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[u/mrichter/AliRoot.git] / ITS / AliITSvPPRcoarseasymm.cxx
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5d5bdf03 1 /**************************************************************************
33959f40 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
88cb7938 16/* $Id$ */
33959f40 17
18///////////////////////////////////////////////////////////////////////////////
19// //
20// Inner Traking System version PPR coarse asymmetric //
21// This class contains the base procedures for the Inner Tracking System //
22// //
23// Authors: R. Barbera
24// version 6.
25// Created 2000.
26//
27// NOTE: THIS IS THE COARSE ASYMMETRIC PPR geometry of the ITS.
28// THIS WILL NOT WORK
29// with the geometry or module classes or any analysis classes. You are
30// strongly encouraged to uses AliITSv5.
31// //
32///////////////////////////////////////////////////////////////////////////////
4ae5bbc4 33#include <Riostream.h>
33959f40 34#include <TMath.h>
88cb7938 35#include <TNode.h>
36#include <TObjArray.h>
33959f40 37#include <TRandom.h>
88cb7938 38#include <TTUBE.h>
33959f40 39#include <TVector.h>
88cb7938 40#include <TVirtualMC.h>
33959f40 41#include <TGeometry.h>
33959f40 42
43
33959f40 44#include "AliMagF.h"
45#include "AliConst.h"
33959f40 46#include "AliITShit.h"
47#include "AliITSvPPRcoarseasymm.h"
88cb7938 48#include "AliMagF.h"
33959f40 49#include "AliRun.h"
50
33959f40 51ClassImp(AliITSvPPRcoarseasymm)
52
53//_____________________________________________________________________________
54AliITSvPPRcoarseasymm::AliITSvPPRcoarseasymm() {
55////////////////////////////////////////////////////////////////////////
56// Standard default constructor for the ITS version 6.
57////////////////////////////////////////////////////////////////////////
58
bae7e562 59 fIdN = 0;
60 fIdName = 0;
61 fIdSens = 0;
62 fMajorVersion = 9;
63 fMinorVersion = 0;
33959f40 64}
65//_____________________________________________________________________________
66AliITSvPPRcoarseasymm::AliITSvPPRcoarseasymm(const char *name, const char *title) : AliITS(name, title){
67////////////////////////////////////////////////////////////////////////
68// Standard constructor for the ITS version 6.
69////////////////////////////////////////////////////////////////////////
70
bae7e562 71 fIdN = 6;
72 fIdName = new TString[fIdN];
73 fIdName[0] = "ITS1";
74 fIdName[1] = "ITS2";
75 fIdName[2] = "ITS3";
76 fIdName[3] = "ITS4";
77 fIdName[4] = "ITS5";
78 fIdName[5] = "ITS6";
79 fIdSens = new Int_t[fIdN];
80 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=0;
81 fMajorVersion = 9;
82 fMinorVersion = 0;
33959f40 83}
84//____________________________________________________________________________
ac74f489 85AliITSvPPRcoarseasymm::AliITSvPPRcoarseasymm(const AliITSvPPRcoarseasymm &s) :
86 AliITS(s){
33959f40 87////////////////////////////////////////////////////////////////////////
88// Copy Constructor for ITS version 6.
89////////////////////////////////////////////////////////////////////////
ac74f489 90 if(&s == this) return;
bae7e562 91 Warning("Copy Constructor","Not allowed to copy AliITSvPPRcoarseasymm");
33959f40 92 return;
93}
94//_____________________________________________________________________________
95AliITSvPPRcoarseasymm& AliITSvPPRcoarseasymm::operator=(const AliITSvPPRcoarseasymm &source){
96////////////////////////////////////////////////////////////////////////
97// Assignment operator for the ITS version 6.
98////////////////////////////////////////////////////////////////////////
99 if(&source == this) return *this;
bae7e562 100 Warning("= operator","Not allowed to copy AliITSvPPRcoarseasymm");
33959f40 101 return *this;
102}
103//_____________________________________________________________________________
104AliITSvPPRcoarseasymm::~AliITSvPPRcoarseasymm() {
105////////////////////////////////////////////////////////////////////////
106// Standard destructor for the ITS version 6.
107////////////////////////////////////////////////////////////////////////
108}
109
110//__________________________________________________________________________
111void AliITSvPPRcoarseasymm::BuildGeometry(){
112////////////////////////////////////////////////////////////////////////
113// Geometry builder for the ITS version 6.
114////////////////////////////////////////////////////////////////////////
115 TNode *node, *top;
51bc27f4 116 const Int_t kColorITS=kYellow;
33959f40 117 //
118 top = gAlice->GetGeometry()->GetNode("alice");
119
51bc27f4 120 new TTUBE("S_layer1","Layer1 of ITS","void",3.8095,3.8095+1.03*9.36/100.,14.35);
33959f40 121 top->cd();
122 node = new TNode("Layer1","Layer1","S_layer1",0,0,0,"");
123 node->SetLineColor(kColorITS);
124 fNodes->Add(node);
125
51bc27f4 126 new TTUBE("S_layer2","Layer2 of ITS","void",7.,7.+1.03*9.36/100.,14.35);
33959f40 127 top->cd();
128 node = new TNode("Layer2","Layer2","S_layer2",0,0,0,"");
129 node->SetLineColor(kColorITS);
130 fNodes->Add(node);
131
51bc27f4 132 new TTUBE("S_layer3","Layer3 of ITS","void",15.,15.+0.94*9.36/100.,25.1);
33959f40 133 top->cd();
134 node = new TNode("Layer3","Layer3","S_layer3",0,0,0,"");
135 node->SetLineColor(kColorITS);
136 fNodes->Add(node);
137
51bc27f4 138 new TTUBE("S_layer4","Layer4 of ITS","void",24.1,24.1+0.95*9.36/100.,32.1);
33959f40 139 top->cd();
140 node = new TNode("Layer4","Layer4","S_layer4",0,0,0,"");
141 node->SetLineColor(kColorITS);
142 fNodes->Add(node);
143
51bc27f4 144 new TTUBE("S_layer5","Layer5 of ITS","void",38.5,38.5+0.91*9.36/100.,49.405);
33959f40 145 top->cd();
146 node = new TNode("Layer5","Layer5","S_layer5",0,0,0,"");
147 node->SetLineColor(kColorITS);
148 fNodes->Add(node);
149
51bc27f4 150 new TTUBE("S_layer6","Layer6 of ITS","void",43.5765,43.5765+0.87*9.36/100.,55.27);
33959f40 151 top->cd();
152 node = new TNode("Layer6","Layer6","S_layer6",0,0,0,"");
153 node->SetLineColor(kColorITS);
154 fNodes->Add(node);
155}
156//_____________________________________________________________________________
157void AliITSvPPRcoarseasymm::CreateGeometry(){
158////////////////////////////////////////////////////////////////////////
159// This routine defines and Creates the geometry for version 6 of the ITS.
160////////////////////////////////////////////////////////////////////////
161
162 //INNER RADII OF THE SILICON LAYERS
51bc27f4 163 Float_t rl[6] = { 3.8095,7.,15.,24.,38.5,43.5765 };
33959f40 164 //THICKNESSES OF LAYERS (in % radiation length)
6c251614 165 Float_t drl[6] = { 1.03,1.03,0.94,0.95,0.91,0.87 };
33959f40 166 //HALF LENGTHS OF LAYERS
6c251614 167 Float_t dzl[6] = { 14.35,14.35,25.1,32.1,49.405,55.27 };
33959f40 168 //LENGTHS OF END-LADDER BOXES (ALL INCLUDED)
89909db5 169 Float_t dzb[6] = { 12.4,12.4,13.5,15.,7.5,7.5 };
33959f40 170 //THICKNESSES OF END-LADDER BOXES (ALL INCLUDED)
89909db5 171 Float_t drb[6] = { rl[1]-rl[0],0.2,5.,5.,4.,4. };
33959f40 172
173
174 Float_t dits[3], rlim, zmax;
175 Float_t zpos;
e4f08ac3 176 Float_t pcits[100], ztpc;
177 Int_t idrotm[1999], i;
178 Float_t dgh[100];
179
e4f08ac3 180 Int_t rails = 1; // flag for rails (1 --> rails in; 0 --> rails out)
72923d44 181 Int_t suppmat = 0; // flag to change the material of the services
182 // supports (=0 copper, =1 aluminum, =2 carbon)
e4f08ac3 183 rails = GetRails();
33959f40 184
e4f08ac3 185 if(rails != 0 && rails != 1) {
1e9111db 186 cout << "ITS - WARNING: the switch for rails is not set neither to 0 (rails out) nor to 1 (rails in)."
e4f08ac3 187 " The default value of 1 (rails in) will be used." << endl;
e4f08ac3 188 }
189
72923d44 190 if (rails == 0 ) {
1e9111db 191 cout << "ITS: Rails are out." << endl;
e4f08ac3 192 } else {
1e9111db 193 cout << "ITS: Rails are in." << endl;
e4f08ac3 194 }
72923d44 195
196 suppmat = GetSupportMaterial();
197
198 if (suppmat != 0 && suppmat != 1 && suppmat != 2) {
1e9111db 199 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)."
