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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 1.26 2002/10/22 14:46:01 alibrary
19Introducing Riostream.h
20
21Revision 1.25 2001/10/18 12:26:38 barbera
22Six cylinders definition in BuildGeometry() improved by comparison with CreateGeometry()
23
24Revision 1.24 2001/05/25 15:59:59 morsch
25Overlaps corrected. (R. Barbera)
26
27Revision 1.23 2001/05/03 08:40:15 barbera
28Volume ITSD slightly modified to be consistent with v5. Some improvement in the printouts. The last commit did not complete successfully.
29
30Revision 1.21 2001/04/04 07:02:16 barbera
31Position of the cylinders holding rails corrected
32
33Revision 1.20 2001/03/29 22:01:53 barbera
34New flag added to change the material for some service supports as asked by the PMD people. Some changes to the services due to the new drawings from the engineers
35
36Revision 1.19 2001/03/29 05:28:56 barbera
37Rails material changed from aluminum to carbon fiber according with the decision of the last Technical Board
38
39Revision 1.18 2001/03/28 06:40:21 barbera
40Central and services mother volumes made consistenf for detailed and coarse geometry. Switch for rails added to the coarse geometries
41
42Revision 1.17 2001/03/13 18:13:30 barbera
43Some mother volumes sligthly modified to eliminate an overlap with the absorber
44
45Revision 1.16 2001/02/09 00:05:31 nilsen
46Added fMajor/MinorVersion variables and made other changes to better make
47use of the new code changes in AliITSgeom related classes.
48
49Revision 1.15 2001/01/30 09:23:13 hristov
50Streamers removed (R.Brun)
51
52Revision 1.14 2001/01/17 07:41:29 barbera
53Some media parameters modified
54
55Revision 1.13 2001/01/15 13:13:52 barbera
56Some comments added
57
58Revision 1.12 2000/12/10 16:00:44 barbera
59Added last definition of special media like end-ladder boxes and cones
60
61Revision 1.11 2000/10/30 08:02:25 barbera
62PCON's changed into simpler CONS and TUBS. Services now allow for the rails to go through them.
63
64Revision 1.3.2.7 2000/10/27 17:20:00 barbera
65Position of rails w.r.t. the interaction point corrected.
66
67Revision 1.9 2000/10/27 13:31:29 barbera
68Rails between ITS and TPC added.
69
70Revision 1.8 2000/10/27 13:03:08 barbera
71Small changes in the SPD volumes and materials
72
73Revision 1.6 2000/10/16 14:45:37 barbera
74Mother volume ITSD modified to avoid some overlaps
75
76Revision 1.5 2000/10/16 13:49:15 barbera
77Services volumes slightly modified and material added following Pierluigi Barberis' information
78
79Revision 1.4 2000/10/07 15:33:07 barbera
80Small corrections to the ITSV mother volume
81
82Revision 1.3 2000/10/07 13:06:50 barbera
83Some new materials and media defined
84
85Revision 1.2 2000/10/07 10:42:43 barbera
86Mother volume ITSV corrected
87
88Revision 1.1 2000/10/06 23:09:12 barbera
89New coarse geometry (symmetric services
90
91Revision 1.20 2000/10/02 21:28:08 fca
92Removal of useless dependecies via forward declarations
93
94Revision 1.19 2000/07/10 16:07:19 fca
95Release version of ITS code
96
97Revision 1.14.2.2 2000/05/19 10:09:21 nilsen
98fix for bug with HP and Sun unix + fix for event display in ITS-working branch
99
100Revision 1.14.2.1 2000/03/04 23:45:19 nilsen
101Fixed up the comments/documentation.
102
103Revision 1.14 1999/11/25 06:52:56 fca
104Correct value of drca
105
106Revision 1.13.2.1 1999/11/25 06:52:21 fca
107Correct value of drca
108
109Revision 1.13 1999/10/27 11:16:26 fca
110Correction of problem in geometry
111
112Revision 1.12 1999/10/22 08:25:25 fca
113remove double definition of destructors
114
115Revision 1.11 1999/10/22 08:16:49 fca
116Correct destructors, thanks to I.Hrivnacova
117
118Revision 1.10 1999/10/06 19:56:50 fca
119Add destructor
120
121Revision 1.9 1999/10/05 08:05:09 fca
122Minor corrections for uninitialised variables.
123
124Revision 1.8 1999/09/29 09:24:20 fca
125Introduction of the Copyright and cvs Log
126
127*/
128
129///////////////////////////////////////////////////////////////////////////////
130// //
131// Inner Traking System version PPR coarse symmetric //
132// This class contains the base procedures for the Inner Tracking System //
133// //
134// Authors: R. Barbera
135// version 6.
136// Created 2000.
137//
138// NOTE: THIS IS THE COARSE SYMMETRIC PPR geometry of the ITS.
139// THIS WILL NOT WORK
140// with the geometry or module classes or any analysis classes. You are
141// strongly encouraged to uses AliITSv5.
142// //
143///////////////////////////////////////////////////////////////////////////////
144#include <Riostream.h>
145#include <TMath.h>
146#include <TRandom.h>
147#include <TVector.h>
148#include <TGeometry.h>
149#include <TNode.h>
150#include <TTUBE.h>
151#include <TFile.h> // only required for Tracking function?
152#include <TCanvas.h>
153#include <TObjArray.h>
154#include <TClonesArray.h>
155
156
157#include "AliMagF.h"
158#include "AliConst.h"
159
160#include "AliITShit.h"
161#include "AliITSvPPRcoarsesymm.h"
162#include "AliRun.h"
163
164
165ClassImp(AliITSvPPRcoarsesymm)
166
167//_____________________________________________________________________________
168AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm() {
169////////////////////////////////////////////////////////////////////////
170// Standard default constructor for the ITS version 7.
171////////////////////////////////////////////////////////////////////////
172
173 fIdN = 0;
174 fIdName = 0;
175 fIdSens = 0;
176 fMajorVersion = 8;
177 fMinorVersion = 0;
178}
179//_____________________________________________________________________________
180AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm(const char *name, const char *title) : AliITS(name, title){
181////////////////////////////////////////////////////////////////////////
182// Standard constructor for the ITS version 7.
183////////////////////////////////////////////////////////////////////////
184
185 fIdN = 6;
186 fIdName = new TString[fIdN];
187 fIdName[0] = "ITS1";
188 fIdName[1] = "ITS2";
189 fIdName[2] = "ITS3";
190 fIdName[3] = "ITS4";
191 fIdName[4] = "ITS5";
192 fIdName[5] = "ITS6";
193 fIdSens = new Int_t[fIdN];
194 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=0;
195 fMajorVersion = 9;
196 fMinorVersion = 0;
197}
198//____________________________________________________________________________
199AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm(const AliITSvPPRcoarsesymm &source){
200////////////////////////////////////////////////////////////////////////
201// Copy Constructor for ITS version 7.
202////////////////////////////////////////////////////////////////////////
203 if(&source == this) return;
204 Warning("Copy Constructor","Not allowed to copy AliITSvPPRcoarsesymm");
205 return;
206}
207//_____________________________________________________________________________
208AliITSvPPRcoarsesymm& AliITSvPPRcoarsesymm::operator=(const AliITSvPPRcoarsesymm &source){
209////////////////////////////////////////////////////////////////////////
210// Assignment operator for the ITS version 7.
