Adding some further mother volumes to speed-up the overlap checking and particle...
[u/mrichter/AliRoot.git] / ITS / AliITSv11Hybrid.cxx
1 /**************************************************************************
2  * Copyright(c) 2007-2009, 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 /* $Id$ */
18
19
20 //========================================================================
21 //
22 //            Geometry of the Inner Tracking System
23 //           ---------------------------------------
24 //  This geometry is a mix between the old geometry (originally coded
25 //  in AliITSvPPRasymmFMD) and the new TGeo geometry (v11).
26 //  The flags which indicate whether the old or the new part is used
27 //  is set in AliITSInitGeometry.cxx
28 // 
29 // Ludovic Gaudichet  (gaudichet@to.infn.it)
30 //
31 //========================================================================
32
33
34
35 // $Log: AliITSv11Hybrid.cxx,v $
36 // Revision 1.14  2008/01/10 11:14:13  masera
37 // SPD/SDD thermal shield and SPD cones updated (M. Sitta)
38 //
39 // Revision 1.13  2007/12/20 16:58:46  masera
40 // bug fixes for SPD1 and SDD1 (A. Dainese)
41 //
42 // Revision 1.12  2007/12/17 14:48:23  masera
43 // Thermal shield between SPD and SDD (M. Sitta)
44 //
45 // Revision 1.11  2007/11/22 08:32:48  masera
46 // Second thermal shield updated in agreement with the installed one. Correction concerning the chemical composition of Rohacell (M.Sitta)
47 //
48 // Revision 1.10  2007/11/19 17:01:26  masera
49 // SSD ladder supports + endcaps systems (E. Cattaruzza)
50 //
51 // Revision 1.9  2007/10/21 19:22:53  masera
52 // Coding conventions
53 //
54 // Revision 1.8  2007/10/21 18:59:10  masera
55 // SPD new geometry added to Hybrid V11
56 //
57 // Revision 1.7  2007/08/24 14:32:57  hristov
58 // Introduction of SPD half-stave volumes, cleaning and new code (in relation to new SPD geometry) in AliITSv11Hybrid (Ludovic)
59 //
60 // Revision 1.6  2007/07/27 08:12:39  morsch
61 // Write all track references into the same branch.
62 //
63 // Revision 1.5  2007/06/28 10:17:25  masera
64 // Introduction of the new SSD geometry in simulation (AliITSv11Hybrid) and suppression of overlaps between old and new parts
65 //
66 // Revision 1.4  2007/05/09 20:40:41  masera
67 // Bug fix (V11Hybrid geometry)
68 //
69 // Revision 1.3  2007/05/08 16:57:42  masera
70 // Updates concerning the geometry: versioning system, new V11hybrid version, bug fixes (B.Nilsend and L. Gaudichet
71 //
72
73 #include <TClonesArray.h>
74 #include <TGeoGlobalMagField.h>
75 #include <TGeoManager.h>
76 #include <TGeoMatrix.h>
77 #include <TGeoPhysicalNode.h>
78 #include <TGeoVolume.h>
79 #include <TGeoXtru.h>
80 #include <TLorentzVector.h>
81 #include <TString.h>
82 #include <TVirtualMC.h>
83
84 #include "AliITS.h"
85 #include "AliITSDetTypeSim.h"
86 #include "AliITSgeom.h"
87 #include "AliITShit.h"
88 #include "AliITSCalibrationSDD.h"
89 #include "AliITSsegmentationSDD.h"
90 #include "AliITSsegmentationSPD.h"
91 #include "AliITSsegmentationSSD.h"
92 #include "AliITSv11Hybrid.h"
93 #include "AliLog.h"
94 #include "AliMC.h"
95 #include "AliMagF.h"
96 #include "AliRun.h"
97 #include "AliTrackReference.h"
98 #include "AliITSInitGeometry.h"
99 #include "AliITSv11GeometrySPD.h"
100 #include "AliITSv11GeometrySDD.h"
101 #include "AliITSv11GeometrySSD.h"
102 #include "AliITSv11GeometrySupport.h"
103 #include "AliGeomManager.h"
104
105
106 ClassImp(AliITSv11Hybrid)
107
108 //______________________________________________________________________
109 AliITSv11Hybrid::AliITSv11Hybrid():
110   fByThick(kTRUE),
111   fMajorVersion(IsVersion()),
112   fMinorVersion(-1),
113   fDet1(0),
114   fDet2(0),
115   fChip1(0),
116   fChip2(0),
117   fRails(0),
118   fFluid(0),
119   fIDMother(0),
120   fInitGeom((AliITSVersion_t)fMajorVersion,fMinorVersion),
121   fSPDgeom(0),
122   fSDDgeom(0),
123   fSSDgeom(0),
124   fSupgeom(0)
125  {
126     //    Standard default constructor
127     // Inputs:
128     //   none.
129     // Outputs:
130     //   none.
131     // Return:
132     //   none.
133 }
134
135 //______________________________________________________________________
136 AliITSv11Hybrid::AliITSv11Hybrid(const char *title) 
137   : AliITS("ITS", title),
138     fByThick(kTRUE),
139     fMajorVersion(IsVersion()),
140     fMinorVersion(1),
141     fDet1(200.0),
142     fDet2(200.0),
143     fChip1(150.0),
144     fChip2(150.0),
145     fRails(0),
146     fFluid(1),
147     fIDMother(0),
148     fInitGeom((AliITSVersion_t)fMajorVersion,fMinorVersion),
149     fSPDgeom(0),
150     fSDDgeom(0),
151     fSSDgeom(0),
152     fSupgeom(0)
153 {
154     //    Standard constructor for the v11Hybrid geometry.
155     // Inputs:
156     //   const char * title  Arbitrary title
157     // Outputs:
158     //   none.
159     // Return:
160     //   none.
161   Int_t i;
162   
163   fSPDgeom = new AliITSv11GeometrySPD();
164   fSDDgeom = new AliITSv11GeometrySDD(0);
165   fSSDgeom = new AliITSv11GeometrySSD();
166   fSupgeom = new AliITSv11GeometrySupport();
167
168   fIdN = 6;
169   fIdName = new TString[fIdN];
170
171   if (AliITSInitGeometry::SPDIsTGeoNative()) {
172     fIdName[0] = fSPDgeom->GetSenstiveVolumeName1();
173     fIdName[1] = fSPDgeom->GetSenstiveVolumeName2();
174   } else {
175     fIdName[0] = "ITS1";
176     fIdName[1] = "ITS2";
177   }
178
179   if (AliITSInitGeometry::SDDIsTGeoNative()) {
180     fIdName[2] = fSDDgeom->GetSenstiveVolumeName3();
181     fIdName[3] = fSDDgeom->GetSenstiveVolumeName4();
182   } else {
183     fIdName[2] = "ITS3";
184     fIdName[3] = "ITS4";
185   }
186   
187   if (AliITSInitGeometry::SSDIsTGeoNative()) {
188     fIdName[4] = fSSDgeom->GetSenstiveVolumeName5();
189     fIdName[5] = fSSDgeom->GetSenstiveVolumeName6();
190   } else {
191     fIdName[4] = "ITS5";
192     fIdName[5] = "ITS6";
193   }
194
195   fIdSens    = new Int_t[fIdN];
196   for(i=0;i<fIdN;i++) fIdSens[i] = 0;
197   SetThicknessDet1();
198   SetThicknessDet2();
199   SetThicknessChip1();
200   SetThicknessChip2();
201   SetDensityServicesByThickness();
202   
203 }
204
205 //______________________________________________________________________
206 AliITSv11Hybrid::AliITSv11Hybrid(const char *name, const char *title) 
207   : AliITS("ITS", title),
208     fByThick(kTRUE),
209     fMajorVersion(IsVersion()),
210     fMinorVersion(1),
211     fDet1(200.0),
212     fDet2(200.0),
213     fChip1(150.0),
214     fChip2(150.0),
215     fRails(0),
216     fFluid(1),
217     fIDMother(0),
218     fInitGeom((AliITSVersion_t)fMajorVersion,fMinorVersion),
219     fSPDgeom(0),
220     fSDDgeom(0),
221     fSSDgeom(0),
222     fSupgeom(0)
223 {
224     //    Standard constructor for the v11Hybrid geometry.
225     // Inputs:
226     //   const char * name   Ignored, set to "ITS"
227     //   const char * title  Arbitrary title
228     // Outputs:
229     //   none.
230     // Return:
231     //   none.
232   Int_t i;
233   
234   fSPDgeom = new AliITSv11GeometrySPD();
235   fSDDgeom = new AliITSv11GeometrySDD(0);
236   fSSDgeom = new AliITSv11GeometrySSD();
237   fSupgeom = new AliITSv11GeometrySupport();
238
239   fIdN = 6;
240   fIdName = new TString[fIdN];
241
242   (void) name; // removes warning message
243
244   if (AliITSInitGeometry::SPDIsTGeoNative()) {
245     fIdName[0] = fSPDgeom->GetSenstiveVolumeName1();
246     fIdName[1] = fSPDgeom->GetSenstiveVolumeName2();
247   } else {
248     fIdName[0] = "ITS1";
249     fIdName[1] = "ITS2";
250   }
251
252   if (AliITSInitGeometry::SDDIsTGeoNative()) {
253     fIdName[2] = fSDDgeom->GetSenstiveVolumeName3();
254     fIdName[3] = fSDDgeom->GetSenstiveVolumeName4();
255   } else {
256     fIdName[2] = "ITS3";
257     fIdName[3] = "ITS4";
258   }
259   
260   if (AliITSInitGeometry::SSDIsTGeoNative()) {
261     fIdName[4] = fSSDgeom->GetSenstiveVolumeName5();
262     fIdName[5] = fSSDgeom->GetSenstiveVolumeName6();
263   } else {
264     fIdName[4] = "ITS5";
265     fIdName[5] = "ITS6";
266   }
267
268   fIdSens    = new Int_t[fIdN];
269   for(i=0;i<fIdN;i++) fIdSens[i] = 0;
270   SetThicknessDet1();
271   SetThicknessDet2();
272   SetThicknessChip1();
273   SetThicknessChip2();
274   SetDensityServicesByThickness();
275   
276 }
277
278 //______________________________________________________________________
279 AliITSv11Hybrid::~AliITSv11Hybrid() {
280     //    Standard destructor
281     // Inputs:
282     //   none.
283     // Outputs:
284     //   none.
285     // Return:
286     //   none.
287   delete fSPDgeom;
288   delete fSDDgeom;
289   delete fSSDgeom;
290   delete fSupgeom;
291 }
292
293 //______________________________________________________________________
294 void AliITSv11Hybrid::SetT2Lmatrix(Int_t uid, Double_t yShift, 
295                                    Bool_t yFlip, Bool_t yRot180)
296   const {
297
298   //
299   // Creates the TGeo Local to Tracking transformation matrix
300   // and sends it to the corresponding TGeoPNEntry 
301   //
302   // This function is used in AddAlignableVolumes()
303
304   TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(uid);
305   TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig();
306
307   Double_t *gtrans = globMatrix->GetTranslation(), rotMatrix[9];
308   memcpy(&rotMatrix[0], globMatrix->GetRotationMatrix(), 9*sizeof(Double_t));
309   Double_t al = TMath::ATan2(rotMatrix[1],rotMatrix[0]);
310   if (yRot180) {
311     al = TMath::ATan2(rotMatrix[1],-rotMatrix[0]);
312   }
313   Double_t xShift = gtrans[0]*TMath::Cos(al)+gtrans[1]*TMath::Sin(al);
314   Double_t zShift = -gtrans[2];
315
316   TGeoHMatrix *matLtoT = new TGeoHMatrix;
317   matLtoT->SetDx( xShift ); // translation
318   matLtoT->SetDy( yShift );
319   matLtoT->SetDz( zShift );
320   rotMatrix[0]= 0;  rotMatrix[1]= 1;  rotMatrix[2]= 0; // + rotation
321   rotMatrix[3]= 1;  rotMatrix[4]= 0;  rotMatrix[5]= 0;
322   rotMatrix[6]= 0;  rotMatrix[7]= 0;  rotMatrix[8]=-1;
323   if (yFlip) rotMatrix[3] = -1;  // flipping in y  (for SPD1)
324   if (yFlip) rotMatrix[1] = -1;  // flipping in y  (for SPD1)
325
326   if (yRot180) { // rotation of pi around the axis perpendicular to the wafer
327     if (yFlip) matLtoT->SetDx( -xShift ); // flipping in y  (for SPD1)
328     matLtoT->SetDy( -yShift );
329     matLtoT->SetDz( -zShift );
330     rotMatrix[8]=1;
331     rotMatrix[3] = -1;
332     if (yFlip) rotMatrix[3] = 1;  // flipping in y  (for SPD1)
333   }
334
335   TGeoRotation rot;
336   rot.SetMatrix(rotMatrix);
337   matLtoT->MultiplyLeft(&rot);
338   TGeoHMatrix *matTtoL = new TGeoHMatrix(matLtoT->Inverse());
339   delete matLtoT;
340   alignableEntry->SetMatrix(matTtoL);
341 }
342
343 //______________________________________________________________________
344 void AliITSv11Hybrid::AddAlignableVolumes() const{
345   // Creates entries for alignable volumes associating the symbolic volume
346   // name with the corresponding volume path.
347   // 
348   // Records in the alignable entries the transformation matrices converting
349   // TGeo local coordinates (in the RS of alignable volumes) to the tracking
350   // system
351   // For this, this function has to run before the misalignment because we
352   // are using the ideal positions in the AliITSgeom object.
353   // Inputs:
354   //   none.
355   // Outputs:
356   //   none.
357   // Return:
358   //   none.
359
360   AliInfo("Add ITS alignable volumes");
361
362   if (!gGeoManager) {
363     AliFatal("TGeoManager doesn't exist !");
364     return;
365   }
366
367   AliGeomManager::ELayerID layerId;
368   Int_t modUID, modnum;
369
370   if( !gGeoManager->SetAlignableEntry("ITS","ALIC_1/ITSV_1") )
371     AliFatal(Form("Unable to set alignable entry ! %s :: %s",
372                   "ITS","ALIC_1/ITSV_1"));    
373
374   TString strSPD = "ITS/SPD";
375   TString strSDD = "ITS/SDD";
376   TString strSSD = "ITS/SSD";
377   TString strStave = "/Stave";
378   TString strHalfStave = "/HalfStave";
379   TString strLadder = "/Ladder";
380   TString strSector = "/Sector";
381   TString strSensor = "/Sensor";
382   TString strEntryName1;
383   TString strEntryName2;
384   TString strEntryName3;
385   TString strEntryName4;
386
387   //===== SPD layers =====
388   
389   if (AliITSInitGeometry::SPDIsTGeoNative()) { // new SPD geometry
390
391     TString str0 = "ALIC_1/ITSV_1/ITSSPD_1/ITSSPDCarbonFiberSectorV_";
392     TString str1 = "/ITSSPDSensitiveVirtualvolumeM0_1/ITSSPDlay1-Stave_";
393     TString str1Bis = "/ITSSPDhalf-Stave";
394     TString str1Tierce = "_1";
395     TString str2 = "/ITSSPDlay1-Ladder_";
396   
397     TString sector;
398     TString stave;
399     TString halfStave;
400     TString module;
401
402     layerId = AliGeomManager::kSPD1;
403     modnum = 0;
404     
405     for(Int_t cSect = 0; cSect<10; cSect++) {
406
407       sector = str0;
408       sector += cSect+1; // this is one full sector
409       strEntryName1 = strSPD;
410       strEntryName1 += 0;
411       strEntryName1 += strSector;
412       strEntryName1 += cSect;
413       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),sector.Data()))
414         AliFatal(Form("New lay 1: Unable to set alignable entry 1! %s::%s",
415                  strEntryName1.Data(),sector.Data()));
416
417       for(Int_t cStave=0; cStave<2; cStave++) {
418         
419         stave = sector;
420         stave += str1;
421         stave += cStave+1;
422         strEntryName2 = strEntryName1;
423         strEntryName2 += strStave;
424         strEntryName2 += cStave;
425
426         for(Int_t cHS=0; cHS<2; cHS++) {
427
428           halfStave = stave;
429           halfStave += str1Bis;
430           halfStave += cHS;
431           halfStave += str1Tierce;
432           strEntryName3 = strEntryName2;
433           strEntryName3 += strHalfStave;
434           strEntryName3 += cHS;
435
436           if(!gGeoManager->SetAlignableEntry(strEntryName3.Data(),
437                                              halfStave.Data()))
438             AliFatal(Form("New lay 1: Unable to set alignable entry 3! %s::%s",
439                           strEntryName3.Data(),halfStave.Data()));    
440
441           for(Int_t cLad=0; cLad<2; cLad++) {
442           
443             modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
444             module = halfStave;
445             module += str2;
446             module += cLad+cHS*2+1;
447             strEntryName4 = strEntryName3;
448             strEntryName4 += strLadder;
449             strEntryName4 += cLad+cHS*2;
450             if(!gGeoManager->SetAlignableEntry(strEntryName4.Data(),module.Data(),modUID))
451               AliFatal(Form("New lay 1: Unable to set alignable entry 4! %s::%s",
452                        strEntryName4.Data(),module.Data()));
453
454             SetT2Lmatrix(modUID, 0.0081, kTRUE, kTRUE);
455             // 0.0081 is the shift between the centers of alignable 
456             // and sensitive volumes. It is directly extracted from 
457             // the new SPD geometry
458           } // end for cLad
459         } // end for cHS
460       } // end for cStave
461     } // end for cSect
462
463     layerId = AliGeomManager::kSPD2;
464     modnum = 0;
465     str1 = "/ITSSPDSensitiveVirtualvolumeM0_1/ITSSPDlay2-Stave_";
466     str2 = "/ITSSPDlay2-Ladder_";
467
468     for(Int_t cSect = 0; cSect<10; cSect++) {
469
470       sector = str0;
471       sector += cSect+1; // this is one full sector
472       strEntryName1 = strSPD;
473       strEntryName1 += 1;
474       strEntryName1 += strSector;
475       strEntryName1 += cSect;
476       
477       for(Int_t cStave=0; cStave<4; cStave++) {
478         
479         stave = sector;
480         stave += str1;
481         stave += cStave+1;
482         strEntryName2 = strEntryName1;
483         strEntryName2 += strStave;
484         strEntryName2 += cStave;
485
486         for(Int_t cHS=0; cHS<2; cHS++) {
487
488           halfStave = stave;
489           halfStave += str1Bis;
490           halfStave += cHS;
491           halfStave += str1Tierce;
492           strEntryName3 = strEntryName2;
493           strEntryName3 += strHalfStave;
494           strEntryName3 += cHS;
495
496           if(!gGeoManager->SetAlignableEntry(strEntryName3.Data(),
497                                              halfStave.Data()))
498             AliFatal(Form("New lay 2: Unable to set alignable entry 3! %s::%s",
499                      strEntryName3.Data(),halfStave.Data()));    
500
501           for(Int_t cLad=0; cLad<2; cLad++) {
502
503             modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
504             module = halfStave;
505             module += str2;
506             module += cLad+cHS*2 +1;
507             strEntryName4 = strEntryName3;
508             strEntryName4 += strLadder;
509             strEntryName4 += cLad+cHS*2;
510             if(!gGeoManager->SetAlignableEntry(strEntryName4.Data(),module.Data(),modUID))
511               AliFatal(Form("New lay 2: Unable to set alignable entry 4! %s::%s",
512                        strEntryName4.Data(),module.Data()));
513
514             SetT2Lmatrix(modUID, -0.0081, kFALSE);
515           } // end for cLad
516         } // end for cHS
517       } // end for cStave
518     } // cSect
519
520   } else {  // else old SPD geometry
521
522     TString str0 = "ALIC_1/ITSV_1/ITSD_1/IT12_1/I12B_";
523     TString str1 = "/I10B_";
524     TString str1Bis = "/L1H-STAVE";
525     TString str1Tierce = "_1";
526     TString str2 = "/I107_";
527   
528     TString sector;
529     TString stave;
530     TString halfStave;
531     TString module;
532
533     layerId = AliGeomManager::kSPD1;
534     modnum = 0;
535
536     for(Int_t cSect = 0; cSect<10; cSect++) {
537
538       sector = str0;
539       sector += cSect+1; // this is one full sector
540       strEntryName1 = strSPD;
541       strEntryName1 += 0;
542       strEntryName1 += strSector;
543       strEntryName1 += cSect;
544       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),sector.Data()))
545         AliFatal(Form("Old lay1: Unable to set alignable entry 1! %s::%s",
546                  strEntryName1.Data(),sector.Data()));    
547
548       for(Int_t cStave = 0; cStave<2; cStave++) {
549
550         stave = sector;
551         stave += str1;
552         stave += cStave+1;
553         strEntryName2 = strEntryName1;
554         strEntryName2 += strStave;
555         strEntryName2 += cStave;
556         // this is a stave
557         //printf("%s   ==   %s\n",strEntryName2.Data(),stave.Data()); 
558
559         for(Int_t cHS=0; cHS<2; cHS++) {
560
561           halfStave = stave;
562           halfStave += str1Bis;
563           halfStave += cHS;
564           halfStave += str1Tierce;
565           strEntryName3 = strEntryName2;
566           strEntryName3 += strHalfStave;
567           strEntryName3 += cHS;
568           // this is a half-stave
569           //printf("%s   ==   %s\n",strEntryName3.Data(),halfStave.Data()); 
570           if(!gGeoManager->SetAlignableEntry(strEntryName3.Data(),
571                                              halfStave.Data()))
572             AliFatal(Form("Old lay 1: Unable to set alignable entry 3! %s::%s",
573                      strEntryName3.Data(),halfStave.Data()));
574
575           for(Int_t cLadder = 0; cLadder<2; cLadder++) {
576             
577             modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
578             module = halfStave;
579             module += str2;
580             module += cLadder+cHS*2+1;
581             strEntryName4 = strEntryName3;
582             strEntryName4 += strLadder;
583             strEntryName4 += cLadder+cHS*2;
584             //printf("%s   ==   %s\n",strEntryName4.Data(),module.Data());
585             if(!gGeoManager->SetAlignableEntry(strEntryName4.Data(),module.Data(),modUID))
586               AliFatal(Form("Old lay 1: Unable to set alignable entry 4! %s::%s",
587                     strEntryName4.Data(),module.Data()));
588
589             SetT2Lmatrix(modUID, -fChip1*0.0001/2., kTRUE);
590           } // end for cLadder
591         } // end for cHS
592       } // end for cStave
593     } // end for cSect
594
595     layerId = AliGeomManager::kSPD2;
596     modnum = 0;
597
598     str1Bis = "/L2H-STAVE";
599     str1 = "/I20B_";
600     str2 = "/I1D7_";
601
602     for(Int_t cSect = 0; cSect<10; cSect++) {
603
604       sector = str0;
605       sector += cSect+1; // this is one full sector
606       strEntryName1 = strSPD;
607       strEntryName1 += 1;
608       strEntryName1 += strSector;
609       strEntryName1 += cSect;
610       //if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),sector.Data()))
611       //        AliFatal(Form("Unable to set alignable entry!!");    
612       // we don't need the previous lines because the whole sector is 
613       // already define with first layer ...
