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4c039060 | 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 | $Log$ | |
94de3818 | 18 | Revision 1.7 2000/06/11 12:38:00 morsch |
19 | Coding rule violations corrected | |
20 | ||
b43eb0dc | 21 | Revision 1.6 1999/10/06 19:57:07 fca |
22 | Correct materials in pipe | |
23 | ||
a2ff21a6 | 24 | Revision 1.5 1999/09/29 09:24:30 fca |
25 | Introduction of the Copyright and cvs Log | |
26 | ||
4c039060 | 27 | */ |
28 | ||
77289c85 | 29 | /////////////////////////////////////////////////////////////////////////////// |
30 | // // | |
31 | // Beam pipe class // | |
32 | // // | |
33 | //Begin_Html | |
34 | /* | |
1439f98e | 35 | <img src="picts/AliPIPEClass.gif"> |
77289c85 | 36 | */ |
37 | //End_Html | |
38 | // // | |
39 | /////////////////////////////////////////////////////////////////////////////// | |
40 | ||
41 | #include "AliPIPEv3.h" | |
42 | #include "AliRun.h" | |
94de3818 | 43 | #include "AliMC.h" |
44 | #include "AliMagF.h" | |
77289c85 | 45 | |
46 | ClassImp(AliPIPEv3) | |
47 | ||
48 | //_____________________________________________________________________________ | |
49 | AliPIPEv3::AliPIPEv3() | |
50 | { | |
51 | // | |
52 | // Default constructor for beam pipe | |
53 | // | |
54 | } | |
55 | ||
56 | //_____________________________________________________________________________ | |
57 | AliPIPEv3::AliPIPEv3(const char *name, const char *title) | |
58 | : AliPIPE(name,title) | |
59 | { | |
60 | // | |
61 | // Standard constructor for beam pipe | |
62 | // | |
63 | } | |
64 | ||
65 | //_____________________________________________________________________________ | |
66 | void AliPIPEv3::CreateGeometry() | |
67 | { | |
68 | // | |
69 | // Create Beam Pipe geometry | |
70 | // | |
71 | //Begin_Html | |
72 | /* | |
1439f98e | 73 | <img src="picts/AliPIPE.gif"> |
77289c85 | 74 | */ |
75 | //End_Html | |
76 | //Begin_Html | |
77 | /* | |
1439f98e | 78 | <img src="picts/AliPIPETree.gif"> |
77289c85 | 79 | */ |
80 | //End_Html | |
81 | ||
77289c85 | 82 | Float_t tpar[3], dzmo, zpos; |
83 | Float_t bepar[3], alpar[3],sspar[3],flange[3],vacpar[3]; | |
84 | Float_t bellow[3]; | |
85 | // Float_t undul[3]; | |
86 | // const Double_t z_flange = 150; | |
87 | //for undulated structure | |
88 | char cn18[][5]={"CN01","CN02","CN03","CN04","CN05","CN06","CN07","CN08"}; | |
89 | char cn48[][5]={"CN21","CN22","CN23","CN24","CN25","CN26","CN27","CN28"}; | |
90 | // char undul[][5]={'BELO','UNDL'}; | |
91 | Float_t zundul; | |
92 | Float_t rundul; | |
93 | Float_t pitch; | |
94 | Float_t thick; | |
95 | ||
96 | ||
ad51aeb0 | 97 | Int_t *idtmed = fIdtmed->GetArray()-1999; |
77289c85 | 98 | // the mother of all beam pipes |
99 | ||
100 | tpar[0] = 0.; | |
101 | tpar[1] = 10.; | |
102 | tpar[2] = 1400. / 2; | |
103 | dzmo = tpar[2]; | |
cfce8870 | 104 | gMC->Gsvolu("QQMO", "TUBE", idtmed[2015], tpar, 3); |
