Correction.
[u/mrichter/AliRoot.git] / STRUCT / AliHALLv3.cxx
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257726e6 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
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 **************************************************************************/
15
16/* $Id$ */
17
18///////////////////////////////////////////////////////////////////////////////
19// //
20// Experimental Hall //
21// This class contains the description of the experimental hall //
22// and the shielding blocks. //
23// Author: Andreas Morsch //
24// andreas.morsch@cern.ch //
25// //
26///////////////////////////////////////////////////////////////////////////////
27
28#include <TVirtualMC.h>
29
30#include "AliConst.h"
31#include "AliHALLv3.h"
32#include "AliMagF.h"
33#include "AliRun.h"
34#include "AliLog.h"
35#include <TGeoVolume.h>
36#include <TGeoManager.h>
37#include <TGeoMatrix.h>
38#include <TGeoCompositeShape.h>
39#include <TGeoBBox.h>
40#include <TGeoTube.h>
41#include <TGeoPgon.h>
42#include <TGeoPcon.h>
43#include <TGeoCone.h>
44#include <TGeoTrd1.h>
45#include <TGeoArb8.h>
46
47ClassImp(AliHALL)
48
49//_____________________________________________________________________________
50AliHALLv3::AliHALLv3()
51{
52 //
53 // Default constructor for the experimental Hall
54 //
55}
56
57//_____________________________________________________________________________
58AliHALLv3::AliHALLv3(const char *name, const char *title)
59 : AliHALL(name,title)
60{
61 //
62 // Standard constructor for the experimental Hall
63 //
64
65}
66
67//_____________________________________________________________________________
68void AliHALLv3::CreateGeometry()
69{
70 //
71 // Create the geometry of the exprimental hall
72 //
73 Float_t r2, dy;
74 Float_t phid, phim, h, r;
75 Float_t w1, dh, am, bm, dl,cm, hm, dr, dx, xl;
76 Float_t hullen;
77 Float_t phi;
78
79 // The top volume
80 //
81 TGeoVolume* top = gGeoManager->GetVolume("ALIC");
82 TGeoVolumeAssembly* asHall = new TGeoVolumeAssembly("HALL");
83
84 // Rotations
85 // rotation by 90 deg in the y-z plane
86 TGeoRotation* rot000 = new TGeoRotation("rot000", 90., 0., 0., 0., 90., 90.);
87 TGeoRotation* rot001 = new TGeoRotation("rot001", 270., 0., 90., 90., 0., 0.);
88
89 // Materials
90 TGeoMedium* kMedCC = gGeoManager->GetMedium("HALL_CC_C2");
91 TGeoMedium* kMedST = gGeoManager->GetMedium("HALL_STST_C2");
92 // Floor thickness
93 Float_t dyFloor = 190.;
94 // Floor width
95 Float_t dxFloor = 1400.;
96 // Floor level
97 Float_t yFloor = -801.;
98 // Pit centre
99 Float_t zPit = 2300.;
100 // Pit radius
101 Float_t rPit = 1140.;
102 // Hall end
103 Float_t zHall24 = 1700.;
104 Float_t zHall26 = 1900.;
105 // Overlap between hall and pit radius
106 Float_t oPit = zHall24 - (zPit - rPit);
107 // Length of the L3 floor
108 Float_t dzL3 = 1700.;
109 // Start of hall roof in y
110 Float_t yHall = 500.;
111 // Radius of the hall roof
112 Float_t rHall = 1070.;
113 //
114 Float_t epsBig = 100.;
115 Float_t epsSmall = 1.;
116
117
118
119 //
120 // RB24/26 Tunnel Floor
