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 "AliFRAMEv3.h"
40 #include "AliTrackReference.h"
48 //_____________________________________________________________________________
49 AliFRAMEv3::AliFRAMEv3():
55 //_____________________________________________________________________________
56 AliFRAMEv3::AliFRAMEv3(const char *name, const char *title)
57 : AliFRAME(name,title),
63 //___________________________________________
64 void AliFRAMEv3::CreateGeometry()
68 <img src="picts/frame.gif">
75 <img src="picts/tree_frame.gif">
83 AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0);
85 AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0);
86 AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0);
87 AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0);
89 AliMatrix(idrotm[2086], 80.0, 0.0, 90.0, 90., -10.0, 0.0);
90 AliMatrix(idrotm[2096], 100.0, 0.0, 90.0, 90., 10.0, 0.0);
92 AliMatrix(idrotm[2087], -100.0, 0.0, 90.0, 270., -10.0, 0.0);
93 AliMatrix(idrotm[2097], -80.0, 0.0, 90.0, 270., 10.0, 0.0);
95 AliMatrix(idrotm[2088], 90.0, 90.0, 90.0, 180., 0.0, 0.0);
96 AliMatrix(idrotm[2089], 90.0, 90.0, 90.0, 0., 0.0, 0.0);
98 AliMatrix(idrotm[2090], 90.0, 0.0, 0.0, 0., 90.0, 90.0);
99 AliMatrix(idrotm[2091], 0.0, 0.0, 90.0, 90., 90.0, 0.0);
101 // Matrices have been imported from Euclid. Some simplification
105 AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0);
106 AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0);
107 AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0);
108 AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0);
109 AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0);
110 AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0);
111 AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0);
112 AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0);
113 AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0);
114 AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0);
115 AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0);
116 AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0);
117 AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0);
118 AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0);
119 AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0);
120 AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0);
122 AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0);
123 AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0);
124 AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0);
125 AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0);
126 AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0);
127 AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0);
128 AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0);
129 AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0);
131 AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0);
132 AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0);
133 AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0);
134 AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0);
135 AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0);
136 AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0);
137 AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0);
140 Int_t *idtmed = fIdtmed->GetArray()-1999;
145 Float_t pbox[3], ptrap[11], ptrd1[4], ppgon[10];
152 const Float_t kEps = 0.01;
153 const Int_t kAir = idtmed[2004];
154 const Int_t kSteel = idtmed[2064];
156 const Float_t krad2deg = 180. / TMath::Pi();
157 const Float_t kdeg2rad = 1. / krad2deg;
158 const Float_t sin10 = TMath::Sin(10. * kdeg2rad);
159 const Float_t tan10 = TMath::Tan(10. * kdeg2rad);
160 const Float_t cos10 = TMath::Cos(10. * kdeg2rad);
162 const Float_t hR = 286; // distance of frame wrt vertex (tangential)
163 const Float_t iFrH = 119.00; // Height of inner frame
164 const Float_t ringH = 6.00; // Height of the ring bars
165 const Float_t ringW = 10.00; // Width of the ring bars in z
166 // Positions of ring bars
168 const Float_t dymodU[3] = {71.5, 228.5, 339.5};
170 const Float_t dymodL[3] = {50.0, 175.0, 297.5};
171 // orientation of web frame elements
172 const Float_t dymodO[5] = {10., -40., 20., -27.1, 18.4};
173 // Position of web frame elements
174 Float_t dymodW[5] = {70., 73.6, 224.5, 231.4, 340.2};
175 for (Int_t ii = 0; ii < 5; ii++) {
176 dymodW[ii] = dymodW[ii]-3.*TMath::Tan(dymodO[ii]*kdeg2rad);
178 // radial length of web frame elements
179 const Float_t dHz = 114.50;
180 // inner longitudinal bars 4 x 6
181 const Float_t longH = 6.00;
182 const Float_t longW = 4.00;
183 // outer longitudianl bars 8 x 8
184 const Float_t longOD = 8.0;
185 // length of inner longitudinal bars
186 const Float_t longLI = 615.;
188 // Frame mother volume
190 TGeoPgon* shB77A = new TGeoPgon(0., 360., 18, 2);
191 shB77A->SetName("shB77A");
192 shB77A->DefineSection( 0, -376.5, 280., 415.7);
193 shB77A->DefineSection( 1, 376.5, 280., 415.7);
194 TGeoBBox* shB77B = new TGeoBBox(3.42, 2., 375.5);
195 shB77B->SetName("shB77B");
196 TGeoTranslation* trB77A = new TGeoTranslation("trB77A", +283.32, 0., 0.);
197 TGeoTranslation* trB77B = new TGeoTranslation("trB77B", -283.32, 0., 0.);
198 trB77A->RegisterYourself();
199 trB77B->RegisterYourself();
200 TGeoCompositeShape* shB77 = new TGeoCompositeShape("shB77", "shB77A+shB77B:trB77A+shB77B:trB77B");
201 TGeoVolume* voB77 = new TGeoVolume("B077", shB77, gGeoManager->GetMedium("FRAME_Air"));
202 voB77->SetName("B077"); // just to avoid a warning
