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fe4da5cc | 1 | ///////////////////////////////////////////////////////// |
2 | // Manager and hits classes for set:MUON version 0 // | |
3 | ///////////////////////////////////////////////////////// | |
4 | ||
5 | #include <TTUBE.h> | |
6 | #include <TNode.h> | |
7 | #include <TRandom.h> | |
8 | ||
9 | #include "AliMUONv0.h" | |
10 | #include "AliRun.h" | |
11 | #include "AliMC.h" | |
12 | #include "iostream.h" | |
13 | #include "AliCallf77.h" | |
14 | #include "AliConst.h" | |
15 | ||
16 | #define trig trig_ | |
17 | ||
18 | extern "C" void type_of_call trig(float (*)[4], float (*)[4], int& iflag); | |
19 | ||
20 | ClassImp(AliMUONv0) | |
21 | ||
22 | //___________________________________________ | |
23 | AliMUONv0::AliMUONv0() : AliMUON() | |
24 | { | |
25 | fChambers = 0; | |
26 | } | |
27 | ||
28 | //___________________________________________ | |
29 | AliMUONv0::AliMUONv0(const char *name, const char *title) | |
30 | : AliMUON(name,title) | |
31 | { | |
32 | // | |
33 | // z-Positions of Chambers | |
34 | const Float_t zch[7]={511., 686., 971., 1245., 1445., 1610, 1710.}; | |
35 | // | |
36 | // inner diameter | |
37 | const Float_t dmi[7]={ 35., 47., 67., 86., 100., 96., 101.96}; | |
38 | // | |
39 | // outer diameter | |
40 | const Float_t dma[7]={183., 245., 346., 442., 513., 824., 874.}; | |
41 | // | |
42 | Int_t k; | |
43 | ||
44 | fChambers = new TObjArray(14); | |
45 | ||
46 | for (Int_t i=0; i<7; i++) { | |
47 | for (Int_t j=0; j< 2; j++) { | |
48 | // | |
49 | // | |
50 | // Default Parameters for Muon Tracking Stations | |
51 | k=2*i+j; | |
52 | // | |
53 | (*fChambers)[k] = new AliMUONchamber(); | |
54 | AliMUONchamber* chamber = (AliMUONchamber*) (*fChambers)[k]; | |
55 | chamber->SetGid(0); | |
56 | chamber->SetZPOS(zch[i]); | |
57 | // | |
58 | chamber->InitGeo(zch[i]); | |
59 | chamber->frMin=dmi[i]/2.; | |
60 | chamber->frMax=dma[i]/2.; | |
61 | // | |
62 | } // Chamber j in | |
63 | } // Station i | |
64 | fMaxStepGas=0.01; | |
65 | fMaxStepAlu=0.1; | |
66 | fMaxDestepGas=-1; | |
67 | fMaxDestepAlu=-1; | |
68 | } | |
69 | ||
70 | //___________________________________________ | |
71 | void AliMUONv0::Trigger(Float_t (*x)[4], Float_t (*y)[4], Int_t& iflag) | |
72 | { | |
73 | trig(x,y,iflag); | |
74 | } | |
75 | ||
76 | //___________________________________________ | |
77 | void AliMUONv0::CreateGeometry() | |
78 | { | |
79 | Int_t *idtmed = gAlice->Idtmed(); | |
80 | AliMC* pMC = AliMC::GetMC(); | |
81 | // | |
82 | // Note: all chambers have the same structure, which could be | |
83 | // easily parameterised. This was intentionally not done in order | |
84 | // to give a starting point for the implementation of the actual | |
85 | // design of each station. | |
86 | // | |
87 | // Distance between Stations | |
88 | const Float_t dstation = 8.; | |
89 | // | |
90 | Float_t bpar[3]; | |
91 | Float_t tpar[3]; | |
92 | Float_t tspar[5], pgpar[10]; | |
93 | Float_t zpos1, zpos2, zfpos; | |
94 | Float_t dframep=3.; | |
95 | Float_t dframez=0.9; | |
96 | Float_t dr, rMin; | |
97 | // | |
98 | // Rotation matrices in the x-y plane | |
99 | Int_t idrotm[1199]; | |
100 | // phi= 0 deg | |
101 | AliMatrix(idrotm[1100], 90., 0., 90., 90., 0., 0.); | |
102 | // phi= 90 deg | |
103 | AliMatrix(idrotm[1101], 90., 90., 90., 180., 0., 0.); | |
104 | // phi= 180 deg | |
105 | AliMatrix(idrotm[1102], 90., 180., 90., 270., 0., 0.); | |
106 | // phi= 270 deg | |
107 | AliMatrix(idrotm[1103], 90., 270., 90., 0., 0., 0.); | |
108 | // | |
109 | Float_t phi=2*TMath::Pi()/12/2; | |
110 | ||
111 | // | |
112 | // pointer to the current chamber | |
113 | AliMUONchamber *iChamber; | |
114 | //******************************************************************** | |
115 | // Station 1 ** | |
116 | //******************************************************************** | |
117 | // CONCENTRIC | |
118 | iChamber=(AliMUONchamber*) (*fChambers)[0]; | |
119 | zpos1=iChamber->ZPosition()-dstation/2; | |
120 | zpos2=zpos1+dstation; | |
121 | zfpos=-(iChamber->fdGas+dframez)/2; | |
122 | ||
123 | // | |
124 | // Mother volume | |
125 | tpar[0] = iChamber->frMin-dframep; | |
126 | tpar[1] = (iChamber->frMax+dframep)/TMath::Cos(phi); | |
127 | tpar[2] = dstation/2; | |
128 | ||
129 | pMC->Gsvolu("C01M", "TUBE", idtmed[1100], tpar, 3); | |
130 | pMC->Gsvolu("C02M", "TUBE", idtmed[1100], tpar, 3); | |
131 | pMC->Gspos("C01M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
132 | pMC->Gspos("C02M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
133 | // Aluminium frames | |
134 | // Outer frames | |
135 | pgpar[0] = 360/12/2; | |
136 | pgpar[1] = 360.; | |
137 | pgpar[2] = 12.; | |
138 | pgpar[3] = 2; | |
139 | pgpar[4] = -dframez/2; | |
140 | pgpar[5] = iChamber->frMax; | |
141 | pgpar[6] = pgpar[5]+dframep; | |
142 | pgpar[7] = +dframez/2; | |
143 | pgpar[8] = pgpar[5]; | |
144 | pgpar[9] = pgpar[6]; | |
145 | pMC->Gsvolu("C01O", "PGON", idtmed[1103], pgpar, 10); | |
146 | pMC->Gsvolu("C02O", "PGON", idtmed[1103], pgpar, 10); | |
147 | pMC->Gspos("C01O",1,"C01M", 0.,0.,-zfpos, 0,"ONLY"); | |
148 | pMC->Gspos("C01O",2,"C01M", 0.,0.,+zfpos, 0,"ONLY"); | |
149 | pMC->Gspos("C02O",1,"C02M", 0.,0.,-zfpos, 0,"ONLY"); | |
150 | pMC->Gspos("C02O",2,"C02M", 0.,0.,+zfpos, 0,"ONLY"); | |
151 | // | |
152 | // Inner frame | |
153 | tpar[0]= iChamber->frMin-dframep; | |
154 | tpar[1]= iChamber->frMin; | |
155 | tpar[2]= dframez/2; | |
156 | pMC->Gsvolu("C01I", "TUBE", idtmed[1103], tpar, 3); | |
157 | pMC->Gsvolu("C02I", "TUBE", idtmed[1103], tpar, 3); | |
158 | ||
159 | pMC->Gspos("C01I",1,"C01M", 0.,0.,-zfpos, 0,"ONLY"); | |
160 | pMC->Gspos("C01I",2,"C01M", 0.,0.,+zfpos, 0,"ONLY"); | |
161 | pMC->Gspos("C02I",1,"C02M", 0.,0.,-zfpos, 0,"ONLY"); | |
162 | pMC->Gspos("C02I",2,"C02M", 0.,0.,+zfpos, 0,"ONLY"); | |
163 | // | |
164 | // Frame Crosses | |
165 | bpar[0] = (iChamber->frMax - iChamber->frMin)/2; | |
166 | bpar[1] = dframep/2; | |
167 | bpar[2] = dframez/2; | |
168 | pMC->Gsvolu("C01B", "BOX", idtmed[1103], bpar, 3); | |
169 | pMC->Gsvolu("C02B", "BOX", idtmed[1103], bpar, 3); | |
170 | ||
171 | pMC->Gspos("C01B",1,"C01M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
172 | idrotm[1100],"ONLY"); | |
173 | pMC->Gspos("C01B",2,"C01M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
174 | idrotm[1100],"ONLY"); | |
175 | pMC->Gspos("C01B",3,"C01M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
176 | idrotm[1101],"ONLY"); | |
177 | pMC->Gspos("C01B",4,"C01M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
178 | idrotm[1101],"ONLY"); | |
179 | pMC->Gspos("C01B",5,"C01M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
180 | idrotm[1100],"ONLY"); | |
181 | pMC->Gspos("C01B",6,"C01M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
182 | idrotm[1100],"ONLY"); | |
183 | pMC->Gspos("C01B",7,"C01M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
184 | idrotm[1101],"ONLY"); | |
185 | pMC->Gspos("C01B",8,"C01M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
186 | idrotm[1101],"ONLY"); | |
187 | ||
188 | pMC->Gspos("C02B",1,"C02M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
189 | idrotm[1100],"ONLY"); | |
190 | pMC->Gspos("C02B",2,"C02M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
191 | idrotm[1100],"ONLY"); | |
192 | pMC->Gspos("C02B",3,"C02M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
193 | idrotm[1101],"ONLY"); | |
194 | pMC->Gspos("C02B",4,"C02M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
195 | idrotm[1101],"ONLY"); | |
196 | pMC->Gspos("C02B",5,"C02M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
197 | idrotm[1100],"ONLY"); | |
198 | pMC->Gspos("C02B",6,"C02M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
199 | idrotm[1100],"ONLY"); | |
200 | pMC->Gspos("C02B",7,"C02M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
201 | idrotm[1101],"ONLY"); | |
202 | pMC->Gspos("C02B",8,"C02M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
203 | idrotm[1101],"ONLY"); | |
204 | ||
205 | // | |
206 | // Chamber Material represented by Alu sheet | |
207 | tpar[0]= iChamber->frMin+dframep*2; | |
208 | tpar[1]= iChamber->frMax-dframep*2; | |
209 | tpar[2] = (iChamber->fdGas+iChamber->fdAlu)/2; | |
210 | pMC->Gsvolu("C01A", "TUBE", idtmed[1103], tpar, 3); | |
211 | pMC->Gsvolu("C02A", "TUBE", idtmed[1103], tpar, 3); | |
212 | pMC->Gspos("C01A", 1, "C01M", 0., 0., 0., 0, "ONLY"); | |
213 | pMC->Gspos("C02A", 1, "C02M", 0., 0., 0., 0, "ONLY"); | |
214 | // | |
215 | // Sensitive volumes | |
216 | // tpar[2] = iChamber->fdGas; | |
217 | tpar[2] = iChamber->fdGas/2; | |
218 | pMC->Gsvolu("C01G", "TUBE", idtmed[1105], tpar, 3); | |
219 | pMC->Gsvolu("C02G", "TUBE", idtmed[1105], tpar, 3); | |
220 | pMC->Gspos("C01G", 1, "C01A", 0., 0., 0., 0, "ONLY"); | |
221 | pMC->Gspos("C02G", 1, "C02A", 0., 0., 0., 0, "ONLY"); | |
222 | // | |
223 | // Frame Crosses to be placed inside gas | |
224 | dr = (iChamber->frMax - iChamber->frMin); | |
225 | bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2; | |
226 | bpar[1] = dframep/2; | |
227 | bpar[2] = iChamber->fdGas/2; | |
228 | pMC->Gsvolu("C01F", "BOX", idtmed[1103], bpar, 3); | |
229 | pMC->Gsvolu("C02F", "BOX", idtmed[1103], bpar, 3); | |
230 | ||
231 | pMC->Gspos("C01F",1,"C01G", +iChamber->frMin+bpar[0] , 0, 0, | |
232 | idrotm[1100],"ONLY"); | |
