1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 Revision 1.9.6.2 2002/07/24 10:08:27 alibrary
21 Revision 1.11 2002/06/13 09:54:40 morsch
22 Some additional outer cross-bars removed.
24 Revision 1.10 2002/05/28 08:13:51 morsch
25 Cross-bars in front of RICH at 60+/- 30deg. removed.
27 Revision 1.9 2001/12/05 12:10:26 morsch
28 Rails for spaceframe included.
30 Revision 1.8 2001/10/18 14:11:35 morsch
31 Some changes/bug corrections for SetHole(1) option.
33 Revision 1.7 2001/10/16 14:50:59 morsch
34 ... or better use modified IsVersion() method.
36 Revision 1.6 2001/10/16 14:33:04 morsch
37 Hole() method needed by TRD to find out wheter frame has holes.
39 Revision 1.5 2001/08/28 15:54:29 morsch
40 Web frame and inner rings pointing.
42 Revision 1.4 2001/06/22 14:11:17 morsch
43 Back to official z-positions of rings.
45 Revision 1.3 2001/06/22 12:02:20 morsch
46 Ring locations matching TRD module positions.
48 Revision 1.2 2001/05/25 07:59:54 morsch
49 Initialization print-out in debug mode only.
51 Revision 1.1 2001/05/11 13:18:05 morsch
52 C++ version of spaceframe with specs according to Jan Bielski Feb. 2001
56 ////////////////////////////////////////////////
57 // space frame class /
58 ///////////////////////////////////////////////
60 #include "AliFRAMEv2.h"
68 //_____________________________________________________________________________
69 AliFRAMEv2::AliFRAMEv2()
75 //_____________________________________________________________________________
76 AliFRAMEv2::AliFRAMEv2(const char *name, const char *title)
77 : AliFRAME(name,title)
84 //___________________________________________
85 void AliFRAMEv2::CreateGeometry()
89 <img src="picts/frame.gif">
96 <img src="picts/tree_frame.gif">
101 Int_t *idtmed = fIdtmed->GetArray()-1999;
106 Float_t pbox[3], ptrap[11], ptrd1[4], ppgon[10];
112 const Float_t kEps = 0.01;
113 const Int_t kAir = idtmed[2004];
114 const Int_t kSteel = idtmed[2064];
116 const Float_t krad2deg = 180./TMath::Pi();
117 const Float_t kdeg2rad = 1./krad2deg;
119 Float_t iFrH = 114.40;
120 Float_t ringH = 4.00;
121 Float_t ringW = 10.00;
122 Float_t longH = 5.39;
123 Float_t longW = 6.00;
128 Float_t dymodU[3] = {70.0, 224.0, 341.};
130 Float_t dymodL[3] = {54.0, 178.5, 341.};
133 // Frame mother volume
148 ppgon[7] = -ppgon[4];
152 gMC->Gsvolu("B077", "PGON", kAir, ppgon, 10);
154 // gMC->Gsvolu("B077", "TUBE", kAir, ptube, 3);
155 gMC->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY");
176 ppgon[7] = -ppgon[4];
179 gMC->Gsvolu("B076", "PGON", kAir, ppgon, 10);
180 gMC->Gspos("B076", 1, "B077", 0., 0., 0., 0, "ONLY");
184 dz = 2.*410.2*TMath::Sin(10.*kdeg2rad)-2.*dol*TMath::Cos(10.*kdeg2rad)-
185 2.*doh*TMath::Tan(10.*kdeg2rad);
187 Float_t l2 = dz/2.+2.*doh*TMath::Tan(10.*kdeg2rad);
194 gMC->Gsvolu("B042", "TRD1", kSteel, ptrd1, 4);
196 ptrd1[0] = ptrd1[0]+ds*(l2-l1)/2./doh;
197 ptrd1[1] = ptrd1[1]-ds*(l2-l1)/2./doh;
200 gMC->Gsvolu("B043", "TRD1", kAir, ptrd1, 4);
201 gMC->Gspos("B043", 1, "B042", 0., 0., 0., 0, "ONLY");
210 gMC->Gsvolu("B033", "BOX", kSteel, pbox, 3);
213 gMC->Gsvolu("B034", "BOX", kAir, pbox, 3);
214 gMC->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY");
221 gMC->Gsvolu("B080", "BOX", kSteel, pbox, 3);
222 gMC->Gspos("B080", 1, "B077", 286.01, 0., 0., 0, "ONLY");
223 gMC->Gspos("B080", 2, "B077", -286.01, 0., 0., 0, "ONLY");
228 Float_t h, d, dq, x, theta;
230 h = (dymodU[1]-dymodU[0]-2.*dol)*.999;
234 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
237 theta = krad2deg * TMath::ACos(x);
251 gMC->Gsvolu("B047", "TRAP", kSteel, ptrap, 11);
253 ptrap[4] = (dol-ds)/x;
258 gMC->Gsvolu("B048", "TRAP", kAir, ptrap, 11);
259 gMC->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY");
268 h = (2.*dymodU[0]-2.*dol)*.999;
275 gMC->Gsvolu("BM49", "BOX ", kAir, pbox, 3);
279 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
280 theta = krad2deg * TMath::ACos(x);
282 ptrap[0] = dz/2.-kEps;
292 gMC->Gsvolu("B049", "TRAP", kSteel, ptrap, 11);
293 ptrap[0] = ptrap[0]-kEps;
295 ptrap[4] = (dol-ds)/x;
300 gMC->Gsvolu("B050", "TRAP", kAir, ptrap, 11);
301 gMC->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY");
302 gMC->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY");
305 Float_t dd1 = d*TMath::Tan(theta*kdeg2rad);
