Integration method inside muon spectrometer acceptance obtained from
[u/mrichter/AliRoot.git] / STRUCT / AliFRAMEv2.cxx
CommitLineData
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
eeacf08b 16/* $Id$ */
6304e7d2 17
eeacf08b 18//------------------------------------------------------------------------
19// AliFRAMEv2.cxx
20// symmetric space frame with possibility for holes
21// Author: A.Morsch
22//------------------------------------------------------------------------
7e5caa00 23
88cb7938 24#include <TSystem.h>
5d12ce38 25#include <TVirtualMC.h>
88cb7938 26
7e5caa00 27#include "AliFRAMEv2.h"
28#include "AliMagF.h"
29#include "AliRun.h"
f2744db7 30#include "AliConst.h"
5d12ce38 31#include "AliMC.h"
4951e003 32#include "AliLog.h"
7e5caa00 33
34ClassImp(AliFRAMEv2)
35
36//_____________________________________________________________________________
37AliFRAMEv2::AliFRAMEv2()
38{
39// Constructor
40 SetHoles(0);
41}
42
43//_____________________________________________________________________________
44AliFRAMEv2::AliFRAMEv2(const char *name, const char *title)
45 : AliFRAME(name,title)
46{
47// Constructor
48 SetHoles(0);
49}
50
51
52//___________________________________________
53void AliFRAMEv2::CreateGeometry()
54{
55//Begin_Html
56/*
57<img src="picts/frame.gif">
58*/
59//End_Html
60
61
62//Begin_Html
63/*
64<img src="picts/tree_frame.gif">
65*/
66//End_Html
67
4a8eca94 68 Int_t idrotm[2299];
7e5caa00 69 Int_t *idtmed = fIdtmed->GetArray()-1999;
70//
71// The Space frame
72//
73//
e16311cb 74 Float_t pbox[3], ptrap[11], ptrd1[4], ppgon[10];
7e5caa00 75
76 Float_t dx, dy, dz;
77 Int_t i, j, jmod;
78//
79// Constants
80 const Float_t kEps = 0.01;
81 const Int_t kAir = idtmed[2004];
82 const Int_t kSteel = idtmed[2064];
83
84 const Float_t krad2deg = 180./TMath::Pi();
85 const Float_t kdeg2rad = 1./krad2deg;
86
4c057bc8 87 Float_t iFrH = 114.40;
88 Float_t ringH = 4.00;
89 Float_t ringW = 10.00;
90 Float_t longH = 5.39;
91 Float_t longW = 6.00;
92 Float_t dwl = 3.14;
93 Float_t dwh = 0.96;
7e5caa00 94
02e42643 95//
4a8eca94 96 Float_t dymodU[3] = {70.0, 224.0, 341.};
02e42643 97// new ?
4a8eca94 98 Float_t dymodL[3] = {54.0, 178.5, 341.};
af3fbbe1 99
7e5caa00 100//
101// Frame mother volume
102//
b35d7d26 103// ptube[0] = 280.;
104// ptube[1] = 430.;
105// ptube[2] = 376.;
106 ppgon[0] = 0.;
107 ppgon[1] = 360.;
108 ppgon[2] = 18.;
109
110 ppgon[3] = 2.;
b35d7d26 111 ppgon[4] = -376.;
112 ppgon[5] = 280.;
113 ppgon[6] = 421.;
114
115 ppgon[7] = -ppgon[4];
116 ppgon[8] = ppgon[5];
117 ppgon[9] = ppgon[6];
118
119 gMC->Gsvolu("B077", "PGON", kAir, ppgon, 10);
120
121// gMC->Gsvolu("B077", "TUBE", kAir, ptube, 3);
7e5caa00 122 gMC->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY");
123//
55bdc695 124// Reference plane for TRD
125//
126 ppgon[6] = ppgon[5] + 0.1;
127 ppgon[9] = ppgon[6];
128 gMC->Gsvolu("BREF", "PGON", kAir, ppgon, 10);
129 gMC->Gspos("BREF", 1, "B077", 0., 0., 0., 0, "ONLY");
130//
7e5caa00 131// The outer Frame
132//
133
134 Float_t dol = 8.75;
135 Float_t doh = 5.;
136 Float_t ds = 0.35;
137//
138// Mother volume
139//
140 ppgon[0] = 0.;
141 ppgon[1] = 360.;
142 ppgon[2] = 18.;
143
144 ppgon[3] = 2.;
145
146 ppgon[4] = -350.;
147 ppgon[5] = 399.;
148 ppgon[6] = 420.7122;
149
150 ppgon[7] = -ppgon[4];
151 ppgon[8] = ppgon[5];
152 ppgon[9] = ppgon[6];
153 gMC->Gsvolu("B076", "PGON", kAir, ppgon, 10);
154 gMC->Gspos("B076", 1, "B077", 0., 0., 0., 0, "ONLY");
155//
156// Rings
157//
158 dz = 2.*410.2*TMath::Sin(10.*kdeg2rad)-2.*dol*TMath::Cos(10.*kdeg2rad)-
159 2.*doh*TMath::Tan(10.*kdeg2rad);
160 Float_t l1 = dz/2.;
161 Float_t l2 = dz/2.+2.*doh*TMath::Tan(10.*kdeg2rad);
162
163 ptrd1[0] = l1;
164 ptrd1[1] = l2;
165
166 ptrd1[2] = dol;
167 ptrd1[3] = doh;
168 gMC->Gsvolu("B042", "TRD1", kSteel, ptrd1, 4);
169
170 ptrd1[0] = ptrd1[0]+ds*(l2-l1)/2./doh;
171 ptrd1[1] = ptrd1[1]-ds*(l2-l1)/2./doh;
172 ptrd1[2] = dol-ds;
173 ptrd1[3] = doh-ds;
174 gMC->Gsvolu("B043", "TRD1", kAir, ptrd1, 4);
175 gMC->Gspos("B043", 1, "B042", 0., 0., 0., 0, "ONLY");
176//
177// longitudinal bars
178//
179// 170x200x5
180//
181 pbox[0] = dol;
182 pbox[1] = doh;
183 pbox[2] = 350.;
184 gMC->Gsvolu("B033", "BOX", kSteel, pbox, 3);
185 pbox[0] = dol-ds;
186 pbox[1] = doh-ds;
187 gMC->Gsvolu("B034", "BOX", kAir, pbox, 3);
188 gMC->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY");
189
190 pbox[0] = 1.0;
191 pbox[1] = 5.0;
192 pbox[2] = 375.5;
193
194
195 gMC->Gsvolu("B080", "BOX", kSteel, pbox, 3);
b35d7d26 196 gMC->Gspos("B080", 1, "B077", 286.01, 0., 0., 0, "ONLY");
197 gMC->Gspos("B080", 2, "B077", -286.01, 0., 0., 0, "ONLY");
7e5caa00 198
199//
200// Diagonal bars (1)
201//
202 Float_t h, d, dq, x, theta;
203
4a8eca94 204 h = (dymodU[1]-dymodU[0]-2.*dol)*.999;
7e5caa00 205 d = 2.*dol;
206 dq = h*h+dz*dz;
207
208 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
209
210
211 theta = krad2deg * TMath::ACos(x);
212
213 ptrap[0] = dz/2.;
214 ptrap[1] = theta;
215 ptrap[2] = 0.;
216 ptrap[3] = doh;
217 ptrap[4] = dol/x;
218 ptrap[5] = ptrap[4];
219 ptrap[6] = 0;
220 ptrap[7] = ptrap[3];
221 ptrap[8] = ptrap[4];
222 ptrap[9] = ptrap[4];
223 ptrap[10] = 0;
224
225 gMC->Gsvolu("B047", "TRAP", kSteel, ptrap, 11);
226 ptrap[3] = doh-ds;
227 ptrap[4] = (dol-ds)/x;
228 ptrap[5] = ptrap[4];
229 ptrap[7] = ptrap[3];
230 ptrap[8] = ptrap[4];
231 ptrap[9] = ptrap[4];
232 gMC->Gsvolu("B048", "TRAP", kAir, ptrap, 11);
233 gMC->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY");
234
235/*
236 Crosses (inner most)
237 \\ //
238 \\//
239 //\\
240 // \\
241*/
4a8eca94 242 h = (2.*dymodU[0]-2.*dol)*.999;
7e5caa00 243//
244// Mother volume
245//
246 pbox[0] = h/2;
247 pbox[1] = doh;
248 pbox[2] = dz/2.;
249 gMC->Gsvolu("BM49", "BOX ", kAir, pbox, 3);
250
251
252 dq = h*h+dz*dz;
253 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
