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 //------------------------------------------------------------------------
26 #include <TGeoCompositeShape.h>
27 #include <TGeoGlobalMagField.h>
28 #include <TGeoManager.h>
29 #include <TGeoMatrix.h>
33 #include <TGeoMedium.h>
34 #include <TGeoBoolNode.h>
35 #include <TGeoCompositeShape.h>
38 #include <TVirtualMC.h>
40 #include "AliFRAMEv3.h"
46 #include "AliTrackReference.h"
54 //_____________________________________________________________________________
55 AliFRAMEv3::AliFRAMEv3():
61 //_____________________________________________________________________________
62 AliFRAMEv3::AliFRAMEv3(const char *name, const char *title)
63 : AliFRAME(name,title),
69 //___________________________________________
70 void AliFRAMEv3::CreateGeometry()
74 <img src="picts/frame.gif">
81 <img src="picts/tree_frame.gif">
89 AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0);
91 AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0);
92 AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0);
93 AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0);
95 AliMatrix(idrotm[2086], 80.0, 0.0, 90.0, 90., -10.0, 0.0);
96 AliMatrix(idrotm[2096], 100.0, 0.0, 90.0, 90., 10.0, 0.0);
98 AliMatrix(idrotm[2087], -100.0, 0.0, 90.0, 270., -10.0, 0.0);
99 AliMatrix(idrotm[2097], -80.0, 0.0, 90.0, 270., 10.0, 0.0);
102 AliMatrix(idrotm[2088], 90.0, 180.0, 90.0, 270., 0.0, 0.0);
103 AliMatrix(idrotm[2089], 90.0, -90.0, 90.0, 0., 0.0, 0.0);
105 AliMatrix(idrotm[2090], 90.0, 0.0, 0.0, 0., 90.0, 90.0);
106 AliMatrix(idrotm[2091], 0.0, 0.0, 90.0, 90., 90.0, 0.0);
108 // Matrices have been imported from Euclid. Some simplification
112 AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0);
113 AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0);
114 AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0);
115 AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0);
116 AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0);
117 AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0);
118 AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0);
119 AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0);
120 AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0);
121 AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0);
122 AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0);
123 AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0);
124 AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0);
125 AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0);
126 AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0);
127 AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0);
129 AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0);
130 AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0);
131 AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0);
132 AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0);
133 AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0);
134 AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0);
135 AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0);
136 AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0);
138 AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0);
139 AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0);
140 AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0);
141 AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0);
142 AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0);
143 AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0);
144 AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0);
147 Int_t *idtmed = fIdtmed->GetArray()-1999;
149 // The Main Space Frame
153 Float_t pbox[3], ptrap[11], ptrd1[4], ppgon[10];
161 const TGeoMedium* kMedAir = gGeoManager->GetMedium("FRAME_Air");
162 const Int_t kAir = idtmed[2004];
163 const Int_t kSteel = idtmed[2064];
164 const Int_t kAlu = idtmed[2008];
165 const Int_t kG10 = idtmed[2021];
167 const Float_t kEps = 0.01;
168 const Float_t krad2deg = 180. / TMath::Pi();
169 const Float_t kdeg2rad = 1. / krad2deg;
170 const Float_t sin10 = TMath::Sin(10. * kdeg2rad);
171 const Float_t sin20 = TMath::Sin(20. * kdeg2rad);
172 const Float_t tan10 = TMath::Tan(10. * kdeg2rad);
173 const Float_t cos10 = TMath::Cos(10. * kdeg2rad);
175 // vertical distance of frame wrt to origin (center of inner rings)
176 const Float_t hR = 286.00;
177 // Height of inner frame from lower edge to outer ring (sectors for detectors)
178 const Float_t iFrH = 119.00;
180 // radial length of web frame elements
181 const Float_t dHz = 113./cos10 - 0.3; // 114.74 (114.5 on drawing)
182 // Positions of ring bars (ALIP2A_0008)
184 const Float_t dymodU[3] = {71.5, 228.5, 339.5};
186 const Float_t dymodL[3] = {50.0, 175.0, 297.5};
188 // orientation of web frame elements
189 const Float_t dymodO[5] = {10., -40., 20., -27.1, 18.4};
190 // Position of web frame elements
191 Float_t dymodW[5] = {70., 73.6, 224.5, 231.4, 340.2};
192 for (Int_t ii = 0; ii < 5; ii++) {
193 dymodW[ii] = dymodW[ii]-3.*TMath::Tan(dymodO[ii]*kdeg2rad);
195 // Inner ring bars (Pos 6)
196 const Float_t ringH = 6.00; // Hight
197 const Float_t ringW = 10.00; // Width of the ring bars in z
198 const Float_t ringT = 1.00; // Thickness of bars
199 // inner longitudinal bars 4 x 6
200 const Float_t longH = 6.00; // Height
201 const Float_t longW = 4.00; // Width
202 // outer longitudianl bars 8 x 8
203 const Float_t longOD = 8.0;
204 // some extra space for mother volume
205 const Float_t dext = sin10 * longW/2.+0.01;
206 // sector hight with extra space
207 const Float_t iFrH0 = iFrH + dext;
208 // length of inner longitudinal bars
210 const Float_t longLI = 615.;
211 const Float_t zE = 376.5;
213 // Frame mother volume
215 TGeoPgon* shB77A = new TGeoPgon(0., 360., 18, 2);
216 shB77A->SetName("shB77A");
217 shB77A->DefineSection( 0, -zE, 280., 423.7);
218 shB77A->DefineSection( 1, zE, 280., 423.7);
219 TGeoBBox* shB77B = new TGeoBBox(3.42, 2., 375.5);
220 shB77B->SetName("shB77B");
221 TGeoTranslation* trB77A = new TGeoTranslation("trB77A", +283.32, 0., 0.);
222 TGeoTranslation* trB77B = new TGeoTranslation("trB77B", -283.32, 0., 0.);
223 trB77A->RegisterYourself();
224 trB77B->RegisterYourself();
225 TGeoCompositeShape* shB77 = new TGeoCompositeShape("shB77", "shB77A+shB77B:trB77A+shB77B:trB77B");
