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Some more details in compensator geometry.
[u/mrichter/AliRoot.git] / STRUCT / AliHALL.cxx
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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/*
17$Log$
18Revision 1.11 2001/05/16 14:57:22 alibrary
19New files for folders and Stack
20
21Revision 1.10 2000/10/02 21:28:15 fca
22Removal of useless dependecies via forward declarations
23
24Revision 1.9 2000/06/13 14:55:26 morsch
25Unused variables removed
26
27Revision 1.8 2000/06/11 12:35:41 morsch
28Coding rule violations corrected
29
30Revision 1.7 2000/01/12 15:33:28 morsch
31Muon filter removed
32
33Revision 1.6 1999/09/29 09:24:30 fca
34Introduction of the Copyright and cvs Log
35
36*/
37
38///////////////////////////////////////////////////////////////////////////////
39// //
40// Experimental Hall //
41// This class contains the description of the experimental hall //
42// //
43//Begin_Html
44/*
45<img src="picts/AliHALLClass.gif">
46</pre>
47<br clear=left>
48<font size=+2 color=red>
49<p>The responsible person for this module is
50<a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>.
51</font>
52<pre>
53*/
54//End_Html
55// //
56// //
57///////////////////////////////////////////////////////////////////////////////
58
59#include "AliHALL.h"
60#include "AliRun.h"
61#include "AliMC.h"
62#include "AliMagF.h"
63#include "AliConst.h"
64
65ClassImp(AliHALL)
66
67//_____________________________________________________________________________
68AliHALL::AliHALL()
69{
70 //
71 // Default constructor for the experimental Hall
72 //
73}
74
75//_____________________________________________________________________________
76AliHALL::AliHALL(const char *name, const char *title)
77 : AliModule(name,title)
78{
79 //
80 // Standard constructor for the experimental Hall
81 //
82 SetMarkerColor(7);
83 SetMarkerStyle(2);
84 SetMarkerSize(0.4);
85}
86
87//_____________________________________________________________________________
88void AliHALL::CreateGeometry()
89{
90 //
91 // Create the geometry of the exprimental hall
92 //
93 //Begin_Html
94 /*
95 <img src="picts/AliHALLTree.gif">
96 */
97 //End_Html
98 //
99 // If ZDC is not present the experimental hall includes a short
100 // section of the accelerator tunnel
101 //
102 //Begin_Html
103 /*
104 <img src="picts/AliHALLSmall.gif">
105 */
106 //End_Html
107 //
108 // If ZDC is present the experimental hall includes the accelerator
109 // tunnel beyond the ZDC
110 //
111 //Begin_Html
112 /*
113 <img src="picts/AliHALLLarge.gif">
114 */
115 //End_Html
116
117
118 Float_t r2;
119 Float_t phid, phim, tpar[3], pbox[3], h, r, tspar[5];
120 Float_t w1, dh, am, bm, dl,cm, hm, dr, dx, xl;
121 Int_t idrotm[1999];
122 Float_t trdpar[4], trapar[11], hullen;
123 Float_t phi;
124
125 Int_t *idtmed = fIdtmed->GetArray()-1899;
126
127 // RB24/26 TUNNEL FLOOR
128
129 r = 220.;
130 h = 140.;
131 phi = TMath::ACos(h / r);
132 xl = r * TMath::Sin(phi);
133 dr = 100.;
134 dh = dr * TMath::Cos(phi);
135 dl = dr * TMath::Sin(phi);
136 if (gAlice->GetModule("ZDC") == 0) {
137
138 // No ZDC
139 hullen = 250.;
140 } else {
141
142 // ZDC is present
143 hullen = 6400.;
144 }
145 trdpar[0] = xl + dl;
146 trdpar[1] = xl;
