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a9e2aefa | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
d7c4fbc4 | 3 | * SigmaEffect_thetadegrees * |
a9e2aefa | 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 * | |
2c799aa2 | 12 | * about the suitability of this software for any purpeateose. It is * |
a9e2aefa | 13 | * provided "as is" without express or implied warranty. * |
14 | **************************************************************************/ | |
15 | ||
88cb7938 | 16 | /* $Id$ */ |
a9e2aefa | 17 | |
18 | ///////////////////////////////////////////////////////// | |
19 | // Manager and hits classes for set:MUON version 0 // | |
20 | ///////////////////////////////////////////////////////// | |
abaf7c9d | 21 | #include <TRandom.h> |
22 | #include <TF1.h> | |
116cbefd | 23 | #include <TClonesArray.h> |
d7c4fbc4 | 24 | #include <TLorentzVector.h> |
88cb7938 | 25 | #include <TVirtualMC.h> |
1391e633 | 26 | #include <TParticle.h> |
a9e2aefa | 27 | |
a9e2aefa | 28 | #include "AliConst.h" |
29 | #include "AliMUONChamber.h" | |
88cb7938 | 30 | #include "AliMUONConstants.h" |
31 | #include "AliMUONFactory.h" | |
a9e2aefa | 32 | #include "AliMUONHit.h" |
8c449e83 | 33 | #include "AliMUONTriggerCircuit.h" |
88cb7938 | 34 | #include "AliMUONv1.h" |
35 | #include "AliMagF.h" | |
36 | #include "AliRun.h" | |
5d12ce38 | 37 | #include "AliMC.h" |
a9e2aefa | 38 | |
39 | ClassImp(AliMUONv1) | |
40 | ||
41 | //___________________________________________ | |
37c0cd40 | 42 | AliMUONv1::AliMUONv1() : AliMUON() |
1391e633 | 43 | ,fTrackMomentum(), fTrackPosition() |
a9e2aefa | 44 | { |
45 | // Constructor | |
1391e633 | 46 | fChambers = 0; |
47 | fStations = 0; | |
48 | fStepManagerVersionOld = kFALSE; | |
49 | fStepMaxInActiveGas = 0.6; | |
50 | fStepSum = 0x0; | |
51 | fDestepSum = 0x0; | |
52 | fElossRatio = 0x0; | |
53 | fAngleEffect10 = 0x0; | |
54 | fAngleEffectNorma= 0x0; | |
55 | } | |
a9e2aefa | 56 | //___________________________________________ |
57 | AliMUONv1::AliMUONv1(const char *name, const char *title) | |
1391e633 | 58 | : AliMUON(name,title), fTrackMomentum(), fTrackPosition() |
a9e2aefa | 59 | { |
60 | // Constructor | |
ba030c0e | 61 | // By default include all stations |
62 | fStations = new Int_t[5]; | |
63 | for (Int_t i=0; i<5; i++) fStations[i] = 1; | |
64 | ||
65 | AliMUONFactory factory; | |
66 | factory.Build(this, title); | |
c33d9661 | 67 | |
68 | fStepManagerVersionOld = kFALSE; | |
abaf7c9d | 69 | |
1391e633 | 70 | fStepMaxInActiveGas = 0.6; |
71 | ||
72 | fStepSum = new Float_t [AliMUONConstants::NCh()]; | |
73 | fDestepSum = new Float_t [AliMUONConstants::NCh()]; | |
74 | for (Int_t i=0; i<AliMUONConstants::NCh(); i++) { | |
75 | fStepSum[i] =0.0; | |
76 | fDestepSum[i]=0.0; | |
77 | } | |
78 | // Ratio of particle mean eloss with respect MIP's Khalil Boudjemline, sep 2003, PhD.Thesis and Particle Data Book | |
79 | fElossRatio = new TF1("ElossRatio","[0]+[1]*x+[2]*x*x+[3]*x*x*x+[4]*x*x*x*x",0.5,5.); | |
80 | fElossRatio->SetParameter(0,1.02138); | |
81 | fElossRatio->SetParameter(1,-9.54149e-02); | |
82 | fElossRatio->SetParameter(2,+7.83433e-02); | |
83 | fElossRatio->SetParameter(3,-9.98208e-03); | |
84 | fElossRatio->SetParameter(4,+3.83279e-04); | |
85 | ||
86 | // Angle effect in tracking chambers at theta =10 degres as a function of ElossRatio (Khalil BOUDJEMLINE sep 2003 Ph.D Thesis) (in micrometers) | |
87 | fAngleEffect10 = new TF1("AngleEffect10","[0]+[1]*x+[2]*x*x",0.5,3.0); | |
88 | fAngleEffect10->SetParameter(0, 1.90691e+02); | |
89 | fAngleEffect10->SetParameter(1,-6.62258e+01); | |
90 | fAngleEffect10->SetParameter(2,+1.28247e+01); | |
91 | // Angle effect: Normalisation form theta=10 degres to theta between 0 and 10 (Khalil BOUDJEMLINE sep 2003 Ph.D Thesis) | |
92 | // Angle with respect to the wires assuming that chambers are perpendicular to the z axis. | |
93 | fAngleEffectNorma = new TF1("AngleEffectNorma","[0]+[1]*x+[2]*x*x+[3]*x*x*x",0.0,10.0); | |
94 | fAngleEffectNorma->SetParameter(0,4.148); | |
95 | fAngleEffectNorma->SetParameter(1,-6.809e-01); | |
96 | fAngleEffectNorma->SetParameter(2,5.151e-02); | |
97 | fAngleEffectNorma->SetParameter(3,-1.490e-03); | |
a9e2aefa | 98 | } |
99 | ||
100 | //___________________________________________ | |
101 | void AliMUONv1::CreateGeometry() | |
102 | { | |
103 | // | |
104 | // Note: all chambers have the same structure, which could be | |
105 | // easily parameterised. This was intentionally not done in order | |
106 | // to give a starting point for the implementation of the actual | |
107 | // design of each station. | |
108 | Int_t *idtmed = fIdtmed->GetArray()-1099; | |
109 | ||
110 | // Distance between Stations | |
111 | // | |
112 | Float_t bpar[3]; | |
113 | Float_t tpar[3]; | |
b64652f5 | 114 | // Float_t pgpar[10]; |
a9e2aefa | 115 | Float_t zpos1, zpos2, zfpos; |
b64652f5 | 116 | // Outer excess and inner recess for mother volume radius |
117 | // with respect to ROuter and RInner | |
a9e2aefa | 118 | Float_t dframep=.001; // Value for station 3 should be 6 ... |
b64652f5 | 119 | // Width (RdPhi) of the frame crosses for stations 1 and 2 (cm) |
120 | // Float_t dframep1=.001; | |
121 | Float_t dframep1 = 11.0; | |
122 | // Bool_t frameCrosses=kFALSE; | |
123 | Bool_t frameCrosses=kTRUE; | |
3f08857e | 124 | Float_t *dum=0; |
a9e2aefa | 125 | |
b64652f5 | 126 | // Float_t dframez=0.9; |
127 | // Half of the total thickness of frame crosses (including DAlu) | |
128 | // for each chamber in stations 1 and 2: | |
129 | // 3% of X0 of composite material, | |
130 | // but taken as Aluminium here, with same thickness in number of X0 | |
131 | Float_t dframez = 3. * 8.9 / 100; | |
132 | // Float_t dr; | |
a9e2aefa | 133 | Float_t dstation; |
134 | ||
135 | // | |
136 | // Rotation matrices in the x-y plane | |
137 | Int_t idrotm[1199]; | |
138 | // phi= 0 deg | |
139 | AliMatrix(idrotm[1100], 90., 0., 90., 90., 0., 0.); | |
140 | // phi= 90 deg | |
141 | AliMatrix(idrotm[1101], 90., 90., 90., 180., 0., 0.); | |
142 | // phi= 180 deg | |
143 | AliMatrix(idrotm[1102], 90., 180., 90., 270., 0., 0.); | |
144 | // phi= 270 deg | |
145 | AliMatrix(idrotm[1103], 90., 270., 90., 0., 0., 0.); | |
146 | // | |
147 | Float_t phi=2*TMath::Pi()/12/2; | |
148 | ||
149 | // | |
150 | // pointer to the current chamber | |
151 | // pointer to the current chamber | |
b64652f5 | 152 | Int_t idAlu1=idtmed[1103]; // medium 4 |
153 | Int_t idAlu2=idtmed[1104]; // medium 5 | |
a9e2aefa | 154 | // Int_t idAlu1=idtmed[1100]; |
155 | // Int_t idAlu2=idtmed[1100]; | |
b64652f5 | 156 | Int_t idAir=idtmed[1100]; // medium 1 |
157 | // Int_t idGas=idtmed[1105]; // medium 6 = Ar-isoC4H10 gas | |
158 | Int_t idGas=idtmed[1108]; // medium 9 = Ar-CO2 gas (80%+20%) | |
a9e2aefa | 159 | |
160 | ||
161 | AliMUONChamber *iChamber, *iChamber1, *iChamber2; | |
ba030c0e | 162 | |
163 | if (fStations[0]) { | |
b17c0c87 | 164 | |
a9e2aefa | 165 | //******************************************************************** |
166 | // Station 1 ** | |
167 | //******************************************************************** | |
168 | // CONCENTRIC | |
169 | // indices 1 and 2 for first and second chambers in the station | |
170 | // iChamber (first chamber) kept for other quanties than Z, | |
171 | // assumed to be the same in both chambers | |
172 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[0]; | |
173 | iChamber2 =(AliMUONChamber*) (*fChambers)[1]; | |
174 | zpos1=iChamber1->Z(); | |
175 | zpos2=iChamber2->Z(); | |
b13a15bc | 176 | dstation = TMath::Abs(zpos2 - zpos1); |
b64652f5 | 177 | // DGas decreased from standard one (0.5) |
178 | iChamber->SetDGas(0.4); iChamber2->SetDGas(0.4); | |
179 | // DAlu increased from standard one (3% of X0), | |
180 | // because more electronics with smaller pads | |
181 | iChamber->SetDAlu(3.5 * 8.9 / 100.); iChamber2->SetDAlu(3.5 * 8.9 / 100.); | |
a9e2aefa | 182 | zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; |
183 | ||
184 | // | |
185 | // Mother volume | |
b64652f5 | 186 | tpar[0] = iChamber->RInner()-dframep; |
187 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
2c799aa2 | 188 | tpar[2] = dstation/5; |
a9e2aefa | 189 | |
b74f1c6a | 190 | gMC->Gsvolu("S01M", "TUBE", idAir, tpar, 3); |
191 | gMC->Gsvolu("S02M", "TUBE", idAir, tpar, 3); | |
192 | gMC->Gspos("S01M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
193 | gMC->Gspos("S02M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
b64652f5 | 194 | // // Aluminium frames |
195 | // // Outer frames | |
196 | // pgpar[0] = 360/12/2; | |
197 | // pgpar[1] = 360.; | |
198 | // pgpar[2] = 12.; | |
199 | // pgpar[3] = 2; | |
200 | // pgpar[4] = -dframez/2; | |
201 | // pgpar[5] = iChamber->ROuter(); | |
202 | // pgpar[6] = pgpar[5]+dframep1; | |
203 | // pgpar[7] = +dframez/2; | |
204 | // pgpar[8] = pgpar[5]; | |
205 | // pgpar[9] = pgpar[6]; | |
b74f1c6a | 206 | // gMC->Gsvolu("S01O", "PGON", idAlu1, pgpar, 10); |
207 | // gMC->Gsvolu("S02O", "PGON", idAlu1, pgpar, 10); | |
208 | // gMC->Gspos("S01O",1,"S01M", 0.,0.,-zfpos, 0,"ONLY"); | |
209 | // gMC->Gspos("S01O",2,"S01M", 0.,0.,+zfpos, 0,"ONLY"); | |
210 | // gMC->Gspos("S02O",1,"S02M", 0.,0.,-zfpos, 0,"ONLY"); | |
211 | // gMC->Gspos("S02O",2,"S02M", 0.,0.,+zfpos, 0,"ONLY"); | |
b64652f5 | 212 | // // |
213 | // // Inner frame | |
214 | // tpar[0]= iChamber->RInner()-dframep1; | |
215 | // tpar[1]= iChamber->RInner(); | |
216 | // tpar[2]= dframez/2; | |
b74f1c6a | 217 | // gMC->Gsvolu("S01I", "TUBE", idAlu1, tpar, 3); |
218 | // gMC->Gsvolu("S02I", "TUBE", idAlu1, tpar, 3); | |
b64652f5 | 219 | |
b74f1c6a | 220 | // gMC->Gspos("S01I",1,"S01M", 0.,0.,-zfpos, 0,"ONLY"); |
221 | // gMC->Gspos("S01I",2,"S01M", 0.,0.,+zfpos, 0,"ONLY"); | |
222 | // gMC->Gspos("S02I",1,"S02M", 0.,0.,-zfpos, 0,"ONLY"); | |
223 | // gMC->Gspos("S02I",2,"S02M", 0.,0.,+zfpos, 0,"ONLY"); | |
a9e2aefa | 224 | // |
225 | // Frame Crosses | |
b64652f5 | 226 | if (frameCrosses) { |
227 | // outside gas | |
228 | // security for inside mother volume | |
229 | bpar[0] = (iChamber->ROuter() - iChamber->RInner()) | |
230 | * TMath::Cos(TMath::ASin(dframep1 / | |
231 | (iChamber->ROuter() - iChamber->RInner()))) | |
232 | / 2.0; | |
a9e2aefa | 233 | bpar[1] = dframep1/2; |
b64652f5 | 234 | // total thickness will be (4 * bpar[2]) for each chamber, |
235 | // which has to be equal to (2 * dframez) - DAlu | |
236 | bpar[2] = (2.0 * dframez - iChamber->DAlu()) / 4.0; | |
b74f1c6a | 237 | gMC->Gsvolu("S01B", "BOX", idAlu1, bpar, 3); |
238 | gMC->Gsvolu("S02B", "BOX", idAlu1, bpar, 3); | |
a9e2aefa | 239 | |
2d3423a6 | 240 | gMC->Gspos("S01B",1,"S01M", -iChamber->RInner()-bpar[0] , 0, zfpos, |
a9e2aefa | 241 | idrotm[1100],"ONLY"); |
2d3423a6 | 242 | gMC->Gspos("S01B",2,"S01M", iChamber->RInner()+bpar[0] , 0, zfpos, |
a9e2aefa | 243 | idrotm[1100],"ONLY"); |
2d3423a6 | 244 | gMC->Gspos("S01B",3,"S01M", 0, -iChamber->RInner()-bpar[0] , zfpos, |
a9e2aefa | 245 | idrotm[1101],"ONLY"); |
2d3423a6 | 246 | gMC->Gspos("S01B",4,"S01M", 0, iChamber->RInner()+bpar[0] , zfpos, |
a9e2aefa | 247 | idrotm[1101],"ONLY"); |
2d3423a6 | 248 | gMC->Gspos("S01B",5,"S01M", -iChamber->RInner()-bpar[0] , 0,-zfpos, |
a9e2aefa | 249 | idrotm[1100],"ONLY"); |
2d3423a6 | 250 | gMC->Gspos("S01B",6,"S01M", +iChamber->RInner()+bpar[0] , 0,-zfpos, |
a9e2aefa | 251 | idrotm[1100],"ONLY"); |
2d3423a6 | 252 | gMC->Gspos("S01B",7,"S01M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, |
a9e2aefa | 253 | idrotm[1101],"ONLY"); |
2d3423a6 | 254 | gMC->Gspos("S01B",8,"S01M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, |
a9e2aefa | 255 | idrotm[1101],"ONLY"); |
256 | ||
2d3423a6 | 257 | gMC->Gspos("S02B",1,"S02M", -iChamber->RInner()-bpar[0] , 0, zfpos, |
a9e2aefa | 258 | idrotm[1100],"ONLY"); |