254 theta = krad2deg * TMath::ACos(x);
255
256 ptrap[0] = dz/2.-kEps;
257 ptrap[1] = theta;
258 ptrap[2] = 0.;
259 ptrap[3] = doh-kEps;
260 ptrap[4] = dol/x;
261 ptrap[5] = ptrap[4];
262 ptrap[7] = ptrap[3];
263 ptrap[8] = ptrap[4];
264 ptrap[9] = ptrap[4];
265
266 gMC->Gsvolu("B049", "TRAP", kSteel, ptrap, 11);
267 ptrap[0] = ptrap[0]-kEps;
268 ptrap[3] = (doh-ds);
269 ptrap[4] = (dol-ds)/x;
270 ptrap[5] = ptrap[4];
271 ptrap[7] = ptrap[3];
272 ptrap[8] = ptrap[4];
273 ptrap[9] = ptrap[4];
274 gMC->Gsvolu("B050", "TRAP", kAir, ptrap, 11);
275 gMC->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY");
276 gMC->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY");
277
278
279 Float_t dd1 = d*TMath::Tan(theta*kdeg2rad);
280 Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad);
281 Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.);
282
283
284 ptrap[0] = dol;
285 ptrap[1] = theta2*krad2deg;
286 ptrap[2] = 0.;
287 ptrap[3] = doh;
288 ptrap[4] = (dz/2./x-dd1-dd2)/2.;
289 ptrap[5] = ptrap[4];
290 ptrap[6] = 0.;
291 ptrap[7] = ptrap[3];
292 ptrap[8] = dz/4./x;
293 ptrap[9] = ptrap[8];
294
295
296 gMC->Gsvolu("B051", "TRAP", kSteel, ptrap, 11);
297 Float_t ddx0 = ptrap[8];
298
299 Float_t dd1s = dd1*(1.-2.*ds/d);
300 Float_t dd2s = dd2*(1.-2.*ds/d);
301 Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.);
302
303
304 ptrap[0] = dol-ds;
305 ptrap[1] = theta2s*krad2deg;
306 ptrap[2] = 0.;
307 ptrap[3] = doh-ds;
308 ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2);
309 ptrap[5] = ptrap[4];
310 ptrap[6] = 0.;
311 ptrap[7] = ptrap[3];
312 ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2);
313 ptrap[9] = ptrap[8];
314
315 gMC->Gsvolu("B052", "TRAP", kAir, ptrap, 11);
316 gMC->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY");
317
318 Float_t ddx, ddz, drx, drz, rtheta;
319
4a8eca94 320 AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0);
7e5caa00 321 rtheta = (90.-theta)*kdeg2rad;
322 ddx = -ddx0-dol*TMath::Tan(theta2);
323 ddz = -dol;
324
325 drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0];
326 drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2];
327 gMC->Gspos("B051", 1, "BM49",
328 drx, 0.0, drz,
4a8eca94 329 idrotm[2001], "ONLY");
7e5caa00 330
4a8eca94 331 AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0);
7e5caa00 332 rtheta = (270.-theta)*kdeg2rad;
333
334 drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0];
335 drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2];
336 gMC->Gspos("B051", 2, "BM49",
337 drx, 0.0, drz,
4a8eca94 338 idrotm[2002], "ONLY");
7e5caa00 339
340//
341// Diagonal bars (3)
342//
4a8eca94 343 h = ((dymodU[2]-dymodU[1])-2.*dol)*.999;
7e5caa00 344 dq = h*h+dz*dz;
345 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
346 theta = krad2deg * TMath::ACos(x);
347
348 ptrap[0] = dz/2.;
349 ptrap[1] = theta;
350 ptrap[3] = doh;
351 ptrap[4] = dol/x;
352 ptrap[5] = ptrap[4];
353 ptrap[7] = ptrap[3];
354 ptrap[8] = ptrap[4];
355 ptrap[9] = ptrap[4];
356
357 gMC->Gsvolu("B045", "TRAP", kSteel, ptrap, 11);
358 ptrap[3] = doh-ds;
359 ptrap[4] = (dol-ds)/x;
360 ptrap[5] = ptrap[4];
361 ptrap[7] = ptrap[3];
362 ptrap[8] = ptrap[4];
363 ptrap[9] = ptrap[4];
364 gMC->Gsvolu("B046", "TRAP", kAir, ptrap, 11);
365 gMC->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY");
366
367//
368// Positioning of diagonal bars
369//
370// Matrices have been imported from Euclid. Some simplification
371// seems possible
372//
4a8eca94 373 AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0);
374 AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0);
375 AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0);
376 AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0);
377 AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0);
378 AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0);
379 AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0);
380 AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0);
381 AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0);
382 AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0);
383 AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0);
384 AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0);
385 AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0);
386 AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0);
387 AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0);
388 AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0);
389
390 AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0);
391 AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0);
392 AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0);
393 AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0);
394 AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0);
395 AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0);
396 AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0);
397 AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0);
398
399 AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0);
400 AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0);
401 AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0);
402 AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0);
403 AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0);
404 AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0);
405 AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0);
7e5caa00 406
407 Float_t rd = 410.56;
4a8eca94 408 dz = (dymodU[1]+dymodU[0])/2.;
409 Float_t dz2 = (dymodU[1]+dymodU[2])/2.;
7e5caa00 410
411//
412// phi = 40
413//
414 Float_t phi = 40;
415 dx = rd * TMath::Sin(phi*kdeg2rad);
416 dy = rd * TMath::Cos(phi*kdeg2rad);
417
7e5caa00 418
4a8eca94 419 gMC->Gspos("B045", 1, "B076", -dx, dy, dz2, idrotm[2019], "ONLY");
420 gMC->Gspos("B045", 2, "B076", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ?
