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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 | $Log$ | |
e035db65 | 18 | Revision 1.8 2000/10/02 21:28:15 fca |
19 | Removal of useless dependecies via forward declarations | |
20 | ||
94de3818 | 21 | Revision 1.7 2000/06/11 12:38:00 morsch |
22 | Coding rule violations corrected | |
23 | ||
b43eb0dc | 24 | Revision 1.6 1999/10/06 19:57:07 fca |
25 | Correct materials in pipe | |
26 | ||
a2ff21a6 | 27 | Revision 1.5 1999/09/29 09:24:30 fca |
28 | Introduction of the Copyright and cvs Log | |
29 | ||
4c039060 | 30 | */ |
31 | ||
77289c85 | 32 | /////////////////////////////////////////////////////////////////////////////// |
33 | // // | |
34 | // Beam pipe class // | |
35 | // // | |
36 | //Begin_Html | |
37 | /* | |
1439f98e | 38 | <img src="picts/AliPIPEClass.gif"> |
77289c85 | 39 | */ |
40 | //End_Html | |
41 | // // | |
42 | /////////////////////////////////////////////////////////////////////////////// | |
43 | ||
44 | #include "AliPIPEv3.h" | |
45 | #include "AliRun.h" | |
94de3818 | 46 | #include "AliMC.h" |
47 | #include "AliMagF.h" | |
77289c85 | 48 | |
49 | ClassImp(AliPIPEv3) | |
50 | ||
51 | //_____________________________________________________________________________ | |
52 | AliPIPEv3::AliPIPEv3() | |
53 | { | |
54 | // | |
55 | // Default constructor for beam pipe | |
56 | // | |
57 | } | |
58 | ||
59 | //_____________________________________________________________________________ | |
60 | AliPIPEv3::AliPIPEv3(const char *name, const char *title) | |
61 | : AliPIPE(name,title) | |
62 | { | |
63 | // | |
64 | // Standard constructor for beam pipe | |
65 | // | |
66 | } | |
67 | ||
68 | //_____________________________________________________________________________ | |
69 | void AliPIPEv3::CreateGeometry() | |
70 | { | |
71 | // | |
72 | // Create Beam Pipe geometry | |
73 | // | |
74 | //Begin_Html | |
75 | /* | |
1439f98e | 76 | <img src="picts/AliPIPE.gif"> |
77289c85 | 77 | */ |
78 | //End_Html | |
79 | //Begin_Html | |
80 | /* | |
1439f98e | 81 | <img src="picts/AliPIPETree.gif"> |
77289c85 | 82 | */ |
83 | //End_Html | |
84 | ||
77289c85 | 85 | Float_t tpar[3], dzmo, zpos; |
86 | Float_t bepar[3], alpar[3],sspar[3],flange[3],vacpar[3]; | |
87 | Float_t bellow[3]; | |
88 | // Float_t undul[3]; | |
89 | // const Double_t z_flange = 150; | |
90 | //for undulated structure | |
91 | char cn18[][5]={"CN01","CN02","CN03","CN04","CN05","CN06","CN07","CN08"}; | |
92 | char cn48[][5]={"CN21","CN22","CN23","CN24","CN25","CN26","CN27","CN28"}; | |
93 | // char undul[][5]={'BELO','UNDL'}; | |
94 | Float_t zundul; | |
95 | Float_t rundul; | |
96 | Float_t pitch; | |
97 | Float_t thick; | |
98 | ||
99 | ||
ad51aeb0 | 100 | Int_t *idtmed = fIdtmed->GetArray()-1999; |
77289c85 | 101 | // the mother of all beam pipes |
102 | ||
103 | tpar[0] = 0.; | |
104 | tpar[1] = 10.; | |
105 | tpar[2] = 1400. / 2; | |
