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 //------------------------------------------------------------------------
20 // symmetric space frame with possibility for holes
22 //------------------------------------------------------------------------
25 #include <TVirtualMC.h>
27 #include <TGeoManager.h>
28 #include "AliFRAMEv2.h"
34 #include "AliTrackReference.h"
39 //_____________________________________________________________________________
40 AliFRAMEv2::AliFRAMEv2():
46 //_____________________________________________________________________________
47 AliFRAMEv2::AliFRAMEv2(const char *name, const char *title)
48 : AliFRAME(name,title),
54 //___________________________________________
55 void AliFRAMEv2::CreateGeometry()
59 <img src="picts/frame.gif">
66 <img src="picts/tree_frame.gif">
71 Int_t *idtmed = fIdtmed->GetArray()-1999;
76 Float_t pbox[3], ptrap[11], ptrd1[4], ppgon[10];
83 const Float_t kEps = 0.01;
84 const Int_t kAir = idtmed[2004];
85 const Int_t kSteel = idtmed[2064];
87 const Float_t krad2deg = 180. / TMath::Pi();
88 const Float_t kdeg2rad = 1. / krad2deg;
90 Float_t iFrH = 118.66; // Height of inner frame
91 Float_t ringH = 6.00; // Height of the ring bars
92 Float_t ringW = 9.00; // Width of the ring bars in z
99 Float_t dymodU[3] = {70.0, 224.0, 341.};
101 Float_t dymodL[3] = {54.0, 178.5, 341.};
104 // Frame mother volume
118 ppgon[7] = -ppgon[4];
122 gMC->Gsvolu("B077", "PGON", kAir, ppgon, 10);
123 gMC->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY");
125 // Reference plane for TRD
127 ppgon[6] = ppgon[5] + 0.1;
129 gMC->Gsvolu("BREF", "PGON", kAir, ppgon, 10);
130 gMC->Gspos("BREF", 1, "B077", 0., 0., 0., 0, "ONLY");
131 gGeoManager->GetVolume("BREF")->SetVisibility(kFALSE);
152 ppgon[7] = -ppgon[4];
155 gMC->Gsvolu("B076", "PGON", kAir, ppgon, 10);
156 gMC->Gspos("B076", 1, "B077", 0., 0., 0., 0, "ONLY");
160 dz = 2.*410.2*TMath::Sin(10.*kdeg2rad)-2.*dol*TMath::Cos(10.*kdeg2rad)-
161 2.*doh*TMath::Tan(10.*kdeg2rad);
163 Float_t l2 = dz/2.+2.*doh*TMath::Tan(10.*kdeg2rad);
170 gMC->Gsvolu("B042", "TRD1", kSteel, ptrd1, 4);
172 ptrd1[0] = ptrd1[0]+ds*(l2-l1)/2./doh;
173 ptrd1[1] = ptrd1[1]-ds*(l2-l1)/2./doh;
176 gMC->Gsvolu("B043", "TRD1", kAir, ptrd1, 4);
177 gMC->Gspos("B043", 1, "B042", 0., 0., 0., 0, "ONLY");
186 gMC->Gsvolu("B033", "BOX", kSteel, pbox, 3);
189 gMC->Gsvolu("B034", "BOX", kAir, pbox, 3);
190 gMC->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY");
197 gMC->Gsvolu("B080", "BOX", kSteel, pbox, 3);
198 gMC->Gspos("B080", 1, "B077", 285.3, 0., 0., 0, "ONLY");
199 gMC->Gspos("B080", 2, "B077", -285.3, 0., 0., 0, "ONLY");
204 Float_t h, d, dq, x, theta;
206 h = (dymodU[1]-dymodU[0]-2.*dol)*.999;
210 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
213 theta = krad2deg * TMath::ACos(x);
227 gMC->Gsvolu("B047", "TRAP", kSteel, ptrap, 11);
229 ptrap[4] = (dol-ds)/x;
234 gMC->Gsvolu("B048", "TRAP", kAir, ptrap, 11);
235 gMC->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY");
244 h = (2.*dymodU[0]-2.*dol)*.999;
251 gMC->Gsvolu("BM49", "BOX ", kAir, pbox, 3);
255 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
256 theta = krad2deg * TMath::ACos(x);
258 ptrap[0] = dz/2.-kEps;
268 gMC->Gsvolu("B049", "TRAP", kSteel, ptrap, 11);
269 ptrap[0] = ptrap[0]-kEps;
271 ptrap[4] = (dol-ds)/x;
276 gMC->Gsvolu("B050", "TRAP", kAir, ptrap, 11);
277 gMC->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY");
278 gMC->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY");
281 Float_t dd1 = d*TMath::Tan(theta*kdeg2rad);
282 Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad);
283 Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.);
287 ptrap[1] = theta2*krad2deg;
290 ptrap[4] = (dz/2./x-dd1-dd2)/2.;
298 gMC->Gsvolu("B051", "TRAP", kSteel, ptrap, 11);
299 Float_t ddx0 = ptrap[8];
301 Float_t dd1s = dd1*(1.-2.*ds/d);
302 Float_t dd2s = dd2*(1.-2.*ds/d);
303 Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.);
307 ptrap[1] = theta2s*krad2deg;
310 ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2);
314 ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2);
317 gMC->Gsvolu("B052", "TRAP", kAir, ptrap, 11);
318 gMC->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY");
320 Float_t ddx, ddz, drx, drz, rtheta;