147 trdpar[2] = hullen;
148 trdpar[3] = dh / 2.;
149 AliMatrix(idrotm[1900], 90., 0., 0., 0., 90., 90.);
150 AliMatrix(idrotm[1901], 270., 0., 90., 90., 0., 0.);
151 gMC->Gsvolu("HUFL", "TRD1", idtmed[1956], trdpar, 4);
152 r2 = hullen + 2020.;
153 gMC->Gspos("HUFL", 1, "ALIC", 70.,-100-trdpar[3] , r2, idrotm[1900], "ONLY");
154
155 // RB24/26 wall
156
157 phid = phi * 57.296;
158 tspar[0] = r;
159 tspar[1] = r + dr;
160 tspar[2] = hullen;
161 tspar[3] = phid - 90.;
162 tspar[4] = 270. - phid;
163 gMC->Gsvolu("HUWA", "TUBS", idtmed[1956], tspar, 5);
164 gMC->Gspos("HUWA", 1, "ALIC", 70., 40.,2020+hullen , 0, "ONLY");
165
166 // tunnelplug
167
168 tpar[0] = 0.;
169 tpar[1] = 50.;
170 tpar[2] = 60.;
171 gMC->Gsvolu("HUP2", "TUBE", idtmed[1954], tpar, 3);
172
173 // END WALL
174
175 pbox[0] = 1200.;
176 pbox[1] = 1300.;
177 pbox[2] = 60.;
178 gMC->Gsvolu("HEW1", "BOX ", idtmed[1956], pbox, 3);
179 gMC->Gspos("HUP2", 1, "HEW1", 0.,-404., 0., 0, "ONLY");
180 gMC->Gspos("HEW1", 1, "ALIC", 0., 404., 1960, 0, "ONLY");
181
182 // hall floor
183
184 phid = 16.197;
185 trdpar[0] = 700.;
186 trdpar[1] = TMath::Tan(phid * kDegrad) * 190. + 700.;
187 trdpar[2] = 550.;
188 trdpar[3] = 95.;
189 gMC->Gsvolu("HHF1", "TRD1", idtmed[1956], trdpar, 4);
190 gMC->Gspos("HHF1", 1, "ALIC", 0., -801., 1350., idrotm[1900], "ONLY");
191 gMC->Gspos("HHF1", 2, "ALIC", 0., -801.,-1350., idrotm[1900], "ONLY");
192
193 // hall side walls
194
195 trapar[0] = 550.;
196 trapar[1] = 0.;
197 trapar[2] = 0.;
198 trapar[3] = 1273.78/2;
199 trapar[4] = 235.;
200 trapar[5] = 50.;
201 trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
202 trapar[7] = trapar[3];
203 trapar[8] = trapar[4];
204 trapar[9] = trapar[5];
205 trapar[10] = trapar[6];
206 dx = trapar[4] * 1.5 + 700. - trapar[5] * .5;
207 gMC->Gsvolu("HHW1", "TRAP", idtmed[1956], trapar, 11);
208 gMC->Gspos("HHW1", 1, "ALIC", dx, -896+trapar[3], 1350., 0, "ONLY");
209 gMC->Gspos("HHW1", 2, "ALIC",-dx, -896+trapar[3], 1350., idrotm[1901], "ONLY");
210 gMC->Gspos("HHW1", 3, "ALIC", dx, -896+trapar[3], -1350., 0, "ONLY");
211 gMC->Gspos("HHW1", 4, "ALIC",-dx, -896+trapar[3], -1350., idrotm[1901], "ONLY");
212 pbox[0] = 50.;
213 pbox[1] = (500. - (trapar[3] * 2. - 896.)) / 2.;
214 pbox[2] = 1900.;
215 gMC->Gsvolu("HBW1", "BOX ", idtmed[1956], pbox, 3);
216 gMC->Gspos("HBW1", 1, "ALIC", 1120., 500-pbox[1], 0., 0, "ONLY");
217 gMC->Gspos("HBW1", 2, "ALIC", -1120., 500-pbox[1], 0., 0, "ONLY");
218
219 // slanted wall close to L3 magnet
220
221 phim = 45.;
222 hm = 790.;
223 //rm = hm / TMath::Cos(phim / 2. * kDegrad);
224 am = hm * TMath::Tan(phim / 2. * kDegrad);
225 bm = (hm + 76.) / hm * am;
226 cm = bm * 2. / TMath::Sqrt(2.);
227 trapar[0] = 800.;
228 trapar[1] = 0.;
229 trapar[2] = 0.;
230 trapar[3] = (1273.78 - cm) / 2.;
231 trapar[4] = 235. - cm * TMath::Tan(phid * kDegrad) / 2.;
232 trapar[5] = 50.;
233 trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
234 trapar[7] = trapar[3];
235 trapar[8] = trapar[4];
236 trapar[9] = trapar[5];
237 trapar[10] = trapar[6];
238 w1 = trapar[4];
239 dx = cm*TMath::Tan(phid * kDegrad) + 700. + trapar[4] * 1.5 - trapar[5] * .5;
240 gMC->Gsvolu("HHW2", "TRAP", idtmed[1956], trapar, 11);
241 r2 = cm - 896. + trapar[3];
242 gMC->Gspos("HHW2", 1, "ALIC", dx, r2, 0., 0, "ONLY");