106 | dzmo = tpar[2]; | |
cfce8870 | 107 | gMC->Gsvolu("QQMO", "TUBE", idtmed[2015], tpar, 3); |
77289c85 | 108 | |
109 | // All beam pipe details as per the provisonal drawings given by Lars | |
110 | // Leistam on 31.5.99 | |
111 | ||
112 | // Beryllium beam pipe, length 56.6 cm, centered at vertex | |
113 | ||
114 | bepar[0]=0.0; | |
115 | bepar[1]=3.0; | |
116 | bepar[2]=28.3; | |
117 | zpos=0.0; | |
118 | vacpar[0]=0.0; | |
119 | vacpar[1]=2.9; | |
120 | vacpar[2]=bepar[2]; | |
121 | // | |
cfce8870 | 122 | gMC->Gsvolu("QQBE", "TUBE", idtmed[2004], bepar, 3); |
e035db65 | 123 | gMC->Gsvolu("QAC1", "TUBE", idtmed[2015], vacpar, 3); |
124 | gMC->Gspos("QAC1", 1, "QQBE", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 125 | gMC->Gspos("QQBE", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 126 | |
127 | // now beam pipes only in negative z-part for use in PMD. | |
128 | ||
129 | // SS Flange 4 cm thick, 5.8 cm ID, 6.3 cm OD | |
130 | flange[0]=0.0; | |
131 | flange[1]=3.15; | |
132 | flange[2]=2.0; | |
133 | zpos = zpos -bepar[2] - flange[2]; | |
134 | vacpar[0]=0.0; | |
135 | vacpar[1]=2.9; | |
136 | vacpar[2]=flange[2]; | |
137 | // | |
cfce8870 | 138 | gMC->Gsvolu("QFL1", "TUBE", idtmed[2018], flange, 3); |
e035db65 | 139 | gMC->Gsvolu("QAC2", "TUBE", idtmed[2015], vacpar, 3); |
140 | gMC->Gspos("QAC2", 1, "QFL1", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 141 | gMC->Gspos("QFL1", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 142 | |
143 | // Aluminium alloy beam pipe, 1mm thick, 230 cm long | |
144 | alpar[0]=0.0; | |
145 | alpar[1]=3.0; | |
146 | alpar[2]=115.; | |
147 | zpos = zpos - flange[2] - alpar[2]; | |
148 | ||
149 | vacpar[0]=0.0; | |
150 | vacpar[1]=2.9; | |
151 | vacpar[2]=alpar[2]; | |
cfce8870 | 152 | gMC->Gsvolu("QQAL", "TUBE", idtmed[2003], alpar, 3); |
e035db65 | 153 | gMC->Gsvolu("QAC3", "TUBE", idtmed[2015], vacpar, 3); |
154 | gMC->Gspos("QAC3", 1, "QQAL", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 155 | gMC->Gspos("QQAL", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 156 | |
157 | ||
158 | // SS tube 2.0 cm long, 0.8 mm thick, 5.96 cm OD | |
159 | ||
160 | sspar[0]=0.0; | |
161 | sspar[1]=2.98; | |
162 | sspar[2]=1.0; | |
163 | zpos = zpos - alpar[2] - sspar[2]; | |
164 | ||
165 | vacpar[0]=0.0; | |
166 | vacpar[1]=2.9; | |
167 | vacpar[2]=sspar[2]; | |
cfce8870 | 168 | gMC->Gsvolu("QSS1", "TUBE", idtmed[2018], sspar, 3); |
e035db65 | 169 | gMC->Gsvolu("QAC4", "TUBE", idtmed[2015], vacpar, 3); |
170 | gMC->Gspos("QAC4", 1, "QSS1", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 171 | gMC->Gspos("QSS1", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 172 | |
173 | ||
174 | // SS Flange 3 cm thick 7.4 cm OD, 5.8 cm ID | |
175 | ||
176 | flange[0]=0.0; | |
177 | flange[1]=3.7; | |
178 | flange[2]=1.5; | |
179 | zpos = zpos - sspar[2] - flange[2]; | |
180 | ||
181 | vacpar[0]=0.0; | |
182 | vacpar[1]=2.9; | |