77289c85 | 105 | |
106 | // All beam pipe details as per the provisonal drawings given by Lars | |
107 | // Leistam on 31.5.99 | |
108 | ||
109 | // Beryllium beam pipe, length 56.6 cm, centered at vertex | |
110 | ||
111 | bepar[0]=0.0; | |
112 | bepar[1]=3.0; | |
113 | bepar[2]=28.3; | |
114 | zpos=0.0; | |
115 | vacpar[0]=0.0; | |
116 | vacpar[1]=2.9; | |
117 | vacpar[2]=bepar[2]; | |
118 | // | |
cfce8870 | 119 | gMC->Gsvolu("QQBE", "TUBE", idtmed[2004], bepar, 3); |
120 | gMC->Gsvolu("VAC1", "TUBE", idtmed[2015], vacpar, 3); | |
121 | gMC->Gspos("VAC1", 1, "QQBE", 0., 0., 0., 0, "ONLY"); | |
122 | gMC->Gspos("QQBE", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 123 | |
124 | // now beam pipes only in negative z-part for use in PMD. | |
125 | ||
126 | // SS Flange 4 cm thick, 5.8 cm ID, 6.3 cm OD | |
127 | flange[0]=0.0; | |
128 | flange[1]=3.15; | |
129 | flange[2]=2.0; | |
130 | zpos = zpos -bepar[2] - flange[2]; | |
131 | vacpar[0]=0.0; | |
132 | vacpar[1]=2.9; | |
133 | vacpar[2]=flange[2]; | |
134 | // | |
cfce8870 | 135 | gMC->Gsvolu("QFL1", "TUBE", idtmed[2018], flange, 3); |
136 | gMC->Gsvolu("VAC2", "TUBE", idtmed[2015], vacpar, 3); | |
137 | gMC->Gspos("VAC2", 1, "QFL1", 0., 0., 0., 0, "ONLY"); | |
138 | gMC->Gspos("QFL1", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 139 | |
140 | // Aluminium alloy beam pipe, 1mm thick, 230 cm long | |
141 | alpar[0]=0.0; | |
142 | alpar[1]=3.0; | |
143 | alpar[2]=115.; | |
144 | zpos = zpos - flange[2] - alpar[2]; | |
145 | ||
146 | vacpar[0]=0.0; | |
147 | vacpar[1]=2.9; | |
148 | vacpar[2]=alpar[2]; | |
cfce8870 | 149 | gMC->Gsvolu("QQAL", "TUBE", idtmed[2003], alpar, 3); |
150 | gMC->Gsvolu("VAC3", "TUBE", idtmed[2015], vacpar, 3); | |
151 | gMC->Gspos("VAC3", 1, "QQAL", 0., 0., 0., 0, "ONLY"); | |
152 | gMC->Gspos("QQAL", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 153 | |
154 | ||
155 | // SS tube 2.0 cm long, 0.8 mm thick, 5.96 cm OD | |
156 | ||
157 | sspar[0]=0.0; | |
158 | sspar[1]=2.98; | |
159 | sspar[2]=1.0; | |
160 | zpos = zpos - alpar[2] - sspar[2]; | |
161 | ||
162 | vacpar[0]=0.0; | |
163 | vacpar[1]=2.9; | |
164 | vacpar[2]=sspar[2]; | |
cfce8870 | 165 | gMC->Gsvolu("QSS1", "TUBE", idtmed[2018], sspar, 3); |
166 | gMC->Gsvolu("VAC4", "TUBE", idtmed[2015], vacpar, 3); | |
167 | gMC->Gspos("VAC4", 1, "QSS1", 0., 0., 0., 0, "ONLY"); | |
168 | gMC->Gspos("QSS1", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 169 | |
170 | ||
171 | // SS Flange 3 cm thick 7.4 cm OD, 5.8 cm ID | |
172 | ||
173 | flange[0]=0.0; | |
174 | flange[1]=3.7; | |
175 | flange[2]=1.5; | |
176 | zpos = zpos - sspar[2] - flange[2]; | |
177 | ||
178 | vacpar[0]=0.0; | |
179 | vacpar[1]=2.9; | |
180 | vacpar[2]=flange[2]; | |
cfce8870 | 181 | gMC->Gsvolu("QFL2", "TUBE", idtmed[2018], flange, 3); |