421 gMC->Gspos("B045", 3, "B076", dx, dy, dz2, idrotm[2020], "ONLY");
422 gMC->Gspos("B045", 4, "B076", dx, dy, -dz2, idrotm[2027], "ONLY");
7e5caa00 423
7e5caa00 424
425//
426// phi = 60
427//
428
429 phi = 60;
430 dx = rd * TMath::Sin(phi*kdeg2rad);
431 dy = rd * TMath::Cos(phi*kdeg2rad);
7e5caa00 432
4a8eca94 433 gMC->Gspos("B045", 5, "B076", -dx, dy, dz2, idrotm[2021], "ONLY");
434 gMC->Gspos("B045", 6, "B076", -dx, dy, -dz2, idrotm[2028], "ONLY");
435 gMC->Gspos("B045", 7, "B076", dx, dy, dz2, idrotm[2022], "ONLY");
436 gMC->Gspos("B045", 8, "B076", dx, dy, -dz2, idrotm[2029], "ONLY");
7e5caa00 437
7e5caa00 438//
439// phi = 80
440//
441
442 phi = 80;
443 dx = rd * TMath::Sin(phi*kdeg2rad);
444 dy = rd * TMath::Cos(phi*kdeg2rad);
7e5caa00 445
4a8eca94 446 gMC->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY");
447 gMC->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "ONLY");
448 gMC->Gspos("B047", 15, "B076", dx, -dy, dz, idrotm[2012], "ONLY");
449 gMC->Gspos("B047", 16, "B076", dx, -dy, -dz, idrotm[2011], "ONLY");
7e5caa00 450
4a8eca94 451 gMC->Gspos("B045", 9, "B076", -dx, dy, dz2, idrotm[2023], "ONLY");
452 gMC->Gspos("B045", 10, "B076", -dx, dy, -dz2, idrotm[2031], "ONLY");
453 gMC->Gspos("B045", 11, "B076", dx, dy, dz2, idrotm[2026], "ONLY");
454 gMC->Gspos("B045", 12, "B076", dx, dy, -dz2, idrotm[2030], "ONLY");
7e5caa00 455
4a8eca94 456 gMC->Gspos("B045", 13, "B076", -dx, -dy, dz2, idrotm[2024], "ONLY");
457 gMC->Gspos("B045", 14, "B076", -dx, -dy, -dz2, idrotm[2032], "ONLY");
458 gMC->Gspos("B045", 15, "B076", dx, -dy, dz2, idrotm[2025], "ONLY");
459 gMC->Gspos("B045", 16, "B076", dx, -dy, -dz2, idrotm[2033], "ONLY");
7e5caa00 460
4a8eca94 461 gMC->Gspos("BM49", 7, "B076", dx, -dy, 0., idrotm[2025], "ONLY");
462 gMC->Gspos("BM49", 8, "B076", -dx, -dy, 0., idrotm[2024], "ONLY");
7e5caa00 463
464
465// The internal frame
466//
01a62e80 467 const char* module[3] = {"B071\0", "B074\0", "B075\0"};
7e5caa00 468//
469//
470// Mother Volumes
471//
472 ptrd1[0] = 50.18;
473 ptrd1[1] = 70.35;
474// ptrd1[0] = 50.10;
475// ptrd1[1] = 70.20;
476
477 ptrd1[2] = 375.5;
478 ptrd1[3] = 57.2;
479 for (jmod = 0; jmod < 3; jmod++)
480 {
481 gMC->Gsvolu(module[jmod], "TRD1", kAir, ptrd1, 4);
482 }
5f9c2f9e 483// Position of Holes for PHOS (P) and RICH (R) starting at 6h
484// P P P - - R R R - - - - - - - - P P
edc958b2 485 Int_t mod[18] = {0, 0, 0, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1};
7e5caa00 486
487
488 Float_t r = 341.8;
489 Float_t rout1 = 410.564;
490 Float_t rout2 = 415.2;
491 Int_t modcount[3] = {0, 0, 0};
492
493 for (i=0; i<18; i++) {
494 Float_t phi = i*20.;
495 Float_t phi2 = 270+phi;
496 if (phi2 >= 360.) phi2-=360.;
497
498 dx = TMath::Sin(phi*kdeg2rad)*r;
499 dy = -TMath::Cos(phi*kdeg2rad)*r;
500 modcount[mod[i]]++;
501
4a8eca94 502 AliMatrix(idrotm[2034+i], 90.0, phi, 0., 0., 90., phi2);
503 gMC->Gspos(module[mod[i]], modcount[mod[i]], "B077", dx, dy, 0., idrotm[2034+i], "ONLY");
7e5caa00 504//
505// Position elements of outer Frame
506//
507 dx = TMath::Sin(phi*kdeg2rad)*rout1;
508 dy = -TMath::Cos(phi*kdeg2rad)*rout1;
509 for (j = 0; j < 3; j++)
510 {
4a8eca94 511 dz = dymodU[j];
512 gMC->Gspos("B042", 6*i+2*j+1, "B076", dx, dy, dz, idrotm[2034+i], "ONLY");
513 gMC->Gspos("B042", 6*i+2*j+2, "B076", dx, dy, -dz, idrotm[2034+i], "ONLY");
7e5caa00 514 }
515
516 phi = i*20.+10;
517 phi2 = 270+phi;
4a8eca94 518 AliMatrix(idrotm[2052+i], 90.0, phi, 90., phi2, 0., 0.);
7e5caa00 519
520 dx = TMath::Sin(phi*kdeg2rad)*rout2;
521 dy = -TMath::Cos(phi*kdeg2rad)*rout2;
4a8eca94 522 gMC->Gspos("B033", i+1, "B076", dx, dy, 0., idrotm[2052+i], "ONLY");
7e5caa00 523//
524 }
525// Internal Frame rings
526//
527//
528// new specs: 40x100x6 for inner rings
529// 30x135x6 for front and rear rings
530//
531// currently no distinction between front/rear and inner rings
532//
533//
534//
535 pbox[0] = 50.;
536 pbox[1] = ringW/2.;
537 pbox[2] = ringH/2.;
538
539 gMC->Gsvolu("B072", "BOX ", kSteel, pbox, 3);
540
541 pbox[1] = pbox[1] - 0.6;
542 pbox[2] = pbox[2] - 0.6;
543 gMC->Gsvolu("B073", "BOX ", kAir, pbox, 3);
544 gMC->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY");
545
546// Web frame 0-degree
547//
548// h x w x s = 60x40x4
549// (attention: element is are half bars, "U" shaped)
550//
4a8eca94 551 dz = 106.2;
552 d = 2.*dwl;
553 h = dymodU[0]-dymodL[0];
554 dq = h*h+dz*dz;
555
556 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
7e5caa00 557
4a8eca94 558 theta = TMath::ACos(x);
559 Float_t thetaP = (TMath::Pi()-theta)*krad2deg;
560
561 ptrap[0] = dz/2.;
562 ptrap[1] = thetaP;
563 ptrap[2] = 0.;
564 ptrap[3] = dwh;
565 ptrap[4] = dwl/cos(theta);
566 ptrap[5] = ptrap[4];
567 ptrap[6] = 0;