2d3423a6 | 259 | gMC->Gspos("S02B",2,"S02M", iChamber->RInner()+bpar[0] , 0, zfpos, |
a9e2aefa | 260 | idrotm[1100],"ONLY"); |
2d3423a6 | 261 | gMC->Gspos("S02B",3,"S02M", 0, -iChamber->RInner()-bpar[0] , zfpos, |
a9e2aefa | 262 | idrotm[1101],"ONLY"); |
2d3423a6 | 263 | gMC->Gspos("S02B",4,"S02M", 0, iChamber->RInner()+bpar[0] , zfpos, |
a9e2aefa | 264 | idrotm[1101],"ONLY"); |
2d3423a6 | 265 | gMC->Gspos("S02B",5,"S02M", -iChamber->RInner()-bpar[0] , 0,-zfpos, |
a9e2aefa | 266 | idrotm[1100],"ONLY"); |
2d3423a6 | 267 | gMC->Gspos("S02B",6,"S02M", +iChamber->RInner()+bpar[0] , 0,-zfpos, |
a9e2aefa | 268 | idrotm[1100],"ONLY"); |
2d3423a6 | 269 | gMC->Gspos("S02B",7,"S02M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, |
a9e2aefa | 270 | idrotm[1101],"ONLY"); |
2d3423a6 | 271 | gMC->Gspos("S02B",8,"S02M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, |
a9e2aefa | 272 | idrotm[1101],"ONLY"); |
273 | } | |
274 | // | |
275 | // Chamber Material represented by Alu sheet | |
276 | tpar[0]= iChamber->RInner(); | |
277 | tpar[1]= iChamber->ROuter(); | |
278 | tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2; | |
b74f1c6a | 279 | gMC->Gsvolu("S01A", "TUBE", idAlu2, tpar, 3); |
280 | gMC->Gsvolu("S02A", "TUBE",idAlu2, tpar, 3); | |
281 | gMC->Gspos("S01A", 1, "S01M", 0., 0., 0., 0, "ONLY"); | |
282 | gMC->Gspos("S02A", 1, "S02M", 0., 0., 0., 0, "ONLY"); | |
a9e2aefa | 283 | // |
284 | // Sensitive volumes | |
285 | // tpar[2] = iChamber->DGas(); | |
286 | tpar[2] = iChamber->DGas()/2; | |
b74f1c6a | 287 | gMC->Gsvolu("S01G", "TUBE", idGas, tpar, 3); |
288 | gMC->Gsvolu("S02G", "TUBE", idGas, tpar, 3); | |
289 | gMC->Gspos("S01G", 1, "S01A", 0., 0., 0., 0, "ONLY"); | |
290 | gMC->Gspos("S02G", 1, "S02A", 0., 0., 0., 0, "ONLY"); | |
a9e2aefa | 291 | // |
b64652f5 | 292 | // Frame Crosses to be placed inside gas |
293 | // NONE: chambers are sensitive everywhere | |
294 | // if (frameCrosses) { | |
295 | ||
296 | // dr = (iChamber->ROuter() - iChamber->RInner()); | |
297 | // bpar[0] = TMath::Sqrt(dr*dr-dframep1*dframep1/4)/2; | |
298 | // bpar[1] = dframep1/2; | |
299 | // bpar[2] = iChamber->DGas()/2; | |
b74f1c6a | 300 | // gMC->Gsvolu("S01F", "BOX", idAlu1, bpar, 3); |
301 | // gMC->Gsvolu("S02F", "BOX", idAlu1, bpar, 3); | |
a9e2aefa | 302 | |
b74f1c6a | 303 | // gMC->Gspos("S01F",1,"S01G", +iChamber->RInner()+bpar[0] , 0, 0, |
b64652f5 | 304 | // idrotm[1100],"ONLY"); |
b74f1c6a | 305 | // gMC->Gspos("S01F",2,"S01G", -iChamber->RInner()-bpar[0] , 0, 0, |
b64652f5 | 306 | // idrotm[1100],"ONLY"); |
b74f1c6a | 307 | // gMC->Gspos("S01F",3,"S01G", 0, +iChamber->RInner()+bpar[0] , 0, |
b64652f5 | 308 | // idrotm[1101],"ONLY"); |
b74f1c6a | 309 | // gMC->Gspos("S01F",4,"S01G", 0, -iChamber->RInner()-bpar[0] , 0, |
b64652f5 | 310 | // idrotm[1101],"ONLY"); |
a9e2aefa | 311 | |
b74f1c6a | 312 | // gMC->Gspos("S02F",1,"S02G", +iChamber->RInner()+bpar[0] , 0, 0, |
b64652f5 | 313 | // idrotm[1100],"ONLY"); |
b74f1c6a | 314 | // gMC->Gspos("S02F",2,"S02G", -iChamber->RInner()-bpar[0] , 0, 0, |
b64652f5 | 315 | // idrotm[1100],"ONLY"); |
b74f1c6a | 316 | // gMC->Gspos("S02F",3,"S02G", 0, +iChamber->RInner()+bpar[0] , 0, |
b64652f5 | 317 | // idrotm[1101],"ONLY"); |
b74f1c6a | 318 | // gMC->Gspos("S02F",4,"S02G", 0, -iChamber->RInner()-bpar[0] , 0, |
b64652f5 | 319 | // idrotm[1101],"ONLY"); |
320 | // } | |
b17c0c87 | 321 | } |
ba030c0e | 322 | if (fStations[1]) { |
b17c0c87 | 323 | |
a9e2aefa | 324 | //******************************************************************** |
325 | // Station 2 ** | |
326 | //******************************************************************** | |
327 | // indices 1 and 2 for first and second chambers in the station | |
328 | // iChamber (first chamber) kept for other quanties than Z, | |
329 | // assumed to be the same in both chambers | |
330 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[2]; | |
331 | iChamber2 =(AliMUONChamber*) (*fChambers)[3]; | |
332 | zpos1=iChamber1->Z(); | |
333 | zpos2=iChamber2->Z(); | |
b13a15bc | 334 | dstation = TMath::Abs(zpos2 - zpos1); |
b64652f5 | 335 | // DGas and DAlu not changed from standard values |
a9e2aefa | 336 | zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; |
337 | ||
338 | // | |
339 | // Mother volume | |
340 | tpar[0] = iChamber->RInner()-dframep; | |
341 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
2c799aa2 | 342 | tpar[2] = dstation/5; |
a9e2aefa | 343 | |
b74f1c6a | 344 | gMC->Gsvolu("S03M", "TUBE", idAir, tpar, 3); |
345 | gMC->Gsvolu("S04M", "TUBE", idAir, tpar, 3); | |
346 | gMC->Gspos("S03M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
347 | gMC->Gspos("S04M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
03da3c56 | 348 | gMC->Gsbool("S03M", "L3DO"); |
349 | gMC->Gsbool("S03M", "L3O1"); | |
350 | gMC->Gsbool("S03M", "L3O2"); | |
351 | gMC->Gsbool("S04M", "L3DO"); | |
352 | gMC->Gsbool("S04M", "L3O1"); | |
353 | gMC->Gsbool("S04M", "L3O2"); | |
1e8fff9c | 354 | |
b64652f5 | 355 | // // Aluminium frames |
356 | // // Outer frames | |
357 | // pgpar[0] = 360/12/2; | |
358 | // pgpar[1] = 360.; | |
359 | // pgpar[2] = 12.; | |
360 | // pgpar[3] = 2; | |
361 | // pgpar[4] = -dframez/2; | |
362 | // pgpar[5] = iChamber->ROuter(); | |
363 | // pgpar[6] = pgpar[5]+dframep; | |
364 | // pgpar[7] = +dframez/2; | |
365 | // pgpar[8] = pgpar[5]; | |
366 | // pgpar[9] = pgpar[6]; | |
b74f1c6a | 367 | // gMC->Gsvolu("S03O", "PGON", idAlu1, pgpar, 10); |
368 | // gMC->Gsvolu("S04O", "PGON", idAlu1, pgpar, 10); | |
369 | // gMC->Gspos("S03O",1,"S03M", 0.,0.,-zfpos, 0,"ONLY"); | |
370 | // gMC->Gspos("S03O",2,"S03M", 0.,0.,+zfpos, 0,"ONLY"); | |
371 | // gMC->Gspos("S04O",1,"S04M", 0.,0.,-zfpos, 0,"ONLY"); | |
372 | // gMC->Gspos("S04O",2,"S04M", 0.,0.,+zfpos, 0,"ONLY"); | |
b64652f5 | 373 | // // |
374 | // // Inner frame | |
375 | // tpar[0]= iChamber->RInner()-dframep; | |
376 | // tpar[1]= iChamber->RInner(); | |
377 | // tpar[2]= dframez/2; | |
b74f1c6a | 378 | // gMC->Gsvolu("S03I", "TUBE", idAlu1, tpar, 3); |
379 | // gMC->Gsvolu("S04I", "TUBE", idAlu1, tpar, 3); | |
b64652f5 | 380 | |
b74f1c6a | 381 | // gMC->Gspos("S03I",1,"S03M", 0.,0.,-zfpos, 0,"ONLY"); |
382 | // gMC->Gspos("S03I",2,"S03M", 0.,0.,+zfpos, 0,"ONLY"); | |
383 | // gMC->Gspos("S04I",1,"S04M", 0.,0.,-zfpos, 0,"ONLY"); | |
384 | // gMC->Gspos("S04I",2,"S04M", 0.,0.,+zfpos, 0,"ONLY"); | |
a9e2aefa | 385 | // |
386 | // Frame Crosses | |
b64652f5 | 387 | if (frameCrosses) { |
388 | // outside gas | |
389 | // security for inside mother volume | |
390 | bpar[0] = (iChamber->ROuter() - iChamber->RInner()) | |
391 | * TMath::Cos(TMath::ASin(dframep1 / | |
392 | (iChamber->ROuter() - iChamber->RInner()))) | |
393 | / 2.0; | |
394 | bpar[1] = dframep1/2; | |
395 | // total thickness will be (4 * bpar[2]) for each chamber, | |
396 | // which has to be equal to (2 * dframez) - DAlu | |
397 | bpar[2] = (2.0 * dframez - iChamber->DAlu()) / 4.0; | |
b74f1c6a | 398 | gMC->Gsvolu("S03B", "BOX", idAlu1, bpar, 3); |
399 | gMC->Gsvolu("S04B", "BOX", idAlu1, bpar, 3); | |
a9e2aefa | 400 | |
2d3423a6 | 401 | gMC->Gspos("S03B",1,"S03M", -iChamber->RInner()-bpar[0] , 0, zfpos, |
a9e2aefa | 402 | idrotm[1100],"ONLY"); |
2d3423a6 | 403 | gMC->Gspos("S03B",2,"S03M", +iChamber->RInner()+bpar[0] , 0, zfpos, |
a9e2aefa | 404 | idrotm[1100],"ONLY"); |
2d3423a6 | 405 | gMC->Gspos("S03B",3,"S03M", 0, -iChamber->RInner()-bpar[0] , zfpos, |
a9e2aefa | 406 | idrotm[1101],"ONLY"); |
2d3423a6 | 407 | gMC->Gspos("S03B",4,"S03M", 0, +iChamber->RInner()+bpar[0] , zfpos, |
a9e2aefa | 408 | idrotm[1101],"ONLY"); |
2d3423a6 | 409 | gMC->Gspos("S03B",5,"S03M", -iChamber->RInner()-bpar[0] , 0,-zfpos, |
a9e2aefa | 410 | idrotm[1100],"ONLY"); |
2d3423a6 | 411 | gMC->Gspos("S03B",6,"S03M", +iChamber->RInner()+bpar[0] , 0,-zfpos, |
a9e2aefa | 412 | idrotm[1100],"ONLY"); |
2d3423a6 | 413 | gMC->Gspos("S03B",7,"S03M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, |
a9e2aefa | 414 | idrotm[1101],"ONLY"); |
2d3423a6 | 415 | gMC->Gspos("S03B",8,"S03M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, |
a9e2aefa | 416 | idrotm[1101],"ONLY"); |
417 | ||
2d3423a6 | 418 | gMC->Gspos("S04B",1,"S04M", -iChamber->RInner()-bpar[0] , 0, zfpos, |
a9e2aefa | 419 | idrotm[1100],"ONLY"); |
2d3423a6 | 420 | gMC->Gspos("S04B",2,"S04M", +iChamber->RInner()+bpar[0] , 0, zfpos, |
a9e2aefa | 421 | idrotm[1100],"ONLY"); |
2d3423a6 | 422 | gMC->Gspos("S04B",3,"S04M", 0, -iChamber->RInner()-bpar[0] , zfpos, |
a9e2aefa | 423 | idrotm[1101],"ONLY"); |
2d3423a6 | 424 | gMC->Gspos("S04B",4,"S04M", 0, +iChamber->RInner()+bpar[0] , zfpos, |
a9e2aefa | 425 | idrotm[1101],"ONLY"); |
2d3423a6 | 426 | gMC->Gspos("S04B",5,"S04M", -iChamber->RInner()-bpar[0] , 0,-zfpos, |
a9e2aefa | 427 | idrotm[1100],"ONLY"); |
2d3423a6 | 428 | gMC->Gspos("S04B",6,"S04M", +iChamber->RInner()+bpar[0] , 0,-zfpos, |
a9e2aefa | 429 | idrotm[1100],"ONLY"); |
2d3423a6 | 430 | gMC->Gspos("S04B",7,"S04M", 0, -iChamber->RInner()-bpar[0] ,-zfpos, |
a9e2aefa | 431 | idrotm[1101],"ONLY"); |
2d3423a6 | 432 | gMC->Gspos("S04B",8,"S04M", 0, +iChamber->RInner()+bpar[0] ,-zfpos, |
a9e2aefa | 433 | idrotm[1101],"ONLY"); |
434 | } | |
435 | // | |
436 | // Chamber Material represented by Alu sheet | |
437 | tpar[0]= iChamber->RInner(); | |
438 | tpar[1]= iChamber->ROuter(); | |
439 | tpar[2] = (iChamber->DGas()+iChamber->DAlu())/2; | |
b74f1c6a | 440 | gMC->Gsvolu("S03A", "TUBE", idAlu2, tpar, 3); |
441 | gMC->Gsvolu("S04A", "TUBE", idAlu2, tpar, 3); | |
442 | gMC->Gspos("S03A", 1, "S03M", 0., 0., 0., 0, "ONLY"); | |
443 | gMC->Gspos("S04A", 1, "S04M", 0., 0., 0., 0, "ONLY"); | |
a9e2aefa | 444 | // |
445 | // Sensitive volumes | |
446 | // tpar[2] = iChamber->DGas(); | |
447 | tpar[2] = iChamber->DGas()/2; | |
b74f1c6a | 448 | gMC->Gsvolu("S03G", "TUBE", idGas, tpar, 3); |
449 | gMC->Gsvolu("S04G", "TUBE", idGas, tpar, 3); | |
450 | gMC->Gspos("S03G", 1, "S03A", 0., 0., 0., 0, "ONLY"); | |
451 | gMC->Gspos("S04G", 1, "S04A", 0., 0., 0., 0, "ONLY"); | |
a9e2aefa | 452 | // |
453 | // Frame Crosses to be placed inside gas | |
b64652f5 | 454 | // NONE: chambers are sensitive everywhere |
455 | // if (frameCrosses) { | |
456 | ||
457 | // dr = (iChamber->ROuter() - iChamber->RInner()); | |
458 | // bpar[0] = TMath::Sqrt(dr*dr-dframep1*dframep1/4)/2; | |
459 | // bpar[1] = dframep1/2; | |
460 | // bpar[2] = iChamber->DGas()/2; | |
b74f1c6a | 461 | // gMC->Gsvolu("S03F", "BOX", idAlu1, bpar, 3); |
462 | // gMC->Gsvolu("S04F", "BOX", idAlu1, bpar, 3); | |
a9e2aefa | 463 | |
b74f1c6a | 464 | // gMC->Gspos("S03F",1,"S03G", +iChamber->RInner()+bpar[0] , 0, 0, |
b64652f5 | 465 | // idrotm[1100],"ONLY"); |
b74f1c6a | 466 | // gMC->Gspos("S03F",2,"S03G", -iChamber->RInner()-bpar[0] , 0, 0, |
b64652f5 | 467 | // idrotm[1100],"ONLY"); |
b74f1c6a | 468 | // gMC->Gspos("S03F",3,"S03G", 0, +iChamber->RInner()+bpar[0] , 0, |
b64652f5 | 469 | // idrotm[1101],"ONLY"); |
b74f1c6a | 470 | // gMC->Gspos("S03F",4,"S03G", 0, -iChamber->RInner()-bpar[0] , 0, |
b64652f5 | 471 | // idrotm[1101],"ONLY"); |
a9e2aefa | 472 | |
b74f1c6a | 473 | // gMC->Gspos("S04F",1,"S04G", +iChamber->RInner()+bpar[0] , 0, 0, |
b64652f5 | 474 | // idrotm[1100],"ONLY"); |
b74f1c6a | 475 | // gMC->Gspos("S04F",2,"S04G", -iChamber->RInner()-bpar[0] , 0, 0, |
b64652f5 | 476 | // idrotm[1100],"ONLY"); |
b74f1c6a | 477 | // gMC->Gspos("S04F",3,"S04G", 0, +iChamber->RInner()+bpar[0] , 0, |
b64652f5 | 478 | // idrotm[1101],"ONLY"); |
b74f1c6a | 479 | // gMC->Gspos("S04F",4,"S04G", 0, -iChamber->RInner()-bpar[0] , 0, |
b64652f5 | 480 | // idrotm[1101],"ONLY"); |
481 | // } | |
b17c0c87 | 482 | } |
1e8fff9c | 483 | // define the id of tracking media: |
484 | Int_t idCopper = idtmed[1110]; | |
485 | Int_t idGlass = idtmed[1111]; | |
486 | Int_t idCarbon = idtmed[1112]; | |
487 | Int_t idRoha = idtmed[1113]; | |
488 | ||