322 AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0);
323 rtheta = (90.-theta)*kdeg2rad;
324 ddx = -ddx0-dol*TMath::Tan(theta2);
327 drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0];
328 drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2];
329 gMC->Gspos("B051", 1, "BM49",
331 idrotm[2001], "ONLY");
333 AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0);
334 rtheta = (270.-theta)*kdeg2rad;
336 drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0];
337 drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2];
338 gMC->Gspos("B051", 2, "BM49",
340 idrotm[2002], "ONLY");
345 h = ((dymodU[2]-dymodU[1])-2.*dol)*.999;
347 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
348 theta = krad2deg * TMath::ACos(x);
359 gMC->Gsvolu("B045", "TRAP", kSteel, ptrap, 11);
361 ptrap[4] = (dol-ds)/x;
366 gMC->Gsvolu("B046", "TRAP", kAir, ptrap, 11);
367 gMC->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY");
370 // Positioning of diagonal bars
372 // Matrices have been imported from Euclid. Some simplification
375 AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0);
376 AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0);
377 AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0);
378 AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0);
379 AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0);
380 AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0);
381 AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0);
382 AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0);
383 AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0);
384 AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0);
385 AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0);
386 AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0);
387 AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0);
388 AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0);
389 AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0);
390 AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0);
392 AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0);
393 AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0);
394 AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0);
395 AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0);
396 AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0);
397 AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0);
398 AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0);
399 AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0);
401 AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0);
402 AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0);
403 AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0);
404 AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0);
405 AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0);
406 AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0);
407 AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0);
410 dz = (dymodU[1]+dymodU[0])/2.;
411 Float_t dz2 = (dymodU[1]+dymodU[2])/2.;
417 dx = rd * TMath::Sin(phi*kdeg2rad);
418 dy = rd * TMath::Cos(phi*kdeg2rad);
421 gMC->Gspos("B045", 1, "B076", -dx, dy, dz2, idrotm[2019], "ONLY");
422 gMC->Gspos("B045", 2, "B076", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ?
423 gMC->Gspos("B045", 3, "B076", dx, dy, dz2, idrotm[2020], "ONLY");
424 gMC->Gspos("B045", 4, "B076", dx, dy, -dz2, idrotm[2027], "ONLY");
432 dx = rd * TMath::Sin(phi*kdeg2rad);
433 dy = rd * TMath::Cos(phi*kdeg2rad);
435 gMC->Gspos("B045", 5, "B076", -dx, dy, dz2, idrotm[2021], "ONLY");
436 gMC->Gspos("B045", 6, "B076", -dx, dy, -dz2, idrotm[2028], "ONLY");
437 gMC->Gspos("B045", 7, "B076", dx, dy, dz2, idrotm[2022], "ONLY");
438 gMC->Gspos("B045", 8, "B076", dx, dy, -dz2, idrotm[2029], "ONLY");
445 dx = rd * TMath::Sin(phi*kdeg2rad);
446 dy = rd * TMath::Cos(phi*kdeg2rad);
448 gMC->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY");
449 gMC->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "ONLY");
450 gMC->Gspos("B047", 15, "B076", dx, -dy, dz, idrotm[2012], "ONLY");
451 gMC->Gspos("B047", 16, "B076", dx, -dy, -dz, idrotm[2011], "ONLY");
453 gMC->Gspos("B045", 9, "B076", -dx, dy, dz2, idrotm[2023], "ONLY");
454 gMC->Gspos("B045", 10, "B076", -dx, dy, -dz2, idrotm[2031], "ONLY");