72923d44 200 " The default value of 0 (copper) will be used." << endl;
201 }
202
203 if (suppmat == 0) {
1e9111db 204 cout << "ITS: The material of the services supports is copper." << endl;
72923d44 205 } else if (suppmat == 1){
1e9111db 206 cout << "ITS: The material of the services supports is aluminum." << endl;
72923d44 207 } else {
1e9111db 208 cout << "ITS: The material of the services supports is carbon." << endl;
72923d44 209 }
210
e4f08ac3 211
33959f40 212 Int_t *idtmed = fIdtmed->GetArray()-199;
213
214 // CONVERT INTO CM (RL(SI)=9.36 CM)
215 for (i = 0; i < 6; ++i) {
216 drl[i] = drl[i] / 100. * 9.36;
217 }
218
219 // FIELD CAGE HALF LENGTH
220
1e9111db 221 rlim = 50.;
e4f08ac3 222 zmax = 74.;
223 ztpc = 284.;
33959f40 224
b16d3d87 225 // --- Define ghost volume containing the whole ITS (including services)
226 // and fill it with air
227
228 dgh[0] = 0.;
229 dgh[1] = 360.;
e4f08ac3 230 dgh[2] = 16.;
231 dgh[3] = -ztpc-5.-0.1;
232 dgh[4] = 46;
b16d3d87 233 dgh[5] = 85.;
e4f08ac3 234 dgh[6] = -ztpc;
235 dgh[7] = 46;
b16d3d87 236 dgh[8] = 85.;
e4f08ac3 237 dgh[9] = -ztpc;
238 dgh[10] = 46;
1e9111db 239 dgh[11] = rlim+6;
e4f08ac3 240 dgh[12] = -97.5;
241 dgh[13] = 46;
1e9111db 242 dgh[14] = rlim+6;
e4f08ac3 243 dgh[15] = -zmax;
244 dgh[16] = 46;
1e9111db 245 dgh[17] = rlim+6;
e4f08ac3 246 dgh[18] = -48;
247 dgh[19] = 6;
1e9111db 248 dgh[20] = rlim+6;
e4f08ac3 249 dgh[21] = -28.6;
250 dgh[22] = 6;
1e9111db 251 dgh[23] = rlim+6;
e4f08ac3 252 dgh[24] = -27.6;
253 dgh[25] = 3.295;
1e9111db 254 dgh[26] = rlim+6;
e4f08ac3 255 dgh[27] = 27.6;
256 dgh[28] = 3.295;
1e9111db 257 dgh[29] = rlim+6;
e4f08ac3 258 dgh[30] = 28.6;
259 dgh[31] = 6;
1e9111db 260 dgh[32] = rlim+6;
e4f08ac3 261 dgh[33] = 48;
262 dgh[34] = 6;
1e9111db 263 dgh[35] = rlim+6;
e4f08ac3 264 dgh[36] = zmax;
265 dgh[37] = 46;
1e9111db 266 dgh[38] = rlim+6;
e4f08ac3 267 dgh[39] = 97.5;
268 dgh[40] = 46;
1e9111db 269 dgh[41] = rlim+6;
e4f08ac3 270 dgh[42] = ztpc;
271 dgh[43] = 62;
272 dgh[44] = 62+4.;
273 dgh[45] = ztpc;
274 dgh[46] = 62;
275 dgh[47] = 85.;
276 dgh[48] = ztpc+4.+0.1;
277 dgh[49] = 62.4;
278 dgh[50] = 85.;
279 gMC->Gsvolu("ITSV", "PCON", idtmed[275], dgh, 51);
b16d3d87 280
281 // --- Place the ghost volume in its mother volume (ALIC) and make it
282 // invisible
283
284 gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY");
e4f08ac3 285 //gMC->Gsatt("ITSV", "SEEN", 0);
b16d3d87 286
287
33959f40 288 // --- Define ghost volume containing the six layers and fill it with air
289
290 dgh[0] = 0.;
291 dgh[1] = 360.;
e4f08ac3 292 dgh[2] = 8.;
293 dgh[3] = -zmax;
45725ec9 294 dgh[4] = 46.;
e4f08ac3 295 dgh[5] = rlim;
296 dgh[6] = -47.5;
297 dgh[7] = 6.005;
298 dgh[8] = rlim;
299 dgh[9] = -28.5;
300 dgh[10] = 6.005;
301 dgh[11] = rlim;
302 dgh[12] = -27.5;
303 dgh[13] = 3.3;
304 dgh[14] = rlim;
305 dgh[15] = 27.5;
306 dgh[16] = 3.3;
307 dgh[17] = rlim;
308 dgh[18] = 28.5;
309 dgh[19] = 6.005;
310 dgh[20] = rlim;
311 dgh[21] = 47.5;
312 dgh[22] = 6.005;
313 dgh[23] = rlim;
314 dgh[24] = zmax;
315 dgh[25] = 46.;
316 dgh[26] = rlim;
317 gMC->Gsvolu("ITSD", "PCON", idtmed[275], dgh, 27);
33959f40 318
319 // --- Place the ghost volume in its mother volume (ITSV) and make it
320 // invisible
321
b16d3d87 322 gMC->Gspos("ITSD", 1, "ITSV", 0., 0., 0., 0, "ONLY");
146fb996 323 //gMC->Gsatt("ITSD", "SEEN", 0);
33959f40 324
e4f08ac3 325
33959f40 326 // ITS LAYERS (SILICON)
327
328 dits[0] = rl[0];
329 dits[1] = rl[0] + drl[0];
330 dits[2] = dzl[0];
331 gMC->Gsvolu("ITS1", "TUBE", idtmed[199], dits, 3);
b16d3d87 332 gMC->Gspos("ITS1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 333
334 dits[0] = rl[1];
335 dits[1] = rl[1] + drl[1];
336 dits[2] = dzl[1];
337 gMC->Gsvolu("ITS2", "TUBE", idtmed[199], dits, 3);
b16d3d87 338 gMC->Gspos("ITS2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 339
340 dits[0] = rl[2];
341 dits[1] = rl[2] + drl[2];
342 dits[2] = dzl[2];
343 gMC->Gsvolu("ITS3", "TUBE", idtmed[224], dits, 3);
b16d3d87 344 gMC->Gspos("ITS3", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 345
346 dits[0] = rl[3];
347 dits[1] = rl[3] + drl[3];
348 dits[2] = dzl[3];
349 gMC->Gsvolu("ITS4", "TUBE", idtmed[224], dits, 3);
b16d3d87 350 gMC->Gspos("ITS4", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 351
352 dits[0] = rl[4];
353 dits[1] = rl[4] + drl[4];
354 dits[2] = dzl[4];
355 gMC->Gsvolu("ITS5", "TUBE", idtmed[249], dits, 3);
b16d3d87 356 gMC->Gspos("ITS5", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 357
358 dits[0] = rl[5];
359 dits[1] = rl[5] + drl[5];
360 dits[2] = dzl[5];
361 gMC->Gsvolu("ITS6", "TUBE", idtmed[249], dits, 3);
b16d3d87 362 gMC->Gspos("ITS6", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 363
d12d92a5 364 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SPD
33959f40 365
d12d92a5 366 gMC->Gsvolu("IEL1", "TUBE", idtmed[208], dits, 0);
367 for (i = 0; i < 2; i++) {
33959f40 368 dits[0] = rl[i];
369 dits[1] = dits[0] + drb[i];
370 dits[2] = dzb[i] / 2.;
371 zpos = dzl[i] + dits[2];
d12d92a5 372 gMC->Gsposp("IEL1", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
373 gMC->Gsposp("IEL1", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
33959f40 374 }
d12d92a5 375
376 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SDD
377
378 gMC->Gsvolu("IEL2", "TUBE", idtmed[237], dits, 0);
89909db5 379 for (i = 2; i < 3; i++) {
380 dits[0] = rl[i]-2.5;
381 dits[1] = dits[0] + drb[i];
382 dits[2] = dzb[i] / 2.;
