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 <TGeoCompositeShape.h>
26 #include <TGeoGlobalMagField.h>
27 #include <TGeoManager.h>
28 #include <TGeoMatrix.h>
32 #include <TVirtualMC.h>
34 #include "AliFRAMEv2.h"
40 #include "AliTrackReference.h"
45 //_____________________________________________________________________________
46 AliFRAMEv2::AliFRAMEv2():
52 //_____________________________________________________________________________
53 AliFRAMEv2::AliFRAMEv2(const char *name, const char *title)
54 : AliFRAME(name,title),
60 //___________________________________________
61 void AliFRAMEv2::CreateGeometry()
65 <img src="picts/frame.gif">
72 <img src="picts/tree_frame.gif">
80 AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0);
82 AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0);
83 AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0);
84 AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0);
86 AliMatrix(idrotm[2086], 90.0, 0.0, 90.0, 90., 0.0, 0.0);
87 AliMatrix(idrotm[2087], 90.0, 180.0, 90.0, 270., 0.0, 0.0);
88 AliMatrix(idrotm[2088], 90.0, 90.0, 90.0, 180., 0.0, 0.0);
89 AliMatrix(idrotm[2089], 90.0, 90.0, 90.0, 0., 0.0, 0.0);
91 AliMatrix(idrotm[2090], 90.0, 0.0, 0.0, 0., 90.0, 90.0);
92 AliMatrix(idrotm[2091], 0.0, 0.0, 90.0, 90., 90.0, 0.0);
94 // Matrices have been imported from Euclid. Some simplification
98 AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0);
99 AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0);
100 AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0);
101 AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0);
102 AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0);
103 AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0);
104 AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0);
105 AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0);
106 AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0);
107 AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0);
108 AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0);
109 AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0);
110 AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0);
111 AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0);
112 AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0);
113 AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0);
115 AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0);
116 AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0);
117 AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0);
118 AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0);
119 AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0);
120 AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0);
121 AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0);
122 AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0);
124 AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0);
125 AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0);
126 AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0);
127 AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0);
128 AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0);
129 AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0);
130 AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0);
133 Int_t *idtmed = fIdtmed->GetArray()-1999;
138 Float_t pbox[3], ptrap[11], ptrd1[4], ppgon[10];
145 const Float_t kEps = 0.01;
146 const Int_t kAir = idtmed[2004];
147 const Int_t kSteel = idtmed[2064];
149 const Float_t krad2deg = 180. / TMath::Pi();
150 const Float_t kdeg2rad = 1. / krad2deg;
152 Float_t iFrH = 118.66; // Height of inner frame
153 Float_t ringH = 6.00; // Height of the ring bars
154 Float_t ringW = 10.00; // Width of the ring bars in z
155 Float_t longH = 6.00;
156 Float_t longW = 4.00;
158 Float_t dymodU[3] = {70.0, 224.0, 340.2};
159 Float_t dymodL[3] = {50.0, 175.0, 297.5};
163 // Frame mother volume
165 TGeoPgon* shB77A = new TGeoPgon(0., 360., 18, 2);
166 shB77A->SetName("shB77A");
167 shB77A->DefineSection( 0, -376., 280., 415.7);
168 shB77A->DefineSection( 1, 376., 280., 415.7);
169 TGeoBBox* shB77B = new TGeoBBox(3.42, 2., 375.5);
170 shB77B->SetName("shB77B");
171 TGeoTranslation* trB77A = new TGeoTranslation("trB77A", +283.32, 0., 0.);
172 TGeoTranslation* trB77B = new TGeoTranslation("trB77B", -283.32, 0., 0.);
173 trB77A->RegisterYourself();
174 trB77B->RegisterYourself();
175 TGeoCompositeShape* shB77 = new TGeoCompositeShape("shB77", "shB77A+shB77B:trB77A+shB77B:trB77B");
176 TGeoVolume* voB77 = new TGeoVolume("B077", shB77, gGeoManager->GetMedium("FRAME_Air"));
177 voB77->SetName("B077"); // just to avoid a warning
178 gMC->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY");
180 // Reference plane #1 for TRD
181 TGeoPgon* shBREFA = new TGeoPgon(0.0, 360., 18, 2);
182 shBREFA->DefineSection( 0, -376., 280., 280.1);
183 shBREFA->DefineSection( 1, 376., 280., 280.1);
