43d014f0 |
1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
3 | * * |
4 | * Author: The ALICE Off-line Project. * |
5 | * Contributors are mentioned in the code where appropriate. * |
6 | * * |
7 | * Permission to use, copy, modify and distribute this software and its * |
8 | * documentation strictly for non-commercial purposes is hereby granted * |
9 | * without fee, provided that the above copyright notice appears in all * |
10 | * copies and that both the copyright notice and this permission notice * |
11 | * appear in the supporting documentation. The authors make no claims * |
12 | * about the suitability of this software for any purpose. It is * |
13 | * provided "as is" without express or implied warranty. * |
14 | **************************************************************************/ |
15 | |
16 | /* |
17 | $Log$ |
381ec9af |
18 | Revision 1.7 2000/10/02 21:28:15 fca |
19 | Removal of useless dependecies via forward declarations |
20 | |
94de3818 |
21 | Revision 1.6 2000/06/15 09:40:31 morsch |
22 | Obsolete typedef keyword removed |
23 | |
56f14ac2 |
24 | Revision 1.5 2000/06/12 19:39:01 morsch |
25 | New structure of beam pipe and heating jacket. |
26 | |
b2ef5f06 |
27 | Revision 1.4 2000/04/03 08:13:40 fca |
28 | Introduce extra scope for non ANSI compliant C++ compilers |
29 | |
74c0d076 |
30 | Revision 1.3 2000/01/18 17:49:56 morsch |
31 | Serious overlap of ABSM with shield corrected |
32 | Small error in ARPB parameters corrected |
33 | |
85d164ab |
34 | Revision 1.2 2000/01/13 11:23:59 morsch |
35 | Last layer of Pb outer angle corrected |
36 | |
54fba644 |
37 | Revision 1.1 2000/01/12 15:39:30 morsch |
b2ef5f06 |
38 | Standard version of ABSO |
54fba644 |
39 | |
43d014f0 |
40 | */ |
41 | |
42 | /////////////////////////////////////////////////////////////////////////////// |
43 | // // |
44 | // Muon ABSOrber // |
45 | // This class contains the description of the muon absorber geometry // |
46 | // // |
47 | //Begin_Html |
48 | /* |
49 | <img src="picts/AliABSOClass.gif"> |
50 | </pre> |
51 | <br clear=left> |
52 | <font size=+2 color=red> |
53 | <p>The responsible person for this module is |
54 | <a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>. |
55 | </font> |
56 | <pre> |
57 | */ |
58 | //End_Html |
59 | // // |
60 | // // |
61 | /////////////////////////////////////////////////////////////////////////////// |
62 | |
63 | #include "AliABSOv0.h" |
64 | #include "AliRun.h" |
94de3818 |
65 | #include "AliMC.h" |
43d014f0 |