306 Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad);
307 Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.);
311 ptrap[1] = theta2*krad2deg;
314 ptrap[4] = (dz/2./x-dd1-dd2)/2.;
322 gMC->Gsvolu("B051", "TRAP", kSteel, ptrap, 11);
323 Float_t ddx0 = ptrap[8];
325 Float_t dd1s = dd1*(1.-2.*ds/d);
326 Float_t dd2s = dd2*(1.-2.*ds/d);
327 Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.);
331 ptrap[1] = theta2s*krad2deg;
334 ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2);
338 ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2);
341 gMC->Gsvolu("B052", "TRAP", kAir, ptrap, 11);
342 gMC->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY");
344 Float_t ddx, ddz, drx, drz, rtheta;
346 AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0);
347 rtheta = (90.-theta)*kdeg2rad;
348 ddx = -ddx0-dol*TMath::Tan(theta2);
351 drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0];
352 drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2];
353 gMC->Gspos("B051", 1, "BM49",
355 idrotm[2001], "ONLY");
357 AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0);
358 rtheta = (270.-theta)*kdeg2rad;
360 drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0];
361 drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2];
362 gMC->Gspos("B051", 2, "BM49",
364 idrotm[2002], "ONLY");
369 h = ((dymodU[2]-dymodU[1])-2.*dol)*.999;
371 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
372 theta = krad2deg * TMath::ACos(x);
383 gMC->Gsvolu("B045", "TRAP", kSteel, ptrap, 11);
385 ptrap[4] = (dol-ds)/x;
390 gMC->Gsvolu("B046", "TRAP", kAir, ptrap, 11);
391 gMC->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY");
394 // Positioning of diagonal bars
396 // Matrices have been imported from Euclid. Some simplification
399 AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0);
400 AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0);
401 AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0);
402 AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0);
403 AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0);
404 AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0);
405 AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0);
406 AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0);
407 AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0);
408 AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0);
409 AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0);
410 AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0);
411 AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0);
412 AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0);
413 AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0);
414 AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0);
416 AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0);
417 AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0);
418 AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0);
419 AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0);
420 AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0);
421 AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0);
422 AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0);
423 AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0);
425 AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0);
426 AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0);
427 AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0);
428 AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0);
429 AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0);
430 AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0);
431 AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0);
434 dz = (dymodU[1]+dymodU[0])/2.;
435 Float_t dz2 = (dymodU[1]+dymodU[2])/2.;
441 dx = rd * TMath::Sin(phi*kdeg2rad);
442 dy = rd * TMath::Cos(phi*kdeg2rad);
444 // gMC->Gspos("B047", 1, "B076", -dx, dy, dz, idrotm[2004], "ONLY");
445 // gMC->Gspos("B047", 2, "B076", -dx, dy, -dz, idrotm[2003], "ONLY");
446 // gMC->Gspos("B047", 3, "B076", dx, dy, dz, idrotm[2017], "ONLY");
447 // gMC->Gspos("B047", 4, "B076", dx, dy, -dz, idrotm[2018], "ONLY");
449 gMC->Gspos("B045", 1, "B076", -dx, dy, dz2, idrotm[2019], "ONLY");
450 gMC->Gspos("B045", 2, "B076", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ?