184 shBREFA->SetName("shBREFA");
185 TGeoCompositeShape* shBREF1 = new TGeoCompositeShape("shBREF1", "shBREFA-(shB77B:trB77A+shB77B:trB77B)");
186 TGeoVolume* voBREF = new TGeoVolume("BREF1", shBREF1, gGeoManager->GetMedium("FRAME_Air"));
187 voBREF->SetVisibility(0);
188 gMC->Gspos("BREF1", 1, "B077", 0., 0., 0., 0, "ONLY");
209 ppgon[7] = -ppgon[4];
212 gMC->Gsvolu("B076", "PGON", kAir, ppgon, 10);
213 gMC->Gspos("B076", 1, "B077", 0., 0., 0., 0, "ONLY");
217 dz = 2. * 410.2 * TMath::Sin(10.*kdeg2rad) - 2. *dol * TMath::Cos(10.*kdeg2rad)- 2. * doh * TMath::Tan(10.*kdeg2rad);
219 Float_t l2 = dz/2.+2.*doh*TMath::Tan(10.*kdeg2rad);
222 TGeoVolumeAssembly* asBI42 = new TGeoVolumeAssembly("BI42");
224 ptrd1[0] = l2 - 0.6 * TMath::Tan(10.*kdeg2rad);
228 gMC->Gsvolu("BIH142", "TRD1", kSteel, ptrd1, 4);
230 ptrd1[1] = l1 + 0.6 * TMath::Tan(10.*kdeg2rad);
233 gMC->Gsvolu("BIH242", "TRD1", kSteel, ptrd1, 4);
236 ptrd1[0] = l1 + 0.6 * TMath::Tan(10.*kdeg2rad);
237 ptrd1[1] = l2 - 0.6 * TMath::Tan(10.*kdeg2rad);
240 gMC->Gsvolu("BIV42", "TRD1", kSteel, ptrd1, 4);
242 asBI42->AddNode(gGeoManager->GetVolume("BIV42"), 1, new TGeoTranslation(0., 0., 0.));
243 asBI42->AddNode(gGeoManager->GetVolume("BIH142"), 1, new TGeoTranslation(0., 0., 3.7));
244 asBI42->AddNode(gGeoManager->GetVolume("BIH242"), 1, new TGeoTranslation(0., 0., -3.7));
253 gMC->Gsvolu("B033", "BOX", kSteel, pbox, 3);
256 gMC->Gsvolu("B034", "BOX", kAir, pbox, 3);
257 gMC->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY");
266 gMC->Gsvolu("B080", "BOX", kSteel, pbox, 3);
270 gMC->Gsvolu("B081", "BOX", kAir, pbox, 3);
271 gMC->Gspos("B081", 1, "B080", 0., 0., 0., 0, "ONLY");
273 // Small 2nd reference plane elemenet
277 gMC->Gsvolu("BREF2", "BOX", kAir, pbox, 3);
278 gMC->Gspos("BREF2", 1, "B080", 3.37 - 0.05, 0., 0., 0, "ONLY");
280 gMC->Gspos("B080", 1, "B077", 283.3, 0., 0., 0, "ONLY");
281 gMC->Gspos("B080", 2, "B077", -283.3, 0., 0., idrotm[2087], "ONLY");
287 Float_t h, d, dq, x, theta;
289 h = (dymodU[1]-dymodU[0]-2.*dol)*.999;
293 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
296 theta = krad2deg * TMath::ACos(x);
310 gMC->Gsvolu("B047", "TRAP", kSteel, ptrap, 11);
312 ptrap[4] = (dol-ds)/x;
317 gMC->Gsvolu("B048", "TRAP", kAir, ptrap, 11);
318 gMC->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY");
327 h = (2.*dymodU[0]-2.*dol)*.999;
334 gMC->Gsvolu("BM49", "BOX ", kAir, pbox, 3);
338 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
339 theta = krad2deg * TMath::ACos(x);
341 ptrap[0] = dz/2.-kEps;
351 gMC->Gsvolu("B049", "TRAP", kSteel, ptrap, 11);
352 ptrap[0] = ptrap[0]-kEps;
354 ptrap[4] = (dol-ds)/x;
359 gMC->Gsvolu("B050", "TRAP", kAir, ptrap, 11);
360 gMC->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY");
361 gMC->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY");
364 Float_t dd1 = d*TMath::Tan(theta*kdeg2rad);
365 Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad);
366 Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.);
370 ptrap[1] = theta2*krad2deg;
373 ptrap[4] = (dz/2./x-dd1-dd2)/2.;
381 gMC->Gsvolu("B051", "TRAP", kSteel, ptrap, 11);
382 Float_t ddx0 = ptrap[8];
384 Float_t dd1s = dd1*(1.-2.*ds/d);
385 Float_t dd2s = dd2*(1.-2.*ds/d);
386 Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.);
390 ptrap[1] = theta2s*krad2deg;
393 ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2);
397 ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2);
400 gMC->Gsvolu("B052", "TRAP", kAir, ptrap, 11);
401 gMC->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY");
403 Float_t ddx, ddz, drx, drz, rtheta;
405 AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0);
406 rtheta = (90.-theta)*kdeg2rad;
407 ddx = -ddx0-dol*TMath::Tan(theta2);
410 drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0];
411 drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2];
412 gMC->Gspos("B051", 1, "BM49",
414 idrotm[2001], "ONLY");
416 AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0);
417 rtheta = (270.-theta)*kdeg2rad;
419 drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0];
420 drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2];
421 gMC->Gspos("B051", 2, "BM49",
423 idrotm[2002], "ONLY");
428 h = ((dymodU[2]-dymodU[1])-2.*dol)*.999;
430 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
431 theta = krad2deg * TMath::ACos(x);
442 gMC->Gsvolu("B045", "TRAP", kSteel, ptrap, 11);
444 ptrap[4] = (dol-ds)/x;
449 gMC->Gsvolu("B046", "TRAP", kAir, ptrap, 11);
450 gMC->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY");
453 // Positioning of diagonal bars
456 dz = (dymodU[1]+dymodU[0])/2.;
457 Float_t dz2 = (dymodU[1]+dymodU[2])/2.;
463 dx = rd * TMath::Sin(phi*kdeg2rad);
464 dy = rd * TMath::Cos(phi*kdeg2rad);
467 gMC->Gspos("B045", 1, "B076", -dx, dy, dz2, idrotm[2019], "ONLY");
468 gMC->Gspos("B045", 2, "B076", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ?
