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7e5caa00 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$Log$
b35d7d26 18Revision 1.8 2001/10/18 14:11:35 morsch
19Some changes/bug corrections for SetHole(1) option.
20
4c057bc8 21Revision 1.7 2001/10/16 14:50:59 morsch
22... or better use modified IsVersion() method.
23
6304e7d2 24Revision 1.6 2001/10/16 14:33:04 morsch
25Hole() method needed by TRD to find out wheter frame has holes.
26
d03c72a2 27Revision 1.5 2001/08/28 15:54:29 morsch
28Web frame and inner rings pointing.
29
4a8eca94 30Revision 1.4 2001/06/22 14:11:17 morsch
31Back to official z-positions of rings.
32
02e42643 33Revision 1.3 2001/06/22 12:02:20 morsch
34Ring locations matching TRD module positions.
35
af3fbbe1 36Revision 1.2 2001/05/25 07:59:54 morsch
37Initialization print-out in debug mode only.
38
0a05c568 39Revision 1.1 2001/05/11 13:18:05 morsch
40C++ version of spaceframe with specs according to Jan Bielski Feb. 2001
41
7e5caa00 42*/
43
44////////////////////////////////////////////////
45// space frame class /
46///////////////////////////////////////////////
47
48#include "AliFRAMEv2.h"
49#include "AliMagF.h"
50#include "AliRun.h"
51#include "AliMC.h"
52#include "TSystem.h"
53
54ClassImp(AliFRAMEv2)
55
56//_____________________________________________________________________________
57AliFRAMEv2::AliFRAMEv2()
58{
59// Constructor
60 SetHoles(0);
61}
62
63//_____________________________________________________________________________
64AliFRAMEv2::AliFRAMEv2(const char *name, const char *title)
65 : AliFRAME(name,title)
66{
67// Constructor
68 SetHoles(0);
69}
70
71
72//___________________________________________
73void AliFRAMEv2::CreateGeometry()
74{
75//Begin_Html
76/*
77<img src="picts/frame.gif">
78*/
79//End_Html
80
81
82//Begin_Html
83/*
84<img src="picts/tree_frame.gif">
85*/
86//End_Html
87
4a8eca94 88 Int_t idrotm[2299];
7e5caa00 89 Int_t *idtmed = fIdtmed->GetArray()-1999;
90//
91// The Space frame
92//
93//
94 Float_t pbox[3], ptrap[11], ptrd1[4], ptube[3], ppgon[10];
95
96 Float_t dx, dy, dz;
97 Int_t i, j, jmod;
98//
99// Constants
100 const Float_t kEps = 0.01;
101 const Int_t kAir = idtmed[2004];
102 const Int_t kSteel = idtmed[2064];
103
104 const Float_t krad2deg = 180./TMath::Pi();
105 const Float_t kdeg2rad = 1./krad2deg;
106
4c057bc8 107 Float_t iFrH = 114.40;
108 Float_t ringH = 4.00;
109 Float_t ringW = 10.00;
110 Float_t longH = 5.39;
111 Float_t longW = 6.00;
112 Float_t dwl = 3.14;
113 Float_t dwh = 0.96;
7e5caa00 114
02e42643 115//
4a8eca94 116 Float_t dymodU[3] = {70.0, 224.0, 341.};
02e42643 117// new ?
4a8eca94 118 Float_t dymodL[3] = {54.0, 178.5, 341.};
af3fbbe1 119
7e5caa00 120//
121// Frame mother volume
122//
b35d7d26 123// ptube[0] = 280.;
124// ptube[1] = 430.;
125// ptube[2] = 376.;
126 ppgon[0] = 0.;
127 ppgon[1] = 360.;
128 ppgon[2] = 18.;
129
130 ppgon[3] = 2.;
131
132 ppgon[4] = -376.;
133 ppgon[5] = 280.;
134 ppgon[6] = 421.;
135
136 ppgon[7] = -ppgon[4];
137 ppgon[8] = ppgon[5];
138 ppgon[9] = ppgon[6];
139
140 gMC->Gsvolu("B077", "PGON", kAir, ppgon, 10);
141
142// gMC->Gsvolu("B077", "TUBE", kAir, ptube, 3);
7e5caa00 143 gMC->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY");
144//
145// The outer Frame
146//
147
148 Float_t dol = 8.75;
149 Float_t doh = 5.;
150 Float_t ds = 0.35;
151//
152// Mother volume
153//
154 ppgon[0] = 0.;
155 ppgon[1] = 360.;
156 ppgon[2] = 18.;
157
158 ppgon[3] = 2.;
159
160 ppgon[4] = -350.;
161 ppgon[5] = 399.;
162 ppgon[6] = 420.7122;
163
164 ppgon[7] = -ppgon[4];
165 ppgon[8] = ppgon[5];
166 ppgon[9] = ppgon[6];
167 gMC->Gsvolu("B076", "PGON", kAir, ppgon, 10);
168 gMC->Gspos("B076", 1, "B077", 0., 0., 0., 0, "ONLY");
169//
170// Rings
171//
172 dz = 2.*410.2*TMath::Sin(10.*kdeg2rad)-2.*dol*TMath::Cos(10.*kdeg2rad)-
173 2.*doh*TMath::Tan(10.*kdeg2rad);
174 Float_t l1 = dz/2.;
175 Float_t l2 = dz/2.+2.*doh*TMath::Tan(10.*kdeg2rad);
176
177 ptrd1[0] = l1;
178 ptrd1[1] = l2;
179
180 ptrd1[2] = dol;
181 ptrd1[3] = doh;
182 gMC->Gsvolu("B042", "TRD1", kSteel, ptrd1, 4);
183
184 ptrd1[0] = ptrd1[0]+ds*(l2-l1)/2./doh;
185 ptrd1[1] = ptrd1[1]-ds*(l2-l1)/2./doh;
186 ptrd1[2] = dol-ds;
187 ptrd1[3] = doh-ds;
188 gMC->Gsvolu("B043", "TRD1", kAir, ptrd1, 4);
189 gMC->Gspos("B043", 1, "B042", 0., 0., 0., 0, "ONLY");
190//