66 | #include "AliConst.h" |
b2ef5f06 |
67 | |
43d014f0 |
68 | ClassImp(AliABSOv0) |
69 | |
70 | //_____________________________________________________________________________ |
71 | AliABSOv0::AliABSOv0() |
72 | { |
73 | // |
74 | // Default constructor |
75 | // |
76 | } |
77 | |
78 | //_____________________________________________________________________________ |
79 | AliABSOv0::AliABSOv0(const char *name, const char *title) |
80 | : AliABSO(name,title) |
81 | { |
82 | // |
83 | // Standard constructor |
84 | // |
85 | SetMarkerColor(7); |
86 | SetMarkerStyle(2); |
87 | SetMarkerSize(0.4); |
88 | } |
89 | |
90 | //_____________________________________________________________________________ |
91 | void AliABSOv0::CreateGeometry() |
92 | { |
b2ef5f06 |
93 | // |
94 | // Creation of the geometry of the muon absorber |
95 | // |
96 | //Begin_Html |
97 | /* |
98 | <img src="picts/AliABSOv0Tree.gif"> |
99 | */ |
100 | //End_Html |
101 | //Begin_Html |
102 | /* |
103 | <img src="picts/AliABSOv0.gif"> |
104 | */ |
105 | //End_Html |
106 | |
107 | // |
108 | // |
56f14ac2 |
109 | |
110 | enum {kC=1605, kAl=1608, kFe=1609, kCu=1610, kW=1611, kPb=1612, |
b2ef5f06 |
111 | kNiCuW=1620, kVacuum=1615, kAir=1614, kConcrete=1616, |
381ec9af |
112 | kPolyCH2=1617, kSteel=1609, kInsulation=1613, kPolyCc=1619}; |
b2ef5f06 |
113 | |
114 | Int_t *idtmed = fIdtmed->GetArray()-1599; |
43d014f0 |
115 | |
b2ef5f06 |
116 | Float_t par[24], cpar[5], cpar0[5], pcpar[12], tpar[3], tpar0[3]; |
117 | Float_t dz; |
b2ef5f06 |
118 | #include "ABSOSHILConst.h" |
119 | #include "ABSOConst.h" |
381ec9af |
120 | // |
121 | // Structure of Tracking Region |
122 | // |
123 | Float_t dzFe = 25.; |
124 | |
125 | // 3 < theta < 9 |
126 | fNLayers[0] = 5; |
127 | fMLayers[0][0] = kAir; fZLayers[0][0] = zAbsStart; |
128 | fMLayers[0][1] = kC; fZLayers[0][1] = zAbsCc; |
129 | fMLayers[0][2] = kConcrete; fZLayers[0][2] = zRear-dRear-dzFe; |
130 | fMLayers[0][3] = kFe; fZLayers[0][3] = zRear-dRear; |
131 | fMLayers[0][4] = kCu; fZLayers[0][4] = zRear; |
132 | // 2 < theta < 3 |
133 | fNLayers[1] = 5; |
134 | fMLayers[1][0] = fMLayers[0][0]; fZLayers[1][0] = fZLayers[0][0]; |
135 | fMLayers[1][1] = fMLayers[0][1]; fZLayers[1][1] = fZLayers[0][1]; |
136 | fMLayers[1][2] = fMLayers[0][2]; fZLayers[1][2] = fZLayers[0][2]; |
137 | fMLayers[1][3] = fMLayers[0][3]; fZLayers[1][3] = fZLayers[0][3]; |
138 | fMLayers[1][4] = kNiCuW; fZLayers[1][4] = fZLayers[0][4]; |
139 | // |
140 | |
b2ef5f06 |
141 | Float_t dTube=0.1; // tube thickness |