1e8fff9c | 489 | // sensitive area: 40*40 cm**2 |
d7c4fbc4 | 490 | const Float_t ksensLength = 40.; |
491 | const Float_t ksensHeight = 40.; | |
492 | const Float_t ksensWidth = 0.5; // according to TDR fig 2.120 | |
493 | const Int_t ksensMaterial = idGas; | |
494 | const Float_t kyOverlap = 1.5; | |
1e8fff9c | 495 | |
496 | // PCB dimensions in cm; width: 30 mum copper | |
d7c4fbc4 | 497 | const Float_t kpcbLength = ksensLength; |
498 | const Float_t kpcbHeight = 60.; | |
499 | const Float_t kpcbWidth = 0.003; | |
500 | const Int_t kpcbMaterial= idCopper; | |
1e8fff9c | 501 | |
502 | // Insulating material: 200 mum glass fiber glued to pcb | |
d7c4fbc4 | 503 | const Float_t kinsuLength = kpcbLength; |
504 | const Float_t kinsuHeight = kpcbHeight; | |
505 | const Float_t kinsuWidth = 0.020; | |
506 | const Int_t kinsuMaterial = idGlass; | |
1e8fff9c | 507 | |
508 | // Carbon fiber panels: 200mum carbon/epoxy skin | |
d7c4fbc4 | 509 | const Float_t kpanelLength = ksensLength; |
510 | const Float_t kpanelHeight = ksensHeight; | |
511 | const Float_t kpanelWidth = 0.020; | |
512 | const Int_t kpanelMaterial = idCarbon; | |
1e8fff9c | 513 | |
514 | // rohacell between the two carbon panels | |
d7c4fbc4 | 515 | const Float_t krohaLength = ksensLength; |
516 | const Float_t krohaHeight = ksensHeight; | |
517 | const Float_t krohaWidth = 0.5; | |
518 | const Int_t krohaMaterial = idRoha; | |
1e8fff9c | 519 | |
520 | // Frame around the slat: 2 sticks along length,2 along height | |
521 | // H: the horizontal ones | |
d7c4fbc4 | 522 | const Float_t khFrameLength = kpcbLength; |
523 | const Float_t khFrameHeight = 1.5; | |
524 | const Float_t khFrameWidth = ksensWidth; | |
525 | const Int_t khFrameMaterial = idGlass; | |
1e8fff9c | 526 | |
527 | // V: the vertical ones | |
d7c4fbc4 | 528 | const Float_t kvFrameLength = 4.0; |
529 | const Float_t kvFrameHeight = ksensHeight + khFrameHeight; | |
530 | const Float_t kvFrameWidth = ksensWidth; | |
531 | const Int_t kvFrameMaterial = idGlass; | |
1e8fff9c | 532 | |
533 | // B: the horizontal border filled with rohacell | |
d7c4fbc4 | 534 | const Float_t kbFrameLength = khFrameLength; |
535 | const Float_t kbFrameHeight = (kpcbHeight - ksensHeight)/2. - khFrameHeight; | |
536 | const Float_t kbFrameWidth = khFrameWidth; | |
537 | const Int_t kbFrameMaterial = idRoha; | |
1e8fff9c | 538 | |
539 | // NULOC: 30 mum copper + 200 mum vetronite (same radiation length as 14mum copper) | |
d7c4fbc4 | 540 | const Float_t knulocLength = 2.5; |
541 | const Float_t knulocHeight = 7.5; | |
542 | const Float_t knulocWidth = 0.0030 + 0.0014; // equivalent copper width of vetronite; | |
543 | const Int_t knulocMaterial = idCopper; | |
1e8fff9c | 544 | |
d7c4fbc4 | 545 | const Float_t kslatHeight = kpcbHeight; |
546 | const Float_t kslatWidth = ksensWidth + 2.*(kpcbWidth + kinsuWidth + | |
547 | 2.* kpanelWidth + krohaWidth); | |
548 | const Int_t kslatMaterial = idAir; | |
549 | const Float_t kdSlatLength = kvFrameLength; // border on left and right | |
1e8fff9c | 550 | |
1e8fff9c | 551 | Float_t spar[3]; |
b17c0c87 | 552 | Int_t i, j; |
553 | ||
3c084d9f | 554 | // the panel volume contains the rohacell |
555 | ||
d7c4fbc4 | 556 | Float_t twidth = 2 * kpanelWidth + krohaWidth; |
557 | Float_t panelpar[3] = { kpanelLength/2., kpanelHeight/2., twidth/2. }; | |
558 | Float_t rohapar[3] = { krohaLength/2., krohaHeight/2., krohaWidth/2. }; | |
3c084d9f | 559 | |
560 | // insulating material contains PCB-> gas-> 2 borders filled with rohacell | |
561 | ||
d7c4fbc4 | 562 | twidth = 2*(kinsuWidth + kpcbWidth) + ksensWidth; |
563 | Float_t insupar[3] = { kinsuLength/2., kinsuHeight/2., twidth/2. }; | |
564 | twidth -= 2 * kinsuWidth; | |
565 | Float_t pcbpar[3] = { kpcbLength/2., kpcbHeight/2., twidth/2. }; | |
566 | Float_t senspar[3] = { ksensLength/2., ksensHeight/2., ksensWidth/2. }; | |
567 | Float_t theight = 2*khFrameHeight + ksensHeight; | |
568 | Float_t hFramepar[3]={khFrameLength/2., theight/2., khFrameWidth/2.}; | |
569 | Float_t bFramepar[3]={kbFrameLength/2., kbFrameHeight/2., kbFrameWidth/2.}; | |
570 | Float_t vFramepar[3]={kvFrameLength/2., kvFrameHeight/2., kvFrameWidth/2.}; | |
571 | Float_t nulocpar[3]={knulocLength/2., knulocHeight/2., knulocWidth/2.}; | |
b17c0c87 | 572 | Float_t xx; |
d7c4fbc4 | 573 | Float_t xxmax = (kbFrameLength - knulocLength)/2.; |
b17c0c87 | 574 | Int_t index=0; |
575 | ||
ba030c0e | 576 | if (fStations[2]) { |
b17c0c87 | 577 | |
578 | //******************************************************************** | |
579 | // Station 3 ** | |
580 | //******************************************************************** | |
581 | // indices 1 and 2 for first and second chambers in the station | |
582 | // iChamber (first chamber) kept for other quanties than Z, | |
583 | // assumed to be the same in both chambers | |
584 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[4]; | |
585 | iChamber2 =(AliMUONChamber*) (*fChambers)[5]; | |
586 | zpos1=iChamber1->Z(); | |
587 | zpos2=iChamber2->Z(); | |
b13a15bc | 588 | dstation = TMath::Abs(zpos2 - zpos1); |
b17c0c87 | 589 | |
b17c0c87 | 590 | // |
591 | // Mother volume | |
592 | tpar[0] = iChamber->RInner()-dframep; | |
593 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
21a18f36 | 594 | tpar[2] = dstation/5; |
2724ae40 | 595 | |
b74f1c6a | 596 | char *slats5Mother = "S05M"; |
597 | char *slats6Mother = "S06M"; | |
2724ae40 | 598 | Float_t zoffs5 = 0; |
599 | Float_t zoffs6 = 0; | |
600 | ||
fe713e43 | 601 | if (gAlice->GetModule("DIPO")) { |
2724ae40 | 602 | slats5Mother="DDIP"; |
603 | slats6Mother="DDIP"; | |
604 | ||
b13a15bc | 605 | zoffs5 = TMath::Abs(zpos1); |
606 | zoffs6 = TMath::Abs(zpos2); | |
2724ae40 | 607 | } |
5f06bb90 | 608 | |
2724ae40 | 609 | else { |
b74f1c6a | 610 | gMC->Gsvolu("S05M", "TUBE", idAir, tpar, 3); |
611 | gMC->Gsvolu("S06M", "TUBE", idAir, tpar, 3); | |
612 | gMC->Gspos("S05M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
613 | gMC->Gspos("S06M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
2724ae40 | 614 | } |
615 | ||
b17c0c87 | 616 | // volumes for slat geometry (xx=5,..,10 chamber id): |
617 | // Sxx0 Sxx1 Sxx2 Sxx3 --> Slat Mother volumes | |
618 | // SxxG --> Sensitive volume (gas) | |
619 | // SxxP --> PCB (copper) | |
620 | // SxxI --> Insulator (vetronite) | |
621 | // SxxC --> Carbon panel | |
622 | // SxxR --> Rohacell | |
623 | // SxxH, SxxV --> Horizontal and Vertical frames (vetronite) | |
21a18f36 | 624 | // SB5x --> Volumes for the 35 cm long PCB |
b17c0c87 | 625 | // slat dimensions: slat is a MOTHER volume!!! made of air |
626 | ||
21a18f36 | 627 | // only for chamber 5: slat 1 has a PCB shorter by 5cm! |
628 | ||
629 | Float_t tlength = 35.; | |
630 | Float_t panelpar2[3] = { tlength/2., panelpar[1], panelpar[2]}; | |
631 | Float_t rohapar2[3] = { tlength/2., rohapar[1], rohapar[2]}; | |
632 | Float_t insupar2[3] = { tlength/2., insupar[1], insupar[2]}; | |
633 | Float_t pcbpar2[3] = { tlength/2., pcbpar[1], pcbpar[2]}; | |
634 | Float_t senspar2[3] = { tlength/2., senspar[1], senspar[2]}; | |
635 | Float_t hFramepar2[3] = { tlength/2., hFramepar[1], hFramepar[2]}; | |
636 | Float_t bFramepar2[3] = { tlength/2., bFramepar[1], bFramepar[2]}; | |
637 | ||
d7c4fbc4 | 638 | const Int_t knSlats3 = 5; // number of slats per quadrant |
639 | const Int_t knPCB3[knSlats3] = {3,3,4,3,2}; // n PCB per slat | |
640 | const Float_t kxpos3[knSlats3] = {31., 40., 0., 0., 0.}; | |
641 | Float_t slatLength3[knSlats3]; | |
b17c0c87 | 642 | |
643 | // create and position the slat (mother) volumes | |
644 | ||
6c5ddcfa | 645 | char volNam5[5]; |
646 | char volNam6[5]; | |
f9f7c205 | 647 | Float_t xSlat3; |
b17c0c87 | 648 | |
21a18f36 | 649 | Float_t spar2[3]; |
d7c4fbc4 | 650 | for (i = 0; i<knSlats3; i++){ |
651 | slatLength3[i] = kpcbLength * knPCB3[i] + 2. * kdSlatLength; | |
652 | xSlat3 = slatLength3[i]/2. - kvFrameLength/2. + kxpos3[i]; | |
653 | if (i==1 || i==0) slatLength3[i] -= 2. *kdSlatLength; // frame out in PCB with circular border | |
654 | Float_t ySlat31 = ksensHeight * i - kyOverlap * i; | |
655 | Float_t ySlat32 = -ksensHeight * i + kyOverlap * i; | |
3c084d9f | 656 | spar[0] = slatLength3[i]/2.; |
d7c4fbc4 | 657 | spar[1] = kslatHeight/2.; |
658 | spar[2] = kslatWidth/2. * 1.01; | |
21a18f36 | 659 | // take away 5 cm from the first slat in chamber 5 |
660 | Float_t xSlat32 = 0; | |
661 | if (i==1 || i==2) { // 1 pcb is shortened by 5cm | |
662 | spar2[0] = spar[0]-5./2.; | |
663 | xSlat32 = xSlat3 - 5/2.; | |
664 | } | |
665 | else { | |
666 | spar2[0] = spar[0]; | |
667 | xSlat32 = xSlat3; | |
668 | } | |
669 | spar2[1] = spar[1]; | |
670 | spar2[2] = spar[2]; | |
3c084d9f | 671 | Float_t dzCh3=spar[2] * 1.01; |
672 | // zSlat to be checked (odd downstream or upstream?) | |
5f06bb90 | 673 | Float_t zSlat = (i%2 ==0)? -spar[2] : spar[2]; |
674 | ||
675 | if (gAlice->GetModule("DIPO")) {zSlat*=-1.;} | |
676 | ||
3c084d9f | 677 | sprintf(volNam5,"S05%d",i); |
d7c4fbc4 | 678 | gMC->Gsvolu(volNam5,"BOX",kslatMaterial,spar2,3); |
2d3423a6 | 679 | gMC->Gspos(volNam5, i*4+1,slats5Mother, -xSlat32, ySlat31, zoffs5-zSlat-2.*dzCh3, 0, "ONLY"); |
680 | gMC->Gspos(volNam5, i*4+2,slats5Mother, +xSlat32, ySlat31, zoffs5-zSlat+2.*dzCh3, 0, "ONLY"); | |
21a18f36 | 681 | |
5f06bb90 | 682 | if (i>0) { |
2d3423a6 | 683 | gMC->Gspos(volNam5, i*4+3,slats5Mother,-xSlat32, ySlat32, zoffs5-zSlat-2.*dzCh3, 0, "ONLY"); |
684 | gMC->Gspos(volNam5, i*4+4,slats5Mother,+xSlat32, ySlat32, zoffs5-zSlat+2.*dzCh3, 0, "ONLY"); | |
a083207d | 685 | } |
3c084d9f | 686 | sprintf(volNam6,"S06%d",i); |
d7c4fbc4 | 687 | gMC->Gsvolu(volNam6,"BOX",kslatMaterial,spar,3); |
2d3423a6 | 688 | gMC->Gspos(volNam6, i*4+1,slats6Mother,-xSlat3, ySlat31, zoffs6-zSlat-2.*dzCh3, 0, "ONLY"); |
689 | gMC->Gspos(volNam6, i*4+2,slats6Mother,+xSlat3, ySlat31, zoffs6-zSlat+2.*dzCh3, 0, "ONLY"); | |
a083207d | 690 | if (i>0) { |
2d3423a6 | 691 | gMC->Gspos(volNam6, i*4+3,slats6Mother,-xSlat3, ySlat32, zoffs6-zSlat-2.*dzCh3, 0, "ONLY"); |
692 | gMC->Gspos(volNam6, i*4+4,slats6Mother,+xSlat3, ySlat32, zoffs6-zSlat+2.*dzCh3, 0, "ONLY"); | |
a083207d | 693 | } |
3c084d9f | 694 | } |
1e8fff9c | 695 | |
696 | // create the panel volume | |
b17c0c87 | 697 | |
d7c4fbc4 | 698 | gMC->Gsvolu("S05C","BOX",kpanelMaterial,panelpar,3); |
699 | gMC->Gsvolu("SB5C","BOX",kpanelMaterial,panelpar2,3); | |
700 | gMC->Gsvolu("S06C","BOX",kpanelMaterial,panelpar,3); | |
1e8fff9c | 701 | |
702 | // create the rohacell volume | |
b17c0c87 | 703 | |
d7c4fbc4 | 704 | gMC->Gsvolu("S05R","BOX",krohaMaterial,rohapar,3); |
705 | gMC->Gsvolu("SB5R","BOX",krohaMaterial,rohapar2,3); | |
706 | gMC->Gsvolu("S06R","BOX",krohaMaterial,rohapar,3); | |
1e8fff9c | 707 | |
3c084d9f | 708 | // create the insulating material volume |
709 | ||
d7c4fbc4 | 710 | gMC->Gsvolu("S05I","BOX",kinsuMaterial,insupar,3); |
711 | gMC->Gsvolu("SB5I","BOX",kinsuMaterial,insupar2,3); | |
712 | gMC->Gsvolu("S06I","BOX",kinsuMaterial,insupar,3); | |
3c084d9f | 713 | |
714 | // create the PCB volume | |
715 | ||
d7c4fbc4 | 716 | gMC->Gsvolu("S05P","BOX",kpcbMaterial,pcbpar,3); |
717 | gMC->Gsvolu("SB5P","BOX",kpcbMaterial,pcbpar2,3); | |
718 | gMC->Gsvolu("S06P","BOX",kpcbMaterial,pcbpar,3); | |
3c084d9f | 719 | |
720 | // create the sensitive volumes, | |
d7c4fbc4 | 721 | gMC->Gsvolu("S05G","BOX",ksensMaterial,dum,0); |
722 | gMC->Gsvolu("S06G","BOX",ksensMaterial,dum,0); | |
3c084d9f | 723 | |
724 | ||
1e8fff9c | 725 | // create the vertical frame volume |
b17c0c87 | 726 | |
d7c4fbc4 | 727 | gMC->Gsvolu("S05V","BOX",kvFrameMaterial,vFramepar,3); |
728 | gMC->Gsvolu("S06V","BOX",kvFrameMaterial,vFramepar,3); | |
1e8fff9c | 729 | |
730 | // create the horizontal frame volume | |
b17c0c87 | 731 | |
d7c4fbc4 | 732 | gMC->Gsvolu("S05H","BOX",khFrameMaterial,hFramepar,3); |