121 r = 220.;
122 h = 140.;
123 phi = TMath::ACos(h / r);
124 xl = r * TMath::Sin(phi);
125 dr = 1600.;
126 dh = dr * TMath::Cos(phi);
127 dl = dr * TMath::Sin(phi);
128 if (gAlice->GetModule("ZDC") == 0) {
129 // No ZDC
130 hullen = 370.;
131 } else {
132
133 // ZDC is present
134 hullen = 6520.;
135 }
136
137 TGeoVolume* voHUFL = new TGeoVolume("HUFL",
138 new TGeoTrd1(xl +dl, xl, hullen, dh / 2.),
139 kMedCC);
140 r2 = hullen + zHall26;
141
142 asHall->AddNode(voHUFL, 1, new TGeoCombiTrans(70., -100. - dh / 2., -r2, rot000));
143 //
144 // RB24/26 wall
145
146 phid = phi * 57.296;
147 TGeoVolume* voHUWA = new TGeoVolume("HUWA",
148 new TGeoTubeSeg(r, r+dr, hullen, phid - 90., 270. - phid),
149 kMedCC);
150 asHall->AddNode(voHUWA, 1, new TGeoTranslation(70., 40., -zHall26 - hullen ));
151 //
152 // Hall floor
153 // RB26 side
154 phid = 16.197;
155 Float_t dzFloor26 = zHall26 - dzL3/2.;
156 TGeoBBox* shHHF1 = new TGeoBBox(dxFloor/2. + 470., dyFloor/2., dzFloor26/2.);
157 shHHF1->SetName("shHHF1");
158 TGeoVolume* voHHF1 = new TGeoVolume("HHF1", shHHF1, kMedCC);
159 asHall->AddNode(voHHF1, 2, new TGeoTranslation(0., yFloor, -(dzL3/2. + dzFloor26/2.)));
160 // RB24 side
161 Float_t dzFloor24 = zHall24 - dzL3/2.;
162 TGeoBBox* shHHF41 = new TGeoBBox(dxFloor/2. + 470., dyFloor/2., dzFloor24/2.);
163 shHHF41->SetName("shHHF41");
164 TGeoTube* shHHF42 = new TGeoTube(0., rPit + epsBig, dyFloor/2.);
165 shHHF42->SetName("shHHF42");
166 TGeoCombiTrans* trHHF42 = new TGeoCombiTrans("trHHF42", 0., 0., dzFloor24/2. + rPit - oPit, rot000);
167 trHHF42->RegisterYourself();
168
169 TGeoCompositeShape* shHHF4 = new TGeoCompositeShape("HHF4", "shHHF41+shHHF42:trHHF42");
170 TGeoVolume* voHHF4 = new TGeoVolume("HHF4", shHHF4, kMedCC);
171 asHall->AddNode(voHHF4, 1, new TGeoTranslation(0., yFloor, dzL3/2. + dzFloor24/2.));
172
173
174 //
175 // Hall side walls
176 Float_t trH1 = (1273.78 - dyFloor)/ 2.;
177 Float_t trBL1 = 207.3;
178 Float_t trTL1 = 50.;
179 Float_t trALP1 = TMath::ATan((trBL1 - trTL1) / 2. / trH1) * kRaddeg;
180 dx = 1.5 * trBL1 - 0.5 * trTL1 + dxFloor/2. + dyFloor * TMath::Tan(phid * kDegrad);
181 TGeoVolume* voHHW11 = new TGeoVolume("HHW11",
182 new TGeoTrap(dzFloor26/2., 0., 0.,
183 trH1, trBL1, trTL1, trALP1, trH1, trBL1, trTL1, trALP1),
184 kMedCC);
185 TGeoVolume* voHHW12 = new TGeoVolume("HHW12",
186 new TGeoTrap(dzFloor24/2., 0., 0.,
187 trH1, trBL1, trTL1, trALP1, trH1, trBL1, trTL1, trALP1),
188 kMedCC);
189
190 dy = yFloor + dyFloor/2. + trH1;
191
192 asHall->AddNode(voHHW12, 1, new TGeoTranslation( dx, dy, (dzL3/2. + dzFloor24/2.)));
193 asHall->AddNode(voHHW12, 2, new TGeoCombiTrans (-dx, dy, (dzL3/2. + dzFloor24/2.), rot001));
194 asHall->AddNode(voHHW11, 3, new TGeoTranslation( dx, dy, -(dzL3/2. + dzFloor26/2.)));
195 asHall->AddNode(voHHW11, 4, new TGeoCombiTrans (-dx, dy, -(dzL3/2. + dzFloor26/2.), rot001));
196
197 Float_t boDY = (yHall - (yFloor + dyFloor/2.) - 2. * trH1)/ 2.;
198 Float_t dzHall = zHall26 + zHall24;
199
200 TGeoVolume* voHBW1 = new TGeoVolume("HBW1", new TGeoBBox(50., boDY, dzHall / 2.), kMedCC);