142 | Float_t dInsu=0.5; // insulation thickness |
143 | Float_t dEnve=0.1; // protective envelope thickness |
144 | Float_t dFree=0.5; // clearance thickness |
145 | |
146 | |
147 | // Mother volume and outer shielding: Pb |
43d014f0 |
148 | par[0] = 0.; |
149 | par[1] = 360.; |
150 | par[2] = 7.; |
b2ef5f06 |
151 | |
152 | par[3] = -(zRear-zAbsStart)/2.; |
153 | par[4] = rAbs; |
154 | par[5] = zAbsStart * TMath::Tan(theta1); |
43d014f0 |
155 | |
b2ef5f06 |
156 | par[6] = par[3]+(zNose-zAbsStart); |
157 | par[7] = rAbs; |
158 | par[8] = zNose * TMath::Tan(theta1); |
43d014f0 |
159 | |
b2ef5f06 |
160 | par[9] = par[3]+(zConeTPC-zAbsStart); |
161 | par[10] = rAbs; |
43d014f0 |
162 | par[11] = par[8] + (par[9] - par[6]) * TMath::Tan(theta2); |
163 | |
b2ef5f06 |
164 | par[12] = par[3]+(zOpen-zAbsStart); |
165 | par[13] = rAbs; |
166 | par[14] = par[11] + (par[12] - par[9]) * TMath::Tan(accMax); |
43d014f0 |
167 | |
b2ef5f06 |
168 | par[15] = par[3]+(zRear-dRear-zAbsStart); |
169 | par[16] = rAbs + (par[15] - par[12]) * TMath::Tan(thetaOpen1) ; |
170 | par[17] = par[14] + (par[15] - par[12]) * TMath::Tan(accMax); |
43d014f0 |
171 | |
b2ef5f06 |
172 | par[18] = par[3]+(zRear-dRear-zAbsStart); |
173 | par[19] = (zRear-dRear) * TMath::Tan(accMin); |
174 | par[20] = par[14] + (par[18] - par[12]) * TMath::Tan(accMax); |
43d014f0 |
175 | |
176 | par[21] = -par[3]; |
b2ef5f06 |
177 | par[22] = zRear* TMath::Tan(accMin); |
178 | par[23] = par[20] + (par[21] - par[18]) * TMath::Tan(accMax); |
179 | gMC->Gsvolu("ABSS", "PCON", idtmed[kPb], par, 24); |
74c0d076 |
180 | { // Begin local scope for i |
b2ef5f06 |
181 | for (Int_t i=4; i<18; i+=3) par[i] = 0; |
74c0d076 |
182 | } // End local scope for i |
b2ef5f06 |
183 | gMC->Gsvolu("ABSM", "PCON", idtmed[kVacuum+40], par, 24); |
43d014f0 |
184 | gMC->Gspos("ABSS", 1, "ABSM", 0., 0., 0., 0, "ONLY"); |
185 | |
186 | // |
187 | // Steel envelope |
188 | // |
b2ef5f06 |
189 | par[4] = par[5] -dSteel; |
190 | par[7] = par[8] -dSteel; |
191 | par[10]= par[11]-dSteel; |
192 | par[13]= par[14]-dSteel; |
193 | par[16]= par[17]-dSteel; |
194 | par[19]= par[20]-dSteel; |
195 | par[22]= par[23]-dSteel; |
196 | gMC->Gsvolu("ABST", "PCON", idtmed[kSteel], par, 24); |
43d014f0 |
197 | gMC->Gspos("ABST", 1, "ABSS", 0., 0., 0., 0, "ONLY"); |
198 | // |
199 | // Polyethylene shield |
200 | // |
b2ef5f06 |
201 | cpar[0] = (zRear - zConeTPC) / 2.; |
202 | cpar[1] = zConeTPC * TMath::Tan(accMax); |
203 | cpar[2] = cpar[1] + dPoly; |