469 gMC->Gspos("B045", 3, "B076", dx, dy, dz2, idrotm[2020], "ONLY");
470 gMC->Gspos("B045", 4, "B076", dx, dy, -dz2, idrotm[2027], "ONLY");
478 dx = rd * TMath::Sin(phi*kdeg2rad);
479 dy = rd * TMath::Cos(phi*kdeg2rad);
481 gMC->Gspos("B045", 5, "B076", -dx, dy, dz2, idrotm[2021], "ONLY");
482 gMC->Gspos("B045", 6, "B076", -dx, dy, -dz2, idrotm[2028], "ONLY");
483 gMC->Gspos("B045", 7, "B076", dx, dy, dz2, idrotm[2022], "ONLY");
484 gMC->Gspos("B045", 8, "B076", dx, dy, -dz2, idrotm[2029], "ONLY");
491 dx = rd * TMath::Sin(phi*kdeg2rad);
492 dy = rd * TMath::Cos(phi*kdeg2rad);
494 gMC->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY");
495 gMC->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "ONLY");
496 gMC->Gspos("B047", 15, "B076", dx, -dy, dz, idrotm[2012], "ONLY");
497 gMC->Gspos("B047", 16, "B076", dx, -dy, -dz, idrotm[2011], "ONLY");
499 gMC->Gspos("B045", 9, "B076", -dx, dy, dz2, idrotm[2023], "ONLY");
500 gMC->Gspos("B045", 10, "B076", -dx, dy, -dz2, idrotm[2031], "ONLY");
501 gMC->Gspos("B045", 11, "B076", dx, dy, dz2, idrotm[2026], "ONLY");
502 gMC->Gspos("B045", 12, "B076", dx, dy, -dz2, idrotm[2030], "ONLY");
504 gMC->Gspos("B045", 13, "B076", -dx, -dy, dz2, idrotm[2024], "ONLY");
505 gMC->Gspos("B045", 14, "B076", -dx, -dy, -dz2, idrotm[2032], "ONLY");
506 gMC->Gspos("B045", 15, "B076", dx, -dy, dz2, idrotm[2025], "ONLY");
507 gMC->Gspos("B045", 16, "B076", dx, -dy, -dz2, idrotm[2033], "ONLY");
509 gMC->Gspos("BM49", 7, "B076", dx, -dy, 0., idrotm[2025], "ONLY");
510 gMC->Gspos("BM49", 8, "B076", -dx, -dy, 0., idrotm[2024], "ONLY");
513 // The internal frame
523 ptrd1[3] = iFrH / 2.;
526 Float_t rout1 = 405.5;
527 Float_t rout2 = 411.55;
530 for (i = 0; i < 18; i++) {
535 if (mod > 17) mod -= 18;
536 sprintf(name, "BSEGMO%d", mod);
537 gMC->Gsvolu(name, "TRD1", kAir, ptrd1, 4);
538 gGeoManager->GetVolume(name)->SetVisibility(kFALSE);
542 Float_t phi1 = i * 20.;
543 Float_t phi2 = 270 + phi1;
544 if (phi2 >= 360.) phi2 -= 360.;
546 dx = TMath::Sin(phi1*kdeg2rad)*r;
547 dy = -TMath::Cos(phi1*kdeg2rad)*r;
550 sprintf(nameR, "B43_Rot_%d", i);
551 TGeoRotation* rot = new TGeoRotation(nameR, 90.0, phi1, 0., 0., 90., phi2);
552 AliMatrix(idrotm[2034+i], 90.0, phi1, 0., 0., 90., phi2);
553 TGeoVolume* vol77 = gGeoManager->GetVolume("B077");
554 TGeoVolume* volS = gGeoManager->GetVolume(name);
555 vol77->AddNode(volS, 1, new TGeoCombiTrans(dx, dy, 0., rot));
558 // Position elements of outer Frame
560 dx = TMath::Sin(phi1*kdeg2rad)*rout1;
561 dy = -TMath::Cos(phi1*kdeg2rad)*rout1;
562 for (j = 0; j < 3; j++)
565 TGeoVolume* vol = gGeoManager->GetVolume("B076");
566 vol->AddNode(asBI42, 6*i+2*j+1, new TGeoCombiTrans(dx, dy, dz, rot));
567 vol->AddNode(asBI42, 6*i+2*j+2, new TGeoCombiTrans(dx, dy, -dz, rot));
572 AliMatrix(idrotm[2052+i], 90.0, phi1, 90., phi2, 0., 0.);
574 dx = TMath::Sin(phi1*kdeg2rad)*rout2;
575 dy = -TMath::Cos(phi1*kdeg2rad)*rout2;
576 gMC->Gspos("B033", i+1, "B076", dx, dy, 0., idrotm[2052+i], "ONLY");
579 // Internal Frame rings
582 // 60x60x5x6 for inner rings (I-beam)
583 // 100x60x5 for front and rear rings
586 ptrd1[0] = 287. * TMath::Sin(10.* kdeg2rad) - 2.1;
587 ptrd1[1] = 293. * TMath::Sin(10.* kdeg2rad) - 2.1;
591 gMC->Gsvolu("B072", "TRD1", kSteel, ptrd1, 4);
593 ptrd1[0] = 287.5 * TMath::Sin(10. * kdeg2rad) - 2.1;
594 ptrd1[1] = 292.5 * TMath::Sin(10. * kdeg2rad) - 2.1;
595 ptrd1[2] = ringW / 2. - 0.5;
596 ptrd1[3] = ringH / 2. - 0.5;
598 gMC->Gsvolu("B073", "TRD1", kAir, ptrd1, 4);
599 gMC->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY");
603 TGeoVolumeAssembly* asBI72 = new TGeoVolumeAssembly("BI72");
605 ptrd1[0] = 292.5 * TMath::Sin(10.* kdeg2rad) - 2.1;
606 ptrd1[1] = 293.0 * TMath::Sin(10.* kdeg2rad) - 2.1;
609 gMC->Gsvolu("BIH172", "TRD1", kSteel, ptrd1, 4);
610 ptrd1[0] = 287.0 * TMath::Sin(10.* kdeg2rad) - 2.1;
611 ptrd1[1] = 287.5 * TMath::Sin(10.* kdeg2rad) - 2.1;
614 gMC->Gsvolu("BIH272", "TRD1", kSteel, ptrd1, 4);
617 ptrd1[0] = 287.5 * TMath::Sin(10.* kdeg2rad) - 2.1;
618 ptrd1[1] = 292.5 * TMath::Sin(10.* kdeg2rad) - 2.1;
621 gMC->Gsvolu("BIV72", "TRD1", kSteel, ptrd1, 4);