568 ptrap[7] = ptrap[3];
569 ptrap[8] = ptrap[4];
570 ptrap[9] = ptrap[4];
571 ptrap[10] = 0;
572 gMC->Gsvolu("B063", "TRAP", kSteel, ptrap, 11);
573 ptrap[3] = dwh - 0.2;
574 ptrap[4] = (dwl-0.4)/cos(theta);
575 ptrap[5] = ptrap[4];
576 ptrap[7] = ptrap[3];
577 ptrap[8] = ptrap[4];
578 ptrap[9] = ptrap[4];
579 gMC->Gsvolu("B064", "TRAP", kAir, ptrap, 11);
580 gMC->Gspos("B064", 1, "B063", 0.0, -0.2, 0., 0, "ONLY");
581
582
583 h = 106.2;
584 d = 2.*dwl;
585 dz = dymodU[1]-dymodL[1];
586 dq = h*h+dz*dz;
587
588 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
589
590
591 theta = krad2deg * TMath::ACos(x);
592
593 ptrap[0] = dz/2.;
594 ptrap[1] = theta;
595 ptrap[2] = 0.;
596 ptrap[3] = dwh;
597 ptrap[4] = dwl/x;
598 ptrap[5] = ptrap[4];
599 ptrap[6] = 0;
600 ptrap[7] = ptrap[3];
601 ptrap[8] = ptrap[4];
602 ptrap[9] = ptrap[4];
603 ptrap[10] = 0;
604 gMC->Gsvolu("B163", "TRAP", kSteel, ptrap, 11);
605 ptrap[3] = dwh - 0.2;
606 ptrap[4] = (dwl-0.4)/x;
607 ptrap[5] = ptrap[4];
608 ptrap[7] = ptrap[3];
609 ptrap[8] = ptrap[4];
610 ptrap[9] = ptrap[4];
611 gMC->Gsvolu("B164", "TRAP", kAir, ptrap, 11);
612 gMC->Gspos("B164", 1, "B163", 0.0, -0.2, 0., 0, "ONLY");
613
614
7e5caa00 615 pbox[0] = dwh;
616 pbox[1] = dwl;
617 pbox[2] = (iFrH-ringH-longH)/2.;
4a8eca94 618 gMC->Gsvolu("B263", "BOX ", kSteel, pbox, 3);
7e5caa00 619 pbox[0] = dwh-0.2;
620 pbox[1] = dwl-0.4;
621
4a8eca94 622 gMC->Gsvolu("B264", "BOX ", kAir, pbox, 3);
623 gMC->Gspos("B264", 1, "B263", 0.2, 0., 0., 0, "ONLY");
624
625
626 AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0);
627//
628 AliMatrix(idrotm[2071], 100.0, 0.0, 90.0, 270.0, 10.0, 0.0);
629 AliMatrix(idrotm[2072], 100.0, 0.0, 90.0, 90.0, 10.0, 0.0);
630 AliMatrix(idrotm[2073], 100.0, 180.0, 90.0, 270.0, 10.0, 180.0);
631 AliMatrix(idrotm[2074], 100.0, 180.0, 90.0, 90.0, 10.0, 180.0);
632//
633 AliMatrix(idrotm[2075], 10.0, 0.0, 80.0, 180.0, 90.0, 90.0);
634 AliMatrix(idrotm[2076], 10.0, 0.0, 80.0, 180.0, 90.0, 270.0);
635 AliMatrix(idrotm[2077], 10.0, 180.0, 80.0, 0.0, 90.0, 90.0);
636 AliMatrix(idrotm[2078], 10.0, 180.0, 80.0, 0.0, 90.0, 270.0);
637//
638 AliMatrix(idrotm[2079], 170.0, 180.0, 80.0, 180.0, 90.0, 90.0);
639 AliMatrix(idrotm[2080], 170.0, 180.0, 80.0, 180.0, 90.0, 270.0);
640 AliMatrix(idrotm[2081], 170.0, 0.0, 80.0, 0.0, 90.0, 90.0);
641 AliMatrix(idrotm[2082], 170.0, 0.0, 80.0, 0.0, 90.0, 270.0);
642
643//
644 AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0);
645 AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0);
646 AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0);
647//
648 AliMatrix(idrotm[2086], 90.0, 90.0, 100.0, 0., 170.0, 180.0);
649 AliMatrix(idrotm[2087], 90.0, 90.0, 100.0, 0., 10.0, 0.0);
650 AliMatrix(idrotm[2088], 90.0, 90.0, 80.0, 0., 170.0, 0.0);
651 AliMatrix(idrotm[2089], 90.0, 90.0, 80.0, 0., -10.0, 0.0);
652
7e5caa00 653//
654// web frame diagonal (outer)
655//
656 h = 106.2;
657 d = 2.*dwl;
4a8eca94 658 dz = dymodL[2]-dymodU[1]-dwl;
7e5caa00 659 dq = h*h+dz*dz;
660
661 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
662
663
664 theta = krad2deg * TMath::ACos(x);
665
666 ptrap[0] = dz/2.;
667 ptrap[1] = theta;
668 ptrap[2] = 0.;
669 ptrap[3] = dwh;
670 ptrap[4] = dwl/x;
671 ptrap[5] = ptrap[4];
672 ptrap[6] = 0;
673 ptrap[7] = ptrap[3];
674 ptrap[8] = ptrap[4];
675 ptrap[9] = ptrap[4];
676 ptrap[10] = 0;
677 gMC->Gsvolu("B065", "TRAP", kSteel, ptrap, 11);
678 ptrap[3] = dwh - 0.2;
679 ptrap[4] = (dwl-0.4)/x;
680 ptrap[5] = ptrap[4];
681 ptrap[7] = ptrap[3];
682 ptrap[8] = ptrap[4];
683 ptrap[9] = ptrap[4];
684 gMC->Gsvolu("B066", "TRAP", kAir, ptrap, 11);
685 gMC->Gspos("B066", 1, "B065", 0.0, -0.2, 0., 0, "ONLY");
686
687//
688// web frame diagonal (inner)
689//
4a8eca94 690 dz = dymodL[1]-dymodU[0];
7e5caa00 691 dq = h*h+dz*dz;
4a8eca94 692 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
7e5caa00 693
694
695 theta = krad2deg * TMath::ACos(x);
696
4a8eca94 697 ptrap[0] = (dymodL[1]-dymodU[0])/2.;
7e5caa00 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("B067", "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("B068", "TRAP", kAir, ptrap, 11);
716 gMC->Gspos("B068", 1, "B067", 0.0, -0.2, 0., 0, "ONLY");
717
718
719 dz = -iFrH/2.+ringH/2.+kEps;
720
721 for (i = 0; i< 3; i++)
722 {
723// ring bars
724 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 725 gMC->Gspos("B072", 6*i+jmod+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY");
726 gMC->Gspos("B072", 6*i+jmod+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY");
7e5caa00 727
728// 0-deg web
4a8eca94 729 if (i==2) {
730 gMC->Gspos("B263", 12*i+jmod+1, module[jmod], 60.0732, dymodU[i], 4.6669, idrotm[2072], "ONLY");