233 | pMC->Gspos("C01F",2,"C01G", -iChamber->frMin-bpar[0] , 0, 0, | |
234 | idrotm[1100],"ONLY"); | |
235 | pMC->Gspos("C01F",3,"C01G", 0, +iChamber->frMin+bpar[0] , 0, | |
236 | idrotm[1101],"ONLY"); | |
237 | pMC->Gspos("C01F",4,"C01G", 0, -iChamber->frMin-bpar[0] , 0, | |
238 | idrotm[1101],"ONLY"); | |
239 | ||
240 | pMC->Gspos("C02F",1,"C02G", +iChamber->frMin+bpar[0] , 0, 0, | |
241 | idrotm[1100],"ONLY"); | |
242 | pMC->Gspos("C02F",2,"C02G", -iChamber->frMin-bpar[0] , 0, 0, | |
243 | idrotm[1100],"ONLY"); | |
244 | pMC->Gspos("C02F",3,"C02G", 0, +iChamber->frMin+bpar[0] , 0, | |
245 | idrotm[1101],"ONLY"); | |
246 | pMC->Gspos("C02F",4,"C02G", 0, -iChamber->frMin-bpar[0] , 0, | |
247 | idrotm[1101],"ONLY"); | |
248 | // | |
249 | // | |
250 | //******************************************************************** | |
251 | // Station 2 ** | |
252 | //******************************************************************** | |
253 | iChamber=(AliMUONchamber*) (*fChambers)[2]; | |
254 | zpos1=iChamber->ZPosition()-dstation/2; | |
255 | zpos2=zpos1+dstation; | |
256 | zfpos=-(iChamber->fdGas+dframez)/2; | |
257 | ||
258 | // | |
259 | // Mother volume | |
260 | tpar[0] = iChamber->frMin-dframep; | |
261 | tpar[1] = (iChamber->frMax+dframep)/TMath::Cos(phi); | |
262 | tpar[2] = dstation/2; | |
263 | ||
264 | pMC->Gsvolu("C03M", "TUBE", idtmed[1100], tpar, 3); | |
265 | pMC->Gsvolu("C04M", "TUBE", idtmed[1100], tpar, 3); | |
266 | pMC->Gspos("C03M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
267 | pMC->Gspos("C04M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
268 | // Aluminium frames | |
269 | // Outer frames | |
270 | pgpar[0] = 360/12/2; | |
271 | pgpar[1] = 360.; | |
272 | pgpar[2] = 12.; | |
273 | pgpar[3] = 2; | |
274 | pgpar[4] = -dframez/2; | |
275 | pgpar[5] = iChamber->frMax; | |
276 | pgpar[6] = pgpar[5]+dframep; | |
277 | pgpar[7] = +dframez/2; | |
278 | pgpar[8] = pgpar[5]; | |
279 | pgpar[9] = pgpar[6]; | |
280 | pMC->Gsvolu("C03O", "PGON", idtmed[1103], pgpar, 10); | |
281 | pMC->Gsvolu("C04O", "PGON", idtmed[1103], pgpar, 10); | |
282 | pMC->Gspos("C03O",1,"C03M", 0.,0.,-zfpos, 0,"ONLY"); | |
283 | pMC->Gspos("C03O",2,"C03M", 0.,0.,+zfpos, 0,"ONLY"); | |
284 | pMC->Gspos("C04O",1,"C04M", 0.,0.,-zfpos, 0,"ONLY"); | |
285 | pMC->Gspos("C04O",2,"C04M", 0.,0.,+zfpos, 0,"ONLY"); | |
286 | // | |
287 | // Inner frame | |
288 | tpar[0]= iChamber->frMin-dframep; | |
289 | tpar[1]= iChamber->frMin; | |
290 | tpar[2]= dframez/2; | |
291 | pMC->Gsvolu("C03I", "TUBE", idtmed[1103], tpar, 3); | |
292 | pMC->Gsvolu("C04I", "TUBE", idtmed[1103], tpar, 3); | |
293 | ||
294 | pMC->Gspos("C03I",1,"C03M", 0.,0.,-zfpos, 0,"ONLY"); | |
295 | pMC->Gspos("C03I",2,"C03M", 0.,0.,+zfpos, 0,"ONLY"); | |
296 | pMC->Gspos("C04I",1,"C04M", 0.,0.,-zfpos, 0,"ONLY"); | |
297 | pMC->Gspos("C04I",2,"C04M", 0.,0.,+zfpos, 0,"ONLY"); | |
298 | // | |
299 | // Frame Crosses | |
300 | bpar[0] = (iChamber->frMax - iChamber->frMin)/2; | |
301 | bpar[1] = dframep/2; | |
302 | bpar[2] = dframez/2; | |
303 | pMC->Gsvolu("C03B", "BOX", idtmed[1103], bpar, 3); | |
304 | pMC->Gsvolu("C04B", "BOX", idtmed[1103], bpar, 3); | |
305 | ||
306 | pMC->Gspos("C03B",1,"C03M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
307 | idrotm[1100],"ONLY"); | |
308 | pMC->Gspos("C03B",2,"C03M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
309 | idrotm[1100],"ONLY"); | |
310 | pMC->Gspos("C03B",3,"C03M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
311 | idrotm[1101],"ONLY"); | |
312 | pMC->Gspos("C03B",4,"C03M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
313 | idrotm[1101],"ONLY"); | |
314 | pMC->Gspos("C03B",5,"C03M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
315 | idrotm[1100],"ONLY"); | |
316 | pMC->Gspos("C03B",6,"C03M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
317 | idrotm[1100],"ONLY"); | |
318 | pMC->Gspos("C03B",7,"C03M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
319 | idrotm[1101],"ONLY"); | |
320 | pMC->Gspos("C03B",8,"C03M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
321 | idrotm[1101],"ONLY"); | |
322 | ||
323 | pMC->Gspos("C04B",1,"C04M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
324 | idrotm[1100],"ONLY"); | |
325 | pMC->Gspos("C04B",2,"C04M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
326 | idrotm[1100],"ONLY"); | |
327 | pMC->Gspos("C04B",3,"C04M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
328 | idrotm[1101],"ONLY"); | |
329 | pMC->Gspos("C04B",4,"C04M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
330 | idrotm[1101],"ONLY"); | |
331 | pMC->Gspos("C04B",5,"C04M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
332 | idrotm[1100],"ONLY"); | |
333 | pMC->Gspos("C04B",6,"C04M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
334 | idrotm[1100],"ONLY"); | |
335 | pMC->Gspos("C04B",7,"C04M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
336 | idrotm[1101],"ONLY"); | |
337 | pMC->Gspos("C04B",8,"C04M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
338 | idrotm[1101],"ONLY"); | |
339 | ||
340 | // | |
341 | // Chamber Material represented by Alu sheet | |
342 | tpar[0]= iChamber->frMin+dframep*2; | |
343 | tpar[1]= iChamber->frMax-dframep*2; | |
344 | tpar[2] = (iChamber->fdGas+iChamber->fdAlu)/2; | |
345 | pMC->Gsvolu("C03A", "TUBE", idtmed[1103], tpar, 3); | |
346 | pMC->Gsvolu("C04A", "TUBE", idtmed[1103], tpar, 3); | |
347 | pMC->Gspos("C03A", 1, "C03M", 0., 0., 0., 0, "ONLY"); | |
348 | pMC->Gspos("C04A", 1, "C04M", 0., 0., 0., 0, "ONLY"); | |
349 | // | |
350 | // Sensitive volumes | |
351 | // tpar[2] = iChamber->fdGas; | |
352 | tpar[2] = iChamber->fdGas/2; | |
353 | pMC->Gsvolu("C03G", "TUBE", idtmed[1105], tpar, 3); | |
354 | pMC->Gsvolu("C04G", "TUBE", idtmed[1105], tpar, 3); | |
355 | pMC->Gspos("C03G", 1, "C03A", 0., 0., 0., 0, "ONLY"); | |
356 | pMC->Gspos("C04G", 1, "C04A", 0., 0., 0., 0, "ONLY"); | |
357 | // | |
358 | // Frame Crosses to be placed inside gas | |
359 | dr = (iChamber->frMax - iChamber->frMin); | |
360 | bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2; | |
361 | bpar[1] = dframep/2; | |
362 | bpar[2] = iChamber->fdGas/2; | |
363 | pMC->Gsvolu("C03F", "BOX", idtmed[1103], bpar, 3); | |
364 | pMC->Gsvolu("C04F", "BOX", idtmed[1103], bpar, 3); | |
365 | ||
366 | pMC->Gspos("C03F",1,"C03G", +iChamber->frMin+bpar[0] , 0, 0, | |
367 | idrotm[1100],"ONLY"); | |
368 | pMC->Gspos("C03F",2,"C03G", -iChamber->frMin-bpar[0] , 0, 0, | |
369 | idrotm[1100],"ONLY"); | |
370 | pMC->Gspos("C03F",3,"C03G", 0, +iChamber->frMin+bpar[0] , 0, | |
371 | idrotm[1101],"ONLY"); | |
372 | pMC->Gspos("C03F",4,"C03G", 0, -iChamber->frMin-bpar[0] , 0, | |
373 | idrotm[1101],"ONLY"); | |
374 | ||
375 | pMC->Gspos("C04F",1,"C04G", +iChamber->frMin+bpar[0] , 0, 0, | |
376 | idrotm[1100],"ONLY"); | |
377 | pMC->Gspos("C04F",2,"C04G", -iChamber->frMin-bpar[0] , 0, 0, | |
378 | idrotm[1100],"ONLY"); | |
379 | pMC->Gspos("C04F",3,"C04G", 0, +iChamber->frMin+bpar[0] , 0, | |
380 | idrotm[1101],"ONLY"); | |
381 | pMC->Gspos("C04F",4,"C04G", 0, -iChamber->frMin-bpar[0] , 0, | |
382 | idrotm[1101],"ONLY"); | |
383 | ||
384 | //******************************************************************** | |
385 | // Station 3 ** | |
386 | //******************************************************************** | |
387 | // CONCENTRIC | |
388 | iChamber=(AliMUONchamber*) (*fChambers)[4]; | |
389 | zpos1=iChamber->ZPosition(); // 975-13.75 | |
390 | zpos2=zpos1 // +dstation; | |
391 | +27.5; | |
392 | // | |
393 | // Mother volume | |
394 | tpar[0] = iChamber->frMin; | |
395 | tpar[1]= TMath::Sqrt(iChamber->frMax*iChamber->frMax + dframep*dframep) ; | |
396 | tpar[2] = // 3.; | |
397 | 5.325*2; | |
398 | pMC->Gsvolu("C05M", "TUBE", idtmed[1100], tpar, 3); | |
399 | pMC->Gsvolu("C06M", "TUBE", idtmed[1100], tpar, 3); | |
400 | pMC->Gspos("C05M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
401 | pMC->Gspos("C06M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
402 | // | |
403 | // Mother volume for one quadrant | |
404 | tspar[0]= iChamber->frMin; | |
405 | tspar[1]= TMath::Sqrt(iChamber->frMax*iChamber->frMax + dframep*dframep) ; | |
406 | tspar[2]= // dframez; | |
407 | 5.325; | |
408 | tspar[3] = 0.-TMath::ATan2(dframep,iChamber->frMin)*180/kPI; | |
409 | tspar[4] = 90.+TMath::ATan2(dframep,iChamber->frMin)*180/kPI; | |
410 | pMC->Gsvolu("C05Q", "TUBS", idtmed[1100], tspar, 5); | |
411 | pMC->Gsvolu("C06Q", "TUBS", idtmed[1100], tspar, 5); | |
412 | // Position the four quadrants | |
413 | pMC->Gspos("C05Q",1,"C05M", 0., 0., 5.325, idrotm[1100], "ONLY"); | |
414 | pMC->Gspos("C05Q",2,"C05M", 0., 0.,-5.325, idrotm[1101], "ONLY"); | |
415 | pMC->Gspos("C05Q",3,"C05M", 0., 0., 5.325, idrotm[1102], "ONLY"); | |
416 | pMC->Gspos("C05Q",4,"C05M", 0., 0.,-5.325, idrotm[1103], "ONLY"); | |
417 | ||
418 | pMC->Gspos("C06Q",1,"C06M", 0., 0., 5.325, idrotm[1100], "ONLY"); | |
419 | pMC->Gspos("C06Q",2,"C06M", 0., 0.,-5.325, idrotm[1101], "ONLY"); | |
420 | pMC->Gspos("C06Q",3,"C06M", 0., 0., 5.325, idrotm[1102], "ONLY"); | |
421 | pMC->Gspos("C06Q",4,"C06M", 0., 0.,-5.325, idrotm[1103], "ONLY"); | |
422 | // Aluminium frames | |
423 | // Outer frame | |
424 | tspar[0]= iChamber->frMax-dframep*2; | |
425 | tspar[1]= iChamber->frMax; | |
426 | tspar[3] = 0.; | |
427 | tspar[4] = 90.; | |