183 | vacpar[2]=flange[2]; | |
cfce8870 | 184 | gMC->Gsvolu("QFL2", "TUBE", idtmed[2018], flange, 3); |
e035db65 | 185 | gMC->Gsvolu("QAC5", "TUBE", idtmed[2015], vacpar, 3); |
186 | gMC->Gspos("QAC5", 1, "QFL2", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 187 | gMC->Gspos("QFL2", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 188 | |
189 | ||
190 | // SS tube 4.0 cm long, 0.8 mm thick, 5.96 cm OD | |
191 | ||
192 | sspar[0]=0.0; | |
193 | sspar[1]=2.98; | |
194 | sspar[2]=2.0; | |
195 | zpos = zpos - flange[2] - sspar[2]; | |
196 | ||
197 | vacpar[0]=0.0; | |
198 | vacpar[1]=2.9; | |
199 | vacpar[2]=sspar[2]; | |
cfce8870 | 200 | gMC->Gsvolu("QSS2", "TUBE", idtmed[2018], sspar, 3); |
e035db65 | 201 | gMC->Gsvolu("QAC6", "TUBE", idtmed[2015], vacpar, 3); |
202 | gMC->Gspos("QAC6", 1, "QSS2", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 203 | gMC->Gspos("QSS2", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 204 | |
205 | ||
206 | // ************* | |
207 | // SS Bellow 8.4 cm long, 6.5 cm ID, 7.5 cm OD | |
208 | // 0.8 mm thick material, 0.3 cm pitch. | |
209 | // zundul=4.2, rundul=6.5, thick=0.08 | |
210 | // ************** | |
211 | pitch=0.3; | |
212 | thick=0.08; | |
213 | zundul=4.2; | |
214 | rundul=6.5; | |
215 | Undulation("BELO",pitch,thick,zundul,rundul,cn18); | |
216 | // | |
217 | bellow[2]=zundul; | |
218 | zpos = zpos - sspar[2] - bellow[2]; | |
cfce8870 | 219 | gMC->Gspos("BELO", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 220 | |
221 | // SS tube 20.0 cm long, 0.8 mm thick, 5.96 cm OD | |
222 | ||
223 | sspar[0]=0.0; | |
224 | sspar[1]=2.98; | |
225 | sspar[2]=10.0; | |
226 | zpos = zpos - bellow[2] - sspar[2]; | |
227 | ||
228 | vacpar[0]=0.0; | |
229 | vacpar[1]=2.9; | |
230 | vacpar[2]=sspar[2]; | |
cfce8870 | 231 | gMC->Gsvolu("QSS3", "TUBE", idtmed[2018], sspar, 3); |
e035db65 | 232 | gMC->Gsvolu("QAC7", "TUBE", idtmed[2015], vacpar, 3); |
233 | gMC->Gspos("QAC7", 1, "QSS3", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 234 | gMC->Gspos("QSS3", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 235 | |
236 | // ************* | |
237 | // SS Bellow 8.4 cm long, 6.5 cm ID, 7.5 cm OD | |
238 | // 0.8 mm thick material, 0.3 cm pitch. | |
239 | // ************** | |
240 | // | |
241 | zpos = zpos - sspar[2] - bellow[2]; | |
cfce8870 | 242 | gMC->Gspos("BELO", 2, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 243 | |
244 | // SS tube 4.7 cm long, 0.8 mm thick, | |
245 | ||
246 | sspar[0]=0.0; | |
247 | sspar[1]=2.98; | |
248 | sspar[2]=4.7/2.; | |
249 | zpos = zpos - bellow[2] - sspar[2]; | |
250 | ||
251 | vacpar[0]=0.0; | |
252 | vacpar[1]=2.9; | |
253 | vacpar[2]=sspar[2]; | |
cfce8870 | 254 | gMC->Gsvolu("QSS4", "TUBE", idtmed[2018], sspar, 3); |
e035db65 | 255 | gMC->Gsvolu("QAC8", "TUBE", idtmed[2015], vacpar, 3); |
256 | gMC->Gspos("QAC8", 1, "QSS4", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 257 | gMC->Gspos("QSS4", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 258 | |