733 | gMC->Gsvolu("SB5H","BOX",khFrameMaterial,hFramepar2,3); | |
734 | gMC->Gsvolu("S06H","BOX",khFrameMaterial,hFramepar,3); | |
1e8fff9c | 735 | |
736 | // create the horizontal border volume | |
b17c0c87 | 737 | |
d7c4fbc4 | 738 | gMC->Gsvolu("S05B","BOX",kbFrameMaterial,bFramepar,3); |
739 | gMC->Gsvolu("SB5B","BOX",kbFrameMaterial,bFramepar2,3); | |
740 | gMC->Gsvolu("S06B","BOX",kbFrameMaterial,bFramepar,3); | |
1e8fff9c | 741 | |
b17c0c87 | 742 | index=0; |
d7c4fbc4 | 743 | for (i = 0; i<knSlats3; i++){ |
6c5ddcfa | 744 | sprintf(volNam5,"S05%d",i); |
745 | sprintf(volNam6,"S06%d",i); | |
d7c4fbc4 | 746 | Float_t xvFrame = (slatLength3[i] - kvFrameLength)/2.; |
21a18f36 | 747 | Float_t xvFrame2 = xvFrame; |
748 | if ( i==1 || i ==2 ) xvFrame2 -= 5./2.; | |
3c084d9f | 749 | // position the vertical frames |
21a18f36 | 750 | if (i!=1 && i!=0) { |
751 | gMC->Gspos("S05V",2*i-1,volNam5, xvFrame2, 0., 0. , 0, "ONLY"); | |
752 | gMC->Gspos("S05V",2*i ,volNam5,-xvFrame2, 0., 0. , 0, "ONLY"); | |
3c084d9f | 753 | gMC->Gspos("S06V",2*i-1,volNam6, xvFrame, 0., 0. , 0, "ONLY"); |
754 | gMC->Gspos("S06V",2*i ,volNam6,-xvFrame, 0., 0. , 0, "ONLY"); | |
755 | } | |
756 | // position the panels and the insulating material | |
d7c4fbc4 | 757 | for (j=0; j<knPCB3[i]; j++){ |
1e8fff9c | 758 | index++; |
d7c4fbc4 | 759 | Float_t xx = ksensLength * (-knPCB3[i]/2.+j+.5); |
21a18f36 | 760 | Float_t xx2 = xx + 5/2.; |
3c084d9f | 761 | |
762 | Float_t zPanel = spar[2] - panelpar[2]; | |
d7c4fbc4 | 763 | if ( (i==1 || i==2) && j == knPCB3[i]-1) { // 1 pcb is shortened by 5cm |
21a18f36 | 764 | gMC->Gspos("SB5C",2*index-1,volNam5, xx, 0., zPanel , 0, "ONLY"); |
765 | gMC->Gspos("SB5C",2*index ,volNam5, xx, 0.,-zPanel , 0, "ONLY"); | |
766 | gMC->Gspos("SB5I",index ,volNam5, xx, 0., 0 , 0, "ONLY"); | |
767 | } | |
d7c4fbc4 | 768 | else if ( (i==1 || i==2) && j < knPCB3[i]-1) { |
21a18f36 | 769 | gMC->Gspos("S05C",2*index-1,volNam5, xx2, 0., zPanel , 0, "ONLY"); |
770 | gMC->Gspos("S05C",2*index ,volNam5, xx2, 0.,-zPanel , 0, "ONLY"); | |
771 | gMC->Gspos("S05I",index ,volNam5, xx2, 0., 0 , 0, "ONLY"); | |
772 | } | |
773 | else { | |
774 | gMC->Gspos("S05C",2*index-1,volNam5, xx, 0., zPanel , 0, "ONLY"); | |
775 | gMC->Gspos("S05C",2*index ,volNam5, xx, 0.,-zPanel , 0, "ONLY"); | |
776 | gMC->Gspos("S05I",index ,volNam5, xx, 0., 0 , 0, "ONLY"); | |
777 | } | |
3c084d9f | 778 | gMC->Gspos("S06C",2*index-1,volNam6, xx, 0., zPanel , 0, "ONLY"); |
779 | gMC->Gspos("S06C",2*index ,volNam6, xx, 0.,-zPanel , 0, "ONLY"); | |
3c084d9f | 780 | gMC->Gspos("S06I",index,volNam6, xx, 0., 0 , 0, "ONLY"); |
1e8fff9c | 781 | } |
a9e2aefa | 782 | } |
21a18f36 | 783 | |
3c084d9f | 784 | // position the rohacell volume inside the panel volume |
785 | gMC->Gspos("S05R",1,"S05C",0.,0.,0.,0,"ONLY"); | |
21a18f36 | 786 | gMC->Gspos("SB5R",1,"SB5C",0.,0.,0.,0,"ONLY"); |
3c084d9f | 787 | gMC->Gspos("S06R",1,"S06C",0.,0.,0.,0,"ONLY"); |
788 | ||
789 | // position the PCB volume inside the insulating material volume | |
790 | gMC->Gspos("S05P",1,"S05I",0.,0.,0.,0,"ONLY"); | |
21a18f36 | 791 | gMC->Gspos("SB5P",1,"SB5I",0.,0.,0.,0,"ONLY"); |
3c084d9f | 792 | gMC->Gspos("S06P",1,"S06I",0.,0.,0.,0,"ONLY"); |
793 | // position the horizontal frame volume inside the PCB volume | |
794 | gMC->Gspos("S05H",1,"S05P",0.,0.,0.,0,"ONLY"); | |
21a18f36 | 795 | gMC->Gspos("SB5H",1,"SB5P",0.,0.,0.,0,"ONLY"); |
3c084d9f | 796 | gMC->Gspos("S06H",1,"S06P",0.,0.,0.,0,"ONLY"); |
797 | // position the sensitive volume inside the horizontal frame volume | |
798 | gMC->Gsposp("S05G",1,"S05H",0.,0.,0.,0,"ONLY",senspar,3); | |
21a18f36 | 799 | gMC->Gsposp("S05G",1,"SB5H",0.,0.,0.,0,"ONLY",senspar2,3); |
3c084d9f | 800 | gMC->Gsposp("S06G",1,"S06H",0.,0.,0.,0,"ONLY",senspar,3); |
801 | // position the border volumes inside the PCB volume | |
d7c4fbc4 | 802 | Float_t yborder = ( kpcbHeight - kbFrameHeight ) / 2.; |
3c084d9f | 803 | gMC->Gspos("S05B",1,"S05P",0., yborder,0.,0,"ONLY"); |
804 | gMC->Gspos("S05B",2,"S05P",0.,-yborder,0.,0,"ONLY"); | |
21a18f36 | 805 | gMC->Gspos("SB5B",1,"SB5P",0., yborder,0.,0,"ONLY"); |
806 | gMC->Gspos("SB5B",2,"SB5P",0.,-yborder,0.,0,"ONLY"); | |
3c084d9f | 807 | gMC->Gspos("S06B",1,"S06P",0., yborder,0.,0,"ONLY"); |
808 | gMC->Gspos("S06B",2,"S06P",0.,-yborder,0.,0,"ONLY"); | |
809 | ||
1e8fff9c | 810 | // create the NULOC volume and position it in the horizontal frame |
b17c0c87 | 811 | |
d7c4fbc4 | 812 | gMC->Gsvolu("S05N","BOX",knulocMaterial,nulocpar,3); |
813 | gMC->Gsvolu("S06N","BOX",knulocMaterial,nulocpar,3); | |
6c5ddcfa | 814 | index = 0; |
21a18f36 | 815 | Float_t xxmax2 = xxmax - 5./2.; |
d7c4fbc4 | 816 | for (xx = -xxmax; xx<=xxmax; xx+=2*knulocLength) { |
1e8fff9c | 817 | index++; |
d7c4fbc4 | 818 | gMC->Gspos("S05N",2*index-1,"S05B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); |
819 | gMC->Gspos("S05N",2*index ,"S05B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
21a18f36 | 820 | if (xx > -xxmax2 && xx< xxmax2) { |
d7c4fbc4 | 821 | gMC->Gspos("S05N",2*index-1,"SB5B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); |
822 | gMC->Gspos("S05N",2*index ,"SB5B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
21a18f36 | 823 | } |
d7c4fbc4 | 824 | gMC->Gspos("S06N",2*index-1,"S06B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); |
825 | gMC->Gspos("S06N",2*index ,"S06B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1e8fff9c | 826 | } |
3c084d9f | 827 | |
828 | // position the volumes approximating the circular section of the pipe | |
d7c4fbc4 | 829 | Float_t yoffs = ksensHeight/2. - kyOverlap; |
3c084d9f | 830 | Float_t epsilon = 0.001; |
831 | Int_t ndiv=6; | |
832 | Float_t divpar[3]; | |
d7c4fbc4 | 833 | Double_t dydiv= ksensHeight/ndiv; |
21a18f36 | 834 | Double_t ydiv = yoffs -dydiv; |
3c084d9f | 835 | Int_t imax=0; |
3c084d9f | 836 | imax = 1; |
21a18f36 | 837 | Float_t rmin = 33.; |
a083207d | 838 | Float_t z1 = spar[2], z2=2*spar[2]*1.01; |
3c084d9f | 839 | for (Int_t idiv=0;idiv<ndiv; idiv++){ |
840 | ydiv+= dydiv; | |
425ebd0a | 841 | Float_t xdiv = 0.; |
3c084d9f | 842 | if (ydiv<rmin) xdiv= rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ); |
d7c4fbc4 | 843 | divpar[0] = (kpcbLength-xdiv)/2.; |
3c084d9f | 844 | divpar[1] = dydiv/2. - epsilon; |
d7c4fbc4 | 845 | divpar[2] = ksensWidth/2.; |
846 | Float_t xvol=(kpcbLength+xdiv)/2.+1.999; | |
a083207d | 847 | Float_t yvol=ydiv + dydiv/2.; |
21a18f36 | 848 | //printf ("y ll = %f y ur = %f \n",yvol - divpar[1], yvol + divpar[1]); |
2d3423a6 | 849 | gMC->Gsposp("S05G",imax+4*idiv+1,slats5Mother,-xvol, yvol, zoffs5-z1-z2, 0, "ONLY",divpar,3); |
850 | gMC->Gsposp("S06G",imax+4*idiv+1,slats6Mother,-xvol, yvol, zoffs6-z1-z2, 0, "ONLY",divpar,3); | |
851 | gMC->Gsposp("S05G",imax+4*idiv+2,slats5Mother,-xvol,-yvol, zoffs5-z1-z2, 0, "ONLY",divpar,3); | |
852 | gMC->Gsposp("S06G",imax+4*idiv+2,slats6Mother,-xvol,-yvol, zoffs6-z1-z2, 0, "ONLY",divpar,3); | |
853 | gMC->Gsposp("S05G",imax+4*idiv+3,slats5Mother,+xvol, yvol, zoffs5-z1+z2, 0, "ONLY",divpar,3); | |
854 | gMC->Gsposp("S06G",imax+4*idiv+3,slats6Mother,+xvol, yvol, zoffs6-z1+z2, 0, "ONLY",divpar,3); | |
855 | gMC->Gsposp("S05G",imax+4*idiv+4,slats5Mother,+xvol,-yvol, zoffs5-z1+z2, 0, "ONLY",divpar,3); | |
856 | gMC->Gsposp("S06G",imax+4*idiv+4,slats6Mother,+xvol,-yvol, zoffs6-z1+z2, 0, "ONLY",divpar,3); | |
3c084d9f | 857 | } |
b17c0c87 | 858 | } |
b17c0c87 | 859 | |
ba030c0e | 860 | if (fStations[3]) { |
3c084d9f | 861 | |
a9e2aefa | 862 | //******************************************************************** |
863 | // Station 4 ** | |
864 | //******************************************************************** | |
865 | // indices 1 and 2 for first and second chambers in the station | |
866 | // iChamber (first chamber) kept for other quanties than Z, | |
867 | // assumed to be the same in both chambers | |
868 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[6]; | |
869 | iChamber2 =(AliMUONChamber*) (*fChambers)[7]; | |
870 | zpos1=iChamber1->Z(); | |
871 | zpos2=iChamber2->Z(); | |
b13a15bc | 872 | dstation = TMath::Abs(zpos2 - zpos1); |
b64652f5 | 873 | // zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; // not used any more |
a9e2aefa | 874 | |
875 | // | |
876 | // Mother volume | |
877 | tpar[0] = iChamber->RInner()-dframep; | |
878 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
2724ae40 | 879 | tpar[2] = dstation/4; |
a9e2aefa | 880 | |
b74f1c6a | 881 | gMC->Gsvolu("S07M", "TUBE", idAir, tpar, 3); |
882 | gMC->Gsvolu("S08M", "TUBE", idAir, tpar, 3); | |
883 | gMC->Gspos("S07M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
884 | gMC->Gspos("S08M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
1e8fff9c | 885 | |
a9e2aefa | 886 | |
d7c4fbc4 | 887 | const Int_t knSlats4 = 6; // number of slats per quadrant |
888 | const Int_t knPCB4[knSlats4] = {4,4,5,5,4,3}; // n PCB per slat | |
889 | const Float_t kxpos4[knSlats4] = {38.5, 40., 0., 0., 0., 0.}; | |
890 | Float_t slatLength4[knSlats4]; | |
1e8fff9c | 891 | |
892 | // create and position the slat (mother) volumes | |
893 | ||
6c5ddcfa | 894 | char volNam7[5]; |
895 | char volNam8[5]; | |
1e8fff9c | 896 | Float_t xSlat4; |
f9f7c205 | 897 | Float_t ySlat4; |
1e8fff9c | 898 | |
d7c4fbc4 | 899 | for (i = 0; i<knSlats4; i++){ |
900 | slatLength4[i] = kpcbLength * knPCB4[i] + 2. * kdSlatLength; | |
901 | xSlat4 = slatLength4[i]/2. - kvFrameLength/2. + kxpos4[i]; | |
902 | if (i==1) slatLength4[i] -= 2. *kdSlatLength; // frame out in PCB with circular border | |
903 | ySlat4 = ksensHeight * i - kyOverlap *i; | |
a083207d | 904 | |
905 | spar[0] = slatLength4[i]/2.; | |
d7c4fbc4 | 906 | spar[1] = kslatHeight/2.; |
907 | spar[2] = kslatWidth/2.*1.01; | |
a083207d | 908 | Float_t dzCh4=spar[2]*1.01; |
909 | // zSlat to be checked (odd downstream or upstream?) | |
910 | Float_t zSlat = (i%2 ==0)? spar[2] : -spar[2]; | |
911 | sprintf(volNam7,"S07%d",i); | |
d7c4fbc4 | 912 | gMC->Gsvolu(volNam7,"BOX",kslatMaterial,spar,3); |
2d3423a6 | 913 | gMC->Gspos(volNam7, i*4+1,"S07M",-xSlat4, ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); |
914 | gMC->Gspos(volNam7, i*4+2,"S07M",+xSlat4, ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
a083207d | 915 | if (i>0) { |
2d3423a6 | 916 | gMC->Gspos(volNam7, i*4+3,"S07M",-xSlat4,-ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); |
917 | gMC->Gspos(volNam7, i*4+4,"S07M",+xSlat4,-ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
a083207d | 918 | } |
919 | sprintf(volNam8,"S08%d",i); | |
d7c4fbc4 | 920 | gMC->Gsvolu(volNam8,"BOX",kslatMaterial,spar,3); |
2d3423a6 | 921 | gMC->Gspos(volNam8, i*4+1,"S08M",-xSlat4, ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); |
922 | gMC->Gspos(volNam8, i*4+2,"S08M",+xSlat4, ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
a083207d | 923 | if (i>0) { |
2d3423a6 | 924 | gMC->Gspos(volNam8, i*4+3,"S08M",-xSlat4,-ySlat4, -zSlat-2.*dzCh4, 0, "ONLY"); |
925 | gMC->Gspos(volNam8, i*4+4,"S08M",+xSlat4,-ySlat4, -zSlat+2.*dzCh4, 0, "ONLY"); | |
a083207d | 926 | } |
a9e2aefa | 927 | } |
a083207d | 928 | |
3c084d9f | 929 | |
930 | // create the panel volume | |
1e8fff9c | 931 | |
d7c4fbc4 | 932 | gMC->Gsvolu("S07C","BOX",kpanelMaterial,panelpar,3); |
933 | gMC->Gsvolu("S08C","BOX",kpanelMaterial,panelpar,3); | |
a9e2aefa | 934 | |
3c084d9f | 935 | // create the rohacell volume |
936 | ||
d7c4fbc4 | 937 | gMC->Gsvolu("S07R","BOX",krohaMaterial,rohapar,3); |
938 | gMC->Gsvolu("S08R","BOX",krohaMaterial,rohapar,3); | |
1e8fff9c | 939 | |
1e8fff9c | 940 | // create the insulating material volume |
941 | ||
d7c4fbc4 | 942 | gMC->Gsvolu("S07I","BOX",kinsuMaterial,insupar,3); |
943 | gMC->Gsvolu("S08I","BOX",kinsuMaterial,insupar,3); | |
1e8fff9c | 944 | |
3c084d9f | 945 | // create the PCB volume |
1e8fff9c | 946 | |
