Iron replaced by stainless steel.
[u/mrichter/AliRoot.git] / STRUCT / AliHALL.cxx
CommitLineData
4c039060 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
eeacf08b 16/* $Id$ */
4c039060 17
fe4da5cc 18///////////////////////////////////////////////////////////////////////////////
19// //
20// Experimental Hall //
21// This class contains the description of the experimental hall //
22// //
23//Begin_Html
24/*
1439f98e 25<img src="picts/AliHALLClass.gif">
fe4da5cc 26</pre>
27<br clear=left>
28<font size=+2 color=red>
29<p>The responsible person for this module is
30<a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>.
31</font>
32<pre>
33*/
34//End_Html
35// //
36// //
37///////////////////////////////////////////////////////////////////////////////
38
88cb7938 39#include <TVirtualMC.h>
40
41#include "AliConst.h"
fe4da5cc 42#include "AliHALL.h"
94de3818 43#include "AliMagF.h"
88cb7938 44#include "AliRun.h"
4951e003 45#include "AliLog.h"
fe4da5cc 46
47ClassImp(AliHALL)
48
49//_____________________________________________________________________________
b8032157 50AliHALL::AliHALL()
fe4da5cc 51{
52 //
53 // Default constructor for the experimental Hall
54 //
55}
56
57//_____________________________________________________________________________
58AliHALL::AliHALL(const char *name, const char *title)
b8032157 59 : AliModule(name,title)
fe4da5cc 60{
61 //
62 // Standard constructor for the experimental Hall
63 //
e939a978 64 //PH SetMarkerColor(7);
65 //PH SetMarkerStyle(2);
66 //PH SetMarkerSize(0.4);
fe4da5cc 67}
68
69//_____________________________________________________________________________
fe4da5cc 70void AliHALL::CreateGeometry()
71{
72 //
73 // Create the geometry of the exprimental hall
74 //
75 //Begin_Html
76 /*
1439f98e 77 <img src="picts/AliHALLTree.gif">
fe4da5cc 78 */
79 //End_Html
80 //
81 // If ZDC is not present the experimental hall includes a short
82 // section of the accelerator tunnel
83 //
84 //Begin_Html
85 /*
1439f98e 86 <img src="picts/AliHALLSmall.gif">
fe4da5cc 87 */
88 //End_Html
89 //
90 // If ZDC is present the experimental hall includes the accelerator
91 // tunnel beyond the ZDC
92 //
93 //Begin_Html
94 /*
1439f98e 95 <img src="picts/AliHALLLarge.gif">
fe4da5cc 96 */
97 //End_Html
98
99
fe4da5cc 100 Float_t r2;
9c671c0f 101 Float_t phid, phim, pbox[3], h, r, tspar[5];
fe4da5cc 102 Float_t w1, dh, am, bm, dl,cm, hm, dr, dx, xl;
103 Int_t idrotm[1999];
104 Float_t trdpar[4], trapar[11], hullen;
60404de7 105 Float_t phi;
fe4da5cc 106
ad51aeb0 107 Int_t *idtmed = fIdtmed->GetArray()-1899;
fe4da5cc 108
fe4da5cc 109 // RB24/26 TUNNEL FLOOR
110
111 r = 220.;
112 h = 140.;
113 phi = TMath::ACos(h / r);
114 xl = r * TMath::Sin(phi);
099f87ce 115 dr = 1600.;
fe4da5cc 116 dh = dr * TMath::Cos(phi);
117 dl = dr * TMath::Sin(phi);
b8032157 118 if (gAlice->GetModule("ZDC") == 0) {
fe4da5cc 119
120 // No ZDC
099f87ce 121 hullen = 370.;
fe4da5cc 122 } else {
123
124 // ZDC is present
099f87ce 125 hullen = 6520.;
fe4da5cc 126 }
127 trdpar[0] = xl + dl;
128 trdpar[1] = xl;
129 trdpar[2] = hullen;
130 trdpar[3] = dh / 2.;
131 AliMatrix(idrotm[1900], 90., 0., 0., 0., 90., 90.);
132 AliMatrix(idrotm[1901], 270., 0., 90., 90., 0., 0.);
cfce8870 133 gMC->Gsvolu("HUFL", "TRD1", idtmed[1956], trdpar, 4);