623 asBI72->AddNode(gGeoManager->GetVolume("BIV72"), 1, new TGeoTranslation(0., 0., 0.));
624 asBI72->AddNode(gGeoManager->GetVolume("BIH172"), 1, new TGeoTranslation(0., 0., 2.75));
625 asBI72->AddNode(gGeoManager->GetVolume("BIH272"), 1, new TGeoTranslation(0., 0., -2.75));
627 // Web frame 0-degree
629 // h x w x s = 60x40x5
630 // (attention: element is are half bars, "U" shaped)
632 Float_t dHz = 112.66;
634 WebFrame("B063", dHz, 10.0, 10.);
635 WebFrame("B063I", dHz, 10.0, -10.);
637 WebFrame("B163", dHz, -40.0, 10.);
638 WebFrame("B163I", dHz, -40.0, -10.);
640 WebFrame("B263", dHz, 20.0, 10.);
641 WebFrame("B263I", dHz, 20.0, -10.);
643 WebFrame("B363", dHz, -27.1, 10.);
644 WebFrame("B363I", dHz, -27.1, -10.);
646 WebFrame("B463", dHz, 18.4, 10.);
647 WebFrame("B463I", dHz, 18.4, -10.);
650 dz = -iFrH/2.+ringH/2.+kEps;
652 Float_t dx0 = 49.8 + dHz/2. * TMath::Tan(10. * kdeg2rad) + 0.035;
654 for (jmod = 0; jmod< 18; jmod++)
657 for (i = 0; i < 3; i++) {
658 // if ((i == 2) || (jmod ==0) || (jmod == 8)) {
660 gMC->Gspos("B072", 6*jmod+i+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY");
661 gMC->Gspos("B072", 6*jmod+i+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY");
663 TGeoVolume* vol = gGeoManager->GetVolume(module[jmod]);
664 vol->AddNode(asBI72, 6*jmod+i+1, new TGeoTranslation(0, dymodL[i], dz));
665 vol->AddNode(asBI72, 6*jmod+i+4, new TGeoTranslation(0, -dymodL[i], dz));
670 // outer diagonal web
672 dy = dymodL[0] + (dHz/2. - 4.) * TMath::Tan(10. * kdeg2rad);
674 for (jmod = 0; jmod < 18; jmod++) {
675 gMC->Gspos("B063", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2086], "ONLY");
676 gMC->Gspos("B063I", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2087], "ONLY");
677 gMC->Gspos("B063", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
678 gMC->Gspos("B063I", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
681 dy = 73.6 + (dHz/2. + 4.) * TMath::Tan(40. * kdeg2rad);
683 for (jmod = 0; jmod < 18; jmod++) {
684 gMC->Gspos("B163", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2086], "ONLY");
685 gMC->Gspos("B163I", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2087], "ONLY");
686 gMC->Gspos("B163", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
687 gMC->Gspos("B163I", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
690 dy = 224.5 - (dHz/2 + 4.) * TMath::Tan(20. * kdeg2rad);
692 for (jmod = 0; jmod < 18; jmod++) {
693 gMC->Gspos("B263", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2086], "ONLY");
694 gMC->Gspos("B263I", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2087], "ONLY");
695 gMC->Gspos("B263", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
696 gMC->Gspos("B263I", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
699 dy = 231.4 + (dHz/2.+ 4.) * TMath::Tan(27.1 * kdeg2rad);
701 for (jmod = 0; jmod < 18; jmod++) {
702 gMC->Gspos("B363", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2086], "ONLY");
703 gMC->Gspos("B363I", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2087], "ONLY");
704 gMC->Gspos("B363", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
705 gMC->Gspos("B363I", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
708 dy = 340.2 - (dHz/2.+ 4.) * TMath::Tan(18.4 * kdeg2rad);
710 for (jmod = 0; jmod < 18; jmod++) {
711 gMC->Gspos("B463", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2086], "ONLY");
712 gMC->Gspos("B463I", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2087], "ONLY");
713 gMC->Gspos("B463", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
714 gMC->Gspos("B463I", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
717 // longitudinal bars (TPC rails attached)
719 // h x w x s = 100 x 75 x 6
721 // Attention: 2 "U" shaped half rods per cell
736 // gMC->Gsvolu("B059", "TRAP", kSteel, ptrap, 11);
743 //gMC->Gsvolu("B062", "TRAP", kAir, ptrap, 11);
744 //gMC->Gspos("B062", 1, "B059", 0.0, 0., 0., 0, "ONLY");
747 // longitudinal bars (no TPC rails attached)
748 // new specs: h x w x s = 40 x 60 x 5
759 gMC->Gsvolu("BA59", "TRAP", kSteel, ptrap, 11);
760 ptrap[0] = longW/4.-0.25;
761 ptrap[4] = longH/2.-0.50;
766 gMC->Gsvolu("BA62", "TRAP", kAir, ptrap, 11);