201
202 asHall->AddNode(voHBW1, 1, new TGeoTranslation( 1120., yHall - boDY, (zHall24-zHall26)/2.));
203 asHall->AddNode(voHBW1, 2, new TGeoTranslation(-1120., yHall - boDY, (zHall24-zHall26)/2.));
204
205 //
206 // Slanted wall close to L3 magnet
207 phim = 45.;
208 hm = 790.;
209 am = hm * TMath::Tan(phim / 2. * kDegrad);
210 bm = (hm + 76.) / hm * am;
211 cm = bm * 2. / TMath::Sqrt(2.);
212 trH1 = (1273.78 - cm) / 2.;
213 trBL1 = 235. - cm * TMath::Tan(phid * kDegrad) / 2.;
214 trTL1 = 50.;
215 trALP1 = TMath::ATan((trBL1 - trTL1) / 2. / trH1) * kRaddeg;
216
217 w1 = trBL1;
218 dx = cm * TMath::Tan(phid * kDegrad) + dxFloor/2. + trBL1 * 1.5 - trTL1 * .5;
219
220 TGeoVolume* voHHW2 = new TGeoVolume("HHW2",
221 new TGeoTrap(dzL3/2., 0., 0.,
222 trH1, trBL1, trTL1, trALP1, trH1, trBL1, trTL1, trALP1),
223 kMedCC);
224
225 r2 = cm + yFloor - dyFloor/2. + trH1;
226
227 asHall->AddNode(voHHW2, 1, new TGeoTranslation(dx, r2, 0.));
228 asHall->AddNode(voHHW2, 2, new TGeoCombiTrans(-dx, r2, 0., rot001));
229
230 trH1 = cm / 2.;
231 trBL1 = w1 + cm / 2.;
232 trTL1 = w1;
233 trALP1 = TMath::ATan(.5) * kRaddeg;
234 dx = 1170. - trBL1 * .5 - trTL1 * .5;
235
236 TGeoVolume* voHHW3 = new TGeoVolume("HHW3",
237 new TGeoTrap(dzL3/2., 0., 0.,
238 trH1, trBL1, trTL1, trALP1, trH1, trBL1, trTL1, trALP1),
239 kMedCC);
240
241 r2 = trH1 - 896.;
242 asHall->AddNode(voHHW3, 1, new TGeoTranslation( dx, r2, 0.));
243 asHall->AddNode(voHHW3, 2, new TGeoCombiTrans (-dx, r2, 0., rot001));
244 //
245 // Floor L3
246 Float_t dyFloorL3 = 76.;
247 Float_t dx1FloorL3 = rHall + epsBig - 2. * trBL1;
248 Float_t dx2FloorL3 = dx1FloorL3 + TMath::Tan(phim * kDegrad) * dyFloorL3;
249
250
251 TGeoVolume* voHHF2 = new TGeoVolume("HHF2",
252 new TGeoTrd1(dx1FloorL3, dx2FloorL3, dzL3/2., dyFloorL3/2.),
253 kMedCC);
254
255 asHall->AddNode(voHHF2, 1, new TGeoCombiTrans(0., yFloor - dyFloor / 2. + dyFloorL3 / 2.,0., rot000));
256 //
257 // Tunnel roof and pit
258 // Roof
259 TGeoTubeSeg* shHHC11 = new TGeoTubeSeg(rHall, rHall + 100., dzHall / 2., 0., 180.);
260 shHHC11->SetName("shHHC11");
261 // Pit
262 TGeoTube* shHHC12 = new TGeoTube(rPit, rPit + 100., 1000.);
263 shHHC12->SetName("shHHC12");
264 // Pit inside
265 TGeoTube* shHHC13 = new TGeoTube( 0, rPit - epsSmall, 1000.);
266 shHHC13->SetName("shHHC13");
267 // Roof inside
268 TGeoTubeSeg* shHHC14 = new TGeoTubeSeg(0., rHall, dzHall / 2. + epsBig, 0., 180.);
269 shHHC14->SetName("shHHC14");
270
271 TGeoCombiTrans* trHHC = new TGeoCombiTrans("trHHC", 0., 1000., dzHall/2. + rPit - oPit, rot000);
272 trHHC->RegisterYourself();
273 TGeoCompositeShape* shHHC1 = new TGeoCompositeShape("HHC1", "shHHC11+shHHC12:trHHC-(shHHC14+shHHC13:trHHC)");
274 TGeoVolume* voHHC1 = new TGeoVolume("HHC1", shHHC1, kMedCC);
275
276 asHall->AddNode(voHHC1, 1, new TGeoTranslation(0., yHall, -(zHall26-zHall24)/2.));
277
278
279 //
280 // Pit wall ground level
281 TGeoTube* shHHCPW1 = new TGeoTube(rPit, rPit + 100., 1206./2.);
282 shHHCPW1->SetName("shHHCPW1");
283 TGeoCombiTrans* trHHCPW1 = new TGeoCombiTrans("trHHCPW1", 0., 0., 0., rot000);