259 | // SS Flange 2.2 cm thick, ID=5.8 cm, OD=9.8 cm | |
260 | ||
261 | flange[0]=0.0; | |
262 | flange[1]=4.9; | |
263 | flange[2]=1.1; | |
264 | zpos = zpos - sspar[2] - flange[2]; | |
265 | ||
266 | vacpar[0]=0.0; | |
267 | vacpar[1]=2.9; | |
268 | vacpar[2]=flange[2]; | |
cfce8870 | 269 | gMC->Gsvolu("QFL3", "TUBE", idtmed[2018], flange, 3); |
e035db65 | 270 | gMC->Gsvolu("QAC9", "TUBE", idtmed[2015], vacpar, 3); |
271 | gMC->Gspos("QAC9", 1, "QFL3", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 272 | gMC->Gspos("QFL3", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 273 | |
274 | //Total of 3150 mm from vertex on the negative side upto this point. | |
275 | ||
276 | // SS tube 20.0 cm long, 0.15 cm thick, 5.8 cm ID, to support vac. pump | |
277 | ||
278 | sspar[0]=0.0; | |
279 | sspar[1]=3.05; | |
280 | sspar[2]=10.0; | |
281 | zpos = zpos - flange[2] - sspar[2]; | |
282 | ||
283 | vacpar[0]=0.0; | |
284 | vacpar[1]=2.9; | |
285 | vacpar[2]=sspar[2]; | |
cfce8870 | 286 | gMC->Gsvolu("QSS5", "TUBE", idtmed[2018], sspar, 3); |
e035db65 | 287 | gMC->Gsvolu("QA10", "TUBE", idtmed[2015], vacpar, 3); |
288 | gMC->Gspos("QA10", 1, "QSS5", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 289 | gMC->Gspos("QSS5", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 290 | |
291 | // | |
292 | // last item, undulated SS beam pipe, pitch=0.25, length= 342.0 cm | |
293 | // material thickness 0.015 cm, ID=6.0 cm, | |
294 | // zundul=171.0, thick=0.015, rundul=3.0 | |
295 | pitch=0.25; | |
296 | thick=0.015; | |
297 | zundul=171; | |
298 | rundul=3.0; | |
299 | Undulation("UNDL",pitch,thick,zundul,rundul,cn48); | |
300 | // | |
301 | zpos = zpos - sspar[2] - zundul; | |
cfce8870 | 302 | gMC->Gspos("UNDL", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 303 | // |
cfce8870 | 304 | gMC->Gspos("QQMO", 1, "ALIC", 0., 0., 0.1, 0, "ONLY"); |
77289c85 | 305 | |
306 | // total of 6770 mm length upto this point, end of undulated beam | |
307 | // pipe section. | |
308 | ||
309 | // SS flange 22*2 mm thick | |
310 | ||
311 | ||
312 | flange[0]=0.0; | |
313 | flange[1]=6.3; | |
314 | flange[2]=2.2; | |
315 | zpos = zpos - zundul - flange[2]; | |
316 | ||
317 | vacpar[0]=0.0; | |
318 | vacpar[1]=2.9; | |
319 | vacpar[2]=flange[2]; | |
cfce8870 | 320 | gMC->Gsvolu("QFL4", "TUBE", idtmed[2018], flange, 3); |
e035db65 | 321 | gMC->Gsvolu("QC11", "TUBE", idtmed[2015], vacpar, 3); |
322 | gMC->Gspos("QC11", 1, "QFL4", 0., 0., 0., 0, "ONLY"); | |
cfce8870 | 323 | gMC->Gspos("QFL4", 1, "QQMO", 0., 0., zpos, 0, "ONLY"); |
77289c85 | 324 | |
325 | } | |
326 | ||
327 | //_____________________________________________________________________________ | |
328 | void AliPIPEv3::DrawModule() | |
329 | { | |
330 | // | |
331 | // Draw a shaded view of the Beam Pipe | |
332 | // | |
333 | ||
77289c85 | 334 | // Set everything unseen |