203 TVirtualMC::GetMC()->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY");
205 // Reference plane #1 for TRD
206 TGeoPgon* shBREFA = new TGeoPgon(0.0, 360., 18, 2);
207 shBREFA->DefineSection( 0, -376., 280., 280.1);
208 shBREFA->DefineSection( 1, 376., 280., 280.1);
209 shBREFA->SetName("shBREFA");
210 TGeoCompositeShape* shBREF1 = new TGeoCompositeShape("shBREF1", "shBREFA-(shB77B:trB77A+shB77B:trB77B)");
211 TGeoVolume* voBREF = new TGeoVolume("BREF1", shBREF1, gGeoManager->GetMedium("FRAME_Air"));
212 voBREF->SetVisibility(0);
213 TVirtualMC::GetMC()->Gspos("BREF1", 1, "B077", 0., 0., 0., 0, "ONLY");
234 ppgon[7] = -ppgon[4];
237 TVirtualMC::GetMC()->Gsvolu("B076", "PGON", kAir, ppgon, 10);
238 TVirtualMC::GetMC()->Gspos("B076", 1, "B077", 0., 0., 0., 0, "ONLY");
242 dz = 2. * 410.2 * TMath::Sin(10.*kdeg2rad) - 2. *dol * TMath::Cos(10.*kdeg2rad)- 2. * doh * TMath::Tan(10.*kdeg2rad);
244 Float_t l2 = dz/2.+2.*doh*TMath::Tan(10.*kdeg2rad);
247 TGeoVolumeAssembly* asBI42 = new TGeoVolumeAssembly("BI42");
249 ptrd1[0] = l2 - 0.6 * TMath::Tan(10.*kdeg2rad);
253 TVirtualMC::GetMC()->Gsvolu("BIH142", "TRD1", kSteel, ptrd1, 4);
255 ptrd1[1] = l1 + 0.6 * TMath::Tan(10.*kdeg2rad);
258 TVirtualMC::GetMC()->Gsvolu("BIH242", "TRD1", kSteel, ptrd1, 4);
261 ptrd1[0] = l1 + 0.6 * TMath::Tan(10.*kdeg2rad);
262 ptrd1[1] = l2 - 0.6 * TMath::Tan(10.*kdeg2rad);
265 TVirtualMC::GetMC()->Gsvolu("BIV42", "TRD1", kSteel, ptrd1, 4);
267 asBI42->AddNode(gGeoManager->GetVolume("BIV42"), 1, new TGeoTranslation(0., 0., 0.));
268 asBI42->AddNode(gGeoManager->GetVolume("BIH142"), 1, new TGeoTranslation(0., 0., 3.7));
269 asBI42->AddNode(gGeoManager->GetVolume("BIH242"), 1, new TGeoTranslation(0., 0., -3.7));
278 TVirtualMC::GetMC()->Gsvolu("B033", "BOX", kSteel, pbox, 3);
281 TVirtualMC::GetMC()->Gsvolu("B034", "BOX", kAir, pbox, 3);
282 TVirtualMC::GetMC()->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY");
291 TVirtualMC::GetMC()->Gsvolu("B080", "BOX", kSteel, pbox, 3);
295 TVirtualMC::GetMC()->Gsvolu("B081", "BOX", kAir, pbox, 3);
296 TVirtualMC::GetMC()->Gspos("B081", 1, "B080", 0., 0., 0., 0, "ONLY");
298 // Small 2nd reference plane elemenet
302 TVirtualMC::GetMC()->Gsvolu("BREF2", "BOX", kAir, pbox, 3);
303 TVirtualMC::GetMC()->Gspos("BREF2", 1, "B080", 3.37 - 0.05, 0., 0., 0, "ONLY");
305 TVirtualMC::GetMC()->Gspos("B080", 1, "B077", 283.3, 0., 0., 0, "ONLY");
306 TVirtualMC::GetMC()->Gspos("B080", 2, "B077", -283.3, 0., 0., idrotm[2087], "ONLY");
312 Float_t h, d, dq, x, theta;
314 h = (dymodU[1]-dymodU[0]-2.*dol)*.999;
318 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
321 theta = krad2deg * TMath::ACos(x);
335 TVirtualMC::GetMC()->Gsvolu("B047", "TRAP", kSteel, ptrap, 11);
337 ptrap[4] = (dol-ds)/x;
342 TVirtualMC::GetMC()->Gsvolu("B048", "TRAP", kAir, ptrap, 11);
343 TVirtualMC::GetMC()->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY");
352 h = (2.*dymodU[0]-2.*dol)*.999;
359 TVirtualMC::GetMC()->Gsvolu("BM49", "BOX ", kAir, pbox, 3);
363 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
364 theta = krad2deg * TMath::ACos(x);
366 ptrap[0] = dz/2.-kEps;
376 TVirtualMC::GetMC()->Gsvolu("B049", "TRAP", kSteel, ptrap, 11);
377 ptrap[0] = ptrap[0]-kEps;
379 ptrap[4] = (dol-ds)/x;
384 TVirtualMC::GetMC()->Gsvolu("B050", "TRAP", kAir, ptrap, 11);
385 TVirtualMC::GetMC()->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY");
386 TVirtualMC::GetMC()->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY");
389 Float_t dd1 = d*TMath::Tan(theta*kdeg2rad);
390 Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad);
391 Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.);
395 ptrap[1] = theta2*krad2deg;
398 ptrap[4] = (dz/2./x-dd1-dd2)/2.;
406 TVirtualMC::GetMC()->Gsvolu("B051", "TRAP", kSteel, ptrap, 11);
407 Float_t ddx0 = ptrap[8];
409 Float_t dd1s = dd1*(1.-2.*ds/d);
410 Float_t dd2s = dd2*(1.-2.*ds/d);
411 Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.);
415 ptrap[1] = theta2s*krad2deg;
418 ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2);
422 ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2);
425 TVirtualMC::GetMC()->Gsvolu("B052", "TRAP", kAir, ptrap, 11);
426 TVirtualMC::GetMC()->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY");
428 Float_t ddx, ddz, drx, drz, rtheta;
430 AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0);
431 rtheta = (90.-theta)*kdeg2rad;
432 ddx = -ddx0-dol*TMath::Tan(theta2);
435 drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0];
436 drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2];
437 TVirtualMC::GetMC()->Gspos("B051", 1, "BM49",
439 idrotm[2001], "ONLY");
441 AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0);
442 rtheta = (270.-theta)*kdeg2rad;
444 drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0];
445 drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2];
446 TVirtualMC::GetMC()->Gspos("B051", 2, "BM49",
448 idrotm[2002], "ONLY");
453 h = ((dymodU[2]-dymodU[1])-2.*dol)*.999;
455 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
456 theta = krad2deg * TMath::ACos(x);
467 TVirtualMC::GetMC()->Gsvolu("B045", "TRAP", kSteel, ptrap, 11);
469 ptrap[4] = (dol-ds)/x;
474 TVirtualMC::GetMC()->Gsvolu("B046", "TRAP", kAir, ptrap, 11);
475 TVirtualMC::GetMC()->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY");
478 // Positioning of diagonal bars
481 dz = (dymodU[1]+dymodU[0])/2.;
482 Float_t dz2 = (dymodU[1]+dymodU[2])/2.;
488 dx = rd * TMath::Sin(phi*kdeg2rad);
489 dy = rd * TMath::Cos(phi*kdeg2rad);