211////////////////////////////////////////////////////////////////////////
212 if(&source == this) return *this;
213 Warning("= operator","Not allowed to copy AliITSvPPRcoarsesymm");
214 return *this;
215}
216//_____________________________________________________________________________
217AliITSvPPRcoarsesymm::~AliITSvPPRcoarsesymm() {
218////////////////////////////////////////////////////////////////////////
219// Standard destructor for the ITS version 7.
220////////////////////////////////////////////////////////////////////////
221}
222
223//__________________________________________________________________________
224void AliITSvPPRcoarsesymm::BuildGeometry(){
225////////////////////////////////////////////////////////////////////////
226// Geometry builder for the ITS version 7.
227////////////////////////////////////////////////////////////////////////
228 TNode *node, *top;
229 const Int_t kColorITS=kYellow;
230 //
231 top = gAlice->GetGeometry()->GetNode("alice");
232 new TTUBE("S_layer1","Layer1 of ITS","void",3.8095,3.8095+1.03*9.36/100.,14.35);
233 top->cd();
234 node = new TNode("Layer1","Layer1","S_layer1",0,0,0,"");
235 node->SetLineColor(kColorITS);
236 fNodes->Add(node);
237
238 new TTUBE("S_layer2","Layer2 of ITS","void",7.,7.+1.03*9.36/100.,14.35);
239 top->cd();
240 node = new TNode("Layer2","Layer2","S_layer2",0,0,0,"");
241 node->SetLineColor(kColorITS);
242 fNodes->Add(node);
243
244 new TTUBE("S_layer3","Layer3 of ITS","void",15.,15.+0.94*9.36/100.,25.1);
245 top->cd();
246 node = new TNode("Layer3","Layer3","S_layer3",0,0,0,"");
247 node->SetLineColor(kColorITS);
248 fNodes->Add(node);
249
250 new TTUBE("S_layer4","Layer4 of ITS","void",24.1,24.1+0.95*9.36/100.,32.1);
251 top->cd();
252 node = new TNode("Layer4","Layer4","S_layer4",0,0,0,"");
253 node->SetLineColor(kColorITS);
254 fNodes->Add(node);
255
256 new TTUBE("S_layer5","Layer5 of ITS","void",38.5,38.5+0.91*9.36/100.,49.405);
257 top->cd();
258 node = new TNode("Layer5","Layer5","S_layer5",0,0,0,"");
259 node->SetLineColor(kColorITS);
260 fNodes->Add(node);
261
262 new TTUBE("S_layer6","Layer6 of ITS","void",43.5765,43.5765+0.87*9.36/100.,55.27);
263 top->cd();
264 node = new TNode("Layer6","Layer6","S_layer6",0,0,0,"");
265 node->SetLineColor(kColorITS);
266 fNodes->Add(node);
267
268}
269//_____________________________________________________________________________
270void AliITSvPPRcoarsesymm::CreateGeometry(){
271////////////////////////////////////////////////////////////////////////
272// This routine defines and Creates the geometry for version 7 of the ITS.
273////////////////////////////////////////////////////////////////////////
274
275 //INNER RADII OF THE SILICON LAYERS
276 Float_t rl[6] = { 3.8095,7.,15.,24.,38.5,43.5765 };
277 //THICKNESSES OF LAYERS (in % radiation length)
278 Float_t drl[6] = { 1.03,1.03,0.94,0.95,0.91,0.87 };
279 //HALF LENGTHS OF LAYERS
280 Float_t dzl[6] = { 14.35,14.35,25.1,32.1,49.405,55.27 };
281 //LENGTHS OF END-LADDER BOXES (ALL INCLUDED)
282 Float_t dzb[6] = { 12.4,12.4,13.5,15.,7.5,7.5 };
283 //THICKNESSES OF END-LADDER BOXES (ALL INCLUDED)
284 Float_t drb[6] = { rl[1]-rl[0],0.2,5.,5.,4.,4. };
285
286
287 Float_t dits[3], rlim, zmax;
288 Float_t zpos;
289 Float_t pcits[100], ztpc;
290 Int_t idrotm[1999], i;
291 Float_t dgh[100];
292
293 Int_t rails = 1; // flag for rails (1 --> rails in; 0 --> rails out)
294 Int_t suppmat = 0; // flag to change the material of the services
295 // supports (=0 copper, =1 aluminum, =2 carbon)
296 rails = GetRails();
297
298 if(rails != 0 && rails != 1) {
299 cout << "ITS - WARNING: the switch for rails is not set neither to 0 (rails out) nor to 1 (rails in)."
300 " The default value of 1 (rails in) will be used." << endl;
301 }
302
303 if (rails == 0 ) {
304 cout << "ITS: Rails are out." << endl;
305 } else {
306 cout << "ITS: Rails are in." << endl;
307 }
308
309 suppmat = GetSupportMaterial();
310
311 if (suppmat != 0 && suppmat != 1 && suppmat != 2) {
312 cout << "ITS - WARNING: the flag for the material of services supports is not set neither to 0 (copper) nor to 1 (aluminum) nor to 2 (carbon)."
313 " The default value of 0 (copper) will be used." << endl;
314 }
315
316 if (suppmat == 0) {
317 cout << "ITS: The material of the services supports is copper." << endl;
318 } else if (suppmat == 1){
319 cout << "ITS: The material of the services supports is aluminum." << endl;
320 } else {
321 cout << "ITS: The material of the services supports is carbon." << endl;
322 }
323
324
325 Int_t *idtmed = fIdtmed->GetArray()-199;
326
327 // CONVERT INTO CM (RL(SI)=9.36 CM)
328 for (i = 0; i < 6; ++i) {
329 drl[i] = drl[i] / 100. * 9.36;
330 }
331
332 // FIELD CAGE HALF LENGTH
333
334 rlim = 50.;
335 zmax = 74.;
336 ztpc = 284.;
337
338 // --- Define ghost volume containing the whole ITS (including services)
339 // and fill it with air
340
341 dgh[0] = 0.;
342 dgh[1] = 360.;
343 dgh[2] = 16.;
344 dgh[3] = -ztpc-5.-0.1;
345 dgh[4] = 62.4;
346 dgh[5] = 85.;
347 dgh[6] = -ztpc;
348 dgh[7] = 62;
349 dgh[8] = 85.;
350 dgh[9] = -ztpc;
351 dgh[10] = 62;
