1766 | ||
1767 | if (fAngleEffect){ | |
30178c30 | 1768 | if ( (betaxGamma >3.2) && (thetawires*kRaddeg<=15.) ) { |
1769 | betaxGamma=TMath::Log(betaxGamma); | |
1770 | eLossParticleELossMip = fElossRatio->Eval(betaxGamma); | |
d1cd2474 | 1771 | // 10 degrees is a reference for a model (arbitrary) |
1772 | sigmaEffect10degrees=fAngleEffect10->Eval(eLossParticleELossMip);// in micrometers | |
1773 | // Angle with respect to the wires assuming that chambers are perpendicular to the z axis. | |
1774 | sigmaEffectThetadegrees = sigmaEffect10degrees/fAngleEffectNorma->Eval(thetawires*kRaddeg); // For 5mm gap | |
1775 | if ( (iChamber==1) || (iChamber==2) ) | |
1776 | sigmaEffectThetadegrees/=(1.09833e+00+1.70000e-02*(thetawires*kRaddeg)); // The gap is different (4mm) | |
1777 | yAngleEffect=1.e-04*gRandom->Gaus(0,sigmaEffectThetadegrees); // Error due to the angle effect in cm | |
1778 | } | |
1779 | } | |
1780 | ||
1781 | // One hit per chamber | |
1782 | GetMUONData()->AddHit(fIshunt, gAlice->GetMCApp()->GetCurrentTrackNumber(), iChamber, ipart, | |
1783 | fTrackPosition.X(), fTrackPosition.Y()+yAngleEffect, fTrackPosition.Z(), 0.0, | |
1784 | fTrackMomentum.P(),theta, phi, fStepSum[idvol], fDestepSum[idvol], | |
1785 | fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()); | |
1786 | // if (GetDebug()){ | |
1787 | // Info("StepManager Exit","Particle exiting from chamber %d",iChamber); | |
1788 | // Info("StepManager Exit","StepSum %f eloss geant %g ",fStepSum[idvol],fDestepSum[idvol]); | |
1789 | // Info("StepManager Exit","Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()) ; | |
1790 | // } | |
1791 | fStepSum[idvol] =0; // Reset for the next event | |
1792 | fDestepSum[idvol]=0; // Reset for the next event | |
1793 | } | |
1794 | } | |
1795 | ||
1796 | //__________________________________________ | |
1797 | void AliMUONv3::StepManagerOld() | |
1798 | { | |
1799 | // Old Stepmanager for the chambers | |
1800 | Int_t copy, id; | |
1801 | static Int_t idvol; | |
1802 | static Int_t vol[2]; | |
1803 | Int_t ipart; | |
1804 | TLorentzVector pos; | |
1805 | TLorentzVector mom; | |
1806 | Float_t theta,phi; | |
1807 | Float_t destep, step; | |
1808 | ||
1809 | static Float_t sstep; | |
1810 | static Float_t eloss, eloss2, xhit, yhit, zhit, tof, tlength; | |
1811 | const Float_t kBig = 1.e10; | |
1812 | static Float_t hits[15]; | |
1813 | ||
1814 | TClonesArray &lhits = *fHits; | |
1815 | ||
1816 | // | |
1817 | // | |
1818 | // Only charged tracks | |
1819 | if( !(gMC->TrackCharge()) ) return; | |
1820 | // | |
1821 | // Only gas gap inside chamber | |
1822 | // Tag chambers and record hits when track enters | |
1823 | id=gMC->CurrentVolID(copy); | |
1824 | vol[0] = GetChamberId(id); | |
1825 | idvol = vol[0] -1; | |
1826 | ||
1827 | if (idvol == -1) return; | |
1828 | ||
1829 | // | |
1830 | // Get current particle id (ipart), track position (pos) and momentum (mom) | |
1831 | gMC->TrackPosition(pos); | |
1832 | gMC->TrackMomentum(mom); | |
1833 | ||
1834 | ipart = gMC->TrackPid(); | |
1835 | ||
1836 | // | |
1837 | // momentum loss and steplength in last step | |
1838 | destep = gMC->Edep(); | |
1839 | step = gMC->TrackStep(); | |
1840 | // cout<<"------------"<<step<<endl; | |
1841 | // | |
1842 | // record hits when track enters ... | |
1843 | if( gMC->IsTrackEntering()) { | |
1844 | ||
1845 | gMC->SetMaxStep(fMaxStepGas); | |
1846 | Double_t tc = mom[0]*mom[0]+mom[1]*mom[1]; | |
1847 | Double_t rt = TMath::Sqrt(tc); | |
1848 | Double_t pmom = TMath::Sqrt(tc+mom[2]*mom[2]); | |
1849 | Double_t tx = mom[0]/pmom; | |
1850 | Double_t ty = mom[1]/pmom; | |
1851 | Double_t tz = mom[2]/pmom; | |
1852 | Double_t s = ((AliMUONChamber*)(*fChambers)[idvol]) | |
1853 | ->ResponseModel() | |
1854 | ->Pitch()/tz; | |
1855 | theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg; | |
1856 | phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg; | |
1857 | hits[0] = Float_t(ipart); // Geant3 particle type | |
1858 | hits[1] = pos[0]+s*tx; // X-position for hit | |
1859 | hits[2] = pos[1]+s*ty; // Y-position for hit | |