284 trHHCPW1->RegisterYourself();
285
286 TGeoBBox* shHHCPW2 = new TGeoBBox(rPit + 100., 1206./ 2. + 20., rPit + 100.);
287 shHHCPW2->SetName("shHHCPW2");
288
289
290 TGeoTranslation* trHHCPW2 = new TGeoTranslation("trHHCPW2", 0., 0., -(rPit + 100.) - oPit);
291 trHHCPW2->RegisterYourself();
292
293 TGeoCompositeShape* shHHCPW = new TGeoCompositeShape("HHCPW", "shHHCPW1:trHHCPW1-shHHCPW2:trHHCPW2");
294 TGeoVolume* voHHCPW = new TGeoVolume("HHCPW", shHHCPW, kMedCC);
295 dy = yFloor + 1206. / 2. + dyFloor/2.;
296 asHall->AddNode(voHHCPW, 1, new TGeoTranslation(0., dy, 2300.));
297 //
298 // Foundations of the Muon Spectrometer
299 // Drawing ALIP2A_0110
300 //
301 TGeoVolumeAssembly* asFMS = new TGeoVolumeAssembly("asFMS");
302 Float_t zFil = -1465.86 - 60.;
303 // Muon Filter Foundation
304 // Pillars
305 dy = 263.54/2.;
306 Float_t ys = yFloor + dyFloor / 2.;
307 TGeoVolume* voFmsMfPil = new TGeoVolume("FmsMfPil", new TGeoBBox( 50., dy, 165.), kMedCC);
308 ys += dy;
309 asFMS->AddNode(voFmsMfPil, 1, new TGeoTranslation(-330. + 50., ys, zFil + 165. - 90.));
310 asFMS->AddNode(voFmsMfPil, 2, new TGeoTranslation( 330. - 50., ys, zFil + 165 - 90.));
311 //
312 // Transverse bars
313 ys += dy;
314 dy = 126.46/2.;
315 ys += dy;
316 TGeoVolume* voFmsMfTb1 = new TGeoVolume("FmsMfTb1", new TGeoBBox(330., dy, 90.), kMedCC);
317 asFMS->AddNode(voFmsMfTb1, 1, new TGeoTranslation(0., ys, zFil));
318 ys += dy;
319 dy = 41.14/2.;
320 ys += dy;
321 TGeoVolume* voFmsMfTb2 = new TGeoVolume("FmsMfTb2", new TGeoBBox(330., dy, 60.), kMedCC);
322 asFMS->AddNode(voFmsMfTb2, 1, new TGeoTranslation(0., ys, zFil));
323 //
324 // Dipole foundation
325 ys = yFloor + dyFloor / 2.;
326 dy = 263.54/2;
327 ys += dy;
328 TGeoVolume* voFmsDf1 = new TGeoVolume("FmsDf1", new TGeoBBox(370., dy, 448.0 / 2.), kMedCC);
329 asFMS->AddNode(voFmsDf1, 1, new TGeoTranslation(0., ys, zFil + 240. + 224.));
330 TGeoVolume* voFmsDf2 = new TGeoVolume("FmsDf2", new TGeoBBox(370., (263.54 + 110.)/2., 112.0 / 2.), kMedCC);
331 asFMS->AddNode(voFmsDf2, 1, new TGeoTranslation(0., ys - 110./2., zFil + 688. + 56.));
332
333 //
334 // Shielding in front of L3 magnet in PX24 and UX25
335 // Drawing ALIP2I__0016
336 //
337
338 TGeoVolumeAssembly* asShRb24 = new TGeoVolumeAssembly("ShRb24");
339 //
340 // Side walls
341 // start 7450 from IP
342 TGeoVolume* voShRb24Sw = new TGeoVolume("ShRb24Sw", new TGeoBBox(80., 420., 520.), kMedCC);
343 asShRb24->AddNode(voShRb24Sw, 1, new TGeoTranslation(+315, -420. + 140., 0.));
344 asShRb24->AddNode(voShRb24Sw, 2, new TGeoTranslation(-315, -420. + 140., 0.));
345 //
346 // Roof
347 TGeoVolume* voShRb24Ro = new TGeoVolume("ShRb24Ro", new TGeoBBox(395., 80., 520.), kMedCC);
348 asShRb24->AddNode(voShRb24Ro, 1, new TGeoTranslation(0., +80. + 140., 0.));
349 //
350 // Plug
351 TGeoBBox* shShRb24Pl1 = new TGeoBBox(235., 140., 40.);
352 shShRb24Pl1->SetName("ShRb24Pl1");
353 //
354 // Opening for beam pipe
355 TGeoBBox* shShRb24Pl2 = new TGeoBBox(15., 20., 60.);
356 shShRb24Pl2->SetName("ShRb24Pl2");
357 //
358 // Opening for tubes