614
615       for(Int_t cStave =0; cStave<4; cStave++) {
616         
617         stave = sector;
618         stave += str1;
619         stave += cStave+1;
620         strEntryName2 = strEntryName1;
621         strEntryName2 += strStave;
622         strEntryName2 += cStave;
623
624         for(Int_t cHS=0; cHS<2; cHS++) {
625
626           halfStave = stave;
627           halfStave += str1Bis;
628           halfStave += cHS;
629           halfStave += str1Tierce;
630           strEntryName3 = strEntryName2;
631           strEntryName3 += strHalfStave;
632           strEntryName3 += cHS;
633           // this is a half-stave
634           //printf("%s   ==   %s\n",strEntryName3.Data(),halfStave.Data()); 
635           if(!gGeoManager->SetAlignableEntry(strEntryName3.Data(),
636                                              halfStave.Data()))
637             AliFatal(Form("Old lay 2: Unable to set alignable entry 3! %s::%s",
638                      strEntryName3.Data(),halfStave.Data()));
639
640           for(Int_t cLad =0; cLad<2; cLad++) {
641
642             modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
643             module = halfStave;
644             module += str2;
645             module += cLad+cHS*2+1;
646             strEntryName4 = strEntryName3;
647             strEntryName4 += strLadder;
648             strEntryName4 += cLad+cHS*2;
649             //printf("%s   ==   %s\n",strEntryName4.Data(),module.Data());
650             if(!gGeoManager->SetAlignableEntry(strEntryName4.Data(),module.Data(),modUID))
651               AliFatal(Form("Old lay2: Unable to set alignable entry 4! %s::%s",
652                        strEntryName4.Data(),module.Data()));
653
654             SetT2Lmatrix(modUID, -fChip2*0.0001/2., kFALSE);
655           } // end for cLad
656         } // end for cHS
657       } // end for cStave
658     } // end for cSect
659   } // end if AliITSInitGeometry::SPSIsTGeoNative().
660
661   //===== SDD layers =====
662   if (AliITSInitGeometry::SDDIsTGeoNative()) { // new SDD geometry
663     
664     layerId = AliGeomManager::kSDD1;
665     modnum = 0;
666     TString str0 = "/ALIC_1/ITSV_1/ITSsddLayer3_1/ITSsddLadd_"; // SDD layer1
667     TString str1 = "/ITSsddSensor3_";
668     TString ladder;
669     TString sensor;
670
671     for(Int_t c1 = 0; c1<14; c1++) {
672
673       ladder = str0;
674       ladder += c1; // the set of wafers from one ladder
675       strEntryName1 = strSDD;
676       strEntryName1 += 2;
677       strEntryName1 +=strLadder;
678       strEntryName1 += c1;
679       //printf("%s    ==    %s\n",strEntryName1.Data(),ladder.Data());
680       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
681         AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
682                  strEntryName1.Data(),ladder.Data()));
683
684       for(Int_t c2 =0; c2<6; c2++) {
685
686         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
687         sensor = ladder;
688         sensor += str1;
689         sensor += c2;
690         strEntryName2 = strEntryName1;
691         strEntryName2 += strSensor;
692         strEntryName2 += c2;
693         //printf("%s    ==    %s\n",strEntryName2.Data(),wafer.Data());
694         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),sensor.Data(),modUID))
695           AliFatal(Form("Unable to set alignable entry 2! %s :: %s",
696                    strEntryName2.Data(),sensor.Data()));
697
698         if(c1 != 2) { 
699         SetT2Lmatrix(modUID, 0, kFALSE, c2>=3);
700                   } else {// for ladder 2, mounted with a pi rot around y
701           SetT2Lmatrix(modUID, 0, kFALSE, c2<3);
702           }
703       }
704     }
705
706     layerId = AliGeomManager::kSDD2;
707     modnum = 0;
708     str0 = "/ALIC_1/ITSV_1/ITSsddLayer4_1/ITSsddLadd_"; // SDD layer2
709     str1 = "/ITSsddSensor4_";
710     
711     for(Int_t c1 = 0; c1<22; c1++) {
712
713       ladder = str0;
714       ladder += c1; // the set of wafers from one ladder
715       strEntryName1 = strSDD;
716       strEntryName1 += 3;
717       strEntryName1 += strLadder;
718       strEntryName1 += c1;
719       //printf("%s    ==    %s\n",strEntryName1.Data(),ladder.Data());
720       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
721         AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
722                  strEntryName1.Data(),ladder.Data()));
723
724       for(Int_t c2 =0; c2<8; c2++) {
725
726         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
727         sensor = ladder;
728         sensor += str1;
729         sensor += c2;
730         strEntryName2 = strEntryName1;
731         strEntryName2 += strSensor;
732         strEntryName2 += c2;
733         //printf("%s    ==    %s\n",strEntryName2.Data(),wafer.Data());
734         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),sensor.Data(),modUID))
735           AliFatal(Form("Unable to set alignable entry 2! %s :: %s",
736                    strEntryName2.Data(),sensor.Data()));
737
738         SetT2Lmatrix(modUID, 0, kFALSE, c2>=4);
739       }
740     }
741
742   } else {  // else old SDD geometry
743
744     layerId = AliGeomManager::kSDD1;
745     modnum = 0;
746     
747     TString str0 = "ALIC_1/ITSV_1/ITSD_1/IT34_1/I004_";
748     TString str1 = "/I302_";
749     
750     TString ladder;
751     TString wafer;
752
753     for(Int_t c1 = 1; c1<=14; c1++){
754
755       ladder = str0;
756       ladder += c1; // the set of wafers from one ladder
757       strEntryName1 = strSDD;
758       strEntryName1 += 2;
759       strEntryName1 +=strLadder;
760       strEntryName1 += (c1-1);
761       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
762         AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
763                  strEntryName1.Data(),ladder.Data()));
764
765       for(Int_t c2 =1; c2<=6; c2++){
766
767         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
768         wafer = ladder;
769         wafer += str1;
770         wafer += c2;    // one wafer
771         strEntryName2 = strEntryName1;
772         strEntryName2 += strSensor;
773         strEntryName2 += (c2-1);
774         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),wafer.Data(),modUID))
775           AliFatal(Form("Unable to set alignable entry 2! %s :: %s",
776                    strEntryName2.Data(),wafer.Data()));
777
778         SetT2Lmatrix(modUID, 0, kFALSE);
779       }
780     }
781
782     layerId = AliGeomManager::kSDD2;
783     modnum = 0;
784     str0 = "ALIC_1/ITSV_1/ITSD_1/IT34_1/I005_";
785     str1 = "/I402_";
786
787     for(Int_t c1 = 1; c1<=22; c1++){
788
789       ladder = str0;
790       ladder += c1; // the set of wafers from one ladder
791       strEntryName1 = strSDD;
792       strEntryName1 += 3;
793       strEntryName1 +=strLadder;
794       strEntryName1 += (c1-1);
795       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
796         AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
797                  strEntryName1.Data(),ladder.Data()));
798
799       for(Int_t c2 =1; c2<=8; c2++){
800
801         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
802         wafer = ladder;
803         wafer += str1;
804         wafer += c2;    // one wafer
805         strEntryName2 = strEntryName1;
806         strEntryName2 += strSensor;
807         strEntryName2 += (c2-1);
808         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),wafer.Data(),modUID))
809           AliFatal(Form("Unable to set alignable entry 2! %s,%s",
810                         strEntryName2.Data(),wafer.Data()));
811
812         SetT2Lmatrix(modUID, 0, kFALSE);
813       }
814     }
815   }   // end SDD
816
817   //===== SSD layers =====
818   if (AliITSInitGeometry::SSDIsTGeoNative()) { // new SSD geometry
819
820     layerId = AliGeomManager::kSSD1;
821     modnum = 0;
822     TString str0 = "/ALIC_1/ITSV_1/ITSssdLayer5_1/ITSssdLay5Ladd_";//SSD layer1
823     TString str1 = "/ITSssdSensor5_";
824     TString str2 = "";
825     TString ladder;
826     TString wafer;
827
828     for(Int_t c1 = 0; c1<34; c1++) {
829
830       ladder = str0;
831       ladder += c1; // the set of wafers from one ladder
832       strEntryName1 = strSSD;
833       strEntryName1 += 4;
834       strEntryName1 += strLadder;
835       strEntryName1 += c1;
836       //printf("%s    ==    %s\n",strEntryName1.Data(),ladder.Data());
837       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
838         AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
839                  strEntryName1.Data(),ladder.Data()));
840
841       for(Int_t c2 =0; c2<22; c2++) {
842
843         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
844         wafer = ladder;
845         wafer += str1;
846         wafer += c2;
847         //wafer += str2;    // one wafer
848         strEntryName2 = strEntryName1;
849         strEntryName2 += strSensor;
850         strEntryName2 += c2;
851         //printf("%s    ==    %s\n",strEntryName2.Data(),wafer.Data());
852         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),wafer.Data(),modUID))
853           AliFatal(Form("Unable to set alignable entry 2! %s :: %s",
854                    strEntryName2.Data(),wafer.Data()));
855
856         SetT2Lmatrix(modUID, 0, kFALSE, kFALSE);
857       }
858     }
859
860     layerId = AliGeomManager::kSSD2;
861     modnum = 0;
862     str0 = "/ALIC_1/ITSV_1/ITSssdLayer6_1/ITSssdLay6Ladd_"; // SSD layer2
863     str1 = "/ITSssdSensor6_";
864     str2 = "";
865     
866     for(Int_t c1 = 0; c1<38; c1++) {
867
868       ladder = str0;
869       ladder += c1; // the set of wafers from one ladder
870       strEntryName1 = strSSD;
871       strEntryName1 += 5;
872       strEntryName1 += strLadder;
873       strEntryName1 += c1;
874       //printf("%s    ==    %s\n",strEntryName1.Data(),ladder.Data());
875       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
876         AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
877                  strEntryName1.Data(),ladder.Data()));
878
879       for(Int_t c2 =0; c2<25; c2++) {
880
881         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
882         wafer = ladder;
883         wafer += str1;
884         wafer += c2;
885         //wafer += str2;    // one wafer
886         strEntryName2 = strEntryName1;
887         strEntryName2 += strSensor;
888         strEntryName2 += c2;
889         //printf("%s    ==    %s\n",strEntryName2.Data(),wafer.Data());
890         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),wafer.Data(),modUID))
891           AliFatal(Form("Unable to set alignable entry 2! %s :: %s",
892                    strEntryName2.Data(),wafer.Data()));
893
894         SetT2Lmatrix(modUID, 0, kFALSE, kFALSE);
895       }
896     }
897     
898   } else { // else old SSD geometry
899     
900     layerId = AliGeomManager::kSSD1;
901     modnum = 0;
902     TString str0 = "ALIC_1/ITSV_1/ITSD_1/IT56_1/I565_";
903     TString str1 = "/I562_";
904     TString ladder;
905     TString wafer;
906
907     for(Int_t c1 = 1; c1<=34; c1++){
908       
909       ladder = str0;
910       ladder += c1; // the set of wafers from one ladder
911       strEntryName1 = strSSD;
912       strEntryName1 += 4;
913       strEntryName1 +=strLadder;
914       strEntryName1 += (c1-1);
915       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
916           AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
917                    strEntryName1.Data(),ladder.Data()));
918
919       for(Int_t c2 = 1; c2<=22; c2++){
920         
921         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
922         wafer = ladder;
923         wafer += str1;
924         wafer += c2;     // one wafer
925         strEntryName2 = strEntryName1;
926         strEntryName2 += strSensor;
927         strEntryName2 += (c2-1);
928         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),wafer.Data(),modUID))
929           AliFatal(Form("Unable to set alignable entry 2! %s :: %s",
930                    strEntryName2.Data(),wafer.Data()));
931
932         SetT2Lmatrix(modUID, 0, kFALSE);
933       }
934     }
935     
936     layerId = AliGeomManager::kSSD2;
937     modnum = 0;
938     str0 = "ALIC_1/ITSV_1/ITSD_1/IT56_1/I569_";
939     str1 = "/I566_";
940     
941     for(Int_t c1 = 1; c1<=38; c1++){
942       
943       ladder = str0;
944       ladder += c1; // the set of wafers from one ladder
945       strEntryName1 = strSSD;
946       strEntryName1 += 5;
947       strEntryName1 +=strLadder;
948       strEntryName1 += (c1-1);
949       if(!gGeoManager->SetAlignableEntry(strEntryName1.Data(),ladder.Data()))
950         AliFatal(Form("Unable to set alignable entry 1! %s :: %s",
951                  strEntryName1.Data(),ladder.Data()));
952
953       for(Int_t c2 = 1; c2<=25; c2++){
954         
955         modUID = AliGeomManager::LayerToVolUID(layerId,modnum++);
956         wafer = ladder;
957         wafer += str1;
958         wafer += c2;     // one wafer
959         strEntryName2 = strEntryName1;
960         strEntryName2 += strSensor;
961         strEntryName2 += (c2-1);
962         if(!gGeoManager->SetAlignableEntry(strEntryName2.Data(),wafer.Data(),modUID))
963           AliFatal(Form("Unable to set alignable entry 2! %s :: %s",
964                    strEntryName2.Data(),wafer.Data()));
965
966         SetT2Lmatrix(modUID, 0, kFALSE);
967       }
968     }
969   } // end SSD geometry 
970 }
971
972 //______________________________________________________________________
973 void AliITSv11Hybrid::CreateGeometry() {
974
975   // Create the geometry and insert it in ALIC
976   // It calls first the CreateOldGeometry() routine which add the
977   // pieces coming from the old v10 geometry. Then the pieces from
978   // the new geometry are inserting in the mother volume ITSV.