099f87ce 134 r2 = hullen + 1900.;
299e56a5 135 gMC->Gspos("HUFL", 1, "ALIC", 70.,-100-trdpar[3] , -r2, idrotm[1900], "ONLY");
fe4da5cc 136
137 // RB24/26 wall
138
139 phid = phi * 57.296;
140 tspar[0] = r;
141 tspar[1] = r + dr;
142 tspar[2] = hullen;
143 tspar[3] = phid - 90.;
144 tspar[4] = 270. - phid;
cfce8870 145 gMC->Gsvolu("HUWA", "TUBS", idtmed[1956], tspar, 5);
099f87ce 146 gMC->Gspos("HUWA", 1, "ALIC", 70., 40., -1900 - hullen , 0, "ONLY");
fe4da5cc 147
9c671c0f 148
2d4282ac 149 // Hall floor
fe4da5cc 150
151 phid = 16.197;
152 trdpar[0] = 700.;
153 trdpar[1] = TMath::Tan(phid * kDegrad) * 190. + 700.;
154 trdpar[2] = 550.;
155 trdpar[3] = 95.;
cfce8870 156 gMC->Gsvolu("HHF1", "TRD1", idtmed[1956], trdpar, 4);
157 gMC->Gspos("HHF1", 1, "ALIC", 0., -801., 1350., idrotm[1900], "ONLY");
158 gMC->Gspos("HHF1", 2, "ALIC", 0., -801.,-1350., idrotm[1900], "ONLY");
fe4da5cc 159
2d4282ac 160 // Hall side walls
fe4da5cc 161
162 trapar[0] = 550.;
163 trapar[1] = 0.;
164 trapar[2] = 0.;
165 trapar[3] = 1273.78/2;
166 trapar[4] = 235.;
167 trapar[5] = 50.;
168 trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
169 trapar[7] = trapar[3];
170 trapar[8] = trapar[4];
171 trapar[9] = trapar[5];
172 trapar[10] = trapar[6];
173 dx = trapar[4] * 1.5 + 700. - trapar[5] * .5;
cfce8870 174 gMC->Gsvolu("HHW1", "TRAP", idtmed[1956], trapar, 11);
175 gMC->Gspos("HHW1", 1, "ALIC", dx, -896+trapar[3], 1350., 0, "ONLY");
176 gMC->Gspos("HHW1", 2, "ALIC",-dx, -896+trapar[3], 1350., idrotm[1901], "ONLY");
177 gMC->Gspos("HHW1", 3, "ALIC", dx, -896+trapar[3], -1350., 0, "ONLY");
178 gMC->Gspos("HHW1", 4, "ALIC",-dx, -896+trapar[3], -1350., idrotm[1901], "ONLY");
fe4da5cc 179 pbox[0] = 50.;
180 pbox[1] = (500. - (trapar[3] * 2. - 896.)) / 2.;
181 pbox[2] = 1900.;
cfce8870 182 gMC->Gsvolu("HBW1", "BOX ", idtmed[1956], pbox, 3);
183 gMC->Gspos("HBW1", 1, "ALIC", 1120., 500-pbox[1], 0., 0, "ONLY");
184 gMC->Gspos("HBW1", 2, "ALIC", -1120., 500-pbox[1], 0., 0, "ONLY");
fe4da5cc 185
186 // slanted wall close to L3 magnet
187
188 phim = 45.;
189 hm = 790.;
190 //rm = hm / TMath::Cos(phim / 2. * kDegrad);
191 am = hm * TMath::Tan(phim / 2. * kDegrad);
192 bm = (hm + 76.) / hm * am;
193 cm = bm * 2. / TMath::Sqrt(2.);
194 trapar[0] = 800.;
195 trapar[1] = 0.;
196 trapar[2] = 0.;
197 trapar[3] = (1273.78 - cm) / 2.;
198 trapar[4] = 235. - cm * TMath::Tan(phid * kDegrad) / 2.;
199 trapar[5] = 50.;
200 trapar[6] = TMath::ATan((trapar[4] - trapar[5]) / 2. / trapar[3]) * kRaddeg;
201 trapar[7] = trapar[3];
202 trapar[8] = trapar[4];
203 trapar[9] = trapar[5];
204 trapar[10] = trapar[6];
205 w1 = trapar[4];
206 dx = cm*TMath::Tan(phid * kDegrad) + 700. + trapar[4] * 1.5 - trapar[5] * .5;
cfce8870 207 gMC->Gsvolu("HHW2", "TRAP", idtmed[1956], trapar, 11);
fe4da5cc 208 r2 = cm - 896. + trapar[3];
cfce8870 209 gMC->Gspos("HHW2", 1, "ALIC", dx, r2, 0., 0, "ONLY");
210 gMC->Gspos("HHW2", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
fe4da5cc 211 trapar[3] = cm / 2.;
212 trapar[4] = w1 + cm / 2.;
213 trapar[5] = w1;
214 trapar[6] = TMath::ATan(.5) * kRaddeg;
215 trapar[7] = trapar[3];
216 trapar[8] = trapar[4];
217 trapar[9] = trapar[5];
218 trapar[10] = trapar[6];
219 dx = 1170. - trapar[4] * .5 - trapar[5] * .5;
cfce8870 220 gMC->Gsvolu("HHW3", "TRAP", idtmed[1956], trapar, 11);