492 TVirtualMC::GetMC()->Gspos("B045", 1, "B076", -dx, dy, dz2, idrotm[2019], "ONLY");
493 TVirtualMC::GetMC()->Gspos("B045", 2, "B076", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ?
494 TVirtualMC::GetMC()->Gspos("B045", 3, "B076", dx, dy, dz2, idrotm[2020], "ONLY");
495 TVirtualMC::GetMC()->Gspos("B045", 4, "B076", dx, dy, -dz2, idrotm[2027], "ONLY");
503 dx = rd * TMath::Sin(phi*kdeg2rad);
504 dy = rd * TMath::Cos(phi*kdeg2rad);
506 TVirtualMC::GetMC()->Gspos("B045", 5, "B076", -dx, dy, dz2, idrotm[2021], "ONLY");
507 TVirtualMC::GetMC()->Gspos("B045", 6, "B076", -dx, dy, -dz2, idrotm[2028], "ONLY");
508 TVirtualMC::GetMC()->Gspos("B045", 7, "B076", dx, dy, dz2, idrotm[2022], "ONLY");
509 TVirtualMC::GetMC()->Gspos("B045", 8, "B076", dx, dy, -dz2, idrotm[2029], "ONLY");
516 dx = rd * TMath::Sin(phi*kdeg2rad);
517 dy = rd * TMath::Cos(phi*kdeg2rad);
519 TVirtualMC::GetMC()->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY");
520 TVirtualMC::GetMC()->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "ONLY");
521 TVirtualMC::GetMC()->Gspos("B047", 15, "B076", dx, -dy, dz, idrotm[2012], "ONLY");
522 TVirtualMC::GetMC()->Gspos("B047", 16, "B076", dx, -dy, -dz, idrotm[2011], "ONLY");
524 TVirtualMC::GetMC()->Gspos("B045", 9, "B076", -dx, dy, dz2, idrotm[2023], "ONLY");
525 TVirtualMC::GetMC()->Gspos("B045", 10, "B076", -dx, dy, -dz2, idrotm[2031], "ONLY");
526 TVirtualMC::GetMC()->Gspos("B045", 11, "B076", dx, dy, dz2, idrotm[2026], "ONLY");
527 TVirtualMC::GetMC()->Gspos("B045", 12, "B076", dx, dy, -dz2, idrotm[2030], "ONLY");
529 TVirtualMC::GetMC()->Gspos("B045", 13, "B076", -dx, -dy, dz2, idrotm[2024], "ONLY");
530 TVirtualMC::GetMC()->Gspos("B045", 14, "B076", -dx, -dy, -dz2, idrotm[2032], "ONLY");
531 TVirtualMC::GetMC()->Gspos("B045", 15, "B076", dx, -dy, dz2, idrotm[2025], "ONLY");
532 TVirtualMC::GetMC()->Gspos("B045", 16, "B076", dx, -dy, -dz2, idrotm[2033], "ONLY");
534 TVirtualMC::GetMC()->Gspos("BM49", 7, "B076", dx, -dy, 0., idrotm[2025], "ONLY");
535 TVirtualMC::GetMC()->Gspos("BM49", 8, "B076", -dx, -dy, 0., idrotm[2024], "ONLY");
538 // The internal frame
544 ptrd1[0] = (hR - longH/2.) * TMath::Tan(10. * kdeg2rad);
545 ptrd1[1] = (hR - longH/2. + iFrH ) * TMath::Tan(10. * kdeg2rad);;
547 ptrd1[3] = iFrH / 2.;
550 Float_t rout1 = 405.5;
551 Float_t rout2 = 411.55;
554 for (i = 0; i < 18; i++) {
559 if (mod > 17) mod -= 18;
560 snprintf(name, 16, "BSEGMO%d", mod);
561 TVirtualMC::GetMC()->Gsvolu(name, "TRD1", kAir, ptrd1, 4);
562 gGeoManager->GetVolume(name)->SetVisibility(kFALSE);
566 Float_t phi1 = i * 20.;
567 Float_t phi2 = 270 + phi1;
568 if (phi2 >= 360.) phi2 -= 360.;
570 dx = TMath::Sin(phi1*kdeg2rad)*r;
571 dy = -TMath::Cos(phi1*kdeg2rad)*r;
574 snprintf(nameR, 16, "B43_Rot_%d", i);
575 TGeoRotation* rot = new TGeoRotation(nameR, 90.0, phi1, 0., 0., 90., phi2);
576 AliMatrix(idrotm[2034+i], 90.0, phi1, 0., 0., 90., phi2);
577 TGeoVolume* vol77 = gGeoManager->GetVolume("B077");
578 TGeoVolume* volS = gGeoManager->GetVolume(name);
579 vol77->AddNode(volS, 1, new TGeoCombiTrans(dx, dy, 0., rot));
582 // Position elements of outer Frame
584 dx = TMath::Sin(phi1*kdeg2rad)*rout1;
585 dy = -TMath::Cos(phi1*kdeg2rad)*rout1;
586 for (j = 0; j < 3; j++)
589 TGeoVolume* vol = gGeoManager->GetVolume("B076");
590 vol->AddNode(asBI42, 6*i+2*j+1, new TGeoCombiTrans(dx, dy, dz, rot));
591 vol->AddNode(asBI42, 6*i+2*j+2, new TGeoCombiTrans(dx, dy, -dz, rot));
596 AliMatrix(idrotm[2052+i], 90.0, phi1, 90., phi2, 0., 0.);
598 dx = TMath::Sin(phi1*kdeg2rad)*rout2;
599 dy = -TMath::Cos(phi1*kdeg2rad)*rout2;
600 TVirtualMC::GetMC()->Gspos("B033", i+1, "B076", dx, dy, 0., idrotm[2052+i], "ONLY");
603 // Internal Frame rings
606 // 60x60x5x6 for inner rings (I-beam)
607 // 100x60x5 for front and rear rings
610 ptrd1[0] = (hR - longH / 2.) * tan10 - longW / 2. / cos10;
611 ptrd1[1] = (hR + longH / 2.) * tan10 - longW / 2. / cos10;
612 ptrd1[2] = ringW / 2.;
613 ptrd1[3] = ringH / 2.;
615 TVirtualMC::GetMC()->Gsvolu("B072", "TRD1", kSteel, ptrd1, 4);
617 ptrd1[0] = (hR - longH / 2. + 0.5) * tan10 - longW / 2. / cos10;
618 ptrd1[1] = (hR + longH / 2. - 0.5) * tan10 - longW / 2. / cos10;
619 ptrd1[2] = ringW / 2. - 0.5;
620 ptrd1[3] = ringH / 2. - 0.5;
622 TVirtualMC::GetMC()->Gsvolu("B073", "TRD1", kAir, ptrd1, 4);
623 TVirtualMC::GetMC()->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY");
627 TGeoVolumeAssembly* asBI72 = new TGeoVolumeAssembly("BI72");
629 ptrd1[0] = 288.5* TMath::Sin(10.* kdeg2rad) - 2.1;
630 ptrd1[1] = 289.0 * TMath::Sin(10.* kdeg2rad) - 2.1;
633 TVirtualMC::GetMC()->Gsvolu("BIH172", "TRD1", kSteel, ptrd1, 4);
634 ptrd1[0] = 283.0 * TMath::Sin(10.* kdeg2rad) - 2.1;
635 ptrd1[1] = 283.5 * TMath::Sin(10.* kdeg2rad) - 2.1;
638 TVirtualMC::GetMC()->Gsvolu("BIH272", "TRD1", kSteel, ptrd1, 4);
641 ptrd1[0] = 283.5 * TMath::Sin(10.* kdeg2rad) - 2.1;
642 ptrd1[1] = 288.5 * TMath::Sin(10.* kdeg2rad) - 2.1;
645 TVirtualMC::GetMC()->Gsvolu("BIV72", "TRD1", kSteel, ptrd1, 4);
647 asBI72->AddNode(gGeoManager->GetVolume("BIV72"), 1, new TGeoTranslation(0., 0., 0.));