455 gMC->Gspos("B045", 11, "B076", dx, dy, dz2, idrotm[2026], "ONLY");
456 gMC->Gspos("B045", 12, "B076", dx, dy, -dz2, idrotm[2030], "ONLY");
458 gMC->Gspos("B045", 13, "B076", -dx, -dy, dz2, idrotm[2024], "ONLY");
459 gMC->Gspos("B045", 14, "B076", -dx, -dy, -dz2, idrotm[2032], "ONLY");
460 gMC->Gspos("B045", 15, "B076", dx, -dy, dz2, idrotm[2025], "ONLY");
461 gMC->Gspos("B045", 16, "B076", dx, -dy, -dz2, idrotm[2033], "ONLY");
463 gMC->Gspos("BM49", 7, "B076", dx, -dy, 0., idrotm[2025], "ONLY");
464 gMC->Gspos("BM49", 8, "B076", -dx, -dy, 0., idrotm[2024], "ONLY");
467 // The internal frame
476 ptrd1[2] = 376.0; // CBL 4/4/08
477 ptrd1[3] = iFrH / 2.;
480 Float_t rout1 = 405.5;
481 Float_t rout2 = 411.5;
484 for (i = 0; i < 18; i++) {
489 if (mod > 17) mod -= 18;
490 sprintf(name, "BSEGMO%d", mod);
491 gMC->Gsvolu(name, "TRD1", kAir, ptrd1, 4);
492 gGeoManager->GetVolume(name)->SetVisibility(kFALSE);
496 Float_t phi1 = i * 20.;
497 Float_t phi2 = 270 + phi1;
498 if (phi2 >= 360.) phi2 -= 360.;
500 dx = TMath::Sin(phi1*kdeg2rad)*r;
501 dy = -TMath::Cos(phi1*kdeg2rad)*r;
503 AliMatrix(idrotm[2034+i], 90.0, phi1, 0., 0., 90., phi2);
504 gMC->Gspos(name, 1, "B077", dx, dy, 0., idrotm[2034+i], "ONLY");
507 // Position elements of outer Frame
509 dx = TMath::Sin(phi1*kdeg2rad)*rout1;
510 dy = -TMath::Cos(phi1*kdeg2rad)*rout1;
511 for (j = 0; j < 3; j++)
514 gMC->Gspos("B042", 6*i+2*j+1, "B076", dx, dy, dz, idrotm[2034+i], "ONLY");
515 gMC->Gspos("B042", 6*i+2*j+2, "B076", dx, dy, -dz, idrotm[2034+i], "ONLY");
520 AliMatrix(idrotm[2052+i], 90.0, phi1, 90., phi2, 0., 0.);
522 dx = TMath::Sin(phi1*kdeg2rad)*rout2;
523 dy = -TMath::Cos(phi1*kdeg2rad)*rout2;
524 gMC->Gspos("B033", i+1, "B076", dx, dy, 0., idrotm[2052+i], "ONLY");
527 // Internal Frame rings
530 // new specs: 40x90x60 for inner rings
531 // 30x135x60 for front and rear rings
533 // currently no distinction between front/rear and inner rings
537 ptrd1[0] = 287. * TMath::Sin(10.* kdeg2rad) - 2.;
538 ptrd1[1] = 293. * TMath::Sin(10.* kdeg2rad) - 2.;
542 gMC->Gsvolu("B072", "TRD1", kSteel, ptrd1, 4);
544 ptrd1[0] = 287.5 * TMath::Sin(10. * kdeg2rad) - 2.;
545 ptrd1[1] = 292.5 * TMath::Sin(10. * kdeg2rad) - 2.;
546 ptrd1[2] = ringW / 2. - 0.5;
547 ptrd1[3] = ringH / 2. - 0.5;
549 gMC->Gsvolu("B073", "TRD1", kAir, ptrd1, 4);
550 gMC->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY");
552 // Web frame 0-degree
554 // h x w x s = 60x40x4
555 // (attention: element is are half bars, "U" shaped)
559 h = dymodU[0]-dymodL[0];
562 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
564 theta = TMath::ACos(x);
565 Float_t thetaP = (TMath::Pi()-theta)*krad2deg;
571 ptrap[4] = dwl/cos(theta);
578 gMC->Gsvolu("B063", "TRAP", kSteel, ptrap, 11);
579 ptrap[3] = dwh - 0.2;
580 ptrap[4] = (dwl-0.4)/cos(theta);
585 gMC->Gsvolu("B064", "TRAP", kAir, ptrap, 11);
586 gMC->Gspos("B064", 1, "B063", 0.0, -0.2, 0., 0, "ONLY");
591 dz = dymodU[1]-dymodL[1];
594 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
597 theta = krad2deg * TMath::ACos(x);
610 gMC->Gsvolu("B163", "TRAP", kSteel, ptrap, 11);
611 ptrap[3] = dwh - 0.2;
612 ptrap[4] = (dwl-0.4)/x;
617 gMC->Gsvolu("B164", "TRAP", kAir, ptrap, 11);
618 gMC->Gspos("B164", 1, "B163", 0.0, -0.2, 0., 0, "ONLY");
623 pbox[2] = 114.5 / 2.;
624 gMC->Gsvolu("B263", "BOX ", kSteel, pbox, 3);
628 gMC->Gsvolu("B264", "BOX ", kAir, pbox, 3);
629 gMC->Gspos("B264", 1, "B263", 0.2, 0., 0., 0, "ONLY");
632 AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0);
634 AliMatrix(idrotm[2071], 100.0, 0.0, 90.0, 270.0, 10.0, 0.0);
635 AliMatrix(idrotm[2072], 100.0, 0.0, 90.0, 90.0, 10.0, 0.0);
636 AliMatrix(idrotm[2073], 100.0, 180.0, 90.0, 270.0, 10.0, 180.0);
637 AliMatrix(idrotm[2074], 100.0, 180.0, 90.0, 90.0, 10.0, 180.0);
639 AliMatrix(idrotm[2075], 10.0, 0.0, 80.0, 180.0, 90.0, 90.0);
640 AliMatrix(idrotm[2076], 10.0, 0.0, 80.0, 180.0, 90.0, 270.0);
641 AliMatrix(idrotm[2077], 10.0, 180.0, 80.0, 0.0, 90.0, 90.0);
642 AliMatrix(idrotm[2078], 10.0, 180.0, 80.0, 0.0, 90.0, 270.0);
644 AliMatrix(idrotm[2079], 170.0, 180.0, 80.0, 180.0, 90.0, 90.0);
645 AliMatrix(idrotm[2080], 170.0, 180.0, 80.0, 180.0, 90.0, 270.0);
646 AliMatrix(idrotm[2081], 170.0, 0.0, 80.0, 0.0, 90.0, 90.0);