731 gMC->Gspos("B263", 12*i+jmod+4, module[jmod], 60.0732, -dymodU[i], 4.6669, idrotm[2071], "ONLY");
732 gMC->Gspos("B263", 12*i+jmod+7, module[jmod], -60.0732, dymodU[i], 4.6669, idrotm[2074], "ONLY");
733 gMC->Gspos("B263", 12*i+jmod+10, module[jmod], -60.0732, -dymodU[i], 4.6669, idrotm[2073], "ONLY");
734 }
7e5caa00 735 }
736 }
737
738// outer diagonal web
739
4a8eca94 740 dy = (dymodU[0]+dymodL[0])/2.;
741 for (jmod = 0; jmod<3; jmod++) {
742 gMC->Gspos("B063", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2086], "ONLY");
743 gMC->Gspos("B063", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2087], "ONLY");
744 gMC->Gspos("B063", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2088], "ONLY");
745 gMC->Gspos("B063", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2089], "ONLY");
746 }
747
748 dy = (dymodU[1]+dymodL[1])/2.;
749 for (jmod = 0; jmod<3; jmod++) {
750 gMC->Gspos("B163", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2080], "ONLY");
751 gMC->Gspos("B163", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2079], "ONLY");
752 gMC->Gspos("B163", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2082], "ONLY");
753 gMC->Gspos("B163", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2081], "ONLY");
754 }
755
756
757 dy = (dymodL[2]+dymodU[1])/2.-dwl/2.;
7e5caa00 758 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 759 gMC->Gspos("B065", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY");
760 gMC->Gspos("B065", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY");
761 gMC->Gspos("B065", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY");
762 gMC->Gspos("B065", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY");
7e5caa00 763 }
764
765
4a8eca94 766 dy = (dymodL[1]+dymodU[0])/2.;
7e5caa00 767
768 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 769 gMC->Gspos("B067", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY");
770 gMC->Gspos("B067", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY");
771 gMC->Gspos("B067", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY");
772 gMC->Gspos("B067", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY");
7e5caa00 773 }
774
775// longitudinal bars (TPC rails attached)
776// new specs:
777// h x w x s = 100 x 75 x 6
778// current:
779// Attention: 2 "U" shaped half rods per cell
780//
781// not yet used
782//
783 ptrap[0] = 2.50;
784 ptrap[1] = 10.00;
785 ptrap[2] = 0.00;
786 ptrap[3] = 350.00;
787 ptrap[4] = 3.75;
788 ptrap[5] = ptrap[4];
789 ptrap[6] = 0;
790 ptrap[7] = ptrap[3];
791 ptrap[8] = ptrap[4];
792 ptrap[9] = ptrap[4];
793 ptrap[10] = 0;
f935f49e 794// gMC->Gsvolu("B059", "TRAP", kSteel, ptrap, 11);
7e5caa00 795 ptrap[0] = 2.2;
796 ptrap[4] = 2.15;
797 ptrap[5] = ptrap[4];
798 ptrap[7] = ptrap[3];
799 ptrap[8] = ptrap[4];
800 ptrap[9] = ptrap[4];
f935f49e 801 //gMC->Gsvolu("B062", "TRAP", kAir, ptrap, 11);
802 //gMC->Gspos("B062", 1, "B059", 0.0, 0., 0., 0, "ONLY");
803
7e5caa00 804//
805// longitudinal bars (no TPC rails attached)
806// new specs: h x w x s = 60 x 60 x 3
807// (was: 75 x 100 x 5?)
808//
809//
810//
811 ptrap[0] = longW/4.;
812 ptrap[4] = longH/2.;
813 ptrap[5] = ptrap[4];
814 ptrap[7] = ptrap[3];
815 ptrap[8] = ptrap[4];
816 ptrap[9] = ptrap[4];
817
818 gMC->Gsvolu("BA59", "TRAP", kSteel, ptrap, 11);
819 ptrap[0] = longW/4.-0.15;
820 ptrap[4] = longH/2.-0.30;
821 ptrap[5] = ptrap[4];
822 ptrap[7] = ptrap[3];
823 ptrap[8] = ptrap[4];
824 ptrap[9] = ptrap[4];
825 gMC->Gsvolu("BA62", "TRAP", kAir, ptrap, 11);
826 gMC->Gspos("BA62", 1, "BA59", 0.0, 0.0, -0.15, 0, "ONLY");
827
828 dz = -iFrH/2.+ringH+longH/2.;
829
830 for (jmod = 0; jmod<3; jmod++) {
4a8eca94 831 gMC->Gspos("BA59", 2*jmod+1, module[jmod], 49.6476, 0.0, dz, idrotm[2084], "ONLY");
832 gMC->Gspos("BA59", 2*jmod+2, module[jmod], -49.6476, 0.0, dz, idrotm[2083], "ONLY");
7e5caa00 833 }
834//
835//
836// Spacer between TRD and TOF modules
837 ptrap[0] = 0.99;
838 ptrap[1] = 10.00;
839 ptrap[2] = 0.00;
840 ptrap[3] = 350.00;
841 ptrap[4] = 0.9;
842 ptrap[5] = ptrap[4];
843 ptrap[6] = 0;
844 ptrap[7] = ptrap[3];
845 ptrap[8] = ptrap[4];
846 ptrap[9] = ptrap[4];
847 ptrap[10] = 0;
848 gMC->Gsvolu("B056", "TRAP", kSteel, ptrap, 11);
849 for (jmod = 0; jmod<3; jmod++) {
850 gMC->Gspos("B056", 2*jmod+1, module[jmod], 61.9607, 0.0, 27.2, 0 , "ONLY");
4a8eca94 851 gMC->Gspos("B056", 2*jmod+2, module[jmod], -61.9607, 0.0, 27.2, idrotm[2085], "ONLY");
7e5caa00 852 }
774c288e 853
854 //
855 // TRD mother volumes
856 //
857 ptrd1[0] = 49.8065;
858 ptrd1[1] = 62.8535;
859 ptrd1[2] = 375.5;
860 ptrd1[3] = 37.;
861
862 gMC->Gsvolu("BTR1", "TRD1", kAir, ptrd1, 4);
863 gMC->Gsvolu("BTR2", "TRD1", kAir, ptrd1, 4);
864 gMC->Gsvolu("BTR3", "TRD1", kAir, ptrd1, 4);