fe4da5cc 221 r2 = trapar[3] - 896.;
cfce8870 222 gMC->Gspos("HHW3", 1, "ALIC", dx, r2, 0., 0, "ONLY");
223 gMC->Gspos("HHW3", 2, "ALIC",-dx, r2, 0., idrotm[1901], "ONLY");
fe4da5cc 224
225
226 tspar[0] = 1070.;
227 tspar[1] = 1170.;
228 tspar[2] = 1900.;
229 tspar[3] = 0.;
230 tspar[4] = 180.;
cfce8870 231 gMC->Gsvolu("HHC1", "TUBS", idtmed[1956], tspar, 5);
232 gMC->Gspos("HHC1", 1, "ALIC", 0., 500., 0., 0, "ONLY");
fe4da5cc 233 trdpar[0] = 1170 - trapar[4] * 2.;
234 trdpar[1] = trdpar[0] + TMath::Tan(phim * kDegrad) * 76.;
235 trdpar[2] = 800.;
236 trdpar[3] = 38.;
cfce8870 237 gMC->Gsvolu("HHF2", "TRD1", idtmed[1956], trdpar, 4);
238 gMC->Gspos("HHF2", 1, "ALIC", 0., -858., 0., idrotm[1900], "ONLY");
fe4da5cc 239
240 // pillars for working platform
241
242 pbox[0] = 40.;
9b21f9d2 243 pbox[1] = 96.;
fe4da5cc 244 pbox[2] = 550.;
cfce8870 245 gMC->Gsvolu("HPIL", "BOX ", idtmed[1956], pbox, 3);
299e56a5 246 gMC->Gspos("HPIL", 1, "ALIC", 165.,-706+pbox[1] , -1350., 0, "ONLY");
247 gMC->Gspos("HPIL", 2, "ALIC",-165.,-706+pbox[1] , -1350., 0, "ONLY");
fe4da5cc 248
43707c21 249 // simple concrete beam shield
fe4da5cc 250
43707c21 251 Float_t ppgon[10];
252 ppgon[0] = 45.;
253 ppgon[1] = 360.;
254 ppgon[2] = 4.;
255 ppgon[3] = 2.;
299e56a5 256 ppgon[7] = 1800.;
43707c21 257 ppgon[8] = 150.;
258 ppgon[9] = 250.;
299e56a5 259 ppgon[4] = 720.;
260 ppgon[5] = 150.;
261 ppgon[6] = 250.;
43707c21 262
263 gMC->Gsvolu("HMBS", "PGON", idtmed[1956], ppgon, 10);
264 gMC->Gspos("HMBS", 1, "ALIC", 0., 70., 0., 0, "ONLY");
fe4da5cc 265}
266
267//_____________________________________________________________________________
268void AliHALL::CreateMaterials()
269{
270 //
271 // Create materials for the experimental hall
272 //
def952f1 273
274 Int_t isxfld = 0;
b43eb0dc 275 Float_t sxmgmx = gAlice->Field()->Max();
fe4da5cc 276
277 Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98,28.086,39.1,40.08,55.85 };
278 Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. };
279 Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872,.337021,.013,.044,.014 };
280
002b3738 281 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
282 Float_t zAir[4]={6.,7.,8.,18.};
283 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
284 Float_t dAir = 1.20479E-3;
285
2d4282ac 286// Steel
287 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
288 Float_t zsteel[4] = { 26.,24.,28.,14. };
289 Float_t wsteel[4] = { .715,.18,.1,.005 };
290
fe4da5cc 291 Float_t epsil, stmin, deemax, tmaxfd, stemax;
292
fe4da5cc 293
4a9de4af 294 AliMixture(15, "AIR0$ ", aAir, zAir, dAir, 4, wAir);
295 AliMixture(35, "AIR1$ ", aAir, zAir, dAir, 4, wAir);
296 AliMixture(55, "AIR2$ ", aAir, zAir, dAir, 4, wAir);
002b3738 297
4a9de4af 298 AliMixture(17, "CONCRETE0$", aconc, zconc, 2.35, 10, wconc);
299 AliMixture(37, "CONCRETE1$", aconc, zconc, 2.35, 10, wconc);
300 AliMixture(57, "CONCRETE2$", aconc, zconc, 2.35, 10, wconc);
2d4282ac 301
302 // Stainless Steel
303 AliMixture(10, "STAINLESS STEEL1", asteel, zsteel, 7.88, 4, wsteel);
304 AliMixture(30, "STAINLESS STEEL2", asteel, zsteel, 7.88, 4, wsteel);
305 AliMixture(50, "STAINLESS STEEL3", asteel, zsteel, 7.88, 4, wsteel);
fe4da5cc 306
307 // ****************
308 // Defines tracking media parameters.