383 zpos = dzl[i] + dits[2];
384 gMC->Gsposp("IEL2", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
385 gMC->Gsposp("IEL2", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
386 }
387 for (i = 3; i < 4; i++) {
388 dits[0] = rl[i]-1.4;
d12d92a5 389 dits[1] = dits[0] + drb[i];
390 dits[2] = dzb[i] / 2.;
391 zpos = dzl[i] + dits[2];
392 gMC->Gsposp("IEL2", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
393 gMC->Gsposp("IEL2", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
394 }
395
396 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SSD
397
398 gMC->Gsvolu("IEL3", "TUBE", idtmed[263], dits, 0);
89909db5 399 for (i = 4; i < 5; i++) {
400 dits[0] = rl[i]+1.4;
d12d92a5 401 dits[1] = dits[0] + drb[i];
402 dits[2] = dzb[i] / 2.;
403 zpos = dzl[i] + dits[2];
404 gMC->Gsposp("IEL3", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
405 gMC->Gsposp("IEL3", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
406 }
89909db5 407 for (i = 5; i < 6; i++) {
408 dits[0] = rl[i]+0.4235;
409 dits[1] = dits[0] + drb[i];
410 dits[2] = dzb[i] / 2.;
411 zpos = dzl[i] + dits[2];
412 gMC->Gsposp("IEL3", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
413 gMC->Gsposp("IEL3", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
414 }
146fb996 415
6c251614 416 // DEFINE THERMAL SCREEN FOR SPD
33959f40 417
6c251614 418 pcits[0] = 8.3;
419 pcits[1] = 8.5;
420 pcits[2] = 42.5;
421 gMC->Gsvolu("ICY1", "TUBE", idtmed[274], pcits, 3);
422 gMC->Gspos("ICY1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 423
33959f40 424 // DEFINE END CONES FOR SDD
425
4ebc1b6a 426 pcits[0] = (59.-42.5)/2.;
427 pcits[1] = 8.5;
89909db5 428 pcits[2] = 8.5+0.1;
4ebc1b6a 429 pcits[3] = 28.;
89909db5 430 pcits[4] = 28.+0.1;
9cd18c59 431 gMC->Gsvolu("ICO1", "CONE", idtmed[238], pcits, 5);
146fb996 432 AliMatrix(idrotm[200], 90., 0., 90., 90., 180., 0.);
4ebc1b6a 433 gMC->Gspos("ICO1", 1, "ITSD", 0., 0., 42.5+pcits[0], 0, "ONLY");
434 gMC->Gspos("ICO1", 2, "ITSD", 0., 0., -(42.5+pcits[0]), idrotm[200], "ONLY");
6c251614 435
436 // DEFINE CYLINDER BETWEEN SDD AND SSD
437
438 pcits[0] = (59.5-0.13/2.)/2.;
439 pcits[1] = (59.5+0.13/2.)/2.;
440 pcits[2] = 57.;
faec2e21 441 gMC->Gsvolu("ICY2", "TUBE", idtmed[274], pcits, 3);
146fb996 442 gMC->Gspos("ICY2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
33959f40 443
444 // DEFINE END CONES FOR SSD
445
4ebc1b6a 446 pcits[0] = (74.-59.)/2.;
447 pcits[1] = 28.;
89909db5 448 pcits[2] = 28.+0.1;
4ebc1b6a 449 pcits[3] = 47.;
89909db5 450 pcits[4] = 47.+0.1;
9cd18c59 451 gMC->Gsvolu("ICO2", "CONE", idtmed[264], pcits, 5);
4ebc1b6a 452 gMC->Gspos("ICO2", 1, "ITSD", 0., 0., 59.+pcits[0], 0, "ONLY");
1a366a10 453 gMC->Gspos("ICO2", 2, "ITSD", 0., 0., -(59.+pcits[0]), idrotm[200], "ONLY");
e4f08ac3 454
1a366a10 455
e4f08ac3 456 // **************************** SERVICES *********************************
457
458
459
c54243df 460 // --- DEFINE CABLES AT THE END OF THE ITS CONES - COPPER PART
72923d44 461 // UPPER PART
33959f40 462
e4f08ac3 463 dgh[0] = 46.;
464 dgh[1] = 46.+1.0;
e8031268 465 dgh[2] = 9.5;
72923d44 466 dgh[3] = 12.;
467 dgh[4] = 168.;
33959f40 468
72923d44 469 if (suppmat == 0) {
470 gMC->Gsvolu("I1CU", "TUBS", idtmed[279], dgh, 5); // copper
471 } else if (suppmat == 1) {
472 gMC->Gsvolu("I1CU", "TUBS", idtmed[285], dgh, 5); // aluminum
473 } else {
474 gMC->Gsvolu("I1CU", "TUBS", idtmed[274], dgh, 5); // carbon
475 }
476 gMC->Gspos("I1CU", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
477 gMC->Gspos("I1CU", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
e6892b92 478
72923d44 479 // --- DEFINE CABLES AT THE END OF THE ITS CONES - COPPER PART
480 // LOWER PART
481
482 dgh[0] = 46.;
483 dgh[1] = 46.+1.0;
484 dgh[2] = 9.5;
485 dgh[3] = 192.;
486 dgh[4] = 348.;
487
488 if (suppmat == 0) {
489 gMC->Gsvolu("I2CU", "TUBS", idtmed[279], dgh, 5); // copper
490 } else if (suppmat == 1) {
491 gMC->Gsvolu("I2CU", "TUBS", idtmed[285], dgh, 5); // aluminum
492 } else {
493 gMC->Gsvolu("I2CU", "TUBS", idtmed[274], dgh, 5); // carbon
494 }
495 gMC->Gspos("I2CU", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
496 gMC->Gspos("I2CU", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
497
498
c54243df 499 // --- DEFINE CABLES AT THE END OF THE ITS CONES - CARBON PART
72923d44 500 // UPPER PART
e6892b92 501
e4f08ac3 502 dgh[0] = 46.+1.0;
503 dgh[1] = 46.+1.0+1.5;
e8031268 504 dgh[2] = 9.5;
72923d44 505 dgh[3] = 12.;
506 dgh[4] = 168.;
e6892b92 507
72923d44 508 gMC->Gsvolu("I1CC", "TUBS", idtmed[274], dgh, 5);
509 gMC->Gspos("I1CC", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
510 gMC->Gspos("I1CC", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
33959f40 511
72923d44 512 // --- DEFINE CABLES AT THE END OF THE ITS CONES - CARBON PART
513 // LOWER PART
514
515 dgh[0] = 46.+1.0;
516 dgh[1] = 46.+1.0+1.5;
517 dgh[2] = 9.5;
518 dgh[3] = 192.;
519 dgh[4] = 348.;
33959f40 520
72923d44 521 gMC->Gsvolu("I2CC", "TUBS", idtmed[274], dgh, 5);
522 gMC->Gspos("I2CC", 1, "ITSV", 0., 0., 83.5, 0, "ONLY");
523 gMC->Gspos("I2CC", 2, "ITSV", 0., 0., -83.5, idrotm[200], "ONLY");
524
525 // --- DEFINE PATCH PANELS AT THE END OF THE ITS CONES
526 // UPPER PART
527
e4f08ac3 528 dgh[0] = 46.;
33959f40 529 dgh[1] = 56.;
530 dgh[2] = 2.25;
72923d44 531 dgh[3] = 12.;
532 dgh[4] = 168.;
33959f40 533
72923d44 534 gMC->Gsvolu("IPA1", "TUBS", idtmed[285], dgh, 5);
535 gMC->Gspos("IPA1", 1, "ITSV", 0., 0., 95.25, 0, "ONLY");