428 | pMC->Gsvolu("C05O", "TUBS", idtmed[1100], tspar, 5); | |
429 | pMC->Gsvolu("C06O", "TUBS", idtmed[1100], tspar, 5); | |
430 | pMC->Gspos("C05O",1,"C05Q", 0.,0.,0., 0,"ONLY"); | |
431 | pMC->Gspos("C06O",1,"C06Q", 0.,0.,0., 0,"ONLY"); | |
432 | // | |
433 | // Inner frame | |
434 | tspar[0]= iChamber->frMin; | |
435 | tspar[1]= iChamber->frMin+dframep*2; | |
436 | pMC->Gsvolu("C05I", "TUBS", idtmed[1100], tspar, 5); | |
437 | pMC->Gsvolu("C06I", "TUBS", idtmed[1100], tspar, 5); | |
438 | pMC->Gspos("C05I",1,"C05Q", 0.,0.,0., 0,"ONLY"); | |
439 | pMC->Gspos("C06I",1,"C06Q", 0.,0.,0., 0,"ONLY"); | |
440 | // | |
441 | // Boundary half frame | |
442 | bpar[0] = (iChamber->frMax - iChamber->frMin)/2; | |
443 | bpar[1] = dframep/2; | |
444 | bpar[2] = 5.325; | |
445 | pMC->Gsvolu("C05B", "BOX", idtmed[1103], bpar, 3); | |
446 | pMC->Gsvolu("C06B", "BOX", idtmed[1103], bpar, 3); | |
447 | //place 2 boudaries | |
448 | pMC->Gspos("C05B",1,"C05Q", iChamber->frMin+bpar[0] ,-bpar[1],0., idrotm[1100],"ONLY"); | |
449 | pMC->Gspos("C05B",2,"C05Q", -bpar[1],iChamber->frMin+bpar[0] ,0., idrotm[1101],"ONLY"); | |
450 | pMC->Gspos("C06B",1,"C06Q", iChamber->frMin+bpar[0] ,-bpar[1],0., idrotm[1100],"ONLY"); | |
451 | pMC->Gspos("C06B",2,"C06Q", -bpar[1],iChamber->frMin+bpar[0] ,0., idrotm[1101],"ONLY"); | |
452 | // | |
453 | // Boundary second half frame (should not overlapp with sensitive surface, nor frames) | |
454 | // Effective inner radius due to circle effect | |
455 | rMin = TMath::Sqrt( | |
456 | (iChamber->frMin+2*dframep)*(iChamber->frMin+2*dframep) - dframep*dframep ); | |
457 | bpar[0] = (iChamber->frMax - 2*dframep - rMin ) /2; | |
458 | bpar[2] = (5.325- (0.055 + 0.325)) / 2; | |
459 | pMC->Gsvolu("C05H", "BOX", idtmed[1103], bpar, 3); | |
460 | pMC->Gsvolu("C06H", "BOX", idtmed[1103], bpar, 3); | |
461 | //place 2 boudaries | |
462 | pMC->Gspos("C05H",1,"C05Q", rMin+bpar[0],bpar[1], 0.055+0.325+bpar[2] , idrotm[1100],"ONLY"); | |
463 | pMC->Gspos("C05H",2,"C05Q", rMin+bpar[0],bpar[1],-(0.055+0.325+bpar[2]), idrotm[1100],"ONLY"); | |
464 | pMC->Gspos("C05H",3,"C05Q", bpar[1],rMin+bpar[0], 0.055+0.325+bpar[2] , idrotm[1101],"ONLY"); | |
465 | pMC->Gspos("C05H",4,"C05Q", bpar[1],rMin+bpar[0],-(0.055+0.325+bpar[2]), idrotm[1101],"ONLY"); | |
466 | pMC->Gspos("C06H",1,"C06Q", rMin+bpar[0],bpar[1], 0.055+0.325+bpar[2] , idrotm[1100],"ONLY"); | |
467 | pMC->Gspos("C06H",2,"C06Q", rMin+bpar[0],bpar[1],-(0.055+0.325+bpar[2]), idrotm[1100],"ONLY"); | |
468 | pMC->Gspos("C06H",3,"C06Q", bpar[1],rMin+bpar[0], 0.055+0.325+bpar[2] , idrotm[1101],"ONLY"); | |
469 | pMC->Gspos("C06H",4,"C06Q", bpar[1],rMin+bpar[0],-(0.055+0.325+bpar[2]), idrotm[1101],"ONLY"); | |
470 | // | |
471 | // Chamber Material represented by Alu sheet | |
472 | // tspar[2] = (iChamber->fdAlu)+(iChamber->fdGas); | |
473 | tspar[0]= iChamber->frMin+dframep*2; | |
474 | tspar[1]= iChamber->frMax-dframep*2; | |
475 | tspar[2] = 0.055 + 0.325; | |
476 | pMC->Gsvolu("C05A", "TUBS", idtmed[1103], tspar, 5); | |
477 | pMC->Gsvolu("C06A", "TUBS", idtmed[1103], tspar, 5); | |
478 | pMC->Gspos("C05A", 1, "C05Q", 0., 0., 0., 0, "ONLY"); | |
479 | pMC->Gspos("C06A", 1, "C06Q", 0., 0., 0., 0, "ONLY"); | |
480 | // | |
481 | // Sensitive volumes | |
482 | // tpar[2] = iChamber->fdGas; | |
483 | tspar[2] = 0.325; | |
484 | pMC->Gsvolu("C05G", "TUBS", idtmed[1105], tspar, 5); | |
485 | pMC->Gsvolu("C06G", "TUBS", idtmed[1105], tspar, 5); | |
486 | pMC->Gspos("C05G", 1, "C05A", 0., 0., 0., 0, "ONLY"); | |
487 | pMC->Gspos("C06G", 1, "C06A", 0., 0., 0., 0, "ONLY"); | |
488 | // | |
489 | // Overwrite sensitive volume with ALU | |
490 | // Overwrite Gaz volume | |
491 | bpar[2] = 0.325; | |
492 | pMC->Gsvolu("C05Z", "BOX", idtmed[1103], bpar, 3); | |
493 | pMC->Gsvolu("C06Z", "BOX", idtmed[1103], bpar, 3); | |
494 | pMC->Gspos("C05Z",1,"C05G", rMin+bpar[0] ,bpar[1],0., idrotm[1100],"ONLY"); | |
495 | pMC->Gspos("C05Z",2,"C05G", bpar[1], rMin+bpar[0] ,0., idrotm[1101],"ONLY"); | |
496 | pMC->Gspos("C06Z",1,"C06G", rMin+bpar[0] ,bpar[1],0., idrotm[1100],"ONLY"); | |
497 | pMC->Gspos("C06Z",2,"C06G", bpar[1], rMin+bpar[0] ,0., idrotm[1101],"ONLY"); | |
498 | ||
499 | //******************************************************************** | |
500 | // Station 4 ** | |
501 | //******************************************************************** | |
502 | iChamber=(AliMUONchamber*) (*fChambers)[6]; | |
503 | zpos1=iChamber->ZPosition()-dstation/2; | |
504 | zpos2=zpos1+dstation; | |
505 | zfpos=-(iChamber->fdGas+dframez)/2; | |
506 | ||
507 | // | |
508 | // Mother volume | |
509 | tpar[0] = iChamber->frMin-dframep; | |
510 | tpar[1] = (iChamber->frMax+dframep)/TMath::Cos(phi); | |
511 | tpar[2] = dstation/2; | |
512 | ||
513 | pMC->Gsvolu("C07M", "TUBE", idtmed[1100], tpar, 3); | |
514 | pMC->Gsvolu("C08M", "TUBE", idtmed[1100], tpar, 3); | |
515 | pMC->Gspos("C07M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
516 | pMC->Gspos("C08M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
517 | // Aluminium frames | |
518 | // Outer frames | |
519 | pgpar[0] = 360/12/2; | |
520 | pgpar[1] = 360.; | |
521 | pgpar[2] = 12.; | |
522 | pgpar[3] = 2; | |
523 | pgpar[4] = -dframez/2; | |
524 | pgpar[5] = iChamber->frMax; | |
525 | pgpar[6] = pgpar[5]+dframep; | |
526 | pgpar[7] = +dframez/2; | |
527 | pgpar[8] = pgpar[5]; | |
528 | pgpar[9] = pgpar[6]; | |
529 | pMC->Gsvolu("C07O", "PGON", idtmed[1103], pgpar, 10); | |
530 | pMC->Gsvolu("C08O", "PGON", idtmed[1103], pgpar, 10); | |
531 | pMC->Gspos("C07O",1,"C07M", 0.,0.,-zfpos, 0,"ONLY"); | |
532 | pMC->Gspos("C07O",2,"C07M", 0.,0.,+zfpos, 0,"ONLY"); | |
533 | pMC->Gspos("C08O",1,"C08M", 0.,0.,-zfpos, 0,"ONLY"); | |
534 | pMC->Gspos("C08O",2,"C08M", 0.,0.,+zfpos, 0,"ONLY"); | |
535 | // | |
536 | // Inner frame | |
537 | tpar[0]= iChamber->frMin-dframep; | |
538 | tpar[1]= iChamber->frMin; | |
539 | tpar[2]= dframez/2; | |
540 | pMC->Gsvolu("C07I", "TUBE", idtmed[1103], tpar, 3); | |
541 | pMC->Gsvolu("C08I", "TUBE", idtmed[1103], tpar, 3); | |
542 | ||
543 | pMC->Gspos("C07I",1,"C07M", 0.,0.,-zfpos, 0,"ONLY"); | |
544 | pMC->Gspos("C07I",2,"C07M", 0.,0.,+zfpos, 0,"ONLY"); | |
545 | pMC->Gspos("C08I",1,"C08M", 0.,0.,-zfpos, 0,"ONLY"); | |
546 | pMC->Gspos("C08I",2,"C08M", 0.,0.,+zfpos, 0,"ONLY"); | |
547 | // | |
548 | // Frame Crosses | |
549 | bpar[0] = (iChamber->frMax - iChamber->frMin)/2; | |
550 | bpar[1] = dframep/2; | |
551 | bpar[2] = dframez/2; | |
552 | pMC->Gsvolu("C07B", "BOX", idtmed[1103], bpar, 3); | |
553 | pMC->Gsvolu("C08B", "BOX", idtmed[1103], bpar, 3); | |
554 | ||
555 | pMC->Gspos("C07B",1,"C07M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
556 | idrotm[1100],"ONLY"); | |
557 | pMC->Gspos("C07B",2,"C07M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
558 | idrotm[1100],"ONLY"); | |
559 | pMC->Gspos("C07B",3,"C07M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
560 | idrotm[1101],"ONLY"); | |
561 | pMC->Gspos("C07B",4,"C07M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
562 | idrotm[1101],"ONLY"); | |
563 | pMC->Gspos("C07B",5,"C07M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
564 | idrotm[1100],"ONLY"); | |
565 | pMC->Gspos("C07B",6,"C07M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
566 | idrotm[1100],"ONLY"); | |
567 | pMC->Gspos("C07B",7,"C07M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
568 | idrotm[1101],"ONLY"); | |
569 | pMC->Gspos("C07B",8,"C07M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
570 | idrotm[1101],"ONLY"); | |
571 | ||
572 | pMC->Gspos("C08B",1,"C08M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
573 | idrotm[1100],"ONLY"); | |
574 | pMC->Gspos("C08B",2,"C08M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
575 | idrotm[1100],"ONLY"); | |
576 | pMC->Gspos("C08B",3,"C08M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
577 | idrotm[1101],"ONLY"); | |
578 | pMC->Gspos("C08B",4,"C08M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
579 | idrotm[1101],"ONLY"); | |
580 | pMC->Gspos("C08B",5,"C08M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
581 | idrotm[1100],"ONLY"); | |
582 | pMC->Gspos("C08B",6,"C08M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
583 | idrotm[1100],"ONLY"); | |
584 | pMC->Gspos("C08B",7,"C08M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
585 | idrotm[1101],"ONLY"); | |
586 | pMC->Gspos("C08B",8,"C08M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
587 | idrotm[1101],"ONLY"); | |
588 | ||
589 | // | |
590 | // Chamber Material represented by Alu sheet | |
591 | tpar[0]= iChamber->frMin+dframep*2; | |
592 | tpar[1]= iChamber->frMax-dframep*2; | |
593 | tpar[2] = (iChamber->fdGas+iChamber->fdAlu)/2; | |
594 | pMC->Gsvolu("C07A", "TUBE", idtmed[1103], tpar, 3); | |
595 | pMC->Gsvolu("C08A", "TUBE", idtmed[1103], tpar, 3); | |
596 | pMC->Gspos("C07A", 1, "C07M", 0., 0., 0., 0, "ONLY"); | |
597 | pMC->Gspos("C08A", 1, "C08M", 0., 0., 0., 0, "ONLY"); | |
598 | // | |
599 | // Sensitive volumes | |
600 | // tpar[2] = iChamber->fdGas; | |
601 | tpar[2] = iChamber->fdGas/2; | |
602 | pMC->Gsvolu("C07G", "TUBE", idtmed[1105], tpar, 3); | |
603 | pMC->Gsvolu("C08G", "TUBE", idtmed[1105], tpar, 3); | |
604 | pMC->Gspos("C07G", 1, "C07A", 0., 0., 0., 0, "ONLY"); | |
605 | pMC->Gspos("C08G", 1, "C08A", 0., 0., 0., 0, "ONLY"); | |
606 | // | |
607 | // Frame Crosses to be placed inside gas | |