204 | cpar[3] = zRear * TMath::Tan(accMax); |
205 | cpar[4] = cpar[3] + dPoly; |
206 | gMC->Gsvolu("APOL", "CONE", idtmed[kPolyCH2+40], cpar, 5); |
207 | dz = (zRear-zAbsStart)/2.-cpar[0]; |
43d014f0 |
208 | gMC->Gspos("APOL", 1, "ABSS", 0., 0., dz, 0, "ONLY"); |
209 | |
210 | // |
211 | // Tungsten nose to protect TPC |
212 | // |
b2ef5f06 |
213 | cpar[0] = (zNose - zAbsStart) / 2.; |
214 | cpar[1] = zAbsStart * TMath::Tan(accMax); |
215 | cpar[2] = zAbsStart * TMath::Tan(theta1)-dSteel; |
216 | cpar[3] = zNose * TMath::Tan(accMax); |
217 | cpar[4] = zNose * TMath::Tan(theta1)-dSteel; |
218 | gMC->Gsvolu("ANOS", "CONE", idtmed[kW], cpar, 5); |
219 | // |
220 | dz = -(zRear-zAbsStart)/2.+cpar[0]; |
43d014f0 |
221 | gMC->Gspos("ANOS", 1, "ABSS", 0., 0., dz, 0, "ONLY"); |
222 | // |
223 | // Tungsten inner shield |
224 | // |
b2ef5f06 |
225 | Float_t zW=zTwoDeg+.1; |
226 | Float_t dZ = zW+(zRear-dRear-zW)/2.; |
43d014f0 |
227 | // |
b2ef5f06 |
228 | pcpar[0] = 0.; |
229 | pcpar[1] = 360.; |
230 | pcpar[2] = 3.; |
231 | pcpar[3] = zW-dZ; |
232 | pcpar[4] = rAbs; |
233 | pcpar[5] = zW * TMath::Tan(accMin); |
234 | pcpar[6] = zOpen-dZ; |
235 | pcpar[7] = rAbs; |
236 | pcpar[8] = zOpen * TMath::Tan(accMin); |
237 | pcpar[9] = zRear-dRear-dZ; |
238 | pcpar[10] = rAbs+(zRear-dRear-zOpen) * TMath::Tan(thetaOpen1); |
239 | pcpar[11] = (zRear-dRear) * TMath::Tan(accMin); |
240 | |
241 | gMC->Gsvolu("AWIN", "PCON", idtmed[kNiCuW+40], pcpar, 12); |
242 | // |
243 | dz=(zW+zRear-dRear)/2-(zAbsStart+zRear)/2.; |
43d014f0 |
244 | gMC->Gspos("AWIN", 1, "ABSS", 0., 0., dz, 0, "ONLY"); |
245 | |
246 | // Inner tracking region |
247 | // |
381ec9af |
248 | // mother volume: Cu |
43d014f0 |
249 | // |
250 | pcpar[0] = 0.; |
251 | pcpar[1] = 360.; |
252 | pcpar[2] = 3.; |
b2ef5f06 |
253 | pcpar[3] = -(zRear-zAbsStart)/2.; |
254 | pcpar[4] = rAbs; |
255 | pcpar[5] = zAbsStart * TMath::Tan(accMax); |
256 | pcpar[6] = pcpar[3]+(zTwoDeg-zAbsStart); |
257 | pcpar[7] = rAbs; |
258 | pcpar[8] = zTwoDeg * TMath::Tan(accMax); |
85d164ab |
259 | pcpar[9] = -pcpar[3]; |
b2ef5f06 |
260 | pcpar[10] = zRear * TMath::Tan(accMin); |
261 | pcpar[11] = zRear * TMath::Tan(accMax); |
381ec9af |
262 | gMC->Gsvolu("AITR", "PCON", idtmed[fMLayers[0][4]], pcpar, 12); |
43d014f0 |
263 | // |
264 | // special Pb medium for last 5 cm of Pb |
b2ef5f06 |
265 | Float_t zr=zRear-2.-0.001; |
266 | cpar[0] = 1.0; |
267 | cpar[1] = zr * TMath::Tan(thetaR); |
268 | cpar[2] = zr * TMath::Tan(accMax); |