536 gMC->Gspos("IPA1", 2, "ITSV", 0., 0., -95.25, idrotm[200], "ONLY");
537
538
539 // --- DEFINE PATCH PANELS AT THE END OF THE ITS CONES
540 // LOWER PART
541
542 dgh[0] = 46.;
543 dgh[1] = 56.;
544 dgh[2] = 2.25;
545 dgh[3] = 192.;
546 dgh[4] = 348.;
33959f40 547
72923d44 548 gMC->Gsvolu("IPA2", "TUBS", idtmed[285], dgh, 5);
549 gMC->Gspos("IPA2", 1, "ITSV", 0., 0., 95.25, 0, "ONLY");
550 gMC->Gspos("IPA2", 2, "ITSV", 0., 0., -95.25, idrotm[200], "ONLY");
551
552
c54243df 553 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE ABSORBER SIDE - COPPER PART
4ebc1b6a 554 // UPPER PART
555
e4f08ac3 556 dgh[0] = (ztpc-97.5)/2.;
557 dgh[1] = 46.2;
558 dgh[2] = 46.2+1.0;
559 dgh[3] = 62.3;
560 dgh[4] = 62.3+1.0;
4ebc1b6a 561 dgh[5] = 12.;
562 dgh[6] = 168.;
72923d44 563 if (suppmat == 0) {
564 gMC->Gsvolu("ICU1", "CONS", idtmed[279], dgh, 7); // copper
565 } else if (suppmat == 1) {
566 gMC->Gsvolu("ICU1", "CONS", idtmed[285], dgh, 7); // aluminum
567 } else {
568 gMC->Gsvolu("ICU1", "CONS", idtmed[274], dgh, 7); // carbon
569 }
e4f08ac3 570 gMC->Gspos("ICU1", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
33959f40 571
4ebc1b6a 572 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE ABSORBER SIDE - COPPER PART
573 // LOWER PART
574
e4f08ac3 575 dgh[0] = (ztpc-97.5)/2.;
576 dgh[1] = 46.2;
577 dgh[2] = 46.2+1.0;
578 dgh[3] = 62.3;
579 dgh[4] = 62.3+1.0;
4ebc1b6a 580 dgh[5] = 192.;
581 dgh[6] = 348.;
72923d44 582 if (suppmat == 0) {
583 gMC->Gsvolu("ICU2", "CONS", idtmed[279], dgh, 7); // copper
584 } else if (suppmat == 1) {
585 gMC->Gsvolu("ICU2", "CONS", idtmed[285], dgh, 7); // aluminum
586 } else {
587 gMC->Gsvolu("ICU2", "CONS", idtmed[274], dgh, 7); // carbon
588 }
e4f08ac3 589 gMC->Gspos("ICU2", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
590
4ebc1b6a 591
592 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE ABSORBER SIDE - CARBON PART
593 // UPPER PART
594
e4f08ac3 595 dgh[0] = (ztpc-97.5)/2.;
596 dgh[1] = 46.2+1.0;
597 dgh[2] = 46.2+1.0+1.5;
598 dgh[3] = 62.3+1.0;
599 dgh[4] = 62.3+1.0+1.5;
4ebc1b6a 600 dgh[5] = 12.;
601 dgh[6] = 168.;
602 gMC->Gsvolu("ICC1", "CONS", idtmed[274], dgh, 7);
e4f08ac3 603 gMC->Gspos("ICC1", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
e6892b92 604
c54243df 605 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE ABSORBER SIDE - CARBON PART
4ebc1b6a 606 // LOWER PART
607
e4f08ac3 608 dgh[0] = (ztpc-97.5)/2.;
609 dgh[1] = 46.2+1.0;
45725ec9 610 dgh[2] = 46.2+1.0+1.5;
e4f08ac3 611 dgh[3] = 62.3+1.0;
45725ec9 612 dgh[4] = 62.3+1.0+1.5;
4ebc1b6a 613 dgh[5] = 192.;
614 dgh[6] = 348.;
615 gMC->Gsvolu("ICC2", "CONS", idtmed[274], dgh, 7);
e4f08ac3 616 gMC->Gspos("ICC2", 1, "ITSV", 0., 0., 97.5+dgh[0], 0, "ONLY");
4ebc1b6a 617
c54243df 618 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON THE ABSORBER SIDE - COPPER PART
4ebc1b6a 619 // UPPER PART
620
e4f08ac3 621 dgh[0] = 62.1;
4ebc1b6a 622 dgh[1] = 74.5;
623 dgh[2] = 0.5;
624 dgh[3] = 12.;
625 dgh[4] = 168.;
72923d44 626 if (suppmat == 0) {
627 gMC->Gsvolu("ICU3", "TUBS", idtmed[279], dgh, 5); // copper
628 } else if (suppmat == 1) {
629 gMC->Gsvolu("ICU3", "TUBS", idtmed[285], dgh, 5); // aluminum
630 } else {
631 gMC->Gsvolu("ICU3", "TUBS", idtmed[274], dgh, 5); // carbon
632 }
e4f08ac3 633 gMC->Gspos("ICU3", 1, "ITSV", 0., 0., ztpc+1.5+dgh[2], 0, "ONLY");
4ebc1b6a 634
635 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON THE ABSORBER SIDE - COPPER PART
636 // LOWER PART
637
e4f08ac3 638 dgh[0] = 62.1;
4ebc1b6a 639 dgh[1] = 74.5;
640 dgh[2] = 0.5;
641 dgh[3] = 192.;
642 dgh[4] = 348.;
72923d44 643 if (suppmat == 0) {
644 gMC->Gsvolu("ICU4", "TUBS", idtmed[279], dgh, 5); // copper
645 } else if (suppmat == 1) {
646 gMC->Gsvolu("ICU4", "TUBS", idtmed[285], dgh, 5); // aluminum
647 } else {
648 gMC->Gsvolu("ICU4", "TUBS", idtmed[274], dgh, 5); // carbon
649 }
e4f08ac3 650 gMC->Gspos("ICU4", 1, "ITSV", 0., 0., ztpc+1.5+dgh[2], 0, "ONLY");
4ebc1b6a 651
c54243df 652 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON THE ABSORBER SIDE - CARBON PART
4ebc1b6a 653 // UPPER PART
654
e4f08ac3 655 dgh[0] = 62.1;
4ebc1b6a 656 dgh[1] = 74.5;
657 dgh[2] = 0.75;
658 dgh[3] = 12.;
659 dgh[4] = 168.;
660 gMC->Gsvolu("ICC3", "TUBS", idtmed[274], dgh, 5);
e4f08ac3 661 gMC->Gspos("ICC3", 1, "ITSV", 0., 0., ztpc+dgh[2], 0, "ONLY");
4ebc1b6a 662
663 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON THE ABSORBER SIDE - CARBON PART
664 // LOWER PART
665
e4f08ac3 666 dgh[0] = 62.1;
4ebc1b6a 667 dgh[1] = 74.5;
668 dgh[2] = 0.75;
669 dgh[3] = 192.;
670 dgh[4] = 348.;
671 gMC->Gsvolu("ICC4", "TUBS", idtmed[274], dgh, 5);
e4f08ac3 672 gMC->Gspos("ICC4", 1, "ITSV", 0., 0., ztpc+dgh[2], 0, "ONLY");
33959f40 673
c54243df 674 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE OTHER SIDE W.R.T.
1a7aef02 675 // THE ABSORBER - COPPER PART - UPPER PART
33959f40 676
e4f08ac3 677 dgh[0] = 46.;
678 dgh[1] = 46.+1.0;
679 dgh[2] = (ztpc-97.5+1.5)/2.;
1a7aef02 680 dgh[3] = 12.;
681 dgh[4] = 168.;
72923d44 682 if (suppmat == 0) {
683 gMC->Gsvolu("ICU5", "TUBS", idtmed[279], dgh, 5); // copper
684 } else if (suppmat == 1) {
685 gMC->Gsvolu("ICU5", "TUBS", idtmed[285], dgh, 5); // aluminum
686 } else {
687 gMC->Gsvolu("ICU5", "TUBS", idtmed[274], dgh, 5); // carbon
688 }
e4f08ac3 689 gMC->Gspos("ICU5", 1, "ITSV", 0., 0., -97.5-dgh[2], 0, "ONLY");
e6892b92 690
c54243df 691 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE OTHER SIDE W.R.T.