608 | dr = (iChamber->frMax - iChamber->frMin); | |
609 | bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2; | |
610 | bpar[1] = dframep/2; | |
611 | bpar[2] = iChamber->fdGas/2; | |
612 | pMC->Gsvolu("C07F", "BOX", idtmed[1103], bpar, 3); | |
613 | pMC->Gsvolu("C08F", "BOX", idtmed[1103], bpar, 3); | |
614 | ||
615 | pMC->Gspos("C07F",1,"C07G", +iChamber->frMin+bpar[0] , 0, 0, | |
616 | idrotm[1100],"ONLY"); | |
617 | pMC->Gspos("C07F",2,"C07G", -iChamber->frMin-bpar[0] , 0, 0, | |
618 | idrotm[1100],"ONLY"); | |
619 | pMC->Gspos("C07F",3,"C07G", 0, +iChamber->frMin+bpar[0] , 0, | |
620 | idrotm[1101],"ONLY"); | |
621 | pMC->Gspos("C07F",4,"C07G", 0, -iChamber->frMin-bpar[0] , 0, | |
622 | idrotm[1101],"ONLY"); | |
623 | ||
624 | pMC->Gspos("C08F",1,"C08G", +iChamber->frMin+bpar[0] , 0, 0, | |
625 | idrotm[1100],"ONLY"); | |
626 | pMC->Gspos("C08F",2,"C08G", -iChamber->frMin-bpar[0] , 0, 0, | |
627 | idrotm[1100],"ONLY"); | |
628 | pMC->Gspos("C08F",3,"C08G", 0, +iChamber->frMin+bpar[0] , 0, | |
629 | idrotm[1101],"ONLY"); | |
630 | pMC->Gspos("C08F",4,"C08G", 0, -iChamber->frMin-bpar[0] , 0, | |
631 | idrotm[1101],"ONLY"); | |
632 | ||
633 | //******************************************************************** | |
634 | // Station 5 ** | |
635 | //******************************************************************** | |
636 | iChamber=(AliMUONchamber*) (*fChambers)[8]; | |
637 | zpos1=iChamber->ZPosition()-dstation/2; | |
638 | zpos2=zpos1+dstation; | |
639 | zfpos=-(iChamber->fdGas+dframez)/2; | |
640 | ||
641 | // | |
642 | // Mother volume | |
643 | tpar[0] = iChamber->frMin-dframep; | |
644 | tpar[1] = (iChamber->frMax+dframep)/TMath::Cos(phi); | |
645 | tpar[2] = dstation/2; | |
646 | ||
647 | pMC->Gsvolu("C09M", "TUBE", idtmed[1100], tpar, 3); | |
648 | pMC->Gsvolu("C10M", "TUBE", idtmed[1100], tpar, 3); | |
649 | pMC->Gspos("C09M", 1, "ALIC", 0., 0., zpos1 , 0, "ONLY"); | |
650 | pMC->Gspos("C10M", 1, "ALIC", 0., 0., zpos2 , 0, "ONLY"); | |
651 | // Aluminium frames | |
652 | // Outer frames | |
653 | pgpar[0] = 360/12/2; | |
654 | pgpar[1] = 360.; | |
655 | pgpar[2] = 12.; | |
656 | pgpar[3] = 2; | |
657 | pgpar[4] = -dframez/2; | |
658 | pgpar[5] = iChamber->frMax; | |
659 | pgpar[6] = pgpar[5]+dframep; | |
660 | pgpar[7] = +dframez/2; | |
661 | pgpar[8] = pgpar[5]; | |
662 | pgpar[9] = pgpar[6]; | |
663 | pMC->Gsvolu("C09O", "PGON", idtmed[1103], pgpar, 10); | |
664 | pMC->Gsvolu("C10O", "PGON", idtmed[1103], pgpar, 10); | |
665 | pMC->Gspos("C09O",1,"C09M", 0.,0.,-zfpos, 0,"ONLY"); | |
666 | pMC->Gspos("C09O",2,"C09M", 0.,0.,+zfpos, 0,"ONLY"); | |
667 | pMC->Gspos("C10O",1,"C10M", 0.,0.,-zfpos, 0,"ONLY"); | |
668 | pMC->Gspos("C10O",2,"C10M", 0.,0.,+zfpos, 0,"ONLY"); | |
669 | // | |
670 | // Inner frame | |
671 | tpar[0]= iChamber->frMin-dframep; | |
672 | tpar[1]= iChamber->frMin; | |
673 | tpar[2]= dframez/2; | |
674 | pMC->Gsvolu("C09I", "TUBE", idtmed[1103], tpar, 3); | |
675 | pMC->Gsvolu("C10I", "TUBE", idtmed[1103], tpar, 3); | |
676 | ||
677 | pMC->Gspos("C09I",1,"C09M", 0.,0.,-zfpos, 0,"ONLY"); | |
678 | pMC->Gspos("C09I",2,"C09M", 0.,0.,+zfpos, 0,"ONLY"); | |
679 | pMC->Gspos("C10I",1,"C10M", 0.,0.,-zfpos, 0,"ONLY"); | |
680 | pMC->Gspos("C10I",2,"C10M", 0.,0.,+zfpos, 0,"ONLY"); | |
681 | // | |
682 | // Frame Crosses | |
683 | bpar[0] = (iChamber->frMax - iChamber->frMin)/2; | |
684 | bpar[1] = dframep/2; | |
685 | bpar[2] = dframez/2; | |
686 | pMC->Gsvolu("C09B", "BOX", idtmed[1103], bpar, 3); | |
687 | pMC->Gsvolu("C10B", "BOX", idtmed[1103], bpar, 3); | |
688 | ||
689 | pMC->Gspos("C09B",1,"C09M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
690 | idrotm[1100],"ONLY"); | |
691 | pMC->Gspos("C09B",2,"C09M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
692 | idrotm[1100],"ONLY"); | |
693 | pMC->Gspos("C09B",3,"C09M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
694 | idrotm[1101],"ONLY"); | |
695 | pMC->Gspos("C09B",4,"C09M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
696 | idrotm[1101],"ONLY"); | |
697 | pMC->Gspos("C09B",5,"C09M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
698 | idrotm[1100],"ONLY"); | |
699 | pMC->Gspos("C09B",6,"C09M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
700 | idrotm[1100],"ONLY"); | |
701 | pMC->Gspos("C09B",7,"C09M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
702 | idrotm[1101],"ONLY"); | |
703 | pMC->Gspos("C09B",8,"C09M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
704 | idrotm[1101],"ONLY"); | |
705 | ||
706 | pMC->Gspos("C10B",1,"C10M", +iChamber->frMin+bpar[0] , 0,-zfpos, | |
707 | idrotm[1100],"ONLY"); | |
708 | pMC->Gspos("C10B",2,"C10M", -iChamber->frMin-bpar[0] , 0,-zfpos, | |
709 | idrotm[1100],"ONLY"); | |
710 | pMC->Gspos("C10B",3,"C10M", 0, +iChamber->frMin+bpar[0] ,-zfpos, | |
711 | idrotm[1101],"ONLY"); | |
712 | pMC->Gspos("C10B",4,"C10M", 0, -iChamber->frMin-bpar[0] ,-zfpos, | |
713 | idrotm[1101],"ONLY"); | |
714 | pMC->Gspos("C10B",5,"C10M", +iChamber->frMin+bpar[0] , 0,+zfpos, | |
715 | idrotm[1100],"ONLY"); | |
716 | pMC->Gspos("C10B",6,"C10M", -iChamber->frMin-bpar[0] , 0,+zfpos, | |
717 | idrotm[1100],"ONLY"); | |
718 | pMC->Gspos("C10B",7,"C10M", 0, +iChamber->frMin+bpar[0] ,+zfpos, | |
719 | idrotm[1101],"ONLY"); | |
720 | pMC->Gspos("C10B",8,"C10M", 0, -iChamber->frMin-bpar[0] ,+zfpos, | |
721 | idrotm[1101],"ONLY"); | |
722 | ||
723 | // | |
724 | // Chamber Material represented by Alu sheet | |
725 | tpar[0]= iChamber->frMin+dframep*2; | |
726 | tpar[1]= iChamber->frMax-dframep*2; | |
727 | tpar[2] = (iChamber->fdGas+iChamber->fdAlu)/2; | |
728 | pMC->Gsvolu("C09A", "TUBE", idtmed[1103], tpar, 3); | |
729 | pMC->Gsvolu("C10A", "TUBE", idtmed[1103], tpar, 3); | |
730 | pMC->Gspos("C09A", 1, "C09M", 0., 0., 0., 0, "ONLY"); | |
731 | pMC->Gspos("C10A", 1, "C10M", 0., 0., 0., 0, "ONLY"); | |
732 | // | |
733 | // Sensitive volumes | |
734 | // tpar[2] = iChamber->fdGas; | |
735 | tpar[2] = iChamber->fdGas/2; | |
736 | pMC->Gsvolu("C09G", "TUBE", idtmed[1105], tpar, 3); | |
737 | pMC->Gsvolu("C10G", "TUBE", idtmed[1105], tpar, 3); | |
738 | pMC->Gspos("C09G", 1, "C09A", 0., 0., 0., 0, "ONLY"); | |
739 | pMC->Gspos("C10G", 1, "C10A", 0., 0., 0., 0, "ONLY"); | |
740 | // | |
741 | // Frame Crosses to be placed inside gas | |
742 | dr = (iChamber->frMax - iChamber->frMin); | |
743 | bpar[0] = TMath::Sqrt(dr*dr-dframep*dframep/4)/2; | |
744 | bpar[1] = dframep/2; | |
745 | bpar[2] = iChamber->fdGas/2; | |
746 | pMC->Gsvolu("C09F", "BOX", idtmed[1103], bpar, 3); | |
747 | pMC->Gsvolu("C10F", "BOX", idtmed[1103], bpar, 3); | |
748 | ||
749 | pMC->Gspos("C09F",1,"C09G", +iChamber->frMin+bpar[0] , 0, 0, | |
750 | idrotm[1100],"ONLY"); | |
751 | pMC->Gspos("C09F",2,"C09G", -iChamber->frMin-bpar[0] , 0, 0, | |
752 | idrotm[1100],"ONLY"); | |
753 | pMC->Gspos("C09F",3,"C09G", 0, +iChamber->frMin+bpar[0] , 0, | |
754 | idrotm[1101],"ONLY"); | |
755 | pMC->Gspos("C09F",4,"C09G", 0, -iChamber->frMin-bpar[0] , 0, | |
756 | idrotm[1101],"ONLY"); | |
757 | ||
758 | pMC->Gspos("C10F",1,"C10G", +iChamber->frMin+bpar[0] , 0, 0, | |
759 | idrotm[1100],"ONLY"); | |
760 | pMC->Gspos("C10F",2,"C10G", -iChamber->frMin-bpar[0] , 0, 0, | |
761 | idrotm[1100],"ONLY"); | |
762 | pMC->Gspos("C10F",3,"C10G", 0, +iChamber->frMin+bpar[0] , 0, | |
763 | idrotm[1101],"ONLY"); | |
764 | pMC->Gspos("C10F",4,"C10G", 0, -iChamber->frMin-bpar[0] , 0, | |
765 | idrotm[1101],"ONLY"); | |
766 | ||
767 | /////////////////////////////////////// | |
768 | // GEOMETRY FOR THE TRIGGER CHAMBERS // | |
769 | /////////////////////////////////////// | |
770 | ||
771 | // Distance between planes inside each trigger station | |
772 | const Float_t DTPLANES = 15.; | |
773 | ||
774 | // Parameters of the Trigger Chambers | |
775 | //Station 1 | |
776 | ||
777 | const Float_t X_MC1_MIN=38.; | |
778 | const Float_t X_MC1_MED=51.; | |
779 | const Float_t X_MC1_MAX=272.; | |
780 | const Float_t Y_MC1_MIN=34.; | |
781 | const Float_t Y_MC1_MAX=51.; | |
782 | const Float_t R_MIN1=48.; | |
783 | const Float_t R_MAX1=64.; | |
784 | ||
785 | // Station 1 | |
786 | iChamber=(AliMUONchamber*) (*fChambers)[10]; | |
787 | zpos1=iChamber->ZPosition(); | |
788 | zpos2=zpos1+DTPLANES; | |
789 | ||
790 | // Mother volume definition | |
791 | tpar[0] = iChamber->frMin; | |
792 | tpar[1] = iChamber->frMax; | |
793 | tpar[2] = 0.4; | |
794 | pMC->Gsvolu("CM11", "TUBE", idtmed[1100], tpar, 3); | |
795 | pMC->Gsvolu("CM12", "TUBE", idtmed[1100], tpar, 3); | |
796 | ||
797 | // Definition of the flange between the beam shielding and the RPC | |
798 | tpar[0]= R_MIN1; | |
799 | tpar[1]= R_MAX1; | |
800 | tpar[2]= 0.4; | |
801 | ||
802 | pMC->Gsvolu("CF1A", "TUBE", idtmed[1103], tpar, 3); //Al | |
803 | pMC->Gspos("CF1A", 1, "CM11", 0., 0., 0., 0, "MANY"); | |
804 | pMC->Gspos("CF1A", 2, "CM12", 0., 0., 0., 0, "MANY"); | |
805 | ||
806 | // Definition of prototype for chambers in the first plane | |
807 | ||
808 | tpar[0]= 0.; | |
809 | tpar[1]= 0.; | |
810 | tpar[2]= 0.; | |
811 | ||
812 | pMC->Gsvolu("CC1A", "BOX ", idtmed[1103], tpar, 0); //Al | |
813 | pMC->Gsvolu("CB1A", "BOX ", idtmed[1107], tpar, 0); //Bakelite | |
814 | pMC->Gsvolu("CG1A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer | |
815 | ||
816 | // chamber type A | |
817 | tpar[0] = -1.; | |
818 | tpar[1] = -1.; | |
819 | ||