226 TGeoVolume* voB77 = new TGeoVolume("B077", shB77, gGeoManager->GetMedium("FRAME_Air"));
227 voB77->SetName("B077"); // just to avoid a warning
228 TVirtualMC::GetMC()->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY");
230 // Reference plane #1 for TRD
231 TGeoPgon* shBREFA = new TGeoPgon(0.0, 360., 18, 2);
232 shBREFA->DefineSection( 0, -376., 280., 280.1);
233 shBREFA->DefineSection( 1, 376., 280., 280.1);
234 shBREFA->SetName("shBREFA");
235 TGeoCompositeShape* shBREF1 = new TGeoCompositeShape("shBREF1", "shBREFA-(shB77B:trB77A+shB77B:trB77B)");
236 TGeoVolume* voBREF = new TGeoVolume("BREF1", shBREF1, gGeoManager->GetMedium("FRAME_Air"));
237 voBREF->SetVisibility(0);
238 TVirtualMC::GetMC()->Gspos("BREF1", 1, "B077", 0., 0., 0., 0, "ONLY");
249 dz = 2. * 410.2 * sin10 - 2. * dol * cos10 - 2. * doh * tan10;
250 Float_t l1 = dz / 2.;
251 Float_t l2 = dz / 2. + 2. * doh * tan10;
254 TGeoVolumeAssembly* asBI42 = new TGeoVolumeAssembly("BI42");
256 ptrd1[0] = l2 - 0.6 * tan10;
260 TVirtualMC::GetMC()->Gsvolu("BIH142", "TRD1", kSteel, ptrd1, 4);
262 ptrd1[1] = l1 + 0.6 * tan10;
265 TVirtualMC::GetMC()->Gsvolu("BIH242", "TRD1", kSteel, ptrd1, 4);
268 ptrd1[0] = l1 + 0.6 * tan10;
269 ptrd1[1] = l2 - 0.6 * tan10;
272 TVirtualMC::GetMC()->Gsvolu("BIV42", "TRD1", kSteel, ptrd1, 4);
274 asBI42->AddNode(gGeoManager->GetVolume("BIV42"), 1, new TGeoTranslation(0., 0., 0.0));
275 asBI42->AddNode(gGeoManager->GetVolume("BIH142"), 1, new TGeoTranslation(0., 0., 3.7));
276 asBI42->AddNode(gGeoManager->GetVolume("BIH242"), 1, new TGeoTranslation(0., 0., -3.7));
285 TVirtualMC::GetMC()->Gsvolu("B033", "BOX", kSteel, pbox, 3);
288 TVirtualMC::GetMC()->Gsvolu("B034", "BOX", kAir, pbox, 3);
289 TVirtualMC::GetMC()->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY");
297 pbox[2] = longLI / 2.;
298 TVirtualMC::GetMC()->Gsvolu("B080", "BOX", kSteel, pbox, 3);
301 pbox[2] = longLI / 2.;
302 TVirtualMC::GetMC()->Gsvolu("B081", "BOX", kAir, pbox, 3);
303 TVirtualMC::GetMC()->Gspos("B081", 1, "B080", 0., 0., 0., 0, "ONLY");
305 // Small 2nd reference plane elemenet
308 pbox[2] = longLI / 2.;
309 TVirtualMC::GetMC()->Gsvolu("BREF2", "BOX", kAir, pbox, 3);
310 TVirtualMC::GetMC()->Gspos("BREF2", 1, "B080", 3.37 - 0.05, 0., 0., 0, "ONLY");
312 TVirtualMC::GetMC()->Gspos("B080", 1, "B077", 283.25, 0., 0., 0, "ONLY");
313 TVirtualMC::GetMC()->Gspos("B080", 2, "B077", -283.25, 0., 0., idrotm[2088], "ONLY");
319 Float_t h, d, dq, x, theta;
321 h = (dymodU[1]-dymodU[0]-2.*dol)*.999;
325 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
328 theta = krad2deg * TMath::ACos(x);
342 TVirtualMC::GetMC()->Gsvolu("B047", "TRAP", kSteel, ptrap, 11);
344 ptrap[4] = (dol-ds)/x;
349 TVirtualMC::GetMC()->Gsvolu("B048", "TRAP", kAir, ptrap, 11);
350 TVirtualMC::GetMC()->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY");
359 h = (2.*dymodU[0]-2.*dol)*.999;
366 TVirtualMC::GetMC()->Gsvolu("BM49", "BOX ", kAir, pbox, 3);
370 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
371 theta = krad2deg * TMath::ACos(x);
373 ptrap[0] = dz/2.-kEps;
383 TVirtualMC::GetMC()->Gsvolu("B049", "TRAP", kSteel, ptrap, 11);
384 ptrap[0] = ptrap[0]-kEps;
386 ptrap[4] = (dol-ds)/x;
391 TVirtualMC::GetMC()->Gsvolu("B050", "TRAP", kAir, ptrap, 11);
392 TVirtualMC::GetMC()->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY");
393 TVirtualMC::GetMC()->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY");
396 Float_t dd1 = d*TMath::Tan(theta*kdeg2rad);
397 Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad);
398 Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.);
402 ptrap[1] = theta2*krad2deg;
405 ptrap[4] = (dz/2./x-dd1-dd2)/2.;
413 TVirtualMC::GetMC()->Gsvolu("B051", "TRAP", kSteel, ptrap, 11);
414 Float_t ddx0 = ptrap[8];
416 Float_t dd1s = dd1*(1.-2.*ds/d);
417 Float_t dd2s = dd2*(1.-2.*ds/d);
418 Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.);
422 ptrap[1] = theta2s*krad2deg;
425 ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2);
429 ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2);
432 TVirtualMC::GetMC()->Gsvolu("B052", "TRAP", kAir, ptrap, 11);
433 TVirtualMC::GetMC()->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY");
435 Float_t ddx, ddz, drx, drz, rtheta;
437 AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0);
438 rtheta = (90.-theta)*kdeg2rad;
439 ddx = -ddx0-dol*TMath::Tan(theta2);
442 drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0];
443 drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2];
444 TVirtualMC::GetMC()->Gspos("B051", 1, "BM49",
446 idrotm[2001], "ONLY");
448 AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0);
449 rtheta = (270.-theta)*kdeg2rad;
451 drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0];
452 drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2];
453 TVirtualMC::GetMC()->Gspos("B051", 2, "BM49",
455 idrotm[2002], "ONLY");
460 h = ((dymodU[2]-dymodU[1])-2.*dol)*.999;
462 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
463 theta = krad2deg * TMath::ACos(x);
474 TVirtualMC::GetMC()->Gsvolu("B045", "TRAP", kSteel, ptrap, 11);
476 ptrap[4] = (dol-ds)/x;
481 TVirtualMC::GetMC()->Gsvolu("B046", "TRAP", kAir, ptrap, 11);
482 TVirtualMC::GetMC()->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY");
485 // Positioning of diagonal bars
487 Float_t rd = 405.5 + 0.51;
488 dz = (dymodU[1]+dymodU[0])/2.;
489 Float_t dz2 = (dymodU[1]+dymodU[2])/2.;
495 dx = rd * TMath::Sin(phi*kdeg2rad);
496 dy = rd * TMath::Cos(phi*kdeg2rad);
499 TVirtualMC::GetMC()->Gspos("B045", 1, "B077", -dx, dy, dz2, idrotm[2019], "ONLY");
500 TVirtualMC::GetMC()->Gspos("B045", 2, "B077", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ?
501 TVirtualMC::GetMC()->Gspos("B045", 3, "B077", dx, dy, dz2, idrotm[2020], "ONLY");
502 TVirtualMC::GetMC()->Gspos("B045", 4, "B077", dx, dy, -dz2, idrotm[2027], "ONLY");
510 dx = rd * TMath::Sin(phi*kdeg2rad);
511 dy = rd * TMath::Cos(phi*kdeg2rad);
513 TVirtualMC::GetMC()->Gspos("B045", 5, "B077", -dx, dy, dz2, idrotm[2021], "ONLY");
514 TVirtualMC::GetMC()->Gspos("B045", 6, "B077", -dx, dy, -dz2, idrotm[2028], "ONLY");
515 TVirtualMC::GetMC()->Gspos("B045", 7, "B077", dx, dy, dz2, idrotm[2022], "ONLY");
516 TVirtualMC::GetMC()->Gspos("B045", 8, "B077", dx, dy, -dz2, idrotm[2029], "ONLY");