1a7aef02 692 // THE ABSORBER - COPPER PART - LOWER PART
693
e4f08ac3 694 dgh[0] = 46.;
695 dgh[1] = 46.+1.0;
696 dgh[2] = (ztpc-97.5+1.5)/2.;
1a7aef02 697 dgh[3] = 192.;
698 dgh[4] = 348.;
72923d44 699 if (suppmat == 0) {
700 gMC->Gsvolu("ICU6", "TUBS", idtmed[279], dgh, 5); // copper
701 } else if (suppmat == 1) {
702 gMC->Gsvolu("ICU6", "TUBS", idtmed[285], dgh, 5); // aluminum
703 } else {
704 gMC->Gsvolu("ICU6", "TUBS", idtmed[274], dgh, 5); // carbon
705 }
e4f08ac3 706 gMC->Gspos("ICU6", 1, "ITSV", 0., 0., -97.5-dgh[2], 0, "ONLY");
1a7aef02 707
708 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE OTHER SIDE W.R.T.
709 // THE ABSORBER - CARBON PART - UPPER PART
710
e4f08ac3 711 dgh[0] = 46.+1.0;
712 dgh[1] = 46.+1.0+1.5;
713 dgh[2] = (ztpc-97.5)/2.;
1a7aef02 714 dgh[3] = 12.;
715 dgh[4] = 168.;
716 gMC->Gsvolu("ICC5", "TUBS", idtmed[274], dgh, 5);
e4f08ac3 717 gMC->Gspos("ICC5", 1, "ITSV", 0., 0., -97.5-dgh[2], 0, "ONLY");
1a7aef02 718
719 // --- DEFINE CABLES/COOLING BELOW THE TPC ON THE OTHER SIDE W.R.T.
720 // THE ABSORBER - CARBON PART - LOWER PART
e6892b92 721
e4f08ac3 722 dgh[0] = 46.+1.0;
723 dgh[1] = 46.+1.0+1.5;
724 dgh[2] = (ztpc-97.5)/2.;
1a7aef02 725 dgh[3] = 192.;
726 dgh[4] = 348.;
727 gMC->Gsvolu("ICC6", "TUBS", idtmed[274], dgh, 5);
e4f08ac3 728 gMC->Gspos("ICC6", 1, "ITSV", 0., 0., -97.5-dgh[2], 0, "ONLY");
33959f40 729
1a7aef02 730 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON OTHER SIDE W.R.T. THE ABSORBER
731 // COPPER PART - UPPER PART
732
e4f08ac3 733 dgh[0] = 46.;
1a7aef02 734 dgh[1] = 74.5;
735 dgh[2] = 0.5;
736 dgh[3] = 12.;
737 dgh[4] = 168.;
72923d44 738 if (suppmat == 0) {
739 gMC->Gsvolu("ICU7", "TUBS", idtmed[279], dgh, 5); // copper
740 } else if (suppmat == 1) {
741 gMC->Gsvolu("ICU7", "TUBS", idtmed[285], dgh, 5); // aluminum
742 } else {
743 gMC->Gsvolu("ICU7", "TUBS", idtmed[274], dgh, 5); // carbon
744 }
e4f08ac3 745 gMC->Gspos("ICU7", 1, "ITSV", 0., 0., -(ztpc+1.5+dgh[2]), 0, "ONLY");
33959f40 746
c54243df 747 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON OTHER SIDE W.R.T. THE ABSORBER
1a7aef02 748 // COPPER PART - LOWER PART
4ebc1b6a 749
e4f08ac3 750 dgh[0] = 46.;
4ebc1b6a 751 dgh[1] = 74.5;
752 dgh[2] = 0.5;
1a7aef02 753 dgh[3] = 192.;
754 dgh[4] = 348.;
72923d44 755 if (suppmat == 0) {
756 gMC->Gsvolu("ICU8", "TUBS", idtmed[279], dgh, 5); // copper
757 } else if (suppmat == 1) {
758 gMC->Gsvolu("ICU8", "TUBS", idtmed[285], dgh, 5); // aluminum
759 } else {
760 gMC->Gsvolu("ICU8", "TUBS", idtmed[274], dgh, 5); // carbon
761 }
e4f08ac3 762 gMC->Gspos("ICU8", 1, "ITSV", 0., 0., -(ztpc+1.5+dgh[2]), 0, "ONLY");
1a7aef02 763
764 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON OTHER SIDE W.R.T. THE ABSORBER
765 // CARBON PART - UPPER PART
33959f40 766
e4f08ac3 767 dgh[0] = 46.+1.0;
1a7aef02 768 dgh[1] = 74.5;
769 dgh[2] = 0.75;
770 dgh[3] = 12.;
771 dgh[4] = 168.;
772 gMC->Gsvolu("ICC7", "TUBS", idtmed[274], dgh, 5);
e4f08ac3 773 gMC->Gspos("ICC7", 1, "ITSV", 0., 0., -(ztpc+dgh[2]), 0, "ONLY");
e6892b92 774
c54243df 775 // --- DEFINE CABLES/COOLING BEHIND THE TPC ON OTHER SIDE W.R.T. THE ABSORBER
1a7aef02 776 // CARBON PART - LOWER PART
e6892b92 777
e4f08ac3 778 dgh[0] = 46.+1.0;
4ebc1b6a 779 dgh[1] = 74.5;
780 dgh[2] = 0.75;
1a7aef02 781 dgh[3] = 192.;
782 dgh[4] = 348.;
783 gMC->Gsvolu("ICC8", "TUBS", idtmed[274], dgh, 5);
e4f08ac3 784 gMC->Gspos("ICC8", 1, "ITSV", 0., 0., -(ztpc+dgh[2]), 0, "ONLY");
33959f40 785
1a7aef02 786 // --- DEFINE HOOK TO THE TPC ON OTHER SIDE W.R.T. THE ABSORBER - UPPER PART
787
788 dgh[0] = 74.5;
789 dgh[1] = 79.5;
790 dgh[2] = 2.5;
791 dgh[3] = 12.;
792 dgh[4] = 168.;
793 gMC->Gsvolu("IHK1", "TUBS", idtmed[284], dgh, 5);
e4f08ac3 794 gMC->Gspos("IHK1", 1, "ITSV", 0., 0., -ztpc-dgh[2], 0, "ONLY");
1a7aef02 795
796 // --- DEFINE HOOK TO THE TPC ON OTHER SIDE W.R.T. THE ABSORBER - LOWER PART
33959f40 797
798 dgh[0] = 74.5;
799 dgh[1] = 79.5;
800 dgh[2] = 2.5;
1a7aef02 801 dgh[3] = 192.;
802 dgh[4] = 348.;
803 gMC->Gsvolu("IHK2", "TUBS", idtmed[284], dgh, 5);
e4f08ac3 804 gMC->Gspos("IHK2", 1, "ITSV", 0., 0., -ztpc-dgh[2], 0, "ONLY");
33959f40 805
c54243df 806 // --- DEFINE RAILS BETWEEN THE ITS AND THE TPC
807
e4f08ac3 808 if (rails == 1) {
809
810 dgh[0] = 2.;
811 dgh[1] = 8.;
812 dgh[2] = 190.;
31683195 813 gMC->Gsvolu("IRA1", "BOX ", idtmed[239], dgh, 3);
e4f08ac3 814 gMC->Gspos("IRA1", 1, "ITSV", 53.5, 0., -69.5, 0, "ONLY");
31683195 815 gMC->Gsvolu("IRA2", "BOX ", idtmed[239], dgh, 3);
e4f08ac3 816 gMC->Gspos("IRA2", 1, "ITSV", -53.5, 0., -69.5, 0, "ONLY");
817
31683195 818 dgh[0] = 2.-0.5; // 0.5 was determined in such a way that the aluminum area is 20.9 cm^2
819 dgh[1] = 8.-0.5; // 0.5 was determined in such a way that the aluminum area is 20.9 cm^2
e4f08ac3 820 dgh[2] = 190.;
821 gMC->Gsvolu("IRA3", "BOX ", idtmed[275], dgh, 3);
822 gMC->Gspos("IRA3", 1, "IRA1", 0., 0., 0., 0, "ONLY");
823 gMC->Gsvolu("IRA4", "BOX ", idtmed[275], dgh, 3);
824 gMC->Gspos("IRA4", 1, "IRA2", 0., 0., 0., 0, "ONLY");
825
826 }
c54243df 827
4ebc1b6a 828 // --- DEFINE CYLINDERS HOLDING RAILS BETWEEN THE ITS AND THE TPC
829
e4f08ac3 830 dgh[0] = 56.9;
4ebc1b6a 831 dgh[1] = 59.;
89909db5 832 dgh[2] = 0.6;
4ebc1b6a 833 gMC->Gsvolu("ICYL", "TUBE", idtmed[285], dgh, 3);
27c5763c 834 gMC->Gspos("ICYL", 1, "ALIC", 0., 0., 74.1, 0, "ONLY");
835 gMC->Gspos("ICYL", 2, "ALIC", 0., 0., -74.1, idrotm[200], "ONLY");
e4f08ac3 836
837 // --- DEFINE SUPPORTS FOR RAILS ATTACHED TO THE CYLINDERS
838
839 dgh[0] = 0.;
840 dgh[1] = 3.;
841 dgh[2] = 5.; // 5. comes from the fact that the volume has to be 567.6/2 cm^3
842 gMC->Gsvolu("ISR1", "TUBE", idtmed[286], dgh, 3);
c2685204 843 gMC->Gspos("ISR1", 1, "ITSV", 53.4292, 10.7053, 79.75, 0, "ONLY");
844 gMC->Gspos("ISR1", 2, "ITSV", 53.4292, -10.7053, 79.75, 0, "ONLY");
845 gMC->Gspos("ISR1", 3, "ITSV", -53.4292, 10.7053, 79.75, 0, "ONLY");