647 AliMatrix(idrotm[2082], 170.0, 0.0, 80.0, 0.0, 90.0, 270.0);
650 AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0);
651 AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0);
652 AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0);
654 AliMatrix(idrotm[2086], 90.0, 90.0, 100.0, 0., 170.0, 180.0);
655 AliMatrix(idrotm[2087], 90.0, 90.0, 100.0, 0., 10.0, 0.0);
656 AliMatrix(idrotm[2088], 90.0, 90.0, 80.0, 0., 170.0, 0.0);
657 AliMatrix(idrotm[2089], 90.0, 90.0, 80.0, 0., -10.0, 0.0);
659 AliMatrix(idrotm[2090], 90.0, 0.0, 0.0, 0., 90.0, 90.0);
660 AliMatrix(idrotm[2091], 0.0, 0.0, 90.0, 90., 90.0, 0.0);
662 // web frame diagonal (outer)
666 dz = dymodL[2]-dymodU[1]-dwl;
669 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
672 theta = krad2deg * TMath::ACos(x);
685 gMC->Gsvolu("B065", "TRAP", kSteel, ptrap, 11);
686 ptrap[3] = dwh - 0.2;
687 ptrap[4] = (dwl-0.4)/x;
692 gMC->Gsvolu("B066", "TRAP", kAir, ptrap, 11);
693 gMC->Gspos("B066", 1, "B065", 0.0, -0.2, 0., 0, "ONLY");
696 // web frame diagonal (inner)
698 dz = dymodL[1]-dymodU[0];
700 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
703 theta = krad2deg * TMath::ACos(x);
705 ptrap[0] = (dymodL[1]-dymodU[0])/2.;
716 gMC->Gsvolu("B067", "TRAP", kSteel, ptrap, 11);
718 ptrap[4] = (dwl-0.4)/x;
723 gMC->Gsvolu("B068", "TRAP", kAir, ptrap, 11);
724 gMC->Gspos("B068", 1, "B067", 0.0, -0.2, 0., 0, "ONLY");
727 dz = -iFrH/2.+ringH/2.+kEps;
728 Float_t dz0 = 3. - 0.2;
729 Float_t dx0 = 60.82 - 1.0;
731 for (jmod = 0; jmod< 18; jmod++)
734 for (i = 0; i < 3; i++) {
735 gMC->Gspos("B072", 6*jmod+i+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY");
736 gMC->Gspos("B072", 6*jmod+i+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY");
740 gMC->Gspos("B263", 4*jmod+1, module[jmod], dx0, dymodU[2], dz0, idrotm[2072], "ONLY");
741 gMC->Gspos("B263", 4*jmod+2, module[jmod], dx0, -dymodU[2], dz0, idrotm[2071], "ONLY");
742 gMC->Gspos("B263", 4*jmod+3, module[jmod], -dx0, dymodU[2], dz0, idrotm[2074], "ONLY");
743 gMC->Gspos("B263", 4*jmod+4, module[jmod], -dx0, -dymodU[2], dz0, idrotm[2073], "ONLY");
748 // outer diagonal web
750 dy = (dymodU[0]+dymodL[0])/2.;
753 for (jmod = 0; jmod < 18; jmod++) {
754 gMC->Gspos("B063", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2086], "ONLY");
755 gMC->Gspos("B063", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2087], "ONLY");
756 gMC->Gspos("B063", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2088], "ONLY");
757 gMC->Gspos("B063", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2089], "ONLY");
760 dy = (dymodU[1]+dymodL[1])/2.;
761 for (jmod = 0; jmod < 18; jmod++) {
762 gMC->Gspos("B163", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2080], "ONLY");
763 gMC->Gspos("B163", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2079], "ONLY");
764 gMC->Gspos("B163", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2082], "ONLY");
765 gMC->Gspos("B163", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2081], "ONLY");
769 dy = (dymodL[2]+dymodU[1])/2.-dwl/2.;
770 for (jmod = 0; jmod < 18; jmod++) {
771 gMC->Gspos("B065", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2076], "ONLY");
772 gMC->Gspos("B065", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2075], "ONLY");
773 gMC->Gspos("B065", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2078], "ONLY");
774 gMC->Gspos("B065", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2077], "ONLY");
778 dy = (dymodL[1]+dymodU[0])/2.;
780 for (jmod = 0; jmod < 18; jmod++) {
781 gMC->Gspos("B067", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2076], "ONLY");
782 gMC->Gspos("B067", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2075], "ONLY");
783 gMC->Gspos("B067", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2078], "ONLY");
784 gMC->Gspos("B067", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2077], "ONLY");
787 // longitudinal bars (TPC rails attached)
789 // h x w x s = 100 x 75 x 6
791 // Attention: 2 "U" shaped half rods per cell
806 // gMC->Gsvolu("B059", "TRAP", kSteel, ptrap, 11);
813 //gMC->Gsvolu("B062", "TRAP", kAir, ptrap, 11);
814 //gMC->Gspos("B062", 1, "B059", 0.0, 0., 0., 0, "ONLY");
817 // longitudinal bars (no TPC rails attached)
818 // new specs: h x w x s = 60 x 60 x 3
819 // (was: 75 x 100 x 5?)