820 | const Float_t X_MC1A=X_MC1_MED+(X_MC1_MAX-X_MC1_MED)/2.; | |
821 | const Float_t Y_MC1A=0.; | |
822 | const Float_t Z_MC1A=0.; | |
823 | ||
824 | tpar[2] = 0.1; | |
825 | pMC->Gsposp("CG1A", 1, "CB1A", 0., 0., 0., 0, "ONLY",tpar,3); | |
826 | tpar[2] = 0.3; | |
827 | pMC->Gsposp("CB1A", 1, "CC1A", 0., 0., 0., 0, "ONLY",tpar,3); | |
828 | tpar[2] = 0.4; | |
829 | tpar[0] = (X_MC1_MAX-X_MC1_MED)/2.; | |
830 | tpar[1] = Y_MC1_MIN; | |
831 | pMC->Gsposp("CC1A", 1, "CM11",X_MC1A,Y_MC1A,Z_MC1A, 0, "ONLY", tpar, 3); | |
832 | pMC->Gsposp("CC1A", 2, "CM11",-X_MC1A,Y_MC1A,Z_MC1A, 0, "ONLY", tpar, 3); | |
833 | ||
834 | // chamber type B | |
835 | tpar[0] = (X_MC1_MAX-X_MC1_MIN)/2.; | |
836 | tpar[1] = (Y_MC1_MAX-Y_MC1_MIN)/2.; | |
837 | ||
838 | const Float_t X_MC1B=X_MC1_MIN+tpar[0]; | |
839 | const Float_t Y_MC1B=Y_MC1_MIN+tpar[1]; | |
840 | const Float_t Z_MC1B=0.; | |
841 | ||
842 | pMC->Gsposp("CC1A", 3, "CM11",X_MC1B,Y_MC1B,Z_MC1B, 0, "ONLY", tpar, 3); | |
843 | pMC->Gsposp("CC1A", 4, "CM11",-X_MC1B,Y_MC1B,Z_MC1B, 0, "ONLY", tpar, 3); | |
844 | pMC->Gsposp("CC1A", 5, "CM11",X_MC1B,-Y_MC1B,Z_MC1B, 0, "ONLY", tpar, 3); | |
845 | pMC->Gsposp("CC1A", 6, "CM11",-X_MC1B,-Y_MC1B,Z_MC1B, 0, "ONLY", tpar, 3); | |
846 | ||
847 | // chamber type C | |
848 | tpar[0] = X_MC1_MAX/2; | |
849 | tpar[1] = Y_MC1_MAX/2; | |
850 | ||
851 | const Float_t X_MC1C=tpar[0]; | |
852 | const Float_t Y_MC1C=Y_MC1_MAX+tpar[1]; | |
853 | const Float_t Z_MC1C=0.; | |
854 | ||
855 | pMC->Gsposp("CC1A", 7, "CM11",X_MC1C,Y_MC1C,Z_MC1C, 0, "ONLY", tpar, 3); | |
856 | pMC->Gsposp("CC1A", 8, "CM11",-X_MC1C,Y_MC1C,Z_MC1C, 0, "ONLY", tpar, 3); | |
857 | pMC->Gsposp("CC1A", 9, "CM11",X_MC1C,-Y_MC1C,Z_MC1C, 0, "ONLY", tpar, 3); | |
858 | pMC->Gsposp("CC1A", 10, "CM11",-X_MC1C,-Y_MC1C,Z_MC1C, 0, "ONLY", tpar, 3); | |
859 | ||
860 | // chamber type D | |
861 | tpar[0] = X_MC1_MAX/2.; | |
862 | tpar[1] = Y_MC1_MIN; | |
863 | ||
864 | const Float_t X_MC1D=tpar[0]; | |
865 | const Float_t Z_MC1D=0.; | |
866 | ||
867 | Float_t Y_MC1D=4.*Y_MC1_MIN; | |
868 | pMC->Gsposp("CC1A", 11, "CM11",X_MC1D,Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
869 | pMC->Gsposp("CC1A", 12, "CM11",X_MC1D,-Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
870 | pMC->Gsposp("CC1A", 13, "CM11",-X_MC1D,Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
871 | pMC->Gsposp("CC1A", 14, "CM11",-X_MC1D,-Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
872 | ||
873 | Y_MC1D=6.*Y_MC1_MIN; | |
874 | pMC->Gsposp("CC1A", 15, "CM11",X_MC1D,Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
875 | pMC->Gsposp("CC1A", 16, "CM11",X_MC1D,-Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
876 | pMC->Gsposp("CC1A", 17, "CM11",-X_MC1D,Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
877 | pMC->Gsposp("CC1A", 18, "CM11",-X_MC1D,-Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
878 | ||
879 | Y_MC1D=8.*Y_MC1_MIN; | |
880 | pMC->Gsposp("CC1A", 19, "CM11",X_MC1D,Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
881 | pMC->Gsposp("CC1A", 20, "CM11",X_MC1D,-Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
882 | pMC->Gsposp("CC1A", 21, "CM11",-X_MC1D,Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
883 | pMC->Gsposp("CC1A", 22, "CM11",-X_MC1D,-Y_MC1D,Z_MC1D, 0, "ONLY", tpar, 3); | |
884 | ||
885 | // Positioning first plane in ALICE | |
886 | pMC->Gspos("CM11", 1, "ALIC", 0., 0., zpos1, 0, "ONLY"); | |
887 | ||
888 | // End of geometry definition for the first plane | |
889 | ||
890 | // Station 1 - plan 2 - same RPCs as plan 1 ==> small non covered area | |
891 | // Y position moved (ratio zpos2/zpos1) | |
892 | const Float_t Z_1S2=zpos2/zpos1; | |
893 | ||
894 | // Definition of prototype for chambers in the second plane | |
895 | ||
896 | tpar[0]= 0.; | |
897 | tpar[1]= 0.; | |
898 | tpar[2]= 0.; | |
899 | ||
900 | pMC->Gsvolu("CC2A", "BOX ", idtmed[1103], tpar, 0); //Al | |
901 | pMC->Gsvolu("CB2A", "BOX ", idtmed[1107], tpar, 0); //Bakelite | |
902 | pMC->Gsvolu("CG2A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer | |
903 | ||
904 | // chamber type A | |
905 | tpar[0] = -1.; | |
906 | tpar[1] = -1.; | |
907 | ||
908 | const Float_t X_MC2A=X_MC1A; | |
909 | const Float_t Y_MC2A=0.; | |
910 | const Float_t Z_MC2A=0.; | |
911 | ||
912 | tpar[2] = 0.1; | |
913 | pMC->Gsposp("CG2A", 1, "CB2A", 0., 0., 0., 0, "ONLY",tpar,3); | |
914 | tpar[2] = 0.3; | |
915 | pMC->Gsposp("CB2A", 1, "CC2A", 0., 0., 0., 0, "ONLY",tpar,3); | |
916 | tpar[2] = 0.4; | |
917 | tpar[0] = (X_MC1_MAX-X_MC1_MED)/2.; | |
918 | tpar[1] = Y_MC1_MIN; | |
919 | pMC->Gsposp("CC2A", 1, "CM12",X_MC2A,Y_MC2A,Z_MC2A, 0, "ONLY", tpar, 3); | |
920 | pMC->Gsposp("CC2A", 2, "CM12",-X_MC2A,Y_MC2A,Z_MC2A, 0, "ONLY", tpar, 3); | |
921 | ||
922 | // chamber type B | |
923 | tpar[0] = (X_MC1_MAX-X_MC1_MIN)/2.; | |
924 | tpar[1] = (Y_MC1_MAX-Y_MC1_MIN)/2.; | |
925 | ||
926 | const Float_t X_MC2B=X_MC1B; | |
927 | const Float_t Y_MC2B=2.*Y_MC1_MIN*Z_1S2-Y_MC1_MIN*1.5+Y_MC1_MAX*0.5; | |
928 | const Float_t Z_MC2B=0.; | |
929 | ||
930 | pMC->Gsposp("CC2A", 3, "CM12",X_MC2B,Y_MC2B,Z_MC2B, 0, "ONLY", tpar, 3); | |
931 | pMC->Gsposp("CC2A", 4, "CM12",-X_MC2B,Y_MC2B,Z_MC2B, 0, "ONLY", tpar, 3); | |
932 | pMC->Gsposp("CC2A", 5, "CM12",X_MC2B,-Y_MC2B,Z_MC2B, 0, "ONLY", tpar, 3); | |
933 | pMC->Gsposp("CC2A", 6, "CM12",-X_MC2B,-Y_MC2B,Z_MC2B, 0, "ONLY", tpar, 3); | |
934 | ||
935 | // chamber type C | |
936 | tpar[0] = X_MC1_MAX/2; | |
937 | tpar[1] = Y_MC1_MAX/2; | |
938 | ||
939 | const Float_t X_MC2C=X_MC1C; | |
940 | const Float_t Y_MC2C=2.*Y_MC1_MIN*Z_1S2-Y_MC1_MIN*2.+Y_MC1_MAX*1.5; | |
941 | const Float_t Z_MC2C=0.; | |
942 | ||
943 | pMC->Gsposp("CC2A", 7, "CM12",X_MC2C,Y_MC2C,Z_MC2C, 0, "ONLY", tpar, 3); | |
944 | pMC->Gsposp("CC2A", 8, "CM12",-X_MC2C,Y_MC2C,Z_MC2C, 0, "ONLY", tpar, 3); | |
945 | pMC->Gsposp("CC2A", 9, "CM12",X_MC2C,-Y_MC2C,Z_MC2C, 0, "ONLY", tpar, 3); | |
946 | pMC->Gsposp("CC2A", 10, "CM12",-X_MC2C,-Y_MC2C,Z_MC2C, 0, "ONLY", tpar, 3); | |
947 | ||
948 | // chamber type D | |
949 | tpar[0] = X_MC1_MAX/2.; | |
950 | tpar[1] = Y_MC1_MIN; | |
951 | ||
952 | const Float_t X_MC2D=X_MC1D; | |
953 | const Float_t Z_MC2D=0.; | |
954 | ||
955 | Float_t Y_MC2D=4.*Y_MC1_MIN*Z_1S2; | |
956 | pMC->Gsposp("CC2A", 11, "CM12",X_MC2D,Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
957 | pMC->Gsposp("CC2A", 12, "CM12",X_MC2D,-Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
958 | pMC->Gsposp("CC2A", 13, "CM12",-X_MC2D,Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
959 | pMC->Gsposp("CC2A", 14, "CM12",-X_MC2D,-Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
960 | ||
961 | Y_MC2D=6.*Y_MC1_MIN*Z_1S2; | |
962 | pMC->Gsposp("CC2A", 15, "CM12",X_MC2D,Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
963 | pMC->Gsposp("CC2A", 16, "CM12",X_MC2D,-Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
964 | pMC->Gsposp("CC2A", 17, "CM12",-X_MC2D,Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
965 | pMC->Gsposp("CC2A", 18, "CM12",-X_MC2D,-Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
966 | ||
967 | Y_MC2D=8.*Y_MC1_MIN*Z_1S2; | |
968 | pMC->Gsposp("CC2A", 19, "CM12",X_MC2D,Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
969 | pMC->Gsposp("CC2A", 20, "CM12",X_MC2D,-Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
970 | pMC->Gsposp("CC2A", 21, "CM12",-X_MC2D,Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
971 | pMC->Gsposp("CC2A", 22, "CM12",-X_MC2D,-Y_MC2D,Z_MC2D, 0, "ONLY", tpar, 3); | |
972 | ||
973 | pMC->Gspos("CM12", 1, "ALIC", 0., 0., zpos2, 0, "ONLY"); | |
974 | ||
975 | // Station 2 | |
976 | iChamber=(AliMUONchamber*) (*fChambers)[12]; | |
977 | Float_t zpos3=iChamber->ZPosition(); | |
978 | Float_t zpos4=zpos3+DTPLANES; | |
979 | ||
980 | // Parameters of the Trigger Chambers | |
981 | //Station 2 | |
982 | const Float_t X_MC3_MIN=X_MC1_MIN*zpos3/zpos1; | |
983 | const Float_t X_MC3_MED=X_MC1_MED*zpos3/zpos1; | |
984 | const Float_t X_MC3_MAX=X_MC1_MAX*zpos3/zpos1; | |
985 | const Float_t Y_MC3_MIN=Y_MC1_MIN*zpos3/zpos1; | |
986 | const Float_t Y_MC3_MAX=Y_MC1_MAX*zpos3/zpos1; | |
987 | const Float_t R_MIN3=R_MIN1*zpos3/zpos1; | |
988 | const Float_t R_MAX3=R_MAX1*zpos3/zpos1; | |
989 | ||
990 | // Mother volume definition | |
991 | tpar[0] = iChamber->frMin; | |
992 | tpar[1] = iChamber->frMax; | |
993 | tpar[2] = 0.4; | |
994 | pMC->Gsvolu("CM21", "TUBE", idtmed[1100], tpar, 3); | |
995 | pMC->Gsvolu("CM22", "TUBE", idtmed[1100], tpar, 3); | |
996 | ||
997 | // Definition of the flange between the beam shielding and the RPC | |
998 | tpar[0]= R_MIN3; | |
999 | tpar[1]= R_MAX3; | |
1000 | tpar[2]= 0.4; | |
1001 | ||
1002 | pMC->Gsvolu("CF2A", "TUBE", idtmed[1103], tpar, 3); //Al | |
1003 | pMC->Gspos("CF2A", 1, "CM21", 0., 0., 0., 0, "MANY"); | |
1004 | pMC->Gspos("CF2A", 2, "CM22", 0., 0., 0., 0, "MANY"); | |
1005 | ||
1006 | // Definition of prototype for chambers in the third plane | |
1007 | ||
1008 | tpar[0]= 0.; | |
1009 | tpar[1]= 0.; | |
1010 | tpar[2]= 0.; | |
1011 | ||
1012 | pMC->Gsvolu("CC3A", "BOX ", idtmed[1103], tpar, 0); //Al | |
1013 | pMC->Gsvolu("CB3A", "BOX ", idtmed[1107], tpar, 0); //Bakelite | |
1014 | pMC->Gsvolu("CG3A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer | |
1015 | ||
1016 | // chamber type A | |
1017 | tpar[0] = -1.; | |
1018 | tpar[1] = -1.; | |
1019 | ||