352 dgh[11] = 62+4.;
353 dgh[12] = -97.5;
354 dgh[13] = 46;
355 dgh[14] = rlim+6;
356 dgh[15] = -zmax;
357 dgh[16] = 46;
358 dgh[17] = rlim+6;
359 dgh[18] = -48;
360 dgh[19] = 6;
361 dgh[20] = rlim+6;
362 dgh[21] = -28.6;
363 dgh[22] = 6;
364 dgh[23] = rlim+6;
365 dgh[24] = -27.6;
366 dgh[25] = 3.295;
367 dgh[26] = rlim+6;
368 dgh[27] = 27.6;
369 dgh[28] = 3.295;
370 dgh[29] = rlim+6;
371 dgh[30] = 28.6;
372 dgh[31] = 6;
373 dgh[32] = rlim+6;
374 dgh[33] = 48;
375 dgh[34] = 6;
376 dgh[35] = rlim+6;
377 dgh[36] = zmax;
378 dgh[37] = 46;
379 dgh[38] = rlim+6;
380 dgh[39] = 97.5;
381 dgh[40] = 46;
382 dgh[41] = rlim+6;
383 dgh[42] = ztpc;
384 dgh[43] = 62;
385 dgh[44] = 62+4.;
386 dgh[45] = ztpc;
387 dgh[46] = 62;
388 dgh[47] = 85.;
389 dgh[48] = ztpc+4.+0.1;
390 dgh[49] = 62.4;
391 dgh[50] = 85.;
392 gMC->Gsvolu("ITSV", "PCON", idtmed[275], dgh, 51);
393
394 // --- Place the ghost volume in its mother volume (ALIC) and make it
395 // invisible
396
397 gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY");
398 //gMC->Gsatt("ITSV", "SEEN", 0);
399
400
401 // --- Define ghost volume containing the six layers and fill it with air
402
403 dgh[0] = 0.;
404 dgh[1] = 360.;
405 dgh[2] = 8.;
406 dgh[3] = -zmax;
407 dgh[4] = 46.;
408 dgh[5] = rlim;
409 dgh[6] = -47.5;
410 dgh[7] = 6.005;
411 dgh[8] = rlim;
412 dgh[9] = -28.5;
413 dgh[10] = 6.005;
414 dgh[11] = rlim;
415 dgh[12] = -27.5;
416 dgh[13] = 3.3;
417 dgh[14] = rlim;
418 dgh[15] = 27.5;
419 dgh[16] = 3.3;
420 dgh[17] = rlim;
421 dgh[18] = 28.5;
422 dgh[19] = 6.005;
423 dgh[20] = rlim;
424 dgh[21] = 47.5;
425 dgh[22] = 6.005;
426 dgh[23] = rlim;
427 dgh[24] = zmax;
428 dgh[25] = 46.;
429 dgh[26] = rlim;
430 gMC->Gsvolu("ITSD", "PCON", idtmed[275], dgh, 27);
431
432 // --- Place the ghost volume in its mother volume (ALIC) and make it
433 // invisible
434
435 gMC->Gspos("ITSD", 1, "ITSV", 0., 0., 0., 0, "ONLY");
436 //gMC->Gsatt("ITSD", "SEEN", 0);
437
438 // ITS LAYERS (SILICON)
439
440 dits[0] = rl[0];
441 dits[1] = rl[0] + drl[0];
442 dits[2] = dzl[0];
443 gMC->Gsvolu("ITS1", "TUBE", idtmed[199], dits, 3);
444 gMC->Gspos("ITS1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
445
446 dits[0] = rl[1];
447 dits[1] = rl[1] + drl[1];
448 dits[2] = dzl[1];
449 gMC->Gsvolu("ITS2", "TUBE", idtmed[199], dits, 3);
450 gMC->Gspos("ITS2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
451
452 dits[0] = rl[2];
453 dits[1] = rl[2] + drl[2];
454 dits[2] = dzl[2];
455 gMC->Gsvolu("ITS3", "TUBE", idtmed[224], dits, 3);
456 gMC->Gspos("ITS3", 1, "ITSD", 0., 0., 0., 0, "ONLY");
457
458 dits[0] = rl[3];
459 dits[1] = rl[3] + drl[3];
460 dits[2] = dzl[3];
461 gMC->Gsvolu("ITS4", "TUBE", idtmed[224], dits, 3);
462 gMC->Gspos("ITS4", 1, "ITSD", 0., 0., 0., 0, "ONLY");
463
464 dits[0] = rl[4];
465 dits[1] = rl[4] + drl[4];
466 dits[2] = dzl[4];
467 gMC->Gsvolu("ITS5", "TUBE", idtmed[249], dits, 3);
468 gMC->Gspos("ITS5", 1, "ITSD", 0., 0., 0., 0, "ONLY");
469
470 dits[0] = rl[5];
471 dits[1] = rl[5] + drl[5];
472 dits[2] = dzl[5];
473 gMC->Gsvolu("ITS6", "TUBE", idtmed[249], dits, 3);
474 gMC->Gspos("ITS6", 1, "ITSD", 0., 0., 0., 0, "ONLY");
475
476 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SPD
477
478 gMC->Gsvolu("IEL1", "TUBE", idtmed[208], dits, 0);
479 for (i = 0; i < 2; i++) {
480 dits[0] = rl[i];
481 dits[1] = dits[0] + drb[i];
482 dits[2] = dzb[i] / 2.;
483 zpos = dzl[i] + dits[2];
484 gMC->Gsposp("IEL1", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
485 gMC->Gsposp("IEL1", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
486 }
487
488 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SDD
489
490 gMC->Gsvolu("IEL2", "TUBE", idtmed[237], dits, 0);
491 for (i = 2; i < 3; i++) {
492 dits[0] = rl[i]-2.5;
493 dits[1] = dits[0] + drb[i];
494 dits[2] = dzb[i] / 2.;
495 zpos = dzl[i] + dits[2];
496 gMC->Gsposp("IEL2", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
497 gMC->Gsposp("IEL2", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
498 }
499 for (i = 3; i < 4; i++) {
500 dits[0] = rl[i]-1.4;
501 dits[1] = dits[0] + drb[i];
502 dits[2] = dzb[i] / 2.;
503 zpos = dzl[i] + dits[2];
504 gMC->Gsposp("IEL2", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
505 gMC->Gsposp("IEL2", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
506 }
507
508
509 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SSD
510
511 gMC->Gsvolu("IEL3", "TUBE", idtmed[263], dits, 0);
512 for (i = 4; i < 5; i++) {
513 dits[0] = rl[i]+1.4;
514 dits[1] = dits[0] + drb[i];
515 dits[2] = dzb[i] / 2.;
516 zpos = dzl[i] + dits[2];
517 gMC->Gsposp("IEL3", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
518 gMC->Gsposp("IEL3", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
519 }
520 for (i = 5; i < 6; i++) {
521 dits[0] = rl[i]+0.4235;
522 dits[1] = dits[0] + drb[i];
523 dits[2] = dzb[i] / 2.;
524 zpos = dzl[i] + dits[2];
525 gMC->Gsposp("IEL3", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
526 gMC->Gsposp("IEL3", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
527 }
528
529 // DEFINE THERMAL SCREEN FOR SPD
530
531 pcits[0] = 8.3;