979
980   TGeoManager *geoManager = gGeoManager;
981
982   CreateOldGeometry();
983
984   TGeoVolume *vITS  = geoManager->GetVolume("ITSV");
985
986
987   const Char_t *cvsDate="$Date$";
988   const Char_t *cvsRevision="$Revision$";
989   const Int_t kLength=100;
990   Char_t vstrng[kLength];
991   if(fInitGeom.WriteVersionString(vstrng,kLength,(AliITSVersion_t)IsVersion(),
992                              fMinorVersion,cvsDate,cvsRevision))
993     vITS->SetTitle(vstrng);
994
995   if (AliITSInitGeometry::SPDIsTGeoNative()) {
996     fSPDgeom->SPDSector(vITS);
997   }
998
999   if (AliITSInitGeometry::SDDIsTGeoNative()) {
1000     fSDDgeom->Layer3(vITS);
1001     fSDDgeom->Layer4(vITS);
1002     fSDDgeom->ForwardLayer3(vITS);
1003     fSDDgeom->ForwardLayer4(vITS);
1004   }
1005
1006   if (AliITSInitGeometry::SSDIsTGeoNative()) {
1007     fSSDgeom->Layer5(vITS);
1008     fSSDgeom->Layer6(vITS);
1009     fSSDgeom->LadderSupportLayer5(vITS);
1010     fSSDgeom->LadderSupportLayer6(vITS);
1011     fSSDgeom->EndCapSupportSystemLayer6(vITS);
1012     fSSDgeom->EndCapSupportSystemLayer5(vITS);
1013   }
1014
1015   if (AliITSInitGeometry::SPDshieldIsTGeoNative())
1016     fSupgeom->SPDCone(vITS);
1017
1018   if (AliITSInitGeometry::SDDconeIsTGeoNative())
1019     fSupgeom->SDDCone(vITS);
1020
1021   if (AliITSInitGeometry::SSDconeIsTGeoNative())
1022     fSupgeom->SSDCone(vITS);
1023
1024   if (AliITSInitGeometry::ServicesAreTGeoNative()) {
1025     fSDDgeom->SDDCables(vITS);
1026     fSSDgeom->SSDCables(vITS);
1027   }
1028 }
1029
1030 //______________________________________________________________________
1031 void AliITSv11Hybrid::CreateOldGeometry(){
1032   //    This routine defines and creates some pieces of the geometry
1033   // of version 10 (AliITSvPPRasymmFMD)
1034
1035     //Begin_Html
1036     /*
1037       <img src="picts/ITS/ITS_full_vPPRasymm.jpg">
1038       </pre>
1039       <br clear=left>
1040       <font size=+2 color=red>
1041       <p>This shows the full ITS geometry.
1042       </font>
1043       <img src="picts/ITS/ITS_SPD_Barrel_vPPRasymm.jpg">
1044       </pre>
1045       < br clear=left>
1046       <font size=+2 color=red>
1047       <p>This shows the full SPD Barrel of the ITS geometry.
1048       </font>
1049       <img src="picts/ITS/ITS_SDD_Barrel_vPPRasymm.jpg">
1050       </pre>
1051       <br clear=left>
1052       <font size=+2 color=red>
1053       <p>This shows the full SDD Barrel of the ITS geometry.
1054       </font>
1055       <img src="picts/ITS/ITS_SSD_Barrel_vPPRasymm.jpg">
1056       </pre>
1057       <br clear=left>
1058       <font size=+2 color=red>
1059       <p>This shows the full SSD Barrel of the ITS geometry.
1060       </font>
1061     */
1062     //End_Html
1063     //INNER RADII OF THE SILICON LAYERS 
1064     // Float_t rl[6]    = { 3.8095,7.,15.,24.,38.1,43.5765 };   
1065     //THICKNESSES OF LAYERS (in % radiation kLength)
1066     Float_t drl[6]   = { 1.03,1.03,0.94,0.95,0.91,0.87 };   
1067     //HALF LENGTHS OF LAYERS  
1068     // Float_t dzl[6]   = { 14.35,14.35,25.1,32.1,49.405,55.27 };
1069     //LENGTHS OF END-LADDER BOXES (ALL INCLUDED)
1070     // Float_t dzb[6]   = { 12.4,12.4,13.5,15.,7.5,7.5 };   
1071     //THICKNESSES OF END-LADDER BOXES (ALL INCLUDED)
1072     // Float_t drb[6]   = { rl[1]-rl[0],0.2,5.,5.,4.,4. };
1073
1074
1075     Float_t dits[100], rlim, zmax;
1076     // Float_t zpos;
1077     // Float_t pcits[50]
1078     Float_t ztpc;
1079     Int_t idrotm[1999], i;
1080     Float_t dgh[100];
1081
1082     // Define some variables for SPD
1083
1084     Float_t dits1[3], di101[3], di107[3], di10b[3], di106[3];// for layer 1 
1085     //Float_t di103[3], di10a[3], di102[3];                    // for layer 1
1086     Float_t dits2[3], di1d1[3], di1d7[3], di20b[3], di1d6[3];// for layer 2
1087     //Float_t di1d3[3], di20a[3], di1d2[3];                    // for layer 2  
1088     Float_t di108[3];
1089     //Float_t di104[3];                              // for both layers
1090
1091     Float_t ddet1=200.;     // total detector thickness on layer 1 (micron)
1092     Float_t dchip1=200.;    // total chip thickness on layer 1 (micron)
1093   
1094     Float_t ddet2=200.;     // total detector thickness on layer 2 (micron)
1095     Float_t dchip2=200.;    // total chip thickness on layer 2 (micron)
1096
1097     Float_t dbus=300.;      // total bus thickness on both layers (micron)
1098
1099     ddet1 = GetThicknessDet1();
1100     ddet2 = GetThicknessDet2();
1101     dchip1 = GetThicknessChip1();
1102     dchip2 = GetThicknessChip2();    
1103
1104     if(ddet1 < 100. || ddet1 > 300.) {
1105       AliWarning("The detector thickness for layer 1 is outside ");
1106       AliWarning("the range of [100,300] microns. The default value of 200 microns ");
1107       AliWarning("will be used.");
1108         ddet1=200.;
1109     } // end if
1110   
1111     if(ddet2 < 100. || ddet2 > 300.) {
1112       AliWarning("The detector thickness for layer 2 is outside ");
1113       AliWarning("the range of [100,300] microns. The default value of 200 microns ");
1114       AliWarning("will be used.");
1115         ddet2=200.;
1116     }// end if
1117   
1118     if(dchip1 < 100. || dchip1 > 300.) {
1119       AliWarning("The chip thickness for layer 1 is outside");
1120       AliWarning("the range of [100,300] microns. The default value of 200 microns");
1121       AliWarning("will be used.");
1122       dchip1=200.;
1123     }// end if
1124   
1125     if(dchip2 < 100. || dchip2 > 300.) {
1126       AliWarning("The chip thickness for layer 2 is outside");
1127       AliWarning("the range of [100,300] microns. The default value of 200 microns");
1128       AliWarning("will be used");
1129       dchip2=200.;
1130     }// end if
1131
1132     Int_t rails = 1;  // flag for rails (1 --> rails in; 0 --> rails out)
1133
1134     Int_t fluid = 1;  // flag for the cooling fluid (1 --> water; 0 --> freon)
1135                       // This option is maintained for SDD and SSD only
1136                       // For SPD the cooling liquid is C4F10
1137     rails = GetRails();
1138
1139     fluid = GetCoolingFluid();
1140
1141     if(rails != 0 && rails != 1) {
1142       AliWarning("The switch for rails is not set neither");
1143       AliWarning("to 0 (rails out) nor to 1 (rails in). The default value of");
1144       AliWarning("1 (rails in) will be used");
1145       rails=1;
1146     }// end if
1147
1148
1149     AliDebug(1,Form("Detector thickness on layer 1 is set to %f microns",ddet1));
1150     AliDebug(1,Form("Chip thickness on layer 1 is set to %f microns",dchip1));
1151     AliDebug(1,Form("Detector thickness on layer 2 is set to %f microns",ddet2));
1152     AliDebug(1,Form("Chip thickness on layer 2 is set to %f microns",dchip2));
1153     if(rails == 0 ) {
1154       AliDebug(1,"Rails are out.");
1155     } else {
1156       AliDebug(1,"Rails are in.");
1157     }// end if
1158
1159     ddet1  = ddet1*0.0001/2.; // conversion from tot length in um to half in cm
1160     ddet2  = ddet2*0.0001/2.; // conversion from tot length in um to half in cm
1161     dchip1 = dchip1*0.0001/2.;// conversion from tot length in um to half in cm
1162     dchip2 = dchip2*0.0001/2.;// conversion from tot length in um to half in cm
1163     dbus   = dbus*0.0001/2.;  // conversion from tot length in um to half in cm
1164
1165     Float_t deltax, deltay; 
1166
1167     //Int_t thickness = fMinorVersion/10;
1168     //Int_t option    = fMinorVersion - 10*thickness;
1169
1170
1171     // Define some variables for SDD
1172
1173     Float_t sin30, cos30;
1174
1175     // SDD electronics+services main volumes
1176     Float_t iI018dits[3], iI024dits[3], iI047dits[3], iI048dits[3];
1177
1178     // SDD detector ladder
1179
1180     Float_t iI302dits[3], iI402dits[3], iI004dits[3], iI005dits[3];
1181     Float_t ySDDsep = 0.20;
1182     Float_t ySDD;
1183     Int_t   iSDD;
1184     Float_t zSDDlay3[6] = { 18.55, 10.95, 3.70, -3.70,-11.20,-18.35};
1185     Float_t zSDDlay4[8] = { 25.75, 18.60, 11.00, 3.70, -3.70,-11.20,
1186                              -18.45,-26.05};
1187
1188     // ladder foot and end-ladder (frame and cooling)
1189     Float_t iI028dits[3], iI420dits[3], iI421dits[3], iI422dits[6], iI423dits[3];
1190     Float_t iI424dits[3], xI424, yI424;
1191     Float_t iI425dits[3];
1192     Int_t    indI425;
1193     Float_t iI029dits[4], iI030dits[4], iI031dits[3], iI032dits[3];
1194
1195     // SDD ladder frame and cooling
1196     Float_t iSDDCoolPipe[3] = {1.7000, -0.5500, 0.0000};
1197     Float_t iI035dits[3], iI037dits[3], iI038dits[3];
1198     Float_t iI039dits[3], xI039, yI039;
1199     Float_t iI041dits[5];
1200
1201     // SDD hybrid, chips and capacitors
1202     Float_t iI050dits[3], xI050, yI050;
1203     Float_t iI052dits[3], xI052, yI052;
1204     Float_t iI042dits[3], xI042, yI042;
1205     Float_t xI042space = 0.17;
1206     Float_t iI043dits[3], xI043, yI043;
1207     Float_t xI043space = 0.17;
1208     Float_t zchip, zChipSpace;
1209     Float_t iI051dits[3], xI051, yI051, zI051, yI051space, xcap;
1210     Int_t     ichip, icap;
1211
1212     // SDD microcables
1213     Float_t iI044dits[4], xI044, yI044, volI044;
1214     Float_t xHV, yHV, zHV, xLV, yLV, zLV;
1215     Char_t   nameHV[5], nameLV[5];
1216
1217
1218     // Define media off-set
1219   
1220     Int_t *idtmed = fIdtmed->GetArray()-199;
1221
1222   
1223     // Rotation matrices
1224     
1225     // SPD - option 'b' (this is the default)
1226
1227     //if (option == 2) {
1228     if (! AliITSInitGeometry::SPDIsTGeoNative()) {
1229         AliMatrix(idrotm[201],90.0,0.0,90.0,90.0,0.0,0.0);
1230         AliMatrix(idrotm[202],90.0,90.0,90.0,0.0,0.0,0.0);
1231         AliMatrix(idrotm[203],90.0,350.0,90.0,260.0,0.0,0.0);
1232         AliMatrix(idrotm[204],90.0,170.0,90.0,80.0,0.0,0.0);
1233         AliMatrix(idrotm[205],90.0,10.0,90.0,100.0,0.0,0.0);
1234         AliMatrix(idrotm[206],90.0,190.0,90.0,280.0,0.0,0.0);
1235         AliMatrix(idrotm[207],90.0,342.0,90.0,72.0,0.0,0.0);
1236         AliMatrix(idrotm[208],90.0,156.999893,90.0,246.999893,0.0,0.0);
1237         AliMatrix(idrotm[209],90.0,147.999802,90.0,237.999893,0.0,0.0);
1238         AliMatrix(idrotm[210],90.0,138.999802,90.0,228.999802,0.0,0.0);
1239         AliMatrix(idrotm[211],90.0,129.999802,90.0,219.999802,0.0,0.0);
1240         AliMatrix(idrotm[212],90.0,36.7896,90.0,126.789597,0.0,0.0);
1241         AliMatrix(idrotm[213],90.0,343.579712,90.0,73.579697,0.0,0.0);
1242         AliMatrix(idrotm[214],90.0,95.413696,90.0,185.413696,0.0,0.0);
1243         AliMatrix(idrotm[215],90.0,5.4141,90.0,95.414101,0.0,0.0);
1244         AliMatrix(idrotm[216],90.0,318.296906,90.0,48.296902,0.0,0.0);
1245         AliMatrix(idrotm[217],90.0,67.000099,90.0,157.000107,0.0,0.0);
1246         AliMatrix(idrotm[218],90.0,337.003998,90.0,67.003998,0.0,0.0);
1247         AliMatrix(idrotm[219],90.0,247.000305,90.0,337.000305,0.0,0.0);
1248         AliMatrix(idrotm[220],90.0,305.633514,90.0,35.633499,0.0,0.0);
1249
1250         AliMatrix(idrotm[221],90.0,58.000198,90.0,148.000198,0.0,0.0);
1251         AliMatrix(idrotm[222],90.0,327.997101,90.0,57.997101,0.0,0.0);
1252         AliMatrix(idrotm[223],90.0,237.994202,90.0,327.994202,0.0,0.0);
1253         AliMatrix(idrotm[224],90.0,296.627502,90.0,26.627399,0.0,0.0);
1254         AliMatrix(idrotm[225],90.0,48.994099,90.0,138.994095,0.0,0.0);
1255         AliMatrix(idrotm[226],90.0,318.990997,90.0,48.991001,0.0,0.0);
1256         AliMatrix(idrotm[227],90.0,228.988205,90.0,318.98819,0.0,0.0);
1257         AliMatrix(idrotm[228],90.0,287.621399,90.0,17.621401,0.0,0.0);
1258         AliMatrix(idrotm[229],90.0,39.988098,90.0,129.988098,0.0,0.0);
1259         AliMatrix(idrotm[230],90.0,309.984985,90.0,39.985001,0.0,0.0);
1260         AliMatrix(idrotm[231],90.0,327.2612,90.0,57.2612,0.0,0.0);
1261         AliMatrix(idrotm[232],90.0,237.261398,90.0,327.261414,0.0,0.0);
1262         AliMatrix(idrotm[233],90.0,252.000504,90.0,342.000488,0.0,0.0);
1263         AliMatrix(idrotm[234],90.0,71.9991,90.0,161.9991,0.0,0.0);
1264         AliMatrix(idrotm[235],90.0,270.0,90.0,0.0,0.0,0.0);
1265         AliMatrix(idrotm[236],90.0,180.013702,90.0,270.013702,0.0,0.0);
1266         AliMatrix(idrotm[237],90.0,90.0,90.0,180.0,0.0,0.0);
1267         AliMatrix(idrotm[238],90.0,180.0,90.0,270.0,0.0,0.0);
1268         AliMatrix(idrotm[239],90.0,162.0,90.0,252.0,0.0,0.0);
1269         AliMatrix(idrotm[240],90.0,310.0,90.0,40.0,0.0,0.0);
1270         AliMatrix(idrotm[241],90.0,319.0,90.0,49.0,0.0,0.0);
1271         AliMatrix(idrotm[242],90.0,328.0,90.0,58.0,0.0,0.0);
1272         AliMatrix(idrotm[243],90.0,337.0,90.0,67.0,0.0,0.0);
1273         AliMatrix(idrotm[244],90.0,216.0,90.0,306.0,0.0,0.0);
1274         AliMatrix(idrotm[245],90.0,36.0,90.0,126.0,0.0,0.0);
1275         AliMatrix(idrotm[246],90.0,108.0,90.0,198.0,0.0,0.0);
1276         AliMatrix(idrotm[247],90.0,144.0,90.0,234.0,0.0,0.0);
1277         AliMatrix(idrotm[248],90.0,288.0,90.0,18.0,0.0,0.0);
1278         AliMatrix(idrotm[249],90.0,324.0,90.0,54.0,0.0,0.0);  
1279         AliMatrix(idrotm[1003],90.0,73.5,90.0,163.5,0.0,0.0);
1280         AliMatrix(idrotm[1011],90.0,342.0,90.0,72.0,0.0,0.0);
1281         AliMatrix(idrotm[1039],90.0,72.0,90.0,162.0,0.0,0.0);
1282         AliMatrix(idrotm[1043],90.0,66.91,90.0,156.91,0.0,0.0);
1283         AliMatrix(idrotm[1065],90.0,144.0,90.0,234.0,0.0,0.0);
1284         AliMatrix(idrotm[1078],90.0,180.0,90.0,270.0,0.0,0.0);