d7c4fbc4 | 947 | gMC->Gsvolu("S07P","BOX",kpcbMaterial,pcbpar,3); |
948 | gMC->Gsvolu("S08P","BOX",kpcbMaterial,pcbpar,3); | |
1e8fff9c | 949 | |
3c084d9f | 950 | // create the sensitive volumes, |
951 | ||
d7c4fbc4 | 952 | gMC->Gsvolu("S07G","BOX",ksensMaterial,dum,0); |
953 | gMC->Gsvolu("S08G","BOX",ksensMaterial,dum,0); | |
1e8fff9c | 954 | |
955 | // create the vertical frame volume | |
956 | ||
d7c4fbc4 | 957 | gMC->Gsvolu("S07V","BOX",kvFrameMaterial,vFramepar,3); |
958 | gMC->Gsvolu("S08V","BOX",kvFrameMaterial,vFramepar,3); | |
1e8fff9c | 959 | |
960 | // create the horizontal frame volume | |
961 | ||
d7c4fbc4 | 962 | gMC->Gsvolu("S07H","BOX",khFrameMaterial,hFramepar,3); |
963 | gMC->Gsvolu("S08H","BOX",khFrameMaterial,hFramepar,3); | |
1e8fff9c | 964 | |
965 | // create the horizontal border volume | |
966 | ||
d7c4fbc4 | 967 | gMC->Gsvolu("S07B","BOX",kbFrameMaterial,bFramepar,3); |
968 | gMC->Gsvolu("S08B","BOX",kbFrameMaterial,bFramepar,3); | |
3c084d9f | 969 | |
970 | index=0; | |
d7c4fbc4 | 971 | for (i = 0; i<knSlats4; i++){ |
6c5ddcfa | 972 | sprintf(volNam7,"S07%d",i); |
973 | sprintf(volNam8,"S08%d",i); | |
d7c4fbc4 | 974 | Float_t xvFrame = (slatLength4[i] - kvFrameLength)/2.; |
3c084d9f | 975 | // position the vertical frames |
21a18f36 | 976 | if (i!=1 && i!=0) { |
a083207d | 977 | gMC->Gspos("S07V",2*i-1,volNam7, xvFrame, 0., 0. , 0, "ONLY"); |
978 | gMC->Gspos("S07V",2*i ,volNam7,-xvFrame, 0., 0. , 0, "ONLY"); | |
979 | gMC->Gspos("S08V",2*i-1,volNam8, xvFrame, 0., 0. , 0, "ONLY"); | |
980 | gMC->Gspos("S08V",2*i ,volNam8,-xvFrame, 0., 0. , 0, "ONLY"); | |
981 | } | |
3c084d9f | 982 | // position the panels and the insulating material |
d7c4fbc4 | 983 | for (j=0; j<knPCB4[i]; j++){ |
1e8fff9c | 984 | index++; |
d7c4fbc4 | 985 | Float_t xx = ksensLength * (-knPCB4[i]/2.+j+.5); |
3c084d9f | 986 | |
987 | Float_t zPanel = spar[2] - panelpar[2]; | |
988 | gMC->Gspos("S07C",2*index-1,volNam7, xx, 0., zPanel , 0, "ONLY"); | |
989 | gMC->Gspos("S07C",2*index ,volNam7, xx, 0.,-zPanel , 0, "ONLY"); | |
990 | gMC->Gspos("S08C",2*index-1,volNam8, xx, 0., zPanel , 0, "ONLY"); | |
991 | gMC->Gspos("S08C",2*index ,volNam8, xx, 0.,-zPanel , 0, "ONLY"); | |
992 | ||
993 | gMC->Gspos("S07I",index,volNam7, xx, 0., 0 , 0, "ONLY"); | |
994 | gMC->Gspos("S08I",index,volNam8, xx, 0., 0 , 0, "ONLY"); | |
1e8fff9c | 995 | } |
a9e2aefa | 996 | } |
1e8fff9c | 997 | |
3c084d9f | 998 | // position the rohacell volume inside the panel volume |
999 | gMC->Gspos("S07R",1,"S07C",0.,0.,0.,0,"ONLY"); | |
1000 | gMC->Gspos("S08R",1,"S08C",0.,0.,0.,0,"ONLY"); | |
1001 | ||
1002 | // position the PCB volume inside the insulating material volume | |
1003 | gMC->Gspos("S07P",1,"S07I",0.,0.,0.,0,"ONLY"); | |
1004 | gMC->Gspos("S08P",1,"S08I",0.,0.,0.,0,"ONLY"); | |
1005 | // position the horizontal frame volume inside the PCB volume | |
1006 | gMC->Gspos("S07H",1,"S07P",0.,0.,0.,0,"ONLY"); | |
1007 | gMC->Gspos("S08H",1,"S08P",0.,0.,0.,0,"ONLY"); | |
1008 | // position the sensitive volume inside the horizontal frame volume | |
1009 | gMC->Gsposp("S07G",1,"S07H",0.,0.,0.,0,"ONLY",senspar,3); | |
1010 | gMC->Gsposp("S08G",1,"S08H",0.,0.,0.,0,"ONLY",senspar,3); | |
3c084d9f | 1011 | // position the border volumes inside the PCB volume |
d7c4fbc4 | 1012 | Float_t yborder = ( kpcbHeight - kbFrameHeight ) / 2.; |
3c084d9f | 1013 | gMC->Gspos("S07B",1,"S07P",0., yborder,0.,0,"ONLY"); |
1014 | gMC->Gspos("S07B",2,"S07P",0.,-yborder,0.,0,"ONLY"); | |
1015 | gMC->Gspos("S08B",1,"S08P",0., yborder,0.,0,"ONLY"); | |
1016 | gMC->Gspos("S08B",2,"S08P",0.,-yborder,0.,0,"ONLY"); | |
1017 | ||
1e8fff9c | 1018 | // create the NULOC volume and position it in the horizontal frame |
3c084d9f | 1019 | |
d7c4fbc4 | 1020 | gMC->Gsvolu("S07N","BOX",knulocMaterial,nulocpar,3); |
1021 | gMC->Gsvolu("S08N","BOX",knulocMaterial,nulocpar,3); | |
3c084d9f | 1022 | index = 0; |
d7c4fbc4 | 1023 | for (xx = -xxmax; xx<=xxmax; xx+=2*knulocLength) { |
1e8fff9c | 1024 | index++; |
d7c4fbc4 | 1025 | gMC->Gspos("S07N",2*index-1,"S07B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); |
1026 | gMC->Gspos("S07N",2*index ,"S07B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1027 | gMC->Gspos("S08N",2*index-1,"S08B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
1028 | gMC->Gspos("S08N",2*index ,"S08B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1e8fff9c | 1029 | } |
a083207d | 1030 | |
1031 | // position the volumes approximating the circular section of the pipe | |
d7c4fbc4 | 1032 | Float_t yoffs = ksensHeight/2. - kyOverlap; |
a083207d | 1033 | Float_t epsilon = 0.001; |
1034 | Int_t ndiv=6; | |
1035 | Float_t divpar[3]; | |
d7c4fbc4 | 1036 | Double_t dydiv= ksensHeight/ndiv; |
21a18f36 | 1037 | Double_t ydiv = yoffs -dydiv; |
a083207d | 1038 | Int_t imax=0; |
a083207d | 1039 | imax = 1; |
1040 | Float_t rmin = 40.; | |
1041 | Float_t z1 = -spar[2], z2=2*spar[2]*1.01; | |
1042 | for (Int_t idiv=0;idiv<ndiv; idiv++){ | |
1043 | ydiv+= dydiv; | |
425ebd0a | 1044 | Float_t xdiv = 0.; |
a083207d | 1045 | if (ydiv<rmin) xdiv= rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ); |
d7c4fbc4 | 1046 | divpar[0] = (kpcbLength-xdiv)/2.; |
a083207d | 1047 | divpar[1] = dydiv/2. - epsilon; |
d7c4fbc4 | 1048 | divpar[2] = ksensWidth/2.; |
1049 | Float_t xvol=(kpcbLength+xdiv)/2.+1.999; | |
a083207d | 1050 | Float_t yvol=ydiv + dydiv/2.; |
2d3423a6 | 1051 | gMC->Gsposp("S07G",imax+4*idiv+1,"S07M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); |
1052 | gMC->Gsposp("S08G",imax+4*idiv+1,"S08M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1053 | gMC->Gsposp("S07G",imax+4*idiv+2,"S07M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1054 | gMC->Gsposp("S08G",imax+4*idiv+2,"S08M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1055 | gMC->Gsposp("S07G",imax+4*idiv+3,"S07M", xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1056 | gMC->Gsposp("S08G",imax+4*idiv+3,"S08M", xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1057 | gMC->Gsposp("S07G",imax+4*idiv+4,"S07M", xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1058 | gMC->Gsposp("S08G",imax+4*idiv+4,"S08M", xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
a083207d | 1059 | } |
1060 | ||
1061 | ||
1062 | ||
1063 | ||
1064 | ||
b17c0c87 | 1065 | } |
3c084d9f | 1066 | |
ba030c0e | 1067 | if (fStations[4]) { |
b17c0c87 | 1068 | |
1e8fff9c | 1069 | |
a9e2aefa | 1070 | //******************************************************************** |
1071 | // Station 5 ** | |
1072 | //******************************************************************** | |
1073 | // indices 1 and 2 for first and second chambers in the station | |
1074 | // iChamber (first chamber) kept for other quanties than Z, | |
1075 | // assumed to be the same in both chambers | |
1076 | iChamber1 = iChamber = (AliMUONChamber*) (*fChambers)[8]; | |
1077 | iChamber2 =(AliMUONChamber*) (*fChambers)[9]; | |
1078 | zpos1=iChamber1->Z(); | |
1079 | zpos2=iChamber2->Z(); | |
b13a15bc | 1080 | dstation = TMath::Abs(zpos2 - zpos1); |
b64652f5 | 1081 | // zfpos=-(iChamber->DGas()+dframez+iChamber->DAlu())/2; // not used any more |
3c084d9f | 1082 | |
a9e2aefa | 1083 | // |
1084 | // Mother volume | |
1085 | tpar[0] = iChamber->RInner()-dframep; | |
1086 | tpar[1] = (iChamber->ROuter()+dframep)/TMath::Cos(phi); | |
3c084d9f | 1087 | tpar[2] = dstation/5.; |
a9e2aefa | 1088 | |
b74f1c6a | 1089 | gMC->Gsvolu("S09M", "TUBE", idAir, tpar, 3); |
1090 | gMC->Gsvolu("S10M", "TUBE", idAir, tpar, 3); | |
1091 | gMC->Gspos("S09M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
1092 | gMC->Gspos("S10M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
a9e2aefa | 1093 | |
a9e2aefa | 1094 | |
d7c4fbc4 | 1095 | const Int_t knSlats5 = 7; // number of slats per quadrant |
1096 | const Int_t knPCB5[knSlats5] = {5,5,6,6,5,4,3}; // n PCB per slat | |
1097 | const Float_t kxpos5[knSlats5] = {38.5, 40., 0., 0., 0., 0., 0.}; | |
1098 | Float_t slatLength5[knSlats5]; | |
6c5ddcfa | 1099 | char volNam9[5]; |
1100 | char volNam10[5]; | |
f9f7c205 | 1101 | Float_t xSlat5; |
1102 | Float_t ySlat5; | |
1e8fff9c | 1103 | |
d7c4fbc4 | 1104 | for (i = 0; i<knSlats5; i++){ |
1105 | slatLength5[i] = kpcbLength * knPCB5[i] + 2. * kdSlatLength; | |
1106 | xSlat5 = slatLength5[i]/2. - kvFrameLength/2. +kxpos5[i]; | |
1107 | if (i==1 || i==0) slatLength5[i] -= 2. *kdSlatLength; // frame out in PCB with circular border | |
1108 | ySlat5 = ksensHeight * i - kyOverlap * i; | |
6c5ddcfa | 1109 | spar[0] = slatLength5[i]/2.; |
d7c4fbc4 | 1110 | spar[1] = kslatHeight/2.; |
1111 | spar[2] = kslatWidth/2. * 1.01; | |
3c084d9f | 1112 | Float_t dzCh5=spar[2]*1.01; |
1e8fff9c | 1113 | // zSlat to be checked (odd downstream or upstream?) |
3c084d9f | 1114 | Float_t zSlat = (i%2 ==0)? -spar[2] : spar[2]; |
6c5ddcfa | 1115 | sprintf(volNam9,"S09%d",i); |
d7c4fbc4 | 1116 | gMC->Gsvolu(volNam9,"BOX",kslatMaterial,spar,3); |
2d3423a6 | 1117 | gMC->Gspos(volNam9, i*4+1,"S09M",-xSlat5, ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); |
1118 | gMC->Gspos(volNam9, i*4+2,"S09M",+xSlat5, ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
f9f7c205 | 1119 | if (i>0) { |
2d3423a6 | 1120 | gMC->Gspos(volNam9, i*4+3,"S09M",-xSlat5,-ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); |
1121 | gMC->Gspos(volNam9, i*4+4,"S09M",+xSlat5,-ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
f9f7c205 | 1122 | } |
6c5ddcfa | 1123 | sprintf(volNam10,"S10%d",i); |
d7c4fbc4 | 1124 | gMC->Gsvolu(volNam10,"BOX",kslatMaterial,spar,3); |
2d3423a6 | 1125 | gMC->Gspos(volNam10, i*4+1,"S10M",-xSlat5, ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); |
1126 | gMC->Gspos(volNam10, i*4+2,"S10M",+xSlat5, ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
f9f7c205 | 1127 | if (i>0) { |
2d3423a6 | 1128 | gMC->Gspos(volNam10, i*4+3,"S10M",-xSlat5,-ySlat5, -zSlat-2.*dzCh5, 0, "ONLY"); |
1129 | gMC->Gspos(volNam10, i*4+4,"S10M",+xSlat5,-ySlat5, -zSlat+2.*dzCh5, 0, "ONLY"); | |
f9f7c205 | 1130 | } |
a9e2aefa | 1131 | } |
1132 | ||
1e8fff9c | 1133 | // create the panel volume |
3c084d9f | 1134 | |
d7c4fbc4 | 1135 | gMC->Gsvolu("S09C","BOX",kpanelMaterial,panelpar,3); |
1136 | gMC->Gsvolu("S10C","BOX",kpanelMaterial,panelpar,3); | |
3c084d9f | 1137 | |
1e8fff9c | 1138 | // create the rohacell volume |
3c084d9f | 1139 | |
d7c4fbc4 | 1140 | gMC->Gsvolu("S09R","BOX",krohaMaterial,rohapar,3); |
1141 | gMC->Gsvolu("S10R","BOX",krohaMaterial,rohapar,3); | |
3c084d9f | 1142 | |
1143 | // create the insulating material volume | |
1144 | ||
d7c4fbc4 | 1145 | gMC->Gsvolu("S09I","BOX",kinsuMaterial,insupar,3); |
1146 | gMC->Gsvolu("S10I","BOX",kinsuMaterial,insupar,3); | |
3c084d9f | 1147 | |
1148 | // create the PCB volume | |
1149 | ||
d7c4fbc4 | 1150 | gMC->Gsvolu("S09P","BOX",kpcbMaterial,pcbpar,3); |
1151 | gMC->Gsvolu("S10P","BOX",kpcbMaterial,pcbpar,3); | |
3c084d9f | 1152 | |
1153 | // create the sensitive volumes, | |
1154 | ||
d7c4fbc4 | 1155 | gMC->Gsvolu("S09G","BOX",ksensMaterial,dum,0); |
1156 | gMC->Gsvolu("S10G","BOX",ksensMaterial,dum,0); | |
3c084d9f | 1157 | |
1e8fff9c | 1158 | // create the vertical frame volume |
3c084d9f | 1159 | |
d7c4fbc4 | 1160 | gMC->Gsvolu("S09V","BOX",kvFrameMaterial,vFramepar,3); |
1161 | gMC->Gsvolu("S10V","BOX",kvFrameMaterial,vFramepar,3); | |
1e8fff9c | 1162 | |
1163 | // create the horizontal frame volume | |
3c084d9f | 1164 | |
d7c4fbc4 | 1165 | gMC->Gsvolu("S09H","BOX",khFrameMaterial,hFramepar,3); |
1166 | gMC->Gsvolu("S10H","BOX",khFrameMaterial,hFramepar,3); | |
1e8fff9c | 1167 | |
1168 | // create the horizontal border volume | |
1169 | ||
d7c4fbc4 | 1170 | gMC->Gsvolu("S09B","BOX",kbFrameMaterial,bFramepar,3); |
1171 | gMC->Gsvolu("S10B","BOX",kbFrameMaterial,bFramepar,3); | |
1e8fff9c | 1172 | |
3c084d9f | 1173 | index=0; |