846 gMC->Gspos("ISR1", 4, "ITSV", -53.4292, -10.7053, 79.75, 0, "ONLY");
847 gMC->Gspos("ISR1", 5, "ITSV", 53.4292, 10.7053, -79.75, 0, "ONLY");
848 gMC->Gspos("ISR1", 6, "ITSV", 53.4292, -10.7053, -79.75, 0, "ONLY");
849 gMC->Gspos("ISR1", 7, "ITSV", -53.4292, 10.7053, -79.75, 0, "ONLY");
850 gMC->Gspos("ISR1", 8, "ITSV", -53.4292, -10.7053, -79.75, 0, "ONLY");
e4f08ac3 851
852 // --- DEFINE SUPPORTS FOR RAILS ATTACHED TO THE ABSORBER
853
854 dgh[0] = 5.;
855 dgh[1] = 12.;
856 dgh[2] = 5.;
857 gMC->Gsvolu("ISR2", "BOX ", idtmed[285], dgh, 3);
858 gMC->Gspos("ISR2", 1, "ALIC", 53.5, 0., 125.5, 0, "ONLY");
859 gMC->Gsvolu("ISR3", "BOX ", idtmed[285], dgh, 3);
860 gMC->Gspos("ISR3", 1, "ALIC", -53.5, 0., 125.5, 0, "ONLY");
861
862 dgh[0] = 5.-2.;
863 dgh[1] = 12.-2.;
864 dgh[2] = 5.;
865 gMC->Gsvolu("ISR4", "BOX ", idtmed[275], dgh, 3);
866 gMC->Gspos("ISR4", 1, "ISR2", 0., 0., 0., 0, "ONLY");
867 gMC->Gsvolu("ISR5", "BOX ", idtmed[275], dgh, 3);
868 gMC->Gspos("ISR5", 1, "ISR3", 0., 0., 0., 0, "ONLY");
869
870 // --- DEFINE SUPPORTS TO ATTACH THE ITS TO THE TPC
871
872 dgh[0] = 0.;
873 dgh[1] = 5.;
874 dgh[2] = 2.;
875 gMC->Gsvolu("ISR6", "TUBE", idtmed[285], dgh, 3);
876 gMC->Gspos("ISR6", 1, "ALIC", 0., 54., 77., 0, "ONLY");
877 gMC->Gspos("ISR6", 2, "ALIC", 0., 54., -77., 0, "ONLY");
878 gMC->Gspos("ISR6", 3, "ALIC", 0., -54., -77., 0, "ONLY");
879
880
33959f40 881 // --- Outputs the geometry tree in the EUCLID/CAD format
882
883 if (fEuclidOut) {
884 gMC->WriteEuclid("ITSgeometry", "ITSV", 1, 5);
885 }
886}
887//_____________________________________________________________________________
888void AliITSvPPRcoarseasymm::CreateMaterials(){
889////////////////////////////////////////////////////////////////////////
890 //
891 // Create ITS materials
892 // This function defines the default materials used in the Geant
893 // Monte Carlo simulations for the geometries AliITSv1, AliITSv3,
894 // AliITSvPPRcoarseasymm.
895 // In general it is automatically replaced by
896 // the CreatMaterials routine defined in AliITSv?. Should the function
897 // CreateMaterials not exist for the geometry version you are using this
898 // one is used. See the definition found in AliITSv5 or the other routine
899 // for a complete definition.
900 //
901 // Water H2O
902 Float_t awat[2] = { 1.00794,15.9994 };
903 Float_t zwat[2] = { 1.,8. };
904 Float_t wwat[2] = { 2.,1. };
905 Float_t denswat = 1.;
906 // Freon
907 Float_t afre[2] = { 12.011,18.9984032 };
908 Float_t zfre[2] = { 6.,9. };
909 Float_t wfre[2] = { 5.,12. };
910 Float_t densfre = 1.5;
911 // Ceramics
912 // 94.4% Al2O3 , 2.8% SiO2 , 2.3% MnO , 0.5% Cr2O3
913 Float_t acer[5] = { 26.981539,15.9994,28.0855,54.93805,51.9961 };
914 Float_t zcer[5] = { 13.,8.,14.,25., 24. };
915 Float_t wcer[5] = { .49976,1.01233,.01307, .01782,.00342 };
916 Float_t denscer = 3.6;
917 //
918 // 60% SiO2 , 40% G10FR4
919 // PC board
920 Float_t apcb[3] = { 28.0855,15.9994,17.749 };
921 Float_t zpcb[3] = { 14.,8.,8.875 };
922 Float_t wpcb[3] = { .28,.32,.4 };
923 Float_t denspcb = 1.8;
924 // POLYETHYL
925 Float_t apoly[2] = { 12.01,1. };
926 Float_t zpoly[2] = { 6.,1. };
927 Float_t wpoly[2] = { .33,.67 };
d12d92a5 928 // old SERVICES
33959f40 929 Float_t zserv[4] = { 1.,6.,26.,29. };
930 Float_t aserv[4] = { 1.,12.,55.8,63.5 };
931 Float_t wserv[4] = { .014,.086,.42,.48 };
d12d92a5 932 // Stainless steel
933 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
934 Float_t zsteel[4] = { 26.,24.,28.,14. };
935 Float_t wsteel[4] = { .715,.18,.1,.005 };
936
33959f40 937
938 Int_t isxfld = gAlice->Field()->Integ();
939 Float_t sxmgmx = gAlice->Field()->Max();
940
941
942 // --- Define the various materials for GEANT ---
943
944 // 200-224 --> Silicon Pixel Detectors (detectors, chips, buses, cooling,..)
945
e4f08ac3 946 AliMaterial(0, "SPD Si$", 28.0855, 14., 2.33, 9.36, 999.);
947 AliMaterial(1, "SPD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
948 AliMaterial(2, "SPD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
949 AliMaterial(3, "SPD C$", 12.011, 6., 2.265,18.8, 999.);
33959f40 950 // v. dens
e4f08ac3 951 AliMaterial(4, "SPD Air$", 14.61, 7.3, .001205, 30423., 999.);
33959f40 952 AliMaterial(5, "SPD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
e4f08ac3 953 AliMaterial(6, "SPD Al$", 26.981539, 13., 2.6989, 8.9, 999.);
33959f40 954 AliMixture( 7, "SPD Water $", awat, zwat, denswat, -2, wwat);
955 AliMixture( 8, "SPD Freon$", afre, zfre, densfre, -2, wfre);
e4f08ac3 956 AliMaterial(9, "SPD End ladder$", 55.845, 26., 7.87/10., 1.76*10., 999.);
957 //AliMaterial(9, "SPD End ladder$", 55.845, 26., -7.87/10., -1.76*10., 999.);
958 AliMaterial(10, "SPD cone$",28.0855, 14., 2.33, 9.36, 999.); // check !!!!
33959f40 959 // **
faec2e21 960 AliMedium(0, "SPD Si$", 0, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
961 AliMedium(1, "SPD Si chip$", 1, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
962 AliMedium(2, "SPD Si bus$", 2, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
963 AliMedium(3, "SPD C$", 3, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
964 AliMedium(4, "SPD Air$", 4, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
965 AliMedium(5, "SPD Vacuum$", 5, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
966 AliMedium(6, "SPD Al$", 6, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
967 AliMedium(7, "SPD Water $", 7, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
968 AliMedium(8, "SPD Freon$", 8, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
969 AliMedium(9, "SPD End ladder$",9, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
970 AliMedium(10, "SPD cone$", 10, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
33959f40 971
972 // 225-249 --> Silicon Drift Detectors (detectors, chips, buses, cooling,..)