532 pcits[1] = 8.5;
533 pcits[2] = 42.5;
534 gMC->Gsvolu("ICY1", "TUBE", idtmed[274], pcits, 3);
535 gMC->Gspos("ICY1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
536
537 // DEFINE END CONES FOR SDD
538
539 pcits[0] = (59.-42.5)/2.;
540 pcits[1] = 8.5;
541 pcits[2] = 8.5+0.1;
542 pcits[3] = 28.;
543 pcits[4] = 28.+0.1;
544 gMC->Gsvolu("ICO1", "CONE", idtmed[238], pcits, 5);
545 AliMatrix(idrotm[200], 90., 0., 90., 90., 180., 0.);
546 gMC->Gspos("ICO1", 1, "ITSD", 0., 0., 42.5+pcits[0], 0, "ONLY");
547 gMC->Gspos("ICO1", 2, "ITSD", 0., 0., -(42.5+pcits[0]), idrotm[200], "ONLY");
548
549 // DEFINE CYLINDER BETWEEN SDD AND SSD
550
551 pcits[0] = (59.5-0.13/2.)/2.;
552 pcits[1] = (59.5+0.13/2.)/2.;
553 pcits[2] = 57.;
554 gMC->Gsvolu("ICY2", "TUBE", idtmed[274], pcits, 3);
555 gMC->Gspos("ICY2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
556
557 // DEFINE END CONES FOR SSD
558
559 pcits[0] = (74.-59.)/2.;
560 pcits[1] = 28.;
561 pcits[2] = 28.+0.1;
562 pcits[3] = 47.;
563 pcits[4] = 47.+0.1;
564 gMC->Gsvolu("ICO2", "CONE", idtmed[264], pcits, 5);
565 gMC->Gspos("ICO2", 1, "ITSD", 0., 0., 59.+pcits[0], 0, "ONLY");
566 gMC->Gspos("ICO2", 2, "ITSD", 0., 0., -(59.+pcits[0]), idrotm[200], "ONLY");
567
568
569 // **************************** SERVICES *********************************
570
571
572 // --- DEFINE CABLES AT THE END OF THE ITS CONES - COPPER PART
573 // UPPER PART
574
575 dgh[0] = 46.;
576 dgh[1] = 46.+1.0;
577 dgh[2] = 9.5;
578 dgh[3] = 12.;
579 dgh[4] = 168.;
580
581 if (suppmat == 0) {
582 gMC->Gsvolu("I1CU", "TUBS", idtmed[279], dgh, 5); // copper
583 } else if (suppmat == 1) {
584 gMC->Gsvolu("I1CU", "TUBS", idtmed[285], dgh, 5); // aluminum
585 } else {
586 gMC->Gsvolu("I1CU", "TUBS", idtmed[274], dgh, 5); // carbon
587 }
588 gMC->Gspos("I1CU", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
589 gMC->Gspos("I1CU", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
590
591 // --- DEFINE CABLES AT THE END OF THE ITS CONES - COPPER PART
592 // LOWER PART
593
594 dgh[0] = 46.;
595 dgh[1] = 46.+1.0;
596 dgh[2] = 9.5;
597 dgh[3] = 192.;
598 dgh[4] = 348.;
599
600 if (suppmat == 0) {
601 gMC->Gsvolu("I2CU", "TUBS", idtmed[279], dgh, 5); // copper
602 } else if (suppmat == 1) {
603 gMC->Gsvolu("I2CU", "TUBS", idtmed[285], dgh, 5); // aluminum
604 } else {
605 gMC->Gsvolu("I2CU", "TUBS", idtmed[274], dgh, 5); // carbon
606 }
607 gMC->Gspos("I2CU", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
608 gMC->Gspos("I2CU", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
609
610
611 // --- DEFINE CABLES AT THE END OF THE ITS CONES - CARBON PART
612 // UPPER PART
613
614 dgh[0] = 46.+1.0;
615 dgh[1] = 46.+1.0+1.5;
616 dgh[2] = 9.5;
617 dgh[3] = 12.;
618 dgh[4] = 168.;
619
620 gMC->Gsvolu("I1CC", "TUBS", idtmed[274], dgh, 5);
621 gMC->Gspos("I1CC", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
622 gMC->Gspos("I1CC", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
623
624 // --- DEFINE CABLES AT THE END OF THE ITS CONES - CARBON PART
625 // LOWER PART
626
627 dgh[0] = 46.+1.0;
628 dgh[1] = 46.+1.0+1.5;
629 dgh[2] = 9.5;
630 dgh[3] = 192.;
631 dgh[4] = 348.;
632
633 gMC->Gsvolu("I2CC", "TUBS", idtmed[274], dgh, 5);
634 gMC->Gspos("I2CC", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
635 gMC->Gspos("I2CC", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
636
637 // --- DEFINE PATCH PANELS AT THE END OF THE ITS CONES
638 // UPPER PART
639
640 dgh[0] = 46.;
641 dgh[1] = 56.;
642 dgh[2] = 2.25;
643 dgh[3] = 12.;
644 dgh[4] = 168.;
645
646 gMC->Gsvolu("IPA1", "TUBS", idtmed[285], dgh, 5);
647 gMC->Gspos("IPA1", 1, "ITSV", 0., 0., 95.25, 0, "ONLY");
648 gMC->Gspos("IPA1", 2, "ITSV", 0., 0., -95.25, idrotm[200], "ONLY");
649
650
651 // --- DEFINE PATCH PANELS AT THE END OF THE ITS CONES
652 // LOWER PART
653
654 dgh[0] = 46.;
655 dgh[1] = 56.;
656 dgh[2] = 2.25;
657 dgh[3] = 192.;
658 dgh[4] = 348.;
659
660 gMC->Gsvolu("IPA2", "TUBS", idtmed[285], dgh, 5);
661 gMC->Gspos("IPA2", 1, "ITSV", 0., 0., 95.25, 0, "ONLY");
662 gMC->Gspos("IPA2", 2, "ITSV", 0., 0., -95.25, idrotm[200], "ONLY");
663
664 // --- DEFINE CABLES/COOLING BELOW THE TPC - COPPER PART - UPPER PART
665
666 dgh[0] = (ztpc-97.5)/2.;
667 dgh[1] = 46.2;
668 dgh[2] = 46.2+1.0;
669 dgh[3] = 62.3;
670 dgh[4] = 62.3+1.0;
671 dgh[5] = 12.;
672 dgh[6] = 168.;
673 gMC->Gsvolu("ICU1", "CONS", idtmed[279], dgh, 7);
674 gMC->Gspos("ICU1", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
675 gMC->Gspos("ICU1", 2, "ITSV", 0., 0., -(97.5+dgh[0]), idrotm[200], "ONLY");
676
677 // --- DEFINE CABLES/COOLING BELOW THE TPC - COPPER PART - LOWER PART
678
679 dgh[0] = (ztpc-97.5)/2.;
680 dgh[1] = 46.2;
681 dgh[2] = 46.2+1.0;
682 dgh[3] = 62.3;
683 dgh[4] = 62.3+1.0;
684 dgh[5] = 192.;
685 dgh[6] = 348.;
686 gMC->Gsvolu("ICU2", "CONS", idtmed[279], dgh, 7);
687 gMC->Gspos("ICU2", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
688 gMC->Gspos("ICU2", 2, "ITSV", 0., 0., -(97.5+dgh[0]), idrotm[200], "ONLY");
689
690 // --- DEFINE CABLES/COOLING BELOW THE TPC - CARBON PART - UPPER PART
691
692 dgh[0] = (ztpc-97.5)/2.;