865
7e5caa00 866
774c288e 867 gMC->Gspos("BTR1", 1, "B071", 0., 0., -10.8, 0, "ONLY");
868 gMC->Gspos("BTR2", 1, "B074", 0., 0., -10.8, 0, "ONLY");
869 gMC->Gspos("BTR3", 1, "B075", 0., 0., -10.8, 0, "ONLY");
7e5caa00 870
4c057bc8 871
774c288e 872//
873// TOF mother volumes
874//
875 ptrd1[0] = 63.2061;
876 ptrd1[1] = 68.3192;
877 ptrd1[2] = 375.5;
878 ptrd1[3] = 14.5;
879 gMC->Gsvolu("BTO1", "TRD1", kAir, ptrd1, 4);
880 gMC->Gsvolu("BTO2", "TRD1", kAir, ptrd1, 4);
881 gMC->Gsvolu("BTO3", "TRD1", kAir, ptrd1, 4);
882
883
884 gMC->Gspos("BTO1", 1, "B071", 0., 0., 42.69, 0, "ONLY");
885 gMC->Gspos("BTO2", 1, "B074", 0., 0., 42.69, 0, "ONLY");
886 gMC->Gspos("BTO3", 1, "B075", 0., 0., 42.69, 0, "ONLY");
d3507e34 887
b35d7d26 888//
889// Geometry of Rails starts here
890//
891//
892//
893// Rails for space-frame
894//
895 Float_t rbox[3];
896
897 rbox[0] = 25.00;
898 rbox[1] = 27.50;
899 rbox[2] = 600.00;
900 gMC->Gsvolu("BRS1", "BOX", kAir, rbox, 3);
901
902 rbox[0] = 25.00;
903 rbox[1] = 3.75;
904 gMC->Gsvolu("BRS2", "BOX", kSteel, rbox, 3);
905
906 rbox[0] = 3.00;
907 rbox[1] = 20.00;
908 gMC->Gsvolu("BRS3", "BOX", kSteel, rbox, 3);
909
910 gMC->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY");
911 gMC->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY");
912 gMC->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY");
913 gMC->Gspos("BRS1", 1, "ALIC", -430.-3., -180., 0., 0, "ONLY");
914 gMC->Gspos("BRS1", 2, "ALIC", 430.+3., -180., 0., 0, "ONLY");
915
916 rbox[0] = 3.0;
e16311cb 917 rbox[1] = 145./2.;
b35d7d26 918 rbox[2] = 25.0;
919 gMC->Gsvolu("BRS4", "BOX", kSteel, rbox, 3);
920
921 gMC->Gspos("BRS4", 1, "ALIC", 430.+3., -180.+55./2.+rbox[1], 224., 0, "ONLY");
922 gMC->Gspos("BRS4", 2, "ALIC", 430.+3., -180.+55./2.+rbox[1], -224., 0, "ONLY");
923 gMC->Gspos("BRS4", 3, "ALIC", -430.-3., -180.+55./2.+rbox[1], 224., 0, "ONLY");
924 gMC->Gspos("BRS4", 4, "ALIC", -430.-3., -180.+55./2.+rbox[1], -224., 0, "ONLY");
925
f2744db7 926
927
928 //
929 // The Backframe
930 //
931 // Inner radius
932 Float_t kBFMRin = 270.0;
933 // Outer Radius
934 Float_t kBFMRou = 417.5;
935 // Width
936 Float_t kBFMdz = 118.0;
937 //
938 //
939 // Rings
940 Float_t kBFRdr = 7.5;
941 Float_t kBFRdz = 8.0;
942 //
943 //
944 // Bars and Spokes
945 //
946 Float_t kBFBd = 8.0;
947 Float_t kBFBdd = 0.6;
948
949
950 // The Mother volume
951 Float_t tpar[3];
952 tpar[0] = kBFMRin;
953 tpar[1] = kBFMRou;
954 tpar[2] = kBFMdz / 2.;
955 gMC->Gsvolu("BFMO", "TUBE", kAir, tpar, 3);
956
957 // Rings
958 //
959 // Inner Ring
960 tpar[0] = kBFMRin;
961 tpar[1] = tpar[0] + kBFRdr;
962 tpar[2] = kBFRdz / 2.;
963
964 gMC->Gsvolu("BFIR", "TUBE", kSteel, tpar, 3);
965
966 tpar[0] = tpar[0] + kBFBdd;
967 tpar[1] = tpar[1] - kBFBdd;
968 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
969
970 gMC->Gsvolu("BFII", "TUBE", kAir, tpar, 3);
971 gMC->Gspos("BFII", 1, "BFIR", 0., 0., 0., 0, "ONLY");
972
f2744db7 973 //
974 // Outer RING
975 tpar[0] = kBFMRou - kBFRdr;
976 tpar[1] = kBFMRou;
977 tpar[2] = kBFRdz / 2.;
978
979 gMC->Gsvolu("BFOR", "TUBE", kSteel, tpar, 3);
980
981 tpar[0] = tpar[0] + kBFBdd;
982 tpar[1] = tpar[1] - kBFBdd;
983 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
984
985 gMC->Gsvolu("BFOO", "TUBE", kAir, tpar, 3);
986 gMC->Gspos("BFOO", 1, "BFOR", 0., 0., 0., 0, "ONLY");
987
988
989 dz = kBFMdz/2. - kBFRdz / 2.;
990 gMC->Gspos("BFIR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
991 gMC->Gspos("BFIR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
992 gMC->Gspos("BFOR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
993 gMC->Gspos("BFOR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
994
995 //
996 // Longitudinal Bars
997 //
998 Float_t bpar[3];
999
1000 bpar[0] = kBFBd/2;
1001 bpar[1] = bpar[0];
1002 bpar[2] = kBFMdz/2. - kBFBd;
1003 gMC->Gsvolu("BFLB", "BOX ", kSteel, bpar, 3);
1004
1005 bpar[0] = bpar[0] - kBFBdd;
1006 bpar[1] = bpar[1] - kBFBdd;
1007 bpar[2] = bpar[2] - kBFBdd;
1008 gMC->Gsvolu("BFLL", "BOX ", kAir, bpar, 3);
1009 gMC->Gspos("BFLL", 1, "BFLB", 0., 0., 0., 0, "ONLY");
1010
1011 for (i = 0; i < 18; i++)
1012 {
1013 Float_t ro = kBFMRou - kBFBd / 2.;
1014 Float_t ri = kBFMRin + kBFBd / 2.;
1015
1016 Float_t phi = Float_t(i) * 20.;
1017
1018 Float_t x = ri * TMath::Cos(phi * kDegrad);
1019 Float_t y = ri * TMath::Sin(phi * kDegrad);
1020 AliMatrix(idrotm[2090+i], 90.0, phi, 90.0, phi + 270., 0., 0.);
1021
1022 gMC->Gspos("BFLB", i + 1, "BFMO", x, y, 0., idrotm[2090 + i], "ONLY");
1023
1024 x = ro * TMath::Cos(phi * kDegrad);
1025 y = ro * TMath::Sin(phi * kDegrad);
1026
1027 gMC->Gspos("BFLB", i + 19, "BFMO", x, y, 0., idrotm[2090 +i], "ONLY");
1028 }
1029
1030 //
1031 // Radial Bars