cfce8870 | 335 | gMC->Gsatt("*", "seen", -1); |
77289c85 | 336 | // |
337 | // Set ALIC mother transparent | |
cfce8870 | 338 | gMC->Gsatt("ALIC","SEEN",0); |
77289c85 | 339 | // |
340 | // Set the volumes visible | |
cfce8870 | 341 | gMC->Gsatt("QQMO","seen",1); |
342 | gMC->Gsatt("QQBE","seen",1); | |
343 | gMC->Gsatt("QFL1","seen",1); | |
344 | gMC->Gsatt("QQAL","seen",1); | |
345 | gMC->Gsatt("QSS1","seen",1); | |
346 | gMC->Gsatt("QFL2","seen",1); | |
347 | gMC->Gsatt("QSS2","seen",1); | |
348 | gMC->Gsatt("QSS3","seen",1); | |
349 | gMC->Gsatt("QSS4","seen",1); | |
350 | gMC->Gsatt("QFL3","seen",1); | |
351 | gMC->Gsatt("QSS5","seen",1); | |
352 | gMC->Gsatt("BELO","seen",1); | |
353 | gMC->Gsatt("UNDL","seen",1); | |
77289c85 | 354 | // |
cfce8870 | 355 | gMC->Gdopt("hide", "on"); |
356 | gMC->Gdopt("shad", "on"); | |
357 | gMC->Gsatt("*", "fill", 7); | |
358 | gMC->SetClipBox("."); | |
359 | gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000); | |
360 | gMC->DefaultRange(); | |
361 | gMC->Gdraw("alic", 40, 30, 0, 3, 5, .04, .04); | |
362 | gMC->Gdhead(1111, "Beam Pipe"); | |
363 | gMC->Gdman(16, 6, "MAN"); | |
364 | gMC->Gdopt("hide","off"); | |
77289c85 | 365 | } |
366 | ||
367 | //_____________________________________________________________________________ | |
368 | void AliPIPEv3::CreateMaterials() | |
369 | { | |
370 | // | |
371 | // Create materials for beam pipe | |
372 | // | |
373 | ||
b43eb0dc | 374 | Int_t isxfld = gAlice->Field()->Integ(); |
375 | Float_t sxmgmx = gAlice->Field()->Max(); | |
77289c85 | 376 | |
377 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; | |
378 | Float_t zsteel[4] = { 26.,24.,28.,14. }; | |
379 | Float_t wsteel[4] = { .715,.18,.1,.005 }; | |
380 | ||
381 | Float_t epsil, stmin, tmaxfd, deemax, stemax; | |
382 | ||
383 | // STEEL | |
384 | ||
385 | ||
386 | // --- Define the various materials for GEANT --- | |
387 | AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7); | |
388 | AliMaterial(4, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 18.5); | |
389 | AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
390 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
391 | AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
392 | ||
393 | // **************** | |
394 | // Defines tracking media parameters. | |
395 | // Les valeurs sont commentees pour laisser le defaut | |
396 | // a GEANT (version 3-21, page CONS200), f.m. | |
397 | epsil = .001; // Tracking precision, | |
398 | stemax = -1.; // Maximum displacement for multiple scat | |
399 | tmaxfd = -20.; // Maximum angle due to field deflection | |
400 | deemax = -.3; // Maximum fractional energy loss, DLS | |
401 | stmin = -.8; | |
402 | ||
403 | // Air | |
404 | ||
b43eb0dc | 405 | AliMedium(15, "AIR_L3_US", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 406 | |
407 | // Beryllium | |
408 | ||