693 dgh[1] = 46.2+1.0;
694 dgh[2] = 46.2+1.0+1.5;
695 dgh[3] = 62.3+1.0;
696 dgh[4] = 62.3+1.0+1.5;
697 dgh[5] = 12.;
698 dgh[6] = 168.;
699 gMC->Gsvolu("ICC1", "CONS", idtmed[274], dgh, 7);
700 gMC->Gspos("ICC1", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
701 gMC->Gspos("ICC1", 2, "ITSV", 0., 0., -(97.5+dgh[0]), idrotm[200], "ONLY");
702
703 // --- DEFINE CABLES/COOLING BELOW THE TPC - CARBON PART - LOWER PART
704
705 dgh[0] = (ztpc-97.5)/2.;
706 dgh[1] = 46.2+1.0;
707 dgh[2] = 46.2+1.0+1.5;
708 dgh[3] = 62.3+1.0;
709 dgh[4] = 62.3+1.0+1.5;
710 dgh[5] = 192.;
711 dgh[6] = 348.;
712 gMC->Gsvolu("ICC2", "CONS", idtmed[274], dgh, 7);
713 gMC->Gspos("ICC2", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
714 gMC->Gspos("ICC2", 2, "ITSV", 0., 0., -(97.5+dgh[0]), idrotm[200], "ONLY");
715
716 // --- DEFINE CABLES/COOLING BEHIND THE TPC - COPPER PART - UPPER PART
717
718 dgh[0] = 62.1;
719 dgh[1] = 74.5;
720 dgh[2] = 0.5;
721 dgh[3] = 12.;
722 dgh[4] = 168.;
723 gMC->Gsvolu("ICU3", "TUBS", idtmed[279], dgh, 5);
724 gMC->Gspos("ICU3", 1, "ITSV", 0., 0., ztpc+1.5+dgh[2], 0, "ONLY");
725 gMC->Gspos("ICU3", 2, "ITSV", 0., 0., -(ztpc+1.5+dgh[2]), idrotm[200], "ONLY");
726
727 // --- DEFINE CABLES/COOLING BEHIND THE TPC - COPPER PART - LOWER PART
728
729 dgh[0] = 62.1;
730 dgh[1] = 74.5;
731 dgh[2] = 0.5;
732 dgh[3] = 192.;
733 dgh[4] = 348.;
734 gMC->Gsvolu("ICU4", "TUBS", idtmed[279], dgh, 5);
735 gMC->Gspos("ICU4", 1, "ITSV", 0., 0., ztpc+1.5+dgh[2], 0, "ONLY");
736 gMC->Gspos("ICU4", 2, "ITSV", 0., 0., -(ztpc+1.5+dgh[2]), idrotm[200], "ONLY");
737
738 // --- DEFINE CABLES/COOLING BEHIND THE TPC - CARBON PART - UPPER PART
739
740 dgh[0] = 62.1;
741 dgh[1] = 74.5;
742 dgh[2] = 0.75;
743 dgh[3] = 12.;
744 dgh[4] = 168.;
745 gMC->Gsvolu("ICC3", "TUBS", idtmed[274], dgh, 5);
746 gMC->Gspos("ICC3", 1, "ITSV", 0., 0., ztpc+dgh[2], 0, "ONLY");
747 gMC->Gspos("ICC3", 2, "ITSV", 0., 0., -(ztpc+dgh[2]), idrotm[200], "ONLY");
748
749 // --- DEFINE CABLES/COOLING BEHIND THE TPC - CARBON PART - LOWER PART
750
751 dgh[0] = 62.1;
752 dgh[1] = 74.5;
753 dgh[2] = 0.75;
754 dgh[3] = 192.;
755 dgh[4] = 348.;
756 gMC->Gsvolu("ICC4", "TUBS", idtmed[274], dgh, 5);
757 gMC->Gspos("ICC4", 1, "ITSV", 0., 0., ztpc+dgh[2], 0, "ONLY");
758 gMC->Gspos("ICC4", 2, "ITSV", 0., 0., -(ztpc+dgh[2]), idrotm[200], "ONLY");
759
760 // --- DEFINE HOOK TO THE TPC ON OTHER SIDE W.R.T. THE ABSORBER - UPPER PART
761
762 dgh[0] = 74.5;
763 dgh[1] = 79.5;
764 dgh[2] = 2.5;
765 dgh[3] = 12.;
766 dgh[4] = 168.;
767 gMC->Gsvolu("IHK1", "TUBS", idtmed[284], dgh, 5);
768 gMC->Gspos("IHK1", 1, "ITSV", 0., 0., -ztpc-dgh[2], 0, "ONLY");
769
770 // --- DEFINE HOOK TO THE TPC ON OTHER SIDE W.R.T. THE ABSORBER - LOWER PART
771
772 dgh[0] = 74.5;
773 dgh[1] = 79.5;
774 dgh[2] = 2.5;
775 dgh[3] = 192.;
776 dgh[4] = 348.;
777 gMC->Gsvolu("IHK2", "TUBS", idtmed[284], dgh, 5);
778 gMC->Gspos("IHK2", 1, "ITSV", 0., 0., -ztpc-dgh[2], 0, "ONLY");
779
780 // --- DEFINE RAILS BETWEEN THE ITS AND THE TPC
781
782 if (rails == 1) {
783
784 dgh[0] = 2.;
785 dgh[1] = 8.;
786 dgh[2] = 190.;
787 gMC->Gsvolu("IRA1", "BOX ", idtmed[239], dgh, 3);
788 gMC->Gspos("IRA1", 1, "ITSV", 53.5, 0., -69.5, 0, "ONLY");
789 gMC->Gsvolu("IRA2", "BOX ", idtmed[239], dgh, 3);
790 gMC->Gspos("IRA2", 1, "ITSV", -53.5, 0., -69.5, 0, "ONLY");
791
792 dgh[0] = 2.-0.5; // 0.5 was determined in such a way that the aluminum area is 20.9 cm^2
793 dgh[1] = 8.-0.5; // 0.5 was determined in such a way that the aluminum area is 20.9 cm^2
794 dgh[2] = 190.;
795 gMC->Gsvolu("IRA3", "BOX ", idtmed[275], dgh, 3);
796 gMC->Gspos("IRA3", 1, "IRA1", 0., 0., 0., 0, "ONLY");
797 gMC->Gsvolu("IRA4", "BOX ", idtmed[275], dgh, 3);
798 gMC->Gspos("IRA4", 1, "IRA2", 0., 0., 0., 0, "ONLY");
799
800 }
801
802 // --- DEFINE CYLINDERS HOLDING RAILS BETWEEN THE ITS AND THE TPC
803
804 dgh[0] = 56.9;
805 dgh[1] = 59.;
806 dgh[2] = 0.6;
807 gMC->Gsvolu("ICYL", "TUBE", idtmed[285], dgh, 3);
808 gMC->Gspos("ICYL", 1, "ALIC", 0., 0., 74.1, 0, "ONLY");
809 gMC->Gspos("ICYL", 2, "ALIC", 0., 0., -74.1, idrotm[200], "ONLY");
810
811 // --- DEFINE SUPPORTS FOR RAILS ATTACHED TO THE CYLINDERS
812
813 dgh[0] = 0.;
814 dgh[1] = 3.;
815 dgh[2] = 5.; // 5. comes from the fact that the volume has to be 567.6/2 cm^3
816 gMC->Gsvolu("ISR1", "TUBE", idtmed[286], dgh, 3);
817 gMC->Gspos("ISR1", 1, "ITSV", 53.4292, 10.7053, 79.75, 0, "ONLY");
818 gMC->Gspos("ISR1", 2, "ITSV", 53.4292, -10.7053, 79.75, 0, "ONLY");
819 gMC->Gspos("ISR1", 3, "ITSV", -53.4292, 10.7053, 79.75, 0, "ONLY");
820 gMC->Gspos("ISR1", 4, "ITSV", -53.4292, -10.7053, 79.75, 0, "ONLY");
821 gMC->Gspos("ISR1", 5, "ITSV", 53.4292, 10.7053, -79.75, 0, "ONLY");
822 gMC->Gspos("ISR1", 6, "ITSV", 53.4292, -10.7053, -79.75, 0, "ONLY");
823 gMC->Gspos("ISR1", 7, "ITSV", -53.4292, 10.7053, -79.75, 0, "ONLY");
824 gMC->Gspos("ISR1", 8, "ITSV", -53.4292, -10.7053, -79.75, 0, "ONLY");
825
826 // --- DEFINE SUPPORTS FOR RAILS ATTACHED TO THE ABSORBER
827
828 dgh[0] = 5.;
829 dgh[1] = 12.;
830 dgh[2] = 5.;
831 gMC->Gsvolu("ISR2", "BOX ", idtmed[285], dgh, 3);