1020 | const Float_t X_MC3A=X_MC3_MED+(X_MC3_MAX-X_MC3_MED)/2.; | |
1021 | const Float_t Y_MC3A=0.; | |
1022 | const Float_t Z_MC3A=0.; | |
1023 | ||
1024 | tpar[2] = 0.1; | |
1025 | pMC->Gsposp("CG3A", 1, "CB3A", 0., 0., 0., 0, "ONLY",tpar,3); | |
1026 | tpar[2] = 0.3; | |
1027 | pMC->Gsposp("CB3A", 1, "CC3A", 0., 0., 0., 0, "ONLY",tpar,3); | |
1028 | tpar[0] = (X_MC3_MAX-X_MC3_MED)/2.; | |
1029 | tpar[1] = Y_MC3_MIN; | |
1030 | tpar[2] = 0.4; | |
1031 | pMC->Gsposp("CC3A", 1, "CM21",X_MC3A,Y_MC3A,Z_MC3A, 0, "ONLY", tpar, 3); | |
1032 | pMC->Gsposp("CC3A", 2, "CM21",-X_MC3A,Y_MC3A,Z_MC3A, 0, "ONLY", tpar, 3); | |
1033 | ||
1034 | // chamber type B | |
1035 | tpar[0] = (X_MC3_MAX-X_MC3_MIN)/2.; | |
1036 | tpar[1] = (Y_MC3_MAX-Y_MC3_MIN)/2.; | |
1037 | ||
1038 | const Float_t X_MC3B=X_MC3_MIN+tpar[0]; | |
1039 | const Float_t Y_MC3B=Y_MC3_MIN+tpar[1]; | |
1040 | const Float_t Z_MC3B=0.; | |
1041 | ||
1042 | pMC->Gsposp("CC3A", 3, "CM21",X_MC3B,Y_MC3B,Z_MC3B, 0, "ONLY", tpar, 3); | |
1043 | pMC->Gsposp("CC3A", 4, "CM21",-X_MC3B,Y_MC3B,Z_MC3B, 0, "ONLY", tpar, 3); | |
1044 | pMC->Gsposp("CC3A", 5, "CM21",X_MC3B,-Y_MC3B,Z_MC3B, 0, "ONLY", tpar, 3); | |
1045 | pMC->Gsposp("CC3A", 6, "CM21",-X_MC3B,-Y_MC3B,Z_MC3B, 0, "ONLY", tpar, 3); | |
1046 | ||
1047 | // chamber type C | |
1048 | tpar[0] = X_MC3_MAX/2.; | |
1049 | tpar[1] = Y_MC3_MAX/2.; | |
1050 | ||
1051 | const Float_t X_MC3C=tpar[0]; | |
1052 | const Float_t Y_MC3C=Y_MC3_MAX+tpar[1]; | |
1053 | const Float_t Z_MC3C=0.; | |
1054 | ||
1055 | pMC->Gsposp("CC3A", 7, "CM21",X_MC3C,Y_MC3C,Z_MC3C, 0, "ONLY", tpar, 3); | |
1056 | pMC->Gsposp("CC3A", 8, "CM21",-X_MC3C,Y_MC3C,Z_MC3C, 0, "ONLY", tpar, 3); | |
1057 | pMC->Gsposp("CC3A", 9, "CM21",X_MC3C,-Y_MC3C,Z_MC3C, 0, "ONLY", tpar, 3); | |
1058 | pMC->Gsposp("CC3A", 10, "CM21",-X_MC3C,-Y_MC3C,Z_MC3C, 0, "ONLY", tpar, 3); | |
1059 | ||
1060 | // chamber type D | |
1061 | tpar[0] = X_MC3_MAX/2.; | |
1062 | tpar[1] = Y_MC3_MIN; | |
1063 | ||
1064 | const Float_t X_MC3D=tpar[0]; | |
1065 | const Float_t Z_MC3D=0.; | |
1066 | ||
1067 | Float_t Y_MC3D=4.*Y_MC3_MIN; | |
1068 | pMC->Gsposp("CC3A", 11, "CM21",X_MC3D,Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1069 | pMC->Gsposp("CC3A", 12, "CM21",X_MC3D,-Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1070 | pMC->Gsposp("CC3A", 13, "CM21",-X_MC3D,Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1071 | pMC->Gsposp("CC3A", 14, "CM21",-X_MC3D,-Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1072 | ||
1073 | Y_MC3D=6.*Y_MC3_MIN; | |
1074 | pMC->Gsposp("CC3A", 15, "CM21",X_MC3D,Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1075 | pMC->Gsposp("CC3A", 16, "CM21",X_MC3D,-Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1076 | pMC->Gsposp("CC3A", 17, "CM21",-X_MC3D,Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1077 | pMC->Gsposp("CC3A", 18, "CM21",-X_MC3D,-Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1078 | ||
1079 | Y_MC3D=8.*Y_MC3_MIN; | |
1080 | pMC->Gsposp("CC3A", 19, "CM21",X_MC3D,Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1081 | pMC->Gsposp("CC3A", 20, "CM21",X_MC3D,-Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1082 | pMC->Gsposp("CC3A", 21, "CM21",-X_MC3D,Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1083 | pMC->Gsposp("CC3A", 22, "CM21",-X_MC3D,-Y_MC3D,Z_MC3D, 0, "ONLY", tpar, 3); | |
1084 | ||
1085 | // Positioning third plane in ALICE | |
1086 | pMC->Gspos("CM21", 1, "ALIC", 0., 0., zpos3, 0, "ONLY"); | |
1087 | ||
1088 | // End of geometry definition for the third plane | |
1089 | ||
1090 | // Station 2 - plan 4 - same RPCs as plan 3 ==> small non covered area | |
1091 | // Y position moved (ratio zpos4/zpos3) | |
1092 | const Float_t Z_3S4=zpos4/zpos3; | |
1093 | ||
1094 | // Definition of prototype for chambers in the fourth plane | |
1095 | ||
1096 | tpar[0]= 0.; | |
1097 | tpar[1]= 0.; | |
1098 | tpar[2]= 0.; | |
1099 | ||
1100 | pMC->Gsvolu("CC4A", "BOX ", idtmed[1103], tpar, 0); //Al | |
1101 | pMC->Gsvolu("CB4A", "BOX ", idtmed[1107], tpar, 0); //Bakelite | |
1102 | pMC->Gsvolu("CG4A", "BOX ", idtmed[1106], tpar, 0); //Gas streamer | |
1103 | ||
1104 | // chamber type A | |
1105 | tpar[0] = -1.; | |
1106 | tpar[1] = -1.; | |
1107 | ||
1108 | const Float_t X_MC4A=X_MC3A; | |
1109 | const Float_t Y_MC4A=0.; | |
1110 | const Float_t Z_MC4A=0.; | |
1111 | ||
1112 | tpar[2] = 0.1; | |
1113 | pMC->Gsposp("CG4A", 1, "CB4A", 0., 0., 0., 0, "ONLY",tpar,3); | |
1114 | tpar[2] = 0.3; | |
1115 | pMC->Gsposp("CB4A", 1, "CC4A", 0., 0., 0., 0, "ONLY",tpar,3); | |
1116 | tpar[2] = 0.4; | |
1117 | tpar[0] = (X_MC3_MAX-X_MC3_MED)/2.; | |
1118 | tpar[1] = Y_MC3_MIN; | |
1119 | pMC->Gsposp("CC4A", 1, "CM22",X_MC4A,Y_MC4A,Z_MC4A, 0, "ONLY", tpar, 3); | |
1120 | pMC->Gsposp("CC4A", 2, "CM22",-X_MC4A,Y_MC4A,Z_MC4A, 0, "ONLY", tpar, 3); | |
1121 | ||
1122 | // chamber type B | |
1123 | tpar[0] = (X_MC3_MAX-X_MC3_MIN)/2.; | |
1124 | tpar[1] = (Y_MC3_MAX-Y_MC3_MIN)/2.; | |
1125 | ||
1126 | const Float_t X_MC4B=X_MC3B; | |
1127 | const Float_t Y_MC4B=2.*Y_MC3_MIN*Z_3S4-Y_MC3_MIN*1.5+Y_MC3_MAX*0.5; | |
1128 | const Float_t Z_MC4B=0.; | |
1129 | ||
1130 | pMC->Gsposp("CC4A", 3, "CM22",X_MC4B,Y_MC4B,Z_MC4B, 0, "ONLY", tpar, 3); | |
1131 | pMC->Gsposp("CC4A", 4, "CM22",-X_MC4B,Y_MC4B,Z_MC4B, 0, "ONLY", tpar, 3); | |
1132 | pMC->Gsposp("CC4A", 5, "CM22",X_MC4B,-Y_MC4B,Z_MC4B, 0, "ONLY", tpar, 3); | |
1133 | pMC->Gsposp("CC4A", 6, "CM22",-X_MC4B,-Y_MC4B,Z_MC4B, 0, "ONLY", tpar, 3); | |
1134 | ||
1135 | // chamber type C | |
1136 | tpar[0] = X_MC3_MAX/2; | |
1137 | tpar[1] = Y_MC3_MAX/2; | |
1138 | ||
1139 | const Float_t X_MC4C=X_MC3C; | |
1140 | const Float_t Y_MC4C=2.*Y_MC3_MIN*Z_3S4-Y_MC3_MIN*2.+Y_MC3_MAX*1.5; | |
1141 | const Float_t Z_MC4C=0.; | |
1142 | ||
1143 | pMC->Gsposp("CC4A", 7, "CM22",X_MC4C,Y_MC4C,Z_MC4C, 0, "ONLY", tpar, 3); | |
1144 | pMC->Gsposp("CC4A", 8, "CM22",-X_MC4C,Y_MC4C,Z_MC4C, 0, "ONLY", tpar, 3); | |
1145 | pMC->Gsposp("CC4A", 9, "CM22",X_MC4C,-Y_MC4C,Z_MC4C, 0, "ONLY", tpar, 3); | |
1146 | pMC->Gsposp("CC4A", 10, "CM22",-X_MC4C,-Y_MC4C,Z_MC4C, 0, "ONLY", tpar, 3); | |
1147 | ||
1148 | // chamber type D | |
1149 | tpar[0] = X_MC3_MAX/2.; | |
1150 | tpar[1] = Y_MC3_MIN; | |
1151 | ||
1152 | const Float_t X_MC4D=X_MC3D; | |
1153 | const Float_t Z_MC4D=0.; | |
1154 | ||
1155 | Float_t Y_MC4D=4.*Y_MC3_MIN*Z_3S4; | |
1156 | pMC->Gsposp("CC4A", 11, "CM22",X_MC4D,Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1157 | pMC->Gsposp("CC4A", 12, "CM22",X_MC4D,-Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1158 | pMC->Gsposp("CC4A", 13, "CM22",-X_MC4D,Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1159 | pMC->Gsposp("CC4A", 14, "CM22",-X_MC4D,-Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1160 | ||
1161 | Y_MC4D=6.*Y_MC3_MIN*Z_3S4; | |
1162 | pMC->Gsposp("CC4A", 15, "CM22",X_MC4D,Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1163 | pMC->Gsposp("CC4A", 16, "CM22",X_MC4D,-Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1164 | pMC->Gsposp("CC4A", 17, "CM22",-X_MC4D,Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1165 | pMC->Gsposp("CC4A", 18, "CM22",-X_MC4D,-Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1166 | ||
1167 | Y_MC4D=8.*Y_MC3_MIN*Z_3S4; | |
1168 | pMC->Gsposp("CC4A", 19, "CM22",X_MC4D,Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1169 | pMC->Gsposp("CC4A", 20, "CM22",X_MC4D,-Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1170 | pMC->Gsposp("CC4A", 21, "CM22",-X_MC4D,Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1171 | pMC->Gsposp("CC4A", 22, "CM22",-X_MC4D,-Y_MC4D,Z_MC4D, 0, "ONLY", tpar, 3); | |
1172 | ||
1173 | pMC->Gspos("CM22", 1, "ALIC", 0., 0., zpos4, 0, "ONLY"); | |
1174 | } | |
1175 | ||
1176 | ||
1177 | //___________________________________________ | |
1178 | void AliMUONv0::CreateMaterials() | |
1179 | { | |
1180 | // *** DEFINITION OF AVAILABLE MUON MATERIALS *** | |
1181 | // | |
1182 | // Ar-CO2 gas | |
1183 | Float_t ag1[3] = { 39.95,12.01,16. }; | |
1184 | Float_t zg1[3] = { 18.,6.,8. }; | |
1185 | Float_t wg1[3] = { .8,.0667,.13333 }; | |
1186 | Float_t dg1 = .001821; | |
1187 | // | |
1188 | // Ar-buthane-freon gas -- trigger chambers | |
1189 | Float_t atr1[4] = { 39.95,12.01,1.01,19. }; | |
1190 | Float_t ztr1[4] = { 18.,6.,1.,9. }; | |
1191 | Float_t wtr1[4] = { .56,.1262857,.2857143,.028 }; | |
1192 | Float_t dtr1 = .002599; | |
1193 | // | |
1194 | // Ar-CO2 gas | |
1195 | Float_t agas[3] = { 39.95,12.01,16. }; | |
1196 | Float_t zgas[3] = { 18.,6.,8. }; | |
1197 | Float_t wgas[3] = { .74,.086684,.173316 }; | |
1198 | Float_t dgas = .0018327; | |
1199 | // | |
1200 | // Ar-Isobutane gas (80%+20%) -- tracking | |
1201 | Float_t ag[3] = { 39.95,12.01,1.01 }; | |
1202 | Float_t zg[3] = { 18.,6.,1. }; | |
1203 | Float_t wg[3] = { .8,.057,.143 }; | |
1204 | Float_t dg = .0019596; | |
1205 | // | |
1206 | // Ar-Isobutane-Forane-SF6 gas (49%+7%+40%+4%) -- trigger | |
1207 | Float_t atrig[5] = { 39.95,12.01,1.01,19.,32.066 }; | |
1208 | Float_t ztrig[5] = { 18.,6.,1.,9.,16. }; | |
1209 | Float_t wtrig[5] = { .49,1.08,1.5,1.84,0.04 }; | |
1210 | Float_t dtrig = .0031463; | |
1211 | // | |
1212 | // bakelite | |
1213 | ||
1214 | Float_t abak[3] = {12.01 , 1.01 , 16.}; | |
1215 | Float_t zbak[3] = {6. , 1. , 8.}; | |
1216 | Float_t wbak[3] = {6. , 6. , 1.}; | |
1217 | Float_t dbak = 1.4; | |
1218 | ||