182 | gMC->Gsvolu("VAC5", "TUBE", idtmed[2015], vacpar, 3); | |
183 | gMC->Gspos("VAC5", 1, "QFL2", 0., 0., 0., 0, "ONLY"); | |
184 | gMC->Gspos("QFL2", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 185 | |
186 | ||
187 | // SS tube 4.0 cm long, 0.8 mm thick, 5.96 cm OD | |
188 | ||
189 | sspar[0]=0.0; | |
190 | sspar[1]=2.98; | |
191 | sspar[2]=2.0; | |
192 | zpos = zpos - flange[2] - sspar[2]; | |
193 | ||
194 | vacpar[0]=0.0; | |
195 | vacpar[1]=2.9; | |
196 | vacpar[2]=sspar[2]; | |
cfce8870 | 197 | gMC->Gsvolu("QSS2", "TUBE", idtmed[2018], sspar, 3); |
198 | gMC->Gsvolu("VAC6", "TUBE", idtmed[2015], vacpar, 3); | |
199 | gMC->Gspos("VAC6", 1, "QSS2", 0., 0., 0., 0, "ONLY"); | |
200 | gMC->Gspos("QSS2", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 201 | |
202 | ||
203 | // ************* | |
204 | // SS Bellow 8.4 cm long, 6.5 cm ID, 7.5 cm OD | |
205 | // 0.8 mm thick material, 0.3 cm pitch. | |
206 | // zundul=4.2, rundul=6.5, thick=0.08 | |
207 | // ************** | |
208 | pitch=0.3; | |
209 | thick=0.08; | |
210 | zundul=4.2; | |
211 | rundul=6.5; | |
212 | Undulation("BELO",pitch,thick,zundul,rundul,cn18); | |
213 | // | |
214 | bellow[2]=zundul; | |
215 | zpos = zpos - sspar[2] - bellow[2]; | |
cfce8870 | 216 | gMC->Gspos("BELO", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 217 | |
218 | // SS tube 20.0 cm long, 0.8 mm thick, 5.96 cm OD | |
219 | ||
220 | sspar[0]=0.0; | |
221 | sspar[1]=2.98; | |
222 | sspar[2]=10.0; | |
223 | zpos = zpos - bellow[2] - sspar[2]; | |
224 | ||
225 | vacpar[0]=0.0; | |
226 | vacpar[1]=2.9; | |
227 | vacpar[2]=sspar[2]; | |
cfce8870 | 228 | gMC->Gsvolu("QSS3", "TUBE", idtmed[2018], sspar, 3); |
229 | gMC->Gsvolu("VAC7", "TUBE", idtmed[2015], vacpar, 3); | |
230 | gMC->Gspos("VAC7", 1, "QSS3", 0., 0., 0., 0, "ONLY"); | |
231 | gMC->Gspos("QSS3", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 232 | |
233 | // ************* | |
234 | // SS Bellow 8.4 cm long, 6.5 cm ID, 7.5 cm OD | |
235 | // 0.8 mm thick material, 0.3 cm pitch. | |
236 | // ************** | |
237 | // | |
238 | zpos = zpos - sspar[2] - bellow[2]; | |
cfce8870 | 239 | gMC->Gspos("BELO", 2, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 240 | |
241 | // SS tube 4.7 cm long, 0.8 mm thick, | |
242 | ||
243 | sspar[0]=0.0; | |
244 | sspar[1]=2.98; | |
245 | sspar[2]=4.7/2.; | |
246 | zpos = zpos - bellow[2] - sspar[2]; | |
247 | ||
248 | vacpar[0]=0.0; | |
249 | vacpar[1]=2.9; | |
250 | vacpar[2]=sspar[2]; | |
cfce8870 | 251 | gMC->Gsvolu("QSS4", "TUBE", idtmed[2018], sspar, 3); |
252 | gMC->Gsvolu("VAC8", "TUBE", idtmed[2015], vacpar, 3); | |
253 | gMC->Gspos("VAC8", 1, "QSS4", 0., 0., 0., 0, "ONLY"); | |
254 | gMC->Gspos("QSS4", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 255 | |
256 | // SS Flange 2.2 cm thick, ID=5.8 cm, OD=9.8 cm | |
257 | ||
258 | flange[0]=0.0; | |
259 | flange[1]=4.9; | |