269 | cpar[3] = cpar[1] + TMath::Tan(thetaR) * 2; |
270 | cpar[4] = cpar[2] + TMath::Tan(accMax) * 2; |
381ec9af |
271 | gMC->Gsvolu("ARPB", "CONE", idtmed[fMLayers[0][4]], cpar, 5); |
b2ef5f06 |
272 | dz=(zRear-zAbsStart)/2.-cpar[0]-0.001; |
43d014f0 |
273 | gMC->Gspos("ARPB", 1, "AITR", 0., 0., dz, 0, "ONLY"); |
43d014f0 |
274 | // |
275 | // concrete cone: concrete |
276 | // |
b2ef5f06 |
277 | pcpar[9] = pcpar[3]+(zRear-dRear-zAbsStart); |
278 | pcpar[10] = (zRear-dRear) * TMath::Tan(accMin); |
279 | pcpar[11] = (zRear-dRear) * TMath::Tan(accMax); |
381ec9af |
280 | gMC->Gsvolu("ACON", "PCON", idtmed[fMLayers[0][2]+40], pcpar, 12); |
43d014f0 |
281 | gMC->Gspos("ACON", 1, "AITR", 0., 0., 0., 0, "ONLY"); |
381ec9af |
282 | // |
283 | // Fe Cone |
284 | // |
285 | zr = zRear-dRear-dzFe; |
286 | cpar[0] = dzFe/2.; |
287 | cpar[1] = zr * TMath::Tan(accMin); |
288 | cpar[2] = zr * TMath::Tan(accMax); |
289 | cpar[3] = cpar[1] + TMath::Tan(thetaR) * dzFe; |
290 | cpar[4] = cpar[2] + TMath::Tan(accMax) * dzFe; |
291 | gMC->Gsvolu("ACFE", "CONE",idtmed[fMLayers[0][3]], cpar, 5); |
292 | |
293 | dz = (zRear-zAbsStart)/2.-dRear-dzFe/2.; |
294 | |
295 | gMC->Gspos("ACFE", 1, "ACON", 0., 0., dz, 0, "ONLY"); |
296 | |
297 | |
298 | // |
43d014f0 |
299 | // |
300 | // carbon cone: carbon |
301 | // |
b2ef5f06 |
302 | pcpar[9] = pcpar[3]+(zAbsCc-zAbsStart); |
303 | pcpar[10] = zAbsCc * TMath::Tan(accMin); |
304 | pcpar[11] = zAbsCc * TMath::Tan(accMax); |
381ec9af |
305 | gMC->Gsvolu("ACAR", "PCON", idtmed[fMLayers[0][1]+40], pcpar, 12); |
43d014f0 |
306 | gMC->Gspos("ACAR", 1, "ACON", 0., 0., 0., 0, "ONLY"); |
b2ef5f06 |
307 | // |
308 | // carbon cone outer region |
309 | // |
310 | cpar[0] = 10.; |
311 | cpar[1] = rAbs; |
312 | cpar[2] = zAbsStart* TMath::Tan(accMax); |
313 | cpar[3] = rAbs; |
314 | cpar[4] = cpar[2]+2. * cpar[0] * TMath::Tan(accMax); |
315 | |
381ec9af |
316 | gMC->Gsvolu("ACAO", "CONE", idtmed[fMLayers[0][1]], cpar, 5); |
b2ef5f06 |
317 | dz=-(zRear-zAbsStart)/2.+cpar[0]; |
318 | gMC->Gspos("ACAO", 1, "ACAR", 0., 0., dz, 0, "ONLY"); |
43d014f0 |
319 | // |
320 | // inner W shield |
b2ef5f06 |
321 | Float_t epsi=0.; |
322 | Float_t repsi=1.; |
323 | |
324 | zr=zRear-(dRear-epsi); |
325 | cpar[0] = (dRear-epsi)/2.; |
326 | cpar[1] = zr * TMath::Tan(accMin); |
327 | cpar[2] = zr * TMath::Tan(thetaR*repsi); |
328 | cpar[3] = cpar[1] + TMath::Tan(accMin) * (dRear-epsi); |
329 | cpar[4] = cpar[2] + TMath::Tan(thetaR*repsi) * (dRear-epsi); |
381ec9af |