451 gMC->Gspos("B045", 3, "B076", dx, dy, dz2, idrotm[2020], "ONLY");
452 gMC->Gspos("B045", 4, "B076", dx, dy, -dz2, idrotm[2027], "ONLY");
454 // gMC->Gspos("BM49", 1, "B076", dx, dy, 0., idrotm[2020], "ONLY");
455 // gMC->Gspos("BM49", 2, "B076", -dx, dy, 0., idrotm[2019], "ONLY");
462 dx = rd * TMath::Sin(phi*kdeg2rad);
463 dy = rd * TMath::Cos(phi*kdeg2rad);
464 // gMC->Gspos("B047", 5, "B076", -dx, dy, dz, idrotm[2005], "ONLY");
465 // gMC->Gspos("B047", 6, "B076", -dx, dy, -dz, idrotm[2006], "ONLY");
466 // gMC->Gspos("B047", 7, "B076", dx, dy, dz, idrotm[2016], "ONLY");
467 // gMC->Gspos("B047", 8, "B076", dx, dy, -dz, idrotm[2015], "ONLY");
469 gMC->Gspos("B045", 5, "B076", -dx, dy, dz2, idrotm[2021], "ONLY");
470 gMC->Gspos("B045", 6, "B076", -dx, dy, -dz2, idrotm[2028], "ONLY");
471 gMC->Gspos("B045", 7, "B076", dx, dy, dz2, idrotm[2022], "ONLY");
472 gMC->Gspos("B045", 8, "B076", dx, dy, -dz2, idrotm[2029], "ONLY");
474 // gMC->Gspos("BM49", 3, "B076", dx, dy, 0., idrotm[2022], "ONLY");
475 // gMC->Gspos("BM49", 4, "B076", -dx, dy, 0., idrotm[2021], "ONLY");
481 dx = rd * TMath::Sin(phi*kdeg2rad);
482 dy = rd * TMath::Cos(phi*kdeg2rad);
483 // gMC->Gspos("B047", 9, "B076", -dx, dy, dz, idrotm[2009], "ONLY");
484 // gMC->Gspos("B047", 10, "B076", -dx, dy, -dz, idrotm[2007], "ONLY");
485 // gMC->Gspos("B047", 11, "B076", dx, dy, dz, idrotm[2013], "ONLY");
486 // gMC->Gspos("B047", 12, "B076", dx, dy, -dz, idrotm[2014], "ONLY");
488 gMC->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY");
489 gMC->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "ONLY");
490 gMC->Gspos("B047", 15, "B076", dx, -dy, dz, idrotm[2012], "ONLY");
491 gMC->Gspos("B047", 16, "B076", dx, -dy, -dz, idrotm[2011], "ONLY");
493 gMC->Gspos("B045", 9, "B076", -dx, dy, dz2, idrotm[2023], "ONLY");
494 gMC->Gspos("B045", 10, "B076", -dx, dy, -dz2, idrotm[2031], "ONLY");
495 gMC->Gspos("B045", 11, "B076", dx, dy, dz2, idrotm[2026], "ONLY");
496 gMC->Gspos("B045", 12, "B076", dx, dy, -dz2, idrotm[2030], "ONLY");
498 gMC->Gspos("B045", 13, "B076", -dx, -dy, dz2, idrotm[2024], "ONLY");
499 gMC->Gspos("B045", 14, "B076", -dx, -dy, -dz2, idrotm[2032], "ONLY");
500 gMC->Gspos("B045", 15, "B076", dx, -dy, dz2, idrotm[2025], "ONLY");
501 gMC->Gspos("B045", 16, "B076", dx, -dy, -dz2, idrotm[2033], "ONLY");
503 // gMC->Gspos("BM49", 5, "B076", dx, dy, 0., idrotm[2026], "ONLY");
504 // gMC->Gspos("BM49", 6, "B076", -dx, dy, 0., idrotm[2023], "ONLY");
505 gMC->Gspos("BM49", 7, "B076", dx, -dy, 0., idrotm[2025], "ONLY");