260 | flange[2]=1.1; | |
261 | zpos = zpos - sspar[2] - flange[2]; | |
262 | ||
263 | vacpar[0]=0.0; | |
264 | vacpar[1]=2.9; | |
265 | vacpar[2]=flange[2]; | |
cfce8870 | 266 | gMC->Gsvolu("QFL3", "TUBE", idtmed[2018], flange, 3); |
267 | gMC->Gsvolu("VAC9", "TUBE", idtmed[2015], vacpar, 3); | |
268 | gMC->Gspos("VAC9", 1, "QFL3", 0., 0., 0., 0, "ONLY"); | |
269 | gMC->Gspos("QFL3", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 270 | |
271 | //Total of 3150 mm from vertex on the negative side upto this point. | |
272 | ||
273 | // SS tube 20.0 cm long, 0.15 cm thick, 5.8 cm ID, to support vac. pump | |
274 | ||
275 | sspar[0]=0.0; | |
276 | sspar[1]=3.05; | |
277 | sspar[2]=10.0; | |
278 | zpos = zpos - flange[2] - sspar[2]; | |
279 | ||
280 | vacpar[0]=0.0; | |
281 | vacpar[1]=2.9; | |
282 | vacpar[2]=sspar[2]; | |
cfce8870 | 283 | gMC->Gsvolu("QSS5", "TUBE", idtmed[2018], sspar, 3); |
284 | gMC->Gsvolu("VA10", "TUBE", idtmed[2015], vacpar, 3); | |
285 | gMC->Gspos("VA10", 1, "QSS5", 0., 0., 0., 0, "ONLY"); | |
286 | gMC->Gspos("QSS5", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 287 | |
288 | // | |
289 | // last item, undulated SS beam pipe, pitch=0.25, length= 342.0 cm | |
290 | // material thickness 0.015 cm, ID=6.0 cm, | |
291 | // zundul=171.0, thick=0.015, rundul=3.0 | |
292 | pitch=0.25; | |
293 | thick=0.015; | |
294 | zundul=171; | |
295 | rundul=3.0; | |
296 | Undulation("UNDL",pitch,thick,zundul,rundul,cn48); | |
297 | // | |
298 | zpos = zpos - sspar[2] - zundul; | |
cfce8870 | 299 | gMC->Gspos("UNDL", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 300 | // |
cfce8870 | 301 | gMC->Gspos("QQMO", 1, "ALIC", 0., 0., 0.1, 0, "ONLY"); |
77289c85 | 302 | |
303 | // total of 6770 mm length upto this point, end of undulated beam | |
304 | // pipe section. | |
305 | ||
306 | // SS flange 22*2 mm thick | |
307 | ||
308 | ||
309 | flange[0]=0.0; | |
310 | flange[1]=6.3; | |
311 | flange[2]=2.2; | |
312 | zpos = zpos - zundul - flange[2]; | |
313 | ||
314 | vacpar[0]=0.0; | |
315 | vacpar[1]=2.9; | |
316 | vacpar[2]=flange[2]; | |
cfce8870 | 317 | gMC->Gsvolu("QFL4", "TUBE", idtmed[2018], flange, 3); |
318 | gMC->Gsvolu("VC11", "TUBE", idtmed[2015], vacpar, 3); | |
319 | gMC->Gspos("VC11", 1, "QFL4", 0., 0., 0., 0, "ONLY"); | |
320 | gMC->Gspos("QFL4", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); | |
77289c85 | 321 | |
322 | } | |
323 | ||
324 | //_____________________________________________________________________________ | |
325 | void AliPIPEv3::DrawModule() | |
326 | { | |
327 | // | |
328 | // Draw a shaded view of the Beam Pipe | |
329 | // | |
330 | ||
77289c85 | 331 | // Set everything unseen |
cfce8870 | 332 | gMC->Gsatt("*", "seen", -1); |
77289c85 | 333 | // |
334 | // Set ALIC mother transparent | |
cfce8870 | 335 | gMC->Gsatt("ALIC","SEEN",0); |
77289c85 | 336 | // |