1285         AliMatrix(idrotm[1088],90.0,57.41,90.0,147.41,0.0,0.0);
1286         AliMatrix(idrotm[1089],90.0,333.0,90.0,63.0,0.0,0.0);
1287         AliMatrix(idrotm[1090],90.0,351.0,90.0,81.0,0.0,0.0);
1288         AliMatrix(idrotm[1091],90.0,216.0,90.0,306.0,0.0,0.0);
1289         AliMatrix(idrotm[1092],90.0,27.0,90.0,117.0,0.0,0.0);
1290         AliMatrix(idrotm[1093],90.0,18.0,90.0,108.0,0.0,0.0);
1291         AliMatrix(idrotm[1094],90.0,9.0,90.0,99.0,0.0,0.0);
1292         AliMatrix(idrotm[1104],90.0,252.0,90.0,342.0,0.0,0.0);
1293         AliMatrix(idrotm[1106],90.0,36.0,90.0,126.0,0.0,0.0);
1294         AliMatrix(idrotm[1107],90.0,108.0,90.0,198.0,0.0,0.0);
1295         AliMatrix(idrotm[1108],90.0,324.0,90.0,54.0,180.0,0.0);
1296         AliMatrix(idrotm[1109],90.0,0.0,90.0,90.0,180.0,0.0);
1297         AliMatrix(idrotm[1110],90.0,36.0,90.0,126.0,180.0,0.0);
1298         AliMatrix(idrotm[1111],90.0,72.0,90.0,162.0,180.0,0.0);
1299         AliMatrix(idrotm[1112],90.0,108.0,90.0,198.0,180.0,0.0);
1300         AliMatrix(idrotm[1113],90.0,144.0,90.0,234.0,180.0,0.0);
1301         AliMatrix(idrotm[1114],90.0,180.0,90.0,270.0,180.0,0.0);
1302         AliMatrix(idrotm[1115],90.0,216.0,90.0,306.0,180.0,0.0);
1303         AliMatrix(idrotm[1116],90.0,252.0,90.0,342.0,180.0,0.0);
1304         AliMatrix(idrotm[1117],90.0,288.0,90.0,18.0,0.0,0.0);
1305         AliMatrix(idrotm[1118],90.0,288.0,90.0,18.0,180.0,0.0);
1306         AliMatrix(idrotm[1130],90.0,324.0,90.0,54.0,0.0,0.0);
1307     }// end if option==2
1308     
1309     // SDD
1310     if (! AliITSInitGeometry::SDDIsTGeoNative()) {
1311     AliMatrix(idrotm[301],0.0,0.0,90.0,90.0,90.0,180.0);  
1312     AliMatrix(idrotm[302],0.0,0.0,90.0,90.0,90.0,0.0);
1313     AliMatrix(idrotm[303],180.0,0.0,90.0,90.0,90.0,0.0); 
1314     AliMatrix(idrotm[304],180.0,0.0,90.0,90.0,90.0,180.0); 
1315     AliMatrix(idrotm[305],90.0,347.14,90.0,77.14,0.0,0.0); 
1316     AliMatrix(idrotm[306],90.0,321.43,90.0,51.43,0.0,0.0); 
1317     AliMatrix(idrotm[307],90.0,295.71,90.0,25.71,0.0,0.0);
1318     AliMatrix(idrotm[308],90.0,244.29,90.0,334.29,0.0,0.0);
1319     AliMatrix(idrotm[309],90.0,218.57,90.0,308.57,0.0,0.0);
1320     AliMatrix(idrotm[310],90.0,167.14,90.0,257.14,0.0,0.0);
1321     AliMatrix(idrotm[311],90.0,141.43,90.0,231.43,0.0,0.0);  
1322     AliMatrix(idrotm[312],90.0,0.0,0.0,0.0,90.0,270.0);
1323     AliMatrix(idrotm[313],90.0,115.71,90.0,205.71,0.0,0.0); 
1324     AliMatrix(idrotm[314],90.0,335.45,90.0,65.45,0.0,0.0); 
1325     AliMatrix(idrotm[315],90.0,319.09,90.0,49.09,0.0,0.0); 
1326     AliMatrix(idrotm[316],90.0,302.73,90.0,32.73,0.0,0.0); 
1327     AliMatrix(idrotm[317],90.0,286.36,90.0,16.36,0.0,0.0);
1328     AliMatrix(idrotm[318],90.0,270.0,90.0,360.0,0.0,0.0);
1329     AliMatrix(idrotm[319],90.0,253.64,90.0,343.64,0.0,0.0);
1330     AliMatrix(idrotm[320],90.0,237.27,90.0,327.27,0.0,0.0);
1331     AliMatrix(idrotm[321],90.0,12.86,90.0,102.86,0.0,0.0);  
1332     AliMatrix(idrotm[322],90.0,220.91,90.0,310.91,0.0,0.0);
1333     AliMatrix(idrotm[323],90.0,204.55,90.0,294.55,0.0,0.0); 
1334     AliMatrix(idrotm[324],90.0,188.18,90.0,278.18,0.0,0.0); 
1335     AliMatrix(idrotm[325],90.0,171.82,90.0,261.82,0.0,0.0); 
1336     AliMatrix(idrotm[326],90.0,155.45,90.0,245.45,0.0,0.0); 
1337     AliMatrix(idrotm[327],90.0,139.09,90.0,229.09,0.0,0.0);
1338     AliMatrix(idrotm[328],90.0,122.73,90.0,212.73,0.0,0.0);
1339     AliMatrix(idrotm[329],90.0,106.36,90.0,196.36,0.0,0.0);
1340     AliMatrix(idrotm[330],90.0,73.64,90.0,163.64,0.0,0.0);    
1341     AliMatrix(idrotm[331],90.0,40.91,90.0,130.91,0.0,0.0);  
1342     AliMatrix(idrotm[332],90.0,24.55,90.0,114.55,0.0,0.0);
1343     AliMatrix(idrotm[333],90.0,38.57,90.0,128.57,0.0,0.0); 
1344     AliMatrix(idrotm[334],90.0,351.82,90.0,81.82,0.0,0.0); 
1345     AliMatrix(idrotm[335],90.0,8.18,90.0,98.18,0.0,0.0); 
1346     AliMatrix(idrotm[336],90.0,64.29,90.0,154.29,0.0,0.0); 
1347     AliMatrix(idrotm[337],111.0,300.0,21.0,300.0,90.0,30.0);
1348     AliMatrix(idrotm[338],69.0,240.0,159.0,240.0,90.0,150.0);
1349     AliMatrix(idrotm[339],111.0,240.0,21.0,240.0,90.0,150.0);
1350     AliMatrix(idrotm[340],69.0,300.0,159.0,300.0,90.0,30.0);  
1351     AliMatrix(idrotm[341],128.0,0.0,38.0,0.0,90.0,270.0);  
1352     AliMatrix(idrotm[342],90.0,240.0,180.0,0.0,90.0,330.);
1353     AliMatrix(idrotm[343],90.0,120.0,180.0,0.0,90.0,210.0); 
1354     AliMatrix(idrotm[344],90.0,0.0,180.0,0.0,90.0,90.0); 
1355     AliMatrix(idrotm[345],90.0,180.0,90.0,90.0,0.0,0.0); 
1356     AliMatrix(idrotm[346],90.0,300.0,90.0,30.0,0.0,0.0); 
1357     AliMatrix(idrotm[347],90.0,240.0,90.0,150.0,0.0,0.0);
1358     AliMatrix(idrotm[348],90.0,180.0,0.0,0.0,90.0,270.0);
1359     AliMatrix(idrotm[349],90.0,235.0,90.0,145.0,0.0,0.0);
1360     AliMatrix(idrotm[350],90.0,90.0,90.0,180.0,0.0,0.0);  
1361     AliMatrix(idrotm[351],90.0,305.0,90.0,35.0,0.0,0.0);  
1362     AliMatrix(idrotm[352],0.0,0.0,90.0,0.0,90.0,90.0);
1363     AliMatrix(idrotm[353],90.0,60.0,90.0,150.0,0.0,0.0); 
1364     AliMatrix(idrotm[354],90.0,120.0,90.0,30.0,0.0,0.0); 
1365     AliMatrix(idrotm[355],90.0,180.0,90.0,90.0,180.0,0.0); 
1366     AliMatrix(idrotm[356],90.0,270.0,90.0,0.0,0.0,0.0); 
1367     AliMatrix(idrotm[366],90.0,57.27,90.0,147.27,0.0,0.0); 
1368     AliMatrix(idrotm[386],90.0,192.86,90.0,282.86,0.0,0.0);
1369     }
1370
1371     // SSD
1372     if (! AliITSInitGeometry::SSDIsTGeoNative()) {
1373     AliMatrix(idrotm[501],90.0,148.24,90.0,238.24,0.0,0.0);
1374     AliMatrix(idrotm[503],90.0,137.65,90.0,227.65,0.0,0.0); 
1375     AliMatrix(idrotm[504],90.0,127.06,90.0,217.06,0.0,0.0);  
1376     AliMatrix(idrotm[505],90.0,116.47,90.0,206.47,0.0,0.0);  
1377     AliMatrix(idrotm[506],90.0,105.88,90.0,195.88,0.0,0.0);  
1378     AliMatrix(idrotm[507],90.0,95.29,90.0,185.29,0.0,0.0);  
1379     AliMatrix(idrotm[508],90.0,84.71,90.0,174.71,0.0,0.0);
1380     AliMatrix(idrotm[509],90.0,74.12,90.0,164.12,0.0,0.0);
1381     AliMatrix(idrotm[510],90.0,63.53,90.0,153.53,0.0,0.0);  
1382     AliMatrix(idrotm[511],90.0,52.94,90.0,142.94,0.0,0.0);
1383     AliMatrix(idrotm[512],90.0,42.35,90.0,132.35,0.0,0.0);
1384     AliMatrix(idrotm[513],90.0,31.76,90.0,121.76,0.0,0.0); 
1385     AliMatrix(idrotm[514],90.0,10.59,90.0,100.59,0.0,0.0);  
1386     AliMatrix(idrotm[515],90.0,349.41,90.0,79.41,0.0,0.0);  
1387     AliMatrix(idrotm[516],90.0,338.82,90.0,68.82,0.0,0.0);  
1388     AliMatrix(idrotm[517],90.0,328.24,90.0,58.24,0.0,0.0);  
1389     AliMatrix(idrotm[518],90.0,317.65,90.0,47.65,0.0,0.0);
1390     AliMatrix(idrotm[519],90.0,307.06,90.0,37.06,0.0,0.0);
1391     AliMatrix(idrotm[520],90.0,296.47,90.0,26.47,0.0,0.0);  
1392     AliMatrix(idrotm[521],90.0,285.88,90.0,15.88,0.0,0.0);
1393     AliMatrix(idrotm[522],90.0,275.29,90.0,5.29,0.0,0.0);
1394     AliMatrix(idrotm[523],90.0,264.71,90.0,354.71,0.0,0.0); 
1395     AliMatrix(idrotm[524],90.0,254.12,90.0,344.12,0.0,0.0);  
1396     AliMatrix(idrotm[525],90.0,243.53,90.0,333.53,0.0,0.0);  
1397     AliMatrix(idrotm[526],90.0,232.94,90.0,322.94,0.0,0.0);  
1398     AliMatrix(idrotm[527],90.0,222.35,90.0,312.35,0.0,0.0);  
1399     AliMatrix(idrotm[528],90.0,211.76,90.0,301.76,0.0,0.0);
1400     AliMatrix(idrotm[529],90.0,190.59,90.0,280.59,0.0,0.0);
1401     AliMatrix(idrotm[530],90.0,169.41,90.0,259.41,0.0,0.0);  
1402     AliMatrix(idrotm[531],90.0,158.82,90.0,248.82,0.0,0.0);
1403     AliMatrix(idrotm[532],90.0,360.0,90.0,90.0,0.0,0.0);
1404     AliMatrix(idrotm[533],90.0,180.0,90.0,270.0,0.0,0.0); 
1405     AliMatrix(idrotm[534],90.0,189.47,90.0,279.47,0.0,0.0);  
1406     AliMatrix(idrotm[535],90.0,198.95,90.0,288.95,0.0,0.0);  
1407     AliMatrix(idrotm[537],90.0,217.89,90.0,307.89,0.0,0.0);  
1408     AliMatrix(idrotm[538],90.0,227.37,90.0,317.37,0.0,0.0);
1409     AliMatrix(idrotm[539],90.0,236.84,90.0,326.84,0.0,0.0);
1410     AliMatrix(idrotm[540],90.0,246.32,90.0,336.32,0.0,0.0);  
1411     AliMatrix(idrotm[541],90.0,255.79,90.0,345.79,0.0,0.0);
1412     AliMatrix(idrotm[542],90.0,265.26,90.0,355.26,0.0,0.0);
1413     AliMatrix(idrotm[543],90.0,274.74,90.0,4.74,0.0,0.0); 
1414     AliMatrix(idrotm[544],90.0,284.21,90.0,14.21,0.0,0.0);  
1415     AliMatrix(idrotm[545],90.0,293.68,90.0,23.68,0.0,0.0);  
1416     AliMatrix(idrotm[546],90.0,303.16,90.0,33.16,0.0,0.0);  
1417     AliMatrix(idrotm[547],90.0,312.63,90.0,42.63,0.0,0.0);  
1418     AliMatrix(idrotm[548],90.0,322.11,90.0,52.11,0.0,0.0);
1419     AliMatrix(idrotm[549],90.0,331.58,90.0,61.58,0.0,0.0);
1420     AliMatrix(idrotm[550],90.0,341.05,90.0,71.05,0.0,0.0);  
1421     AliMatrix(idrotm[551],90.0,350.53,90.0,80.53,0.0,0.0);
1422     AliMatrix(idrotm[552],90.0,9.47,90.0,99.47,0.0,0.0);
1423     AliMatrix(idrotm[553],90.0,18.95,90.0,108.95,0.0,0.0); 
1424     AliMatrix(idrotm[555],90.0,37.89,90.0,127.89,0.0,0.0);  
1425     AliMatrix(idrotm[556],90.0,47.37,90.0,137.37,0.0,0.0);  
1426     AliMatrix(idrotm[557],90.0,56.84,90.0,146.84,0.0,0.0);  
1427     AliMatrix(idrotm[558],90.0,66.32,90.0,156.32,0.0,0.0);
1428     AliMatrix(idrotm[559],90.0,75.79,90.0,165.79,0.0,0.0);
1429     AliMatrix(idrotm[560],90.0,85.26,90.0,175.26,0.0,0.0);  
1430     AliMatrix(idrotm[561],90.0,94.74,90.0,184.74,0.0,0.0);
1431     AliMatrix(idrotm[562],90.0,104.21,90.0,194.21,0.0,0.0);
1432     AliMatrix(idrotm[563],90.0,113.68,90.0,203.68,0.0,0.0); 
1433     AliMatrix(idrotm[564],90.0,123.16,90.0,213.16,0.0,0.0);  
1434     AliMatrix(idrotm[565],90.0,132.63,90.0,222.63,0.0,0.0);  
1435     AliMatrix(idrotm[566],90.0,142.11,90.0,232.11,0.0,0.0);  
1436     AliMatrix(idrotm[567],90.0,151.58,90.0,241.58,0.0,0.0);  
1437     AliMatrix(idrotm[568],90.0,161.05,90.0,251.05,0.0,0.0);
1438     AliMatrix(idrotm[569],90.0,170.53,90.0,260.53,0.0,0.0);
1439     AliMatrix(idrotm[570],90.0,180.0,90.0,90.0,180.0,0.0);  
1440     AliMatrix(idrotm[571],90.0,0.0,0.0,0.0,90.0,270.0);
1441     AliMatrix(idrotm[572],90.0,180.0,0.0,0.0,90.0,270.0);
1442     AliMatrix(idrotm[573],90.0,180.0,90.0,90.0,0.0,0.0); 
1443     AliMatrix(idrotm[575],90.0,120.0,180.0,0.0,90.0,210.0);  
1444     AliMatrix(idrotm[576],65.71,300.0,90.0,30.0,24.29,120.0);  
1445     AliMatrix(idrotm[577],114.29,300.0,90.0,30.0,155.71,120.0);  
1446     AliMatrix(idrotm[579],65.71,240.0,90.0,150.0,24.29,60.0);
1447     AliMatrix(idrotm[580],114.29,240.0,90.0,150.0,155.71,60.0);  
1448     AliMatrix(idrotm[581],90.0,240.0,180.0,0.0,90.0,330.0);
1449     AliMatrix(idrotm[583],90.0,0.0,180.0,0.0,90.0,90.0); 
1450     AliMatrix(idrotm[584],90.0,180.0,180.0,0.0,90.0,90.0);  
1451     AliMatrix(idrotm[586],180.0,0.0,90.0,90.0,90.0,0.0);  
1452     AliMatrix(idrotm[618],90.0,201.18,90.0,291.18,0.0,0.0);
1453     AliMatrix(idrotm[620],90.0,28.42,90.0,118.42,0.0,0.0);  
1454     AliMatrix(idrotm[623],90.0,208.42,90.0,298.42,0.0,0.0);
1455     AliMatrix(idrotm[633],132.46,0.0,90.0,90.0,42.46,360.0);
1456     AliMatrix(idrotm[653],90.0,21.18,90.0,111.18,0.0,0.0);
1457     }
1458
1459     // SDD cone
1460     if (! AliITSInitGeometry::SDDconeIsTGeoNative()) {
1461     AliMatrix(idrotm[846],90.0,300.0,90.0,30.0,0.0,0.0);
1462     AliMatrix(idrotm[851],90.0,305.0,90.0,35.0,0.0,0.0);
1463     AliMatrix(idrotm[853],90.0,60.0,90.0,150.0,0.0,0.0);
1464     AliMatrix(idrotm[856],90.0,0.0,90.0,90.0,180.0,0.0);
1465     AliMatrix(idrotm[857],90.0,5.0,90.0,95.0,180.0,0.0);
1466     AliMatrix(idrotm[858],90.0,65.0,90.0,155.0,180.0,0.0);
1467     AliMatrix(idrotm[859],90.0,305.0,90.0,35.0,180.0,0.0);
1468     AliMatrix(idrotm[860],90.0,245.0,90.0,335.0,180.0,0.0);
1469     AliMatrix(idrotm[861],90.0,185.0,90.0,275.0,180.0,0.0);
1470     AliMatrix(idrotm[862],90.0,125.0,90.0,215.0,180.0,0.0);
1471     AliMatrix(idrotm[863],90.0,257.5,90.0,347.5,180.0,0.0);
1472     AliMatrix(idrotm[864],90.0,227.5,90.0,317.5,180.0,0.0);
1473     AliMatrix(idrotm[865],90.0,197.5,90.0,287.5,180.0,0.0);
1474     AliMatrix(idrotm[867],90.0,167.5,90.0,257.5,180.0,0.0);
1475     AliMatrix(idrotm[868],90.0,287.5,90.0,17.5,0.0,0.0);  
1476     AliMatrix(idrotm[869],90.0,137.5,90.0,227.5,180.0,0.0);
1477     AliMatrix(idrotm[870],90.0,107.5,90.0,197.5,180.0,0.0);
1478     AliMatrix(idrotm[871],90.0,77.5,90.0,167.5,180.0,0.0);
1479     AliMatrix(idrotm[872],90.0,47.5,90.0,137.5,180.0,0.0);
1480     AliMatrix(idrotm[873],90.0,17.5,90.0,107.5,180.0,0.0);
1481     AliMatrix(idrotm[874],90.0,347.5,90.0,77.5,180.0,0.0);
1482     AliMatrix(idrotm[875],90.0,317.5,90.0,47.5,180.0,0.0);
1483     AliMatrix(idrotm[876],90.0,287.5,90.0,17.5,180.0,0.0);
1484     AliMatrix(idrotm[877],90.0,185.0,90.0,275.0,0.0,0.0);
1485     AliMatrix(idrotm[878],90.0,180.0,90.0,270.0,0.0,0.0);  
1486     AliMatrix(idrotm[879],90.0,125.0,90.0,215.0,0.0,0.0);
1487     AliMatrix(idrotm[880],90.0,65.0,90.0,155.0,0.0,0.0);
1488     AliMatrix(idrotm[881],90.0,5.0,90.0,95.0,0.0,0.0);
1489     AliMatrix(idrotm[882],90.0,245.0,90.0,335.0,0.0,0.0);
1490     AliMatrix(idrotm[883],90.0,47.5,90.0,137.5,0.0,0.0);
1491     AliMatrix(idrotm[884],90.0,77.5,90.0,167.5,0.0,0.0);
1492     AliMatrix(idrotm[885],90.0,107.5,90.0,197.5,0.0,0.0);
1493     AliMatrix(idrotm[887],90.0,137.5,90.0,227.5,0.0,0.0);
1494     AliMatrix(idrotm[888],90.0,167.5,90.0,257.5,0.0,0.0);
1495     AliMatrix(idrotm[889],90.0,197.5,90.0,287.5,0.0,0.0);
1496     AliMatrix(idrotm[890],90.0,227.5,90.0,317.5,0.0,0.0);
1497     AliMatrix(idrotm[891],90.0,347.5,90.0,77.5,0.0,0.0);
1498     AliMatrix(idrotm[892],90.0,317.5,90.0,47.5,0.0,0.0);
1499     AliMatrix(idrotm[893],90.0,257.5,90.0,347.5,0.0,0.0);
1500     AliMatrix(idrotm[894],90.0,270.0,0.0,0.0,90.0,180.0);