1219 | Float_t epsil, stmin, deemax, tmaxfd, stemax; | |
1220 | ||
1221 | Int_t ISXFLD = gAlice->Field()->Integ(); | |
1222 | Float_t SXMGMX = gAlice->Field()->Max(); | |
1223 | // | |
1224 | // --- Define the various materials for GEANT --- | |
1225 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
1226 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
1227 | AliMixture(19, "Bakelite$", abak, zbak, dbak, -3, wbak); | |
1228 | AliMixture(20, "ArC4H10 GAS$", ag, zg, dg, 3, wg); | |
1229 | AliMixture(21, "TRIG GAS$", atrig, ztrig, dtrig, -5, wtrig); | |
1230 | AliMixture(22, "ArCO2 80%$", ag1, zg1, dg1, 3, wg1); | |
1231 | AliMixture(23, "Ar-freon $", atr1, ztr1, dtr1, 4, wtr1); | |
1232 | AliMixture(24, "ArCO2 GAS$", agas, zgas, dgas, 3, wgas); | |
1233 | ||
1234 | epsil = .001; // Tracking precision, | |
1235 | stemax = -1.; // Maximum displacement for multiple scat | |
1236 | tmaxfd = -20.; // Maximum angle due to field deflection | |
1237 | deemax = -.3; // Maximum fractional energy loss, DLS | |
1238 | stmin = -.8; | |
1239 | // | |
1240 | // Air | |
1241 | AliMedium(1101, "AIR_CH_US ", 15, 1, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
1242 | // | |
1243 | // Aluminum | |
1244 | ||
1245 | AliMedium(1104, "ALU_CH_US ", 9, 0, ISXFLD, SXMGMX, tmaxfd, fMaxStepAlu, | |
1246 | fMaxDestepAlu, epsil, stmin); | |
1247 | // | |
1248 | // Ar-isoC4H10 gas | |
1249 | ||
1250 | AliMedium(1106, "AR_CH_US ", 20, 1, ISXFLD, SXMGMX, tmaxfd, fMaxStepGas, | |
1251 | fMaxDestepGas, epsil, stmin); | |
1252 | // | |
1253 | // Ar-Isobuthane-Forane-SF6 gas | |
1254 | ||
1255 | AliMedium(1107, "GAS_CH_TRIGGER ", 21, 1, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
1256 | ||
1257 | AliMedium(1108, "BAKE_CH_TRIGGER ", 19, 0, ISXFLD, SXMGMX, tmaxfd, fMaxStepAlu, | |
1258 | fMaxDestepAlu, epsil, stmin); | |
1259 | ||
1260 | } | |
1261 | ||
1262 | //___________________________________________ | |
1263 | ||
1264 | void AliMUONv0::Init() | |
1265 | { | |
1266 | printf("\n\n\n Start Init for version 0 - CPC chamber type\n\n\n"); | |
1267 | ||
1268 | // | |
1269 | // Initialize Tracking Chambers | |
1270 | // | |
1271 | for (Int_t i=0; i<NCH; i++) { | |
1272 | ( (AliMUONchamber*) (*fChambers)[i])->Init(); | |
1273 | } | |
1274 | // | |
1275 | // Set the chamber (sensitive region) GEANT identifier | |
1276 | AliMC* pMC = AliMC::GetMC(); | |
1277 | ((AliMUONchamber*)(*fChambers)[0])->SetGid(pMC->VolId("C01G")); | |
1278 | ((AliMUONchamber*)(*fChambers)[1])->SetGid(pMC->VolId("C02G")); | |
1279 | ((AliMUONchamber*)(*fChambers)[2])->SetGid(pMC->VolId("C03G")); | |
1280 | ((AliMUONchamber*)(*fChambers)[3])->SetGid(pMC->VolId("C04G")); | |
1281 | ((AliMUONchamber*)(*fChambers)[4])->SetGid(pMC->VolId("C05G")); | |
1282 | ((AliMUONchamber*)(*fChambers)[5])->SetGid(pMC->VolId("C06G")); | |
1283 | ((AliMUONchamber*)(*fChambers)[6])->SetGid(pMC->VolId("C07G")); | |
1284 | ((AliMUONchamber*)(*fChambers)[7])->SetGid(pMC->VolId("C08G")); | |
1285 | ((AliMUONchamber*)(*fChambers)[8])->SetGid(pMC->VolId("C09G")); | |
1286 | ((AliMUONchamber*)(*fChambers)[9])->SetGid(pMC->VolId("C10G")); | |
1287 | ((AliMUONchamber*)(*fChambers)[10])->SetGid(pMC->VolId("CG1A")); | |
1288 | ((AliMUONchamber*)(*fChambers)[11])->SetGid(pMC->VolId("CG2A")); | |
1289 | ((AliMUONchamber*)(*fChambers)[12])->SetGid(pMC->VolId("CG3A")); | |
1290 | ((AliMUONchamber*)(*fChambers)[13])->SetGid(pMC->VolId("CG4A")); | |
1291 | ||
1292 | printf("\n\n\n Finished Init for version 0 - CPC chamber type\n\n\n"); | |
1293 | } | |
1294 | ||
1295 | //___________________________________________ | |
1296 | void AliMUONv0::StepManager() | |
1297 | { | |
1298 | Int_t copy, id; | |
1299 | static Int_t idvol; | |
1300 | static Int_t vol[2]; | |
1301 | Int_t ipart; | |
1302 | static Float_t hits[9]; | |
1303 | Float_t pos[3]; | |
1304 | Float_t mom[4]; | |
1305 | Float_t theta,phi; | |
1306 | Float_t destep, step; | |
1307 | static Float_t eloss, xhit, yhit, tlength; | |
1308 | const Float_t big=1.e10; | |
1309 | ||
1310 | TClonesArray &lhits = *fHits; | |
1311 | AliMC* pMC = AliMC::GetMC(); | |
1312 | ||
1313 | // | |
1314 | // Set maximum step size for gas | |
1315 | // numed=pMC->GetMedium(); | |
1316 | // | |
1317 | // Only charged tracks | |
1318 | if( !(pMC->TrackCharge()) ) return; | |
1319 | // | |
1320 | // Only gas gap inside chamber | |
1321 | // Tag chambers and record hits when track enters | |
1322 | idvol=-1; | |
1323 | id=pMC->CurrentVol(0,copy); | |
1324 | ||
1325 | for (Int_t i=1; i<=NCH; i++) { | |
1326 | if(id==((AliMUONchamber*)(*fChambers)[i-1])->GetGid()){ | |
1327 | vol[0]=i; | |
1328 | idvol=i-1; | |
1329 | } | |
1330 | } | |
1331 | if (idvol == -1) return; | |
1332 | // | |
1333 | // Get current particle id (ipart), track position (pos) and momentum (mom) | |
1334 | pMC->TrackPosition(pos); | |
1335 | pMC->TrackMomentum(mom); | |
1336 | ||
1337 | ipart = pMC->TrackPid(); | |
1338 | // | |
1339 | // momentum loss and steplength in last step | |
1340 | destep = pMC->Edep(); | |
1341 | step = pMC->TrackStep(); | |
1342 | ||
1343 | // | |
1344 | // record hits when track enters ... | |
1345 | if( pMC->TrackEntering()) { | |
1346 | pMC->SetMaxStep(fMaxStepGas); | |
1347 | Double_t tc = mom[0]*mom[0]+mom[1]*mom[1]; | |
1348 | Double_t rt = TMath::Sqrt(tc); | |
1349 | theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg; | |
1350 | phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg; | |
1351 | hits[0] = Float_t(ipart); // Geant3 particle type | |
1352 | hits[1] = pos[0]; // X-position for hit | |
1353 | hits[2] = pos[1]; // Y-position for hit | |
1354 | hits[3] = pos[2]; // Z-position for hit | |
1355 | hits[4] = theta; // theta angle of incidence | |
1356 | hits[5] = phi; // phi angle of incidence | |
1357 | hits[8] = (Float_t) fNclusters; // first padhit | |
1358 | hits[9] = -1; // last pad hit | |
1359 | // phi angle of incidence | |
1360 | tlength = 0; | |
1361 | eloss = 0; | |
1362 | xhit = pos[0]; | |
1363 | yhit = pos[1]; | |
1364 | // Only if not trigger chamber | |
1365 | if(idvol<10) { | |
1366 | // | |
1367 | // Initialize hit position (cursor) in the segmentation model | |
1368 | ((AliMUONchamber*) (*fChambers)[idvol]) | |
1369 | ->SigGenInit(pos[0], pos[1], pos[2]); | |
1370 | } else { | |
1371 | //geant3->Gpcxyz(); | |
1372 | //printf("In the Trigger Chamber #%d\n",idvol-9); | |
1373 | } | |
1374 | } | |
1375 | ||
1376 | // | |
1377 | // Calculate the charge induced on a pad (disintegration) in case | |
1378 | // | |
1379 | // Mip left chamber ... | |
1380 | if( pMC->TrackExiting() || pMC->TrackStop() || pMC->TrackDisappear()){ | |
1381 | pMC->SetMaxStep(big); | |
1382 | eloss += destep; | |
1383 | tlength += step; | |
1384 | ||
1385 | // Only if not trigger chamber | |
1386 | if(idvol<10) { | |
1387 | if (eloss > 0) MakePadHits(xhit,yhit,eloss,idvol); | |
1388 | } | |
1389 | ||
1390 | hits[6]=tlength; | |
1391 | hits[7]=eloss; | |
1392 | if (fNclusters > (Int_t)hits[8]) { | |
1393 | hits[8]= hits[8]+1; | |
1394 | hits[9]= (Float_t) fNclusters; | |
1395 | } | |
1396 | ||
1397 | new(lhits[fNhits++]) | |
1398 | AliMUONhit(fIshunt,gAlice->CurrentTrack(),vol,hits); | |
1399 | eloss = 0; | |
1400 | // | |
1401 | // Check additional signal generation conditions | |
1402 | // defined by the segmentation | |
1403 | // model (boundary crossing conditions) | |
1404 | } else if | |
1405 | (((AliMUONchamber*) (*fChambers)[idvol]) | |
1406 | ->SigGenCond(pos[0], pos[1], pos[2])) | |
1407 | { | |
1408 | ((AliMUONchamber*) (*fChambers)[idvol]) | |
1409 | ->SigGenInit(pos[0], pos[1], pos[2]); | |
1410 | // printf("\n-> MakePadHits, reason special %d",ipart); | |
1411 | if (eloss > 0) MakePadHits(xhit,yhit,eloss,idvol); | |
1412 | xhit = pos[0]; | |
1413 | yhit = pos[1]; | |
1414 | eloss = destep; | |
1415 | tlength += step ; | |
1416 | // | |
1417 | // nothing special happened, add up energy loss | |
1418 | } else { | |
1419 | eloss += destep; | |
1420 | tlength += step ; | |
1421 | } | |
1422 | } | |
1423 | ||
1424 | //___________________________________________ | |
1425 | void AliMUON::MakePadHits(Float_t xhit,Float_t yhit,Float_t eloss, Int_t idvol) | |
1426 | { | |
1427 | // | |
1428 | // Calls the charge disintegration method of the current chamber and adds | |
1429 | // the simulated cluster to the root treee | |
1430 | // | |
1431 | Int_t clhits[7]; | |
1432 | Float_t newclust[6][500]; | |
1433 | Int_t nnew; | |
1434 | ||
1435 | ||
1436 | // | |
1437 | // Integrated pulse height on chamber | |
1438 | ||
1439 | ||
1440 | clhits[0]=fNhits+1; | |
1441 | // | |
1442 | // | |
1443 | ((AliMUONchamber*) (*fChambers)[idvol])->DisIntegration(eloss, xhit, yhit, nnew, newclust); | |
1444 | // printf("\n Add new clusters %d %f", nnew, eloss*1.e9); | |
1445 | Int_t ic=0; | |
1446 | ||
1447 | // | |
1448 | // Add new clusters | |
1449 | for (Int_t i=0; i<nnew; i++) { | |
1450 | if (Int_t(newclust[3][i]) > 0) { | |
1451 | ic++; | |
1452 | // Cathode plane | |
1453 | clhits[1] = Int_t(newclust[5][i]); | |
1454 | // Cluster Charge | |
1455 | clhits[2] = Int_t(newclust[0][i]); | |
1456 | // Pad: ix | |
1457 | clhits[3] = Int_t(newclust[1][i]); | |
1458 | // Pad: iy | |
1459 | clhits[4] = Int_t(newclust[2][i]); | |
1460 | // Pad: charge | |
1461 | clhits[5] = Int_t(newclust[3][i]); | |
1462 | // Pad: chamber sector | |