523 dx = rd * TMath::Sin(phi*kdeg2rad);
524 dy = rd * TMath::Cos(phi*kdeg2rad);
526 TVirtualMC::GetMC()->Gspos("B047", 13, "B077", -dx, -dy, dz, idrotm[2008], "ONLY");
527 TVirtualMC::GetMC()->Gspos("B047", 14, "B077", -dx, -dy, -dz, idrotm[2010], "ONLY");
528 TVirtualMC::GetMC()->Gspos("B047", 15, "B077", dx, -dy, dz, idrotm[2012], "ONLY");
529 TVirtualMC::GetMC()->Gspos("B047", 16, "B077", dx, -dy, -dz, idrotm[2011], "ONLY");
531 TVirtualMC::GetMC()->Gspos("B045", 9, "B077", -dx, dy, dz2, idrotm[2023], "ONLY");
532 TVirtualMC::GetMC()->Gspos("B045", 10, "B077", -dx, dy, -dz2, idrotm[2031], "ONLY");
533 TVirtualMC::GetMC()->Gspos("B045", 11, "B077", dx, dy, dz2, idrotm[2026], "ONLY");
534 TVirtualMC::GetMC()->Gspos("B045", 12, "B077", dx, dy, -dz2, idrotm[2030], "ONLY");
536 TVirtualMC::GetMC()->Gspos("B045", 13, "B077", -dx, -dy, dz2, idrotm[2024], "ONLY");
537 TVirtualMC::GetMC()->Gspos("B045", 14, "B077", -dx, -dy, -dz2, idrotm[2032], "ONLY");
538 TVirtualMC::GetMC()->Gspos("B045", 15, "B077", dx, -dy, dz2, idrotm[2025], "ONLY");
539 TVirtualMC::GetMC()->Gspos("B045", 16, "B077", dx, -dy, -dz2, idrotm[2033], "ONLY");
541 TVirtualMC::GetMC()->Gspos("BM49", 7, "B077", dx, -dy, 0., idrotm[2025], "ONLY");
542 TVirtualMC::GetMC()->Gspos("BM49", 8, "B077", -dx, -dy, 0., idrotm[2024], "ONLY");
550 ptrd1[0] = (hR - longH/2. - dext) * tan10;
551 ptrd1[1] = (hR - longH/2. + iFrH0) * tan10;
553 ptrd1[3] = iFrH0 / 2.;
554 Float_t dd = longW / 2. * cos10 + 0.1;
555 TGeoTrd1* shTRD1 = new TGeoTrd1("shTRD1", ptrd1[0], ptrd1[1], ptrd1[2], ptrd1[3]);
556 TGeoBBox* shBox = new TGeoBBox("shBox", 50., zE+10., 1.);
557 TGeoRotation* rot1 = new TGeoRotation("urot1", 100., 0., 90., 90., 10., 0.);
558 TGeoRotation* rot2 = new TGeoRotation("urot2", 80., 0., 90., 90., -10., 0.);
559 Float_t trotDz = iFrH0 / 2. + 1.;
560 Float_t trotDx = 402. * tan10;
561 TGeoCombiTrans* trot1 = new TGeoCombiTrans(-trotDx, 0., trotDz, rot2);
562 TGeoCombiTrans* trot2 = new TGeoCombiTrans(+trotDx, 0., trotDz, rot1);
563 TGeoUnion* uni = new TGeoUnion(shBox, shBox,trot1, trot2);
564 TGeoCompositeShape* shU = new TGeoCompositeShape("shU", uni);
565 TGeoSubtraction* sub = new TGeoSubtraction(shTRD1, shU, 0, 0);
566 TGeoCompositeShape* shCS = new TGeoCompositeShape("shCS", sub);
567 // center of segments
568 Float_t r = (hR - longH/2. + iFrH0 / 2. ) - dext;
569 // center of outer frame
571 Float_t rout1 = 406.0;
573 Float_t rout2 = 412.3 - 2. * sin10 + 0.25;
576 TGeoVolume* voIF[18];
578 for (i = 0; i < 18; i++) {
582 // official module numbering
584 if (mod > 17) mod -= 18;
585 snprintf(name, 16, "BSEGMO%d", mod);
587 TGeoVolume* voTRD1 = new TGeoVolume(name, shCS, kMedAir);
590 Float_t phi1 = i * 20.;
591 Float_t phi2 = 270. + phi1;
592 if (phi2 >= 360.) phi2 -= 360.;
593 dx = TMath::Sin(phi1 * kdeg2rad) * r;
594 dy = -TMath::Cos(phi1 * kdeg2rad) * r;
597 snprintf(nameR, 16, "B43_Rot_%d", i);
598 TGeoRotation* rot = new TGeoRotation(nameR, 90.0, phi1, 0., 0., 90., phi2);
599 AliMatrix(idrotm[2034+i], 90.0, phi1, 0., 0., 90., phi2);
600 TGeoVolume* vol77 = gGeoManager->GetVolume("B077");
601 vol77->AddNode(voTRD1, 1, new TGeoCombiTrans(dx, dy, 0., rot));
604 // Position elements of outer Frame
606 dx = TMath::Sin(phi1*kdeg2rad)*rout1;
607 dy = -TMath::Cos(phi1*kdeg2rad)*rout1;
608 for (j = 0; j < 3; j++)
611 TGeoVolume* vol = gGeoManager->GetVolume("B077");
612 vol->AddNode(asBI42, 6*i+2*j+1, new TGeoCombiTrans(dx, dy, dz, rot));
613 vol->AddNode(asBI42, 6*i+2*j+2, new TGeoCombiTrans(dx, dy, -dz, rot));
618 AliMatrix(idrotm[2052+i], 90.0, phi1, 90., phi2, 0., 0.);
620 dx = TMath::Sin(phi1*kdeg2rad)*rout2;
621 dy = -TMath::Cos(phi1*kdeg2rad)*rout2;
622 TVirtualMC::GetMC()->Gspos("B033", i+1, "B077", dx, dy, 0., idrotm[2052+i], "ONLY");
625 // Internal Frame rings
628 // Pos 7 60x60x5x6 for inner rings (I-beam)
629 // Pos 6 100x60x5 for front and rear rings
634 ptrd1[0] = (hR - longH / 2.) * tan10 - dd;
635 ptrd1[1] = (hR + longH / 2.) * tan10 - dd;
636 ptrd1[2] = ringW / 2.;
637 ptrd1[3] = ringH / 2.;
639 TVirtualMC::GetMC()->Gsvolu("B072", "TRD1", kSteel, ptrd1, 4);
641 ptrd1[0] = (hR - longH / 2. + 0.5) * tan10 - dd;
642 ptrd1[1] = (hR + longH / 2. - 0.5) * tan10 - dd;
643 ptrd1[2] = ringW / 2. - 0.5;
644 ptrd1[3] = ringH / 2. - 0.5;
646 TVirtualMC::GetMC()->Gsvolu("B073", "TRD1", kAir, ptrd1, 4);
647 TVirtualMC::GetMC()->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY");
651 TGeoVolumeAssembly* asBI72 = new TGeoVolumeAssembly("BI72");
653 Float_t rIB1 = hR + ringH/2.;
654 Float_t rIB2 = hR - ringH/2.;
655 ptrd1[0] = (rIB1 - ringT/2.) * tan10 - dd;
656 ptrd1[1] = (rIB1 ) * tan10 - dd;
657 ptrd1[2] = ringH / 2.;
658 ptrd1[3] = ringT / 4.;
659 TVirtualMC::GetMC()->Gsvolu("BIH172", "TRD1", kSteel, ptrd1, 4);
660 ptrd1[0] = (rIB2 ) * tan10 - dd;
661 ptrd1[1] = (rIB2 + ringT/2.) * tan10 - dd;
664 TVirtualMC::GetMC()->Gsvolu("BIH272", "TRD1", kSteel, ptrd1, 4);
667 ptrd1[0] = (rIB2 + ringT/2.) * tan10 - dd;
668 ptrd1[1] = (rIB1 - ringT/2.) * tan10 - dd;
670 ptrd1[3] = (ringH - ringT) / 2.;
671 TVirtualMC::GetMC()->Gsvolu("BIV72", "TRD1", kSteel, ptrd1, 4);
673 asBI72->AddNode(gGeoManager->GetVolume("BIV72"), 1, new TGeoTranslation(0., 0., 0.));
674 asBI72->AddNode(gGeoManager->GetVolume("BIH172"), 1, new TGeoTranslation(0., 0., (ringH/2. - ringT/4.)));
675 asBI72->AddNode(gGeoManager->GetVolume("BIH272"), 1, new TGeoTranslation(0., 0., -(ringH/2. - ringT/4.)));
679 // h x w x s = 60 x 40 x 5
680 // (attention: elements are half bars, "U" shaped)
683 WebFrame("B063", dHz, dymodO[0], 10.);
684 WebFrame("B163", dHz, dymodO[1], 10.);
685 WebFrame("B263", dHz, dymodO[2], 10.);
686 WebFrame("B363", dHz, dymodO[3], 10.);
687 WebFrame("B463", dHz, dymodO[4], 10.);
689 dz = -iFrH0 / 2. + ringH / 2. + dext;
691 Float_t dz0 = -iFrH0 / 2. + longH + 113. / 2. + dext - 0.1;
692 Float_t dx0 = (hR + iFrH/2.) * tan10 - longW / 4. * cos10 - 0.065;
693 for (jmod = 0; jmod < 18; jmod++)
697 for (i = 0; i < 3; i++) {
699 TVirtualMC::GetMC()->Gspos("B072", 6*jmod+i+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY");
700 TVirtualMC::GetMC()->Gspos("B072", 6*jmod+i+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY");
702 TGeoVolume* vol = gGeoManager->GetVolume(module[jmod]);
703 vol->AddNode(asBI72, 6*jmod+i+1, new TGeoTranslation(0, dymodL[i], dz));