337 | // Set the volumes visible | |
cfce8870 | 338 | gMC->Gsatt("QQMO","seen",1); |
339 | gMC->Gsatt("QQBE","seen",1); | |
340 | gMC->Gsatt("QFL1","seen",1); | |
341 | gMC->Gsatt("QQAL","seen",1); | |
342 | gMC->Gsatt("QSS1","seen",1); | |
343 | gMC->Gsatt("QFL2","seen",1); | |
344 | gMC->Gsatt("QSS2","seen",1); | |
345 | gMC->Gsatt("QSS3","seen",1); | |
346 | gMC->Gsatt("QSS4","seen",1); | |
347 | gMC->Gsatt("QFL3","seen",1); | |
348 | gMC->Gsatt("QSS5","seen",1); | |
349 | gMC->Gsatt("BELO","seen",1); | |
350 | gMC->Gsatt("UNDL","seen",1); | |
77289c85 | 351 | // |
cfce8870 | 352 | gMC->Gdopt("hide", "on"); |
353 | gMC->Gdopt("shad", "on"); | |
354 | gMC->Gsatt("*", "fill", 7); | |
355 | gMC->SetClipBox("."); | |
356 | gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000); | |
357 | gMC->DefaultRange(); | |
358 | gMC->Gdraw("alic", 40, 30, 0, 3, 5, .04, .04); | |
359 | gMC->Gdhead(1111, "Beam Pipe"); | |
360 | gMC->Gdman(16, 6, "MAN"); | |
361 | gMC->Gdopt("hide","off"); | |
77289c85 | 362 | } |
363 | ||
364 | //_____________________________________________________________________________ | |
365 | void AliPIPEv3::CreateMaterials() | |
366 | { | |
367 | // | |
368 | // Create materials for beam pipe | |
369 | // | |
370 | ||
b43eb0dc | 371 | Int_t isxfld = gAlice->Field()->Integ(); |
372 | Float_t sxmgmx = gAlice->Field()->Max(); | |
77289c85 | 373 | |
374 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; | |
375 | Float_t zsteel[4] = { 26.,24.,28.,14. }; | |
376 | Float_t wsteel[4] = { .715,.18,.1,.005 }; | |
377 | ||
378 | Float_t epsil, stmin, tmaxfd, deemax, stemax; | |
379 | ||
380 | // STEEL | |
381 | ||
382 | ||
383 | // --- Define the various materials for GEANT --- | |
384 | AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7); | |
385 | AliMaterial(4, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 18.5); | |
386 | AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
387 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
388 | AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
389 | ||
390 | // **************** | |
391 | // Defines tracking media parameters. | |
392 | // Les valeurs sont commentees pour laisser le defaut | |
393 | // a GEANT (version 3-21, page CONS200), f.m. | |
394 | epsil = .001; // Tracking precision, | |
395 | stemax = -1.; // Maximum displacement for multiple scat | |
396 | tmaxfd = -20.; // Maximum angle due to field deflection | |
397 | deemax = -.3; // Maximum fractional energy loss, DLS | |
398 | stmin = -.8; | |
399 | ||
400 | // Air | |
401 | ||
b43eb0dc | 402 | AliMedium(15, "AIR_L3_US", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 403 | |
404 | // Beryllium | |
405 | ||
b43eb0dc | 406 | AliMedium(5, "BE_L3_US", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 407 | |
408 | ||
409 | // Aluminium | |
410 | ||