767 gMC->Gspos("BA62", 1, "BA59", 0.0, 0.0, -0.15, 0, "ONLY");
769 dz = -iFrH/2. + longH/2.;
771 for (jmod = 0; jmod < 18; jmod++) {
772 gMC->Gspos("BA59", 2*jmod+1, module[jmod], 49.31, 0.0, dz, idrotm[2084], "ONLY");
773 gMC->Gspos("BA59", 2*jmod+2, module[jmod], -49.31, 0.0, dz, idrotm[2083], "ONLY");
782 MakeHeatScreen("M", dyM, idrotm[2090], idrotm[2091]);
783 Float_t dyAM = 119.5;
784 MakeHeatScreen("AM", dyAM, idrotm[2090], idrotm[2091]);
785 Float_t dyA = 122.5 - 5.5;
786 MakeHeatScreen("A" , dyA, idrotm[2090], idrotm[2091]);
792 for (i = 0; i < 18; i++) {
795 sprintf(nameMo, "BSEGMO%d",i);
797 gMC->Gspos("BTSH_M" , i+1 , nameMo, 0., 0., dz, 0, "ONLY");
799 dy = dymodL[0] + dyAM / 2. + 3.;
800 gMC->Gspos("BTSH_AM", i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
801 gMC->Gspos("BTSH_AM", i+19, nameMo, 0., -dy, dz, 0, "ONLY");
803 dy = dymodL[1] + dyA / 2 + 0.4;
804 gMC->Gspos("BTSH_A" , i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
805 gMC->Gspos("BTSH_A" , i+19, nameMo, 0., -dy, dz, 0, "ONLY");
810 // TRD mother volumes
813 ptrd1[0] = 47.4405; // CBL 28/6/2006
814 ptrd1[1] = 61.1765; // CBL
815 ptrd1[2] = 375.5; // CBL
816 ptrd1[3] = 38.95; // CBL
818 for (i = 0; i < 18; i++) {
820 sprintf(nameCh, "BTRD%d",i);
822 sprintf(nameMo, "BSEGMO%d",i);
823 gMC->Gsvolu(nameCh, "TRD1", kAir, ptrd1, 4);
824 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
825 gMC->Gspos(nameCh, 1, nameMo, 0., 0., -12.62, 0, "ONLY"); // CBL 28/6/2006
829 // TOF mother volumes
834 ptrd1[3] = 14.525; //AdC
835 for (i = 0; i < 18; i++) {
837 sprintf(nameCh, "BTOF%d",i);
839 sprintf(nameMo, "BSEGMO%d",i);
840 gMC->Gsvolu(nameCh, "TRD1", kAir, ptrd1, 4);
841 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
842 gMC->Gspos(nameCh, 1, nameMo, 0., 0., 43.525, 0, "ONLY"); //AdC
846 // Geometry of Rails starts here
850 // Rails for space-frame
857 gMC->Gsvolu("BRS1", "BOX", kAir, rbox, 3);
861 gMC->Gsvolu("BRS2", "BOX", kSteel, rbox, 3);
865 gMC->Gsvolu("BRS3", "BOX", kSteel, rbox, 3);
867 gMC->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY");
868 gMC->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY");
869 gMC->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY");
870 gMC->Gspos("BRS1", 1, "ALIC", -430.-3., -190., 0., 0, "ONLY");
871 gMC->Gspos("BRS1", 2, "ALIC", 430.+3., -190., 0., 0, "ONLY");
876 gMC->Gsvolu("BRS4", "BOX", kSteel, rbox, 3);
878 gMC->Gspos("BRS4", 1, "ALIC", 430.+3., -190.+55./2.+rbox[1], 224., 0, "ONLY");
879 gMC->Gspos("BRS4", 2, "ALIC", 430.+3., -190.+55./2.+rbox[1], -224., 0, "ONLY");
880 // gMC->Gspos("BRS4", 3, "ALIC", -430.+3, -180.+55./2.+rbox[1], 224., 0, "ONLY");
881 // gMC->Gspos("BRS4", 4, "ALIC", -430.+3, -180.+55./2.+rbox[1], -224., 0, "ONLY");
889 Float_t kBFMRin = 270.0;
891 Float_t kBFMRou = 417.5;
893 Float_t kBFMdz = 118.0;
897 Float_t kBFRdr = 7.5;
898 Float_t kBFRdz = 8.0;
904 Float_t kBFBdd = 0.6;
911 tpar[2] = kBFMdz / 2.;
912 gMC->Gsvolu("BFMO", "TUBE", kAir, tpar, 3);
914 // CBL ////////////////////////////////////////////////////////
919 ptrd1[0] = 47.4405 - 0.3;
920 ptrd1[1] = 61.1765 - 0.3;
921 ptrd1[2] = kBFMdz / 2.;
923 gMC->Gsvolu("BFTRD", "TRD1", kAir, ptrd1, 4);
924 gGeoManager->GetVolume("BFTRD")->SetVisibility(kFALSE);
926 for (i = 0; i < 18; i++) {
928 Float_t phiBF = i * 20.0;
929 dx = TMath::Sin(phiBF*kdeg2rad)*(342.0-12.62);
930 dy = -TMath::Cos(phiBF*kdeg2rad)*(342.0-12.62);
931 gMC->Gspos("BFTRD",i,"BFMO",dx,dy,0.0,idrotm[2034+i],"ONLY");
935 // CBL ////////////////////////////////////////////////////////
941 tpar[1] = tpar[0] + kBFRdr;
942 tpar[2] = kBFRdz / 2.;
944 gMC->Gsvolu("BFIR", "TUBE", kSteel, tpar, 3);
946 tpar[0] = tpar[0] + kBFBdd;
947 tpar[1] = tpar[1] - kBFBdd;
948 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
950 gMC->Gsvolu("BFII", "TUBE", kAir, tpar, 3);
951 gMC->Gspos("BFII", 1, "BFIR", 0., 0., 0., 0, "ONLY");
955 tpar[0] = kBFMRou - kBFRdr + 0.1;
957 tpar[2] = kBFRdz / 2.;
959 gMC->Gsvolu("BFOR", "TUBE", kSteel, tpar, 3);
961 tpar[0] = tpar[0] + kBFBdd;
962 tpar[1] = tpar[1] - kBFBdd;
963 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
965 gMC->Gsvolu("BFOO", "TUBE", kAir, tpar, 3);