191// longitudinal bars
192//
193// 170x200x5
194//
195 pbox[0] = dol;
196 pbox[1] = doh;
197 pbox[2] = 350.;
198 gMC->Gsvolu("B033", "BOX", kSteel, pbox, 3);
199 pbox[0] = dol-ds;
200 pbox[1] = doh-ds;
201 gMC->Gsvolu("B034", "BOX", kAir, pbox, 3);
202 gMC->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY");
203
204 pbox[0] = 1.0;
205 pbox[1] = 5.0;
206 pbox[2] = 375.5;
207
208
209 gMC->Gsvolu("B080", "BOX", kSteel, pbox, 3);
b35d7d26 210 gMC->Gspos("B080", 1, "B077", 286.01, 0., 0., 0, "ONLY");
211 gMC->Gspos("B080", 2, "B077", -286.01, 0., 0., 0, "ONLY");
7e5caa00 212
213//
214// Diagonal bars (1)
215//
216 Float_t h, d, dq, x, theta;
217
4a8eca94 218 h = (dymodU[1]-dymodU[0]-2.*dol)*.999;
7e5caa00 219 d = 2.*dol;
220 dq = h*h+dz*dz;
221
222 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
223
224
225 theta = krad2deg * TMath::ACos(x);
226
227 ptrap[0] = dz/2.;
228 ptrap[1] = theta;
229 ptrap[2] = 0.;
230 ptrap[3] = doh;
231 ptrap[4] = dol/x;
232 ptrap[5] = ptrap[4];
233 ptrap[6] = 0;
234 ptrap[7] = ptrap[3];
235 ptrap[8] = ptrap[4];
236 ptrap[9] = ptrap[4];
237 ptrap[10] = 0;
238
239 gMC->Gsvolu("B047", "TRAP", kSteel, ptrap, 11);
240 ptrap[3] = doh-ds;
241 ptrap[4] = (dol-ds)/x;
242 ptrap[5] = ptrap[4];
243 ptrap[7] = ptrap[3];
244 ptrap[8] = ptrap[4];
245 ptrap[9] = ptrap[4];
246 gMC->Gsvolu("B048", "TRAP", kAir, ptrap, 11);
247 gMC->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY");
248
249/*
250 Crosses (inner most)
251 \\ //
252 \\//
253 //\\
254 // \\
255*/
4a8eca94 256 h = (2.*dymodU[0]-2.*dol)*.999;
7e5caa00 257//
258// Mother volume
259//
260 pbox[0] = h/2;
261 pbox[1] = doh;
262 pbox[2] = dz/2.;
263 gMC->Gsvolu("BM49", "BOX ", kAir, pbox, 3);
264
265
266 dq = h*h+dz*dz;
267 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
268 theta = krad2deg * TMath::ACos(x);
269
270 ptrap[0] = dz/2.-kEps;
271 ptrap[1] = theta;
272 ptrap[2] = 0.;
273 ptrap[3] = doh-kEps;
274 ptrap[4] = dol/x;
275 ptrap[5] = ptrap[4];
276 ptrap[7] = ptrap[3];
277 ptrap[8] = ptrap[4];
278 ptrap[9] = ptrap[4];
279
280 gMC->Gsvolu("B049", "TRAP", kSteel, ptrap, 11);
281 ptrap[0] = ptrap[0]-kEps;
282 ptrap[3] = (doh-ds);
283 ptrap[4] = (dol-ds)/x;
284 ptrap[5] = ptrap[4];
285 ptrap[7] = ptrap[3];
286 ptrap[8] = ptrap[4];
287 ptrap[9] = ptrap[4];
288 gMC->Gsvolu("B050", "TRAP", kAir, ptrap, 11);
289 gMC->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY");
290 gMC->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY");
291
292
293 Float_t dd1 = d*TMath::Tan(theta*kdeg2rad);
294 Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad);
295 Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.);
296
297
298 ptrap[0] = dol;
299 ptrap[1] = theta2*krad2deg;
300 ptrap[2] = 0.;
301 ptrap[3] = doh;
302 ptrap[4] = (dz/2./x-dd1-dd2)/2.;
303 ptrap[5] = ptrap[4];
304 ptrap[6] = 0.;
305 ptrap[7] = ptrap[3];
306 ptrap[8] = dz/4./x;
307 ptrap[9] = ptrap[8];
308
309
310 gMC->Gsvolu("B051", "TRAP", kSteel, ptrap, 11);
311 Float_t ddx0 = ptrap[8];
312
313 Float_t dd1s = dd1*(1.-2.*ds/d);
314 Float_t dd2s = dd2*(1.-2.*ds/d);
315 Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.);
316
317
318 ptrap[0] = dol-ds;
319 ptrap[1] = theta2s*krad2deg;
320 ptrap[2] = 0.;
321 ptrap[3] = doh-ds;
322 ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2);
323 ptrap[5] = ptrap[4];
324 ptrap[6] = 0.;
325 ptrap[7] = ptrap[3];
326 ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2);
327 ptrap[9] = ptrap[8];
328
329 gMC->Gsvolu("B052", "TRAP", kAir, ptrap, 11);
330 gMC->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY");
331
332 Float_t ddx, ddz, drx, drz, rtheta;
333
4a8eca94 334 AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0);
7e5caa00 335 rtheta = (90.-theta)*kdeg2rad;
336 ddx = -ddx0-dol*TMath::Tan(theta2);
337 ddz = -dol;
338
339 drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0];
340 drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2];
341 gMC->Gspos("B051", 1, "BM49",
342 drx, 0.0, drz,
4a8eca94 343 idrotm[2001], "ONLY");
7e5caa00 344
4a8eca94 345 AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0);
7e5caa00 346 rtheta = (270.-theta)*kdeg2rad;
347
348 drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0];
349 drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2];
350 gMC->Gspos("B051", 2, "BM49",
351 drx, 0.0, drz,