b43eb0dc | 411 | AliMedium(4, "AL_L3_US", 4, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 412 | |
413 | // Vacuum | |
414 | ||
b43eb0dc | 415 | AliMedium(16, "VA_L3_US", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 416 | |
417 | // Steel | |
418 | ||
b43eb0dc | 419 | AliMedium(19, "ST_L3_US", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 420 | } |
421 | // | |
422 | void AliPIPEv3::Undulation(char *undul, Float_t pitch, Float_t thick, | |
423 | Float_t zundul, Float_t rundul, char (*cone)[5]) | |
424 | { | |
425 | // | |
426 | // RUNDUL : Internal radius of the undulated chamber | |
427 | // THICK : material thickness | |
428 | // PITCH : one-QUARTER wave of undulation (cm) | |
429 | // ZUNDUL : half length (cm) | |
430 | // | |
431 | // The undulated structure is desgned as a superposition of eight CONES | |
432 | // of suitable sizes, where the inner/outer radius of the cone increases, | |
433 | // then decreases, each half of the wave is assumed to be a semicircle, | |
434 | // which allows to calculate the thickness and the radii of the cone, by | |
435 | // dividing the semicircle into 4 parts of equal arc length. | |
436 | // Thus apear the constants 0.293 and 0.707. | |
437 | // | |
438 | ||
b43eb0dc | 439 | const Float_t kConst1 = .293; |
440 | const Float_t kConst2 = .707; | |
77289c85 | 441 | |
77289c85 | 442 | // Local variables |
443 | Int_t j, nwave; | |
444 | Float_t dcone1[5], dcone2[5], dcone3[5], dcone4[5], dcone5[5], | |
445 | dcone6[5], dcone7[5], dcone8[5]; | |
446 | Float_t xc, yc, zc, dundul[3]; | |
ad51aeb0 | 447 | Int_t *idtmed = fIdtmed->GetArray()-1999; |
77289c85 | 448 | |
449 | // Function Body | |
450 | ||
b43eb0dc | 451 | dcone1[0] = kConst1 * pitch / 2; |
77289c85 | 452 | dcone1[1] = rundul; |
453 | dcone1[2] = dcone1[1] + thick; | |
b43eb0dc | 454 | dcone1[3] = dcone1[1] + kConst2 * pitch; |
77289c85 | 455 | dcone1[4] = dcone1[3] + thick; |
456 | ||
b43eb0dc | 457 | dcone2[0] = kConst2 * pitch / 2; |
77289c85 | 458 | dcone2[1] = dcone1[3]; |
459 | dcone2[2] = dcone1[4]; | |
b43eb0dc | 460 | dcone2[3] = dcone2[1] + kConst1 * pitch; |
77289c85 | 461 | dcone2[4] = dcone2[3] + thick; |
462 | ||
463 | dcone3[0] = dcone2[0]; | |
464 | dcone3[1] = dcone2[3]; | |
465 | dcone3[2] = dcone2[4]; | |
466 | dcone3[3] = dcone2[1]; | |
467 | dcone3[4] = dcone2[2]; | |
468 | ||
469 | dcone4[0] = dcone1[0]; | |
470 | dcone4[1] = dcone1[3]; | |
471 | dcone4[2] = dcone1[4]; | |
472 | dcone4[3] = dcone1[1]; | |
473 | dcone4[4] = dcone1[2]; | |
474 | ||
475 | dcone5[0] = dcone1[0]; | |
476 | dcone5[1] = dcone1[1] - thick; | |
477 | dcone5[2] = dcone1[1]; | |
b43eb0dc | 478 | dcone5[3] = dcone5[1] - kConst2 * pitch; |
77289c85 | 479 | dcone5[4] = dcone5[3] + thick; |
480 | ||
481 | dcone6[0] = dcone2[0]; | |
482 | dcone6[1] = dcone5[3]; | |
483 | dcone6[2] = dcone5[4]; | |
b43eb0dc | 484 | dcone6[3] = dcone6[1] - kConst1 * pitch; |