648 asBI72->AddNode(gGeoManager->GetVolume("BIH172"), 1, new TGeoTranslation(0., 0., 2.75));
649 asBI72->AddNode(gGeoManager->GetVolume("BIH272"), 1, new TGeoTranslation(0., 0., -2.75));
653 // h x w x s = 60 x 40 x 5
654 // (attention: elements are half bars, "U" shaped)
657 WebFrame("B063", dHz, dymodO[0], 10.);
658 WebFrame("B163", dHz, dymodO[1], 10.);
659 WebFrame("B263", dHz, dymodO[2], 10.);
660 WebFrame("B363", dHz, dymodO[3], 10.);
661 WebFrame("B463", dHz, dymodO[4], 10.);
663 dz = -iFrH / 2. + ringH / 2.+ kEps;
665 Float_t dz0 = longH / 2.;
666 Float_t dx0 = (hR + dz0 + 113/2.) * tan10 - longW / 4. / cos10;
667 for (jmod = 0; jmod< 18; jmod++)
670 for (i = 0; i < 3; i++) {
671 // if ((i == 2) || (jmod ==0) || (jmod == 8)) {
673 TVirtualMC::GetMC()->Gspos("B072", 6*jmod+i+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY");
674 TVirtualMC::GetMC()->Gspos("B072", 6*jmod+i+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY");
676 TGeoVolume* vol = gGeoManager->GetVolume(module[jmod]);
677 vol->AddNode(asBI72, 6*jmod+i+1, new TGeoTranslation(0, dymodL[i], dz));
678 vol->AddNode(asBI72, 6*jmod+i+4, new TGeoTranslation(0, -dymodL[i], dz));
683 // outer diagonal web
685 dy = dymodW[0] - (dHz/2.) * TMath::Tan(dymodO[0] * kdeg2rad);
687 for (jmod = 0; jmod < 18; jmod++) {
688 TVirtualMC::GetMC()->Gspos("B063I", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2096], "ONLY");
689 TVirtualMC::GetMC()->Gspos("B063", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2097], "ONLY");
690 TVirtualMC::GetMC()->Gspos("B063I", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
691 TVirtualMC::GetMC()->Gspos("B063", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
694 dy = dymodW[1] - (dHz/2.) * TMath::Tan(dymodO[1] * kdeg2rad);
696 for (jmod = 0; jmod < 18; jmod++) {
697 TVirtualMC::GetMC()->Gspos("B163I", 4*jmod+1, module[jmod], dx0, -dy, dz0, idrotm[2096], "ONLY");
698 TVirtualMC::GetMC()->Gspos("B163", 4*jmod+2, module[jmod], dx0, dy, dz0, idrotm[2097], "ONLY");
699 TVirtualMC::GetMC()->Gspos("B163I", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2087], "ONLY");
700 TVirtualMC::GetMC()->Gspos("B163", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2086], "ONLY");
703 dy = dymodW[2] - (dHz/2) * TMath::Tan(dymodO[2] * kdeg2rad);
705 for (jmod = 0; jmod < 18; jmod++) {
706 TVirtualMC::GetMC()->Gspos("B263I", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2096], "ONLY");
707 TVirtualMC::GetMC()->Gspos("B263", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2097], "ONLY");
708 TVirtualMC::GetMC()->Gspos("B263I", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
709 TVirtualMC::GetMC()->Gspos("B263", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
712 dy = dymodW[3] - (dHz/2.) * TMath::Tan(dymodO[3] * kdeg2rad);
714 for (jmod = 0; jmod < 18; jmod++) {
715 TVirtualMC::GetMC()->Gspos("B363I", 4*jmod+1, module[jmod], dx0, -dy, dz0, idrotm[2096], "ONLY");
716 TVirtualMC::GetMC()->Gspos("B363", 4*jmod+2, module[jmod], dx0, dy, dz0, idrotm[2097], "ONLY");
717 TVirtualMC::GetMC()->Gspos("B363I", 4*jmod+3, module[jmod], -dx0, dy, dz0, idrotm[2087], "ONLY");
718 TVirtualMC::GetMC()->Gspos("B363", 4*jmod+4, module[jmod], -dx0, -dy, dz0, idrotm[2086], "ONLY");
721 dy = dymodW[4] - (dHz/2.) * TMath::Tan(dymodO[4] * kdeg2rad);
723 for (jmod = 0; jmod < 18; jmod++) {
724 TVirtualMC::GetMC()->Gspos("B463I", 4*jmod+1, module[jmod], dx0, dy, dz0, idrotm[2096], "ONLY");
725 TVirtualMC::GetMC()->Gspos("B463", 4*jmod+2, module[jmod], dx0, -dy, dz0, idrotm[2097], "ONLY");
726 TVirtualMC::GetMC()->Gspos("B463I", 4*jmod+3, module[jmod], -dx0, -dy, dz0, idrotm[2087], "ONLY");
727 TVirtualMC::GetMC()->Gspos("B463", 4*jmod+4, module[jmod], -dx0, dy, dz0, idrotm[2086], "ONLY");
730 // longitudinal bars (TPC rails attached)
732 // h x w x s = 100 x 75 x 6
736 // Attention: 2 "U" shaped half rods per cell
737 // longitudinal bars (no TPC rails attached)
738 // new specs: h x w x s = 40 x 60 x 5
743 lbox[0] = longW / 4.;
744 lbox[2] = longH / 2.;
745 lbox[1] = longLI / 2.;
746 TVirtualMC::GetMC()->Gsvolu("BA59", "BOX", kSteel, lbox, 3);
747 lbox[0] = longW / 4. - 0.25;
748 lbox[2] = longH / 2. - 0.50;
749 TVirtualMC::GetMC()->Gsvolu("BA62", "BOX", kAir, lbox, 3);
750 TVirtualMC::GetMC()->Gspos("BA62", 1, "BA59", 0.25, 0.0, 0.0, 0, "ONLY");
752 dz = -iFrH / 2. + longH / 2. - 0.17;
753 dx = hR * tan10 - longW / 4. / cos(10);
754 for (jmod = 0; jmod < 18; jmod++) {
755 TVirtualMC::GetMC()->Gspos("BA59", 2*jmod+1, module[jmod], 49.31, 0.0, dz, idrotm[2096], "ONLY");
756 TVirtualMC::GetMC()->Gspos("BA59", 2*jmod+2, module[jmod], -49.31, 0.0, dz, idrotm[2087], "ONLY");
765 lbox[1] = longLI / 2.;
766 TVirtualMC::GetMC()->Gsvolu("BTRDR_10", "BOX", kSteel, lbox, 3);
768 ptrd1[1] = 3. + 0.4 * tan10;
771 TVirtualMC::GetMC()->Gsvolu("BTRDR_11", "TRD1", kSteel, ptrd1, 4);
776 lbox[1] = longLI / 2.;
777 TVirtualMC::GetMC()->Gsvolu("BTRDR_2", "BOX", kAir, lbox, 3);
784 TVirtualMC::GetMC()->Gsvolu("BTRDR_3", "BOX", kAir, lbox, 3);
786 dz = -iFrH / 2. + longH / 2.;
788 for (jmod = 0; jmod < 18; jmod++) {