b43eb0dc | 409 | AliMedium(5, "BE_L3_US", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 410 | |
411 | ||
412 | // Aluminium | |
413 | ||
b43eb0dc | 414 | AliMedium(4, "AL_L3_US", 4, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 415 | |
416 | // Vacuum | |
417 | ||
b43eb0dc | 418 | AliMedium(16, "VA_L3_US", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 419 | |
420 | // Steel | |
421 | ||
b43eb0dc | 422 | AliMedium(19, "ST_L3_US", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
77289c85 | 423 | } |
424 | // | |
425 | void AliPIPEv3::Undulation(char *undul, Float_t pitch, Float_t thick, | |
426 | Float_t zundul, Float_t rundul, char (*cone)[5]) | |
427 | { | |
428 | // | |
429 | // RUNDUL : Internal radius of the undulated chamber | |
430 | // THICK : material thickness | |
431 | // PITCH : one-QUARTER wave of undulation (cm) | |
432 | // ZUNDUL : half length (cm) | |
433 | // | |
434 | // The undulated structure is desgned as a superposition of eight CONES | |
435 | // of suitable sizes, where the inner/outer radius of the cone increases, | |
436 | // then decreases, each half of the wave is assumed to be a semicircle, | |
437 | // which allows to calculate the thickness and the radii of the cone, by | |
438 | // dividing the semicircle into 4 parts of equal arc length. | |
439 | // Thus apear the constants 0.293 and 0.707. | |
440 | // | |
441 | ||
b43eb0dc | 442 | const Float_t kConst1 = .293; |
443 | const Float_t kConst2 = .707; | |
77289c85 | 444 | |
77289c85 | 445 | // Local variables |
446 | Int_t j, nwave; | |
447 | Float_t dcone1[5], dcone2[5], dcone3[5], dcone4[5], dcone5[5], | |
448 | dcone6[5], dcone7[5], dcone8[5]; | |
449 | Float_t xc, yc, zc, dundul[3]; | |
ad51aeb0 | 450 | Int_t *idtmed = fIdtmed->GetArray()-1999; |
77289c85 | 451 | |
452 | // Function Body | |
453 | ||
b43eb0dc | 454 | dcone1[0] = kConst1 * pitch / 2; |
77289c85 | 455 | dcone1[1] = rundul; |
456 | dcone1[2] = dcone1[1] + thick; | |
b43eb0dc | 457 | dcone1[3] = dcone1[1] + kConst2 * pitch; |
77289c85 | 458 | dcone1[4] = dcone1[3] + thick; |
459 | ||
b43eb0dc | 460 | dcone2[0] = kConst2 * pitch / 2; |
77289c85 | 461 | dcone2[1] = dcone1[3]; |
462 | dcone2[2] = dcone1[4]; | |
b43eb0dc | 463 | dcone2[3] = dcone2[1] + kConst1 * pitch; |
77289c85 | 464 | dcone2[4] = dcone2[3] + thick; |
465 | ||
466 | dcone3[0] = dcone2[0]; | |
467 | dcone3[1] = dcone2[3]; | |
468 | dcone3[2] = dcone2[4]; | |
469 | dcone3[3] = dcone2[1]; | |
470 | dcone3[4] = dcone2[2]; | |
471 | ||
472 | dcone4[0] = dcone1[0]; | |
473 | dcone4[1] = dcone1[3]; | |
474 | dcone4[2] = dcone1[4]; | |
475 | dcone4[3] = dcone1[1]; | |
476 | dcone4[4] = dcone1[2]; | |
477 | ||
478 | dcone5[0] = dcone1[0]; | |
479 | dcone5[1] = dcone1[1] - thick; | |
480 | dcone5[2] = dcone1[1]; | |
b43eb0dc | 481 | dcone5[3] = dcone5[1] - kConst2 * pitch; |
77289c85 | 482 | dcone5[4] = dcone5[3] + thick; |
483 | ||
484 | dcone6[0] = dcone2[0]; | |
485 | dcone6[1] = dcone5[3]; | |