1501     AliMatrix(idrotm[895],90.0,286.36,0.0,0.0,90.0,196.36);
1502     AliMatrix(idrotm[896],90.0,302.73,0.0,0.0,90.0,212.73);
1503     AliMatrix(idrotm[897],90.0,319.09,0.0,0.0,90.0,229.09);
1504     AliMatrix(idrotm[898],90.0,17.5,90.0,107.5,0.0,0.0);
1505     AliMatrix(idrotm[899],90.0,335.45,0.0,0.0,90.0,245.45);
1506     AliMatrix(idrotm[900],90.0,351.82,0.0,0.0,90.0,261.82);
1507     AliMatrix(idrotm[901],90.0,8.18,0.0,0.0,90.0,278.18);
1508     AliMatrix(idrotm[902],90.0,24.55,0.0,0.0,90.0,294.55);
1509     AliMatrix(idrotm[903],90.0,40.91,0.0,0.0,90.0,310.91);
1510     AliMatrix(idrotm[904],90.0,57.27,0.0,0.0,90.0,327.27);
1511     AliMatrix(idrotm[905],90.0,73.64,0.0,0.0,90.0,343.64);
1512     AliMatrix(idrotm[906],90.0,90.0,0.0,0.0,90.0,360.0);
1513     AliMatrix(idrotm[907],90.0,106.36,0.0,0.0,90.0,16.36);
1514     AliMatrix(idrotm[908],90.0,122.73,0.0,0.0,90.0,32.73);
1515     AliMatrix(idrotm[909],90.0,139.09,0.0,0.0,90.0,49.09);
1516     AliMatrix(idrotm[910],90.0,155.45,0.0,0.0,90.0,65.45);
1517     AliMatrix(idrotm[911],90.0,171.82,0.0,0.0,90.0,81.82);
1518     AliMatrix(idrotm[912],90.0,188.18,0.0,0.0,90.0,98.18);
1519     AliMatrix(idrotm[913],90.0,204.55,0.0,0.0,90.0,114.55);
1520     AliMatrix(idrotm[914],90.0,220.91,0.0,0.0,90.0,130.91);
1521     AliMatrix(idrotm[915],90.0,237.27,0.0,0.0,90.0,147.27);
1522     AliMatrix(idrotm[916],90.0,253.64,0.0,0.0,90.0,163.64);
1523     AliMatrix(idrotm[917],90.0,295.71,0.0,0.0,90.0,205.71);
1524     AliMatrix(idrotm[918],90.0,321.43,0.0,0.0,90.0,231.43);
1525     AliMatrix(idrotm[919],90.0,347.14,0.0,0.0,90.0,257.14);
1526     AliMatrix(idrotm[920],90.0,12.86,0.0,0.0,90.0,282.86);
1527     AliMatrix(idrotm[921],90.0,38.57,0.0,0.0,90.0,308.57);
1528     AliMatrix(idrotm[922],90.0,64.29,0.0,0.0,90.0,334.29);
1529     AliMatrix(idrotm[923],90.0,115.71,0.0,0.0,90.0,25.71);
1530     AliMatrix(idrotm[924],90.0,141.43,0.0,0.0,90.0,51.43);
1531     AliMatrix(idrotm[925],90.0,167.14,0.0,0.0,90.0,77.14);
1532     AliMatrix(idrotm[926],90.0,192.86,0.0,0.0,90.0,102.86);
1533     AliMatrix(idrotm[927],90.0,218.57,0.0,0.0,90.0,128.57);
1534     AliMatrix(idrotm[928],90.0,244.29,0.0,0.0,90.0,154.29);
1535     AliMatrix(idrotm[929],90.0,120.0,90.0,210.0,0.0,0.0);
1536     AliMatrix(idrotm[930],90.0,240.0,90.0,330.0,0.0,0.0);
1537     AliMatrix(idrotm[931],90.0,60.0,90.0,150.0,180.0,0.0);
1538     AliMatrix(idrotm[932],90.0,120.0,90.0,210.0,180.0,0.0);
1539     AliMatrix(idrotm[933],90.0,180.0,90.0,270.0,180.0,0.0);
1540     AliMatrix(idrotm[934],90.0,240.0,90.0,330.0,180.0,0.0);
1541     AliMatrix(idrotm[935],90.0,300.0,90.0,30.0,180.0,0.0);
1542     }
1543
1544     // SSD cone
1545     if (! AliITSInitGeometry::SSDconeIsTGeoNative()) {
1546     AliMatrix(idrotm[701],90.0,0.0,90.0,90.0,180.0,0.0);
1547     AliMatrix(idrotm[702],90.0,347.5,90.0,77.5,180.0,0.0);
1548     AliMatrix(idrotm[703],90.0,17.5,90.0,107.5,180.0,0.0);
1549     AliMatrix(idrotm[704],90.0,47.5,90.0,137.5,180.0,0.0);
1550     AliMatrix(idrotm[705],90.0,77.5,90.0,167.5,180.0,0.0);
1551     AliMatrix(idrotm[706],90.0,107.5,90.0,197.5,180.0,0.0);
1552     AliMatrix(idrotm[707],90.0,137.5,90.0,227.5,180.0,0.0);
1553     AliMatrix(idrotm[708],90.0,167.5,90.0,257.5,180.0,0.0);
1554     AliMatrix(idrotm[709],90.0,197.5,90.0,287.5,180.0,0.0);
1555     AliMatrix(idrotm[710],90.0,227.5,90.0,317.5,180.0,0.0);
1556     AliMatrix(idrotm[711],90.0,257.5,90.0,347.5,180.0,0.0);
1557     AliMatrix(idrotm[712],90.0,287.5,90.0,17.5,180.0,0.0);
1558     AliMatrix(idrotm[713],90.0,317.5,90.0,47.5,180.0,0.0);
1559     AliMatrix(idrotm[714],90.0,328.4,90.0,58.4,180.0,0.0);
1560     AliMatrix(idrotm[715],90.0,28.4,90.0,118.4,180.0,0.0);
1561     AliMatrix(idrotm[716],90.0,88.4,90.0,178.4,180.0,0.0);
1562     AliMatrix(idrotm[717],90.0,148.4,90.0,238.4,180.0,0.0);
1563     AliMatrix(idrotm[718],90.0,208.4,90.0,298.4,180.0,0.0);
1564     AliMatrix(idrotm[719],90.0,268.4,90.0,358.4,180.0,0.0);
1565     AliMatrix(idrotm[720],90.0,28.4,90.0,118.4,0.0,0.0);
1566     AliMatrix(idrotm[721],90.0,88.4,90.0,178.4,0.0,0.0);
1567     AliMatrix(idrotm[722],90.0,148.4,90.0,238.4,0.0,0.0);
1568     AliMatrix(idrotm[723],90.0,208.4,90.0,298.4,0.0,0.0);
1569     AliMatrix(idrotm[724],90.0,268.4,90.0,358.4,0.0,0.0);
1570     AliMatrix(idrotm[725],90.0,328.4,90.0,58.4,0.0,0.0);
1571     AliMatrix(idrotm[726],90.0,77.5,90.0,167.5,0.0,0.0);
1572     AliMatrix(idrotm[727],90.0,107.5,90.0,197.5,0.0,0.0);
1573     AliMatrix(idrotm[728],90.0,137.5,90.0,227.5,0.0,0.0);
1574     AliMatrix(idrotm[729],90.0,167.5,90.0,257.5,0.0,0.0);
1575     AliMatrix(idrotm[730],90.0,227.5,90.0,317.5,0.0,0.0);
1576     AliMatrix(idrotm[731],90.0,257.5,90.0,347.5,0.0,0.0);
1577     AliMatrix(idrotm[732],90.0,317.5,90.0,47.5,0.0,0.0);  
1578     AliMatrix(idrotm[733],90.0,197.5,90.0,287.5,0.0,0.0);
1579     AliMatrix(idrotm[734],90.0,347.5,90.0,77.5,0.0,0.0);
1580     AliMatrix(idrotm[735],90.0,47.5,90.0,137.5,0.0,0.0);
1581     AliMatrix(idrotm[768],90.0,287.5,90.0,17.5,0.0,0.0);
1582     AliMatrix(idrotm[798],90.0,17.5,90.0,107.5,0.0,0.0);
1583     }
1584
1585     // Services
1586     AliMatrix(idrotm[200], 90., 0., 90., 90., 180., 0.);
1587
1588     // New reference frame: z--->  -z;   x ---> -x;   y ---> y
1589     AliMatrix(idrotm[199], 90.,180., 90.,90., 180.,0.);
1590
1591     //     CONVERT INTO CM (RL(SI)=9.36 CM)
1592     for (i = 0; i < 6; ++i) {
1593         drl[i] = drl[i] / 100. * 9.36;
1594     } // end for i
1595
1596     //     FIELD CAGE HALF LENGTH
1597     rlim  = 50.;
1598     zmax  = 74.;
1599     ztpc = 284.;
1600     // --- Define ghost volume containing the whole ITS (including services) 
1601     //     and fill it with air
1602     dgh[0] = 0.;
1603     dgh[1] = 360.;
1604     dgh[2] = 16.;
1605     dgh[3] = -ztpc-5.-0.1;
1606     dgh[4] = 46;   
1607     dgh[5] = 85.;
1608     dgh[6] = -ztpc;
1609     dgh[7] = 46;   
1610     dgh[8] = 85.;
1611     dgh[9] = -ztpc;
1612     dgh[10] = 46;  
1613     dgh[11] = rlim+7.5;
1614     dgh[12] = -97.5;
1615     dgh[13] = 46;  
1616     dgh[14] = rlim+7.5;
1617     dgh[15] = -zmax;
1618     dgh[16] = 46;  
1619     dgh[17] = rlim+7.5;
1620     dgh[18] = -48;   
1621     dgh[19] = 6;
1622     dgh[20] = rlim+7.5;
1623     dgh[21] = -28.6;   
1624     dgh[22] = 6;
1625     dgh[23] = rlim+7.5;    
1626     dgh[24] = -27.6;  
1627     dgh[25] = 3.295;
1628     dgh[26] = rlim+7.5; 
1629     dgh[27] = 27.6;   
1630     dgh[28] = 3.295;
1631     dgh[29] = rlim+7.5;
1632     dgh[30] = 28.6;   
1633     dgh[31] = 6;
1634     dgh[32] = rlim+7.5;
1635     dgh[33] = 48;   
1636     dgh[34] = 6;
1637     dgh[35] = rlim+7.5;  
1638     dgh[36] = zmax;
1639     dgh[37] = 46;
1640     dgh[38] = rlim+7.5;
1641     dgh[39] = 97.5;
1642     dgh[40] = 46;  
1643     dgh[41] = rlim+7.5;
1644     dgh[42] = ztpc;
1645     dgh[43] = 62;     
1646     dgh[44] = 62+4.;  
1647     dgh[45] = ztpc;
1648     dgh[46] = 62;     
1649     dgh[47] = 85.;
1650     dgh[48] = ztpc+4.+0.1;
1651     dgh[49] = 62.0;//62.4;
1652     dgh[50] = 85.;
1653 //    gMC->Gsvolu("ITSV", "PCON", idtmed[205], dgh, 51);
1654     new TGeoVolumeAssembly("ITSV");
1655
1656     // --- Place the ghost volume in its mother volume (ALIC) and make it 
1657     //     invisible
1658     //    gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY");
1659     //gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., idrotm[199], "MANY");
1660     //gMC->Gsatt("ITSV", "SEEN", 0);
1661
1662     //gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "MANY"); //=== LG
1663     gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY"); //=== LG
1664
1665
1666     // --- Define ghost volume containing the six layers and fill it with air 
1667   
1668 //     dgh[0] = 0.;
1669 //     dgh[1] = 360.;
1670 //     dgh[2] = 8.;
1671 //     dgh[3] = -zmax;  
1672 //     dgh[4] = 46.;
1673 //     dgh[5] = rlim;
1674 //     dgh[6] = -47.5;    
1675 //     dgh[7] = 6.005;
1676 //     dgh[8] = rlim;
1677 //     dgh[9] = -28.5;    
1678 //     dgh[10] = 6.005;
1679 //     dgh[11] = rlim;  
1680 //     dgh[12] = -27.5;   
1681 //     dgh[13] = 3.3;
1682 //     dgh[14] = rlim;
1683 //     dgh[15] = 27.5;    
1684 //     dgh[16] = 3.3;
1685 //     dgh[17] = rlim;
1686 //     dgh[18] = 28.5;    
1687 //     dgh[19] = 6.005;
1688 //     dgh[20] = rlim;
1689 //     dgh[21] = 47.5;    
1690 //     dgh[22] = 6.005;
1691 //     dgh[23] = rlim;
1692 //     dgh[24] = zmax;    
1693 //     dgh[25] = 46.;
1694 //     dgh[26] = rlim;
1695 //     gMC->Gsvolu("ITSD", "PCON", idtmed[205], dgh, 27);
1696
1697     // --- Place the ghost volume in its mother volume (ITSV) and make it 
1698     //     invisible
1699     //gMC->Gspos("ITSD", 1, "ITSV", 0., 0., 0., 0, "ONLY");
1700     //gMC->Gsatt("ITSD", "SEEN", 0);
1701
1702     //======================================================================
1703     // Let's make ITSD an assembly, because we can then add the new geometry
1704     // inside this volume without belonging to it.
1705     //
1706     // The 180° rotation (which was done for switching from the old
1707     // coordinate system to the new one) is applied on ITSD, not ITSV,
1708     // because ITSV will also contain the new geometry.
1709     // LG
1710     //======================================================================
1711
1712     //TGeoVolumeAssembly *dITS = new TGeoVolumeAssembly("ITSD");
1713     if (! AliITSInitGeometry::SPDshieldIsTGeoNative() ||
1714         ! AliITSInitGeometry::SPDIsTGeoNative()       ||
1715         ! AliITSInitGeometry::SDDIsTGeoNative()       ||
1716         ! AliITSInitGeometry::SSDIsTGeoNative()       ||
1717         ! AliITSInitGeometry::SDDconeIsTGeoNative()   ||
1718         ! AliITSInitGeometry::SSDconeIsTGeoNative()   ) {
1719     new TGeoVolumeAssembly("ITSD");
1720     gMC->Gspos("ITSD", 1, "ITSV", 0., 0., 0., idrotm[199], "ONLY");
1721     }
1722
1723   // --- Define SPD (option 'b') volumes ----------------------------
1724   
1725   // SPD - option 'b' 
1726   // (this is the default)
1727
1728   //if (option == 2) {
1729   if (! AliITSInitGeometry::SPDIsTGeoNative()) {
1730   
1731      dits[0] = 3.7;
1732      dits[1] = 7.75;
1733      dits[2] = 26.1;
1734      gMC->Gsvolu("IT12", "TUBE", idtmed[254], dits, 3);   
1735
1736      dits[0] = 3.7;
1737      dits[1] = 7.7;
1738      dits[2] = 24;
1739      dits[3] = 57;
1740      dits[4] = 100;
1741      gMC->Gsvolu("I12B", "TUBS", idtmed[254], dits, 5);   // sector
1742
1743      di10b[0] = 0.843;
1744      di10b[1] = ddet1+dchip1+dbus+0.0025;  
1745      di10b[2] = 19.344;
1746      gMC->Gsvolu("I10B", "BOX ", idtmed[254], di10b, 3);   // mother volume 
1747                                                                 // on layer 1
1748
1749      di20b[0] = 0.843;
1750      di20b[1] = ddet2+dchip2+dbus+0.0025;   
1751      di20b[2] = 19.344;
1752      gMC->Gsvolu("I20B", "BOX ", idtmed[254], di20b, 3);   // mother volume
1753                                                                 // layer 2
1754
1755      dits[0] = 1.3673;
1756      dits[1] = 0.01;
1757      dits[2] = 24;
1758      gMC->Gsvolu("I123", "BOX ", idtmed[253], dits, 3);
1759
1760      dits[0] = 0.06;
1761      dits[1] = 0.08;
1762      dits[2] = 24;
1763      dits[3] = -36.79;
1764      dits[4] = 21.834;
1765      gMC->Gsvolu("I121", "TUBS", idtmed[253], dits, 5);  
1766
1767      dits[0] = 0.1253;
1768      dits[1] = 0.01;
1769      dits[2] = 24;
1770      gMC->Gsvolu("I122", "BOX ", idtmed[253], dits, 3);  
1771
1772      dits[0] = 0.04;
1773      dits[1] = 0.06 ;
1774      dits[2] = 24;
1775      dits[3] = 126.79;
1776      dits[4] = 270;
1777      gMC->Gsvolu("I120", "TUBS", idtmed[253], dits, 5);  
1778
1779      dits[0] = 0.1134;
1780      dits[1] = 0.01;
1781      dits[2] = 24;
1782      gMC->Gsvolu("I144", "BOX ", idtmed[253], dits, 3);  
1783
1784      dits[0] = 0.25;
1785      dits[1] = 0.06;
1786      dits[2] = 24;
1787      gMC->Gsvolu("I113", "BOX ", idtmed[254], dits, 3);  
1788
1789      dits[0] = 0.077;
1790      dits[1] = 0.01;
1791      dits[2] = 24;
1792      gMC->Gsvolu("I143", "BOX ", idtmed[253], dits, 3);   
1793
1794      dits[0] = 0.04;
1795      dits[1] = 0.06;
1796      dits[2] = 24;
1797      dits[3] = 0;
1798      dits[4] = 90;
1799      gMC->Gsvolu("I142", "TUBS", idtmed[253], dits, 5); 
1800
1801      dits[0] = 0.0695;
1802      dits[1] = 0.01;
1803      dits[2] = 24;
1804      gMC->Gsvolu("I141", "BOX ", idtmed[253], dits, 3);  
1805
1806      dits[0] = 0.06;
1807      dits[1] = 0.08;
1808      dits[2] = 24;
1809      dits[3] = 0;
1810      dits[4] = 108;
1811      gMC->Gsvolu("I140", "TUBS", idtmed[253], dits, 5);  
1812
1813      dits[0] = 0.1835;
1814      dits[1] = 0.01;
1815      dits[2] = 24;
1816      gMC->Gsvolu("I139", "BOX ", idtmed[253], dits, 3);
1817
1818      dits[0] = 0.1894 ;
1819      dits[1] = 0.01;
1820      dits[2] = 24;
1821      gMC->Gsvolu("I138", "BOX ", idtmed[253], dits, 3);  
1822
1823      dits[0] = 0.04;
1824      dits[1] = 0.06;
1825      dits[2] = 24;
1826      dits[3] = 0;
1827      dits[4] = 75.261;
1828      gMC->Gsvolu("I137", "TUBS", idtmed[253], dits, 5);  
1829
1830      dits[0] = 1.3401;
1831      dits[1] = 0.01;
1832      dits[2] = 24;
1833      gMC->Gsvolu("I136", "BOX ", idtmed[253], dits, 3);  
1834
1835      dits[0] = 0.05;
1836      dits[1] = 0.07;
1837      dits[2] = 24;
1838      dits[3] = 0;
1839      dits[4] = 72.739;
1840      gMC->Gsvolu("I135", "TUBS", idtmed[253], dits, 5);  
1841