243 gMC->Gspos("HHW2", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
244 trapar[3] = cm / 2.;
245 trapar[4] = w1 + cm / 2.;
246 trapar[5] = w1;
247 trapar[6] = TMath::ATan(.5) * kRaddeg;
248 trapar[7] = trapar[3];
249 trapar[8] = trapar[4];
250 trapar[9] = trapar[5];
251 trapar[10] = trapar[6];
252 dx = 1170. - trapar[4] * .5 - trapar[5] * .5;
253 gMC->Gsvolu("HHW3", "TRAP", idtmed[1956], trapar, 11);
254 r2 = trapar[3] - 896.;
255 gMC->Gspos("HHW3", 1, "ALIC", dx, r2, 0., 0, "ONLY");
256 gMC->Gspos("HHW3", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
257
258
259 tspar[0] = 1070.;
260 tspar[1] = 1170.;
261 tspar[2] = 1900.;
262 tspar[3] = 0.;
263 tspar[4] = 180.;
264 gMC->Gsvolu("HHC1", "TUBS", idtmed[1956], tspar, 5);
265 gMC->Gspos("HHC1", 1, "ALIC", 0., 500., 0., 0, "ONLY");
266 trdpar[0] = 1170 - trapar[4] * 2.;
267 trdpar[1] = trdpar[0] + TMath::Tan(phim * kDegrad) * 76.;
268 trdpar[2] = 800.;
269 trdpar[3] = 38.;
270 gMC->Gsvolu("HHF2", "TRD1", idtmed[1956], trdpar, 4);
271 gMC->Gspos("HHF2", 1, "ALIC", 0., -858., 0., idrotm[1900], "ONLY");
272
273 // pillars for working platform
274
275 pbox[0] = 40.;
276 pbox[1] = 120.;
277 pbox[2] = 550.;
278 gMC->Gsvolu("HPIL", "BOX ", idtmed[1956], pbox, 3);
279 gMC->Gspos("HPIL", 1, "ALIC", 165.,-706+pbox[1] , 1350., 0, "ONLY");
280 gMC->Gspos("HPIL", 2, "ALIC",-165.,-706+pbox[1] , 1350., 0, "ONLY");
281
282 // concrete beam shield
283
284 pbox[0] = 402.5;
285 pbox[1] = 260.;
286 pbox[2] = 120.;
287 gMC->Gsvolu("HMBS", "BOX ", idtmed[1956], pbox, 3);
288 pbox[0] = 85.;
289 pbox[1] = 120.;
290 gMC->Gsvolu("HBBS", "BOX ", idtmed[1956], pbox, 3);
291 gMC->Gspos("HBBS", 1, "HMBS", -157.5, 0., 0., 0, "ONLY");
292 pbox[0] = 40.;
293 pbox[1] = 130.;
294 gMC->Gsvolu("HPBS", "BOX ", idtmed[1956], pbox, 3);
295 gMC->Gspos("HPBS", 1, "HMBS", 202.5, 30., 0., 0, "ONLY");
296 gMC->Gspos("HMBS", 1, "ALIC", 157.5, -50., -820., 0, "ONLY");
297
298}
299
300//_____________________________________________________________________________
301void AliHALL::CreateMaterials()
302{
303 //
304 // Create materials for the experimental hall
305 //
306
307
308 Int_t isxfld = gAlice->Field()->Integ();
309 Float_t sxmgmx = gAlice->Field()->Max();
310
311 Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98,28.086,39.1,40.08,55.85 };
312 Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. };
313 Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872,.337021,.013,.044,.014 };
314
315 Float_t epsil, stmin, deemax, tmaxfd, stemax;
316
317 // FOR CONCRETE
318
319 AliMaterial(10, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
320 AliMaterial(30, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
321 AliMaterial(50, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
322 AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
323 AliMaterial(35, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
324 AliMaterial(55, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
325 AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
326 AliMixture(37, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
327 AliMixture(57, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
328
329 // ****************
330 // Defines tracking media parameters.