704 vol->AddNode(asBI72, 6*jmod+i+4, new TGeoTranslation(0, -dymodL[i], dz));
709 // outer diagonal web
711 dy = dymodW[0] - (dHz/2.) * TMath::Tan(dymodO[0] * kdeg2rad);
713 for (jmod = 0; jmod < 18; jmod++) {
714 TVirtualMC::GetMC()->Gspos("B063I", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2096], "ONLY");
715 TVirtualMC::GetMC()->Gspos("B063", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2097], "ONLY");
716 TVirtualMC::GetMC()->Gspos("B063I", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
717 TVirtualMC::GetMC()->Gspos("B063", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
720 dy = dymodW[1] - (dHz/2.) * TMath::Tan(dymodO[1] * kdeg2rad);
722 for (jmod = 0; jmod < 18; jmod++) {
723 TVirtualMC::GetMC()->Gspos("B163I", 4*jmod+1, module[jmod], dx0, -dy, dz0, idrotm[2096], "ONLY");
724 TVirtualMC::GetMC()->Gspos("B163", 4*jmod+2, module[jmod], dx0, dy, dz0, idrotm[2097], "ONLY");
725 TVirtualMC::GetMC()->Gspos("B163I", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2087], "ONLY");
726 TVirtualMC::GetMC()->Gspos("B163", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2086], "ONLY");
729 dy = dymodW[2] - (dHz/2) * TMath::Tan(dymodO[2] * kdeg2rad);
731 for (jmod = 0; jmod < 18; jmod++) {
732 TVirtualMC::GetMC()->Gspos("B263I", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2096], "ONLY");
733 TVirtualMC::GetMC()->Gspos("B263", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2097], "ONLY");
734 TVirtualMC::GetMC()->Gspos("B263I", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
735 TVirtualMC::GetMC()->Gspos("B263", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
738 dy = dymodW[3] - (dHz/2.) * TMath::Tan(dymodO[3] * kdeg2rad);
740 for (jmod = 0; jmod < 18; jmod++) {
741 TVirtualMC::GetMC()->Gspos("B363I", 4*jmod+1, module[jmod], dx0, -dy, dz0, idrotm[2096], "ONLY");
742 TVirtualMC::GetMC()->Gspos("B363", 4*jmod+2, module[jmod], dx0, dy, dz0, idrotm[2097], "ONLY");
743 TVirtualMC::GetMC()->Gspos("B363I", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2087], "ONLY");
744 TVirtualMC::GetMC()->Gspos("B363", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2086], "ONLY");
747 dy = dymodW[4] - (dHz/2.) * TMath::Tan(dymodO[4] * kdeg2rad);
749 for (jmod = 0; jmod < 18; jmod++) {
750 TVirtualMC::GetMC()->Gspos("B463I", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2096], "ONLY");
751 TVirtualMC::GetMC()->Gspos("B463", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2097], "ONLY");
752 TVirtualMC::GetMC()->Gspos("B463I", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
753 TVirtualMC::GetMC()->Gspos("B463", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
756 // longitudinal bars (TPC rails attached)
758 // h x w x s = 100 x 75 x 6
759 // Attention: 2 "U" shaped half rods per cell
760 // longitudinal bars (no TPC rails attached)
761 // new specs: h x w x s = 40 x 60 x 5
766 lbox[0] = longW / 4.;
767 lbox[2] = longH / 2.;
768 lbox[1] = longLI / 2.;
769 TVirtualMC::GetMC()->Gsvolu("BA59", "BOX", kSteel, lbox, 3);
770 gGeoManager->GetVolume("BA59")->SetVisContainers();
771 lbox[0] = longW / 4. - 0.25;
772 lbox[2] = longH / 2. - 0.50;
773 TVirtualMC::GetMC()->Gsvolu("BA62", "BOX", kAir, lbox, 3);
774 TVirtualMC::GetMC()->Gspos("BA62", 1, "BA59", 0.25, 0.0, 0.0, 0, "ONLY");
776 dz = -iFrH0 / 2. + longH / 2. - 1. * sin10 + dext;
777 dx = hR * tan10 - longW / 4. * cos10 - 0.065;
778 for (jmod = 0; jmod < 18; jmod++) {
779 TVirtualMC::GetMC()->Gspos("BA59", 2*jmod+1, module[jmod], dx, 0.0, dz, idrotm[2096], "ONLY");
780 TVirtualMC::GetMC()->Gspos("BA59", 2*jmod+2, module[jmod], -dx, 0.0, dz, idrotm[2087], "ONLY");
787 // angular 80 deg profile
790 lbox[1] = longLI / 2.;
791 TVirtualMC::GetMC()->Gsvolu("BTRDR_10", "BOX", kSteel, lbox, 3);
794 ptrd1[1] = 3. + 0.4 * tan10;
795 ptrd1[2] = longLI / 2.;
797 TVirtualMC::GetMC()->Gsvolu("BTRDR_11", "TRD1", kSteel, ptrd1, 4);
801 lbox[1] = longLI / 2.;
802 TVirtualMC::GetMC()->Gsvolu("BTRDR_12", "BOX", kAlu, lbox, 3);
803 gGeoManager->GetVolume("BTRDR_12")->SetVisContainers();
807 lbox[1] = longLI / 2.;
808 TVirtualMC::GetMC()->Gsvolu("BTRDR_13", "BOX", kG10, lbox, 3);
809 TVirtualMC::GetMC()->Gspos("BTRDR_13", 1, "BTRDR_12", -0.2, 0.0, 0.0, 0, "ONLY");
813 lbox[1] = longLI / 2.;
814 TVirtualMC::GetMC()->Gsvolu("BTRDR_14", "BOX", kG10, lbox, 3);
815 dz = -iFrH0 / 2. + longH / 2. + dext;
817 Int_t isec_1[11] = {0, 1, 2, 3, 4, 5, 13, 14, 15, 16, 17};
819 for (Int_t index = 0; index < 11; index++) {
820 jmod = isec_1[index];
821 Float_t dz1 = dz + 3. + (zpos - 4.);
822 dx0 = (hR + dz0 + zpos - 4.) * tan10 - (longW / 2. + 0.2) / cos10 - 0.05;
823 if (jmod != 5) TVirtualMC::GetMC()->Gspos("BTRDR_10", 2*jmod+1, module[jmod], dx0, 0.0, dz1, idrotm[2096], "ONLY");
824 if (jmod != 13) TVirtualMC::GetMC()->Gspos("BTRDR_10", 2*jmod+2, module[jmod], -dx0, 0.0, dz1, idrotm[2086], "ONLY");
826 if (jmod != 5) TVirtualMC::GetMC()->Gspos("BTRDR_12", 2*jmod+1, module[jmod], dx0, 0.0, dz1, idrotm[2096], "ONLY");
827 if (jmod != 13) TVirtualMC::GetMC()->Gspos("BTRDR_12", 2*jmod+2, module[jmod], -dx0, 0.0, dz1, idrotm[2087], "ONLY");
830 dx0 = (hR + dz0 + zpos - 0.2) * tan10 - (longW / 2. + 3. + 0.4) / cos10;
831 if (jmod != 5) TVirtualMC::GetMC()->Gspos("BTRDR_11", 2*jmod+1, module[jmod], dx0, 0.0, dz1, 0, "ONLY");
832 if (jmod != 13) TVirtualMC::GetMC()->Gspos("BTRDR_11", 2*jmod+2, module[jmod], -dx0, 0.0, dz1, 0, "ONLY");
835 if (jmod != 5) TVirtualMC::GetMC()->Gspos("BTRDR_14", 2*jmod+1, module[jmod], dx0, 0.0, dz1, 0, "ONLY");
836 if (jmod != 13) TVirtualMC::GetMC()->Gspos("BTRDR_14", 2*jmod+2, module[jmod], -dx0, 0.0, dz1, 0, "ONLY");
843 lbox[1] = longLI / 2.;
844 TVirtualMC::GetMC()->Gsvolu("BTRDR_2", "BOX", kAlu, lbox, 3);
847 lbox[1] = longLI / 2.;
848 TVirtualMC::GetMC()->Gsvolu("BTRDR_21", "BOX", kG10, lbox, 3);
849 TVirtualMC::GetMC()->Gspos("BTRDR_21", 1, "BTRDR_2", -0.4, 0.0, 0.0, 0, "ONLY");
851 Int_t isec_2a[16] = {1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 17};
852 for (Int_t index = 0; index < 16; index++) {
853 jmod = isec_2a[index];
854 dx0 = (hR + dz0 ) * tan10 + 10. * sin10 - (longW / 4. + 0.5) / cos10;
856 TVirtualMC::GetMC()->Gspos("BTRDR_2", 2*jmod+1, module[jmod], dx0-1.5, 0.0, dz + 3. + 8. * cos10, idrotm[2096], "ONLY");