77289c85 | 485 | dcone6[4] = dcone6[3] + thick; |
486 | dcone7[0] = dcone6[0]; | |
487 | dcone7[1] = dcone6[3]; | |
488 | dcone7[2] = dcone6[4]; | |
489 | dcone7[3] = dcone5[3]; | |
490 | dcone7[4] = dcone5[4]; | |
491 | ||
492 | dcone8[0] = dcone5[0]; | |
493 | dcone8[1] = dcone7[3]; | |
494 | dcone8[2] = dcone7[4]; | |
495 | dcone8[3] = dcone5[1]; | |
496 | dcone8[4] = dcone5[2]; | |
497 | ||
a2ff21a6 | 498 | gMC->Gsvolu(cone[0], "CONE", idtmed[2018], dcone1, 5); |
499 | gMC->Gsvolu(cone[1], "CONE", idtmed[2018], dcone2, 5); | |
500 | gMC->Gsvolu(cone[2], "CONE", idtmed[2018], dcone3, 5); | |
501 | gMC->Gsvolu(cone[3], "CONE", idtmed[2018], dcone4, 5); | |
502 | gMC->Gsvolu(cone[4], "CONE", idtmed[2018], dcone5, 5); | |
503 | gMC->Gsvolu(cone[5], "CONE", idtmed[2018], dcone6, 5); | |
504 | gMC->Gsvolu(cone[6], "CONE", idtmed[2018], dcone7, 5); | |
505 | gMC->Gsvolu(cone[7], "CONE", idtmed[2018], dcone8, 5); | |
cfce8870 | 506 | gMC->Gsatt(cone[0], "SEEN", 0); |
507 | gMC->Gsatt(cone[1], "SEEN", 0); | |
508 | gMC->Gsatt(cone[2], "SEEN", 0); | |
509 | gMC->Gsatt(cone[3], "SEEN", 0); | |
510 | gMC->Gsatt(cone[4], "SEEN", 0); | |
511 | gMC->Gsatt(cone[5], "SEEN", 0); | |
512 | gMC->Gsatt(cone[6], "SEEN", 0); | |
513 | gMC->Gsatt(cone[7], "SEEN", 0); | |
77289c85 | 514 | |
515 | // DEFINE AN IMAGINARY TUBE VOLUME FOR UNDULATED CHAMBER, FILL WITH VACUUM | |
516 | ||
517 | nwave = Int_t (zundul / (pitch * 2) + .1); | |
518 | dundul[2] = pitch * 2 * nwave; | |
519 | dundul[1] = rundul + pitch + thick * 2; | |
520 | // | |
521 | dundul[0] = 1e-4; | |
cfce8870 | 522 | gMC->Gsvolu(undul, "TUBE", idtmed[2015], dundul, 3); |
77289c85 | 523 | |
524 | xc = 0; | |
525 | yc = 0; | |
526 | zc = -dundul[2] + dcone1[0]; | |
527 | for (j = 1; j <= nwave; ++j) { | |
cfce8870 | 528 | gMC->Gspos(cone[0], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 529 | zc = zc + dcone1[0] + dcone2[0]; |
cfce8870 | 530 | gMC->Gspos(cone[1], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 531 | zc = zc + dcone2[0] + dcone3[0]; |
cfce8870 | 532 | gMC->Gspos(cone[2], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 533 | zc = zc + dcone3[0] + dcone4[0]; |
cfce8870 | 534 | gMC->Gspos(cone[3], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 535 | zc = zc + dcone4[0] + dcone5[0]; |
cfce8870 | 536 | gMC->Gspos(cone[4], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 537 | zc = zc + dcone5[0] + dcone6[0]; |
cfce8870 | 538 | gMC->Gspos(cone[5], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 539 | zc = zc + dcone6[0] + dcone7[0]; |
cfce8870 | 540 | gMC->Gspos(cone[6], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 541 | zc = zc + dcone7[0] + dcone8[0]; |
cfce8870 | 542 | gMC->Gspos(cone[7], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 543 | zc = zc + dcone8[0] + dcone1[0]; |
544 | } | |
545 | } |