506 gMC->Gspos("BM49", 8, "B076", -dx, -dy, 0., idrotm[2024], "ONLY");
509 // The internal frame
511 char* module[3] = {"B071\0", "B074\0", "B075\0"};
523 for (jmod = 0; jmod < 3; jmod++)
525 gMC->Gsvolu(module[jmod], "TRD1", kAir, ptrd1, 4);
528 Int_t mod[18] = {1, 1, 1, 0, 0, 0, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 1, 1};
532 Float_t rout1 = 410.564;
533 Float_t rout2 = 415.2;
534 Int_t modcount[3] = {0, 0, 0};
536 for (i=0; i<18; i++) {
538 Float_t phi2 = 270+phi;
539 if (phi2 >= 360.) phi2-=360.;
541 dx = TMath::Sin(phi*kdeg2rad)*r;
542 dy = -TMath::Cos(phi*kdeg2rad)*r;
545 AliMatrix(idrotm[2034+i], 90.0, phi, 0., 0., 90., phi2);
546 gMC->Gspos(module[mod[i]], modcount[mod[i]], "B077", dx, dy, 0., idrotm[2034+i], "ONLY");
548 // Position elements of outer Frame
550 dx = TMath::Sin(phi*kdeg2rad)*rout1;
551 dy = -TMath::Cos(phi*kdeg2rad)*rout1;
552 for (j = 0; j < 3; j++)
555 gMC->Gspos("B042", 6*i+2*j+1, "B076", dx, dy, dz, idrotm[2034+i], "ONLY");
556 gMC->Gspos("B042", 6*i+2*j+2, "B076", dx, dy, -dz, idrotm[2034+i], "ONLY");
561 AliMatrix(idrotm[2052+i], 90.0, phi, 90., phi2, 0., 0.);
563 dx = TMath::Sin(phi*kdeg2rad)*rout2;
564 dy = -TMath::Cos(phi*kdeg2rad)*rout2;
565 gMC->Gspos("B033", i+1, "B076", dx, dy, 0., idrotm[2052+i], "ONLY");
568 // Internal Frame rings
571 // new specs: 40x100x6 for inner rings
572 // 30x135x6 for front and rear rings
574 // currently no distinction between front/rear and inner rings
582 gMC->Gsvolu("B072", "BOX ", kSteel, pbox, 3);
584 pbox[1] = pbox[1] - 0.6;
585 pbox[2] = pbox[2] - 0.6;
586 gMC->Gsvolu("B073", "BOX ", kAir, pbox, 3);
587 gMC->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY");
589 // Web frame 0-degree
591 // h x w x s = 60x40x4
592 // (attention: element is are half bars, "U" shaped)
596 h = dymodU[0]-dymodL[0];
599 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
601 theta = TMath::ACos(x);
602 Float_t thetaP = (TMath::Pi()-theta)*krad2deg;
608 ptrap[4] = dwl/cos(theta);
615 gMC->Gsvolu("B063", "TRAP", kSteel, ptrap, 11);
616 ptrap[3] = dwh - 0.2;
617 ptrap[4] = (dwl-0.4)/cos(theta);
622 gMC->Gsvolu("B064", "TRAP", kAir, ptrap, 11);
623 gMC->Gspos("B064", 1, "B063", 0.0, -0.2, 0., 0, "ONLY");
628 dz = dymodU[1]-dymodL[1];
631 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
634 theta = krad2deg * TMath::ACos(x);
647 gMC->Gsvolu("B163", "TRAP", kSteel, ptrap, 11);
648 ptrap[3] = dwh - 0.2;
649 ptrap[4] = (dwl-0.4)/x;
654 gMC->Gsvolu("B164", "TRAP", kAir, ptrap, 11);
655 gMC->Gspos("B164", 1, "B163", 0.0, -0.2, 0., 0, "ONLY");