973
e4f08ac3 974 AliMaterial(25, "SDD Si$", 28.0855, 14., 2.33, 9.36, 999.);
975 AliMaterial(26, "SDD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
976 AliMaterial(27, "SDD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
977 AliMaterial(28, "SDD C$", 12.011, 6., 2.265,18.8, 999.);
33959f40 978 // v. dens
e4f08ac3 979 AliMaterial(29, "SDD Air$", 14.61, 7.3, .001205, 30423., 999.);
33959f40 980 AliMaterial(30, "SDD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
e4f08ac3 981 AliMaterial(31, "SDD Al$", 26.981539, 13., 2.6989, 8.9, 999.);
33959f40 982 // After a call with ratios by number (negative number of elements),
983 // the ratio array is changed to the ratio by weight, so all successive
984 // calls with the same array must specify the number of elements as
985 // positive
986 AliMixture(32, "SDD Water $", awat, zwat, denswat, 2, wwat);
987 // After a call with ratios by number (negative number of elements),
988 // the ratio array is changed to the ratio by weight, so all successive
989 // calls with the same array must specify the number of elements as
990 // positive
991 AliMixture( 33, "SDD Freon$", afre, zfre, densfre, 2, wfre);
992 AliMixture( 34, "SDD PCB$", apcb, zpcb, denspcb, 3, wpcb);
e4f08ac3 993 AliMaterial(35, "SDD Copper$", 63.546, 29., 8.96, 1.43, 999.);
33959f40 994 AliMixture( 36, "SDD Ceramics$", acer, zcer, denscer, -5, wcer);
e4f08ac3 995 AliMaterial(37, "SDD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
996 AliMaterial(38, "SDD End ladder$", 69.9298, 29.8246, 0.3824, 36.5103, 999.);
31683195 997 AliMaterial(39, "SDD cone$",63.546, 29., 1.15, 1.265, 999.);
998 AliMaterial(40, "SDD M55J$",12.3565, 6.4561, 1.8097, 22.9570, 999.);
e4f08ac3 999 //AliMaterial(38, "SDD End ladder$", 69.9298, 29.8246, -0.3824, -36.5103, 999.);
1000 //AliMaterial(39, "SDD cone$",63.546, 29., -1.15, -1.265, 999.);
89909db5 1001
33959f40 1002 // **
1003 // check A and Z
faec2e21 1004 AliMedium(25, "SDD Si$", 25, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1005 AliMedium(26, "SDD Si chip$", 26, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1006 AliMedium(27, "SDD Si bus$", 27, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1007 AliMedium(28, "SDD C$", 28, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1008 AliMedium(29, "SDD Air$", 29, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1009 AliMedium(30, "SDD Vacuum$", 30, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
1010 AliMedium(31, "SDD Al$", 31, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1011 AliMedium(32, "SDD Water $", 32, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1012 AliMedium(33, "SDD Freon$", 33, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1013 AliMedium(34, "SDD PCB$", 34, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1014 AliMedium(35, "SDD Copper$", 35, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1015 AliMedium(36, "SDD Ceramics$", 36, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1016 AliMedium(37, "SDD Kapton$", 37, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1017 AliMedium(38, "SDD End ladder$",38, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1018 AliMedium(39, "SDD cone$", 39, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
31683195 1019 AliMedium(40, "SDD M55J$", 40, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
33959f40 1020 // 250-274 --> Silicon Strip Detectors (detectors, chips, buses, cooling,..)
1021
1022 AliMaterial(50, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.);
1023 AliMaterial(51, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
1024 AliMaterial(52, "SSD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
1025 AliMaterial(53, "SSD C$", 12.011, 6., 2.265,18.8, 999.);
1026 // v. dens
e4f08ac3 1027 AliMaterial(54, "SSD Air$", 14.61, 7.3, .001205, 30423., 999.);
33959f40 1028 AliMaterial(55, "SSD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
e4f08ac3 1029 AliMaterial(56, "SSD Al$", 26.981539, 13., 2.6989, 8.9, 999.);
33959f40 1030 // After a call with ratios by number (negative number of elements),
1031 // the ratio array is changed to the ratio by weight, so all successive
1032 // calls with the same array must specify the number of elements as
1033 // positive
1034 AliMixture(57, "SSD Water $", awat, zwat, denswat, 2, wwat);
1035 // After a call with ratios by number (negative number of elements),
1036 // the ratio array is changed to the ratio by weight, so all successive
1037 // calls with the same array must specify the number of elements as
1038 // positive
1039 AliMixture(58, "SSD Freon$", afre, zfre, densfre, 2, wfre);
1040 AliMixture(59, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb);
1041 AliMaterial(60, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.);
1042 // After a call with ratios by number (negative number of elements),
1043 // the ratio array is changed to the ratio by weight, so all successive
1044 // calls with the same array must specify the number of elements as
1045 // positive
e4f08ac3 1046 AliMixture(61, "SSD Ceramics$", acer, zcer, denscer, 5, wcer);
33959f40 1047 AliMaterial(62, "SSD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
1048 // check A and Z
d12d92a5 1049 AliMaterial(63, "SSD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.);
e4f08ac3 1050 AliMaterial(64, "SSD End ladder$", 32.0988, 15.4021, 0.68, 35.3238, 999.);
1051 AliMaterial(65, "SSD cone$",63.546, 29., 1.15, 1.265, 999.);
1052 //AliMaterial(64, "SSD End ladder$", 32.0988, 15.4021, -0.68, -35.3238, 999.);
1053 //AliMaterial(65, "SSD cone$",63.546, 29., -1.15, -1.265, 999.);
33959f40 1054 // **
faec2e21 1055 AliMedium(50, "SSD Si$", 50, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1056 AliMedium(51, "SSD Si chip$", 51, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1057 AliMedium(52, "SSD Si bus$", 52, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1058 AliMedium(53, "SSD C$", 53, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1059 AliMedium(54, "SSD Air$", 54, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1060 AliMedium(55, "SSD Vacuum$", 55, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
1061 AliMedium(56, "SSD Al$", 56, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1062 AliMedium(57, "SSD Water $", 57, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1063 AliMedium(58, "SSD Freon$", 58, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1064 AliMedium(59, "SSD PCB$", 59, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1065 AliMedium(60, "SSD Copper$", 60, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1066 AliMedium(61, "SSD Ceramics$", 61, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1067 AliMedium(62, "SSD Kapton$", 62, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1068 AliMedium(63, "SSD G10FR4$", 63, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1069 AliMedium(64, "SSD End ladder$",64, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1070 AliMedium(65, "SSD cone$", 65, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1071
33959f40 1072 // 275-299 --> General (end-caps, frames, cooling, cables, etc.)