1032 //
1033 bpar[0] = (kBFMRou - kBFMRin - 2. * kBFRdr) / 2.;
1034 bpar[1] = kBFBd/2;
1035 bpar[2] = bpar[1];
1036 //
1037 // Avoid overlap with circle
1038 Float_t rr = kBFMRou - kBFRdr;
1039 Float_t delta = rr - TMath::Sqrt(rr * rr - kBFBd * kBFBd / 4.) + 0.01;
1040 bpar[0] -= delta /2.;
1041
1042
1043 gMC->Gsvolu("BFRB", "BOX ", kSteel, bpar, 3);
1044
1045 bpar[0] = bpar[0] - kBFBdd;
1046 bpar[1] = bpar[1] - kBFBdd;
1047 bpar[2] = bpar[2] - kBFBdd;
1048 gMC->Gsvolu("BFRR", "BOX ", kAir, bpar, 3);
1049 gMC->Gspos("BFRR", 1, "BFRB", 0., 0., 0., 0, "ONLY");
1050
1051 Int_t iphi[10] = {0, 1, 3, 6, 8, 9, 10, 12, 15, 17};
1052
1053 for (i = 0; i < 10; i++)
1054 {
1055
1056 Float_t r = (kBFMRin + kBFMRou)/2.;
1057 Float_t phi = Float_t(iphi[i]) * 20.;
1058
1059 Float_t x = r * TMath::Cos(phi * kDegrad);
1060 Float_t y = r * TMath::Sin(phi * kDegrad);
1061
1062 gMC->Gspos("BFRB", i + 1, "BFMO", x, y, dz, idrotm[2034 + iphi[i]], "ONLY");
1063 gMC->Gspos("BFRB", i + 11, "BFMO", x, y, -dz, idrotm[2034 + iphi[i]], "ONLY");
1064
1065 }
1066
1067 gMC->Gspos("BFMO", i + 19, "ALIC", 0, 0, 376. + kBFMdz/2. + 0.5 , 0, "ONLY");
1068
1069
1070
b35d7d26 1071//
f2744db7 1072//
1073// The Baby Frame
1074//
1075//
1076 //
1077 // Inner radius
1078 Float_t kBBMRin = 278.0;
1079 // Outer Radius
1080 Float_t kBBMRou = 410.5;
1081 // Width
1082 Float_t kBBMdz = 223.0;
1083 Float_t kBBBdz = 6.0;
1084 Float_t kBBBdd = 0.6;
1085
b35d7d26 1086
f2744db7 1087 // The Mother volume
1088
1089 ppgon[0] = 0.;
1090 ppgon[1] = 360.;
1091 ppgon[2] = 18.;
b35d7d26 1092
f2744db7 1093 ppgon[3] = 2.;
1094 ppgon[4] = -kBBMdz / 2. ;
1095 ppgon[5] = kBBMRin;
1096 ppgon[6] = kBBMRou;
1097
1098 ppgon[7] = -ppgon[4];
1099 ppgon[8] = ppgon[5];
1100 ppgon[9] = ppgon[6];
1101
1102 gMC->Gsvolu("BBMO", "PGON", kAir, ppgon, 10);
1103 gMC->Gsdvn("BBCE", "BBMO", 18, 2);
1104
1105 // Longitudinal bars
1106 bpar[0] = kBBBdz/2.;
1107 bpar[1] = bpar[0];
1108 bpar[2] = kBBMdz/2. - kBBBdz;
1109 gMC->Gsvolu("BBLB", "BOX ", kSteel, bpar, 3);
1110 bpar[0] -= kBBBdd;
1111 bpar[1] -= kBBBdd;
1112 bpar[2] -= kBBBdd;
1113 gMC->Gsvolu("BBLL", "BOX ", kAir, bpar, 3);
1114 gMC->Gspos("BBLL", 1, "BBLB", 0., 0., 0., 0, "ONLY");
1115
65cb363f 1116 dx = kBBMRin + kBBBdz/2. + (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
f2744db7 1117 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1118 gMC->Gspos("BBLB", 1, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1119
65cb363f 1120 dx = kBBMRou - kBBBdz/2. - (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
f2744db7 1121 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1122
1123 gMC->Gspos("BBLB", 2, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1124
1125 //
1126 // Radial Bars
1127 //
1128 bpar[0] = (kBBMRou - kBBMRin) / 2. - kBBBdz;
1129 bpar[1] = kBBBdz/2;
1130 bpar[2] = bpar[1];
1131
1132 gMC->Gsvolu("BBRB", "BOX ", kSteel, bpar, 3);
1133 bpar[0] -= kBBBdd;
1134 bpar[1] -= kBBBdd;
1135 bpar[2] -= kBBBdd;
1136 gMC->Gsvolu("BBRR", "BOX ", kAir, bpar, 3);
1137 gMC->Gspos("BBRR", 1, "BBRB", 0., 0., 0., 0, "ONLY");
1138
1139
1140 dx = (kBBMRou + kBBMRin) / 2.;
1141 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1142 dz = kBBMdz/2. - kBBBdz / 2.;
1143
1144 gMC->Gspos("BBRB", 1, "BBCE", dx, dy, dz, idrotm[2052], "ONLY");
1145 gMC->Gspos("BBRB", 2, "BBCE", dx, dy, - dz, idrotm[2052], "ONLY");
1146 gMC->Gspos("BBRB", 3, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1147
1148 //
1149 // Circular bars
1150 //
1151 // Inner
1152
1153 bpar[1] = kBBMRin * TMath::Sin(10. * kDegrad);
1154 bpar[0] = kBBBdz/2;
1155 bpar[2] = bpar[0];
1156 gMC->Gsvolu("BBC1", "BOX ", kSteel, bpar, 3);
1157 bpar[0] -= kBBBdd;
1158 bpar[1] -= kBBBdd;
1159 bpar[2] -= kBBBdd;
1160 gMC->Gsvolu("BBC2", "BOX ", kAir, bpar, 3);
1161 gMC->Gspos("BBC2", 1, "BBC1", 0., 0., 0., 0, "ONLY");
1162 dx = kBBMRin + kBBBdz/2;
1163 dy = 0.;
1164 gMC->Gspos("BBC1", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1165 gMC->Gspos("BBC1", 2, "BBCE", dx, dy, -dz, 0, "ONLY");
1166 //
1167 // Outer
1168 bpar[1] = (kBBMRou - kBBBdz) * TMath::Sin(10. * kDegrad);
1169 bpar[0] = kBBBdz/2;
1170 bpar[2] = bpar[0];
1171 gMC->Gsvolu("BBC3", "BOX ", kSteel, bpar, 3);
1172 bpar[0] -= kBBBdd;
1173 bpar[1] -= kBBBdd;
1174 bpar[2] -= kBBBdd;
1175 gMC->Gsvolu("BBC4", "BOX ", kAir, bpar, 3);
1176 gMC->Gspos("BBC4", 1, "BBC3", 0., 0., 0., 0, "ONLY");
1177 dx = kBBMRou - kBBBdz/2;
1178 dy = 0.;
1179 gMC->Gspos("BBC3", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1180 gMC->Gspos("BBC3", 2, "BBCE", dx, dy, - dz, 0, "ONLY");
1181 //
1182 // Diagonal Bars
1183 //
1184 h = (kBBMRou - kBBMRin - 2. * kBBBdz);;
1185 d = kBBBdz;
1186 dz = kBBMdz/2. - 1.6 * kBBBdz;
1187 dq = h*h+dz*dz;