660 pbox[2] = (iFrH-ringH-longH)/2.;
661 gMC->Gsvolu("B263", "BOX ", kSteel, pbox, 3);
665 gMC->Gsvolu("B264", "BOX ", kAir, pbox, 3);
666 gMC->Gspos("B264", 1, "B263", 0.2, 0., 0., 0, "ONLY");
669 AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0);
671 AliMatrix(idrotm[2071], 100.0, 0.0, 90.0, 270.0, 10.0, 0.0);
672 AliMatrix(idrotm[2072], 100.0, 0.0, 90.0, 90.0, 10.0, 0.0);
673 AliMatrix(idrotm[2073], 100.0, 180.0, 90.0, 270.0, 10.0, 180.0);
674 AliMatrix(idrotm[2074], 100.0, 180.0, 90.0, 90.0, 10.0, 180.0);
676 AliMatrix(idrotm[2075], 10.0, 0.0, 80.0, 180.0, 90.0, 90.0);
677 AliMatrix(idrotm[2076], 10.0, 0.0, 80.0, 180.0, 90.0, 270.0);
678 AliMatrix(idrotm[2077], 10.0, 180.0, 80.0, 0.0, 90.0, 90.0);
679 AliMatrix(idrotm[2078], 10.0, 180.0, 80.0, 0.0, 90.0, 270.0);
681 AliMatrix(idrotm[2079], 170.0, 180.0, 80.0, 180.0, 90.0, 90.0);
682 AliMatrix(idrotm[2080], 170.0, 180.0, 80.0, 180.0, 90.0, 270.0);
683 AliMatrix(idrotm[2081], 170.0, 0.0, 80.0, 0.0, 90.0, 90.0);
684 AliMatrix(idrotm[2082], 170.0, 0.0, 80.0, 0.0, 90.0, 270.0);
687 AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0);
688 AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0);
689 AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0);
691 AliMatrix(idrotm[2086], 90.0, 90.0, 100.0, 0., 170.0, 180.0);
692 AliMatrix(idrotm[2087], 90.0, 90.0, 100.0, 0., 10.0, 0.0);
693 AliMatrix(idrotm[2088], 90.0, 90.0, 80.0, 0., 170.0, 0.0);
694 AliMatrix(idrotm[2089], 90.0, 90.0, 80.0, 0., -10.0, 0.0);
697 // web frame diagonal (outer)
701 dz = dymodL[2]-dymodU[1]-dwl;
704 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
707 theta = krad2deg * TMath::ACos(x);
720 gMC->Gsvolu("B065", "TRAP", kSteel, ptrap, 11);
721 ptrap[3] = dwh - 0.2;
722 ptrap[4] = (dwl-0.4)/x;
727 gMC->Gsvolu("B066", "TRAP", kAir, ptrap, 11);
728 gMC->Gspos("B066", 1, "B065", 0.0, -0.2, 0., 0, "ONLY");
731 // web frame diagonal (inner)
733 dz = dymodL[1]-dymodU[0];
735 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
738 theta = krad2deg * TMath::ACos(x);
740 ptrap[0] = (dymodL[1]-dymodU[0])/2.;
751 gMC->Gsvolu("B067", "TRAP", kSteel, ptrap, 11);
753 ptrap[4] = (dwl-0.4)/x;
758 gMC->Gsvolu("B068", "TRAP", kAir, ptrap, 11);
759 gMC->Gspos("B068", 1, "B067", 0.0, -0.2, 0., 0, "ONLY");
762 dz = -iFrH/2.+ringH/2.+kEps;
764 for (i = 0; i< 3; i++)
767 for (jmod = 0; jmod<3; jmod++) {
768 gMC->Gspos("B072", 6*i+jmod+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY");
769 gMC->Gspos("B072", 6*i+jmod+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY");