858 TVirtualMC::GetMC()->Gspos("BTRDR_2", 2*jmod+2, module[jmod], -dx0+1.5, 0.0, dz + 3. + 8. * cos10, idrotm[2087], "ONLY");
862 Int_t isec_2b[6] = {6, 7, 8, 10, 11, 12};
863 for (Int_t index = 0; index < 6; index++) {
864 jmod = isec_2b[index];
865 dx0 = (hR + dz0 + zpos - 3.) * tan10 - (longW / 4. + 0.5) / cos10;
867 TVirtualMC::GetMC()->Gspos("BTRDR_2", 2*jmod+2, module[jmod], -dx0+1.5, 0.0, dz + 3. + zpos - 3., idrotm[2087], "ONLY");
869 TVirtualMC::GetMC()->Gspos("BTRDR_2", 2*jmod+1, module[jmod], dx0-1.5, 0.0, dz + 3. + zpos -3. , idrotm[2096], "ONLY");
878 lbox[1] = longLI / 2.;
879 TVirtualMC::GetMC()->Gsvolu("BTRDR_3", "BOX", kAlu, lbox, 3);
883 lbox[1] = longLI / 2.;
884 TVirtualMC::GetMC()->Gsvolu("BTRDR_31", "BOX", kG10, lbox, 3);
885 TVirtualMC::GetMC()->Gspos("BTRDR_31", 1, "BTRDR_3", 0, 0.0, 0.6, 0, "ONLY");
887 Int_t isec_3[9] = {5, 6, 7, 8, 9, 10, 11, 12, 13};
891 for (Int_t index = 0; index < 9; index++) {
892 jmod = isec_3[index];
893 if (index > 1) TVirtualMC::GetMC()->Gspos("BTRDR_3", 2*jmod+1, module[jmod], 50.96-5-2., 0.0, dz+3.7, 0, "ONLY");
894 if (index < 7) TVirtualMC::GetMC()->Gspos("BTRDR_3", 2*jmod+2, module[jmod], -50.96+5+2., 0.0, dz+3.7, 0, "ONLY");
899 // TOF Support Structures
902 // Frame extension rectangular beams
906 TGeoVolume* voBTOFS1 = new TGeoVolume("BTOFS1", new TGeoBBox(lbox), gGeoManager->GetMedium("FRAME_Steel"));
910 TGeoVolume* voBTOFS11 = new TGeoVolume("BTOFS11", new TGeoBBox(lbox), gGeoManager->GetMedium("FRAME_Air"));
911 voBTOFS1->AddNode(voBTOFS11, 1, gGeoIdentity);
914 // Frame extension rectangular beams
916 TGeoXtru* shBTOFS2 = new TGeoXtru(2);
917 TGeoXtru* shBTOFS3 = new TGeoXtru(2);
918 TGeoXtru* shBTOFS4 = new TGeoXtru(2);
919 TGeoXtru* shBTOFS5 = new TGeoXtru(2);
931 yxtru1[2] = 4.5 - 2.5 * sin10;
933 xxtru1[3] = 8.5 - 14.5 / cos10;
934 yxtru1[3] = -6. - 14.5 * sin10;
936 xxtru1[4] = 8.5 - 10.5 / cos10;
937 yxtru1[4] = -6. - 10.5 * sin10;
939 xxtru1[5] = xxtru1[4] + 8. * sin10;
940 yxtru1[5] = yxtru1[4] - 8./cos10;
946 for (Int_t i = 0; i < 7; i++) xxtru2[i] = -xxtru1[i];
951 for (Int_t i = 0; i < 4; i++) {
952 xxtru3[i] = xxtru1[i];
953 yxtru3[i] = yxtru1[i];
955 xxtru3[4] = xxtru1[6];
956 yxtru3[4] = yxtru1[6];
957 for (Int_t i = 0; i < 5; i++) xxtru4[i] = -xxtru3[i];
959 shBTOFS2->DefinePolygon(7, xxtru1, yxtru1);
960 shBTOFS2->DefineSection(0, -4.);
961 shBTOFS2->DefineSection(1, +4.);
963 shBTOFS3->DefinePolygon(7, xxtru2, yxtru1);
964 shBTOFS3->DefineSection(0, -4.);
965 shBTOFS3->DefineSection(1, +4.);
966 TGeoVolume* voBTOFS2 = new TGeoVolume("BTOFS2", shBTOFS2, gGeoManager->GetMedium("FRAME_Steel"));
967 TGeoVolume* voBTOFS3 = new TGeoVolume("BTOFS3", shBTOFS3, gGeoManager->GetMedium("FRAME_Steel"));
969 // different fixation for clamps close to web frame
970 shBTOFS4->DefinePolygon(5, xxtru3, yxtru3);
971 shBTOFS4->DefineSection(0, -4.);
972 shBTOFS4->DefineSection(1, +4.);
974 shBTOFS5->DefinePolygon(5, xxtru4, yxtru3);
975 shBTOFS5->DefineSection(0, -4.);
976 shBTOFS5->DefineSection(1, +4.);
977 TGeoVolume* voBTOFS4 = new TGeoVolume("BTOFS4", shBTOFS4, gGeoManager->GetMedium("FRAME_Steel"));
978 TGeoVolume* voBTOFS5 = new TGeoVolume("BTOFS5", shBTOFS5, gGeoManager->GetMedium("FRAME_Steel"));
984 TGeoVolume* voBTOFS21 = new TGeoVolume("BTOFS21", new TGeoBBox(lbox), gGeoManager->GetMedium("FRAME_Air"));
985 voBTOFS2->AddNode(voBTOFS21, 1, gGeoIdentity);
986 voBTOFS3->AddNode(voBTOFS21, 2, gGeoIdentity);
987 voBTOFS4->AddNode(voBTOFS21, 3, gGeoIdentity);
988 voBTOFS5->AddNode(voBTOFS21, 4, gGeoIdentity);
990 TGeoVolumeAssembly* asTOFS00 = new TGeoVolumeAssembly("BTOFS00");
991 asTOFS00->AddNode(voBTOFS1, 1, gGeoIdentity);
992 asTOFS00->AddNode(voBTOFS2, 1, new TGeoTranslation(0., 0., 40.));
993 asTOFS00->AddNode(voBTOFS2, 2, new TGeoTranslation(0., 0., -40.));
995 TGeoVolumeAssembly* asTOFS01 = new TGeoVolumeAssembly("BTOFS01");
996 asTOFS01->AddNode(voBTOFS1, 2, gGeoIdentity);
997 asTOFS01->AddNode(voBTOFS3, 1, new TGeoTranslation(0., 0., 40.));
998 asTOFS01->AddNode(voBTOFS3, 2, new TGeoTranslation(0., 0., -40.));
1000 TGeoVolumeAssembly* asTOFS02 = new TGeoVolumeAssembly("BTOFS02");
1001 asTOFS02->AddNode(voBTOFS1, 3, gGeoIdentity);
1002 asTOFS02->AddNode(voBTOFS2, 3, new TGeoTranslation(0., 0., -40.));
1003 asTOFS02->AddNode(voBTOFS4, 2, new TGeoTranslation(0., 0., 40.));
1005 TGeoVolumeAssembly* asTOFS03 = new TGeoVolumeAssembly("BTOFS03");
1006 asTOFS03->AddNode(voBTOFS1, 4, gGeoIdentity);
1007 asTOFS03->AddNode(voBTOFS3, 3, new TGeoTranslation(0., 0., -40.));
1008 asTOFS03->AddNode(voBTOFS5, 2, new TGeoTranslation(0., 0., 40.));
1011 asTOFS00->SetVisibility(1);
1012 asTOFS01->SetVisibility(1);
1014 for (i = 0; i < 18; i++) {
1016 Float_t phi1 = i * 20.;
1017 Float_t phi2 = 270. + phi1;
1018 TGeoRotation* rot1 = new TGeoRotation(Form("TOFS_R1_%d", i), 90.0, phi1, 90., phi2, 0., 0.);
1019 dx = TMath::Sin((phi1+8.95) * kdeg2rad) * (rout2 + 12.);
1020 dy = -TMath::Cos((phi1+8.95) * kdeg2rad) * (rout2 + 12.);
1021 if ((i >3 && i < 8) || (i > 10 && i < 15)) {
1022 (gGeoManager->GetVolume("B077"))->AddNode(asTOFS03, i, new TGeoCombiTrans(dx, dy, 345.-53.-0.5, rot1));
1024 (gGeoManager->GetVolume("B077"))->AddNode(asTOFS01, i, new TGeoCombiTrans(dx, dy, 345.-53.-0.5, rot1));
1026 dx = TMath::Sin((phi1-8.95) * kdeg2rad) * (rout2 + 12.);
1027 dy = -TMath::Cos((phi1-8.95) * kdeg2rad) * (rout2 + 12.);
1028 if ((i >3 && i < 8) || (i > 10 && i < 15)) {
1029 (gGeoManager->GetVolume("B077"))->AddNode(asTOFS02, i, new TGeoCombiTrans(dx, dy, 345.-53-0.5, rot1));
1031 (gGeoManager->GetVolume("B077"))->AddNode(asTOFS00, i, new TGeoCombiTrans(dx, dy, 345.-53-0.5, rot1));
1040 MakeHeatScreen("M", dyM, idrotm[2090], idrotm[2091]);
1041 Float_t dyAM = 119.5;
1042 MakeHeatScreen("AM", dyAM, idrotm[2090], idrotm[2091]);
1043 Float_t dyA = 122.5 - 5.5;
1044 MakeHeatScreen("A" , dyA, idrotm[2090], idrotm[2091]);
1050 for (i = 0; i < 18; i++) {
1053 snprintf(nameMo, 16, "BSEGMO%d",i);
1055 TVirtualMC::GetMC()->Gspos("BTSH_M" , i+1 , nameMo, 0., 0., dz, 0, "ONLY");
1057 dy = dymodL[0] + dyAM / 2. + 3.;
1058 TVirtualMC::GetMC()->Gspos("BTSH_AM", i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
1059 TVirtualMC::GetMC()->Gspos("BTSH_AM", i+19, nameMo, 0., -dy, dz, 0, "ONLY");
1061 dy = dymodL[1] + dyA / 2 + 0.4;
1062 TVirtualMC::GetMC()->Gspos("BTSH_A" , i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