4a8eca94 352 idrotm[2002], "ONLY");
7e5caa00 353
354//
355// Diagonal bars (3)
356//
4a8eca94 357 h = ((dymodU[2]-dymodU[1])-2.*dol)*.999;
7e5caa00 358 dq = h*h+dz*dz;
359 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
360 theta = krad2deg * TMath::ACos(x);
361
362 ptrap[0] = dz/2.;
363 ptrap[1] = theta;
364 ptrap[3] = doh;
365 ptrap[4] = dol/x;
366 ptrap[5] = ptrap[4];
367 ptrap[7] = ptrap[3];
368 ptrap[8] = ptrap[4];
369 ptrap[9] = ptrap[4];
370
371 gMC->Gsvolu("B045", "TRAP", kSteel, ptrap, 11);
372 ptrap[3] = doh-ds;
373 ptrap[4] = (dol-ds)/x;
374 ptrap[5] = ptrap[4];
375 ptrap[7] = ptrap[3];
376 ptrap[8] = ptrap[4];
377 ptrap[9] = ptrap[4];
378 gMC->Gsvolu("B046", "TRAP", kAir, ptrap, 11);
379 gMC->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY");
380
381//
382// Positioning of diagonal bars
383//
384// Matrices have been imported from Euclid. Some simplification
385// seems possible
386//
4a8eca94 387 AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0);
388 AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0);
389 AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0);
390 AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0);
391 AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0);
392 AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0);
393 AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0);
394 AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0);
395 AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0);
396 AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0);
397 AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0);
398 AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0);
399 AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0);
400 AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0);
401 AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0);
402 AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0);
403
404 AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0);
405 AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0);
406 AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0);
407 AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0);
408 AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0);
409 AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0);
410 AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0);
411 AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0);
412
413 AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0);
414 AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0);
415 AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0);
416 AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0);
417 AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0);
418 AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0);
419 AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0);
7e5caa00 420
421 Float_t rd = 410.56;
4a8eca94 422 dz = (dymodU[1]+dymodU[0])/2.;
423 Float_t dz2 = (dymodU[1]+dymodU[2])/2.;
7e5caa00 424
425//
426// phi = 40
427//
428 Float_t phi = 40;
429 dx = rd * TMath::Sin(phi*kdeg2rad);
430 dy = rd * TMath::Cos(phi*kdeg2rad);
431
4a8eca94 432 gMC->Gspos("B047", 1, "B076", -dx, dy, dz, idrotm[2004], "ONLY");
433 gMC->Gspos("B047", 2, "B076", -dx, dy, -dz, idrotm[2003], "ONLY");
434 gMC->Gspos("B047", 3, "B076", dx, dy, dz, idrotm[2017], "ONLY");
435 gMC->Gspos("B047", 4, "B076", dx, dy, -dz, idrotm[2018], "ONLY");
7e5caa00 436
4a8eca94 437 gMC->Gspos("B045", 1, "B076", -dx, dy, dz2, idrotm[2019], "ONLY");
438 gMC->Gspos("B045", 2, "B076", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ?
439 gMC->Gspos("B045", 3, "B076", dx, dy, dz2, idrotm[2020], "ONLY");
440 gMC->Gspos("B045", 4, "B076", dx, dy, -dz2, idrotm[2027], "ONLY");
7e5caa00 441
4a8eca94 442 gMC->Gspos("BM49", 1, "B076", dx, dy, 0., idrotm[2020], "ONLY");
443 gMC->Gspos("BM49", 2, "B076", -dx, dy, 0., idrotm[2019], "ONLY");
7e5caa00 444
445//
446// phi = 60
447//
448
449 phi = 60;
450 dx = rd * TMath::Sin(phi*kdeg2rad);
451 dy = rd * TMath::Cos(phi*kdeg2rad);
4a8eca94 452 gMC->Gspos("B047", 5, "B076", -dx, dy, dz, idrotm[2005], "ONLY");
453 gMC->Gspos("B047", 6, "B076", -dx, dy, -dz, idrotm[2006], "ONLY");
454 gMC->Gspos("B047", 7, "B076", dx, dy, dz, idrotm[2016], "ONLY");
455 gMC->Gspos("B047", 8, "B076", dx, dy, -dz, idrotm[2015], "ONLY");