966 gMC->Gspos("BFOO", 1, "BFOR", 0., 0., 0., 0, "ONLY");
969 dz = kBFMdz/2. - kBFRdz / 2.;
970 gMC->Gspos("BFIR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
971 gMC->Gspos("BFIR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
972 gMC->Gspos("BFOR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
973 gMC->Gspos("BFOR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
982 bpar[2] = kBFMdz/2. - kBFBd;
983 gMC->Gsvolu("BFLB", "BOX ", kSteel, bpar, 3);
985 bpar[0] = bpar[0] - kBFBdd;
986 bpar[1] = bpar[1] - kBFBdd;
987 bpar[2] = bpar[2] - kBFBdd;
988 gMC->Gsvolu("BFLL", "BOX ", kAir, bpar, 3);
989 gMC->Gspos("BFLL", 1, "BFLB", 0., 0., 0., 0, "ONLY");
991 for (i = 0; i < 18; i++)
993 Float_t ro = kBFMRou - kBFBd / 2. - 0.02;
994 Float_t ri = kBFMRin + kBFBd / 2.;
996 Float_t phi0 = Float_t(i) * 20.;
998 Float_t xb = ri * TMath::Cos(phi0 * kDegrad);
999 Float_t yb = ri * TMath::Sin(phi0 * kDegrad);
1000 AliMatrix(idrotm[2090+i], 90.0, phi0, 90.0, phi0 + 270., 0., 0.);
1002 gMC->Gspos("BFLB", i + 1, "BFMO", xb, yb, 0., idrotm[2090 + i], "ONLY");
1004 xb = ro * TMath::Cos(phi0 * kDegrad);
1005 yb = ro * TMath::Sin(phi0 * kDegrad);
1007 gMC->Gspos("BFLB", i + 19, "BFMO", xb, yb, 0., idrotm[2090 +i], "ONLY");
1013 bpar[0] = (kBFMRou - kBFMRin - 2. * kBFRdr) / 2.;
1017 // Avoid overlap with circle
1018 Float_t rr = kBFMRou - kBFRdr;
1019 Float_t delta = rr - TMath::Sqrt(rr * rr - kBFBd * kBFBd / 4.) + 0.01;
1020 bpar[0] -= delta /2.;
1023 gMC->Gsvolu("BFRB", "BOX ", kSteel, bpar, 3);
1025 bpar[0] = bpar[0] - kBFBdd;
1026 bpar[1] = bpar[1] - kBFBdd;
1027 bpar[2] = bpar[2] - kBFBdd;
1028 gMC->Gsvolu("BFRR", "BOX ", kAir, bpar, 3);
1029 gMC->Gspos("BFRR", 1, "BFRB", 0., 0., 0., 0, "ONLY");
1031 Int_t iphi[10] = {0, 1, 3, 6, 8, 9, 10, 12, 15, 17};
1033 for (i = 0; i < 10; i++)
1036 Float_t rb = (kBFMRin + kBFMRou)/2.;
1037 Float_t phib = Float_t(iphi[i]) * 20.;
1039 Float_t xb = rb * TMath::Cos(phib * kDegrad);
1040 Float_t yb = rb * TMath::Sin(phib * kDegrad);
1042 gMC->Gspos("BFRB", i + 1, "BFMO", xb, yb, dz, idrotm[2034 + iphi[i]], "ONLY");
1043 gMC->Gspos("BFRB", i + 11, "BFMO", xb, yb, -dz, idrotm[2034 + iphi[i]], "ONLY");
1047 gMC->Gspos("BFMO", i + 19, "ALIC", 0, 0, - 376. - kBFMdz/2. - 0.5 , 0, "ONLY");
1058 Float_t kBBMRin = 278.0;
1060 Float_t kBBMRou = 410.5;
1062 Float_t kBBMdz = 223.0;
1063 Float_t kBBBdz = 6.0;
1064 Float_t kBBBdd = 0.6;
1067 // The Mother volume
1074 ppgon[4] = -kBBMdz / 2. ;
1078 ppgon[7] = -ppgon[4];
1079 ppgon[8] = ppgon[5];
1080 ppgon[9] = ppgon[6];
1082 gMC->Gsvolu("BBMO", "PGON", kAir, ppgon, 10);
1083 gMC->Gsdvn("BBCE", "BBMO", 18, 2);
1085 // CBL ////////////////////////////////////////////////////////
1087 // TRD mother volume
1090 AliMatrix(idrotm[2092], 90.0, 90.0, 0.0, 0.0, 90.0, 0.0);
1092 ptrd1[0] = 47.4405 - 2.5;
1093 ptrd1[1] = 61.1765 - 2.5;
1094 ptrd1[2] = kBBMdz / 2.;
1096 gMC->Gsvolu("BBTRD", "TRD1", kAir, ptrd1, 4);
1097 gGeoManager->GetVolume("BBTRD")->SetVisibility(kFALSE);
1098 gMC->Gspos("BBTRD", 1, "BBCE", 342.0-12.62, 0.0, 0.0, idrotm[2092], "ONLY");
1100 // CBL ////////////////////////////////////////////////////////
1102 // Longitudinal bars
1103 bpar[0] = kBBBdz/2.;
1105 bpar[2] = kBBMdz/2. - kBBBdz;
1106 gMC->Gsvolu("BBLB", "BOX ", kSteel, bpar, 3);
1110 gMC->Gsvolu("BBLL", "BOX ", kAir, bpar, 3);
1111 gMC->Gspos("BBLL", 1, "BBLB", 0., 0., 0., 0, "ONLY");
1113 dx = kBBMRin + kBBBdz/2. + (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1114 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1115 gMC->Gspos("BBLB", 1, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1117 dx = kBBMRou - kBBBdz/2. - (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1118 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1120 gMC->Gspos("BBLB", 2, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1125 bpar[0] = (kBBMRou - kBBMRin) / 2. - kBBBdz;
1129 gMC->Gsvolu("BBRB", "BOX ", kSteel, bpar, 3);
1133 gMC->Gsvolu("BBRR", "BOX ", kAir, bpar, 3);
1134 gMC->Gspos("BBRR", 1, "BBRB", 0., 0., 0., 0, "ONLY");
1137 dx = (kBBMRou + kBBMRin) / 2.;
1138 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1139 dz = kBBMdz/2. - kBBBdz / 2.;