1063 TVirtualMC::GetMC()->Gspos("BTSH_A" , i+19, nameMo, 0., -dy, dz, 0, "ONLY");
1068 // TRD mother volumes
1070 // absolute position of center 290.43 + 38.95 = 329.38
1071 // frame center 283.00 + 59.50 = 342.50
1072 // relative position of TRD 329.38 - 342.50
1076 const Float_t zsh = -0.326;
1078 ptrd1[0] = 47.4405; // CBL 28/6/2006
1079 ptrd1[1] = 61.1765; // CBL
1080 ptrd1[2] = 375.5; // CBL
1081 ptrd1[3] = 38.95; // CBL
1083 for (i = 0; i < 18; i++) {
1085 snprintf(nameCh, 16, "BTRD%d",i);
1087 snprintf(nameMo, 16, "BSEGMO%d",i);
1088 TVirtualMC::GetMC()->Gsvolu(nameCh, "TRD1", kAir, ptrd1, 4);
1089 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
1090 TVirtualMC::GetMC()->Gspos(nameCh, 1, nameMo, 0., 0., -12.62 + zsh, 0, "ONLY"); // CBL 28/6/2006
1094 // TOF mother volumes as modified by B.Guerzoni
1095 // to remove overlaps/extrusions in case of aligned TOF SMs
1100 ptrd1[3] = 14.525/2;
1102 snprintf(nameChA, 16, "BTOFA");
1103 TGeoTrd1 *trd1=new TGeoTrd1(nameChA,ptrd1[0],ptrd1[1],ptrd1[2],ptrd1[3]);
1104 trd1->SetName("BTOFA"); // just to avoid a warning
1106 snprintf(nameChB, 16, "BTOFB");
1107 TGeoBBox *box1 = new TGeoBBox(nameChB,64.25 ,372.6, 14.525/2);
1108 box1->SetName("BTOFB"); // just to avoid a warning
1109 TGeoTranslation *tr1 = new TGeoTranslation("trnsl1",0, 0, -14.525/2 );
1110 tr1->RegisterYourself();
1111 TGeoTranslation *tr2 = new TGeoTranslation("trnsl2",0, 0, +14.525/2 );
1112 tr2->RegisterYourself();
1113 TGeoCompositeShape *btofcs =new TGeoCompositeShape("Btofcs","(BTOFA:trnsl1)+(BTOFB:trnsl2)");
1116 for (i = 0; i < 18; i++) {
1118 snprintf(nameCh, 16, "BTOF%d",i);
1120 snprintf(nameMo, 16, "BSEGMO%d",i);
1121 TGeoVolume* btf = new TGeoVolume(nameCh, btofcs, gGeoManager->GetMedium("FRAME_Air"));
1122 btf->SetName(nameCh);
1123 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
1124 TVirtualMC::GetMC()->Gspos(nameCh, 1, nameMo, 0., 0., 43.525 + zsh, 0, "ONLY");
1127 // Geometry of Rails starts here
1131 // Rails for space-frame
1138 TVirtualMC::GetMC()->Gsvolu("BRS1", "BOX", kAir, rbox, 3);
1142 TVirtualMC::GetMC()->Gsvolu("BRS2", "BOX", kSteel, rbox, 3);
1146 TVirtualMC::GetMC()->Gsvolu("BRS3", "BOX", kSteel, rbox, 3);
1148 TVirtualMC::GetMC()->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY");
1149 TVirtualMC::GetMC()->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY");
1150 TVirtualMC::GetMC()->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY");
1151 TVirtualMC::GetMC()->Gspos("BRS1", 1, "ALIC", -430.-3., -190., 0., 0, "ONLY");
1152 TVirtualMC::GetMC()->Gspos("BRS1", 2, "ALIC", 430.+3., -190., 0., 0, "ONLY");
1157 TVirtualMC::GetMC()->Gsvolu("BRS4", "BOX", kSteel, rbox, 3);
1159 TVirtualMC::GetMC()->Gspos("BRS4", 1, "ALIC", 430.+3., -190.+55./2.+rbox[1], 224., 0, "ONLY");
1160 TVirtualMC::GetMC()->Gspos("BRS4", 2, "ALIC", 430.+3., -190.+55./2.+rbox[1], -224., 0, "ONLY");
1166 Float_t kBFMRin = 270.0;
1168 Float_t kBFMRou = 417.5;
1170 Float_t kBFMdz = 118.0;
1174 Float_t kBFRdr = 7.5;
1175 Float_t kBFRdz = 8.0;
1180 Float_t kBFBd = 8.0;
1181 Float_t kBFBdd = 0.6;
1184 // The Mother volume
1188 tpar[2] = kBFMdz / 2.;
1189 TVirtualMC::GetMC()->Gsvolu("BFMO", "TUBE", kAir, tpar, 3);
1191 // CBL ////////////////////////////////////////////////////////
1193 // TRD mother volume
1196 ptrd1[0] = 47.4405 - 0.3;
1197 ptrd1[1] = 61.1765 - 0.3;
1198 ptrd1[2] = kBFMdz / 2.;
1200 TVirtualMC::GetMC()->Gsvolu("BFTRD", "TRD1", kAir, ptrd1, 4);
1201 gGeoManager->GetVolume("BFTRD")->SetVisibility(kFALSE);
1203 for (i = 0; i < 18; i++) {
1205 Float_t phiBF = i * 20.0;
1206 dx = TMath::Sin(phiBF*kdeg2rad)*(342.0-12.62);
1207 dy = -TMath::Cos(phiBF*kdeg2rad)*(342.0-12.62);
1208 TVirtualMC::GetMC()->Gspos("BFTRD",i,"BFMO",dx,dy,0.0,idrotm[2034+i],"ONLY");
1212 // CBL ////////////////////////////////////////////////////////
1218 tpar[1] = tpar[0] + kBFRdr;
1219 tpar[2] = kBFRdz / 2.;
1221 TVirtualMC::GetMC()->Gsvolu("BFIR", "TUBE", kSteel, tpar, 3);
1223 tpar[0] = tpar[0] + kBFBdd;
1224 tpar[1] = tpar[1] - kBFBdd;
1225 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
1227 TVirtualMC::GetMC()->Gsvolu("BFII", "TUBE", kAir, tpar, 3);
1228 TVirtualMC::GetMC()->Gspos("BFII", 1, "BFIR", 0., 0., 0., 0, "ONLY");
1232 tpar[0] = kBFMRou - kBFRdr + 0.1;
1234 tpar[2] = kBFRdz / 2.;
1236 TVirtualMC::GetMC()->Gsvolu("BFOR", "TUBE", kSteel, tpar, 3);
1238 tpar[0] = tpar[0] + kBFBdd;
1239 tpar[1] = tpar[1] - kBFBdd;
1240 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
1242 TVirtualMC::GetMC()->Gsvolu("BFOO", "TUBE", kAir, tpar, 3);
1243 TVirtualMC::GetMC()->Gspos("BFOO", 1, "BFOR", 0., 0., 0., 0, "ONLY");
1246 dz = kBFMdz/2. - kBFRdz / 2.;
1247 TVirtualMC::GetMC()->Gspos("BFIR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
1248 TVirtualMC::GetMC()->Gspos("BFIR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
1249 TVirtualMC::GetMC()->Gspos("BFOR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
1250 TVirtualMC::GetMC()->Gspos("BFOR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
1253 // Longitudinal Bars
1259 bpar[2] = kBFMdz/2. - kBFBd;
1260 TVirtualMC::GetMC()->Gsvolu("BFLB", "BOX ", kSteel, bpar, 3);
1262 bpar[0] = bpar[0] - kBFBdd;
1263 bpar[1] = bpar[1] - kBFBdd;
1264 bpar[2] = bpar[2] - kBFBdd;
1265 TVirtualMC::GetMC()->Gsvolu("BFLL", "BOX ", kAir, bpar, 3);
1266 TVirtualMC::GetMC()->Gspos("BFLL", 1, "BFLB", 0., 0., 0., 0, "ONLY");
1268 for (i = 0; i < 18; i++)
1270 Float_t ro = kBFMRou - kBFBd / 2. - 0.02;
1271 Float_t ri = kBFMRin + kBFBd / 2.;
1273 Float_t phi0 = Float_t(i) * 20.;
1275 Float_t xb = ri * TMath::Cos(phi0 * kDegrad);
1276 Float_t yb = ri * TMath::Sin(phi0 * kDegrad);
1277 AliMatrix(idrotm[2090+i], 90.0, phi0, 90.0, phi0 + 270., 0., 0.);
1279 TVirtualMC::GetMC()->Gspos("BFLB", i + 1, "BFMO", xb, yb, 0., idrotm[2090 + i], "ONLY");
1281 xb = ro * TMath::Cos(phi0 * kDegrad);
1282 yb = ro * TMath::Sin(phi0 * kDegrad);
1284 TVirtualMC::GetMC()->Gspos("BFLB", i + 19, "BFMO", xb, yb, 0., idrotm[2090 +i], "ONLY");
1290 bpar[0] = (kBFMRou - kBFMRin - 2. * kBFRdr) / 2.;
1294 // Avoid overlap with circle
1295 Float_t rr = kBFMRou - kBFRdr;
1296 Float_t delta = rr - TMath::Sqrt(rr * rr - kBFBd * kBFBd / 4.) + 0.01;
1297 bpar[0] -= delta /2.;
1300 TVirtualMC::GetMC()->Gsvolu("BFRB", "BOX ", kSteel, bpar, 3);