7e5caa00 456
4a8eca94 457 gMC->Gspos("B045", 5, "B076", -dx, dy, dz2, idrotm[2021], "ONLY");
458 gMC->Gspos("B045", 6, "B076", -dx, dy, -dz2, idrotm[2028], "ONLY");
459 gMC->Gspos("B045", 7, "B076", dx, dy, dz2, idrotm[2022], "ONLY");
460 gMC->Gspos("B045", 8, "B076", dx, dy, -dz2, idrotm[2029], "ONLY");
7e5caa00 461
4a8eca94 462 gMC->Gspos("BM49", 3, "B076", dx, dy, 0., idrotm[2022], "ONLY");
463 gMC->Gspos("BM49", 4, "B076", -dx, dy, 0., idrotm[2021], "ONLY");
7e5caa00 464//
465// phi = 80
466//
467
468 phi = 80;
469 dx = rd * TMath::Sin(phi*kdeg2rad);
470 dy = rd * TMath::Cos(phi*kdeg2rad);
4a8eca94 471 gMC->Gspos("B047", 9, "B076", -dx, dy, dz, idrotm[2009], "ONLY");
472 gMC->Gspos("B047", 10, "B076", -dx, dy, -dz, idrotm[2007], "ONLY");
473 gMC->Gspos("B047", 11, "B076", dx, dy, dz, idrotm[2013], "ONLY");
474 gMC->Gspos("B047", 12, "B076", dx, dy, -dz, idrotm[2014], "ONLY");
7e5caa00 475
4a8eca94 476 gMC->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY");
477 gMC->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "ONLY");
478 gMC->Gspos("B047", 15, "B076", dx, -dy, dz, idrotm[2012], "ONLY");
479 gMC->Gspos("B047", 16, "B076", dx, -dy, -dz, idrotm[2011], "ONLY");
7e5caa00 480
4a8eca94 481 gMC->Gspos("B045", 9, "B076", -dx, dy, dz2, idrotm[2023], "ONLY");
482 gMC->Gspos("B045", 10, "B076", -dx, dy, -dz2, idrotm[2031], "ONLY");
483 gMC->Gspos("B045", 11, "B076", dx, dy, dz2, idrotm[2026], "ONLY");
484 gMC->Gspos("B045", 12, "B076", dx, dy, -dz2, idrotm[2030], "ONLY");
7e5caa00 485
4a8eca94 486 gMC->Gspos("B045", 13, "B076", -dx, -dy, dz2, idrotm[2024], "ONLY");
487 gMC->Gspos("B045", 14, "B076", -dx, -dy, -dz2, idrotm[2032], "ONLY");
488 gMC->Gspos("B045", 15, "B076", dx, -dy, dz2, idrotm[2025], "ONLY");
489 gMC->Gspos("B045", 16, "B076", dx, -dy, -dz2, idrotm[2033], "ONLY");
7e5caa00 490
4a8eca94 491 gMC->Gspos("BM49", 5, "B076", dx, dy, 0., idrotm[2026], "ONLY");
492 gMC->Gspos("BM49", 6, "B076", -dx, dy, 0., idrotm[2023], "ONLY");
493 gMC->Gspos("BM49", 7, "B076", dx, -dy, 0., idrotm[2025], "ONLY");
494 gMC->Gspos("BM49", 8, "B076", -dx, -dy, 0., idrotm[2024], "ONLY");
7e5caa00 495
496
497// The internal frame
498//
499 char* module[3] = {"B071\0", "B074\0", "B075\0"};
500//
501//
502// Mother Volumes
503//
504 ptrd1[0] = 50.18;
505 ptrd1[1] = 70.35;
506// ptrd1[0] = 50.10;
507// ptrd1[1] = 70.20;
508
509 ptrd1[2] = 375.5;
510 ptrd1[3] = 57.2;
511 for (jmod = 0; jmod < 3; jmod++)
512 {
513 gMC->Gsvolu(module[jmod], "TRD1", kAir, ptrd1, 4);
514 }
515
516 Int_t mod[18] = {1, 1, 1, 0, 0, 0, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 1, 1};
7e5caa00 517
518
519 Float_t r = 341.8;
520 Float_t rout1 = 410.564;
521 Float_t rout2 = 415.2;
522 Int_t modcount[3] = {0, 0, 0};
523
524 for (i=0; i<18; i++) {
525 Float_t phi = i*20.;
526 Float_t phi2 = 270+phi;
527 if (phi2 >= 360.) phi2-=360.;
528
529 dx = TMath::Sin(phi*kdeg2rad)*r;
530 dy = -TMath::Cos(phi*kdeg2rad)*r;
531 modcount[mod[i]]++;
532
4a8eca94 533 AliMatrix(idrotm[2034+i], 90.0, phi, 0., 0., 90., phi2);
534 gMC->Gspos(module[mod[i]], modcount[mod[i]], "B077", dx, dy, 0., idrotm[2034+i], "ONLY");
7e5caa00 535//
536// Position elements of outer Frame
537//
538 dx = TMath::Sin(phi*kdeg2rad)*rout1;
539 dy = -TMath::Cos(phi*kdeg2rad)*rout1;
540 for (j = 0; j < 3; j++)
541 {
4a8eca94 542 dz = dymodU[j];
543 gMC->Gspos("B042", 6*i+2*j+1, "B076", dx, dy, dz, idrotm[2034+i], "ONLY");
544 gMC->Gspos("B042", 6*i+2*j+2, "B076", dx, dy, -dz, idrotm[2034+i], "ONLY");
7e5caa00 545 }
546
547 phi = i*20.+10;
548 phi2 = 270+phi;
4a8eca94 549 AliMatrix(idrotm[2052+i], 90.0, phi, 90., phi2, 0., 0.);
7e5caa00 550
551 dx = TMath::Sin(phi*kdeg2rad)*rout2;
552 dy = -TMath::Cos(phi*kdeg2rad)*rout2;
4a8eca94 553 gMC->Gspos("B033", i+1, "B076", dx, dy, 0., idrotm[2052+i], "ONLY");
7e5caa00 554//
555 }
556// Internal Frame rings
557//
558//
559// new specs: 40x100x6 for inner rings
560// 30x135x6 for front and rear rings
561//
562// currently no distinction between front/rear and inner rings
563//
564//
565//
566 pbox[0] = 50.;
567 pbox[1] = ringW/2.;
568 pbox[2] = ringH/2.;
569
570 gMC->Gsvolu("B072", "BOX ", kSteel, pbox, 3);
571
572 pbox[1] = pbox[1] - 0.6;
573 pbox[2] = pbox[2] - 0.6;
574 gMC->Gsvolu("B073", "BOX ", kAir, pbox, 3);