830 gMC->Gsvolu("BA59", "TRAP", kSteel, ptrap, 11);
831 ptrap[0] = longW/4.-0.15;
832 ptrap[4] = longH/2.-0.30;
837 gMC->Gsvolu("BA62", "TRAP", kAir, ptrap, 11);
838 gMC->Gspos("BA62", 1, "BA59", 0.0, 0.0, -0.15, 0, "ONLY");
840 dz = -iFrH/2. + longH/2.;
842 for (jmod = 0; jmod < 18; jmod++) {
843 gMC->Gspos("BA59", 2*jmod+1, module[jmod], 49.31, 0.0, dz, idrotm[2084], "ONLY");
844 gMC->Gspos("BA59", 2*jmod+2, module[jmod], -49.31, 0.0, dz, idrotm[2083], "ONLY");
852 Float_t dyM = 99.0 - 1.;
853 MakeHeatScreen("M", dyM, idrotm[2090], idrotm[2091]);
854 Float_t dyAM = 119.5 - 5.;
855 MakeHeatScreen("AM", dyAM, idrotm[2090], idrotm[2091]);
856 Float_t dyA = 128.0 - 4.;
857 MakeHeatScreen("A" , dyA, idrotm[2090], idrotm[2091]);
863 for (i = 0; i < 18; i++) {
866 sprintf(nameMo, "BSEGMO%d",i);
868 gMC->Gspos("BTSH_M" , i+1 , nameMo, 0., 0., dz, 0, "ONLY");
870 dy = dymodL[0] + dyAM / 2. + 4.5;
871 gMC->Gspos("BTSH_AM", i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
872 gMC->Gspos("BTSH_AM", i+19, nameMo, 0., -dy, dz, 0, "ONLY");
874 dy = dymodL[1] + dyA / 2. + 6.0;
875 gMC->Gspos("BTSH_A" , i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
876 gMC->Gspos("BTSH_A" , i+19, nameMo, 0., -dy, dz, 0, "ONLY");
881 // TRD mother volumes
884 ptrd1[0] = 47.4405; // CBL 28/6/2006
885 ptrd1[1] = 61.1765; // CBL
886 ptrd1[2] = 375.5; // CBL
887 ptrd1[3] = 38.95; // CBL
889 for (i = 0; i < 18; i++) {
891 sprintf(nameCh, "BTRD%d",i);
893 sprintf(nameMo, "BSEGMO%d",i);
894 gMC->Gsvolu(nameCh, "TRD1", kAir, ptrd1, 4);
895 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
896 gMC->Gspos(nameCh, 1, nameMo, 0., 0., -12.62, 0, "ONLY"); // CBL 28/6/2006
900 // TOF mother volumes
905 ptrd1[3] = 14.525; //AdC
906 for (i = 0; i < 18; i++) {
908 sprintf(nameCh, "BTOF%d",i);
910 sprintf(nameMo, "BSEGMO%d",i);
911 gMC->Gsvolu(nameCh, "TRD1", kAir, ptrd1, 4);
912 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
913 gMC->Gspos(nameCh, 1, nameMo, 0., 0., 43.525, 0, "ONLY"); //AdC
917 // Geometry of Rails starts here
921 // Rails for space-frame
928 gMC->Gsvolu("BRS1", "BOX", kAir, rbox, 3);
932 gMC->Gsvolu("BRS2", "BOX", kSteel, rbox, 3);
936 gMC->Gsvolu("BRS3", "BOX", kSteel, rbox, 3);
938 gMC->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY");
939 gMC->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY");
940 gMC->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY");
941 gMC->Gspos("BRS1", 1, "ALIC", -430.-3., -190., 0., 0, "ONLY");
942 gMC->Gspos("BRS1", 2, "ALIC", 430.+3., -190., 0., 0, "ONLY");
947 gMC->Gsvolu("BRS4", "BOX", kSteel, rbox, 3);
949 gMC->Gspos("BRS4", 1, "ALIC", 430.+3., -190.+55./2.+rbox[1], 224., 0, "ONLY");
950 gMC->Gspos("BRS4", 2, "ALIC", 430.+3., -190.+55./2.+rbox[1], -224., 0, "ONLY");
951 // gMC->Gspos("BRS4", 3, "ALIC", -430.+3, -180.+55./2.+rbox[1], 224., 0, "ONLY");
952 // gMC->Gspos("BRS4", 4, "ALIC", -430.+3, -180.+55./2.+rbox[1], -224., 0, "ONLY");
960 Float_t kBFMRin = 270.0;
962 Float_t kBFMRou = 417.5;
964 Float_t kBFMdz = 118.0;
968 Float_t kBFRdr = 7.5;
969 Float_t kBFRdz = 8.0;
975 Float_t kBFBdd = 0.6;
982 tpar[2] = kBFMdz / 2.;
983 gMC->Gsvolu("BFMO", "TUBE", kAir, tpar, 3);
985 // CBL ////////////////////////////////////////////////////////
990 ptrd1[0] = 47.4405 - 0.2;
991 ptrd1[1] = 61.1765 - 0.2;
992 ptrd1[2] = kBFMdz / 2.;
994 gMC->Gsvolu("BFTRD", "TRD1", kAir, ptrd1, 4);
995 gGeoManager->GetVolume("BFTRD")->SetVisibility(kFALSE);
997 for (Int_t i = 0; i < 18; i++) {
999 Float_t phiBF = i * 20.0;
1000 dx = TMath::Sin(phiBF*kdeg2rad)*(342.0-12.62);
1001 dy = -TMath::Cos(phiBF*kdeg2rad)*(342.0-12.62);
1002 gMC->Gspos("BFTRD",i,"BFMO",dx,dy,0.0,idrotm[2034+i],"ONLY");
1006 // CBL ////////////////////////////////////////////////////////
1012 tpar[1] = tpar[0] + kBFRdr;
1013 tpar[2] = kBFRdz / 2.;