1302 bpar[0] = bpar[0] - kBFBdd;
1303 bpar[1] = bpar[1] - kBFBdd;
1304 bpar[2] = bpar[2] - kBFBdd;
1305 TVirtualMC::GetMC()->Gsvolu("BFRR", "BOX ", kAir, bpar, 3);
1306 TVirtualMC::GetMC()->Gspos("BFRR", 1, "BFRB", 0., 0., 0., 0, "ONLY");
1308 Int_t iphi[10] = {0, 1, 3, 6, 8, 9, 10, 12, 15, 17};
1310 for (i = 0; i < 10; i++)
1313 Float_t rb = (kBFMRin + kBFMRou)/2.;
1314 Float_t phib = Float_t(iphi[i]) * 20.;
1316 Float_t xb = rb * TMath::Cos(phib * kDegrad);
1317 Float_t yb = rb * TMath::Sin(phib * kDegrad);
1319 TVirtualMC::GetMC()->Gspos("BFRB", i + 1, "BFMO", xb, yb, dz, idrotm[2034 + iphi[i]], "ONLY");
1320 TVirtualMC::GetMC()->Gspos("BFRB", i + 11, "BFMO", xb, yb, -dz, idrotm[2034 + iphi[i]], "ONLY");
1324 TVirtualMC::GetMC()->Gspos("BFMO", i + 19, "ALIC", 0, 0, - 376. - kBFMdz/2. - 0.5 , 0, "ONLY");
1335 Float_t kBBMRin = 278.0;
1337 Float_t kBBMRou = 410.5;
1339 Float_t kBBMdz = 223.0;
1340 Float_t kBBBdz = 6.0;
1341 Float_t kBBBdd = 0.6;
1344 // The Mother volume
1351 ppgon[4] = -kBBMdz / 2. ;
1355 ppgon[7] = -ppgon[4];
1356 ppgon[8] = ppgon[5];
1357 ppgon[9] = ppgon[6];
1359 TVirtualMC::GetMC()->Gsvolu("BBMO", "PGON", kAir, ppgon, 10);
1360 TVirtualMC::GetMC()->Gsdvn("BBCE", "BBMO", 18, 2);
1362 // CBL ////////////////////////////////////////////////////////
1364 // TRD mother volume
1367 AliMatrix(idrotm[2092], 90.0, 90.0, 0.0, 0.0, 90.0, 0.0);
1369 ptrd1[0] = 47.4405 - 2.5;
1370 ptrd1[1] = 61.1765 - 2.5;
1371 ptrd1[2] = kBBMdz / 2.;
1373 TVirtualMC::GetMC()->Gsvolu("BBTRD", "TRD1", kAir, ptrd1, 4);
1374 gGeoManager->GetVolume("BBTRD")->SetVisibility(kFALSE);
1375 TVirtualMC::GetMC()->Gspos("BBTRD", 1, "BBCE", 342.0-12.62, 0.0, 0.0, idrotm[2092], "ONLY");
1377 // CBL ////////////////////////////////////////////////////////
1379 // Longitudinal bars
1380 bpar[0] = kBBBdz/2.;
1382 bpar[2] = kBBMdz/2. - kBBBdz;
1383 TVirtualMC::GetMC()->Gsvolu("BBLB", "BOX ", kSteel, bpar, 3);
1387 TVirtualMC::GetMC()->Gsvolu("BBLL", "BOX ", kAir, bpar, 3);
1388 TVirtualMC::GetMC()->Gspos("BBLL", 1, "BBLB", 0., 0., 0., 0, "ONLY");
1390 dx = kBBMRin + kBBBdz/2. + (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1391 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1392 TVirtualMC::GetMC()->Gspos("BBLB", 1, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1394 dx = kBBMRou - kBBBdz/2. - (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1395 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1397 TVirtualMC::GetMC()->Gspos("BBLB", 2, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1402 bpar[0] = (kBBMRou - kBBMRin) / 2. - kBBBdz;
1406 TVirtualMC::GetMC()->Gsvolu("BBRB", "BOX ", kSteel, bpar, 3);
1410 TVirtualMC::GetMC()->Gsvolu("BBRR", "BOX ", kAir, bpar, 3);
1411 TVirtualMC::GetMC()->Gspos("BBRR", 1, "BBRB", 0., 0., 0., 0, "ONLY");
1414 dx = (kBBMRou + kBBMRin) / 2.;
1415 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1416 dz = kBBMdz/2. - kBBBdz / 2.;
1418 TVirtualMC::GetMC()->Gspos("BBRB", 1, "BBCE", dx, dy, dz, idrotm[2052], "ONLY");
1419 TVirtualMC::GetMC()->Gspos("BBRB", 2, "BBCE", dx, dy, - dz, idrotm[2052], "ONLY");
1420 TVirtualMC::GetMC()->Gspos("BBRB", 3, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1427 bpar[1] = kBBMRin * TMath::Sin(10. * kDegrad);
1430 TVirtualMC::GetMC()->Gsvolu("BBC1", "BOX ", kSteel, bpar, 3);
1434 TVirtualMC::GetMC()->Gsvolu("BBC2", "BOX ", kAir, bpar, 3);
1435 TVirtualMC::GetMC()->Gspos("BBC2", 1, "BBC1", 0., 0., 0., 0, "ONLY");
1436 dx = kBBMRin + kBBBdz/2;
1438 TVirtualMC::GetMC()->Gspos("BBC1", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1439 TVirtualMC::GetMC()->Gspos("BBC1", 2, "BBCE", dx, dy, -dz, 0, "ONLY");
1442 bpar[1] = (kBBMRou - kBBBdz) * TMath::Sin(10. * kDegrad);
1445 TVirtualMC::GetMC()->Gsvolu("BBC3", "BOX ", kSteel, bpar, 3);
1449 TVirtualMC::GetMC()->Gsvolu("BBC4", "BOX ", kAir, bpar, 3);
1450 TVirtualMC::GetMC()->Gspos("BBC4", 1, "BBC3", 0., 0., 0., 0, "ONLY");
1451 dx = kBBMRou - kBBBdz/2;
1453 TVirtualMC::GetMC()->Gspos("BBC3", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1454 TVirtualMC::GetMC()->Gspos("BBC3", 2, "BBCE", dx, dy, - dz, 0, "ONLY");
1458 h = (kBBMRou - kBBMRin - 2. * kBBBdz);;
1460 dz = kBBMdz/2. - 1.6 * kBBBdz;
1463 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
1466 theta = kRaddeg * TMath::ACos(x);
1473 ptrap[5] = ptrap[4];
1475 ptrap[7] = ptrap[3];
1476 ptrap[8] = ptrap[4];
1477 ptrap[9] = ptrap[4];
1479 TVirtualMC::GetMC()->Gsvolu("BBD1", "TRAP", kSteel, ptrap, 11);
1480 ptrap[3] = d/2-kBBBdd;
1481 ptrap[4] = (d/2-kBBBdd)/x;
1482 ptrap[5] = ptrap[4];
1483 ptrap[7] = ptrap[3];
1484 ptrap[8] = ptrap[4];
1485 ptrap[9] = ptrap[4];
1486 TVirtualMC::GetMC()->Gsvolu("BBD3", "TRAP", kAir, ptrap, 11);
1487 TVirtualMC::GetMC()->Gspos("BBD3", 1, "BBD1", 0.0, 0.0, 0., 0, "ONLY");
1488 dx = (kBBMRou + kBBMRin) / 2.;
1489 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1490 TVirtualMC::GetMC()->Gspos("BBD1", 1, "BBCE", dx, dy, dz/2. + kBBBdz/2., idrotm[2052], "ONLY");
1498 ptrap[5] = ptrap[4];
1500 ptrap[7] = ptrap[3];
1501 ptrap[8] = ptrap[4];
1502 ptrap[9] = ptrap[4];
1504 TVirtualMC::GetMC()->Gsvolu("BBD2", "TRAP", kSteel, ptrap, 11);
1505 ptrap[3] = d/2-kBBBdd;
1506 ptrap[4] = (d/2-kBBBdd)/x;
1507 ptrap[5] = ptrap[4];
1508 ptrap[7] = ptrap[3];
1509 ptrap[8] = ptrap[4];
1510 ptrap[9] = ptrap[4];
1511 TVirtualMC::GetMC()->Gsvolu("BBD4", "TRAP", kAir, ptrap, 11);
1512 TVirtualMC::GetMC()->Gspos("BBD4", 1, "BBD2", 0.0, 0.0, 0., 0, "ONLY");
1513 dx = (kBBMRou + kBBMRin) / 2.;
1514 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1515 TVirtualMC::GetMC()->Gspos("BBD2", 1, "BBCE", dx, dy, -dz/2. - kBBBdz/2., idrotm[2052], "ONLY");
1518 TVirtualMC::GetMC()->Gspos("BBMO", 1, "ALIC", 0., 0., + 376. + kBBMdz / 2. + 0.5, 0, "ONLY");
1523 //___________________________________________
1524 void AliFRAMEv3::AddAlignableVolumes() const
1526 // Add the 18 spaceframe sectors as alignable volumes
1527 TString basesymname("FRAME/Sector");
1528 TString basevolpath("ALIC_1/B077_1/BSEGMO");
1532 for(Int_t sec=0; sec<18; sec++)
1534 symname = basesymname;
1536 volpath = basevolpath;
1539 if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data()))
1540 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid",
1541 symname.Data(),volpath.Data()));
1545 //___________________________________________