1073
1074 AliMaterial(75, "GEN C$", 12.011, 6., 2.265, 18.8, 999.);
1075 // verify density
e4f08ac3 1076 AliMaterial(76, "GEN Air$", 14.61, 7.3, .001205, 30423., 999.);
33959f40 1077 AliMaterial(77, "GEN Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
1078 AliMixture( 78, "GEN POLYETHYL$", apoly, zpoly, .95, -2, wpoly);
1079 AliMixture( 79, "GEN SERVICES$", aserv, zserv, 4.68, 4, wserv);
1080 AliMaterial(80, "GEN Copper$", 63.546, 29., 8.96, 1.43, 999.);
1081 // After a call with ratios by number (negative number of elements),
1082 // the ratio array is changed to the ratio by weight, so all successive
1083 // calls with the same array must specify the number of elements as
1084 // positive
1085 AliMixture(81, "GEN Water $", awat, zwat, denswat, 2, wwat);
e6892b92 1086// AliMaterial(82, "GEN Cables$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
1087// AliMaterial(83, "GEN patch pan$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
1088// AliMaterial(84, "GEN serv$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
d12d92a5 1089 AliMixture(85, "GEN Inox$", asteel, zsteel, 7.88, 4, wsteel);
e4f08ac3 1090 AliMaterial(86, "GEN Al$", 26.981539, 13., 2.6989, 8.9, 999.);
1091 AliMaterial(87,"inox/alum$", 32.1502,15.3383,3.0705,6.9197,999.);
33959f40 1092 // **
1093 AliMedium(75,"GEN C$", 75, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1094 AliMedium(76,"GEN Air$", 76, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1095 AliMedium(77,"GEN Vacuum$", 77, 0,isxfld,sxmgmx, 10., .10, .1, .100,10.00);
1096 AliMedium(78,"GEN POLYETHYL$",78, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1097 AliMedium(79,"GEN SERVICES$", 79, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1098 AliMedium(80,"GEN Copper$", 80, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1099 AliMedium(81,"GEN Water $", 81, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
e6892b92 1100// AliMedium(82,"GEN Cables$", 82, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1101// AliMedium(83,"GEN patch pan$",83, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1102// AliMedium(84,"GEN serv$", 84, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
d12d92a5 1103 AliMedium(85,"GEN Inox$", 85, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
e6892b92 1104 AliMedium(86, "GEN Al$", 86, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
e4f08ac3 1105 AliMedium(87,"inox/alum$", 87, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
1106
33959f40 1107}
1108//_____________________________________________________________________________
1109void AliITSvPPRcoarseasymm::Init(){
1110////////////////////////////////////////////////////////////////////////
1111// Initialise the ITS after it has been created.
1112////////////////////////////////////////////////////////////////////////
bae7e562 1113 Int_t i;
33959f40 1114
bae7e562 1115 cout << endl;
1116 for(i=0;i<24;i++) cout << "*";cout << " ITSvPPRcoarseasymm_Init ";
1117 for(i=0;i<25;i++) cout << "*";cout << endl;
1118//
33959f40 1119 AliITS::Init();
bae7e562 1120//
1121 for(i=0;i<72;i++) cout << "*";
1122 cout << endl;
33959f40 1123}
1124
1125//_____________________________________________________________________________
1126void AliITSvPPRcoarseasymm::DrawModule(){
1127////////////////////////////////////////////////////////////////////////
1128// Draw a shaded view of the FMD version 6.
1129////////////////////////////////////////////////////////////////////////
1130
1131 // Set everything unseen
1132 gMC->Gsatt("*", "seen", -1);
1133 //
1134 // Set ALIC mother visible
1135 gMC->Gsatt("ALIC","SEEN",0);
1136 //
1137 // Set the volumes visible
1138 gMC->Gsatt("ITSD","SEEN",0);
1139 gMC->Gsatt("ITS1","SEEN",1);
1140 gMC->Gsatt("ITS2","SEEN",1);
1141 gMC->Gsatt("ITS3","SEEN",1);
1142 gMC->Gsatt("ITS4","SEEN",1);
1143 gMC->Gsatt("ITS5","SEEN",1);
1144 gMC->Gsatt("ITS6","SEEN",1);
1145
1146 gMC->Gsatt("IPCB","SEEN",1);
1147 gMC->Gsatt("ICO2","SEEN",1);
1148 gMC->Gsatt("ICER","SEEN",0);
1149 gMC->Gsatt("ISI2","SEEN",0);
1150 gMC->Gsatt("IPLA","SEEN",0);
1151 gMC->Gsatt("ICO3","SEEN",0);
1152 gMC->Gsatt("IEPX","SEEN",0);
1153 gMC->Gsatt("ISI3","SEEN",1);
1154 gMC->Gsatt("ISUP","SEEN",0);
1155 gMC->Gsatt("ICHO","SEEN",0);
1156 gMC->Gsatt("ICMO","SEEN",0);
1157 gMC->Gsatt("ICMD","SEEN",0);
1158 gMC->Gsatt("ICCO","SEEN",1);
1159 gMC->Gsatt("ICCM","SEEN",0);
1160 gMC->Gsatt("ITMD","SEEN",0);
1161 gMC->Gsatt("ITTT","SEEN",1);
1162
1163 //
1164 gMC->Gdopt("hide", "on");
1165 gMC->Gdopt("shad", "on");
1166 gMC->Gsatt("*", "fill", 7);
1167 gMC->SetClipBox(".");
1168 gMC->SetClipBox("*", 0, 300, -300, 300, -300, 300);
1169 gMC->DefaultRange();
1170 gMC->Gdraw("alic", 40, 30, 0, 11, 10, .07, .07);
1171 gMC->Gdhead(1111, "Inner Tracking System Version 1");
1172 gMC->Gdman(17, 6, "MAN");
1173}
1174//_____________________________________________________________________________
1175void AliITSvPPRcoarseasymm::StepManager(){
1176////////////////////////////////////////////////////////////////////////
1177// Called for every step in the ITS, then calls the AliITShit class
1178// creator with the information to be recoreded about that hit.
1179////////////////////////////////////////////////////////////////////////
b16d3d87 1180
1181/*
33959f40 1182 Int_t copy, id;
1183 Float_t hits[8];
1184 Int_t vol[4];
1185 TLorentzVector position, momentum;
1186// TClonesArray &lhits = *fHits;
1187//
1188// no hits for this coarse asymmetric version.
1189//
1190
1191 //
1192 // Track status
1193 vol[3] = 0;
1194 if(gMC->IsTrackInside()) vol[3] += 1;
1195 if(gMC->IsTrackEntering()) vol[3] += 2;
1196 if(gMC->IsTrackExiting()) vol[3] += 4;
1197 if(gMC->IsTrackOut()) vol[3] += 8;
1198 if(gMC->IsTrackDisappeared()) vol[3] += 16;
1199 if(gMC->IsTrackStop()) vol[3] += 32;
1200 if(gMC->IsTrackAlive()) vol[3] += 64;
1201 //
1202 // Fill hit structure.
1203 if( !(gMC->TrackCharge()) ) return;
1204 //
1205 // Only entering charged tracks
1206 if((id=gMC->CurrentVolID(copy))==fIdSens[0]) {
1207 vol[0]=1;
1208 id=gMC->CurrentVolOffID(1,copy);
1209 vol[1]=copy;
1210 id=gMC->CurrentVolOffID(2,copy);
1211 vol[2]=copy;
1212 } else if(id==fIdSens[1]) {
1213 vol[0]=2;
1214 id=gMC->CurrentVolOffID(1,copy);
1215 vol[1]=copy;
1216 id=gMC->CurrentVolOffID(2,copy);
1217 vol[2]=copy;
1218 } else if(id==fIdSens[2]) {
1219 vol[0]=3;
1220 vol[1]=copy;
1221 id=gMC->CurrentVolOffID(1,copy);
1222 vol[2]=copy;
1223 } else if(id==fIdSens[3]) {
1224 vol[0]=4;
1225 vol[1]=copy;
1226 id=gMC->CurrentVolOffID(1,copy);
1227 vol[2]=copy;
1228 } else if(id==fIdSens[4]) {
1229 vol[0]=5;
1230 vol[1]=copy;
1231 id=gMC->CurrentVolOffID(1,copy);
1232 vol[2]=copy;
1233 } else if(id==fIdSens[5]) {
1234 vol[0]=6;
1235 vol[1]=copy;
1236 id=gMC->CurrentVolOffID(1,copy);
1237 vol[2]=copy;
1238 } else return;
1239 gMC->TrackPosition(position);
1240 gMC->TrackMomentum(momentum);
1241 hits[0]=position[0];
1242 hits[1]=position[1];
1243 hits[2]=position[2];
1244 hits[3]=momentum[0];
1245 hits[4]=momentum[1];
1246 hits[5]=momentum[2];
1247 hits[6]=gMC->Edep();
1248 hits[7]=gMC->TrackTime();
5a30b198 1249// new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,hits);
33959f40 1250//
1251// no hits for this coarse asymmetric version.
1252//
b16d3d87 1253*/
33959f40 1254}
33959f40 1255