1842      dits[0] = 0.1193;
1843      dits[1] = 0.01;
1844      dits[2] = 24;
1845      gMC->Gsvolu("I134", "BOX ", idtmed[253], dits, 3);    
1846
1847      dits[0] = 0.163;
1848      dits[1] = 0.01;
1849      dits[2] = 24;
1850      gMC->Gsvolu("I133", "BOX ", idtmed[253], dits, 3);   
1851
1852      dits[0] = 0.04;
1853      dits[1] = 0.06;
1854      dits[2] = 24;
1855      dits[3] = 0;
1856      dits[4] = 157.633;
1857      gMC->Gsvolu("I132", "TUBS", idtmed[253], dits, 5); 
1858
1859      dits[0] = 0.2497;
1860      dits[1] = 0.01;
1861      dits[2] = 24;
1862      gMC->Gsvolu("I131", "BOX ", idtmed[253], dits, 3); 
1863
1864      dits[0] = 0.06;
1865      dits[1] = 0.08;
1866      dits[2] = 24;
1867      dits[3] = 0;
1868      dits[4] = 148.633;
1869      gMC->Gsvolu("I130", "TUBS", idtmed[253], dits, 5); 
1870
1871      dits[0] = 0.292;
1872      dits[1] = 0.01;
1873      dits[2] = 24;
1874      gMC->Gsvolu("I129", "BOX ", idtmed[253], dits, 3);  
1875
1876      dits[0] = 0.163;
1877      dits[1] = 0.01;
1878      dits[2] = 24;
1879      gMC->Gsvolu("I128", "BOX ", idtmed[253], dits, 3);  
1880
1881      dits[0] = 0.04;
1882      dits[1] = 0.06;
1883      dits[2] = 24;
1884      dits[3] = 0;
1885      dits[4] = 161.297;
1886      gMC->Gsvolu("I126", "TUBS", idtmed[253], dits, 5);
1887
1888      dits[0] = 0.2433;
1889      dits[1] = 0.01;
1890      dits[2] = 24;
1891      gMC->Gsvolu("I125", "BOX ", idtmed[253], dits, 3);  
1892
1893      dits[0] = 0.06;
1894      dits[1] = 0.08;
1895      dits[2] = 24;
1896      dits[3] = 0;
1897      dits[4] = 42.883;
1898      gMC->Gsvolu("I124", "TUBS", idtmed[253], dits, 5);  
1899
1900      dits[0] = 0.793;
1901      dits[1] = ddet1+dchip1+dbus+0.0025; 
1902      dits[2] = 2.5;
1903      gMC->Gsvolu("I105", "BOX ", idtmed[290], dits, 3);  
1904
1905      di107[0] = 0.793;
1906      di107[1] = ddet1+dchip1;
1907      di107[2] = 3.536;
1908      gMC->Gsvolu("I107", "BOX ", idtmed[254], di107, 3); // contains det and chip   
1909                                                          // layer 1
1910      dits[0] = 0.705;
1911      dits[1] = 0.01;
1912      dits[2] = 2.5;
1913      gMC->Gsvolu("I109", "BOX ", idtmed[275], dits, 3);  
1914
1915      di108[0] = 0.705;
1916      di108[1] = dbus;
1917      di108[2] = 14.344;
1918      gMC->Gsvolu("I108", "BOX ", idtmed[275], di108, 3); // bus for both layers 
1919
1920      di1d7[0] = 0.7975;
1921      di1d7[1] = ddet2+dchip2;   
1922      di1d7[2] = 3.536;
1923      gMC->Gsvolu("I1D7", "BOX ", idtmed[254], di1d7, 3); // contains det and chip
1924                                                          // layer 2
1925      dits[0] = 0.06;
1926      dits[1] = 0.08;
1927      dits[2] = 24;
1928      dits[3] = 0;
1929      dits[4] = 80;
1930      gMC->Gsvolu("I112", "TUBS", idtmed[253], dits, 5);  
1931
1932      dits[0] = 0.04;
1933      dits[1] = 0.06;
1934      dits[2] = 24;
1935      dits[3] = 0;
1936      dits[4] = 80;
1937      gMC->Gsvolu("I111", "TUBS", idtmed[253], dits, 5);  
1938
1939      dits[0] = 0.15;
1940      dits[1] = 0.0146;
1941      dits[2] = 24;
1942      gMC->Gsvolu("I118", "BOX ", idtmed[273], dits, 3);  
1943
1944      dits[0] = 0.1315;
1945      dits[1] = 0.01;
1946      dits[2] = 24;
1947      gMC->Gsvolu("I110", "BOX ", idtmed[253], dits, 3);  
1948
1949      dits[0] = 0.025;
1950      dits[1] = 0.035;
1951      dits[2] = 24;
1952      dits[3] = 0;
1953      dits[4] = 180;
1954      gMC->Gsvolu("I114", "TUBS", idtmed[264], dits, 5);  
1955
1956      dits[0] = 0;
1957      dits[1] = 0.025;
1958      dits[2] = 24;
1959      dits[3] = 0;
1960      dits[4] = 180;
1961      gMC->Gsvolu("I115", "TUBS", idtmed[211], dits, 5);  // set freon as cooling fluid
1962      
1963      
1964      dits[0] = 0.063;
1965      dits[1] = 0.035;
1966      dits[2] = 24;
1967      gMC->Gsvolu("I116", "BOX ", idtmed[264], dits, 3); 
1968
1969      di106[0] = 0.7975;
1970      di106[1] = dchip1;   
1971      di106[2] = 0.68;
1972      gMC->Gsvolu("I106", "BOX ", idtmed[201], di106, 3);   // chip layer 1
1973
1974      di1d6[0] = 0.7975;
1975      di1d6[1] = dchip2;   
1976      di1d6[2] = 0.68;
1977      gMC->Gsvolu("I1D6", "BOX ", idtmed[201], di1d6, 3);   // chip layer 2
1978
1979      di101[0] = 0.705;
1980      di101[1] = ddet1;
1981      di101[2] = 3.536;
1982      gMC->Gsvolu("I101", "BOX ", idtmed[250], di101, 3);  // contains detector
1983                                                           // layer 1
1984      di1d1[0] = 0.705;
1985      di1d1[1] = ddet2;   
1986      di1d1[2] = 3.536;
1987      gMC->Gsvolu("I1D1", "BOX ", idtmed[250], di1d1, 3);  // contains detector
1988                                                           // layer 2
1989    
1990
1991      dits[0] = 0.063;
1992      dits[1] = 0.025;
1993      dits[2] = 24;
1994      gMC->Gsvolu("I117", "BOX ", idtmed[211], dits, 3); // set freon as cooling fluid
1995     
1996
1997      dits1[0] = 0.64;
1998      dits1[1] = ddet1;
1999      dits1[2] = 3.48;
2000      gMC->Gsvolu("ITS1", "BOX ", idtmed[200], dits1, 3);   // detector layer 1
2001
2002      dits2[0] = 0.64;
2003      dits2[1] = ddet2;  
2004      dits2[2] = 3.48;
2005      gMC->Gsvolu("ITS2", "BOX ", idtmed[200], dits2, 3);   // detector layer 2
2006
2007      dits[0] = 3.701;
2008      dits[1] = 7.699;
2009      dits[2] = 4;
2010      dits[3] = 57.1;
2011      dits[4] = 99.9;  
2012      gMC->Gsvolu("I650", "TUBS", idtmed[254], dits, 5);  // was I150 in old geom.
2013
2014      dits[0] = 3.7;
2015      dits[1] = 7.75;
2016      dits[2] = 0.05;
2017      gMC->Gsvolu("I651", "TUBE", idtmed[296], dits, 3);  // services disk
2018  
2019      dits[0] = 0;
2020      dits[1] = 0.5;
2021      dits[2] = 1.5;
2022      gMC->Gsvolu("I676", "TUBE", idtmed[274], dits, 3); // was I176 in old geom.
2023
2024      dits[0] = 0;
2025      dits[1] = 0.18;
2026      dits[2] = 0.8;
2027      gMC->Gsvolu("I673", "TUBE", idtmed[274], dits, 3); // was I173 in old geom.
2028
2029      dits[0] = 0;
2030      dits[1] = 0.18;
2031      dits[2] = 3;
2032      gMC->Gsvolu("I671", "TUBE", idtmed[274], dits, 3); // was I171 in old geom.
2033
2034      dits[0] = 0;
2035      dits[1] = 0.075;
2036      dits[2] = 0.8;
2037      gMC->Gsvolu("I669", "TUBE", idtmed[264], dits, 3); // was I169 in old geom.
2038
2039      dits[0] = 3.5;
2040      dits[1] = 5.6;
2041      dits[2] = 0.55;
2042      dits[3] = 0;
2043      dits[4] = 38;
2044      gMC->Gsvolu("I667", "TUBS", idtmed[263], dits, 5); // was I167 in old geom.
2045
2046      dits[0] = 6.6;
2047      dits[1] = 7.6;
2048      dits[2] = 0.5;
2049      dits[3] = 0;
2050      dits[4] = 9;
2051      gMC->Gsvolu("I666", "TUBS", idtmed[263], dits, 5); // was I166 in old geom.
2052
2053      dits[0] = 0.26;
2054      dits[1] = 0.32;
2055      dits[2] = 0.55;
2056      gMC->Gsvolu("I678", "TUBE", idtmed[263], dits, 3); // was I178 in old geom.
2057
2058      dits[0] = 0;
2059      dits[1] = 0.3;
2060      dits[2] = 1.5;
2061      gMC->Gsvolu("I677", "TUBE", idtmed[211], dits, 3); //set freon as cooling fluid
2062      // was I177 in old geom.     
2063      
2064      dits[0] = 0.07;
2065      dits[1] = 0.125;
2066      dits[2] = 0.3;
2067      gMC->Gsvolu("I675", "TUBE", idtmed[263], dits, 3); // was I175 in old geom.
2068
2069
2070      dits[0] = 0;
2071      dits[1] = 0.1;
2072      dits[2] = 0.8;
2073      gMC->Gsvolu("I674", "TUBE", idtmed[211], dits, 3); //set freon as cooling fluid
2074      // was I174 in old geom.     
2075      
2076      
2077
2078      dits[0] = 0;
2079      dits[1] = 0.1;
2080      dits[2] = 3;
2081      gMC->Gsvolu("I672", "TUBE", idtmed[211], dits, 3); //set freon as cooling fluid
2082      // was I172 in old geom.     
2083      
2084
2085      dits[0] = 0;
2086      dits[1] = 0.0746;
2087      dits[2] = 0.8;
2088      gMC->Gsvolu("I670", "TUBE", idtmed[211], dits, 3); //set freon as cooling fluid
2089      // was I170 in old geom.     
2090
2091      dits[0] = 3.7;
2092      dits[1] = 5.4;
2093      dits[2] = 0.35;
2094      dits[3] = 2;
2095      dits[4] = 36;
2096      gMC->Gsvolu("I668", "TUBS", idtmed[211], dits, 5); //set freon as cooling fluid
2097      // was I168 in old geom.     
2098
2099   }
2100
2101   // --- Define SDD volumes ------------------------------------------
2102
2103   cos30 = cos(30.*3.14159/180.);
2104   sin30 = sin(30.*3.14159/180.);
2105
2106   if (! AliITSInitGeometry::SDDIsTGeoNative()) {
2107
2108   Double_t maxRadius = 28.5;  
2109   dits[0] = 0;
2110   dits[1] = 360;
2111   dits[2] = 6;
2112   dits[3] = -34.6; 
2113   dits[4] = 23.49;
2114   dits[5] = maxRadius;
2115   dits[6] = -27.35; 
2116   dits[7] = 23.49;
2117   dits[8] = maxRadius;
2118   dits[9] = -27.35;  
2119   dits[10] = 14.59; 
2120   dits[11] = maxRadius;
2121   dits[12] = 27.35;   
2122   dits[13] = 14.59;
2123   dits[14] = maxRadius;
2124   dits[15] = 27.35;    
2125   dits[16] = 23.49;
2126   dits[17] = maxRadius;
2127   dits[18] = 34.6;  
2128   dits[19] = 23.49;
2129   dits[20] = maxRadius;
2130   gMC->Gsvolu("IT34", "PCON", idtmed[209], dits, 21);  
2131
2132   // block of the SDD electronics and related ladder frame 
2133   iI018dits[0] = 3.2;
2134   iI018dits[1] = 2;
2135   iI018dits[2] = 3.65;
2136   gMC->Gsvolu("I018", "BOX ", idtmed[209], iI018dits, 3);  
2137
2138   // block of the SDD end ladder 
2139   iI024dits[0] = 3.2;
2140   iI024dits[1] = 2;
2141   iI024dits[2] = 2.725;
2142   gMC->Gsvolu("I024", "BOX ", idtmed[209], iI024dits, 3);  
2143
2144   // ladder frame of layer 3 - F.T. March,7-2001
2145   iI047dits[0] = iI018dits[0];
2146   iI047dits[1] = iI018dits[1];
2147   iI047dits[2] = 6*iI018dits[2] + 2*iI024dits[2]; 
2148   gMC->Gsvolu("I047", "BOX ", idtmed[209], iI047dits, 3);  
2149
2150   // ladder frame of layer 4 - F.T. March,7-2001
2151   iI048dits[0] = iI018dits[0];
2152   iI048dits[1] = iI018dits[1];
2153   iI048dits[2] = 8*iI018dits[2] + 2*iI024dits[2]; 
2154   gMC->Gsvolu("I048", "BOX ", idtmed[209], iI048dits, 3);  
2155
2156
2157   // global SDD volume (sensitive + insensitive) 
2158   iI302dits[0] = 3.6250;
2159   iI302dits[1] = 0.0150;
2160   iI302dits[2] = 4.3794;
2161   gMC->Gsvolu("I302", "BOX ", idtmed[278], iI302dits, 3);
2162
2163   // Like for I302 - F.T. March,7-2001
2164   iI402dits[0] = 3.6250;
2165   iI402dits[1] = 0.0150;
2166   iI402dits[2] = 4.3794;
2167   gMC->Gsvolu("I402", "BOX ", idtmed[278], iI402dits, 3);  
2168
2169   // SDD ladder of layer 3 - F.T. March,7-2001
2170   iI004dits[0] = iI302dits[0]+0.005;
2171   iI004dits[1] = 2*iI302dits[1]+ySDDsep/2.;
2172   iI004dits[2] = TMath::Abs(zSDDlay3[0]);
2173   if (iI004dits[2] < TMath::Abs(zSDDlay3[5])) {
2174     iI004dits[2] = TMath::Abs(zSDDlay3[5]);
2175   }
2176   iI004dits[2] = iI004dits[2] + iI302dits[2];
2177   gMC->Gsvolu("I004", "BOX ", idtmed[209], iI004dits, 3);  
2178
2179   // SDD ladder of layer 4 - F.T. March,7-2001
2180   iI005dits[0] = iI402dits[0]+0.005;
2181   iI005dits[1] = 2*iI402dits[1]+ySDDsep/2.;
2182   iI005dits[2] = TMath::Abs(zSDDlay4[0]);
2183   if (iI005dits[2] < TMath::Abs(zSDDlay4[7])) {
2184     iI005dits[2] = TMath::Abs(zSDDlay4[7]);
2185   }
2186   iI005dits[2] = iI005dits[2] + iI402dits[2];
2187   gMC->Gsvolu("I005", "BOX ", idtmed[209], iI005dits, 3);  
2188
2189
2190   // -- block of the SDD ladder foot and end ladder
2191
2192   // ladder foot mother volume
2193   iI028dits[0] = 3.0000;
2194   iI028dits[1] = 0.4000;
2195   iI028dits[2] = 0.9000;
2196   gMC->Gsvolu("I028", "BOX ", idtmed[224], iI028dits, 3);  
2197
2198   // positioning-box #1 at SDD end-ladder - F.T. March,7-2001
2199   iI420dits[0] = 0.4500;
2200   iI420dits[1] = 0.4000;
2201   iI420dits[2] = 0.4500;
2202   gMC->Gsvolu("I420", "BOX ", idtmed[264], iI420dits, 3);  
2203
2204   // positioning-box #2 at SDD end-ladder - F.T. March,7-2001
2205   iI421dits[0] = 0.;
2206   iI421dits[1] = 0.25;
2207   iI421dits[2] = iI420dits[1];
2208   gMC->Gsvolu("I421", "TUBE", idtmed[209], iI421dits, 3);  
2209
2210   // reference ruby-sphere at SDD end-ladder - F.T. March,7-2001 
2211   iI422dits[0] = 0.0000;
2212   iI422dits[1] = 0.2000;
2213   iI422dits[2] = 0.0000;
2214   iI422dits[3] = 180.00;
2215   iI422dits[4] = 0.0000;
2216   iI422dits[5] = 360.00;
2217   gMC->Gsvolu("I422", "SPHE", idtmed[277], iI422dits, 6);  
2218
2219   // support for ruby-sphere (I422) - F.T. March,7-2001
2220   iI423dits[0] = 0.0000;
2221   iI423dits[1] = 0.1000;
2222   iI423dits[2] = (iI420dits[1]-iI422dits[1])/2.;
2223   gMC->Gsvolu("I423", "TUBE", idtmed[264], iI423dits, 3);  
2224
2225   // passage for HV microcables - F.T. March,7-2001
2226   iI424dits[0] = 1.5000;
2227   iI424dits[1] = 0.1500;
2228   iI424dits[2] = iI421dits[2];
2229   gMC->Gsvolu("I424", "BOX ", idtmed[209], iI424dits, 3);  
2230
2231   // HV microcables segment at the end ladder - F.T. March,7-2001
2232   iI425dits[0] = 1.350000;
2233   iI425dits[1] = 0.015250;
2234   iI425dits[2] = iI024dits[2];
2235   gMC->Gsvolu("I425", "BOX ", idtmed[279], iI425dits, 3);  
2236
2237   // lower edge of SDD ladder frame at end-ladder - part 1
2238   dits[0] = 0.2;
2239   dits[1] = 0.1815;
2240   dits[2] = iI024dits[2];
2241   dits[3] = 0.015;
2242   gMC->Gsvolu("I025", "TRD1", idtmed[208], dits, 4);  
2243
2244   // lower edge of SDD ladder frame at end-ladder - part 2
2245   dits[0] = 0.183;
2246   dits[1] = 0.165;
2247   dits[2] = iI024dits[2];
2248   dits[3] = 0.015;
2249   gMC->Gsvolu("I026", "TRD1", idtmed[208], dits, 4);  
2250
2251   // new: for the 1st top rod of the structure 
2252   // at the end-ladder - F.T. March,7-2001