773 gMC->Gspos("B263", 12*i+jmod+1, module[jmod], 60.0732, dymodU[i], 4.6669, idrotm[2072], "ONLY");
774 gMC->Gspos("B263", 12*i+jmod+4, module[jmod], 60.0732, -dymodU[i], 4.6669, idrotm[2071], "ONLY");
775 gMC->Gspos("B263", 12*i+jmod+7, module[jmod], -60.0732, dymodU[i], 4.6669, idrotm[2074], "ONLY");
776 gMC->Gspos("B263", 12*i+jmod+10, module[jmod], -60.0732, -dymodU[i], 4.6669, idrotm[2073], "ONLY");
781 // outer diagonal web
783 dy = (dymodU[0]+dymodL[0])/2.;
784 for (jmod = 0; jmod<3; jmod++) {
785 gMC->Gspos("B063", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2086], "ONLY");
786 gMC->Gspos("B063", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2087], "ONLY");
787 gMC->Gspos("B063", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2088], "ONLY");
788 gMC->Gspos("B063", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2089], "ONLY");
791 dy = (dymodU[1]+dymodL[1])/2.;
792 for (jmod = 0; jmod<3; jmod++) {
793 gMC->Gspos("B163", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2080], "ONLY");
794 gMC->Gspos("B163", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2079], "ONLY");
795 gMC->Gspos("B163", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2082], "ONLY");
796 gMC->Gspos("B163", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2081], "ONLY");
800 dy = (dymodL[2]+dymodU[1])/2.-dwl/2.;
801 for (jmod = 0; jmod<3; jmod++) {
802 gMC->Gspos("B065", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY");
803 gMC->Gspos("B065", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY");
804 gMC->Gspos("B065", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY");
805 gMC->Gspos("B065", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY");
809 dy = (dymodL[1]+dymodU[0])/2.;
811 for (jmod = 0; jmod<3; jmod++) {
812 gMC->Gspos("B067", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY");
813 gMC->Gspos("B067", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY");
814 gMC->Gspos("B067", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY");
815 gMC->Gspos("B067", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY");
818 // longitudinal bars (TPC rails attached)
820 // h x w x s = 100 x 75 x 6
822 // Attention: 2 "U" shaped half rods per cell
837 gMC->Gsvolu("B059", "TRAP", kSteel, ptrap, 11);
844 gMC->Gsvolu("B062", "TRAP", kAir, ptrap, 11);
845 gMC->Gspos("B062", 1, "B059", 0.0, -0.3, 0., 0, "ONLY");
847 // longitudinal bars (no TPC rails attached)
848 // new specs: h x w x s = 60 x 60 x 3
849 // (was: 75 x 100 x 5?)