789 dx0 = (hR + dz0 + 80.5 - 4.) * tan10 - (longW / 2. + 0.2) / cos10;
790 TVirtualMC::GetMC()->Gspos("BTRDR_10", 2*jmod+1, module[jmod], dx0, 0.0, dz + 3. + (80. - 4.), idrotm[2096], "ONLY");
791 TVirtualMC::GetMC()->Gspos("BTRDR_10", 2*jmod+2, module[jmod], -dx0, 0.0, dz + 3. + (80. - 4.), idrotm[2086], "ONLY");
793 dx0 = (hR + dz0 + 80.5 - 0.2) * tan10 - (longW / 2. + 3. + 0.4) / cos10;
794 TVirtualMC::GetMC()->Gspos("BTRDR_11", 2*jmod+1, module[jmod], dx0, 0.0, dz + 3. + 80.5 - 0.2, 0, "ONLY");
795 TVirtualMC::GetMC()->Gspos("BTRDR_11", 2*jmod+2, module[jmod], -dx0, 0.0, dz + 3. + 80.5 - 0.2, 0, "ONLY");
797 dx0 = (hR + dz0 ) * tan10 + 10. * sin10 - (longW / 4. + 0.5) / cos10;
798 TVirtualMC::GetMC()->Gspos("BTRDR_2", 2*jmod+1, module[jmod], dx0-1.5, 0.0, dz + 3. + 8. * cos10, idrotm[2096], "ONLY");
799 TVirtualMC::GetMC()->Gspos("BTRDR_2", 2*jmod+2, module[jmod], -dx0+1.5, 0.0, dz + 3. + 8. * cos10, idrotm[2086], "ONLY");
801 TVirtualMC::GetMC()->Gspos("BTRDR_3", 2*jmod+1, module[jmod], 50.96-5-2., 0.0, dz+3.7, 0, "ONLY");
802 TVirtualMC::GetMC()->Gspos("BTRDR_3", 2*jmod+2, module[jmod], -50.96+5+2., 0.0, dz+3.7, 0, "ONLY");
809 MakeHeatScreen("M", dyM, idrotm[2090], idrotm[2091]);
810 Float_t dyAM = 119.5;
811 MakeHeatScreen("AM", dyAM, idrotm[2090], idrotm[2091]);
812 Float_t dyA = 122.5 - 5.5;
813 MakeHeatScreen("A" , dyA, idrotm[2090], idrotm[2091]);
819 for (i = 0; i < 18; i++) {
822 snprintf(nameMo, 16, "BSEGMO%d",i);
824 TVirtualMC::GetMC()->Gspos("BTSH_M" , i+1 , nameMo, 0., 0., dz, 0, "ONLY");
826 dy = dymodL[0] + dyAM / 2. + 3.;
827 TVirtualMC::GetMC()->Gspos("BTSH_AM", i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
828 TVirtualMC::GetMC()->Gspos("BTSH_AM", i+19, nameMo, 0., -dy, dz, 0, "ONLY");
830 dy = dymodL[1] + dyA / 2 + 0.4;
831 TVirtualMC::GetMC()->Gspos("BTSH_A" , i+ 1, nameMo, 0., dy, dz, 0, "ONLY");
832 TVirtualMC::GetMC()->Gspos("BTSH_A" , i+19, nameMo, 0., -dy, dz, 0, "ONLY");
837 // TRD mother volumes
839 // absolute position of center 290.43 + 38.95 = 329.38
840 // frame center 283.00 + 59.50 = 342.50
841 // relative position of TRD 329.38 - 342.50
842 ptrd1[0] = 47.4405; // CBL 28/6/2006
843 ptrd1[1] = 61.1765; // CBL
844 ptrd1[2] = 375.5; // CBL
845 ptrd1[3] = 38.95; // CBL
847 for (i = 0; i < 18; i++) {
849 snprintf(nameCh, 16, "BTRD%d",i);
851 snprintf(nameMo, 16, "BSEGMO%d",i);
852 TVirtualMC::GetMC()->Gsvolu(nameCh, "TRD1", kAir, ptrd1, 4);
853 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
854 TVirtualMC::GetMC()->Gspos(nameCh, 1, nameMo, 0., 0., -13.12, 0, "ONLY"); // CBL 28/6/2006
858 // TOF mother volumes as modified by B.Guerzoni
859 // to remove overlaps/extrusions in case of aligned TOF SMs
866 snprintf(nameChA, 16, "BTOFA");
867 TGeoTrd1 *trd1=new TGeoTrd1(nameChA,ptrd1[0],ptrd1[1],ptrd1[2],ptrd1[3]);
868 trd1->SetName("BTOFA"); // just to avoid a warning
870 snprintf(nameChB, 16, "BTOFB");
871 TGeoBBox *box1 = new TGeoBBox(nameChB,64.25 ,372.6, 14.525/2);
872 box1->SetName("BTOFB"); // just to avoid a warning
873 TGeoTranslation *tr1 = new TGeoTranslation("trnsl1",0, 0, -14.525/2 );
874 tr1->RegisterYourself();
875 TGeoTranslation *tr2 = new TGeoTranslation("trnsl2",0, 0, +14.525/2 );
876 tr2->RegisterYourself();
877 TGeoCompositeShape *btofcs =new TGeoCompositeShape("Btofcs","(BTOFA:trnsl1)+(BTOFB:trnsl2)");
880 for (i = 0; i < 18; i++) {
882 snprintf(nameCh, 16, "BTOF%d",i);
884 snprintf(nameMo, 16, "BSEGMO%d",i);
885 TGeoVolume* btf = new TGeoVolume(nameCh, btofcs, gGeoManager->GetMedium("FRAME_Air"));
886 btf->SetName(nameCh);
887 gGeoManager->GetVolume(nameCh)->SetVisibility(kFALSE);
888 TVirtualMC::GetMC()->Gspos(nameCh, 1, nameMo, 0., 0., 43.525, 0, "ONLY");
891 // Geometry of Rails starts here
895 // Rails for space-frame
902 TVirtualMC::GetMC()->Gsvolu("BRS1", "BOX", kAir, rbox, 3);
906 TVirtualMC::GetMC()->Gsvolu("BRS2", "BOX", kSteel, rbox, 3);
910 TVirtualMC::GetMC()->Gsvolu("BRS3", "BOX", kSteel, rbox, 3);
912 TVirtualMC::GetMC()->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY");
913 TVirtualMC::GetMC()->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY");
914 TVirtualMC::GetMC()->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY");
915 TVirtualMC::GetMC()->Gspos("BRS1", 1, "ALIC", -430.-3., -190., 0., 0, "ONLY");
916 TVirtualMC::GetMC()->Gspos("BRS1", 2, "ALIC", 430.+3., -190., 0., 0, "ONLY");
921 TVirtualMC::GetMC()->Gsvolu("BRS4", "BOX", kSteel, rbox, 3);
923 TVirtualMC::GetMC()->Gspos("BRS4", 1, "ALIC", 430.+3., -190.+55./2.+rbox[1], 224., 0, "ONLY");
924 TVirtualMC::GetMC()->Gspos("BRS4", 2, "ALIC", 430.+3., -190.+55./2.+rbox[1], -224., 0, "ONLY");
925 // TVirtualMC::GetMC()->Gspos("BRS4", 3, "ALIC", -430.+3, -180.+55./2.+rbox[1], 224., 0, "ONLY");
926 // TVirtualMC::GetMC()->Gspos("BRS4", 4, "ALIC", -430.+3, -180.+55./2.+rbox[1], -224., 0, "ONLY");
934 Float_t kBFMRin = 270.0;
936 Float_t kBFMRou = 417.5;
938 Float_t kBFMdz = 118.0;
942 Float_t kBFRdr = 7.5;
943 Float_t kBFRdz = 8.0;
949 Float_t kBFBdd = 0.6;
956 tpar[2] = kBFMdz / 2.;
957 TVirtualMC::GetMC()->Gsvolu("BFMO", "TUBE", kAir, tpar, 3);