309 // Les valeurs sont commentees pour laisser le defaut
310 // a GEANT (version 3-21, page CONS200), f.m.
311 epsil = .001; // Tracking precision,
312 stemax = -1.; // Maximum displacement for multiple scat
313 tmaxfd = -20.; // Maximum angle due to field deflection
314 deemax = -.3; // Maximum fractional energy loss, DLS
315 stmin = -.8;
316 // ***************
317
2d4282ac 318 // Stainless Steel
319 AliMedium(10, "STST_C0 ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
320 AliMedium(30, "STST_C1 ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
321 AliMedium(50, "STST_C2 ", 50, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc 322
323 // Air
324
b43eb0dc 325 AliMedium(15, "AIR_C0 ", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
326 AliMedium(35, "AIR_C1 ", 35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
327 AliMedium(55, "AIR_C2 ", 55, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc 328
329 // Concrete
330
b43eb0dc 331 AliMedium(17, "CC_C0 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
332 AliMedium(37, "CC_C1 ", 37, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
333 AliMedium(57, "CC_C2 ", 57, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc 334}
335
336//_____________________________________________________________________________
337void AliHALL::Init()
338{
339 //
340 // Initialise the HALL after it has been built
341 //
342 Int_t i;
343 //
4951e003 344 if(AliLog::GetGlobalDebugLevel()>0) {
9e1a0ddb 345 printf("\n%s: ",ClassName());
346 for(i=0;i<35;i++) printf("*");
347 printf(" HALL_INIT ");
348 for(i=0;i<35;i++) printf("*");
349 printf("\n%s: ",ClassName());
350 //
351 // Here the HALL initialisation code (if any!)
352 for(i=0;i<80;i++) printf("*");
353 printf("\n");
354 }
fe4da5cc 355}
356
357//_____________________________________________________________________________
eeacf08b 358void AliHALL::DrawModule() const
fe4da5cc 359{
360 //
361 // Draw a shaded view of Experimental Hall
362 //
363
fe4da5cc 364 // Set everything unseen
cfce8870 365 gMC->Gsatt("*", "seen", -1);
fe4da5cc 366 //
367 // Set ALIC mother transparent
cfce8870 368 gMC->Gsatt("ALIC","SEEN",0);
fe4da5cc 369 //
370 // Set the volumes visible
cfce8870 371 gMC->Gsatt("HUFL","seen",1);
372 gMC->Gsatt("HUWA","seen",1);
373 gMC->Gsatt("HUP2","seen",1);
374 gMC->Gsatt("HEW1","seen",1);
375 gMC->Gsatt("HHF1","seen",1);
376 gMC->Gsatt("HHW1","seen",1);
377 gMC->Gsatt("HBW1","seen",1);
378 gMC->Gsatt("HHW2","seen",1);
379 gMC->Gsatt("HHW3","seen",1);
380 gMC->Gsatt("HHC1","seen",1);
381 gMC->Gsatt("HHF2","seen",1);
382 gMC->Gsatt("HPIL","seen",1);
383 gMC->Gsatt("HMBS","seen",1);
384 gMC->Gsatt("HBBS","seen",1);
385 gMC->Gsatt("HPBS","seen",1);
386 gMC->Gsatt("HXFI","seen",1);
387 gMC->Gsatt("HXII","seen",1);
fe4da5cc 388 //
cfce8870 389 gMC->Gdopt("hide", "on");
390 gMC->Gdopt("shad", "on");
391 gMC->Gsatt("*", "fill", 7);
392 gMC->SetClipBox(".");
b8032157 393 if (gAlice->GetModule("ZDC") == 0) {
fe4da5cc 394 //
395 // ZDC is not present
396 //
cfce8870 397 gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
398 gMC->DefaultRange();
399 gMC->Gdraw("alic", 40, 30, 0, 12, 7.5, .005, .005);
fe4da5cc 400 } else {
401 //
402 // ZDC is present
403 //
cfce8870 404 gMC->SetClipBox("*", 0, 2000, -2000, 2000, -2000, 16000);
405 gMC->DefaultRange();
406 gMC->Gdraw("alic", 40, 30, 0, 17.5, 10, .0019, .0019);
fe4da5cc 407 }
cfce8870 408 gMC->Gdhead(1111, "Experimental Hall");
409 gMC->Gdman(18, 2, "MAN");
fe4da5cc 410}
411