1015 gMC->Gsvolu("BFIR", "TUBE", kSteel, tpar, 3);
1017 tpar[0] = tpar[0] + kBFBdd;
1018 tpar[1] = tpar[1] - kBFBdd;
1019 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
1021 gMC->Gsvolu("BFII", "TUBE", kAir, tpar, 3);
1022 gMC->Gspos("BFII", 1, "BFIR", 0., 0., 0., 0, "ONLY");
1026 tpar[0] = kBFMRou - kBFRdr;
1028 tpar[2] = kBFRdz / 2.;
1030 gMC->Gsvolu("BFOR", "TUBE", kSteel, tpar, 3);
1032 tpar[0] = tpar[0] + kBFBdd;
1033 tpar[1] = tpar[1] - kBFBdd;
1034 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
1036 gMC->Gsvolu("BFOO", "TUBE", kAir, tpar, 3);
1037 gMC->Gspos("BFOO", 1, "BFOR", 0., 0., 0., 0, "ONLY");
1040 dz = kBFMdz/2. - kBFRdz / 2.;
1041 gMC->Gspos("BFIR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
1042 gMC->Gspos("BFIR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
1043 gMC->Gspos("BFOR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
1044 gMC->Gspos("BFOR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
1047 // Longitudinal Bars
1053 bpar[2] = kBFMdz/2. - kBFBd;
1054 gMC->Gsvolu("BFLB", "BOX ", kSteel, bpar, 3);
1056 bpar[0] = bpar[0] - kBFBdd;
1057 bpar[1] = bpar[1] - kBFBdd;
1058 bpar[2] = bpar[2] - kBFBdd;
1059 gMC->Gsvolu("BFLL", "BOX ", kAir, bpar, 3);
1060 gMC->Gspos("BFLL", 1, "BFLB", 0., 0., 0., 0, "ONLY");
1062 for (i = 0; i < 18; i++)
1064 Float_t ro = kBFMRou - kBFBd / 2.;
1065 Float_t ri = kBFMRin + kBFBd / 2.;
1067 Float_t phi0 = Float_t(i) * 20.;
1069 Float_t xb = ri * TMath::Cos(phi0 * kDegrad);
1070 Float_t yb = ri * TMath::Sin(phi0 * kDegrad);
1071 AliMatrix(idrotm[2090+i], 90.0, phi0, 90.0, phi0 + 270., 0., 0.);
1073 gMC->Gspos("BFLB", i + 1, "BFMO", xb, yb, 0., idrotm[2090 + i], "ONLY");
1075 xb = ro * TMath::Cos(phi0 * kDegrad);
1076 yb = ro * TMath::Sin(phi0 * kDegrad);
1078 gMC->Gspos("BFLB", i + 19, "BFMO", xb, yb, 0., idrotm[2090 +i], "ONLY");
1084 bpar[0] = (kBFMRou - kBFMRin - 2. * kBFRdr) / 2.;
1088 // Avoid overlap with circle
1089 Float_t rr = kBFMRou - kBFRdr;
1090 Float_t delta = rr - TMath::Sqrt(rr * rr - kBFBd * kBFBd / 4.) + 0.01;
1091 bpar[0] -= delta /2.;
1094 gMC->Gsvolu("BFRB", "BOX ", kSteel, bpar, 3);
1096 bpar[0] = bpar[0] - kBFBdd;
1097 bpar[1] = bpar[1] - kBFBdd;
1098 bpar[2] = bpar[2] - kBFBdd;
1099 gMC->Gsvolu("BFRR", "BOX ", kAir, bpar, 3);
1100 gMC->Gspos("BFRR", 1, "BFRB", 0., 0., 0., 0, "ONLY");
1102 Int_t iphi[10] = {0, 1, 3, 6, 8, 9, 10, 12, 15, 17};
1104 for (i = 0; i < 10; i++)
1107 Float_t rb = (kBFMRin + kBFMRou)/2.;
1108 Float_t phib = Float_t(iphi[i]) * 20.;
1110 Float_t xb = rb * TMath::Cos(phib * kDegrad);
1111 Float_t yb = rb * TMath::Sin(phib * kDegrad);
1113 gMC->Gspos("BFRB", i + 1, "BFMO", xb, yb, dz, idrotm[2034 + iphi[i]], "ONLY");
1114 gMC->Gspos("BFRB", i + 11, "BFMO", xb, yb, -dz, idrotm[2034 + iphi[i]], "ONLY");
1118 gMC->Gspos("BFMO", i + 19, "ALIC", 0, 0, - 376. - kBFMdz/2. - 0.5 , 0, "ONLY");
1129 Float_t kBBMRin = 278.0;
1131 Float_t kBBMRou = 410.5;
1133 Float_t kBBMdz = 223.0;
1134 Float_t kBBBdz = 6.0;
1135 Float_t kBBBdd = 0.6;
1138 // The Mother volume
1145 ppgon[4] = -kBBMdz / 2. ;
1149 ppgon[7] = -ppgon[4];
1150 ppgon[8] = ppgon[5];
1151 ppgon[9] = ppgon[6];
1153 gMC->Gsvolu("BBMO", "PGON", kAir, ppgon, 10);
1154 gMC->Gsdvn("BBCE", "BBMO", 18, 2);
1156 // CBL ////////////////////////////////////////////////////////
1158 // TRD mother volume
1161 AliMatrix(idrotm[2092], 90.0, 90.0, 0.0, 0.0, 90.0, 0.0);
1163 ptrd1[0] = 47.4405 - 2.5;
1164 ptrd1[1] = 61.1765 - 2.5;
1165 ptrd1[2] = kBBMdz / 2.;
1167 gMC->Gsvolu("BBTRD", "TRD1", kAir, ptrd1, 4);
1168 gGeoManager->GetVolume("BBTRD")->SetVisibility(kFALSE);
1169 gMC->Gspos("BBTRD", 1, "BBCE", 342.0-12.62, 0.0, 0.0, idrotm[2092], "ONLY");
1171 // CBL ////////////////////////////////////////////////////////
1173 // Longitudinal bars
1174 bpar[0] = kBBBdz/2.;