330 | gMC->Gsvolu("ARW0", "CONE", idtmed[fMLayers[1][4]+40], cpar, 5); |
b2ef5f06 |
331 | dz=(zRear-zAbsStart)/2.-cpar[0]; |
43d014f0 |
332 | gMC->Gspos("ARW0", 1, "AITR", 0., 0., dz, 0, "ONLY"); |
333 | // |
334 | // special W medium for last 5 cm of W |
b2ef5f06 |
335 | zr=zRear-5; |
43d014f0 |
336 | cpar[0] = 2.5; |
b2ef5f06 |
337 | cpar[1] = zr * TMath::Tan(accMin); |
338 | cpar[2] = zr * TMath::Tan(thetaR*repsi); |
339 | cpar[3] = cpar[1] + TMath::Tan(accMin) * 5.; |
340 | cpar[4] = cpar[2] + TMath::Tan(thetaR*repsi) * 5.; |
381ec9af |
341 | gMC->Gsvolu("ARW1", "CONE", idtmed[fMLayers[1][4]+20], cpar, 5); |
b2ef5f06 |
342 | dz=(dRear-epsi)/2.-cpar[0]; |
43d014f0 |
343 | gMC->Gspos("ARW1", 1, "ARW0", 0., 0., dz, 0, "ONLY"); |
344 | // |
381ec9af |
345 | // Cu |
b2ef5f06 |
346 | Float_t drMin=TMath::Tan(thetaR) * 5; |
347 | Float_t drMax=TMath::Tan(accMax) * 5; |
381ec9af |
348 | gMC->Gsvolu("ARPE", "CONE", idtmed[fMLayers[0][4]], cpar, 0); |
43d014f0 |
349 | cpar[0]=2.5; |
74c0d076 |
350 | { // Begin local scope for i |
b2ef5f06 |
351 | for (Int_t i=0; i<3; i++) { |
352 | zr=zRear-dRear+5+i*10.; |
353 | cpar[1] = zr * TMath::Tan(thetaR); |
354 | cpar[2] = zr * TMath::Tan(accMax); |
355 | cpar[3] = cpar[1] + drMin; |
356 | cpar[4] = cpar[2] + drMax; |
357 | dz=(zRear-zAbsStart)/2.-cpar[0]-5.-(2-i)*10; |
358 | gMC->Gsposp("ARPE", i+1, "AITR", 0., 0., dz, 0, "ONLY",cpar,5); |
359 | } |
74c0d076 |
360 | } // End local scope for i |
43d014f0 |
361 | gMC->Gspos("AITR", 1, "ABSS", 0., 0., 0., 0, "ONLY"); |
b2ef5f06 |
362 | dz = (zRear-zAbsStart)/2.+zAbsStart; |
43d014f0 |
363 | gMC->Gspos("ABSM", 1, "ALIC", 0., 0., dz, 0, "ONLY"); |
364 | // |
365 | // |
366 | // vacuum system |
367 | // |
368 | // pipe and heating jackets |
369 | // |
370 | // |
371 | // cylindrical piece |
b2ef5f06 |
372 | tpar0[2]=(zOpen-zAbsStart)/2; |
373 | tpar0[0]=rVacu; |
374 | tpar0[1]=rAbs; |
375 | gMC->Gsvolu("AV11", "TUBE", idtmed[kSteel+40], tpar0, 3); |
43d014f0 |
376 | // |
377 | // insulation |
b2ef5f06 |
378 | |
43d014f0 |
379 | tpar[2]=tpar0[2]; |
b2ef5f06 |
380 | tpar[0]=rVacu+dTube; |
381 | tpar[1]=tpar[0]+dInsu; |
382 | gMC->Gsvolu("AI11", "TUBE", idtmed[kInsulation+40], tpar, 3); |
43d014f0 |
383 | gMC->Gspos("AI11", 1, "AV11", 0., 0., 0., 0, "ONLY"); |
384 | // |
b2ef5f06 |
385 | // clearance |
386 | tpar[0]=tpar[1]+dEnve; |
387 | tpar[1]=tpar[0]+dFree; |
388 | gMC->Gsvolu("AP11", "TUBE", idtmed[kAir+40], tpar, 3); |
43d014f0 |
389 | gMC->Gspos("AP11", 1, "AV11", 0., 0., 0., 0, "ONLY"); |
b2ef5f06 |
390 | // |