1141 gMC->Gspos("BBRB", 1, "BBCE", dx, dy, dz, idrotm[2052], "ONLY");
1142 gMC->Gspos("BBRB", 2, "BBCE", dx, dy, - dz, idrotm[2052], "ONLY");
1143 gMC->Gspos("BBRB", 3, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1150 bpar[1] = kBBMRin * TMath::Sin(10. * kDegrad);
1153 gMC->Gsvolu("BBC1", "BOX ", kSteel, bpar, 3);
1157 gMC->Gsvolu("BBC2", "BOX ", kAir, bpar, 3);
1158 gMC->Gspos("BBC2", 1, "BBC1", 0., 0., 0., 0, "ONLY");
1159 dx = kBBMRin + kBBBdz/2;
1161 gMC->Gspos("BBC1", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1162 gMC->Gspos("BBC1", 2, "BBCE", dx, dy, -dz, 0, "ONLY");
1165 bpar[1] = (kBBMRou - kBBBdz) * TMath::Sin(10. * kDegrad);
1168 gMC->Gsvolu("BBC3", "BOX ", kSteel, bpar, 3);
1172 gMC->Gsvolu("BBC4", "BOX ", kAir, bpar, 3);
1173 gMC->Gspos("BBC4", 1, "BBC3", 0., 0., 0., 0, "ONLY");
1174 dx = kBBMRou - kBBBdz/2;
1176 gMC->Gspos("BBC3", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1177 gMC->Gspos("BBC3", 2, "BBCE", dx, dy, - dz, 0, "ONLY");
1181 h = (kBBMRou - kBBMRin - 2. * kBBBdz);;
1183 dz = kBBMdz/2. - 1.6 * kBBBdz;
1186 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
1189 theta = kRaddeg * TMath::ACos(x);
1196 ptrap[5] = ptrap[4];
1198 ptrap[7] = ptrap[3];
1199 ptrap[8] = ptrap[4];
1200 ptrap[9] = ptrap[4];
1202 gMC->Gsvolu("BBD1", "TRAP", kSteel, ptrap, 11);
1203 ptrap[3] = d/2-kBBBdd;
1204 ptrap[4] = (d/2-kBBBdd)/x;
1205 ptrap[5] = ptrap[4];
1206 ptrap[7] = ptrap[3];
1207 ptrap[8] = ptrap[4];
1208 ptrap[9] = ptrap[4];
1209 gMC->Gsvolu("BBD3", "TRAP", kAir, ptrap, 11);
1210 gMC->Gspos("BBD3", 1, "BBD1", 0.0, 0.0, 0., 0, "ONLY");
1211 dx = (kBBMRou + kBBMRin) / 2.;
1212 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1213 gMC->Gspos("BBD1", 1, "BBCE", dx, dy, dz/2. + kBBBdz/2., idrotm[2052], "ONLY");
1221 ptrap[5] = ptrap[4];
1223 ptrap[7] = ptrap[3];
1224 ptrap[8] = ptrap[4];
1225 ptrap[9] = ptrap[4];
1227 gMC->Gsvolu("BBD2", "TRAP", kSteel, ptrap, 11);
1228 ptrap[3] = d/2-kBBBdd;
1229 ptrap[4] = (d/2-kBBBdd)/x;
1230 ptrap[5] = ptrap[4];
1231 ptrap[7] = ptrap[3];
1232 ptrap[8] = ptrap[4];
1233 ptrap[9] = ptrap[4];
1234 gMC->Gsvolu("BBD4", "TRAP", kAir, ptrap, 11);
1235 gMC->Gspos("BBD4", 1, "BBD2", 0.0, 0.0, 0., 0, "ONLY");
1236 dx = (kBBMRou + kBBMRin) / 2.;
1237 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1238 gMC->Gspos("BBD2", 1, "BBCE", dx, dy, -dz/2. - kBBBdz/2., idrotm[2052], "ONLY");
1241 gMC->Gspos("BBMO", 1, "ALIC", 0., 0., + 376. + kBBMdz / 2. + 0.5, 0, "ONLY");
1246 //___________________________________________
1247 void AliFRAMEv2::AddAlignableVolumes() const
1249 // Add the 18 spaceframe sectors as alignable volumes
1250 TString basesymname("FRAME/Sector");
1251 TString basevolpath("ALIC_1/B077_1/BSEGMO");
1255 for(Int_t sec=0; sec<18; sec++)
1257 symname = basesymname;
1259 volpath = basevolpath;
1262 if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data()))
1263 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid",
1264 symname.Data(),volpath.Data()));
1268 //___________________________________________
1269 void AliFRAMEv2::CreateMaterials()
1271 // Creates the materials
1272 Float_t epsil, stemax, tmaxfd, deemax, stmin;
1274 epsil = 1.e-4; // Tracking precision,
1275 stemax = -0.01; // Maximum displacement for multiple scat
1276 tmaxfd = -20.; // Maximum angle due to field deflection
1277 deemax = -.3; // Maximum fractional energy loss, DLS
1279 Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ();
1280 Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max();
1283 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1284 Float_t zsteel[4] = { 26.,24.,28.,14. };
1285 Float_t wsteel[4] = { .715,.18,.1,.005 };
1289 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1290 Float_t zAir[4]={6.,7.,8.,18.};
1291 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1292 Float_t dAir = 1.20479E-3;
1294 AliMixture(65, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
1295 AliMixture(5, "AIR$ ", aAir, zAir, dAir,4, wAir);
1296 AliMaterial(9, "ALU ", 26.98, 13., 2.7, 8.9, 37.2);