486 | dcone6[2] = dcone5[4]; | |
b43eb0dc | 487 | dcone6[3] = dcone6[1] - kConst1 * pitch; |
77289c85 | 488 | dcone6[4] = dcone6[3] + thick; |
489 | dcone7[0] = dcone6[0]; | |
490 | dcone7[1] = dcone6[3]; | |
491 | dcone7[2] = dcone6[4]; | |
492 | dcone7[3] = dcone5[3]; | |
493 | dcone7[4] = dcone5[4]; | |
494 | ||
495 | dcone8[0] = dcone5[0]; | |
496 | dcone8[1] = dcone7[3]; | |
497 | dcone8[2] = dcone7[4]; | |
498 | dcone8[3] = dcone5[1]; | |
499 | dcone8[4] = dcone5[2]; | |
500 | ||
a2ff21a6 | 501 | gMC->Gsvolu(cone[0], "CONE", idtmed[2018], dcone1, 5); |
502 | gMC->Gsvolu(cone[1], "CONE", idtmed[2018], dcone2, 5); | |
503 | gMC->Gsvolu(cone[2], "CONE", idtmed[2018], dcone3, 5); | |
504 | gMC->Gsvolu(cone[3], "CONE", idtmed[2018], dcone4, 5); | |
505 | gMC->Gsvolu(cone[4], "CONE", idtmed[2018], dcone5, 5); | |
506 | gMC->Gsvolu(cone[5], "CONE", idtmed[2018], dcone6, 5); | |
507 | gMC->Gsvolu(cone[6], "CONE", idtmed[2018], dcone7, 5); | |
508 | gMC->Gsvolu(cone[7], "CONE", idtmed[2018], dcone8, 5); | |
cfce8870 | 509 | gMC->Gsatt(cone[0], "SEEN", 0); |
510 | gMC->Gsatt(cone[1], "SEEN", 0); | |
511 | gMC->Gsatt(cone[2], "SEEN", 0); | |
512 | gMC->Gsatt(cone[3], "SEEN", 0); | |
513 | gMC->Gsatt(cone[4], "SEEN", 0); | |
514 | gMC->Gsatt(cone[5], "SEEN", 0); | |
515 | gMC->Gsatt(cone[6], "SEEN", 0); | |
516 | gMC->Gsatt(cone[7], "SEEN", 0); | |
77289c85 | 517 | |
518 | // DEFINE AN IMAGINARY TUBE VOLUME FOR UNDULATED CHAMBER, FILL WITH VACUUM | |
519 | ||
520 | nwave = Int_t (zundul / (pitch * 2) + .1); | |
521 | dundul[2] = pitch * 2 * nwave; | |
522 | dundul[1] = rundul + pitch + thick * 2; | |
523 | // | |
524 | dundul[0] = 1e-4; | |
cfce8870 | 525 | gMC->Gsvolu(undul, "TUBE", idtmed[2015], dundul, 3); |
77289c85 | 526 | |
527 | xc = 0; | |
528 | yc = 0; | |
529 | zc = -dundul[2] + dcone1[0]; | |
530 | for (j = 1; j <= nwave; ++j) { | |
cfce8870 | 531 | gMC->Gspos(cone[0], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 532 | zc = zc + dcone1[0] + dcone2[0]; |
cfce8870 | 533 | gMC->Gspos(cone[1], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 534 | zc = zc + dcone2[0] + dcone3[0]; |
cfce8870 | 535 | gMC->Gspos(cone[2], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 536 | zc = zc + dcone3[0] + dcone4[0]; |
cfce8870 | 537 | gMC->Gspos(cone[3], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 538 | zc = zc + dcone4[0] + dcone5[0]; |
cfce8870 | 539 | gMC->Gspos(cone[4], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 540 | zc = zc + dcone5[0] + dcone6[0]; |
cfce8870 | 541 | gMC->Gspos(cone[5], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 542 | zc = zc + dcone6[0] + dcone7[0]; |
cfce8870 | 543 | gMC->Gspos(cone[6], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 544 | zc = zc + dcone7[0] + dcone8[0]; |
cfce8870 | 545 | gMC->Gspos(cone[7], j, undul, xc, yc, zc, 0, "ONLY"); |
77289c85 | 546 | zc = zc + dcone8[0] + dcone1[0]; |
547 | } | |
548 | } |