1463 | clhits[6] = Int_t(newclust[4][i]); | |
1464 | ||
1465 | AddCluster(clhits); | |
1466 | } | |
1467 | } | |
1468 | // printf("\n %d new clusters added", ic); | |
1469 | } | |
1470 | ||
1471 | ClassImp(AliMUONchamber) | |
1472 | AliMUONchamber::AliMUONchamber() | |
1473 | { | |
1474 | fSegmentation = new TObjArray(2); | |
1475 | fResponse=0; | |
1476 | fnsec=1; | |
1477 | } | |
1478 | ||
1479 | void AliMUONchamber::Init() | |
1480 | { | |
1481 | ||
1482 | ((AliMUONsegmentation *) (*fSegmentation)[0])->Init(this); | |
1483 | if (fnsec==2) { | |
1484 | ((AliMUONsegmentation *) (*fSegmentation)[1])->Init(this); | |
1485 | } | |
1486 | ||
1487 | } | |
1488 | ||
1489 | void AliMUONchamber::DisIntegration(Float_t eloss, Float_t xhit, Float_t yhit, | |
1490 | Int_t& nnew,Float_t newclust[6][500]) | |
1491 | { | |
1492 | // | |
1493 | // Generates pad hits (simulated cluster) | |
1494 | // using the segmentation and the response model | |
1495 | Float_t dx, dy; | |
1496 | // | |
1497 | // Width of the integration area | |
1498 | // | |
1499 | dx=fResponse->Nsigma()*fResponse->ChwX(); | |
1500 | dy=fResponse->Nsigma()*fResponse->ChwY(); | |
1501 | // | |
1502 | // Get pulse height from energy loss | |
1503 | Float_t qtot = fResponse->IntPH(eloss); | |
1504 | // | |
1505 | // Loop Over Pads | |
1506 | ||
1507 | Float_t qcheck=0, qp; | |
1508 | nnew=0; | |
1509 | for (Int_t i=1; i<=fnsec; i++) { | |
1510 | qcheck=0; | |
1511 | AliMUONsegmentation * segmentation=(AliMUONsegmentation *) (*fSegmentation)[i-1]; | |
1512 | for (segmentation->FirstPad(xhit, yhit, dx, dy); | |
1513 | segmentation->MorePads(); | |
1514 | segmentation->NextPad()) | |
1515 | { | |
1516 | qp=fResponse->IntXY(segmentation); | |
1517 | qp=TMath::Abs(qp); | |
1518 | ||
1519 | // | |
1520 | // | |
1521 | if (qp > 1.e-4) { | |
1522 | qcheck+=qp; | |
1523 | // | |
1524 | // --- store signal information | |
1525 | newclust[0][nnew]=qtot; | |
1526 | newclust[1][nnew]=segmentation->Ix(); | |
1527 | newclust[2][nnew]=segmentation->Iy(); | |
1528 | newclust[3][nnew]=qp * qtot; | |
1529 | newclust[4][nnew]=segmentation->ISector(); | |
1530 | newclust[5][nnew]=(Float_t) i; | |
1531 | // printf("\n pad hit %d %d %f %f ",nnew,i,newclust[1][nnew],newclust[2][nnew]); | |
1532 | nnew++; | |
1533 | ||
1534 | ||
1535 | } | |
1536 | } // Pad loop | |
1537 | // printf("\n check sum is %f %f %f %f %d",qcheck,qtot,xhit,yhit,fGid); | |
1538 | } // Cathode plane loop | |
1539 | } | |
1540 | ||
1541 | ||
1542 | ClassImp(AliMUONsegmentation) | |
1543 | ClassImp(AliMUONresponse) | |
1544 | //___________________________________________ | |
1545 | ClassImp(AliMUONsegmentationV0) | |
1546 | void AliMUONsegmentationV0::Init(AliMUONchamber* Chamber) | |
1547 | { | |
1548 | fNpx=(Int_t) (Chamber->frMax/fDpx+1); | |
1549 | fNpy=(Int_t) (Chamber->frMax/fDpy+1); | |
1550 | } | |
1551 | ||
1552 | ||
1553 | Float_t AliMUONsegmentationV0::GetAnod(Float_t xhit) | |
1554 | { | |
1555 | Float_t wire= (xhit<0)? Int_t(xhit/fWireD)+0.5:Int_t(xhit/fWireD)-0.5; | |
1556 | return fWireD*wire; | |
1557 | } | |
1558 | ||
1559 | void AliMUONsegmentationV0::SetPADSIZ(Float_t p1, Float_t p2) | |
1560 | { | |
1561 | fDpx=p1; | |
1562 | fDpy=p2; | |
1563 | } | |
1564 | void AliMUONsegmentationV0:: | |
1565 | GetPadIxy(Float_t x, Float_t y, Int_t &ix, Int_t &iy) | |
1566 | { | |
1567 | // returns pad coordinates (ix,iy) for given real coordinates (x,y) | |
1568 | // | |
1569 | ix = (x>0)? Int_t(x/fDpx)+1 : Int_t(x/fDpx)-1; | |
1570 | iy = (y>0)? Int_t(y/fDpy)+1 : Int_t(y/fDpy)-1; | |
1571 | if (iy > fNpy) iy= fNpy; | |
1572 | if (iy < -fNpy) iy=-fNpy; | |
1573 | if (ix > fNpx) ix= fNpx; | |
1574 | if (ix < -fNpx) ix=-fNpx; | |
1575 | } | |
1576 | void AliMUONsegmentationV0:: | |
1577 | GetPadCxy(Int_t ix, Int_t iy, Float_t &x, Float_t &y) | |
1578 | { | |
1579 | // returns real coordinates (x,y) for given pad coordinates (ix,iy) | |
1580 | // | |
1581 | x = (ix>0) ? Float_t(ix*fDpx)-fDpx/2. : Float_t(ix*fDpx)+fDpx/2.; | |
1582 | y = (iy>0) ? Float_t(iy*fDpy)-fDpy/2. : Float_t(iy*fDpy)+fDpy/2.; | |
1583 | } | |
1584 | ||
1585 | void AliMUONsegmentationV0:: | |
1586 | FirstPad(Float_t xhit, Float_t yhit, Float_t dx, Float_t dy) | |
1587 | { | |
1588 | // | |
1589 | // Find the wire position (center of charge distribution) | |
1590 | Float_t x0a=GetAnod(xhit); | |
1591 | // | |
1592 | // and take fNsigma*sigma around this center | |
1593 | Float_t x01=x0a - dx; | |
1594 | Float_t x02=x0a + dx; | |
1595 | Float_t y01=yhit - dy; | |
1596 | Float_t y02=yhit + dy; | |
1597 | // | |
1598 | // find the pads over which the charge distributes | |
1599 | GetPadIxy(x01,y01,fixmin,fiymin); | |
1600 | GetPadIxy(x02,y02,fixmax,fiymax); | |
1601 | // printf("\n %f %f %d %d",x02,y02,fixmax,fiymax); | |
1602 | // printf("\n FirstPad called %f %f ", fDpx, fDpy); | |
1603 | // printf("\n Hit Position %f %f",xhit,yhit); | |
1604 | // printf("\n Integration limits: %i %i %i %i",fixmin,fixmax,fiymin,fiymax); | |
1605 | // printf("\n Integration limits: %f %f %f %f \n",x01,x02,y01,y02); | |
1606 | // | |
1607 | // Set current pad to lower left corner | |
1608 | fix=fixmin; | |
1609 | fiy=fiymin; | |
1610 | GetPadCxy(fix,fiy,fx,fy); | |
1611 | } | |
1612 | ||
1613 | void AliMUONsegmentationV0::NextPad() | |
1614 | { | |
1615 | // | |
1616 | // Step to next pad in integration region | |
1617 | if (fix != fixmax) { | |
1618 | fix++; | |
1619 | } else if (fiy != fiymax) { | |
1620 | fix=fixmin; | |
1621 | fiy++; | |
1622 | } else { | |
1623 | printf("\n Error: Stepping outside integration region\n "); | |
1624 | } | |
1625 | GetPadCxy(fix,fiy,fx,fy); | |
1626 | } | |
1627 | ||
1628 | Int_t AliMUONsegmentationV0::MorePads() | |
1629 | // | |
1630 | // Are there more pads in the integration region | |
1631 | { | |
1632 | if (fix == fixmax && fiy == fiymax) { | |
1633 | return 0; | |
1634 | } else { | |
1635 | return 1; | |
1636 | ||
1637 | } | |
1638 | } | |
1639 | ||
1640 | void AliMUONsegmentationV0::SigGenInit(Float_t x,Float_t y,Float_t) | |
1641 | { | |
1642 | // | |
1643 | // Initialises pad and wire position during stepping | |
1644 | fxt =x; | |
1645 | fyt =y; | |
1646 | GetPadIxy(x,y,fixt,fiyt); | |
1647 | fiwt=Int_t(x/fWireD)+1; | |
1648 | } | |
1649 | ||
1650 | Int_t AliMUONsegmentationV0::SigGenCond(Float_t x,Float_t y,Float_t) | |
1651 | { | |
1652 | // | |
1653 | // Signal will be generated if particle crosses pad boundary or | |
1654 | // boundary between two wires. | |
1655 | Int_t ixt, iyt; | |
1656 | GetPadIxy(x,y,ixt,iyt); | |
1657 | Int_t iwt=Int_t(x/fWireD)+1; | |
1658 | ||
1659 | if ((ixt != fixt) || (iyt !=fiyt) || (iwt != fiwt)) { | |
1660 | return 1; | |
1661 | } else { | |
1662 | return 0; | |
1663 | } | |
1664 | } | |
1665 | void AliMUONsegmentationV0:: | |
1666 | IntegrationLimits(Float_t& x1,Float_t& x2,Float_t& y1, Float_t& y2) | |
1667 | { | |
1668 | x1=fxt-fx-fDpx/2.; | |
1669 | x2=x1+fDpx; | |
1670 | y1=fyt-fy-fDpy/2.; | |
1671 | y2=y1+fDpy; | |
1672 | } | |
1673 | ||
1674 | void AliMUONsegmentationV0:: | |
1675 | Neighbours(Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[7], Int_t Ylist[7]) | |
1676 | { | |
1677 | *Nlist=4;Xlist[0]=Xlist[1]=iX;Xlist[2]=iX-1;Xlist[3]=iX+1; | |
1678 | Ylist[0]=iY-1;Ylist[1]=iY+1;Ylist[2]=Ylist[3]=iY; | |
1679 | } | |
1680 | ||
1681 | void AliMUONsegmentationV0:: | |
1682 | FitXY(AliMUONRecCluster* ,TClonesArray* ) | |
1683 | // Default : Centre of gravity method | |
1684 | { | |
1685 | ; | |
1686 | } | |
1687 | ||
1688 | ||
1689 | //___________________________________________ | |
1690 | ClassImp(AliMUONresponseV0) | |
1691 | Float_t AliMUONresponseV0::IntPH(Float_t eloss) | |
1692 | { | |
1693 | // Get number of electrons and return charge | |
1694 | ||
1695 | Int_t nel; | |
1696 | nel= Int_t(eloss*1.e9/26.); | |
1697 | Float_t charge=0; | |
1698 | if (nel == 0) nel=1; | |
1699 | for (Int_t i=1;i<=nel;i++) { | |
1700 | charge -= fChslope*TMath::Log(gRandom->Rndm()); | |
1701 | } | |
1702 | return charge; | |
1703 | } | |
1704 | // ------------------------------------------- | |
1705 | Float_t AliMUONresponseV0::IntXY(AliMUONsegmentation * segmentation) | |
1706 | { | |
1707 | ||
1708 | const Float_t invpitch = 1/fPitch; | |
1709 | // | |
1710 | // Integration limits defined by segmentation model | |
1711 | // | |
1712 | Float_t xi1, xi2, yi1, yi2; | |
1713 | segmentation->IntegrationLimits(xi1,xi2,yi1,yi2); | |
1714 | xi1=xi1*invpitch; | |
1715 | xi2=xi2*invpitch; | |
1716 | yi1=yi1*invpitch; | |
1717 | yi2=yi2*invpitch; | |
1718 | // | |
1719 | // The Mathieson function | |
1720 | Double_t ux1=fSqrtKx3*TMath::TanH(fKx2*xi1); | |
1721 | Double_t ux2=fSqrtKx3*TMath::TanH(fKx2*xi2); | |
1722 | ||
1723 | Double_t uy1=fSqrtKy3*TMath::TanH(fKy2*yi1); | |
1724 | Double_t uy2=fSqrtKy3*TMath::TanH(fKy2*yi2); | |
1725 | ||
1726 | ||
1727 | return Float_t(4.*fKx4*(TMath::ATan(ux2)-TMath::ATan(ux1))* | |
1728 | fKy4*(TMath::ATan(uy2)-TMath::ATan(uy1))); | |
1729 | } | |
1730 | ||
1731 | // ------------------------------------------- | |
1732 | ClassImp(AliMUONgeometry) | |
1733 | void AliMUONgeometry::InitGeo(Float_t) | |
1734 | { | |
1735 | fdGas= 0.5; | |
1736 | fdAlu= 2.5/100*8.9; | |
1737 | } | |
1738 | ||
1739 | ||
1740 | ||
1741 | ||
1742 | ||
1743 | ||
1744 | ||
1745 | ||
1746 | ||
1747 | ||
1748 | ||
1749 | ||
1750 | ||
1751 | ||
1752 | ||
1753 |