959 // CBL ////////////////////////////////////////////////////////
964 ptrd1[0] = 47.4405 - 0.3;
965 ptrd1[1] = 61.1765 - 0.3;
966 ptrd1[2] = kBFMdz / 2.;
968 TVirtualMC::GetMC()->Gsvolu("BFTRD", "TRD1", kAir, ptrd1, 4);
969 gGeoManager->GetVolume("BFTRD")->SetVisibility(kFALSE);
971 for (i = 0; i < 18; i++) {
973 Float_t phiBF = i * 20.0;
974 dx = TMath::Sin(phiBF*kdeg2rad)*(342.0-12.62);
975 dy = -TMath::Cos(phiBF*kdeg2rad)*(342.0-12.62);
976 TVirtualMC::GetMC()->Gspos("BFTRD",i,"BFMO",dx,dy,0.0,idrotm[2034+i],"ONLY");
980 // CBL ////////////////////////////////////////////////////////
986 tpar[1] = tpar[0] + kBFRdr;
987 tpar[2] = kBFRdz / 2.;
989 TVirtualMC::GetMC()->Gsvolu("BFIR", "TUBE", kSteel, tpar, 3);
991 tpar[0] = tpar[0] + kBFBdd;
992 tpar[1] = tpar[1] - kBFBdd;
993 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
995 TVirtualMC::GetMC()->Gsvolu("BFII", "TUBE", kAir, tpar, 3);
996 TVirtualMC::GetMC()->Gspos("BFII", 1, "BFIR", 0., 0., 0., 0, "ONLY");
1000 tpar[0] = kBFMRou - kBFRdr + 0.1;
1002 tpar[2] = kBFRdz / 2.;
1004 TVirtualMC::GetMC()->Gsvolu("BFOR", "TUBE", kSteel, tpar, 3);
1006 tpar[0] = tpar[0] + kBFBdd;
1007 tpar[1] = tpar[1] - kBFBdd;
1008 tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.;
1010 TVirtualMC::GetMC()->Gsvolu("BFOO", "TUBE", kAir, tpar, 3);
1011 TVirtualMC::GetMC()->Gspos("BFOO", 1, "BFOR", 0., 0., 0., 0, "ONLY");
1014 dz = kBFMdz/2. - kBFRdz / 2.;
1015 TVirtualMC::GetMC()->Gspos("BFIR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
1016 TVirtualMC::GetMC()->Gspos("BFIR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
1017 TVirtualMC::GetMC()->Gspos("BFOR", 1, "BFMO", 0., 0., dz, 0, "ONLY");
1018 TVirtualMC::GetMC()->Gspos("BFOR", 2, "BFMO", 0., 0., -dz, 0, "ONLY");
1021 // Longitudinal Bars
1027 bpar[2] = kBFMdz/2. - kBFBd;
1028 TVirtualMC::GetMC()->Gsvolu("BFLB", "BOX ", kSteel, bpar, 3);
1030 bpar[0] = bpar[0] - kBFBdd;
1031 bpar[1] = bpar[1] - kBFBdd;
1032 bpar[2] = bpar[2] - kBFBdd;
1033 TVirtualMC::GetMC()->Gsvolu("BFLL", "BOX ", kAir, bpar, 3);
1034 TVirtualMC::GetMC()->Gspos("BFLL", 1, "BFLB", 0., 0., 0., 0, "ONLY");
1036 for (i = 0; i < 18; i++)
1038 Float_t ro = kBFMRou - kBFBd / 2. - 0.02;
1039 Float_t ri = kBFMRin + kBFBd / 2.;
1041 Float_t phi0 = Float_t(i) * 20.;
1043 Float_t xb = ri * TMath::Cos(phi0 * kDegrad);
1044 Float_t yb = ri * TMath::Sin(phi0 * kDegrad);
1045 AliMatrix(idrotm[2090+i], 90.0, phi0, 90.0, phi0 + 270., 0., 0.);
1047 TVirtualMC::GetMC()->Gspos("BFLB", i + 1, "BFMO", xb, yb, 0., idrotm[2090 + i], "ONLY");
1049 xb = ro * TMath::Cos(phi0 * kDegrad);
1050 yb = ro * TMath::Sin(phi0 * kDegrad);
1052 TVirtualMC::GetMC()->Gspos("BFLB", i + 19, "BFMO", xb, yb, 0., idrotm[2090 +i], "ONLY");
1058 bpar[0] = (kBFMRou - kBFMRin - 2. * kBFRdr) / 2.;
1062 // Avoid overlap with circle
1063 Float_t rr = kBFMRou - kBFRdr;
1064 Float_t delta = rr - TMath::Sqrt(rr * rr - kBFBd * kBFBd / 4.) + 0.01;
1065 bpar[0] -= delta /2.;
1068 TVirtualMC::GetMC()->Gsvolu("BFRB", "BOX ", kSteel, bpar, 3);
1070 bpar[0] = bpar[0] - kBFBdd;
1071 bpar[1] = bpar[1] - kBFBdd;
1072 bpar[2] = bpar[2] - kBFBdd;
1073 TVirtualMC::GetMC()->Gsvolu("BFRR", "BOX ", kAir, bpar, 3);
1074 TVirtualMC::GetMC()->Gspos("BFRR", 1, "BFRB", 0., 0., 0., 0, "ONLY");
1076 Int_t iphi[10] = {0, 1, 3, 6, 8, 9, 10, 12, 15, 17};
1078 for (i = 0; i < 10; i++)
1081 Float_t rb = (kBFMRin + kBFMRou)/2.;
1082 Float_t phib = Float_t(iphi[i]) * 20.;
1084 Float_t xb = rb * TMath::Cos(phib * kDegrad);
1085 Float_t yb = rb * TMath::Sin(phib * kDegrad);
1087 TVirtualMC::GetMC()->Gspos("BFRB", i + 1, "BFMO", xb, yb, dz, idrotm[2034 + iphi[i]], "ONLY");
1088 TVirtualMC::GetMC()->Gspos("BFRB", i + 11, "BFMO", xb, yb, -dz, idrotm[2034 + iphi[i]], "ONLY");
1092 TVirtualMC::GetMC()->Gspos("BFMO", i + 19, "ALIC", 0, 0, - 376. - kBFMdz/2. - 0.5 , 0, "ONLY");
1103 Float_t kBBMRin = 278.0;
1105 Float_t kBBMRou = 410.5;
1107 Float_t kBBMdz = 223.0;
1108 Float_t kBBBdz = 6.0;
1109 Float_t kBBBdd = 0.6;
1112 // The Mother volume
1119 ppgon[4] = -kBBMdz / 2. ;
1123 ppgon[7] = -ppgon[4];
1124 ppgon[8] = ppgon[5];
1125 ppgon[9] = ppgon[6];
1127 TVirtualMC::GetMC()->Gsvolu("BBMO", "PGON", kAir, ppgon, 10);
1128 TVirtualMC::GetMC()->Gsdvn("BBCE", "BBMO", 18, 2);
1130 // CBL ////////////////////////////////////////////////////////
1132 // TRD mother volume
1135 AliMatrix(idrotm[2092], 90.0, 90.0, 0.0, 0.0, 90.0, 0.0);
1137 ptrd1[0] = 47.4405 - 2.5;
1138 ptrd1[1] = 61.1765 - 2.5;
1139 ptrd1[2] = kBBMdz / 2.;
1141 TVirtualMC::GetMC()->Gsvolu("BBTRD", "TRD1", kAir, ptrd1, 4);
1142 gGeoManager->GetVolume("BBTRD")->SetVisibility(kFALSE);
1143 TVirtualMC::GetMC()->Gspos("BBTRD", 1, "BBCE", 342.0-12.62, 0.0, 0.0, idrotm[2092], "ONLY");
1145 // CBL ////////////////////////////////////////////////////////
1147 // Longitudinal bars
1148 bpar[0] = kBBBdz/2.;
1150 bpar[2] = kBBMdz/2. - kBBBdz;
1151 TVirtualMC::GetMC()->Gsvolu("BBLB", "BOX ", kSteel, bpar, 3);
1155 TVirtualMC::GetMC()->Gsvolu("BBLL", "BOX ", kAir, bpar, 3);
1156 TVirtualMC::GetMC()->Gspos("BBLL", 1, "BBLB", 0., 0., 0., 0, "ONLY");