d7c4fbc4 | 1174 | for (i = 0; i<knSlats5; i++){ |
6c5ddcfa | 1175 | sprintf(volNam9,"S09%d",i); |
1176 | sprintf(volNam10,"S10%d",i); | |
d7c4fbc4 | 1177 | Float_t xvFrame = (slatLength5[i] - kvFrameLength)/2.; |
3c084d9f | 1178 | // position the vertical frames |
21a18f36 | 1179 | if (i!=1 && i!=0) { |
a083207d | 1180 | gMC->Gspos("S09V",2*i-1,volNam9, xvFrame, 0., 0. , 0, "ONLY"); |
1181 | gMC->Gspos("S09V",2*i ,volNam9,-xvFrame, 0., 0. , 0, "ONLY"); | |
1182 | gMC->Gspos("S10V",2*i-1,volNam10, xvFrame, 0., 0. , 0, "ONLY"); | |
1183 | gMC->Gspos("S10V",2*i ,volNam10,-xvFrame, 0., 0. , 0, "ONLY"); | |
1184 | } | |
3c084d9f | 1185 | |
1186 | // position the panels and the insulating material | |
d7c4fbc4 | 1187 | for (j=0; j<knPCB5[i]; j++){ |
1e8fff9c | 1188 | index++; |
d7c4fbc4 | 1189 | Float_t xx = ksensLength * (-knPCB5[i]/2.+j+.5); |
3c084d9f | 1190 | |
1191 | Float_t zPanel = spar[2] - panelpar[2]; | |
1192 | gMC->Gspos("S09C",2*index-1,volNam9, xx, 0., zPanel , 0, "ONLY"); | |
1193 | gMC->Gspos("S09C",2*index ,volNam9, xx, 0.,-zPanel , 0, "ONLY"); | |
1194 | gMC->Gspos("S10C",2*index-1,volNam10, xx, 0., zPanel , 0, "ONLY"); | |
1195 | gMC->Gspos("S10C",2*index ,volNam10, xx, 0.,-zPanel , 0, "ONLY"); | |
1196 | ||
1197 | gMC->Gspos("S09I",index,volNam9, xx, 0., 0 , 0, "ONLY"); | |
1198 | gMC->Gspos("S10I",index,volNam10, xx, 0., 0 , 0, "ONLY"); | |
1e8fff9c | 1199 | } |
1200 | } | |
1201 | ||
3c084d9f | 1202 | // position the rohacell volume inside the panel volume |
1203 | gMC->Gspos("S09R",1,"S09C",0.,0.,0.,0,"ONLY"); | |
1204 | gMC->Gspos("S10R",1,"S10C",0.,0.,0.,0,"ONLY"); | |
1205 | ||
1206 | // position the PCB volume inside the insulating material volume | |
1207 | gMC->Gspos("S09P",1,"S09I",0.,0.,0.,0,"ONLY"); | |
1208 | gMC->Gspos("S10P",1,"S10I",0.,0.,0.,0,"ONLY"); | |
1209 | // position the horizontal frame volume inside the PCB volume | |
1210 | gMC->Gspos("S09H",1,"S09P",0.,0.,0.,0,"ONLY"); | |
1211 | gMC->Gspos("S10H",1,"S10P",0.,0.,0.,0,"ONLY"); | |
1212 | // position the sensitive volume inside the horizontal frame volume | |
1213 | gMC->Gsposp("S09G",1,"S09H",0.,0.,0.,0,"ONLY",senspar,3); | |
1214 | gMC->Gsposp("S10G",1,"S10H",0.,0.,0.,0,"ONLY",senspar,3); | |
3c084d9f | 1215 | // position the border volumes inside the PCB volume |
d7c4fbc4 | 1216 | Float_t yborder = ( kpcbHeight - kbFrameHeight ) / 2.; |
3c084d9f | 1217 | gMC->Gspos("S09B",1,"S09P",0., yborder,0.,0,"ONLY"); |
1218 | gMC->Gspos("S09B",2,"S09P",0.,-yborder,0.,0,"ONLY"); | |
1219 | gMC->Gspos("S10B",1,"S10P",0., yborder,0.,0,"ONLY"); | |
1220 | gMC->Gspos("S10B",2,"S10P",0.,-yborder,0.,0,"ONLY"); | |
1221 | ||
1e8fff9c | 1222 | // create the NULOC volume and position it in the horizontal frame |
3c084d9f | 1223 | |
d7c4fbc4 | 1224 | gMC->Gsvolu("S09N","BOX",knulocMaterial,nulocpar,3); |
1225 | gMC->Gsvolu("S10N","BOX",knulocMaterial,nulocpar,3); | |
3c084d9f | 1226 | index = 0; |
d7c4fbc4 | 1227 | for (xx = -xxmax; xx<=xxmax; xx+=2*knulocLength) { |
1e8fff9c | 1228 | index++; |
d7c4fbc4 | 1229 | gMC->Gspos("S09N",2*index-1,"S09B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); |
1230 | gMC->Gspos("S09N",2*index ,"S09B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
1231 | gMC->Gspos("S10N",2*index-1,"S10B", xx, 0.,-kbFrameWidth/4., 0, "ONLY"); | |
1232 | gMC->Gspos("S10N",2*index ,"S10B", xx, 0., kbFrameWidth/4., 0, "ONLY"); | |
a9e2aefa | 1233 | } |
a083207d | 1234 | // position the volumes approximating the circular section of the pipe |
d7c4fbc4 | 1235 | Float_t yoffs = ksensHeight/2. - kyOverlap; |
a083207d | 1236 | Float_t epsilon = 0.001; |
1237 | Int_t ndiv=6; | |
1238 | Float_t divpar[3]; | |
d7c4fbc4 | 1239 | Double_t dydiv= ksensHeight/ndiv; |
21a18f36 | 1240 | Double_t ydiv = yoffs -dydiv; |
a083207d | 1241 | Int_t imax=0; |
d7c4fbc4 | 1242 | // for (Int_t islat=0; islat<knSlats3; islat++) imax += knPCB3[islat]; |
a083207d | 1243 | imax = 1; |
1244 | Float_t rmin = 40.; | |
1245 | Float_t z1 = spar[2], z2=2*spar[2]*1.01; | |
1246 | for (Int_t idiv=0;idiv<ndiv; idiv++){ | |
1247 | ydiv+= dydiv; | |
425ebd0a | 1248 | Float_t xdiv = 0.; |
a083207d | 1249 | if (ydiv<rmin) xdiv= rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ); |
d7c4fbc4 | 1250 | divpar[0] = (kpcbLength-xdiv)/2.; |
a083207d | 1251 | divpar[1] = dydiv/2. - epsilon; |
d7c4fbc4 | 1252 | divpar[2] = ksensWidth/2.; |
1253 | Float_t xvol=(kpcbLength+xdiv)/2. + 1.999; | |
a083207d | 1254 | Float_t yvol=ydiv + dydiv/2.; |
2d3423a6 | 1255 | gMC->Gsposp("S09G",imax+4*idiv+1,"S09M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); |
1256 | gMC->Gsposp("S10G",imax+4*idiv+1,"S10M", -xvol, yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1257 | gMC->Gsposp("S09G",imax+4*idiv+2,"S09M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1258 | gMC->Gsposp("S10G",imax+4*idiv+2,"S10M", -xvol,-yvol, -z1-z2, 0, "ONLY",divpar,3); | |
1259 | gMC->Gsposp("S09G",imax+4*idiv+3,"S09M", +xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1260 | gMC->Gsposp("S10G",imax+4*idiv+3,"S10M", +xvol, yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1261 | gMC->Gsposp("S09G",imax+4*idiv+4,"S09M", +xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
1262 | gMC->Gsposp("S10G",imax+4*idiv+4,"S10M", +xvol,-yvol, -z1+z2, 0, "ONLY",divpar,3); | |
a083207d | 1263 | } |
1264 | ||
b17c0c87 | 1265 | } |
1266 | ||
7e33ffcb | 1267 | //******************************************************************** |
1268 | // Trigger ** | |
1269 | //******************************************************************** | |
7e33ffcb | 1270 | /* |
1271 | zpos1 and zpos2 are the middle of the first and second | |
1272 | planes of station 1 (+1m for second station): | |
1273 | zpos1=(zpos1m+zpos1p)/2=(15999+16071)/2=16035 mm, thick/2=40 mm | |
1274 | zpos2=(zpos2m+zpos2p)/2=(16169+16241)/2=16205 mm, thick/2=40 mm | |
1275 | zposxm and zposxp= middles of gaz gaps within a detection plane | |
1276 | rem: the total thickness accounts for 1 mm of al on both | |
1277 | side of the RPCs (see zpos1 and zpos2) | |
1278 | */ | |
1279 | ||
1280 | // vertical gap between right and left chambers (kDXZERO*2=4cm) | |
1281 | const Float_t kDXZERO=2.; | |
1282 | // main distances for chamber definition in first plane/first station | |
1283 | const Float_t kXMIN=34.; | |
1284 | const Float_t kXMED=51.; | |
1285 | const Float_t kXMAX=272.; | |
1286 | // kXMAX will become 255. in real life. segmentation to be updated accordingly | |
1287 | // (see fig.2-4 & 2-5 of Local Trigger Board PRR) | |
1288 | const Float_t kYMIN=34.; | |
1289 | const Float_t kYMAX=51.; | |
1290 | // inner/outer radius of flange between beam shield. and chambers (1/station) | |
1291 | const Float_t kRMIN[2]={50.,50.}; | |
1292 | const Float_t kRMAX[2]={64.,68.}; | |
1293 | // z position of the middle of the gas gap in mother vol | |
1294 | const Float_t kZm=-3.6; | |
1295 | const Float_t kZp=+3.6; | |
a9e2aefa | 1296 | |
7e33ffcb | 1297 | iChamber1 = (AliMUONChamber*) (*fChambers)[10]; |
1298 | zpos1 = iChamber1->Z(); | |
a9e2aefa | 1299 | |
7e33ffcb | 1300 | // ratio of zpos1m/zpos1p and inverse for first plane |
2d3423a6 | 1301 | Float_t zmp=(zpos1+3.6)/(zpos1-3.6); |
7e33ffcb | 1302 | Float_t zpm=1./zmp; |
a9e2aefa | 1303 | |
7e33ffcb | 1304 | Int_t icount=0; // chamber counter (0 1 2 3) |
1305 | ||
1306 | for (Int_t istation=0; istation<2; istation++) { // loop on stations | |
1307 | for (Int_t iplane=0; iplane<2; iplane++) { // loop on detection planes | |
1308 | ||
1309 | Int_t iVolNum=1; // counter Volume Number | |
1310 | icount = Int_t(iplane*TMath::Power(2,0))+ | |
1311 | Int_t(istation*TMath::Power(2,1)); | |
1312 | ||
1313 | char volPlane[5]; | |
1314 | sprintf(volPlane,"SM%d%d",istation+1,iplane+1); | |
1315 | ||
1316 | iChamber = (AliMUONChamber*) (*fChambers)[10+icount]; | |
1317 | Float_t zpos = iChamber->Z(); | |
1318 | ||
1319 | // mother volume | |
1320 | tpar[0] = iChamber->RInner(); | |
1321 | tpar[1] = iChamber->ROuter(); | |
1322 | tpar[2] = 4.0; | |
1323 | gMC->Gsvolu(volPlane,"TUBE",idAir,tpar,3); | |
1324 | ||
1325 | // Flange between beam shielding and RPC | |
1326 | tpar[0]= kRMIN[istation]; | |
1327 | tpar[1]= kRMAX[istation]; | |
1328 | tpar[2]= 4.0; | |
1329 | ||
1330 | char volFlange[5]; | |
1331 | sprintf(volFlange,"SF%dA",icount+1); | |
1332 | gMC->Gsvolu(volFlange,"TUBE",idAlu1,tpar,3); //Al | |
1333 | gMC->Gspos(volFlange,1,volPlane,0.,0.,0.,0,"MANY"); | |
1334 | ||
1335 | // scaling factor | |
1336 | Float_t zRatio = zpos / zpos1; | |
1337 | ||
1338 | // chamber prototype | |
1339 | tpar[0]= 0.; | |
1340 | tpar[1]= 0.; | |
1341 | tpar[2]= 0.; | |
1342 | ||
1343 | char volAlu[5]; // Alu | |
1344 | char volBak[5]; // Bakelite | |
1345 | char volGaz[5]; // Gas streamer | |
1346 | ||
1347 | sprintf(volAlu,"SC%dA",icount+1); | |
1348 | sprintf(volBak,"SB%dA",icount+1); | |
1349 | sprintf(volGaz,"SG%dA",icount+1); | |
1350 | ||
1351 | gMC->Gsvolu(volAlu,"BOX",idAlu1,tpar,0); // Al | |
1352 | gMC->Gsvolu(volBak,"BOX",idtmed[1107],tpar,0); // Bakelite | |
1353 | gMC->Gsvolu(volGaz,"BOX",idtmed[1106],tpar,0); // Gas streamer | |
1354 | ||
a9e2aefa | 1355 | // chamber type A |
7e33ffcb | 1356 | tpar[0] = -1.; |
1357 | tpar[1] = -1.; | |
1358 | ||
1359 | Float_t xA=(kDXZERO+kXMED+(kXMAX-kXMED)/2.)*zRatio; | |
1360 | Float_t yAm=0.; | |
1361 | Float_t yAp=0.; | |
1362 | ||
1363 | tpar[2] = 0.1; | |
1364 | gMC->Gsposp(volGaz,1,volBak,0.,0.,0.,0,"ONLY",tpar,3); | |
1365 | tpar[2] = 0.3; | |
1366 | gMC->Gsposp(volBak,1,volAlu,0.,0.,0.,0,"ONLY",tpar,3); | |
1367 | ||
1368 | tpar[2] = 0.4; | |
1369 | tpar[0] = ((kXMAX-kXMED)/2.)*zRatio; | |
1370 | tpar[1] = kYMIN*zRatio; | |
1371 | ||
2d3423a6 | 1372 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xA,yAm,-kZm,0,"ONLY",tpar,3); |
1373 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xA,yAp,-kZp,0,"ONLY",tpar,3); | |
7e33ffcb | 1374 | gMC->Gsbool(volAlu,volFlange); |
1375 | ||
1376 | // chamber type B | |
1377 | Float_t tpar1save=tpar[1]; | |
1378 | Float_t y1msave=yAm; | |
1379 | Float_t y1psave=yAp; | |
1380 | ||
1381 | tpar[0] = ((kXMAX-kXMIN)/2.) * zRatio; | |
1382 | tpar[1] = ((kYMAX-kYMIN)/2.) * zRatio; | |
1383 | ||
1384 | Float_t xB=(kDXZERO+kXMIN)*zRatio+tpar[0]; | |
1385 | Float_t yBp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1386 | Float_t yBm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1387 | ||
2d3423a6 | 1388 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xB, yBp,-kZp,0,"ONLY",tpar,3); |
1389 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xB, yBm,-kZm,0,"ONLY",tpar,3); | |
1390 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xB,-yBp,-kZp,0,"ONLY",tpar,3); | |
1391 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xB,-yBm,-kZm,0,"ONLY",tpar,3); | |
7e33ffcb | 1392 | |
1393 | // chamber type C (note : same Z than type B) | |
1394 | tpar1save=tpar[1]; | |
1395 | y1msave=yBm; | |
1396 | y1psave=yBp; | |
1397 | ||
1398 | tpar[0] = (kXMAX/2)*zRatio; | |
1399 | tpar[1] = (kYMAX/2)*zRatio; | |
1400 | ||
1401 | Float_t xC=kDXZERO*zRatio+tpar[0]; | |
1402 | Float_t yCp=(y1psave+tpar1save)*1.+tpar[1]; | |
1403 | Float_t yCm=(y1msave+tpar1save)*1.+tpar[1]; | |
1404 | ||
2d3423a6 | 1405 | gMC->Gsposp(volAlu,iVolNum++,volPlane,-xC, yCp,-kZp,0,"ONLY",tpar,3); |
1406 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xC, yCm,-kZm,0,"ONLY",tpar,3); | |
1407 | gMC->Gsposp(volAlu,iVolNum++,volPlane,-xC,-yCp,-kZp,0,"ONLY",tpar,3); | |
1408 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xC,-yCm,-kZm,0,"ONLY",tpar,3); | |
7e33ffcb | 1409 | |
1410 | // chamber type D, E and F (same size) | |
1411 | tpar1save=tpar[1]; | |
1412 | y1msave=yCm; | |
1413 | y1psave=yCp; | |
1414 | ||
1415 | tpar[0] = (kXMAX/2.)*zRatio; | |
1416 | tpar[1] = kYMIN*zRatio; | |
1417 | ||
1418 | Float_t xD=kDXZERO*zRatio+tpar[0]; | |
