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