1298 AliMedium(65, "Stainless Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1299 AliMedium( 5, "Air", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1300 AliMedium( 9, "Aluminum", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1304 //_____________________________________________________________________________
1305 void AliFRAMEv2::Init()
1308 // Initialise the module after the geometry has been defined
1310 if(AliLog::GetGlobalDebugLevel()>0) {
1311 printf("%s: **************************************"
1313 "**************************************\n",ClassName());
1314 printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName());
1315 printf("%s: **************************************"
1317 "**************************************\n",ClassName());
1320 // The reference volume id
1321 fRefVolumeId1 = gMC->VolId("BREF1");
1322 fRefVolumeId2 = gMC->VolId("BREF2");
1325 Int_t AliFRAMEv2::IsVersion() const
1327 // Returns the version of the FRAME (1 if no holes, 0 otherwise)
1329 if (fHoles == 0) version = 1;
1333 void AliFRAMEv2::StepManager()
1336 // Stepmanager of AliFRAMEv2.cxx
1337 // Used for recording of reference tracks entering the spaceframe mother volume
1342 // Only charged tracks
1343 if( !(gMC->TrackCharge()) ) return;
1345 // Only tracks entering mother volume
1348 id=gMC->CurrentVolID(copy);
1350 if ((id != fRefVolumeId1) && (id != fRefVolumeId2)) return;
1351 if(!gMC->IsTrackEntering()) return;
1353 // Add the reference track
1355 AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kFRAME);
1360 void AliFRAMEv2::MakeHeatScreen(const char* name, Float_t dyP, Int_t rot1, Int_t rot2)
1362 // Heat screen panel
1364 Int_t *idtmed = fIdtmed->GetArray()-1999;
1365 const Int_t kAir = idtmed[2004];
1366 const Int_t kAlu = idtmed[2008];
1378 Float_t dxP = 2. * (287. * TMath::Sin(10.* TMath::Pi()/180.) - 2.);
1383 thshM[0] = dxP / 2.;
1384 thshM[1] = dyP / 2.;
1385 thshM[2] = dzP / 2.;
1386 sprintf(mname, "BTSH_%s", name);
1387 gMC->Gsvolu(mname, "BOX ", kAir, thshM, 3);
1391 sprintf(cname, "BTSHA_%s", name);
1392 gMC->Gsvolu(cname, "BOX ", kAlu, thshM, 3);
1393 gMC->Gspos(cname, 1, mname, 0., 0., -0.5, 0);
1399 thshT[2] = (dyP / 2. - 8.);
1401 sprintf(t1name, "BTSHT1_%s", name);
1402 gMC->Gsvolu(t1name, "TUBE", kAlu, thshT, 3);
1403 dx = - dxP / 2. + 8. - 0.5;
1404 gMC->Gspos(t1name, 1, mname, dx, 0., 0.025, rot1);
1406 sprintf(t2name, "BTSHT2_%s", name);
1407 sprintf(t3name, "BTSHT3_%s", name);
1408 sprintf(t4name, "BTSHT4_%s", name);
1409 sprintf(t5name, "BTSHT5_%s", name);
1410 thshT[2] = (thshM[1] - 12.);
1411 gMC->Gsvolu(t2name, "TUBE", kAlu, thshT, 3);
1413 gMC->Gsvolu(t3name, "TUBE", kAlu, thshT, 3);
1415 gMC->Gsvolu(t4name, "TUBE", kAlu, thshT, 3);
1419 for (Int_t i = 0; i < 5; i++) {
1423 Float_t dy1 = - (thshM[1] - 15.5) * sig;
1424 Float_t dy2 = - (thshM[1] - 7.5) * sig;
1426 gMC->Gspos(t2name, ipo++, mname, dx, dy, 0.025, rot1);
1428 gMC->Gspos(t2name, ipo++, mname, dx, dy, 0.025, rot1);
1430 gMC->Gspos(t3name, i+1, mname, dx - 3.45, dy1, 0.025, rot2);
1431 gMC->Gspos(t4name, i+1, mname, dx - 3.45, dy2, 0.025, rot2);
1434 gMC->Gspos(t1name, 2, mname, dx, 0., 0.025, rot1);
1435 gMC->Gspos(t3name, 6, mname, dx - 3.45, -(thshM[1] - 7.5), 0.025, rot2);
1440 void AliFRAMEv2::WebFrame(const char* name, Float_t dHz, Float_t theta0, Float_t phi0)
1443 // Create a web frame element
1445 Int_t *idtmed = fIdtmed->GetArray()-1999;
1446 const Float_t krad2deg = 180. / TMath::Pi();
1447 const Float_t kdeg2rad = 1. / krad2deg;
1448 const Int_t kAir = idtmed[2004];
1449 const Int_t kSteel = idtmed[2064];
1453 sprintf(nameA, "%sA", name );
1456 Float_t theta = TMath::ATan(TMath::Tan(theta0)/TMath::Sin(phi0));
1457 Float_t phi = TMath::ACos(TMath::Cos(theta0) * TMath::Cos(phi0));
1458 if (phi0 < 0) phi = -phi;
1466 ptrap[3] = 6./cos(theta0 * kdeg2rad)/2.;
1468 ptrap[5] = ptrap[4];
1470 ptrap[7] = ptrap[3];
1471 ptrap[8] = ptrap[4];
1472 ptrap[9] = ptrap[4];
1474 gMC->Gsvolu(name, "TRAP", kSteel, ptrap, 11);
1475 ptrap[3] = (6. - 1.)/cos(theta0 * kdeg2rad)/2.;
1477 ptrap[5] = ptrap[4];
1478 ptrap[7] = ptrap[3];
1479 ptrap[8] = ptrap[4];
1480 ptrap[9] = ptrap[4];
1482 gMC->Gsvolu(nameA, "TRAP", kAir, ptrap, 11);
1483 gMC->Gspos(nameA, 1, name, 0.0, -0.25, 0., 0, "ONLY");
1484 gGeoManager->GetVolume(name)->SetVisibility(1);