331 // Les valeurs sont commentees pour laisser le defaut
332 // a GEANT (version 3-21, page CONS200), f.m.
333 epsil = .001; // Tracking precision,
334 stemax = -1.; // Maximum displacement for multiple scat
335 tmaxfd = -20.; // Maximum angle due to field deflection
336 deemax = -.3; // Maximum fractional energy loss, DLS
337 stmin = -.8;
338 // ***************
339
340 // IRON
341
342 AliMedium(10, "FE_C0 ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
343 AliMedium(30, "FE_C1 ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
344 AliMedium(50, "FE_C2 ", 50, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
345
346 // Air
347
348 AliMedium(15, "AIR_C0 ", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
349 AliMedium(35, "AIR_C1 ", 35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
350 AliMedium(55, "AIR_C2 ", 55, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
351
352 // Concrete
353
354 AliMedium(17, "CC_C0 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
355 AliMedium(37, "CC_C1 ", 37, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
356 AliMedium(57, "CC_C2 ", 57, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
357}
358
359//_____________________________________________________________________________
360void AliHALL::Init()
361{
362 //
363 // Initialise the HALL after it has been built
364 //
365 Int_t i;
366 //
367 if(fDebug) {
368 printf("\n%s: ",ClassName());
369 for(i=0;i<35;i++) printf("*");
370 printf(" HALL_INIT ");
371 for(i=0;i<35;i++) printf("*");
372 printf("\n%s: ",ClassName());
373 //
374 // Here the HALL initialisation code (if any!)
375 for(i=0;i<80;i++) printf("*");
376 printf("\n");
377 }
378}
379
380//_____________________________________________________________________________
381void AliHALL::DrawModule()
382{
383 //
384 // Draw a shaded view of Experimental Hall
385 //
386
387 // Set everything unseen
388 gMC->Gsatt("*", "seen", -1);
389 //
390 // Set ALIC mother transparent
391 gMC->Gsatt("ALIC","SEEN",0);
392 //
393 // Set the volumes visible
394 gMC->Gsatt("HUFL","seen",1);
395 gMC->Gsatt("HUWA","seen",1);
396 gMC->Gsatt("HUP2","seen",1);
397 gMC->Gsatt("HEW1","seen",1);
398 gMC->Gsatt("HHF1","seen",1);
399 gMC->Gsatt("HHW1","seen",1);
400 gMC->Gsatt("HBW1","seen",1);
401 gMC->Gsatt("HHW2","seen",1);
402 gMC->Gsatt("HHW3","seen",1);
403 gMC->Gsatt("HHC1","seen",1);
404 gMC->Gsatt("HHF2","seen",1);
405 gMC->Gsatt("HPIL","seen",1);
406 gMC->Gsatt("HMBS","seen",1);
407 gMC->Gsatt("HBBS","seen",1);
408 gMC->Gsatt("HPBS","seen",1);
409 gMC->Gsatt("HXFI","seen",1);
410 gMC->Gsatt("HXII","seen",1);
411 //
412 gMC->Gdopt("hide", "on");
413 gMC->Gdopt("shad", "on");
414 gMC->Gsatt("*", "fill", 7);
415 gMC->SetClipBox(".");
416 if (gAlice->GetModule("ZDC") == 0) {
417 //
418 // ZDC is not present
419 //
420 gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
421 gMC->DefaultRange();
422 gMC->Gdraw("alic", 40, 30, 0, 12, 7.5, .005, .005);
423 } else {
424 //
425 // ZDC is present
426 //
427 gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 16000);
428 gMC->DefaultRange();
429 gMC->Gdraw("alic", 40, 30, 0, 17.5, 10, .0019, .0019);
430 }
431 gMC->Gdhead(1111, "Experimental Hall");
432 gMC->Gdman(18, 2, "MAN");
433}
434