2253   iI029dits[0] = 0.2;
2254   iI029dits[1] = 0.1815;
2255   iI029dits[2] = 1.0100;
2256   iI029dits[3] = 0.015;
2257   gMC->Gsvolu("I029", "TRD1", idtmed[208], iI029dits, 4);  
2258
2259   // new: for the 2nd top rod of the structure 
2260   // at the end-ladder - F.T. March,7-2001
2261   iI030dits[0] = 0.1830;
2262   iI030dits[1] = 0.1650;
2263   iI030dits[2] = 1.0100;
2264   iI030dits[3] = 0.0150;
2265   gMC->Gsvolu("I030", "TRD1", idtmed[208], iI030dits, 4);  
2266
2267   // inox cooling tubes for the end ladder - F.T. March,7-2001
2268   iI031dits[0] = 0.093;
2269   iI031dits[1] = 0.1;
2270   iI031dits[2] = iI024dits[2];
2271   gMC->Gsvolu("I031", "TUBE", idtmed[264], iI031dits, 3);  
2272
2273   if (fluid == 1) {
2274      // cooling water for the end ladder - F.T. March,7-2001
2275      iI032dits[0] = 0;
2276      iI032dits[1] = iI031dits[0];
2277      iI032dits[2] = iI024dits[2];
2278      gMC->Gsvolu("I032", "TUBE", idtmed[211], iI032dits, 3);  
2279   } else {
2280      // cooling freon for the end ladder - R.B. March,21-2001
2281      iI032dits[0] = 0;
2282      iI032dits[1] = iI031dits[0];
2283      iI032dits[2] = iI024dits[2];
2284      gMC->Gsvolu("I032", "TUBE", idtmed[212], iI032dits, 3);    
2285   }
2286   
2287   // -- block of the SDD ladder frame holding the electronics
2288
2289   // edge of the ladder frame - part 1
2290   dits[0] = 0.2;
2291   dits[1] = 0.182;
2292   dits[2] = 3.65;
2293   dits[3] = 0.015;
2294   gMC->Gsvolu("I019", "TRD1", idtmed[208], dits, 4);  
2295
2296   // edge of the ladder frame - part 2
2297   dits[0] = 0.183;
2298   dits[1] = 0.165;
2299   dits[2] = 3.65;
2300   dits[3] = 0.015;
2301   gMC->Gsvolu("I020", "TRD1", idtmed[208], dits, 4);  
2302
2303   // inclined segments of the ladder frame
2304   dits[0] = 2.23;
2305   dits[1] = 2.1;
2306   dits[2] = 0.05;
2307   dits[3] = 0.03;
2308   gMC->Gsvolu("I021", "TRD1", idtmed[208], dits, 4);  
2309
2310   // horiz.segments of the ladders, normal to ladder edges
2311   dits[0] = 2.1;
2312   dits[1] = 2;
2313   dits[2] = 0.06;
2314   dits[3] = 0.04;
2315   gMC->Gsvolu("I022", "TRD1", idtmed[208], dits, 4);  
2316
2317   // horiz.segments of the ladders, at 45 deg. to ladder edges
2318   dits[0] = 2.615;
2319   dits[1] = 2.465;
2320   dits[2] = 0.06;
2321   dits[3] = 0.04;
2322   gMC->Gsvolu("I023", "TRD1", idtmed[208], dits, 4);  
2323
2324   // supports of the ceramic pins holding the detectors
2325   dits[0] = 0.3;
2326   dits[1] = 0.05;
2327   dits[2] = 0.15;
2328   gMC->Gsvolu("I033", "BOX ", idtmed[208], dits, 3);  
2329
2330   // ceramic pins holding the detectors
2331   dits[0] = 0;
2332   dits[1] = 0.05;
2333   dits[2] = 0.225;
2334   gMC->Gsvolu("I034", "TUBE", idtmed[277], dits, 3);  
2335
2336   // holders of cooling tubes
2337   iI035dits[0] = 0.1;
2338   iI035dits[1] = 0.15;
2339   iI035dits[2] = 0.2;
2340   gMC->Gsvolu("I035", "TUBE", idtmed[208], iI035dits, 3);
2341
2342   // top holders of microcables
2343   dits[0] = 0.2;
2344   dits[1] = 0.01;
2345   dits[2] = 0.05;
2346   gMC->Gsvolu("I036", "BOX ", idtmed[208], dits, 3);  
2347
2348   // inox cooling tubes - F.T. March,7-2001
2349   iI037dits[0] = 0.093;
2350   iI037dits[1] = 0.1;
2351   iI037dits[2] = iI018dits[2];
2352   gMC->Gsvolu("I037", "TUBE", idtmed[264], iI037dits, 3);
2353
2354   if (fluid == 1) {
2355      // cooling water - F.T. March,7-2001
2356      iI038dits[0] = 0;
2357      iI038dits[1] = iI037dits[0];
2358      iI038dits[2] = iI018dits[2];
2359      gMC->Gsvolu("I038", "TUBE", idtmed[211], iI038dits, 3);  
2360   } else {
2361      // cooling freon - R.B. March,21-2001
2362      iI038dits[0] = 0;
2363      iI038dits[1] = iI037dits[0];
2364      iI038dits[2] = iI018dits[2];
2365      gMC->Gsvolu("I038", "TUBE", idtmed[212], iI038dits, 3);    
2366   }
2367   // -- block of the SDD electronics (heat bridge, chips, hybrid, anode microcable)
2368
2369   // SDD heat bridge - F.T. March,7-2001
2370   iI039dits[0] = 1.1000;
2371   iI039dits[1] = 0.0087;
2372   iI039dits[2] = 3.2500;
2373   gMC->Gsvolu("I039", "BOX ", idtmed[268], iI039dits, 3);  
2374
2375   // SDD clip part 1
2376   dits[0] = 0.25;
2377   dits[1] = 0.01;
2378   dits[2] = iI039dits[2];
2379   gMC->Gsvolu("I040", "BOX ", idtmed[268], dits, 3);  
2380
2381   // SDD clip part 2
2382   iI041dits[0] = 0.1;
2383   iI041dits[1] = 0.12;
2384   iI041dits[2] = iI039dits[2];
2385   iI041dits[3] = 90;
2386   iI041dits[4] = 320;
2387   gMC->Gsvolu("I041", "TUBS", idtmed[268], iI041dits, 5);  
2388
2389
2390   // SDD PASCAL - F.T. March,7-2001
2391   iI042dits[0] = 0.5000;
2392   iI042dits[1] = 0.0175;
2393   iI042dits[2] = 0.5000;
2394   gMC->Gsvolu("I042", "BOX ", idtmed[206], iI042dits, 3);  
2395
2396   // SDD AMBRA - F.T. March,7-2001
2397   iI043dits[0] = 0.3500;
2398   iI043dits[1] = 0.0175;
2399   iI043dits[2] = 0.5000;
2400   gMC->Gsvolu("I043", "BOX ", idtmed[206], iI043dits, 3);  
2401
2402   // SDD capacitors - F.T. March,7-2001
2403   iI051dits[0] = 0.1400;
2404   iI051dits[1] = 0.0350;
2405   iI051dits[2] = 0.0625;
2406   gMC->Gsvolu("I051", "BOX ", idtmed[276], iI051dits, 3);  
2407
2408   // SDD hybrid circuit - F.T. March,7-2001
2409   iI052dits[0] = 1.725000;
2410   iI052dits[1] = 0.003743;
2411   iI052dits[2] = iI039dits[2];
2412   gMC->Gsvolu("I052", "BOX ", idtmed[281], iI052dits, 3);
2413
2414   // SDD anode microcable : changed - F.T. March,7-2001
2415   iI044dits[0] = iI018dits[2];
2416   iI044dits[1] = iI039dits[2];
2417   iI044dits[2] = 0.00084;
2418   iI044dits[3] = (15.189149/(iI044dits[0]+iI044dits[1]))/2;
2419   gMC->Gsvolu("I044", "TRD1", idtmed[282], iI044dits, 4);  
2420   volI044 = ((2*iI044dits[0] + 2*iI044dits[1]) * 2*iI044dits[2])/2 * 2*iI044dits[3];
2421
2422   // SDD electronics box - F.T. March,7-2001
2423   iI050dits[1] = iI039dits[1]+iI052dits[1]+iI051dits[1]+iI044dits[2];
2424   iI050dits[0] = iI018dits[1]/cos(30.*3.14159/180.)-iI050dits[1]*sin(30.*3.14159/180.);
2425   iI050dits[2] = iI018dits[2];
2426   gMC->Gsvolu("I050", "BOX ", idtmed[209], iI050dits, 3);
2427
2428   // SDD sensitive volume
2429   dits[0] = 3.50850;
2430   dits[1] = 0.01499; // not 0.015 because it is included into I302 which is 0.015
2431   dits[2] = 3.76320;
2432   gMC->Gsvolu("ITS3", "BOX ", idtmed[200], dits, 3);  
2433
2434   // Like for ITS3 - F.T. March,7-2001
2435   dits[0] = 3.50850;
2436   dits[1] = 0.01499; // not 0.015 because it is included into I402 which is 0.015
2437   dits[2] = 3.76320;
2438   gMC->Gsvolu("ITS4", "BOX ", idtmed[200], dits, 3);  
2439   }
2440
2441   // --- Define SSD volumes ------------------------------------------
2442
2443   if (! AliITSInitGeometry::SSDIsTGeoNative()) {
2444   dits[0] = 0;
2445   dits[1] = 360;
2446   dits[2] = 6;
2447   dits[3] = -57.45;
2448   dits[4] = 43.6;
2449   dits[5] = 48;  
2450   dits[6] = -49.15; 
2451   dits[7] = 43.6;
2452   dits[8] = 48;  
2453   dits[9] = -49.15;  
2454   dits[10] = 36.9;
2455   dits[11] = 48;  
2456   dits[12] = 50.55;  
2457   dits[13] = 36.9;
2458   dits[14] = 48;  
2459   dits[15] = 50.55;  
2460   dits[16] = 43.6;
2461   dits[17] = 48;  
2462   dits[18] = 57.45;
2463   dits[19] = 43.6;
2464   dits[20] = 48;   
2465   //gMC->Gsvolu("IT56", "PCON", idtmed[220], dits, 21);  // SSD air 
2466   gMC->Gsvolu("IT56", "PCON", idtmed[204], dits, 21);    // air 
2467   
2468   dits[0] =  3.4;
2469   dits[1] = 1.955;
2470   dits[2] = 56.5; 
2471   gMC->Gsvolu("I570", "BOX ", idtmed[204], dits, 3);  
2472   
2473   dits[0] = 3.75;
2474   dits[1] = 0.045;
2475   dits[2] = 50.975;
2476   gMC->Gsvolu("I569", "BOX ", idtmed[204], dits, 3);  
2477   
2478   dits[0] = 3.4;
2479   dits[1] = 1.955;
2480   dits[2] = 47; 
2481   gMC->Gsvolu("I571", "BOX ", idtmed[204], dits, 3);  
2482   
2483   dits[0] = 3.75;
2484   dits[1] = 0.045;
2485   dits[2] = 43.3;  
2486   gMC->Gsvolu("I565", "BOX ", idtmed[204], dits, 3);  
2487   
2488   dits[0] = 3.4;
2489   dits[1] = 1.955;
2490   dits[2] = 3.15;
2491   gMC->Gsvolu("I553", "BOX ", idtmed[204], dits, 3);  
2492   
2493   dits[0] = 3.405;
2494   dits[1] = 1.955;
2495   dits[2] = 1.955;
2496   gMC->Gsvolu("I523", "BOX ", idtmed[204], dits, 3);  
2497   
2498   dits[0] = 3.75;
2499   dits[1] = 0.015;
2500   dits[2] = 2.1;
2501   gMC->Gsvolu("I566", "BOX ", idtmed[206], dits, 3); 
2502   
2503   dits[0] = 3.4;
2504   dits[1] = 1.955;
2505   dits[2] = 3.15;
2506   gMC->Gsvolu("I544", "BOX ", idtmed[204], dits, 3);  
2507   
2508   dits[0] = 3.41;
2509   dits[1] = 1.955;
2510   dits[2] = 1.955;
2511   gMC->Gsvolu("I516", "BOX ", idtmed[204], dits, 3);  
2512   
2513   dits[0] = 3.75;
2514   dits[1] = 0.015;
2515   dits[2] = 2.1;
2516   gMC->Gsvolu("I562", "BOX ", idtmed[206], dits, 3);   
2517   
2518   if (fluid == 1) {
2519      dits[0] = 0;
2520      dits[1] = 0.07;
2521      dits[2] = 3.15;
2522      gMC->Gsvolu("I559", "TUBE", idtmed[211], dits, 3);  // set water as cooling fluid
2523   } else {
2524      dits[0] = 0;
2525      dits[1] = 0.07;
2526      dits[2] = 3.15;
2527      gMC->Gsvolu("I559", "TUBE", idtmed[212], dits, 3);  // set freon as cooling fluid
2528   }
2529   
2530   dits[0] = 0.07;
2531   dits[1] = 0.1;
2532   dits[2] = 3.15;
2533   gMC->Gsvolu("I560", "TUBE", idtmed[210], dits, 3);  
2534   
2535   dits[0] = 0.225;
2536   dits[1] = 0.195;
2537   dits[2] = 3.15;
2538   dits[3] = 0.025;
2539   gMC->Gsvolu("I558", "TRD1", idtmed[203], dits, 4);  
2540   
2541   dits[0] = 0.25;
2542   dits[1] = 0.22;
2543   dits[2] = 3.15;
2544   dits[3] = 0.025;
2545   gMC->Gsvolu("I557", "TRD1", idtmed[203], dits, 4);  
2546   
2547   dits[0] = 2.17;
2548   dits[1] = 0.035;
2549   dits[2] = 0.05;
2550   gMC->Gsvolu("I556", "BOX ", idtmed[203], dits, 3);  
2551   
2552   dits[0] = 2 ;
2553   dits[1] = 0.035;
2554   dits[2] = 0.05;
2555   gMC->Gsvolu("I554", "BOX ", idtmed[203], dits, 3);  
2556   
2557   dits[0] = 2.675;
2558   dits[1] = 0.035;
2559   dits[2] = 0.05;
2560   gMC->Gsvolu("I555", "BOX ", idtmed[203], dits, 3); 
2561   
2562   dits[0] = 0.3;
2563   dits[1] = 0.15;
2564   dits[2] = 0.15;
2565   gMC->Gsvolu("I561", "BOX ", idtmed[203], dits, 3);  
2566   
2567   dits[0] = 0.025;
2568   dits[1] = 0.025;
2569   dits[2] = 0.05;
2570   gMC->Gsvolu("I519", "BOX ", idtmed[214], dits, 3);  
2571   
2572   dits[0] = 0.304;
2573   dits[1] = 0.0275;
2574   dits[2] = 0.432;
2575   gMC->Gsvolu("I521", "BOX ", idtmed[206], dits, 3);   
2576   
2577   dits[0] = 0.16;
2578   dits[1] = 0.08;
2579   dits[2] = 0.08;
2580   gMC->Gsvolu("I520", "BOX ", idtmed[214], dits, 3);  
2581   
2582   dits[0] = 3.4;
2583   dits[1] = 0.015;
2584   dits[2] = 0.525;
2585   gMC->Gsvolu("I518", "BOX ", idtmed[203], dits, 3);  
2586   
2587   dits[0] = 0.15;
2588   dits[1] = 0.105;
2589   dits[2] = 0.29;
2590   dits[3] = 0.08;
2591   gMC->Gsvolu("I522", "TRD1", idtmed[203], dits, 4);  
2592   
2593   dits[0] = 0.07;
2594   dits[1] = 0.1;
2595   dits[2] = 1.955;
2596   gMC->Gsvolu("I542", "TUBE", idtmed[210], dits, 3);  
2597   
2598   if (fluid == 1) {
2599      dits[0] = 0;
2600      dits[1] = 0.07;
2601      dits[2] = 1.955;
2602      gMC->Gsvolu("I541", "TUBE", idtmed[211], dits, 3);  // set water as cooling fluid 
2603   } else {
2604      dits[0] = 0;
2605      dits[1] = 0.07;
2606      dits[2] = 1.955;
2607      gMC->Gsvolu("I541", "TUBE", idtmed[212], dits, 3);  // set freon as cooling fluid
2608   }
2609   
2610   dits[0] = 0.3;
2611   dits[1] = 0.15;
2612   dits[2] = 0.15;
2613   gMC->Gsvolu("I543", "BOX ", idtmed[203], dits, 3);  
2614   
2615   dits[0] = 0.25;
2616   dits[1] = 0.22;
2617   dits[2] = 1.955;
2618   dits[3] = 0.025;
2619   gMC->Gsvolu("I537", "TRD1", idtmed[203], dits, 4); 
2620   
2621   dits[0] = 0.225;
2622   dits[1] = 0.195;
2623   dits[2] = 1.955;
2624   dits[4] = 0.025;
2625   gMC->Gsvolu("I538", "TRD1", idtmed[203], dits, 4);  
2626   
2627   dits[0] = 2.17;
2628   dits[1] = 0.035;
2629   dits[2] = 0.05;
2630   gMC->Gsvolu("I536", "BOX ", idtmed[203], dits, 3);  
2631   
2632   dits[0] = 2.675;
2633   dits[1] = 0.035;
2634   dits[2] = 0.05;
2635   gMC->Gsvolu("I535", "BOX ", idtmed[203], dits, 3);   
2636   
2637   dits[0] = 2;
2638   dits[1] = 0.035;
2639   dits[2] = 0.05;
2640   gMC->Gsvolu("I534", "BOX ", idtmed[203], dits, 3);  
2641   
2642   dits[0] = 0;
2643   dits[1] = 0.05;
2644   dits[2] = 0.17;
2645   gMC->Gsvolu("I540", "TUBE", idtmed[203], dits, 3);  
2646   
2647   dits[0] = 0;
2648   dits[1] = 0.05;
2649   dits[2] = 0.205;
2650   gMC->Gsvolu("I539", "TUBE", idtmed[203], dits, 3);  
2651   
2652   dits[0] = 3.65;
2653   dits[1] = 0.015;
2654   dits[2] = 2;
2655   gMC->Gsvolu("ITS6", "BOX ", idtmed[200], dits, 3);  
2656   
2657   if (fluid == 1) {
2658      dits[0] = 0;
2659      dits[1] = 0.07;
2660      dits[2] = 3.15;
2661      gMC->Gsvolu("I550", "TUBE", idtmed[211], dits, 3);  // set water as cooling fluid
2662   } else {
2663      dits[0] = 0;
2664      dits[1] = 0.07;
2665      dits[2] = 3.15;
2666      gMC->Gsvolu("I550", "TUBE", idtmed[212], dits, 3);  // set freon as cooling fluid
2667   }
2668   
2669   dits[0] = 0.07;
2670   dits[1] = 0.1;
2671   dits[2] = 3.15;
2672   gMC->Gsvolu("I551", "TUBE", idtmed[210], dits, 3);  
2673   
2674   dits[0] = 0.225;
2675   dits[1] = 0.195;
2676   dits[2] = 3.15;
2677   dits[3] = 0.025;
2678   gMC->Gsvolu("I549", "TRD1", idtmed[203], dits, 4); 
2679   
2680   dits[0] = 0.25;
2681   dits[1] = 0.22;
2682   dits[2] = 3.15;
2683   dits[3] = 0.025;
2684   gMC->Gsvolu("I548", "TRD1", idtmed[203], dits, 4);  
2685   
2686   dits[0] = 2.17;
2687   dits[1] = 0.035;