575 gMC->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY");
576
577// Web frame 0-degree
578//
579// h x w x s = 60x40x4
580// (attention: element is are half bars, "U" shaped)
581//
4a8eca94 582 dz = 106.2;
583 d = 2.*dwl;
584 h = dymodU[0]-dymodL[0];
585 dq = h*h+dz*dz;
586
587 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
7e5caa00 588
4a8eca94 589 theta = TMath::ACos(x);
590 Float_t thetaP = (TMath::Pi()-theta)*krad2deg;
591
592 ptrap[0] = dz/2.;
593 ptrap[1] = thetaP;
594 ptrap[2] = 0.;
595 ptrap[3] = dwh;
596 ptrap[4] = dwl/cos(theta);
597 ptrap[5] = ptrap[4];
598 ptrap[6] = 0;
599 ptrap[7] = ptrap[3];
600 ptrap[8] = ptrap[4];
601 ptrap[9] = ptrap[4];
602 ptrap[10] = 0;
603 gMC->Gsvolu("B063", "TRAP", kSteel, ptrap, 11);
604 ptrap[3] = dwh - 0.2;
605 ptrap[4] = (dwl-0.4)/cos(theta);
606 ptrap[5] = ptrap[4];
607 ptrap[7] = ptrap[3];
608 ptrap[8] = ptrap[4];
609 ptrap[9] = ptrap[4];
610 gMC->Gsvolu("B064", "TRAP", kAir, ptrap, 11);
611 gMC->Gspos("B064", 1, "B063", 0.0, -0.2, 0., 0, "ONLY");
612
613
614 h = 106.2;
615 d = 2.*dwl;
616 dz = dymodU[1]-dymodL[1];
617 dq = h*h+dz*dz;
618
619 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
620
621
622 theta = krad2deg * TMath::ACos(x);
623
624 ptrap[0] = dz/2.;
625 ptrap[1] = theta;
626 ptrap[2] = 0.;
627 ptrap[3] = dwh;
628 ptrap[4] = dwl/x;
629 ptrap[5] = ptrap[4];
630 ptrap[6] = 0;
631 ptrap[7] = ptrap[3];
632 ptrap[8] = ptrap[4];
633 ptrap[9] = ptrap[4];
634 ptrap[10] = 0;
635 gMC->Gsvolu("B163", "TRAP", kSteel, ptrap, 11);
636 ptrap[3] = dwh - 0.2;
637 ptrap[4] = (dwl-0.4)/x;
638 ptrap[5] = ptrap[4];
639 ptrap[7] = ptrap[3];
640 ptrap[8] = ptrap[4];
641 ptrap[9] = ptrap[4];
642 gMC->Gsvolu("B164", "TRAP", kAir, ptrap, 11);
643 gMC->Gspos("B164", 1, "B163", 0.0, -0.2, 0., 0, "ONLY");
644
645
7e5caa00 646 pbox[0] = dwh;
647 pbox[1] = dwl;
648 pbox[2] = (iFrH-ringH-longH)/2.;
4a8eca94 649 gMC->Gsvolu("B263", "BOX ", kSteel, pbox, 3);
7e5caa00 650 pbox[0] = dwh-0.2;
651 pbox[1] = dwl-0.4;
652
4a8eca94 653 gMC->Gsvolu("B264", "BOX ", kAir, pbox, 3);
654 gMC->Gspos("B264", 1, "B263", 0.2, 0., 0., 0, "ONLY");
655
656
657 AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0);
658//
659 AliMatrix(idrotm[2071], 100.0, 0.0, 90.0, 270.0, 10.0, 0.0);
660 AliMatrix(idrotm[2072], 100.0, 0.0, 90.0, 90.0, 10.0, 0.0);
661 AliMatrix(idrotm[2073], 100.0, 180.0, 90.0, 270.0, 10.0, 180.0);
662 AliMatrix(idrotm[2074], 100.0, 180.0, 90.0, 90.0, 10.0, 180.0);
663//
664 AliMatrix(idrotm[2075], 10.0, 0.0, 80.0, 180.0, 90.0, 90.0);
665 AliMatrix(idrotm[2076], 10.0, 0.0, 80.0, 180.0, 90.0, 270.0);
666 AliMatrix(idrotm[2077], 10.0, 180.0, 80.0, 0.0, 90.0, 90.0);
667 AliMatrix(idrotm[2078], 10.0, 180.0, 80.0, 0.0, 90.0, 270.0);
668//
669 AliMatrix(idrotm[2079], 170.0, 180.0, 80.0, 180.0, 90.0, 90.0);
670 AliMatrix(idrotm[2080], 170.0, 180.0, 80.0, 180.0, 90.0, 270.0);
671 AliMatrix(idrotm[2081], 170.0, 0.0, 80.0, 0.0, 90.0, 90.0);
672 AliMatrix(idrotm[2082], 170.0, 0.0, 80.0, 0.0, 90.0, 270.0);
673
674//
675 AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0);
676 AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0);
677 AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0);
678//
679 AliMatrix(idrotm[2086], 90.0, 90.0, 100.0, 0., 170.0, 180.0);
680 AliMatrix(idrotm[2087], 90.0, 90.0, 100.0, 0., 10.0, 0.0);
681 AliMatrix(idrotm[2088], 90.0, 90.0, 80.0, 0., 170.0, 0.0);
682 AliMatrix(idrotm[2089], 90.0, 90.0, 80.0, 0., -10.0, 0.0);
683
7e5caa00 684//
685// web frame diagonal (outer)
686//
687 h = 106.2;
688 d = 2.*dwl;
4a8eca94 689 dz = dymodL[2]-dymodU[1]-dwl;
7e5caa00 690 dq = h*h+dz*dz;
691
692 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
693
694
695 theta = krad2deg * TMath::ACos(x);
696
697 ptrap[0] = dz/2.;
698 ptrap[1] = theta;
699 ptrap[2] = 0.;
700 ptrap[3] = dwh;
701 ptrap[4] = dwl/x;
702 ptrap[5] = ptrap[4];
703 ptrap[6] = 0;
704 ptrap[7] = ptrap[3];
705 ptrap[8] = ptrap[4];
706 ptrap[9] = ptrap[4];
707 ptrap[10] = 0;
708 gMC->Gsvolu("B065", "TRAP", kSteel, ptrap, 11);
709 ptrap[3] = dwh - 0.2;
710 ptrap[4] = (dwl-0.4)/x;
711 ptrap[5] = ptrap[4];
712 ptrap[7] = ptrap[3];
713 ptrap[8] = ptrap[4];
714 ptrap[9] = ptrap[4];
715 gMC->Gsvolu("B066", "TRAP", kAir, ptrap, 11);
716 gMC->Gspos("B066", 1, "B065", 0.0, -0.2, 0., 0, "ONLY");
717
718//
719// web frame diagonal (inner)
720//