1419 | Float_t yDp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1420 | Float_t yDm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1421 | ||
2d3423a6 | 1422 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD, yDm,-kZm,0,"ONLY",tpar,3); |
1423 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD, yDp,-kZp,0,"ONLY",tpar,3); | |
1424 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD,-yDm,-kZm,0,"ONLY",tpar,3); | |
1425 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD,-yDp,-kZp,0,"ONLY",tpar,3); | |
7e33ffcb | 1426 | |
1427 | tpar1save=tpar[1]; | |
1428 | y1msave=yDm; | |
1429 | y1psave=yDp; | |
1430 | Float_t yEp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1431 | Float_t yEm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1432 | ||
2d3423a6 | 1433 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD, yEp,-kZp,0,"ONLY",tpar,3); |
1434 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD, yEm,-kZm,0,"ONLY",tpar,3); | |
1435 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD,-yEp,-kZp,0,"ONLY",tpar,3); | |
1436 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD,-yEm,-kZm,0,"ONLY",tpar,3); | |
7e33ffcb | 1437 | |
1438 | tpar1save=tpar[1]; | |
1439 | y1msave=yEm; | |
1440 | y1psave=yEp; | |
1441 | Float_t yFp=(y1msave+tpar1save)*zpm+tpar[1]; | |
1442 | Float_t yFm=(y1psave+tpar1save)*zmp+tpar[1]; | |
1443 | ||
2d3423a6 | 1444 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD, yFm,-kZm,0,"ONLY",tpar,3); |
1445 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD, yFp,-kZp,0,"ONLY",tpar,3); | |
1446 | gMC->Gsposp(volAlu,iVolNum++,volPlane, -xD,-yFm,-kZm,0,"ONLY",tpar,3); | |
1447 | gMC->Gsposp(volAlu,iVolNum++,volPlane, xD,-yFp,-kZp,0,"ONLY",tpar,3); | |
a9e2aefa | 1448 | |
7e33ffcb | 1449 | // Positioning plane in ALICE |
1450 | gMC->Gspos(volPlane,1,"ALIC",0.,0.,zpos,0,"ONLY"); | |
1451 | ||
1452 | } // end loop on detection planes | |
1453 | } // end loop on stations | |
a9e2aefa | 1454 | |
1455 | } | |
1456 | ||
a9e2aefa | 1457 | |
1458 | //___________________________________________ | |
1459 | void AliMUONv1::CreateMaterials() | |
1460 | { | |
1461 | // *** DEFINITION OF AVAILABLE MUON MATERIALS *** | |
1462 | // | |
b64652f5 | 1463 | // Ar-CO2 gas (80%+20%) |
a9e2aefa | 1464 | Float_t ag1[3] = { 39.95,12.01,16. }; |
1465 | Float_t zg1[3] = { 18.,6.,8. }; | |
1466 | Float_t wg1[3] = { .8,.0667,.13333 }; | |
1467 | Float_t dg1 = .001821; | |
1468 | // | |
1469 | // Ar-buthane-freon gas -- trigger chambers | |
1470 | Float_t atr1[4] = { 39.95,12.01,1.01,19. }; | |
1471 | Float_t ztr1[4] = { 18.,6.,1.,9. }; | |
1472 | Float_t wtr1[4] = { .56,.1262857,.2857143,.028 }; | |
1473 | Float_t dtr1 = .002599; | |
1474 | // | |
1475 | // Ar-CO2 gas | |
1476 | Float_t agas[3] = { 39.95,12.01,16. }; | |
1477 | Float_t zgas[3] = { 18.,6.,8. }; | |
1478 | Float_t wgas[3] = { .74,.086684,.173316 }; | |
1479 | Float_t dgas = .0018327; | |
1480 | // | |
1481 | // Ar-Isobutane gas (80%+20%) -- tracking | |
1482 | Float_t ag[3] = { 39.95,12.01,1.01 }; | |
1483 | Float_t zg[3] = { 18.,6.,1. }; | |
1484 | Float_t wg[3] = { .8,.057,.143 }; | |
1485 | Float_t dg = .0019596; | |
1486 | // | |
1487 | // Ar-Isobutane-Forane-SF6 gas (49%+7%+40%+4%) -- trigger | |
1488 | Float_t atrig[5] = { 39.95,12.01,1.01,19.,32.066 }; | |
1489 | Float_t ztrig[5] = { 18.,6.,1.,9.,16. }; | |
1490 | Float_t wtrig[5] = { .49,1.08,1.5,1.84,0.04 }; | |
1491 | Float_t dtrig = .0031463; | |
1492 | // | |
1493 | // bakelite | |
1494 | ||
1495 | Float_t abak[3] = {12.01 , 1.01 , 16.}; | |
1496 | Float_t zbak[3] = {6. , 1. , 8.}; | |
1497 | Float_t wbak[3] = {6. , 6. , 1.}; | |
1498 | Float_t dbak = 1.4; | |
1499 | ||
1500 | Float_t epsil, stmin, deemax, tmaxfd, stemax; | |
1501 | ||
1502 | Int_t iSXFLD = gAlice->Field()->Integ(); | |
1503 | Float_t sXMGMX = gAlice->Field()->Max(); | |
1504 | // | |
1505 | // --- Define the various materials for GEANT --- | |
1506 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
1507 | AliMaterial(10, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
1508 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
1509 | AliMixture(19, "Bakelite$", abak, zbak, dbak, -3, wbak); | |
1510 | AliMixture(20, "ArC4H10 GAS$", ag, zg, dg, 3, wg); | |
1511 | AliMixture(21, "TRIG GAS$", atrig, ztrig, dtrig, -5, wtrig); | |
1512 | AliMixture(22, "ArCO2 80%$", ag1, zg1, dg1, 3, wg1); | |
1513 | AliMixture(23, "Ar-freon $", atr1, ztr1, dtr1, 4, wtr1); | |
1514 | AliMixture(24, "ArCO2 GAS$", agas, zgas, dgas, 3, wgas); | |
1e8fff9c | 1515 | // materials for slat: |
1516 | // Sensitive area: gas (already defined) | |
1517 | // PCB: copper | |
1518 | // insulating material and frame: vetronite | |
1519 | // walls: carbon, rohacell, carbon | |
1520 | Float_t aglass[5]={12.01, 28.09, 16., 10.8, 23.}; | |
1521 | Float_t zglass[5]={ 6., 14., 8., 5., 11.}; | |
1522 | Float_t wglass[5]={ 0.5, 0.105, 0.355, 0.03, 0.01}; | |
1523 | Float_t dglass=1.74; | |
1524 | ||
1525 | // rohacell: C9 H13 N1 O2 | |
1526 | Float_t arohac[4] = {12.01, 1.01, 14.010, 16.}; | |
1527 | Float_t zrohac[4] = { 6., 1., 7., 8.}; | |
1528 | Float_t wrohac[4] = { 9., 13., 1., 2.}; | |
1529 | Float_t drohac = 0.03; | |
1530 | ||
1531 | AliMaterial(31, "COPPER$", 63.54, 29., 8.96, 1.4, 0.); | |
1532 | AliMixture(32, "Vetronite$",aglass, zglass, dglass, 5, wglass); | |
1533 | AliMaterial(33, "Carbon$", 12.01, 6., 2.265, 18.8, 49.9); | |
1534 | AliMixture(34, "Rohacell$", arohac, zrohac, drohac, -4, wrohac); | |
1535 | ||
a9e2aefa | 1536 | |
1537 | epsil = .001; // Tracking precision, | |
1538 | stemax = -1.; // Maximum displacement for multiple scat | |
1539 | tmaxfd = -20.; // Maximum angle due to field deflection | |
1540 | deemax = -.3; // Maximum fractional energy loss, DLS | |
1541 | stmin = -.8; | |
1542 | // | |
1543 | // Air | |
1544 | AliMedium(1, "AIR_CH_US ", 15, 1, iSXFLD, sXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
1545 | // | |
1546 | // Aluminum | |
1547 | ||
1548 | AliMedium(4, "ALU_CH_US ", 9, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu, | |
1549 | fMaxDestepAlu, epsil, stmin); | |
1550 | AliMedium(5, "ALU_CH_US ", 10, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu, | |
1551 | fMaxDestepAlu, epsil, stmin); | |
1552 | // | |
1553 | // Ar-isoC4H10 gas | |
1554 | ||
1555 | AliMedium(6, "AR_CH_US ", 20, 1, iSXFLD, sXMGMX, tmaxfd, fMaxStepGas, | |
1556 | fMaxDestepGas, epsil, stmin); | |
1557 | // | |
1558 | // Ar-Isobuthane-Forane-SF6 gas | |
1559 | ||
1560 | AliMedium(7, "GAS_CH_TRIGGER ", 21, 1, iSXFLD, sXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
1561 | ||
1562 | AliMedium(8, "BAKE_CH_TRIGGER ", 19, 0, iSXFLD, sXMGMX, tmaxfd, fMaxStepAlu, | |
1563 | fMaxDestepAlu, epsil, stmin); | |
1564 | ||
1565 | AliMedium(9, "ARG_CO2 ", 22, 1, iSXFLD, sXMGMX, tmaxfd, fMaxStepGas, | |
1566 | fMaxDestepAlu, epsil, stmin); | |
1e8fff9c | 1567 | // tracking media for slats: check the parameters!! |
1568 | AliMedium(11, "PCB_COPPER ", 31, 0, iSXFLD, sXMGMX, tmaxfd, | |
1569 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
1570 | AliMedium(12, "VETRONITE ", 32, 0, iSXFLD, sXMGMX, tmaxfd, | |
1571 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
1572 | AliMedium(13, "CARBON ", 33, 0, iSXFLD, sXMGMX, tmaxfd, | |
1573 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
1574 | AliMedium(14, "Rohacell ", 34, 0, iSXFLD, sXMGMX, tmaxfd, | |
1575 | fMaxStepAlu, fMaxDestepAlu, epsil, stmin); | |
a9e2aefa | 1576 | } |
1577 | ||
1578 | //___________________________________________ | |
1579 | ||
1580 | void AliMUONv1::Init() | |
1581 | { | |
1582 | // | |
1583 | // Initialize Tracking Chambers | |
1584 | // | |
1585 | ||
9e1a0ddb | 1586 | if(fDebug) printf("\n%s: Start Init for version 1 - CPC chamber type\n\n",ClassName()); |
e17592e9 | 1587 | Int_t i; |
f665c1ea | 1588 | for (i=0; i<AliMUONConstants::NCh(); i++) { |
a9e2aefa | 1589 | ( (AliMUONChamber*) (*fChambers)[i])->Init(); |
1590 | } | |
1591 | ||
1592 | // | |
1593 | // Set the chamber (sensitive region) GEANT identifier | |
b74f1c6a | 1594 | ((AliMUONChamber*)(*fChambers)[0])->SetGid(gMC->VolId("S01G")); |
1595 | ((AliMUONChamber*)(*fChambers)[1])->SetGid(gMC->VolId("S02G")); | |
b17c0c87 | 1596 | |
b74f1c6a | 1597 | ((AliMUONChamber*)(*fChambers)[2])->SetGid(gMC->VolId("S03G")); |
1598 | ((AliMUONChamber*)(*fChambers)[3])->SetGid(gMC->VolId("S04G")); | |
b17c0c87 | 1599 | |
1e8fff9c | 1600 | ((AliMUONChamber*)(*fChambers)[4])->SetGid(gMC->VolId("S05G")); |
1601 | ((AliMUONChamber*)(*fChambers)[5])->SetGid(gMC->VolId("S06G")); | |
b17c0c87 | 1602 | |
1e8fff9c | 1603 | ((AliMUONChamber*)(*fChambers)[6])->SetGid(gMC->VolId("S07G")); |
1604 | ((AliMUONChamber*)(*fChambers)[7])->SetGid(gMC->VolId("S08G")); | |
b17c0c87 | 1605 | |
1e8fff9c | 1606 | ((AliMUONChamber*)(*fChambers)[8])->SetGid(gMC->VolId("S09G")); |
1607 | ((AliMUONChamber*)(*fChambers)[9])->SetGid(gMC->VolId("S10G")); | |
b17c0c87 | 1608 | |
b74f1c6a | 1609 | ((AliMUONChamber*)(*fChambers)[10])->SetGid(gMC->VolId("SG1A")); |
1610 | ((AliMUONChamber*)(*fChambers)[11])->SetGid(gMC->VolId("SG2A")); | |
1611 | ((AliMUONChamber*)(*fChambers)[12])->SetGid(gMC->VolId("SG3A")); | |
1612 | ((AliMUONChamber*)(*fChambers)[13])->SetGid(gMC->VolId("SG4A")); | |
a9e2aefa | 1613 | |
9e1a0ddb | 1614 | if(fDebug) printf("\n%s: Finished Init for version 1 - CPC chamber type\n",ClassName()); |
a9e2aefa | 1615 | |
1616 | //cp | |
9e1a0ddb | 1617 | if(fDebug) printf("\n%s: Start Init for Trigger Circuits\n",ClassName()); |
f665c1ea | 1618 | for (i=0; i<AliMUONConstants::NTriggerCircuit(); i++) { |
a9e2aefa | 1619 | ( (AliMUONTriggerCircuit*) (*fTriggerCircuits)[i])->Init(i); |
1620 | } | |
9e1a0ddb | 1621 | if(fDebug) printf("%s: Finished Init for Trigger Circuits\n",ClassName()); |
a9e2aefa | 1622 | //cp |
1623 | ||
1624 | } | |
1391e633 | 1625 | |
1626 | //_______________________________________________________________________________ | |
1627 | Int_t AliMUONv1::GetChamberId(Int_t volId) const | |
1628 | { | |
1629 | // Check if the volume with specified volId is a sensitive volume (gas) | |
1630 | // of some chamber and returns the chamber number; | |
1631 | // if not sensitive volume - return 0. | |
1632 | // --- | |
1633 | ||
1634 | for (Int_t i = 1; i <= AliMUONConstants::NCh(); i++) | |
1635 | if (volId==((AliMUONChamber*)(*fChambers)[i-1])->GetGid()) return i; | |
1636 | ||
1637 | return 0; | |
1638 | } | |
1639 | //_______________________________________________________________________________ | |
c33d9661 | 1640 | void AliMUONv1::StepManager() |
1641 | { | |
d7c4fbc4 | 1642 | // Stepmanager for the chambers |
1643 | ||
1391e633 | 1644 | if (fStepManagerVersionOld) { |
c33d9661 | 1645 | StepManagerOld(); |
1646 | return; | |
1647 | } | |
c33d9661 | 1648 | |
1649 | // Only charged tracks | |
1650 | if( !(gMC->TrackCharge()) ) return; | |
1391e633 | 1651 | // Only charged tracks |
1652 | ||
c33d9661 | 1653 | // Only gas gap inside chamber |
1654 | // Tag chambers and record hits when track enters | |
1391e633 | 1655 | Int_t idvol=-1; |
1656 | Int_t iChamber=0; | |
1657 | Int_t id=0; | |
1658 | Int_t copy; | |
1659 | const Float_t kBig = 1.e10; | |
1660 | ||
c33d9661 | 1661 | id=gMC->CurrentVolID(copy); |
1391e633 | 1662 | // printf("id == %d \n",id); |
c33d9661 | 1663 | for (Int_t i = 1; i <= AliMUONConstants::NCh(); i++) { |
1664 | if(id==((AliMUONChamber*)(*fChambers)[i-1])->GetGid()) { | |
1665 | iChamber = i; | |
1666 | idvol = i-1; | |
1667 | } | |
1668 | } | |
1391e633 | 1669 | if (idvol == -1) { |
1670 | return; | |
c33d9661 | 1671 | } |
abaf7c9d | 1672 | |
1391e633 | 1673 | if( gMC->IsTrackEntering() ) { |
1674 | Float_t theta = fTrackMomentum.Theta(); | |
4ac9d21e | 1675 | if ((TMath::Pi()-theta)*kRaddeg>=15.) gMC->SetMaxStep(fStepMaxInActiveGas); // We use Pi-theta because z is negative |