391 | dz=-(zRear-zAbsStart)/2.+tpar0[2]; |
43d014f0 |
392 | gMC->Gspos("AV11", 1, "ABSM", 0., 0., dz, 0, "ONLY"); |
43d014f0 |
393 | // |
394 | // conical piece |
b2ef5f06 |
395 | |
396 | cpar0[0]=(zRear-dRear-zOpen)/2; |
397 | cpar0[1]=rVacu-0.05; |
398 | cpar0[2]=rAbs; |
399 | Float_t dR=2.*cpar0[0]*TMath::Tan(thetaOpen1); |
400 | cpar0[3]=cpar0[1]+dR; |
401 | cpar0[4]=cpar0[2]+dR; |
402 | gMC->Gsvolu("AV21", "CONE", idtmed[kSteel+40], cpar0, 5); |
403 | dTube+=0.05; |
404 | |
43d014f0 |
405 | // |
406 | // insulation |
407 | cpar[0]=cpar0[0]; |
b2ef5f06 |
408 | cpar[1]=cpar0[1]+dTube; |
409 | cpar[2]=cpar0[1]+dTube+dInsu; |
410 | cpar[3]=cpar0[3]+dTube; |
411 | cpar[4]=cpar0[3]+dTube+dInsu; |
412 | gMC->Gsvolu("AI21", "CONE", idtmed[kInsulation+40], cpar, 5); |
43d014f0 |
413 | gMC->Gspos("AI21", 1, "AV21", 0., 0., 0., 0, "ONLY"); |
414 | // |
415 | // clearance |
b2ef5f06 |
416 | cpar[1]=cpar0[1]+dTube+dInsu+dEnve; |
417 | cpar[2]=rAbs; |
418 | cpar[3]=cpar0[1]+dTube+dInsu+dEnve+dR; |
419 | cpar[4]=rAbs+dR; |
420 | |
421 | gMC->Gsvolu("AP21", "CONE", idtmed[kAir+40], cpar, 5); |
43d014f0 |
422 | gMC->Gspos("AP21", 1, "AV21", 0., 0., 0., 0, "ONLY"); |
423 | |
b2ef5f06 |
424 | dz=(zRear-zAbsStart)/2.-cpar0[0]-dRear; |
43d014f0 |
425 | gMC->Gspos("AV21", 1, "ABSM", 0., 0., dz, 0, "ONLY"); |
381ec9af |
426 | // |
427 | // Support cone |
428 | |
429 | par[0] = 0.; |
430 | par[1] = 360.; |
431 | par[2] = 4.; |
432 | |
433 | par[3] = zRear; |
434 | par[4] = 100.; |
435 | par[5] = 170.; |
436 | |
437 | par[6] = zRear+2.; |
438 | par[7] = 100.; |
439 | par[8] = 170.; |
440 | |
441 | par[9] = zRear+2.; |
442 | par[10] = 168.; |
443 | par[11] = 170.; |
444 | |
445 | par[12] = 600.; |
446 | par[13] = 168.; |
447 | par[14] = 170.; |
448 | |
449 | |
450 | gMC->Gsvolu("ASSS", "PCON", idtmed[kSteel], par, 25); |
451 | gMC->Gspos("ASSS", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
452 | |
453 | |
43d014f0 |
454 | } |
455 | |
456 | //_____________________________________________________________________________ |
457 | |
458 | void AliABSOv0::Init() |
459 | { |
460 | // |
461 | // Initialisation of the muon absorber after it has been built |
462 | Int_t i; |
463 | // |
464 | printf("\n"); |
465 | for(i=0;i<35;i++) printf("*"); |
466 | printf(" ABSOv0_INIT "); |
467 | for(i=0;i<35;i++) printf("*"); |
468 | printf("\n"); |
469 | // |
470 | for(i=0;i<80;i++) printf("*"); |
471 | printf("\n"); |
472 | } |
473 | |
474 | |
475 | |
476 | |
477 | |
478 | |
479 | |
480 | |
481 | |
482 | |