4a8eca94 721 dz = dymodL[1]-dymodU[0];
7e5caa00 722 dq = h*h+dz*dz;
4a8eca94 723 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
7e5caa00 724
725
726 theta = krad2deg * TMath::ACos(x);
727
4a8eca94 728 ptrap[0] = (dymodL[1]-dymodU[0])/2.;
7e5caa00 729 ptrap[1] = theta;
730 ptrap[2] = 0.;
731 ptrap[3] = dwh;
732 ptrap[4] = dwl/x;
733 ptrap[5] = ptrap[4];
734 ptrap[6] = 0;
735 ptrap[7] = ptrap[3];
736 ptrap[8] = ptrap[4];
737 ptrap[9] = ptrap[4];
738 ptrap[10] = 0;
739 gMC->Gsvolu("B067", "TRAP", kSteel, ptrap, 11);
740 ptrap[3] = dwh-0.2;
741 ptrap[4] = (dwl-0.4)/x;
742 ptrap[5] = ptrap[4];
743 ptrap[7] = ptrap[3];
744 ptrap[8] = ptrap[4];
745 ptrap[9] = ptrap[4];
746 gMC->Gsvolu("B068", "TRAP", kAir, ptrap, 11);
747 gMC->Gspos("B068", 1, "B067", 0.0, -0.2, 0., 0, "ONLY");
748
749
750 dz = -iFrH/2.+ringH/2.+kEps;
751
752 for (i = 0; i< 3; i++)
753 {
754// ring bars
755 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 756 gMC->Gspos("B072", 6*i+jmod+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY");
757 gMC->Gspos("B072", 6*i+jmod+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY");
7e5caa00 758
759// 0-deg web
4a8eca94 760 if (i==2) {
761 gMC->Gspos("B263", 12*i+jmod+1, module[jmod], 60.0732, dymodU[i], 4.6669, idrotm[2072], "ONLY");
762 gMC->Gspos("B263", 12*i+jmod+4, module[jmod], 60.0732, -dymodU[i], 4.6669, idrotm[2071], "ONLY");
763 gMC->Gspos("B263", 12*i+jmod+7, module[jmod], -60.0732, dymodU[i], 4.6669, idrotm[2074], "ONLY");
764 gMC->Gspos("B263", 12*i+jmod+10, module[jmod], -60.0732, -dymodU[i], 4.6669, idrotm[2073], "ONLY");
765 }
7e5caa00 766 }
767 }
768
769// outer diagonal web
770
4a8eca94 771 dy = (dymodU[0]+dymodL[0])/2.;
772 for (jmod = 0; jmod<3; jmod++) {
773 gMC->Gspos("B063", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2086], "ONLY");
774 gMC->Gspos("B063", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2087], "ONLY");
775 gMC->Gspos("B063", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2088], "ONLY");
776 gMC->Gspos("B063", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2089], "ONLY");
777 }
778
779 dy = (dymodU[1]+dymodL[1])/2.;
780 for (jmod = 0; jmod<3; jmod++) {
781 gMC->Gspos("B163", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2080], "ONLY");
782 gMC->Gspos("B163", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2079], "ONLY");
783 gMC->Gspos("B163", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2082], "ONLY");
784 gMC->Gspos("B163", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2081], "ONLY");
785 }
786
787
788 dy = (dymodL[2]+dymodU[1])/2.-dwl/2.;
7e5caa00 789 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 790 gMC->Gspos("B065", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY");
791 gMC->Gspos("B065", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY");
792 gMC->Gspos("B065", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY");
793 gMC->Gspos("B065", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY");
7e5caa00 794 }
795
796
4a8eca94 797 dy = (dymodL[1]+dymodU[0])/2.;
7e5caa00 798
799 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 800 gMC->Gspos("B067", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY");
801 gMC->Gspos("B067", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY");
802 gMC->Gspos("B067", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY");
803 gMC->Gspos("B067", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY");
7e5caa00 804 }
805
806// longitudinal bars (TPC rails attached)
807// new specs:
808// h x w x s = 100 x 75 x 6
809// current:
810// Attention: 2 "U" shaped half rods per cell
811//
812// not yet used
813//
814 ptrap[0] = 2.50;
815 ptrap[1] = 10.00;
816 ptrap[2] = 0.00;
817 ptrap[3] = 350.00;
818 ptrap[4] = 3.75;
819 ptrap[5] = ptrap[4];
820 ptrap[6] = 0;
821 ptrap[7] = ptrap[3];
822 ptrap[8] = ptrap[4];
823 ptrap[9] = ptrap[4];
824 ptrap[10] = 0;
825 gMC->Gsvolu("B059", "TRAP", kSteel, ptrap, 11);
826 ptrap[0] = 2.2;
827 ptrap[4] = 2.15;
828 ptrap[5] = ptrap[4];
829 ptrap[7] = ptrap[3];
830 ptrap[8] = ptrap[4];
831 ptrap[9] = ptrap[4];
832 gMC->Gsvolu("B062", "TRAP", kAir, ptrap, 11);
833 gMC->Gspos("B062", 1, "B059", 0.0, -0.3, 0., 0, "ONLY");
834//
835// longitudinal bars (no TPC rails attached)
836// new specs: h x w x s = 60 x 60 x 3
837// (was: 75 x 100 x 5?)