832 gMC->Gspos("ISR2", 1, "ALIC", 53.5, 0., 125.5, 0, "ONLY");
833 gMC->Gsvolu("ISR3", "BOX ", idtmed[285], dgh, 3);
834 gMC->Gspos("ISR3", 1, "ALIC", -53.5, 0., 125.5, 0, "ONLY");
835
836 dgh[0] = 5.-2.;
837 dgh[1] = 12.-2.;
838 dgh[2] = 5.;
839 gMC->Gsvolu("ISR4", "BOX ", idtmed[275], dgh, 3);
840 gMC->Gspos("ISR4", 1, "ISR2", 0., 0., 0., 0, "ONLY");
841 gMC->Gsvolu("ISR5", "BOX ", idtmed[275], dgh, 3);
842 gMC->Gspos("ISR5", 1, "ISR3", 0., 0., 0., 0, "ONLY");
843
844 // --- DEFINE SUPPORTS TO ATTACH THE ITS TO THE TPC
845
846 dgh[0] = 0.;
847 dgh[1] = 5.;
848 dgh[2] = 2.;
849 gMC->Gsvolu("ISR6", "TUBE", idtmed[285], dgh, 3);
850 gMC->Gspos("ISR6", 1, "ALIC", 0., 54., 77., 0, "ONLY");
851 gMC->Gspos("ISR6", 2, "ALIC", 0., 54., -77., 0, "ONLY");
852 gMC->Gspos("ISR6", 3, "ALIC", 0., -54., -77., 0, "ONLY");
853
854 // --- Outputs the geometry tree in the EUCLID/CAD format
855
856 if (fEuclidOut) {
857 gMC->WriteEuclid("ITSgeometry", "ITSV", 1, 5);
858 }
859}
860//_____________________________________________________________________________
861void AliITSvPPRcoarsesymm::CreateMaterials(){
862////////////////////////////////////////////////////////////////////////
863 //
864 // Create ITS materials
865 // This function defines the default materials used in the Geant
866 // Monte Carlo simulations for the geometries AliITSv1, AliITSv3,
867 // AliITSvPPRcoarseasymm.
868 // In general it is automatically replaced by
869 // the CreatMaterials routine defined in AliITSv?. Should the function
870 // CreateMaterials not exist for the geometry version you are using this
871 // one is used. See the definition found in AliITSv5 or the other routine
872 // for a complete definition.
873 //
874 // Water H2O
875 Float_t awat[2] = { 1.00794,15.9994 };
876 Float_t zwat[2] = { 1.,8. };
877 Float_t wwat[2] = { 2.,1. };
878 Float_t denswat = 1.;
879 // Freon
880 Float_t afre[2] = { 12.011,18.9984032 };
881 Float_t zfre[2] = { 6.,9. };
882 Float_t wfre[2] = { 5.,12. };
883 Float_t densfre = 1.5;
884 // Ceramics
885 // 94.4% Al2O3 , 2.8% SiO2 , 2.3% MnO , 0.5% Cr2O3
886 Float_t acer[5] = { 26.981539,15.9994,28.0855,54.93805,51.9961 };
887 Float_t zcer[5] = { 13.,8.,14.,25., 24. };
888 Float_t wcer[5] = { .49976,1.01233,.01307, .01782,.00342 };
889 Float_t denscer = 3.6;
890 //
891 // 60% SiO2 , 40% G10FR4
892 // PC board
893 Float_t apcb[3] = { 28.0855,15.9994,17.749 };
894 Float_t zpcb[3] = { 14.,8.,8.875 };
895 Float_t wpcb[3] = { .28,.32,.4 };
896 Float_t denspcb = 1.8;
897 // POLYETHYL
898 Float_t apoly[2] = { 12.01,1. };
899 Float_t zpoly[2] = { 6.,1. };
900 Float_t wpoly[2] = { .33,.67 };
901 // old SERVICES
902 Float_t zserv[4] = { 1.,6.,26.,29. };
903 Float_t aserv[4] = { 1.,12.,55.8,63.5 };
904 Float_t wserv[4] = { .014,.086,.42,.48 };
905 // Stainless steel
906 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
907 Float_t zsteel[4] = { 26.,24.,28.,14. };
908 Float_t wsteel[4] = { .715,.18,.1,.005 };
909
910
911 Int_t isxfld = gAlice->Field()->Integ();
912 Float_t sxmgmx = gAlice->Field()->Max();
913
914
915 // --- Define the various materials for GEANT ---
916
917 // 200-224 --> Silicon Pixel Detectors (detectors, chips, buses, cooling,..)
918
919 AliMaterial(0, "SPD Si$", 28.0855, 14., 2.33, 9.36, 999.);
920 AliMaterial(1, "SPD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
921 AliMaterial(2, "SPD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
922 AliMaterial(3, "SPD C$", 12.011, 6., 2.265,18.8, 999.);
923 // v. dens
924 AliMaterial(4, "SPD Air$", 14.61, 7.3, .001205, 30423., 999.);
925 AliMaterial(5, "SPD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
926 AliMaterial(6, "SPD Al$", 26.981539, 13., 2.6989, 8.9, 999.);
927 AliMixture( 7, "SPD Water $", awat, zwat, denswat, -2, wwat);
928 AliMixture( 8, "SPD Freon$", afre, zfre, densfre, -2, wfre);
929 AliMaterial(9, "SPD End ladder$", 55.845, 26., 7.87/10., 1.76*10., 999.);
930 //AliMaterial(9, "SPD End ladder$", 55.845, 26., -7.87/10., -1.76*10., 999.);
931 AliMaterial(10, "SPD cone$",28.0855, 14., 2.33, 9.36, 999.); // check !!!!
932 // **
933 AliMedium(0, "SPD Si$", 0, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
934 AliMedium(1, "SPD Si chip$", 1, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
935 AliMedium(2, "SPD Si bus$", 2, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
936 AliMedium(3, "SPD C$", 3, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
937 AliMedium(4, "SPD Air$", 4, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
938 AliMedium(5, "SPD Vacuum$", 5, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
939 AliMedium(6, "SPD Al$", 6, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
940 AliMedium(7, "SPD Water $", 7, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
941 AliMedium(8, "SPD Freon$", 8, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
942 AliMedium(9, "SPD End ladder$",9, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
943 AliMedium(10, "SPD cone$", 10, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
944
945 // 225-249 --> Silicon Drift Detectors (detectors, chips, buses, cooling,..)