1176 bpar[2] = kBBMdz/2. - kBBBdz;
1177 gMC->Gsvolu("BBLB", "BOX ", kSteel, bpar, 3);
1181 gMC->Gsvolu("BBLL", "BOX ", kAir, bpar, 3);
1182 gMC->Gspos("BBLL", 1, "BBLB", 0., 0., 0., 0, "ONLY");
1184 dx = kBBMRin + kBBBdz/2. + (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1185 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1186 gMC->Gspos("BBLB", 1, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1188 dx = kBBMRou - kBBBdz/2. - (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1189 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1191 gMC->Gspos("BBLB", 2, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1196 bpar[0] = (kBBMRou - kBBMRin) / 2. - kBBBdz;
1200 gMC->Gsvolu("BBRB", "BOX ", kSteel, bpar, 3);
1204 gMC->Gsvolu("BBRR", "BOX ", kAir, bpar, 3);
1205 gMC->Gspos("BBRR", 1, "BBRB", 0., 0., 0., 0, "ONLY");
1208 dx = (kBBMRou + kBBMRin) / 2.;
1209 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1210 dz = kBBMdz/2. - kBBBdz / 2.;
1212 gMC->Gspos("BBRB", 1, "BBCE", dx, dy, dz, idrotm[2052], "ONLY");
1213 gMC->Gspos("BBRB", 2, "BBCE", dx, dy, - dz, idrotm[2052], "ONLY");
1214 gMC->Gspos("BBRB", 3, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1221 bpar[1] = kBBMRin * TMath::Sin(10. * kDegrad);
1224 gMC->Gsvolu("BBC1", "BOX ", kSteel, bpar, 3);
1228 gMC->Gsvolu("BBC2", "BOX ", kAir, bpar, 3);
1229 gMC->Gspos("BBC2", 1, "BBC1", 0., 0., 0., 0, "ONLY");
1230 dx = kBBMRin + kBBBdz/2;
1232 gMC->Gspos("BBC1", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1233 gMC->Gspos("BBC1", 2, "BBCE", dx, dy, -dz, 0, "ONLY");
1236 bpar[1] = (kBBMRou - kBBBdz) * TMath::Sin(10. * kDegrad);
1239 gMC->Gsvolu("BBC3", "BOX ", kSteel, bpar, 3);
1243 gMC->Gsvolu("BBC4", "BOX ", kAir, bpar, 3);
1244 gMC->Gspos("BBC4", 1, "BBC3", 0., 0., 0., 0, "ONLY");
1245 dx = kBBMRou - kBBBdz/2;
1247 gMC->Gspos("BBC3", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1248 gMC->Gspos("BBC3", 2, "BBCE", dx, dy, - dz, 0, "ONLY");
1252 h = (kBBMRou - kBBMRin - 2. * kBBBdz);;
1254 dz = kBBMdz/2. - 1.6 * kBBBdz;
1257 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
1260 theta = kRaddeg * TMath::ACos(x);
1267 ptrap[5] = ptrap[4];
1269 ptrap[7] = ptrap[3];
1270 ptrap[8] = ptrap[4];
1271 ptrap[9] = ptrap[4];
1273 gMC->Gsvolu("BBD1", "TRAP", kSteel, ptrap, 11);
1274 ptrap[3] = d/2-kBBBdd;
1275 ptrap[4] = (d/2-kBBBdd)/x;
1276 ptrap[5] = ptrap[4];
1277 ptrap[7] = ptrap[3];
1278 ptrap[8] = ptrap[4];
1279 ptrap[9] = ptrap[4];
1280 gMC->Gsvolu("BBD3", "TRAP", kAir, ptrap, 11);
1281 gMC->Gspos("BBD3", 1, "BBD1", 0.0, 0.0, 0., 0, "ONLY");
1282 dx = (kBBMRou + kBBMRin) / 2.;
1283 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1284 gMC->Gspos("BBD1", 1, "BBCE", dx, dy, dz/2. + kBBBdz/2., idrotm[2052], "ONLY");
1292 ptrap[5] = ptrap[4];
1294 ptrap[7] = ptrap[3];
1295 ptrap[8] = ptrap[4];
1296 ptrap[9] = ptrap[4];
1298 gMC->Gsvolu("BBD2", "TRAP", kSteel, ptrap, 11);
1299 ptrap[3] = d/2-kBBBdd;
1300 ptrap[4] = (d/2-kBBBdd)/x;
1301 ptrap[5] = ptrap[4];
1302 ptrap[7] = ptrap[3];
1303 ptrap[8] = ptrap[4];
1304 ptrap[9] = ptrap[4];
1305 gMC->Gsvolu("BBD4", "TRAP", kAir, ptrap, 11);
1306 gMC->Gspos("BBD4", 1, "BBD2", 0.0, 0.0, 0., 0, "ONLY");
1307 dx = (kBBMRou + kBBMRin) / 2.;
1308 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1309 gMC->Gspos("BBD2", 1, "BBCE", dx, dy, -dz/2. - kBBBdz/2., idrotm[2052], "ONLY");
1312 gMC->Gspos("BBMO", 1, "ALIC", 0., 0., + 376. + kBBMdz / 2. + 0.5, 0, "ONLY");
1319 //___________________________________________
1320 void AliFRAMEv2::CreateMaterials()
1322 // Creates the materials
1323 Float_t epsil, stemax, tmaxfd, deemax, stmin;
1325 epsil = 1.e-4; // Tracking precision,
1326 stemax = -0.01; // Maximum displacement for multiple scat
1327 tmaxfd = -20.; // Maximum angle due to field deflection