1676 | } | |
abaf7c9d | 1677 | |
1391e633 | 1678 | // if (GetDebug()) { |
1679 | // Float_t z = ( (AliMUONChamber*)(*fChambers)[idvol])->Z() ; | |
1680 | // Info("StepManager Step","Active volume found %d chamber %d Z chamber is %f ",idvol,iChamber, z); | |
1681 | // } | |
1682 | // Particule id and mass, | |
1683 | Int_t ipart = gMC->TrackPid(); | |
1684 | Float_t mass = gMC->TrackMass(); | |
1685 | ||
1686 | fDestepSum[idvol]+=gMC->Edep(); | |
1687 | // Get current particle id (ipart), track position (pos) and momentum (mom) | |
1688 | if ( fStepSum[idvol]==0.0 ) gMC->TrackMomentum(fTrackMomentum); | |
1689 | fStepSum[idvol]+=gMC->TrackStep(); | |
abaf7c9d | 1690 | |
1391e633 | 1691 | // if (GetDebug()) { |
1692 | // Info("StepManager Step","iChamber %d, Particle %d, theta %f phi %f mass %f StepSum %f eloss %g", | |
1693 | // iChamber,ipart, fTrackMomentum.Theta()*kRaddeg, fTrackMomentum.Phi()*kRaddeg, mass, fStepSum[idvol], gMC->Edep()); | |
1694 | // Info("StepManager Step","Track Momentum %f %f %f", fTrackMomentum.X(), fTrackMomentum.Y(), fTrackMomentum.Z()) ; | |
1695 | // gMC->TrackPosition(fTrackPosition); | |
1696 | // Info("StepManager Step","Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()) ; | |
d08aff2d | 1697 | // } |
1391e633 | 1698 | |
1699 | // Track left chamber or StepSum larger than fStepMaxInActiveGas | |
1700 | if ( gMC->IsTrackExiting() || | |
1701 | gMC->IsTrackStop() || | |
1702 | gMC->IsTrackDisappeared()|| | |
1703 | (fStepSum[idvol]>fStepMaxInActiveGas) ) { | |
1704 | ||
1705 | if ( gMC->IsTrackExiting() || | |
1706 | gMC->IsTrackStop() || | |
1707 | gMC->IsTrackDisappeared() ) gMC->SetMaxStep(kBig); | |
1708 | ||
1709 | gMC->TrackPosition(fTrackPosition); | |
1710 | Float_t theta = fTrackMomentum.Theta(); | |
1711 | Float_t phi = fTrackMomentum.Phi(); | |
1712 | ||
d7c4fbc4 | 1713 | TLorentzVector backToWire( fStepSum[idvol]/2.*sin(theta)*cos(phi), |
1391e633 | 1714 | fStepSum[idvol]/2.*sin(theta)*sin(phi), |
1715 | fStepSum[idvol]/2.*cos(theta),0.0 ); | |
1716 | // if (GetDebug()) | |
1717 | // Info("StepManager Exit","Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()) ; | |
1718 | // if (GetDebug()) | |
d7c4fbc4 | 1719 | // Info("StepManager Exit ","Track backToWire %f %f %f",backToWire.X(),backToWire.Y(),backToWire.Z()) ; |
1720 | fTrackPosition-=backToWire; | |
1391e633 | 1721 | |
1722 | //-------------- Angle effect | |
1723 | // Ratio between energy loss of particle and Mip as a function of BetaGamma of particle (Energy/Mass) | |
1724 | ||
d7c4fbc4 | 1725 | Float_t BetaxGamma = fTrackMomentum.P()/mass;// pc/mc2 |
1726 | Float_t sigmaEffect10degrees; | |
1727 | Float_t sigmaEffectThetadegrees; | |
1728 | Float_t eLossParticleELossMip; | |
1729 | Float_t yAngleEffect=0.; | |
1730 | Float_t thetawires = TMath::Abs( TMath::ASin( TMath::Sin(TMath::Pi()-theta) * TMath::Sin(phi) ) );// We use Pi-theta because z is negative | |
1731 | ||
1732 | if ( (BetaxGamma >3.2) && (thetawires*kRaddeg<=15.) ) { | |
1733 | BetaxGamma=TMath::Log(BetaxGamma); | |
1734 | eLossParticleELossMip = fElossRatio->Eval(BetaxGamma); | |
1391e633 | 1735 | // 10 degrees is a reference for a model (arbitrary) |
d7c4fbc4 | 1736 | sigmaEffect10degrees=fAngleEffect10->Eval(eLossParticleELossMip);// in micrometers |
1391e633 | 1737 | // Angle with respect to the wires assuming that chambers are perpendicular to the z axis. |
d7c4fbc4 | 1738 | sigmaEffectThetadegrees = sigmaEffect10degrees/fAngleEffectNorma->Eval(thetawires*kRaddeg); // For 5mm gap |
1391e633 | 1739 | if ( (iChamber==1) || (iChamber==2) ) |
d7c4fbc4 | 1740 | sigmaEffectThetadegrees/=(1.09833e+00+1.70000e-02*(thetawires*kRaddeg)); // The gap is different (4mm) |
1741 | yAngleEffect=1.e-04*gRandom->Gaus(0,sigmaEffectThetadegrees); // Error due to the angle effect in cm | |
1391e633 | 1742 | } |
1743 | ||
1744 | ||
1745 | // One hit per chamber | |
5d12ce38 | 1746 | GetMUONData()->AddHit(fIshunt, gAlice->GetMCApp()->GetCurrentTrackNumber(), iChamber, ipart, |
d7c4fbc4 | 1747 | fTrackPosition.X(), fTrackPosition.Y()+yAngleEffect, fTrackPosition.Z(), 0.0, |
1391e633 | 1748 | fTrackMomentum.P(),theta, phi, fStepSum[idvol], fDestepSum[idvol], |
1749 | fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()); | |
1750 | // if (GetDebug()){ | |
1751 | // Info("StepManager Exit","Particle exiting from chamber %d",iChamber); | |
1752 | // Info("StepManager Exit","StepSum %f eloss geant %g ",fStepSum[idvol],fDestepSum[idvol]); | |
1753 | // Info("StepManager Exit","Track Position %f %f %f",fTrackPosition.X(),fTrackPosition.Y(),fTrackPosition.Z()) ; | |
1754 | // } | |
1755 | fStepSum[idvol] =0; // Reset for the next event | |
1756 | fDestepSum[idvol]=0; // Reset for the next event | |
1757 | } | |
abaf7c9d | 1758 | } |
5f91c9e8 | 1759 | |
4ac9d21e | 1760 | //__________________________________________ |
c33d9661 | 1761 | void AliMUONv1::StepManagerOld() |
a9e2aefa | 1762 | { |
d7c4fbc4 | 1763 | // Old Stepmanager for the chambers |
a9e2aefa | 1764 | Int_t copy, id; |
1765 | static Int_t idvol; | |
1766 | static Int_t vol[2]; | |
1767 | Int_t ipart; | |
1768 | TLorentzVector pos; | |
1769 | TLorentzVector mom; | |
1770 | Float_t theta,phi; | |
1771 | Float_t destep, step; | |
abaf7c9d | 1772 | |
d7c4fbc4 | 1773 | static Float_t sstep; |
1e8fff9c | 1774 | static Float_t eloss, eloss2, xhit, yhit, zhit, tof, tlength; |
2eb55fab | 1775 | const Float_t kBig = 1.e10; |
a9e2aefa | 1776 | static Float_t hits[15]; |
1777 | ||
1778 | TClonesArray &lhits = *fHits; | |
1779 | ||
1780 | // | |
a9e2aefa | 1781 | // |
1782 | // Only charged tracks | |
1783 | if( !(gMC->TrackCharge()) ) return; | |
1784 | // | |
1785 | // Only gas gap inside chamber | |
1786 | // Tag chambers and record hits when track enters | |
a9e2aefa | 1787 | id=gMC->CurrentVolID(copy); |
5f91c9e8 | 1788 | vol[0] = GetChamberId(id); |
1789 | idvol = vol[0] -1; | |
1790 | ||
1791 | if (idvol == -1) return; | |
1792 | ||
a9e2aefa | 1793 | // |
1794 | // Get current particle id (ipart), track position (pos) and momentum (mom) | |
1795 | gMC->TrackPosition(pos); | |
1796 | gMC->TrackMomentum(mom); | |
1797 | ||
1798 | ipart = gMC->TrackPid(); | |
a9e2aefa | 1799 | |
1800 | // | |
1801 | // momentum loss and steplength in last step | |
1802 | destep = gMC->Edep(); | |
1803 | step = gMC->TrackStep(); | |
abaf7c9d | 1804 | // cout<<"------------"<<step<<endl; |
a9e2aefa | 1805 | // |
1806 | // record hits when track enters ... | |
1807 | if( gMC->IsTrackEntering()) { | |
abaf7c9d | 1808 | |
a9e2aefa | 1809 | gMC->SetMaxStep(fMaxStepGas); |
1810 | Double_t tc = mom[0]*mom[0]+mom[1]*mom[1]; | |
1811 | Double_t rt = TMath::Sqrt(tc); | |
1812 | Double_t pmom = TMath::Sqrt(tc+mom[2]*mom[2]); | |
2eb55fab | 1813 | Double_t tx = mom[0]/pmom; |
1814 | Double_t ty = mom[1]/pmom; | |
1815 | Double_t tz = mom[2]/pmom; | |
1816 | Double_t s = ((AliMUONChamber*)(*fChambers)[idvol]) | |
a9e2aefa | 1817 | ->ResponseModel() |
1818 | ->Pitch()/tz; | |
1819 | theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg; | |
1820 | phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg; | |
1821 | hits[0] = Float_t(ipart); // Geant3 particle type | |
2eb55fab | 1822 | hits[1] = pos[0]+s*tx; // X-position for hit |
1823 | hits[2] = pos[1]+s*ty; // Y-position for hit | |
1824 | hits[3] = pos[2]+s*tz; // Z-position for hit | |
a9e2aefa | 1825 | hits[4] = theta; // theta angle of incidence |
1826 | hits[5] = phi; // phi angle of incidence | |
ce3f5e87 | 1827 | hits[8] = 0;//PadHits does not exist anymore (Float_t) fNPadHits; // first padhit |
a9e2aefa | 1828 | hits[9] = -1; // last pad hit |
2eb55fab | 1829 | hits[10] = mom[3]; // hit momentum P |
1830 | hits[11] = mom[0]; // Px | |
1831 | hits[12] = mom[1]; // Py | |
1832 | hits[13] = mom[2]; // Pz | |
a9e2aefa | 1833 | tof=gMC->TrackTime(); |
2eb55fab | 1834 | hits[14] = tof; // Time of flight |
1835 | tlength = 0; | |
1836 | eloss = 0; | |
1837 | eloss2 = 0; | |
d7c4fbc4 | 1838 | sstep=0; |
2eb55fab | 1839 | xhit = pos[0]; |
1840 | yhit = pos[1]; | |
1841 | zhit = pos[2]; | |
681d067b | 1842 | Chamber(idvol).ChargeCorrelationInit(); |
a9e2aefa | 1843 | // Only if not trigger chamber |
1e8fff9c | 1844 | |
abaf7c9d | 1845 | // printf("---------------------------\n"); |
1846 | // printf(">>>> Y = %f \n",hits[2]); | |
1847 | // printf("---------------------------\n"); | |
1848 | ||
1e8fff9c | 1849 | |
1850 | ||
abaf7c9d | 1851 | // if(idvol < AliMUONConstants::NTrackingCh()) { |
1852 | // // | |
1853 | // // Initialize hit position (cursor) in the segmentation model | |
1854 | // ((AliMUONChamber*) (*fChambers)[idvol]) | |
1855 | // ->SigGenInit(pos[0], pos[1], pos[2]); | |
1856 | // } else { | |
1857 | // //geant3->Gpcxyz(); | |
1858 | // //printf("In the Trigger Chamber #%d\n",idvol-9); | |
1859 | // } | |
a9e2aefa | 1860 | } |
1861 | eloss2+=destep; | |
d7c4fbc4 | 1862 | sstep+=step; |
abaf7c9d | 1863 | |
d7c4fbc4 | 1864 | // cout<<sstep<<endl; |
abaf7c9d | 1865 | |
a9e2aefa | 1866 | // |
1867 | // Calculate the charge induced on a pad (disintegration) in case | |
1868 | // | |
1869 | // Mip left chamber ... | |
1870 | if( gMC->IsTrackExiting() || gMC->IsTrackStop() || gMC->IsTrackDisappeared()){ | |
1871 | gMC->SetMaxStep(kBig); | |
1872 | eloss += destep; | |
1873 | tlength += step; | |
1874 | ||
802a864d | 1875 | Float_t x0,y0,z0; |
1876 | Float_t localPos[3]; | |
1877 | Float_t globalPos[3] = {pos[0], pos[1], pos[2]}; | |
802a864d | 1878 | gMC->Gmtod(globalPos,localPos,1); |
1879 | ||
2eb55fab | 1880 | if(idvol < AliMUONConstants::NTrackingCh()) { |
a9e2aefa | 1881 | // tracking chambers |
1882 | x0 = 0.5*(xhit+pos[0]); | |
1883 | y0 = 0.5*(yhit+pos[1]); | |
1e8fff9c | 1884 | z0 = 0.5*(zhit+pos[2]); |
a9e2aefa | 1885 | } else { |
1886 | // trigger chambers | |
2eb55fab | 1887 | x0 = xhit; |
1888 | y0 = yhit; | |
1889 | z0 = 0.; | |
a9e2aefa | 1890 | } |
1891 | ||
1e8fff9c | 1892 | |
ce3f5e87 | 1893 | // if (eloss >0) MakePadHits(x0,y0,z0,eloss,tof,idvol); |
a9e2aefa | 1894 | |
1895 | ||
2eb55fab | 1896 | hits[6] = tlength; // track length |
1897 | hits[7] = eloss2; // de/dx energy loss | |
1898 | ||
abaf7c9d | 1899 | |
ce3f5e87 | 1900 | // if (fNPadHits > (Int_t)hits[8]) { |
1901 | // hits[8] = hits[8]+1; | |
1902 | // hits[9] = 0: // PadHits does not exist anymore (Float_t) fNPadHits; | |
1903 | //} | |
2eb55fab | 1904 | // |
1905 | // new hit | |
1906 | ||
a9e2aefa | 1907 | new(lhits[fNhits++]) |
5d12ce38 | 1908 | AliMUONHit(fIshunt, gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); |
a9e2aefa | 1909 | eloss = 0; |
1910 | // | |
1911 | // Check additional signal generation conditions | |
1912 | // defined by the segmentation | |
a75f073c | 1913 | // model (boundary crossing conditions) |
1914 | // only for tracking chambers | |
a9e2aefa | 1915 | } else if |
a75f073c | 1916 | ((idvol < AliMUONConstants::NTrackingCh()) && |
1917 | ((AliMUONChamber*) (*fChambers)[idvol])->SigGenCond(pos[0], pos[1], pos[2])) | |
a9e2aefa | 1918 | { |
1919 | ((AliMUONChamber*) (*fChambers)[idvol]) | |
1920 | ->SigGenInit(pos[0], pos[1], pos[2]); | |
802a864d | 1921 | |
1922 | Float_t localPos[3]; | |
1923 | Float_t globalPos[3] = {pos[0], pos[1], pos[2]}; | |
1924 | gMC->Gmtod(globalPos,localPos,1); | |
1925 | ||
e0f71fb7 | 1926 | eloss += destep; |
802a864d | 1927 | |
ce3f5e87 | 1928 | // if (eloss > 0 && idvol < AliMUONConstants::NTrackingCh()) |
1929 | // MakePadHits(0.5*(xhit+pos[0]),0.5*(yhit+pos[1]),pos[2],eloss,tof,idvol); | |
a9e2aefa | 1930 | xhit = pos[0]; |
1931 | yhit = pos[1]; | |
e0f71fb7 | 1932 | zhit = pos[2]; |
1933 | eloss = 0; | |
a9e2aefa | 1934 | tlength += step ; |
1935 | // | |
1936 | // nothing special happened, add up energy loss | |
1937 | } else { | |
1938 | eloss += destep; | |
1939 | tlength += step ; | |
1940 | } | |
1941 | } | |
1942 | ||
1943 |