946
947 AliMaterial(25, "SDD Si$", 28.0855, 14., 2.33, 9.36, 999.);
948 AliMaterial(26, "SDD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
949 AliMaterial(27, "SDD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
950 AliMaterial(28, "SDD C$", 12.011, 6., 2.265,18.8, 999.);
951 // v. dens
952 AliMaterial(29, "SDD Air$", 14.61, 7.3, .001205, 30423., 999.);
953 AliMaterial(30, "SDD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
954 AliMaterial(31, "SDD Al$", 26.981539, 13., 2.6989, 8.9, 999.);
955 // After a call with ratios by number (negative number of elements),
956 // the ratio array is changed to the ratio by weight, so all successive
957 // calls with the same array must specify the number of elements as
958 // positive
959 AliMixture(32, "SDD Water $", awat, zwat, denswat, 2, wwat);
960 // After a call with ratios by number (negative number of elements),
961 // the ratio array is changed to the ratio by weight, so all successive
962 // calls with the same array must specify the number of elements as
963 // positive
964 AliMixture( 33, "SDD Freon$", afre, zfre, densfre, 2, wfre);
965 AliMixture( 34, "SDD PCB$", apcb, zpcb, denspcb, 3, wpcb);
966 AliMaterial(35, "SDD Copper$", 63.546, 29., 8.96, 1.43, 999.);
967 AliMixture( 36, "SDD Ceramics$", acer, zcer, denscer, -5, wcer);
968 AliMaterial(37, "SDD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
969 AliMaterial(38, "SDD End ladder$", 69.9298, 29.8246, 0.3824, 36.5103, 999.);
970 AliMaterial(39, "SDD cone$",63.546, 29., 1.15, 1.265, 999.);
971 AliMaterial(40, "SDD M55J$",12.3565, 6.4561, 1.8097, 22.9570, 999.);
972 //AliMaterial(38, "SDD End ladder$", 69.9298, 29.8246, -0.3824, -36.5103, 999.);
973 //AliMaterial(39, "SDD cone$",63.546, 29., -1.15, -1.265, 999.);
974
975 // **
976 // check A and Z
977 AliMedium(25, "SDD Si$", 25, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
978 AliMedium(26, "SDD Si chip$", 26, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
979 AliMedium(27, "SDD Si bus$", 27, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
980 AliMedium(28, "SDD C$", 28, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
981 AliMedium(29, "SDD Air$", 29, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
982 AliMedium(30, "SDD Vacuum$", 30, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
983 AliMedium(31, "SDD Al$", 31, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
984 AliMedium(32, "SDD Water $", 32, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
985 AliMedium(33, "SDD Freon$", 33, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
986 AliMedium(34, "SDD PCB$", 34, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
987 AliMedium(35, "SDD Copper$", 35, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
988 AliMedium(36, "SDD Ceramics$", 36, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
989 AliMedium(37, "SDD Kapton$", 37, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
990 AliMedium(38, "SDD End ladder$",38, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
991 AliMedium(39, "SDD cone$", 39, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
992 AliMedium(40, "SDD M55J$", 40, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
993 // 250-274 --> Silicon Strip Detectors (detectors, chips, buses, cooling,..)
994
995 AliMaterial(50, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.);
996 AliMaterial(51, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
997 AliMaterial(52, "SSD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
998 AliMaterial(53, "SSD C$", 12.011, 6., 2.265,18.8, 999.);
999 // v. dens
1000 AliMaterial(54, "SSD Air$", 14.61, 7.3, .001205, 30423., 999.);
1001 AliMaterial(55, "SSD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
1002 AliMaterial(56, "SSD Al$", 26.981539, 13., 2.6989, 8.9, 999.);
1003 // After a call with ratios by number (negative number of elements),
1004 // the ratio array is changed to the ratio by weight, so all successive
1005 // calls with the same array must specify the number of elements as
1006 // positive
1007 AliMixture(57, "SSD Water $", awat, zwat, denswat, 2, wwat);
1008 // After a call with ratios by number (negative number of elements),
1009 // the ratio array is changed to the ratio by weight, so all successive
1010 // calls with the same array must specify the number of elements as
1011 // positive
1012 AliMixture(58, "SSD Freon$", afre, zfre, densfre, 2, wfre);
1013 AliMixture(59, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb);
1014 AliMaterial(60, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.);
1015 // After a call with ratios by number (negative number of elements),
1016 // the ratio array is changed to the ratio by weight, so all successive
1017 // calls with the same array must specify the number of elements as
1018 // positive
1019 AliMixture(61, "SSD Ceramics$", acer, zcer, denscer, 5, wcer);
1020 AliMaterial(62, "SSD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
1021 // check A and Z
1022 AliMaterial(63, "SSD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.);
1023 AliMaterial(64, "SSD End ladder$", 32.0988, 15.4021, 0.68, 35.3238, 999.);
1024 AliMaterial(65, "SSD cone$",63.546, 29., 1.15, 1.265, 999.);
1025 //AliMaterial(64, "SSD End ladder$", 32.0988, 15.4021, -0.68, -35.3238, 999.);
1026 //AliMaterial(65, "SSD cone$",63.546, 29., -1.15, -1.265, 999.);
1027 // **
1028 AliMedium(50, "SSD Si$", 50, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1029 AliMedium(51, "SSD Si chip$", 51, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1030 AliMedium(52, "SSD Si bus$", 52, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1031 AliMedium(53, "SSD C$", 53, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1032 AliMedium(54, "SSD Air$", 54, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1033 AliMedium(55, "SSD Vacuum$", 55, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
1034 AliMedium(56, "SSD Al$", 56, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1035 AliMedium(57, "SSD Water $", 57, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1036 AliMedium(58, "SSD Freon$", 58, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1037 AliMedium(59, "SSD PCB$", 59, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1038 AliMedium(60, "SSD Copper$", 60, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1039 AliMedium(61, "SSD Ceramics$", 61, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1040 AliMedium(62, "SSD Kapton$", 62, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1041 AliMedium(63, "SSD G10FR4$", 63, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1042 AliMedium(64, "SSD End ladder$",64, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1043 AliMedium(65, "SSD cone$", 65, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1044
1045 // 275-299 --> General (end-caps, frames, cooling, cables, etc.)
1046
1047 AliMaterial(75, "GEN C$", 12.011, 6., 2.265, 18.8, 999.);
1048 // verify density
1049 AliMaterial(76, "GEN Air$", 14.61, 7.3, .001205, 30423., 999.);
1050 AliMaterial(77, "GEN Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
1051 AliMixture( 78, "GEN POLYETHYL$", apoly, zpoly, .95, -2, wpoly);
1052 AliMixture( 79, "GEN SERVICES$", aserv, zserv, 4.68, 4, wserv);
1053 AliMaterial(80, "GEN Copper$", 63.546, 29., 8.96, 1.43, 999.);
1054 // After a call with ratios by number (negative number of elements),
1055 // the ratio array is changed to the ratio by weight, so all successive
1056 // calls with the same array must specify the number of elements as
1057 // positive
1058 AliMixture(81, "GEN Water $", awat, zwat, denswat, 2, wwat);
1059// AliMaterial(82, "GEN Cables$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
1060// AliMaterial(83, "GEN patch pan$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
1061// AliMaterial(84, "GEN serv$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
1062 AliMixture(85, "GEN Inox$", asteel, zsteel, 7.88, 4, wsteel);
1063 AliMaterial(86, "GEN Al$", 26.981539, 13., 2.6989, 8.9, 999.);
1064 AliMaterial(87,"inox/alum$", 32.1502,15.3383,3.0705,6.9197,999.);
1065 // **
1066 AliMedium(75,"GEN C$", 75, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1067 AliMedium(76,"GEN Air$", 76, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1068 AliMedium(77,"GEN Vacuum$", 77, 0,isxfld,sxmgmx, 10., .10, .1, .100,10.00);
1069 AliMedium(78,"GEN POLYETHYL$",78, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1070 AliMedium(79,"GEN SERVICES$", 79, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1071 AliMedium(80,"GEN Copper$", 80, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1072 AliMedium(81,"GEN Water $", 81, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1073// AliMedium(82,"GEN Cables$", 82, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1074// AliMedium(83,"GEN patch pan$",83, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1075// AliMedium(84,"GEN serv$", 84, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1076 AliMedium(85,"GEN Inox$", 85, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1077 AliMedium(86, "GEN Al$", 86, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1078 AliMedium(87,"inox/alum$", 87, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1079
1080}
1081//_____________________________________________________________________________
1082void AliITSvPPRcoarsesymm::Init(){
1083////////////////////////////////////////////////////////////////////////
1084// Initialise the ITS after it has been created.