1328 deemax = -.3; // Maximum fractional energy loss, DLS
1330 Int_t isxfld = gAlice->Field()->Integ();
1331 Float_t sxmgmx = gAlice->Field()->Max();
1334 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1335 Float_t zsteel[4] = { 26.,24.,28.,14. };
1336 Float_t wsteel[4] = { .715,.18,.1,.005 };
1340 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1341 Float_t zAir[4]={6.,7.,8.,18.};
1342 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1343 Float_t dAir = 1.20479E-3;
1345 AliMixture(65, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
1346 AliMixture(5, "AIR$ ", aAir, zAir, dAir,4, wAir);
1347 AliMaterial(9, "ALU ", 26.98, 13., 2.7, 8.9, 37.2);
1349 AliMedium(65, "Stainless Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1350 AliMedium( 5, "Air", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1351 AliMedium( 9, "Aluminum", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1355 //_____________________________________________________________________________
1356 void AliFRAMEv2::Init()
1359 // Initialise the module after the geometry has been defined
1361 if(AliLog::GetGlobalDebugLevel()>0) {
1362 printf("%s: **************************************"
1364 "**************************************\n",ClassName());
1365 printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName());
1366 printf("%s: **************************************"
1368 "**************************************\n",ClassName());
1371 // The reference volume id
1372 fRefVolumeId = gMC->VolId("BREF");
1375 Int_t AliFRAMEv2::IsVersion() const
1377 // Returns the version of the FRAME (1 if no holes, 0 otherwise)
1379 if (fHoles == 0) version = 1;
1383 void AliFRAMEv2::StepManager()
1386 // Stepmanager of AliFRAMEv2.cxx
1387 // Used for recording of reference tracks entering the spaceframe mother volume
1392 // Only charged tracks
1393 if( !(gMC->TrackCharge()) ) return;
1395 // Only tracks entering mother volume
1398 id=gMC->CurrentVolID(copy);
1400 if (id != fRefVolumeId) return;
1401 if(!gMC->IsTrackEntering()) return;
1403 // Add the reference track
1405 AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kFRAME);
1410 void AliFRAMEv2::MakeHeatScreen(char* name, Float_t dyP, Int_t rot1, Int_t rot2)
1412 // Heat screen panel
1414 Int_t *idtmed = fIdtmed->GetArray()-1999;
1415 const Int_t kAir = idtmed[2004];
1416 const Int_t kAlu = idtmed[2008];
1428 Float_t dxP = 2. * (287. * TMath::Sin(10.* TMath::Pi()/180.) - 2.);
1433 thshM[0] = dxP / 2.;
1434 thshM[1] = dyP / 2.;
1435 thshM[2] = dzP / 2.;
1436 sprintf(mname, "BTSH_%s", name);
1437 gMC->Gsvolu(mname, "BOX ", kAir, thshM, 3);
1441 sprintf(cname, "BTSHA_%s", name);
1442 gMC->Gsvolu(cname, "BOX ", kAlu, thshM, 3);
1443 gMC->Gspos(cname, 1, mname, 0., 0., -0.5, 0);
1449 thshT[2] = (dyP / 2. - 8.);
1451 sprintf(t1name, "BTSHT1_%s", name);
1452 gMC->Gsvolu(t1name, "TUBE", kAlu, thshT, 3);
1453 dx = - dxP / 2. + 8. - 0.5;
1454 gMC->Gspos(t1name, 1, mname, dx, 0., 0.05, rot1);
1456 sprintf(t2name, "BTSHT2_%s", name);
1457 sprintf(t3name, "BTSHT3_%s", name);
1458 sprintf(t4name, "BTSHT4_%s", name);
1459 sprintf(t5name, "BTSHT5_%s", name);
1460 thshT[2] = (thshM[1] - 12.);
1461 gMC->Gsvolu(t2name, "TUBE", kAlu, thshT, 3);
1463 gMC->Gsvolu(t3name, "TUBE", kAlu, thshT, 3);
1465 gMC->Gsvolu(t4name, "TUBE", kAlu, thshT, 3);
1469 for (Int_t i = 0; i < 5; i++) {
1473 Float_t dy1 = - (thshM[1] - 15.5) * sig;
1474 Float_t dy2 = - (thshM[1] - 7.5) * sig;
1476 gMC->Gspos(t2name, ipo++, mname, dx, dy, 0.05, rot1);
1478 gMC->Gspos(t2name, ipo++, mname, dx, dy, 0.05, rot1);
1480 gMC->Gspos(t3name, i+1, mname, dx - 3.45, dy1, 0.05, rot2);
1481 gMC->Gspos(t4name, i+1, mname, dx - 3.45, dy2, 0.05, rot2);
1484 gMC->Gspos(t1name, 2, mname, dx, 0., 0.05, rot1);
1485 gMC->Gspos(t3name, 6, mname, dx - 3.45, -(thshM[1] - 7.5), 0.05, rot2);