1546 void AliFRAMEv3::CreateMaterials()
1548 // Creates the materials
1549 Float_t epsil, stemax, tmaxfd, deemax, stmin;
1551 epsil = 1.e-4; // Tracking precision,
1552 stemax = -0.01; // Maximum displacement for multiple scat
1553 tmaxfd = -20.; // Maximum angle due to field deflection
1554 deemax = -.3; // Maximum fractional energy loss, DLS
1556 Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ();
1557 Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max();
1560 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1561 Float_t zsteel[4] = { 26.,24.,28.,14. };
1562 Float_t wsteel[4] = { .715,.18,.1,.005 };
1566 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1567 Float_t zAir[4]={6.,7.,8.,18.};
1568 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1569 Float_t dAir = 1.20479E-3;
1572 // G10 60% SiO2 40% epoxy
1573 Float_t ag10[4]= {12.01, 1., 15.994, 28.086};
1574 Float_t zg10[4] = { 6., 1., 8., 14.};
1575 Float_t wg10[4] = {0.194, 0.023, 0.443, 0.340};
1578 AliMixture(22, "G10", ag10, zg10, 1.7 , 4, wg10);
1580 AliMixture(65, "STEEL$", asteel, zsteel, 7.88, 4, wsteel);
1581 AliMixture(5, "AIR$ ", aAir, zAir, dAir,4, wAir);
1582 AliMaterial(9, "ALU ", 26.98, 13., 2.7, 8.9, 37.2);
1584 AliMedium(65, "Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1585 AliMedium( 5, "Air", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1586 AliMedium( 9, "Aluminum", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1587 AliMedium(22, "G10", 22, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1591 //_____________________________________________________________________________
1592 void AliFRAMEv3::Init()
1595 // Initialise the module after the geometry has been defined
1597 if(AliLog::GetGlobalDebugLevel()>0) {
1598 printf("%s: **************************************"
1600 "**************************************\n",ClassName());
1601 printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName());
1602 printf("%s: **************************************"
1604 "**************************************\n",ClassName());
1607 // The reference volume id
1608 fRefVolumeId1 = TVirtualMC::GetMC()->VolId("BREF1");
1609 fRefVolumeId2 = TVirtualMC::GetMC()->VolId("BREF2");
1612 Int_t AliFRAMEv3::IsVersion() const
1614 // Returns the version of the FRAME (1 if no holes, 0 otherwise)
1616 if (fHoles == 0) version = 1;
1620 void AliFRAMEv3::StepManager()
1623 // Stepmanager of AliFRAMEv3.cxx
1624 // Used for recording of reference tracks entering the spaceframe mother volume
1629 // Only charged tracks
1630 if( !(TVirtualMC::GetMC()->TrackCharge()) ) return;
1632 // Only tracks entering mother volume
1635 id=TVirtualMC::GetMC()->CurrentVolID(copy);
1637 if ((id != fRefVolumeId1) && (id != fRefVolumeId2)) return;
1638 if(!TVirtualMC::GetMC()->IsTrackEntering()) return;
1640 // Add the reference track
1642 AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kFRAME);
1647 void AliFRAMEv3::MakeHeatScreen(const char* name, Float_t dyP, Int_t rot1, Int_t rot2)
1649 // Heat screen panel
1651 Int_t *idtmed = fIdtmed->GetArray()-1999;
1652 const Int_t kAir = idtmed[2004];
1653 const Int_t kAlu = idtmed[2008];
1665 Float_t dxP = 2. * (287. * TMath::Sin(10.* TMath::Pi()/180.) - 2.);
1670 thshM[0] = dxP / 2.;
1671 thshM[1] = dyP / 2.;
1672 thshM[2] = dzP / 2.;
1673 snprintf(mname, 16, "BTSH_%s", name);
1674 TVirtualMC::GetMC()->Gsvolu(mname, "BOX ", kAir, thshM, 3);
1678 snprintf(cname, 16, "BTSHA_%s", name);
1679 TVirtualMC::GetMC()->Gsvolu(cname, "BOX ", kAlu, thshM, 3);
1680 TVirtualMC::GetMC()->Gspos(cname, 1, mname, 0., 0., -0.5, 0);
1686 thshT[2] = (dyP / 2. - 8.);
1688 snprintf(t1name, 16, "BTSHT1_%s", name);
1689 TVirtualMC::GetMC()->Gsvolu(t1name, "TUBE", kAlu, thshT, 3);
1690 dx = - dxP / 2. + 8. - 0.5;
1691 TVirtualMC::GetMC()->Gspos(t1name, 1, mname, dx, 0., 0.025, rot1);
1693 snprintf(t2name, 16, "BTSHT2_%s", name);
1694 snprintf(t3name, 16, "BTSHT3_%s", name);
1695 snprintf(t4name, 16, "BTSHT4_%s", name);
1696 snprintf(t5name, 16, "BTSHT5_%s", name);
1697 thshT[2] = (thshM[1] - 12.);
1698 TVirtualMC::GetMC()->Gsvolu(t2name, "TUBE", kAlu, thshT, 3);
1700 TVirtualMC::GetMC()->Gsvolu(t3name, "TUBE", kAlu, thshT, 3);
1702 TVirtualMC::GetMC()->Gsvolu(t4name, "TUBE", kAlu, thshT, 3);
1706 for (Int_t i = 0; i < 5; i++) {
1710 Float_t dy1 = - (thshM[1] - 15.5) * sig;
1711 Float_t dy2 = - (thshM[1] - 7.5) * sig;
1713 TVirtualMC::GetMC()->Gspos(t2name, ipo++, mname, dx, dy, 0.025, rot1);
1715 TVirtualMC::GetMC()->Gspos(t2name, ipo++, mname, dx, dy, 0.025, rot1);
1717 TVirtualMC::GetMC()->Gspos(t3name, i+1, mname, dx - 3.45, dy1, 0.025, rot2);
1718 TVirtualMC::GetMC()->Gspos(t4name, i+1, mname, dx - 3.45, dy2, 0.025, rot2);
1721 TVirtualMC::GetMC()->Gspos(t1name, 2, mname, dx, 0., 0.025, rot1);
1722 TVirtualMC::GetMC()->Gspos(t3name, 6, mname, dx - 3.45, -(thshM[1] - 7.5), 0.025, rot2);
1727 void AliFRAMEv3::WebFrame(const char* name, Float_t dHz, Float_t theta0, Float_t phi0)
1730 // Create a web frame element
1733 Int_t *idtmed = fIdtmed->GetArray()-1999;
1734 const Float_t krad2deg = 180. / TMath::Pi();
1735 const Float_t kdeg2rad = 1. / krad2deg;
1736 const Int_t kAir = idtmed[2004];
1737 const Int_t kSteel = idtmed[2064];
1741 snprintf(nameA, 16, "%sA", name );
1744 snprintf(nameI, 16, "%sI", name );
1748 // Float_t theta = TMath::ATan(TMath::Tan(theta0)/TMath::Sin(phi0));
1749 Float_t theta = TMath::Pi()/2.;
1750 Float_t phi = TMath::ACos(TMath::Cos(theta0) * TMath::Cos(phi0));
1752 if (phi0 < 0) phi = -phi;
1760 ptrap[3] = 6./cos(theta0 * kdeg2rad)/2.;
1762 ptrap[5] = ptrap[4];
1764 ptrap[7] = ptrap[3];
1765 ptrap[8] = ptrap[4];
1766 ptrap[9] = ptrap[4];
1768 TVirtualMC::GetMC()->Gsvolu(name, "TRAP", kSteel, ptrap, 11);
1769 TVirtualMC::GetMC()->Gsvolu(nameI, "TRAP", kSteel, ptrap, 11);
1770 ptrap[3] = (6. - 1.)/cos(theta0 * kdeg2rad)/2.;
1772 ptrap[5] = ptrap[4];
1773 ptrap[7] = ptrap[3];
1774 ptrap[8] = ptrap[4];
1775 ptrap[9] = ptrap[4];
1777 TVirtualMC::GetMC()->Gsvolu(nameA, "TRAP", kAir, ptrap, 11);
1778 TVirtualMC::GetMC()->Gspos(nameA, 1, name, -0.25, 0.0, 0., 0, "ONLY");
1779 TVirtualMC::GetMC()->Gspos(nameA, 2, nameI, +0.25, 0.0, 0., 0, "ONLY");
1780 gGeoManager->GetVolume(name)->SetVisContainers();;
1781 gGeoManager->GetVolume(nameI)->SetVisContainers();;