1158 dx = kBBMRin + kBBBdz/2. + (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1159 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1160 TVirtualMC::GetMC()->Gspos("BBLB", 1, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1162 dx = kBBMRou - kBBBdz/2. - (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad);
1163 dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad);
1165 TVirtualMC::GetMC()->Gspos("BBLB", 2, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1170 bpar[0] = (kBBMRou - kBBMRin) / 2. - kBBBdz;
1174 TVirtualMC::GetMC()->Gsvolu("BBRB", "BOX ", kSteel, bpar, 3);
1178 TVirtualMC::GetMC()->Gsvolu("BBRR", "BOX ", kAir, bpar, 3);
1179 TVirtualMC::GetMC()->Gspos("BBRR", 1, "BBRB", 0., 0., 0., 0, "ONLY");
1182 dx = (kBBMRou + kBBMRin) / 2.;
1183 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1184 dz = kBBMdz/2. - kBBBdz / 2.;
1186 TVirtualMC::GetMC()->Gspos("BBRB", 1, "BBCE", dx, dy, dz, idrotm[2052], "ONLY");
1187 TVirtualMC::GetMC()->Gspos("BBRB", 2, "BBCE", dx, dy, - dz, idrotm[2052], "ONLY");
1188 TVirtualMC::GetMC()->Gspos("BBRB", 3, "BBCE", dx, dy, 0., idrotm[2052], "ONLY");
1195 bpar[1] = kBBMRin * TMath::Sin(10. * kDegrad);
1198 TVirtualMC::GetMC()->Gsvolu("BBC1", "BOX ", kSteel, bpar, 3);
1202 TVirtualMC::GetMC()->Gsvolu("BBC2", "BOX ", kAir, bpar, 3);
1203 TVirtualMC::GetMC()->Gspos("BBC2", 1, "BBC1", 0., 0., 0., 0, "ONLY");
1204 dx = kBBMRin + kBBBdz/2;
1206 TVirtualMC::GetMC()->Gspos("BBC1", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1207 TVirtualMC::GetMC()->Gspos("BBC1", 2, "BBCE", dx, dy, -dz, 0, "ONLY");
1210 bpar[1] = (kBBMRou - kBBBdz) * TMath::Sin(10. * kDegrad);
1213 TVirtualMC::GetMC()->Gsvolu("BBC3", "BOX ", kSteel, bpar, 3);
1217 TVirtualMC::GetMC()->Gsvolu("BBC4", "BOX ", kAir, bpar, 3);
1218 TVirtualMC::GetMC()->Gspos("BBC4", 1, "BBC3", 0., 0., 0., 0, "ONLY");
1219 dx = kBBMRou - kBBBdz/2;
1221 TVirtualMC::GetMC()->Gspos("BBC3", 1, "BBCE", dx, dy, dz, 0, "ONLY");
1222 TVirtualMC::GetMC()->Gspos("BBC3", 2, "BBCE", dx, dy, - dz, 0, "ONLY");
1226 h = (kBBMRou - kBBMRin - 2. * kBBBdz);;
1228 dz = kBBMdz/2. - 1.6 * kBBBdz;
1231 x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq;
1234 theta = kRaddeg * TMath::ACos(x);
1241 ptrap[5] = ptrap[4];
1243 ptrap[7] = ptrap[3];
1244 ptrap[8] = ptrap[4];
1245 ptrap[9] = ptrap[4];
1247 TVirtualMC::GetMC()->Gsvolu("BBD1", "TRAP", kSteel, ptrap, 11);
1248 ptrap[3] = d/2-kBBBdd;
1249 ptrap[4] = (d/2-kBBBdd)/x;
1250 ptrap[5] = ptrap[4];
1251 ptrap[7] = ptrap[3];
1252 ptrap[8] = ptrap[4];
1253 ptrap[9] = ptrap[4];
1254 TVirtualMC::GetMC()->Gsvolu("BBD3", "TRAP", kAir, ptrap, 11);
1255 TVirtualMC::GetMC()->Gspos("BBD3", 1, "BBD1", 0.0, 0.0, 0., 0, "ONLY");
1256 dx = (kBBMRou + kBBMRin) / 2.;
1257 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1258 TVirtualMC::GetMC()->Gspos("BBD1", 1, "BBCE", dx, dy, dz/2. + kBBBdz/2., idrotm[2052], "ONLY");
1266 ptrap[5] = ptrap[4];
1268 ptrap[7] = ptrap[3];
1269 ptrap[8] = ptrap[4];
1270 ptrap[9] = ptrap[4];
1272 TVirtualMC::GetMC()->Gsvolu("BBD2", "TRAP", kSteel, ptrap, 11);
1273 ptrap[3] = d/2-kBBBdd;
1274 ptrap[4] = (d/2-kBBBdd)/x;
1275 ptrap[5] = ptrap[4];
1276 ptrap[7] = ptrap[3];
1277 ptrap[8] = ptrap[4];
1278 ptrap[9] = ptrap[4];
1279 TVirtualMC::GetMC()->Gsvolu("BBD4", "TRAP", kAir, ptrap, 11);
1280 TVirtualMC::GetMC()->Gspos("BBD4", 1, "BBD2", 0.0, 0.0, 0., 0, "ONLY");
1281 dx = (kBBMRou + kBBMRin) / 2.;
1282 dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad);
1283 TVirtualMC::GetMC()->Gspos("BBD2", 1, "BBCE", dx, dy, -dz/2. - kBBBdz/2., idrotm[2052], "ONLY");
1286 TVirtualMC::GetMC()->Gspos("BBMO", 1, "ALIC", 0., 0., + 376. + kBBMdz / 2. + 0.5, 0, "ONLY");
1291 //___________________________________________
1292 void AliFRAMEv3::AddAlignableVolumes() const
1294 // Add the 18 spaceframe sectors as alignable volumes
1295 TString basesymname("FRAME/Sector");
1296 TString basevolpath("ALIC_1/B077_1/BSEGMO");
1300 for(Int_t sec=0; sec<18; sec++)
1302 symname = basesymname;
1304 volpath = basevolpath;
1307 if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data()))
1308 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid",
1309 symname.Data(),volpath.Data()));
1313 //___________________________________________
1314 void AliFRAMEv3::CreateMaterials()
1316 // Creates the materials
1317 Float_t epsil, stemax, tmaxfd, deemax, stmin;
1319 epsil = 1.e-4; // Tracking precision,
1320 stemax = -0.01; // Maximum displacement for multiple scat
1321 tmaxfd = -20.; // Maximum angle due to field deflection
1322 deemax = -.3; // Maximum fractional energy loss, DLS
1324 Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ();
1325 Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max();
1328 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1329 Float_t zsteel[4] = { 26.,24.,28.,14. };
1330 Float_t wsteel[4] = { .715,.18,.1,.005 };
1334 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1335 Float_t zAir[4]={6.,7.,8.,18.};
1336 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1337 Float_t dAir = 1.20479E-3;