1085////////////////////////////////////////////////////////////////////////
1086 Int_t i;
1087
1088 cout << endl;
1089 for(i=0;i<25;i++) cout << "*";cout << " ITSvPPRcoarsesymm_Init ";
1090 for(i=0;i<25;i++) cout << "*";cout << endl;
1091//
1092 AliITS::Init();
1093//
1094 for(i=0;i<72;i++) cout << "*";
1095 cout << endl;
1096
1097}
1098
1099//_____________________________________________________________________________
1100void AliITSvPPRcoarsesymm::DrawModule(){
1101////////////////////////////////////////////////////////////////////////
1102// Draw a shaded view of the FMD version 6.
1103////////////////////////////////////////////////////////////////////////
1104
1105 // Set everything unseen
1106 gMC->Gsatt("*", "seen", -1);
1107 //
1108 // Set ALIC mother visible
1109 gMC->Gsatt("ALIC","SEEN",0);
1110 //
1111 // Set the volumes visible
1112 gMC->Gsatt("ITSD","SEEN",0);
1113 gMC->Gsatt("ITS1","SEEN",1);
1114 gMC->Gsatt("ITS2","SEEN",1);
1115 gMC->Gsatt("ITS3","SEEN",1);
1116 gMC->Gsatt("ITS4","SEEN",1);
1117 gMC->Gsatt("ITS5","SEEN",1);
1118 gMC->Gsatt("ITS6","SEEN",1);
1119
1120 gMC->Gsatt("IPCB","SEEN",1);
1121 gMC->Gsatt("ICO2","SEEN",1);
1122 gMC->Gsatt("ICER","SEEN",0);
1123 gMC->Gsatt("ISI2","SEEN",0);
1124 gMC->Gsatt("IPLA","SEEN",0);
1125 gMC->Gsatt("ICO3","SEEN",0);
1126 gMC->Gsatt("IEPX","SEEN",0);
1127 gMC->Gsatt("ISI3","SEEN",1);
1128 gMC->Gsatt("ISUP","SEEN",0);
1129 gMC->Gsatt("ICHO","SEEN",0);
1130 gMC->Gsatt("ICMO","SEEN",0);
1131 gMC->Gsatt("ICMD","SEEN",0);
1132 gMC->Gsatt("ICCO","SEEN",1);
1133 gMC->Gsatt("ICCM","SEEN",0);
1134 gMC->Gsatt("ITMD","SEEN",0);
1135 gMC->Gsatt("ITTT","SEEN",1);
1136
1137 //
1138 gMC->Gdopt("hide", "on");
1139 gMC->Gdopt("shad", "on");
1140 gMC->Gsatt("*", "fill", 7);
1141 gMC->SetClipBox(".");
1142 gMC->SetClipBox("*", 0, 300, -300, 300, -300, 300);
1143 gMC->DefaultRange();
1144 gMC->Gdraw("alic", 40, 30, 0, 11, 10, .07, .07);
1145 gMC->Gdhead(1111, "Inner Tracking System Version 1");
1146 gMC->Gdman(17, 6, "MAN");
1147}
1148//_____________________________________________________________________________
1149void AliITSvPPRcoarsesymm::StepManager(){
1150////////////////////////////////////////////////////////////////////////
1151// Called for every step in the ITS, then calls the AliITShit class
1152// creator with the information to be recoreded about that hit.
1153////////////////////////////////////////////////////////////////////////
1154
1155/*
1156 Int_t copy, id;
1157 Float_t hits[8];
1158 Int_t vol[4];
1159 TLorentzVector position, momentum;
1160// TClonesArray &lhits = *fHits;
1161//
1162// no hits for this coarse symmetric version.
1163//
1164
1165 //
1166 // Track status
1167 vol[3] = 0;
1168 if(gMC->IsTrackInside()) vol[3] += 1;
1169 if(gMC->IsTrackEntering()) vol[3] += 2;
1170 if(gMC->IsTrackExiting()) vol[3] += 4;
1171 if(gMC->IsTrackOut()) vol[3] += 8;
1172 if(gMC->IsTrackDisappeared()) vol[3] += 16;
1173 if(gMC->IsTrackStop()) vol[3] += 32;
1174 if(gMC->IsTrackAlive()) vol[3] += 64;
1175 //
1176 // Fill hit structure.
1177 if( !(gMC->TrackCharge()) ) return;
1178 //
1179 // Only entering charged tracks
1180 if((id=gMC->CurrentVolID(copy))==fIdSens[0]) {
1181 vol[0]=1;
1182 id=gMC->CurrentVolOffID(1,copy);
1183 vol[1]=copy;
1184 id=gMC->CurrentVolOffID(2,copy);
1185 vol[2]=copy;
1186 } else if(id==fIdSens[1]) {
1187 vol[0]=2;
1188 id=gMC->CurrentVolOffID(1,copy);
1189 vol[1]=copy;
1190 id=gMC->CurrentVolOffID(2,copy);
1191 vol[2]=copy;
1192 } else if(id==fIdSens[2]) {
1193 vol[0]=3;
1194 vol[1]=copy;
1195 id=gMC->CurrentVolOffID(1,copy);
1196 vol[2]=copy;
1197 } else if(id==fIdSens[3]) {
1198 vol[0]=4;
1199 vol[1]=copy;
1200 id=gMC->CurrentVolOffID(1,copy);
1201 vol[2]=copy;
1202 } else if(id==fIdSens[4]) {
1203 vol[0]=5;
1204 vol[1]=copy;
1205 id=gMC->CurrentVolOffID(1,copy);
1206 vol[2]=copy;
1207 } else if(id==fIdSens[5]) {
1208 vol[0]=6;
1209 vol[1]=copy;
1210 id=gMC->CurrentVolOffID(1,copy);
1211 vol[2]=copy;
1212 } else return;
1213 gMC->TrackPosition(position);
1214 gMC->TrackMomentum(momentum);
1215 hits[0]=position[0];
1216 hits[1]=position[1];
1217 hits[2]=position[2];
1218 hits[3]=momentum[0];
1219 hits[4]=momentum[1];
1220 hits[5]=momentum[2];
1221 hits[6]=gMC->Edep();
1222 hits[7]=gMC->TrackTime();
1223// new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->CurrentTrack(),vol,hits);
1224//
1225// no hits for this coarse symmetric version.
1226//
1227*/
1228}