1188
1189 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
1190
1191
1192 theta = kRaddeg * TMath::ACos(x);
1193
1194 ptrap[0] = dz/2.;
1195 ptrap[1] = theta;
1196 ptrap[2] = 0.;
1197 ptrap[3] = d/2;
1198 ptrap[4] = d/x/2;
1199 ptrap[5] = ptrap[4];
1200 ptrap[6] = 0;
1201 ptrap[7] = ptrap[3];
1202 ptrap[8] = ptrap[4];
1203 ptrap[9] = ptrap[4];
1204 ptrap[10] = 0;
1205 gMC->Gsvolu("BBD1", "TRAP", kSteel, ptrap, 11);
1206 ptrap[3] = d/2-kBBBdd;
1207 ptrap[4] = (d/2-kBBBdd)/x;
1208 ptrap[5] = ptrap[4];
1209 ptrap[7] = ptrap[3];
1210 ptrap[8] = ptrap[4];
1211 ptrap[9] = ptrap[4];
1212 gMC->Gsvolu("BBD3", "TRAP", kAir, ptrap, 11);
1213 gMC->Gspos("BBD3", 1, "BBD1", 0.0, 0.0, 0., 0, "ONLY");
1214 dx = (kBBMRou + kBBMRin) / 2.;
1215 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1216 gMC->Gspos("BBD1", 1, "BBCE", dx, dy, dz/2. + kBBBdz/2., idrotm[2052], "ONLY");
1217
1218
1219 ptrap[0] = dz/2.;
1220 ptrap[1] = -theta;
1221 ptrap[2] = 0.;
1222 ptrap[3] = d/2;
1223 ptrap[4] = d/2/x;
1224 ptrap[5] = ptrap[4];
1225 ptrap[6] = 0;
1226 ptrap[7] = ptrap[3];
1227 ptrap[8] = ptrap[4];
1228 ptrap[9] = ptrap[4];
1229 ptrap[10] = 0;
1230 gMC->Gsvolu("BBD2", "TRAP", kSteel, ptrap, 11);
1231 ptrap[3] = d/2-kBBBdd;
1232 ptrap[4] = (d/2-kBBBdd)/x;
1233 ptrap[5] = ptrap[4];
1234 ptrap[7] = ptrap[3];
1235 ptrap[8] = ptrap[4];
1236 ptrap[9] = ptrap[4];
1237 gMC->Gsvolu("BBD4", "TRAP", kAir, ptrap, 11);
1238 gMC->Gspos("BBD4", 1, "BBD2", 0.0, 0.0, 0., 0, "ONLY");
1239 dx = (kBBMRou + kBBMRin) / 2.;
1240 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1241 gMC->Gspos("BBD2", 1, "BBCE", dx, dy, -dz/2. - kBBBdz/2., idrotm[2052], "ONLY");
1242
1243
1244 gMC->Gspos("BBMO", 1, "ALIC", 0., 0., - 376. - kBBMdz / 2. - 0.5, 0, "ONLY");
1245
1246
7e5caa00 1247}
f2744db7 1248
7e5caa00 1249
1250
1251//___________________________________________
1252void AliFRAMEv2::CreateMaterials()
1253{
eeacf08b 1254 // Creates the materials
7e5caa00 1255 Float_t epsil, stemax, tmaxfd, deemax, stmin;
1256
1257 epsil = 1.e-4; // Tracking precision,
1258 stemax = -0.01; // Maximum displacement for multiple scat
1259 tmaxfd = -20.; // Maximum angle due to field deflection
1260 deemax = -.3; // Maximum fractional energy loss, DLS
1261 stmin = -.8;
1262 Int_t isxfld = gAlice->Field()->Integ();
1263 Float_t sxmgmx = gAlice->Field()->Max();
002b3738 1264
1265
7e5caa00 1266 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1267 Float_t zsteel[4] = { 26.,24.,28.,14. };
1268 Float_t wsteel[4] = { .715,.18,.1,.005 };
6a894888 1269
1270 //Air
1271
1272 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1273 Float_t zAir[4]={6.,7.,8.,18.};
1274 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1275 Float_t dAir = 1.20479E-3;
7e5caa00 1276
1277 AliMixture(65, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
002b3738 1278 AliMixture(5, "AIR$ ", aAir, zAir, dAir,4, wAir);
1279
a260d998 1280 AliMedium(65, "Stainless Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1281 AliMedium( 5, "Air", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1282
7e5caa00 1283}
1284
1285//_____________________________________________________________________________
1286void AliFRAMEv2::Init()
1287{
1288 //
1289 // Initialise the module after the geometry has been defined
1290 //
4951e003 1291 if(AliLog::GetGlobalDebugLevel()>0) {
0a05c568 1292 printf("%s: **************************************"
1293 " FRAME "
1294 "**************************************\n",ClassName());
1295 printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName());
1296 printf("%s: **************************************"
1297 " FRAME "
1298 "**************************************\n",ClassName());
1299 }
55bdc695 1300//
1301// The reference volume id
1302 fRefVolumeId = gMC->VolId("BREF");
7e5caa00 1303}
1304
6304e7d2 1305Int_t AliFRAMEv2::IsVersion() const
1306{
eeacf08b 1307 // Returns the version of the FRAME (1 if no holes, 0 otherwise)
6304e7d2 1308 Int_t version = 0;
1309 if (fHoles == 0) version = 1;
1310 return version;
1311}
7e5caa00 1312
55bdc695 1313void AliFRAMEv2::StepManager()
1314{
1315//
1316// Stepmanager of AliFRAMEv2.cxx
1317// Used for recording of reference tracks entering the spaceframe mother volume
1318//
1319 Int_t copy, id;
1320
1321 //
1322 // Only charged tracks
1323 if( !(gMC->TrackCharge()) ) return;
1324 //
1325 // Only tracks entering mother volume
1326 //
1327
1328 id=gMC->CurrentVolID(copy);
1329
1330 if (id != fRefVolumeId) return;
1331 if(!gMC->IsTrackEntering()) return;
1332 //
1333 // Add the reference track
1334 //
5d12ce38 1335 AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber());
55bdc695 1336}
7e5caa00 1337
55bdc695 1338
7e5caa00 1339
1340
1341
1342