860 gMC->Gsvolu("BA59", "TRAP", kSteel, ptrap, 11);
861 ptrap[0] = longW/4.-0.15;
862 ptrap[4] = longH/2.-0.30;
867 gMC->Gsvolu("BA62", "TRAP", kAir, ptrap, 11);
868 gMC->Gspos("BA62", 1, "BA59", 0.0, 0.0, -0.15, 0, "ONLY");
870 dz = -iFrH/2.+ringH+longH/2.;
872 for (jmod = 0; jmod<3; jmod++) {
873 gMC->Gspos("BA59", 2*jmod+1, module[jmod], 49.6476, 0.0, dz, idrotm[2084], "ONLY");
874 gMC->Gspos("BA59", 2*jmod+2, module[jmod], -49.6476, 0.0, dz, idrotm[2083], "ONLY");
878 // Spacer between TRD and TOF modules
890 gMC->Gsvolu("B056", "TRAP", kSteel, ptrap, 11);
891 for (jmod = 0; jmod<3; jmod++) {
892 gMC->Gspos("B056", 2*jmod+1, module[jmod], 61.9607, 0.0, 27.2, 0 , "ONLY");
893 gMC->Gspos("B056", 2*jmod+2, module[jmod], -61.9607, 0.0, 27.2, idrotm[2085], "ONLY");
896 // Mother volumes for TRD and TOF
899 printf("\n FRAME Version without Holes !");
904 gMC->Gsvolu("BTR1", "TRD1", kAir, ptrd1, 4);
905 gMC->Gsvolu("BTR2", "TRD1", kAir, ptrd1, 4);
906 gMC->Gsvolu("BTR3", "TRD1", kAir, ptrd1, 4);
912 gMC->Gsvolu("BTO1", "TRD1", kAir, ptrd1, 4);
913 gMC->Gsvolu("BTO2", "TRD1", kAir, ptrd1, 4);
914 gMC->Gsvolu("BTO3", "TRD1", kAir, ptrd1, 4);
916 gMC->Gspos("BTR1", 1, "B071", 0., 0., -10.8, 0, "ONLY");
917 gMC->Gspos("BTR2", 1, "B074", 0., 0., -10.8, 0, "ONLY");
918 gMC->Gspos("BTR3", 1, "B075", 0., 0., -10.8, 0, "ONLY");
920 gMC->Gspos("BTO1", 1, "B071", 0., 0., 42.69, 0, "ONLY");
921 gMC->Gspos("BTO2", 1, "B074", 0., 0., 42.69, 0, "ONLY");
922 gMC->Gspos("BTO3", 1, "B075", 0., 0., 42.69, 0, "ONLY");
924 printf("\n FRAME Version with Holes !");
929 gMC->Gsvolu("BTR1", "TRD1", kAir, ptrd1, 4);
931 gMC->Gsvolu("BTR2", "TRD1", kAir, ptrd1, 4);
933 gMC->Gsvolu("BTR3", "TRD1", kAir, ptrd1, 4);
939 gMC->Gsvolu("BTO1", "TRD1", kAir, ptrd1, 4);
941 gMC->Gsvolu("BTO2", "TRD1", kAir, ptrd1, 4);
943 gMC->Gsvolu("BTO3", "TRD1", kAir, ptrd1, 4);
946 gMC->Gspos("BTR1", 1, "B071", 0., 0.00, -10.8, 0, "ONLY");
947 gMC->Gspos("BTR2", 1, "B074", 0., -218.75, -10.8, idrotm[2070], "ONLY");
948 gMC->Gspos("BTR2", 2, "B074", 0., 218.75, -10.8, 0, "ONLY");
949 gMC->Gspos("BTR3", 1, "B075", 0., -295.75, -10.8, idrotm[2070], "ONLY");
950 gMC->Gspos("BTR3", 2, "B075", 0., 295.75, -10.8, 0, "ONLY");
952 gMC->Gspos("BTO1", 1, "B071", 0., 0.00, 42.69, 0, "ONLY");
953 gMC->Gspos("BTO2", 1, "B074", 0., -218.75, 42.69, idrotm[2070], "ONLY");
954 gMC->Gspos("BTO2", 2, "B074", 0., 218.75, 42.69, 0, "ONLY");
955 gMC->Gspos("BTO3", 1, "B075", 0., -295.75, 42.69, idrotm[2070], "ONLY");
956 gMC->Gspos("BTO3", 2, "B075", 0., 295.75, 42.69, 0, "ONLY");
960 // Geometry of Rails starts here
964 // Rails for space-frame
971 gMC->Gsvolu("BRS1", "BOX", kAir, rbox, 3);
975 gMC->Gsvolu("BRS2", "BOX", kSteel, rbox, 3);
979 gMC->Gsvolu("BRS3", "BOX", kSteel, rbox, 3);