838//
839//
840//
841 ptrap[0] = longW/4.;
842 ptrap[4] = longH/2.;
843 ptrap[5] = ptrap[4];
844 ptrap[7] = ptrap[3];
845 ptrap[8] = ptrap[4];
846 ptrap[9] = ptrap[4];
847
848 gMC->Gsvolu("BA59", "TRAP", kSteel, ptrap, 11);
849 ptrap[0] = longW/4.-0.15;
850 ptrap[4] = longH/2.-0.30;
851 ptrap[5] = ptrap[4];
852 ptrap[7] = ptrap[3];
853 ptrap[8] = ptrap[4];
854 ptrap[9] = ptrap[4];
855 gMC->Gsvolu("BA62", "TRAP", kAir, ptrap, 11);
856 gMC->Gspos("BA62", 1, "BA59", 0.0, 0.0, -0.15, 0, "ONLY");
857
858 dz = -iFrH/2.+ringH+longH/2.;
859
860 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 861 gMC->Gspos("BA59", 2*jmod+1, module[jmod], 49.6476, 0.0, dz, idrotm[2084], "ONLY");
862 gMC->Gspos("BA59", 2*jmod+2, module[jmod], -49.6476, 0.0, dz, idrotm[2083], "ONLY");
7e5caa00 863 }
864//
865//
866// Spacer between TRD and TOF modules
867 ptrap[0] = 0.99;
868 ptrap[1] = 10.00;
869 ptrap[2] = 0.00;
870 ptrap[3] = 350.00;
871 ptrap[4] = 0.9;
872 ptrap[5] = ptrap[4];
873 ptrap[6] = 0;
874 ptrap[7] = ptrap[3];
875 ptrap[8] = ptrap[4];
876 ptrap[9] = ptrap[4];
877 ptrap[10] = 0;
878 gMC->Gsvolu("B056", "TRAP", kSteel, ptrap, 11);
879 for (jmod = 0; jmod<3; jmod++) {
880 gMC->Gspos("B056", 2*jmod+1, module[jmod], 61.9607, 0.0, 27.2, 0 , "ONLY");
4a8eca94 881 gMC->Gspos("B056", 2*jmod+2, module[jmod], -61.9607, 0.0, 27.2, idrotm[2085], "ONLY");
7e5caa00 882 }
883//
884// Mother volumes for TRD and TOF
885//
886 if (!fHoles) {
d03c72a2 887 printf("\n FRAME Version without Holes !");
7e5caa00 888 ptrd1[0] = 49.8065;
889 ptrd1[1] = 62.8535;
890 ptrd1[2] = 375.5;
891 ptrd1[3] = 37.;
892 gMC->Gsvolu("BTR1", "TRD1", kAir, ptrd1, 4);
893 gMC->Gsvolu("BTR2", "TRD1", kAir, ptrd1, 4);
894 gMC->Gsvolu("BTR3", "TRD1", kAir, ptrd1, 4);
895
896 ptrd1[0] = 63.2061;
897 ptrd1[1] = 68.3192;
898 ptrd1[2] = 375.5;
899 ptrd1[3] = 14.5;
900 gMC->Gsvolu("BTO1", "TRD1", kAir, ptrd1, 4);
901 gMC->Gsvolu("BTO2", "TRD1", kAir, ptrd1, 4);
902 gMC->Gsvolu("BTO3", "TRD1", kAir, ptrd1, 4);
903
904 gMC->Gspos("BTR1", 1, "B071", 0., 0., -10.8, 0, "ONLY");
905 gMC->Gspos("BTR2", 1, "B074", 0., 0., -10.8, 0, "ONLY");
906 gMC->Gspos("BTR3", 1, "B075", 0., 0., -10.8, 0, "ONLY");
907
908 gMC->Gspos("BTO1", 1, "B071", 0., 0., 42.69, 0, "ONLY");
909 gMC->Gspos("BTO2", 1, "B074", 0., 0., 42.69, 0, "ONLY");
910 gMC->Gspos("BTO3", 1, "B075", 0., 0., 42.69, 0, "ONLY");
911 } else {
d03c72a2 912 printf("\n FRAME Version with Holes !");
7e5caa00 913 ptrd1[0] = 49.8065;
914 ptrd1[1] = 62.8535;
915 ptrd1[2] = 375.5;
916 ptrd1[3] = 37;
917 gMC->Gsvolu("BTR1", "TRD1", kAir, ptrd1, 4);
918 ptrd1[2] = 156.75;
919 gMC->Gsvolu("BTR2", "TRD1", kAir, ptrd1, 4);
920 ptrd1[2] = 79.75;
921 gMC->Gsvolu("BTR3", "TRD1", kAir, ptrd1, 4);
922
923 ptrd1[0] = 63.2061;
924 ptrd1[1] = 68.3192;
925 ptrd1[2] = 375.5;
926 ptrd1[3] = 14.5;
927 gMC->Gsvolu("BTO1", "TRD1", kAir, ptrd1, 4);
928 ptrd1[2] = 156.75;
929 gMC->Gsvolu("BTO2", "TRD1", kAir, ptrd1, 4);
930 ptrd1[2] = 79.75;
931 gMC->Gsvolu("BTO3", "TRD1", kAir, ptrd1, 4);
932
7e5caa00 933
4c057bc8 934 gMC->Gspos("BTR1", 1, "B071", 0., 0.00, -10.8, 0, "ONLY");
935 gMC->Gspos("BTR2", 1, "B074", 0., -218.75, -10.8, idrotm[2070], "ONLY");
936 gMC->Gspos("BTR2", 2, "B074", 0., 218.75, -10.8, 0, "ONLY");
937 gMC->Gspos("BTR3", 1, "B075", 0., -295.75, -10.8, idrotm[2070], "ONLY");
938 gMC->Gspos("BTR3", 2, "B075", 0., 295.75, -10.8, 0, "ONLY");
939
940 gMC->Gspos("BTO1", 1, "B071", 0., 0.00, 42.69, 0, "ONLY");
941 gMC->Gspos("BTO2", 1, "B074", 0., -218.75, 42.69, idrotm[2070], "ONLY");
942 gMC->Gspos("BTO2", 2, "B074", 0., 218.75, 42.69, 0, "ONLY");
943 gMC->Gspos("BTO3", 1, "B075", 0., -295.75, 42.69, idrotm[2070], "ONLY");
944 gMC->Gspos("BTO3", 2, "B075", 0., 295.75, 42.69, 0, "ONLY");