1339 AliMixture(65, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
1340 AliMixture(5, "AIR$ ", aAir, zAir, dAir,4, wAir);
1341 AliMaterial(9, "ALU ", 26.98, 13., 2.7, 8.9, 37.2);
1343 AliMedium(65, "Stainless Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1344 AliMedium( 5, "Air", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1345 AliMedium( 9, "Aluminum", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
1349 //_____________________________________________________________________________
1350 void AliFRAMEv3::Init()
1353 // Initialise the module after the geometry has been defined
1355 if(AliLog::GetGlobalDebugLevel()>0) {
1356 printf("%s: **************************************"
1358 "**************************************\n",ClassName());
1359 printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName());
1360 printf("%s: **************************************"
1362 "**************************************\n",ClassName());
1365 // The reference volume id
1366 fRefVolumeId1 = TVirtualMC::GetMC()->VolId("BREF1");
1367 fRefVolumeId2 = TVirtualMC::GetMC()->VolId("BREF2");
1370 Int_t AliFRAMEv3::IsVersion() const
1372 // Returns the version of the FRAME (1 if no holes, 0 otherwise)
1374 if (fHoles == 0) version = 1;
1378 void AliFRAMEv3::StepManager()
1381 // Stepmanager of AliFRAMEv3.cxx
1382 // Used for recording of reference tracks entering the spaceframe mother volume
1387 // Only charged tracks
1388 if( !(TVirtualMC::GetMC()->TrackCharge()) ) return;
1390 // Only tracks entering mother volume
1393 id=TVirtualMC::GetMC()->CurrentVolID(copy);
1395 if ((id != fRefVolumeId1) && (id != fRefVolumeId2)) return;
1396 if(!TVirtualMC::GetMC()->IsTrackEntering()) return;
1398 // Add the reference track
1400 AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kFRAME);
1405 void AliFRAMEv3::MakeHeatScreen(const char* name, Float_t dyP, Int_t rot1, Int_t rot2)
1407 // Heat screen panel
1409 Int_t *idtmed = fIdtmed->GetArray()-1999;
1410 const Int_t kAir = idtmed[2004];
1411 const Int_t kAlu = idtmed[2008];
1423 Float_t dxP = 2. * (287. * TMath::Sin(10.* TMath::Pi()/180.) - 2.);
1428 thshM[0] = dxP / 2.;
1429 thshM[1] = dyP / 2.;
1430 thshM[2] = dzP / 2.;
1431 snprintf(mname, 16, "BTSH_%s", name);
1432 TVirtualMC::GetMC()->Gsvolu(mname, "BOX ", kAir, thshM, 3);
1436 snprintf(cname, 16, "BTSHA_%s", name);
1437 TVirtualMC::GetMC()->Gsvolu(cname, "BOX ", kAlu, thshM, 3);
1438 TVirtualMC::GetMC()->Gspos(cname, 1, mname, 0., 0., -0.5, 0);
1444 thshT[2] = (dyP / 2. - 8.);
1446 snprintf(t1name, 16, "BTSHT1_%s", name);
1447 TVirtualMC::GetMC()->Gsvolu(t1name, "TUBE", kAlu, thshT, 3);
1448 dx = - dxP / 2. + 8. - 0.5;
1449 TVirtualMC::GetMC()->Gspos(t1name, 1, mname, dx, 0., 0.025, rot1);
1451 snprintf(t2name, 16, "BTSHT2_%s", name);
1452 snprintf(t3name, 16, "BTSHT3_%s", name);
1453 snprintf(t4name, 16, "BTSHT4_%s", name);
1454 snprintf(t5name, 16, "BTSHT5_%s", name);
1455 thshT[2] = (thshM[1] - 12.);
1456 TVirtualMC::GetMC()->Gsvolu(t2name, "TUBE", kAlu, thshT, 3);
1458 TVirtualMC::GetMC()->Gsvolu(t3name, "TUBE", kAlu, thshT, 3);
1460 TVirtualMC::GetMC()->Gsvolu(t4name, "TUBE", kAlu, thshT, 3);
1464 for (Int_t i = 0; i < 5; i++) {
1468 Float_t dy1 = - (thshM[1] - 15.5) * sig;
1469 Float_t dy2 = - (thshM[1] - 7.5) * sig;
1471 TVirtualMC::GetMC()->Gspos(t2name, ipo++, mname, dx, dy, 0.025, rot1);
1473 TVirtualMC::GetMC()->Gspos(t2name, ipo++, mname, dx, dy, 0.025, rot1);
1475 TVirtualMC::GetMC()->Gspos(t3name, i+1, mname, dx - 3.45, dy1, 0.025, rot2);
1476 TVirtualMC::GetMC()->Gspos(t4name, i+1, mname, dx - 3.45, dy2, 0.025, rot2);
1479 TVirtualMC::GetMC()->Gspos(t1name, 2, mname, dx, 0., 0.025, rot1);
1480 TVirtualMC::GetMC()->Gspos(t3name, 6, mname, dx - 3.45, -(thshM[1] - 7.5), 0.025, rot2);
1485 void AliFRAMEv3::WebFrame(const char* name, Float_t dHz, Float_t theta0, Float_t phi0)
1488 // Create a web frame element
1491 Int_t *idtmed = fIdtmed->GetArray()-1999;
1492 const Float_t krad2deg = 180. / TMath::Pi();
1493 const Float_t kdeg2rad = 1. / krad2deg;
1494 const Int_t kAir = idtmed[2004];
1495 const Int_t kSteel = idtmed[2064];
1499 snprintf(nameA, 16, "%sA", name );
1502 snprintf(nameI, 16, "%sI", name );
1506 // Float_t theta = TMath::ATan(TMath::Tan(theta0)/TMath::Sin(phi0));
1507 Float_t theta = TMath::Pi()/2.;
1508 Float_t phi = TMath::ACos(TMath::Cos(theta0) * TMath::Cos(phi0));
1510 if (phi0 < 0) phi = -phi;
1518 ptrap[3] = 6./cos(theta0 * kdeg2rad)/2.;
1520 ptrap[5] = ptrap[4];
1522 ptrap[7] = ptrap[3];
1523 ptrap[8] = ptrap[4];
1524 ptrap[9] = ptrap[4];
1526 TVirtualMC::GetMC()->Gsvolu(name, "TRAP", kSteel, ptrap, 11);
1527 TVirtualMC::GetMC()->Gsvolu(nameI, "TRAP", kSteel, ptrap, 11);
1528 ptrap[3] = (6. - 1.)/cos(theta0 * kdeg2rad)/2.;
1530 ptrap[5] = ptrap[4];
1531 ptrap[7] = ptrap[3];
1532 ptrap[8] = ptrap[4];
1533 ptrap[9] = ptrap[4];
1535 TVirtualMC::GetMC()->Gsvolu(nameA, "TRAP", kAir, ptrap, 11);
1536 TVirtualMC::GetMC()->Gspos(nameA, 1, name, -0.25, 0.0, 0., 0, "ONLY");
1537 TVirtualMC::GetMC()->Gspos(nameA, 2, nameI, +0.25, 0.0, 0., 0, "ONLY");
1538 gGeoManager->GetVolume(name)->SetVisibility(1);