359 TGeoBBox* shShRb24Pl3 = new TGeoBBox(20., 60., 60.);
360 shShRb24Pl3->SetName("ShRb24Pl3");
361
362 TGeoTranslation* trPl3 = new TGeoTranslation("trPl3", +235. -90., 80., 0.);
363 trPl3->RegisterYourself();
364 TGeoCompositeShape* shRb24Pl = new TGeoCompositeShape("Rb24Pl", "ShRb24Pl1-(ShRb24Pl2+ShRb24Pl3:trPl3)");
365 TGeoVolume* voRb24Pl = new TGeoVolume("Rb24Pl", shRb24Pl, kMedCC);
366 asShRb24->AddNode(voRb24Pl, 1, new TGeoTranslation(0., 0., 520. - 40.));
367
368 //
369 // Concrete platform and shielding PX24
370 // Drawing LHCJUX 250014
371 //
372 TGeoVolumeAssembly* asShPx24 = new TGeoVolumeAssembly("ShPx24");
373 // Platform
374 TGeoVolume* voShPx24Pl = new TGeoVolume("ShPx24Pl", new TGeoBBox(1613.5/2., 120./2., 1205./2.), kMedCC);
375 asShPx24->AddNode(voShPx24Pl, 1, new TGeoTranslation(55., -140. - 60., 0.));
376 // Pillars
377 TGeoVolume* voShPx24Pi = new TGeoVolume("ShPx24Pi", new TGeoBBox(160./2., 440./2., 40/2.), kMedCC);
378 asShPx24->AddNode(voShPx24Pi, 1, new TGeoTranslation(-180. - 80., -220. -260., 1205./2. - 20.));
379 asShPx24->AddNode(voShPx24Pi, 2, new TGeoTranslation(+290. + 80., -220. -260., 1205./2. - 20.));
380 asShPx24->AddNode(voShPx24Pi, 3, new TGeoTranslation(-180. - 80., -220. -260., -1205./2. + 20. + 120.));
381 asShPx24->AddNode(voShPx24Pi, 4, new TGeoTranslation(+290. + 80., -220. -260., -1205./2. + 20. + 120.));
382 asShPx24->AddNode(voShPx24Pi, 5, new TGeoTranslation(-180. - 80., -220. -260., -1205./2. - 20. + 480.));
383 asShPx24->AddNode(voShPx24Pi, 6, new TGeoTranslation(+290. + 80., -220. -260., -1205./2. - 20. + 480.));
384 asShPx24->AddNode(voShPx24Pi, 7, new TGeoTranslation(-180. - 80., -220. -260., -1205./2. - 20. + 800.));
385 asShPx24->AddNode(voShPx24Pi, 8, new TGeoTranslation(+290. + 80., -220. -260., -1205./2. - 20. + 800.));
386 // Side Walls
387 TGeoVolume* voShPx24Sw = new TGeoVolume("ShPx24Sw", new TGeoBBox(160./2., 280./2., 1205./2.), kMedCC);
388 asShPx24->AddNode(voShPx24Sw, 1, new TGeoTranslation(-180, 0., 0.));
389 asShPx24->AddNode(voShPx24Sw, 2, new TGeoTranslation(+290, 0., 0.));
390 // Roof
391 TGeoVolume* voShPx24Ro = new TGeoVolume("ShPx24Ro", new TGeoBBox(630./2., 160./2., 1205./2.), kMedCC);
392 asShPx24->AddNode(voShPx24Ro, 1, new TGeoTranslation(55., 80.+ 140., 0.));
393 asHall->AddNode(asShRb24, 1, new TGeoTranslation(0., 0., +745. + 520.));
394 asHall->AddNode(asShPx24, 1, new TGeoTranslation(0., 0., +745. + 1040. + 1205./ 2.));
395 // Stainless Steel Plug 80 cm thick
396 TGeoBBox* shShPx24Pl1 = new TGeoBBox(155., 140., 40.);
397 shShPx24Pl1->SetName("ShPx24Pl1");
398 // Opening for beam pipe
399 TGeoBBox* shShPx24Pl2 = new TGeoBBox(15., 20., 60.);
400 shShPx24Pl2->SetName("ShPx24Pl2");
401 TGeoCompositeShape* shPx24Pl = new TGeoCompositeShape("Px24Pl", "ShPx24Pl1-ShPx24Pl2");
402 TGeoVolume* voPx24Pl = new TGeoVolume("Px24Pl", shPx24Pl, kMedST);
403 asShPx24->AddNode(voPx24Pl, 1, new TGeoTranslation(55., 0., -1205./2. + 40.));
404 asHall->AddNode(asFMS, 1, new TGeoTranslation(0., 0., 0.));
405
406 //
407 top->AddNode(asHall, 1, gGeoIdentity);
408
409}