981 gMC->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY");
982 gMC->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY");
983 gMC->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY");
984 gMC->Gspos("BRS1", 1, "ALIC", -430.-3., -180., 0., 0, "ONLY");
985 gMC->Gspos("BRS1", 2, "ALIC", 430.+3., -180., 0., 0, "ONLY");
990 gMC->Gsvolu("BRS4", "BOX", kSteel, rbox, 3);
992 gMC->Gspos("BRS4", 1, "ALIC", 430.+3., -180.+55./2.+rbox[1], 224., 0, "ONLY");
993 gMC->Gspos("BRS4", 2, "ALIC", 430.+3., -180.+55./2.+rbox[1], -224., 0, "ONLY");
994 gMC->Gspos("BRS4", 3, "ALIC", -430.-3., -180.+55./2.+rbox[1], 224., 0, "ONLY");
995 gMC->Gspos("BRS4", 4, "ALIC", -430.-3., -180.+55./2.+rbox[1], -224., 0, "ONLY");
1003 gMC->Gsvolu("BRE1", "BOX", kAir, rbox, 3);
1007 gMC->Gsvolu("BRE2", "BOX", kSteel, rbox, 3);
1011 gMC->Gsvolu("BRE3", "BOX", kSteel, rbox, 3);
1013 gMC->Gspos("BRE2", 1, "BRE1", 0., -32.5+2.50, 0., 0, "ONLY");
1014 gMC->Gspos("BRE2", 2, "BRE1", 0., 32.5-2.50, 0., 0, "ONLY");
1015 gMC->Gspos("BRE3", 1, "BRE1", -20., 0., 0., 0, "ONLY");
1016 gMC->Gspos("BRE3", 2, "BRE1", 20., 0., 0., 0, "ONLY");
1017 gMC->Gspos("BRE1", 1, "ALIC", -496., -190., 0., 0, "ONLY");
1018 gMC->Gspos("BRE1", 2, "ALIC", 496., -190., 0., 0, "ONLY");
1023 //___________________________________________
1024 void AliFRAMEv2::CreateMaterials()
1027 Float_t epsil, stemax, tmaxfd, deemax, stmin;
1029 epsil = 1.e-4; // Tracking precision,
1030 stemax = -0.01; // Maximum displacement for multiple scat
1031 tmaxfd = -20.; // Maximum angle due to field deflection
1032 deemax = -.3; // Maximum fractional energy loss, DLS
1034 Int_t isxfld = gAlice->Field()->Integ();
1035 Float_t sxmgmx = gAlice->Field()->Max();
1037 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1038 Float_t zsteel[4] = { 26.,24.,28.,14. };
1039 Float_t wsteel[4] = { .715,.18,.1,.005 };
1041 AliMixture(65, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
1042 AliMaterial(5, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
1043 AliMedium(65, "Stainless Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1044 AliMedium( 5, "Air ", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1047 //_____________________________________________________________________________
1048 void AliFRAMEv2::Init()
1051 // Initialise the module after the geometry has been defined
1054 printf("%s: **************************************"
1056 "**************************************\n",ClassName());
1057 printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName());
1058 printf("%s: **************************************"
1060 "**************************************\n",ClassName());
1064 Int_t AliFRAMEv2::IsVersion() const
1067 if (fHoles == 0) version = 1;