7e5caa00 945 }
b35d7d26 946
947//
948// Geometry of Rails starts here
949//
950//
951//
952// Rails for space-frame
953//
954 Float_t rbox[3];
955
956 rbox[0] = 25.00;
957 rbox[1] = 27.50;
958 rbox[2] = 600.00;
959 gMC->Gsvolu("BRS1", "BOX", kAir, rbox, 3);
960
961 rbox[0] = 25.00;
962 rbox[1] = 3.75;
963 gMC->Gsvolu("BRS2", "BOX", kSteel, rbox, 3);
964
965 rbox[0] = 3.00;
966 rbox[1] = 20.00;
967 gMC->Gsvolu("BRS3", "BOX", kSteel, rbox, 3);
968
969 gMC->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY");
970 gMC->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY");
971 gMC->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY");
972 gMC->Gspos("BRS1", 1, "ALIC", -430.-3., -180., 0., 0, "ONLY");
973 gMC->Gspos("BRS1", 2, "ALIC", 430.+3., -180., 0., 0, "ONLY");
974
975 rbox[0] = 3.0;
976 rbox[1] = 175./2.;
977 rbox[2] = 25.0;
978 gMC->Gsvolu("BRS4", "BOX", kSteel, rbox, 3);
979
980 gMC->Gspos("BRS4", 1, "ALIC", 430.+3., -180.+55./2.+rbox[1], 224., 0, "ONLY");
981 gMC->Gspos("BRS4", 2, "ALIC", 430.+3., -180.+55./2.+rbox[1], -224., 0, "ONLY");
982 gMC->Gspos("BRS4", 3, "ALIC", -430.-3., -180.+55./2.+rbox[1], 224., 0, "ONLY");
983 gMC->Gspos("BRS4", 4, "ALIC", -430.-3., -180.+55./2.+rbox[1], -224., 0, "ONLY");
984
985//
986// Rails for EMCAL
987//
988/*
989 rbox[0] = 27.50;
990 rbox[1] = 32.50;
991 gMC->Gsvolu("BRE1", "BOX", kAir, rbox, 3);
992
993 rbox[0] = 27.50;
994 rbox[1] = 2.50;
995 gMC->Gsvolu("BRE2", "BOX", kSteel, rbox, 3);
996
997 rbox[0] = 0.50;
998 rbox[1] = 27.50;
999 gMC->Gsvolu("BRE3", "BOX", kSteel, rbox, 3);
1000
1001 gMC->Gspos("BRE2", 1, "BRE1", 0., -32.5+2.50, 0., 0, "ONLY");
1002 gMC->Gspos("BRE2", 2, "BRE1", 0., 32.5-2.50, 0., 0, "ONLY");
1003 gMC->Gspos("BRE3", 1, "BRE1", -20., 0., 0., 0, "ONLY");
1004 gMC->Gspos("BRE3", 2, "BRE1", 20., 0., 0., 0, "ONLY");
1005 gMC->Gspos("BRE1", 1, "ALIC", -496., -190., 0., 0, "ONLY");
1006 gMC->Gspos("BRE1", 2, "ALIC", 496., -190., 0., 0, "ONLY");
1007*/
7e5caa00 1008}
1009
1010
1011//___________________________________________
1012void AliFRAMEv2::CreateMaterials()
1013{
1014
1015 Float_t epsil, stemax, tmaxfd, deemax, stmin;
1016
1017 epsil = 1.e-4; // Tracking precision,
1018 stemax = -0.01; // Maximum displacement for multiple scat
1019 tmaxfd = -20.; // Maximum angle due to field deflection
1020 deemax = -.3; // Maximum fractional energy loss, DLS
1021 stmin = -.8;
1022 Int_t isxfld = gAlice->Field()->Integ();
1023 Float_t sxmgmx = gAlice->Field()->Max();
1024
1025 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1026 Float_t zsteel[4] = { 26.,24.,28.,14. };
1027 Float_t wsteel[4] = { .715,.18,.1,.005 };
1028
1029 AliMixture(65, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
1030 AliMaterial(5, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
1031 AliMedium(65, "Stainless Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1032 AliMedium( 5, "Air ", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1033}
1034
1035//_____________________________________________________________________________
1036void AliFRAMEv2::Init()
1037{
1038 //
1039 // Initialise the module after the geometry has been defined
1040 //
0a05c568 1041 if(fDebug) {
1042 printf("%s: **************************************"
1043 " FRAME "
1044 "**************************************\n",ClassName());
1045 printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName());
1046 printf("%s: **************************************"
1047 " FRAME "
1048 "**************************************\n",ClassName());
1049 }
7e5caa00 1050}
1051
6304e7d2 1052Int_t AliFRAMEv2::IsVersion() const
1053{
1054 Int_t version = 0;
1055 if (fHoles == 0) version = 1;
1056 return version;
1057}
7e5caa00 1058
1059
1060
1061
1062
1063