1860 | hits[3] = pos[2]+s*tz; // Z-position for hit | |
1861 | hits[4] = theta; // theta angle of incidence | |
1862 | hits[5] = phi; // phi angle of incidence | |
1863 | hits[8] = 0;//PadHits does not exist anymore (Float_t) fNPadHits; // first padhit | |
1864 | hits[9] = -1; // last pad hit | |
1865 | hits[10] = mom[3]; // hit momentum P | |
1866 | hits[11] = mom[0]; // Px | |
1867 | hits[12] = mom[1]; // Py | |
1868 | hits[13] = mom[2]; // Pz | |
1869 | tof=gMC->TrackTime(); | |
1870 | hits[14] = tof; // Time of flight | |
1871 | tlength = 0; | |
1872 | eloss = 0; | |
1873 | eloss2 = 0; | |
1874 | sstep=0; | |
1875 | xhit = pos[0]; | |
1876 | yhit = pos[1]; | |
1877 | zhit = pos[2]; | |
1878 | Chamber(idvol).ChargeCorrelationInit(); | |
1879 | // Only if not trigger chamber | |
1880 | ||
1881 | // printf("---------------------------\n"); | |
1882 | // printf(">>>> Y = %f \n",hits[2]); | |
1883 | // printf("---------------------------\n"); | |
1884 | ||
1885 | ||
1886 | ||
1887 | // if(idvol < AliMUONConstants::NTrackingCh()) { | |
1888 | // // | |
1889 | // // Initialize hit position (cursor) in the segmentation model | |
1890 | // ((AliMUONChamber*) (*fChambers)[idvol]) | |
1891 | // ->SigGenInit(pos[0], pos[1], pos[2]); | |
1892 | // } else { | |
1893 | // //geant3->Gpcxyz(); | |
1894 | // //printf("In the Trigger Chamber #%d\n",idvol-9); | |
1895 | // } | |
1896 | } | |
1897 | eloss2+=destep; | |
1898 | sstep+=step; | |
1899 | ||
1900 | // cout<<sstep<<endl; | |
1901 | ||
1902 | // | |
1903 | // Calculate the charge induced on a pad (disintegration) in case | |
1904 | // | |
1905 | // Mip left chamber ... | |
1906 | if( gMC->IsTrackExiting() || gMC->IsTrackStop() || gMC->IsTrackDisappeared()){ | |
1907 | gMC->SetMaxStep(kBig); | |
1908 | eloss += destep; | |
1909 | tlength += step; | |
1910 | ||
1911 | Float_t x0,y0,z0; | |
1912 | Float_t localPos[3]; | |
1913 | Float_t globalPos[3] = {pos[0], pos[1], pos[2]}; | |
1914 | gMC->Gmtod(globalPos,localPos,1); | |
1915 | ||
1916 | if(idvol < AliMUONConstants::NTrackingCh()) { | |
1917 | // tracking chambers | |
1918 | x0 = 0.5*(xhit+pos[0]); | |
1919 | y0 = 0.5*(yhit+pos[1]); | |
1920 | z0 = 0.5*(zhit+pos[2]); | |
1921 | } else { | |
1922 | // trigger chambers | |
1923 | x0 = xhit; | |
1924 | y0 = yhit; | |
1925 | z0 = 0.; | |
1926 | } | |
1927 | ||
1928 | ||
1929 | // if (eloss >0) MakePadHits(x0,y0,z0,eloss,tof,idvol); | |
1930 | ||
1931 | ||
1932 | hits[6] = tlength; // track length | |
1933 | hits[7] = eloss2; // de/dx energy loss | |
1934 | ||
1935 | ||
1936 | // if (fNPadHits > (Int_t)hits[8]) { | |
1937 | // hits[8] = hits[8]+1; | |
1938 | // hits[9] = 0: // PadHits does not exist anymore (Float_t) fNPadHits; | |
1939 | //} | |
1940 | // | |
1941 | // new hit | |
1942 | ||
1943 | new(lhits[fNhits++]) | |
1944 | AliMUONHit(fIshunt, gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); | |
1945 | eloss = 0; | |
1946 | // | |
1947 | // Check additional signal generation conditions | |
1948 | // defined by the segmentation | |
1949 | // model (boundary crossing conditions) | |
1950 | // only for tracking chambers | |
1951 | } else if | |
1952 | ((idvol < AliMUONConstants::NTrackingCh()) && | |
1953 | ((AliMUONChamber*) (*fChambers)[idvol])->SigGenCond(pos[0], pos[1], pos[2])) | |
1954 | { | |
1955 | ((AliMUONChamber*) (*fChambers)[idvol]) | |
1956 | ->SigGenInit(pos[0], pos[1], pos[2]); | |
1957 | ||
1958 | Float_t localPos[3]; | |
1959 | Float_t globalPos[3] = {pos[0], pos[1], pos[2]}; | |
1960 | gMC->Gmtod(globalPos,localPos,1); | |
1961 | ||
1962 | eloss += destep; | |
1963 | ||
1964 | // if (eloss > 0 && idvol < AliMUONConstants::NTrackingCh()) | |
1965 | // MakePadHits(0.5*(xhit+pos[0]),0.5*(yhit+pos[1]),pos[2],eloss,tof,idvol); | |
1966 | xhit = pos[0]; | |
1967 | yhit = pos[1]; | |
1968 | zhit = pos[2]; | |
1969 | eloss = 0; | |
1970 | tlength += step ; | |
1971 | // | |
1972 | // nothing special happened, add up energy loss | |
1973 | } else { | |
1974 | eloss += destep; | |
1975 | tlength += step ; | |
1976 | } | |
1977 | } | |
1978 | ||
1979 |