2688   dits[2] = 0.05;
2689   gMC->Gsvolu("I547", "BOX ", idtmed[203], dits, 3);  
2690   
2691   dits[0] = 2;
2692   dits[1] = 0.035;
2693   dits[2] = 0.05;
2694   gMC->Gsvolu("I545", "BOX ", idtmed[203], dits, 3);   
2695   
2696   dits[0] = 2.675;
2697   dits[1] = 0.035;
2698   dits[2] = 0.05;
2699   gMC->Gsvolu("I546", "BOX ", idtmed[203], dits, 3);  
2700   
2701   dits[0] = 0.3;
2702   dits[1] = 0.15;
2703   dits[2] = 0.15;
2704   gMC->Gsvolu("I552", "BOX ", idtmed[203], dits, 3);  
2705   
2706   dits[0] = 0.304;
2707   dits[1] = 0.0275;
2708   dits[2] = 0.4322;
2709   gMC->Gsvolu("I515", "BOX ", idtmed[206], dits, 3);  
2710   
2711   dits[0] = 0.025;
2712   dits[1] = 0.025;
2713   dits[2] = 0.05;
2714   gMC->Gsvolu("I513", "BOX ", idtmed[214], dits, 3);  
2715   
2716   dits[0] = 0.16;
2717   dits[1] = 0.08;
2718   dits[2] = 0.08;
2719   gMC->Gsvolu("I514", "BOX ", idtmed[214], dits, 3);  
2720   
2721   dits[0] = 3.4;
2722   dits[1] = 0.015;
2723   dits[2] = 0.525;
2724   gMC->Gsvolu("I512", "BOX ", idtmed[203], dits, 3);  
2725   
2726   dits[0] = 0.225;
2727   dits[1] = 0.195;
2728   dits[2] = 1.955;
2729   dits[3] = 0.025;
2730   gMC->Gsvolu("I528", "TRD1", idtmed[203], dits, 4); 
2731   
2732   dits[0] = 0.25;
2733   dits[1] = 0.22;
2734   dits[2] = 1.955;
2735   dits[3] = 0.025;
2736   gMC->Gsvolu("I527", "TRD1", idtmed[203], dits, 4);  
2737   
2738   dits[0] = 2.17;
2739   dits[1] = 0.035;
2740   dits[2] = 0.05;
2741   gMC->Gsvolu("I526", "BOX ", idtmed[203], dits, 3);  
2742   
2743   dits[0] = 2.675;
2744   dits[1] = 0.035;
2745   dits[2] = 0.05;
2746   gMC->Gsvolu("I525", "BOX ", idtmed[203], dits, 3);  
2747    
2748   dits[0] = 2;
2749   dits[1] = 0.035;
2750   dits[2] = 0.05;
2751   gMC->Gsvolu("I524", "BOX ", idtmed[203], dits, 3);  
2752    
2753   dits[0] = 0;
2754   dits[1] = 0.05;
2755   dits[2] = 0.205;
2756   gMC->Gsvolu("I529", "TUBE", idtmed[203], dits, 3);  
2757    
2758   dits[0] = 0;
2759   dits[1] = 0.05;
2760   dits[2] = 0.17;
2761   gMC->Gsvolu("I530", "TUBE", idtmed[203], dits, 3);  
2762    
2763   dits[0] = 0.15;
2764   dits[1] = 0.105;
2765   dits[2] = 0.29;
2766   dits[3] = 0.08;
2767   gMC->Gsvolu("I517", "TRD1", idtmed[203], dits, 4);  
2768   
2769   if (fluid == 1) {
2770      dits[0] = 0;
2771      dits[1] = 0.07;
2772      dits[2] = 1.955;
2773      gMC->Gsvolu("I531", "TUBE", idtmed[211], dits, 3);  // set water as cooling fluid
2774   } else {
2775      dits[0] = 0;
2776      dits[1] = 0.07;
2777      dits[2] = 1.955;
2778      gMC->Gsvolu("I531", "TUBE", idtmed[212], dits, 3);  // set freon as cooling fluid
2779   }
2780      
2781   dits[0] = 0.07;
2782   dits[1] = 0.1;
2783   dits[2] = 1.955;
2784   gMC->Gsvolu("I532", "TUBE", idtmed[210], dits, 3);  
2785  
2786   dits[0] = 0.3;
2787   dits[1] = 0.15;
2788   dits[2] = 0.15;
2789   gMC->Gsvolu("I533", "BOX ", idtmed[203], dits, 3);  
2790   
2791   dits[0] = 3.65;
2792   dits[1] = 0.015;
2793   dits[2] = 2;
2794   gMC->Gsvolu("ITS5", "BOX ", idtmed[200], dits, 3);  
2795   }
2796
2797
2798   // --- Define volumes of shield of SPD ----------------
2799
2800   if (! AliITSInitGeometry::SPDshieldIsTGeoNative()) {
2801   dits[0] = 8.37;
2802   dits[1] = 9.93;
2803   dits[2] = 25;
2804   gMC->Gsvolu("IC01", "TUBE", idtmed[289], dits, 3);   
2805
2806   dits[0] = 8.3;
2807   dits[1] = 9.995;
2808   dits[2] = 17.5/2.;
2809   gMC->Gsvolu("IC02", "TUBE", idtmed[289], dits, 3);    
2810   }
2811  
2812   Double_t s1,s2,b1,b2;
2813
2814   if (! AliITSInitGeometry::SDDconeIsTGeoNative()) {
2815
2816   // --- Define volume of first cylinder between SPD and SDD --------------
2817   dits[0] = (21.-0.128)/2.;      
2818   dits[1] = 21./2.;
2819   dits[2] = 39.4;      
2820   gMC->Gsvolu("ICY1", "TUBE", idtmed[208], dits, 3);
2821          
2822   // --- Define volumes of second cylinder between SDD and SSD ------------
2823   // --- (from B. Giraudo plots - M.S. 20 Nov 2007)
2824   dits[0] = 59.5/2. - 0.06;
2825   dits[1] = 59.5/2.;
2826   dits[2] = 102/2.;      // was 57
2827   gMC->Gsvolu("ICY2", "TUBE", idtmed[208], dits, 3);
2828
2829   dits[1] = dits[0];
2830   dits[0] = dits[1] - 0.5;
2831   gMC->Gsvolu("ICY3", "TUBE", idtmed[267], dits, 3);
2832
2833   dits[1] = dits[0];
2834   dits[0] = dits[1] - 0.06;
2835   gMC->Gsvolu("ICY4", "TUBE", idtmed[208], dits, 3);
2836
2837   // --- Define volumes of SDD cone ---------------------------------- 
2838
2839   dits[0] = 0;
2840   dits[1] = 360;
2841   dits[2] = 12;
2842   //
2843   dits[3] = -59.7;
2844   dits[4] = 27;
2845   dits[5] = 28.6;
2846
2847   dits[6] = -42.7;
2848   dits[7] = 10;
2849   dits[8] = 28.6;
2850
2851   //   dits[9] = -34.65;
2852   dits[9] = -33.55;
2853   dits[10] = 10;
2854   dits[11] = 28.6;
2855   
2856   //   dits[12] = -34.65;
2857   dits[12] = -33.55;
2858   dits[13] = 10;
2859   dits[14] = 23.495;
2860
2861   //dits[15] = -23.7;
2862   dits[15] = -26.2;
2863   dits[16] = 10;
2864   dits[17] = 23.495;
2865
2866   //dits[18] = -23.7;
2867   dits[18] = -26.2;
2868   dits[19] = 10;
2869   dits[20] = 14.595;
2870
2871   //dits[21] = 23.7;
2872   dits[21] = 26.2;
2873   dits[22] = 10;
2874   dits[23] = 14.595;
2875
2876   //dits[24] = 23.7;
2877   dits[24] = 26.2;
2878   dits[25] = 10;
2879   dits[26] = 23.495;
2880
2881 //   dits[27] = 34.65;
2882   dits[27] = 33.55;
2883   dits[28] = 10;
2884   dits[29] = 23.495;
2885
2886 //   dits[30] = 34.65;
2887   dits[30] = 33.55;
2888   dits[31] = 10;
2889   dits[32] = 28.6;
2890
2891   dits[33] = 42.7;
2892   dits[34] = 10;
2893   dits[35] = 28.6;
2894
2895   dits[36] = 59.7;
2896   dits[37] = 27.2637;
2897   dits[38] = 28.6;
2898
2899   if (! AliITSInitGeometry::SDDIsTGeoNative()) {
2900     dits[9] = -34.65;
2901     dits[12] = -34.65;
2902     dits[15] = -23.7;
2903     dits[18] = -23.7;
2904     dits[21] = 23.7;
2905     dits[24] = 23.7;
2906     dits[27] = 34.65;
2907     dits[30] = 34.65;
2908   } 
2909   gMC->Gsvolu("IS02", "PCON", idtmed[204], dits, 39);
2910   
2911   dits[0] = 0;
2912   dits[1] = 360;
2913   dits[2] = 6;
2914   dits[3] = 38.65;
2915   dits[4] = 10.75;    
2916   dits[5] = 12.25;      
2917   dits[6] = 40.15;
2918   dits[7] = 10.75;
2919   dits[8] = 13.96;   
2920   dits[9] = 40.15;
2921   dits[10] = 12.46;  
2922   dits[11] = 13.96;
2923   dits[12] = 55.75;
2924   dits[13] = 27;
2925   dits[14] = 28.5;
2926   dits[15] = 55.75;
2927   dits[16] = 27;
2928   dits[17] = 28.5;
2929   dits[18] = 57.25;
2930   dits[19] = 27;
2931   dits[20] = 28.5;
2932 //  gMC->Gsvolu("I093", "PCON", idtmed[272], dits, 21);  // SDD cone
2933   gMC->Gsvolu("I093", "PCON", idtmed[287], dits, 21);  // SDD cone
2934
2935   // Redefined to make adding material for cables easier (FMD geometry)
2936   s1 = (dits[13]-dits[10])/(dits[12]-dits[9]); // Slope of conical section
2937   s2 = (dits[14]-dits[11])/(dits[12]-dits[9]); // Slope of conical section
2938   b1 = dits[13] - s1*dits[12]; // inside cone axis intersept
2939   b2 = dits[14] - s2*dits[12]; // outside cone axis intersept
2940   dits[0] = 0; //dits[0] = 0;
2941   dits[1] = 50; //dits[1] = 50;
2942   dits[2] = 4; //dits[2] = 3;
2943
2944   dits[4] = 14.0; //dits[4] = 14;            // r inner
2945   dits[5] = dits[4]; //dits[5] = 18.75;      // r outer
2946   dits[3] = (dits[4]-b2)/s2; //dits[3] = 39;  // Z
2947
2948   dits[7] = dits[4]; //dits[7] = 14;             // r inner
2949   dits[6] = (dits[7]-b1)/s1; //dits[6] = 46.7-3;  // Z
2950   dits[8] = s2*dits[6]+b2; //dits[8] = 18.75;     // r outer
2951
2952   dits[11] = 18.75; //dits[11] = 18.75;           // r outer
2953   dits[9] = (dits[11]-b2)/s2; //dits[9] = 51.45-3; // Z
2954   dits[10] = s1*dits[9]+b1; //dits[10] = 18.75;    // r inner
2955
2956   dits[13] = dits[11];         // r inner
2957   dits[14] = dits[11];         // r outer
2958   dits[12] = (dits[13]-b1)/s1;  // Z
2959 //  gMC->Gsvolu("I099", "PCON", idtmed[204], dits, 12); // SDD 3 cone hole
2960   gMC->Gsvolu("I099", "PCON", idtmed[285], dits, 15); // SDD 3 cone hole
2961
2962   dits[0] = 0; //dits[0] = 0;
2963   dits[1] = 25; //dits[1] = 25;
2964   dits[2] = 4; //dits[2] = 3;
2965
2966   dits[4] = 23.4; //dits[4] = 23.4;  // r inner
2967   dits[5] = dits[4]; //dits[5] = 26.4;  // r outer
2968   dits[3] = (dits[4]-b2)/s2; //dits[3] = 49;  // Z
2969
2970   dits[7] = dits[4]; //dits[7] = 23.4;  // r inner
2971   dits[6] = (dits[7]-b1)/s1; //dits[6] = 56.1-3;  // Z
2972   dits[8] = s2*dits[6]+b2; //dits[8] = 26.4;  // r outer
2973
2974   dits[11] = 26.4; //dits[11] = 26.4;  // r outer
2975   dits[9] = (dits[11]-b2)/s2; //dits[9] = 59.1-3;  // Z
2976   dits[10] = s1*dits[9]+b1; //dits[10] = 26.4;  // r inner
2977
2978   dits[13] = dits[11];         // r inner
2979   dits[14] = dits[11];         // r outer
2980   dits[12] = (dits[13]-b1)/s1;  // Z
2981 //  gMC->Gsvolu("I200", "PCON", idtmed[204], dits, 12); // SDD 4 cone hole
2982   gMC->Gsvolu("I200", "PCON", idtmed[285], dits, 15); // SDD 4 cone hole
2983     //Begin_Html
2984     /*
2985       <img src="http://www.Physics.ohio-state.edu/~nilsen/ITS/ITS_FMD_PMD_Geom.eps">
2986       </pre>
2987       <br clear=left>
2988       <font size=+2 color=blue>
2989       <p>SDD Support cone with other forward detectors. Shown in
2990           brown are a posible cabling layout.
2991       </font>
2992     */
2993     //End_Html
2994   dits[0] = 10.0;
2995   dits[1] = 10.5;
2996   dits[2] = 0.25;
2997   gMC->Gsvolu("I090", "TUBE", idtmed[224], dits, 3);  // SDD cylinder flange
2998
2999   dits[0] = 21.95;
3000   dits[1] = 22.95;    
3001   dits[2] = 1;
3002   gMC->Gsvolu("I098", "TUBE", idtmed[283], dits, 3);    // ladder support on layer 4
3003
3004   dits[0] = 13.1;    
3005   dits[1] = 14.1;    
3006   dits[2] = 1;
3007   gMC->Gsvolu("I097", "TUBE", idtmed[283], dits, 3);    // ladder support on layer 3
3008
3009   dits[0] = 1;
3010   dits[1] = 1;
3011   dits[2] = 7.74;
3012   gMC->Gsvolu("I202", "BOX ", idtmed[272], dits, 3);
3013
3014   if (AliITSInitGeometry::SDDIsTGeoNative())
3015     dits[0] = 0.9;
3016   else
3017     dits[0] = 1;
3018   dits[1] = 1;
3019   dits[2] = 9.14;
3020   gMC->Gsvolu("I203", "BOX ", idtmed[272], dits, 3);
3021
3022   dits[0] = 21.95;
3023   dits[1] = 22.95;
3024   dits[2] = 1;
3025   gMC->Gsvolu("I095", "TUBE", idtmed[224], dits, 3);
3026
3027   dits[0] = 3;
3028   dits[1] = 2.7;
3029   dits[2] = 1;
3030   dits[3] = 0.63;
3031   gMC->Gsvolu("I096", "TRD1", idtmed[264], dits, 4);
3032
3033   dits[0] = 13.1;
3034   dits[1] = 14.1;
3035   dits[2] = 1;
3036   gMC->Gsvolu("I094", "TUBE", idtmed[224], dits, 3);
3037   }
3038   
3039   if (! AliITSInitGeometry::SSDconeIsTGeoNative()) {
3040   // --- Define volumes of SSD cone ----------------------------------
3041
3042   dits[0] = 0;
3043   dits[1] = 360;
3044   dits[2] = 12;
3045
3046   dits[3] = -zmax;
3047   dits[4] = 46;
3048   dits[5] = 49.25;
3049
3050   dits[6] = -61.2;
3051   dits[7] = 28.7;
3052   dits[8] = 49.25;
3053
3054   dits[9] = -57.5;
3055   dits[10] = 28.7;
3056   dits[11] = 49.25;
3057    
3058   dits[12] = -57.5;
3059   dits[13] = 28.7;
3060   dits[14] = 43.5;
3061
3062   //dits[15] = -49.2;
3063   dits[15] = -53.4-0.75;
3064   dits[16] = 28.7;
3065   dits[17] = 43.5;
3066
3067   //dits[18] = -49.2;
3068   dits[18] = -53.4-0.75;
3069   dits[19] = 28.7;
3070   dits[20] = 36.85;
3071
3072   //dits[21] = 50.6;
3073   dits[21] = 53.4+0.75;
3074   dits[22] = 28.7;
3075   dits[23] = 36.85;
3076
3077   dits[24] = 53.4+0.75;
3078   //dits[24] = 50.6;
3079   dits[25] = 28.7;
3080   dits[26] = 43.5;
3081
3082   dits[27] = 57.5;
3083   dits[28] = 28.7;
3084   dits[29] = 43.5;
3085
3086   dits[30] = 57.5;
3087   dits[31] = 28.7;
3088   dits[32] = 49.25;
3089   
3090   dits[33] = 61.2;
3091   dits[34] = 28.7;
3092   dits[35] = 49.25;      
3093   dits[36] = zmax;
3094   dits[37] = 46;      
3095   dits[38] = 49.25;
3096
3097   if (! AliITSInitGeometry::SSDIsTGeoNative()) {
3098     dits[15] = -49.2;
3099     dits[18] = -49.2;
3100     dits[21] = 50.6;
3101     dits[24] = 50.6;
3102   }
3103   
3104   gMC->Gsvolu("IS01", "PCON", idtmed[204], dits, 39);   // SSD cone mother volume
3105   
3106   dits[0] = 0;
3107   dits[1] = 360;
3108   dits[2] = 6;
3109   dits[3] = -zmax;  
3110   dits[4] = 47.75;  
3111   dits[5] = 49.25;  
3112   dits[6] = -zmax+2.;  
3113   dits[7] = 47.75;  
3114   dits[8] = 49.25;   
3115   dits[9] = -71.2819;
3116   dits[10] = 46.75;   
3117   dits[11] = 49.0319;
3118   dits[12] = -57.25;   // was 58.5 
3119   dits[13] = 32.9681;
3120   dits[14] = 34.75;
3121   dits[15] = -57.25;   // was 58.5   
3122   dits[16] = 30;
3123   dits[17] = 34.75;
3124   dits[18] = -55.75;   // was 57 
3125   dits[19] = 30;     
3126   dits[20] = 32.25;    // was 31.5 
3127 //  gMC->Gsvolu("I212", "PCON", idtmed[272], dits, 21);  // SSD cone
3128   gMC->Gsvolu("I212", "PCON", idtmed[288], dits, 21);  // SSD cone
3129
3130   s1 = (dits[10]-dits[13])/(dits[9]-dits[12]); // Slope of conical section
3131   s2 = (dits[11]-dits[14])/(dits[9]-dits[12]); // Slope of conical section
3132   b1 = dits[13] - s1*dits[12]; // inside cone axis intersept
3133   b2 = dits[14] - s2*dits[12]; // outside cone axis intersept
3134   dits[0] = 0;
3135   dits[1] = 25;
3136   dits[2] = 4; //dits[2] = 5;
3137
3138   dits[4] = 45.50; //dits[4] = 45.5;  // r inner
3139   dits[5] = dits[4]; //dits[5] = 45.5;  // r outer
3140   dits[3] = (dits[4] - b1)/s1; //dits[3] = -zmax+3; // z
3141
3142   dits[8] = dits[4]; //dits[8] = 45.5;  // r outer
3143   dits[6] = (dits[8] - b2)/s2; //dits[6] = -69.7+3;; // z
3144   dits[7] = s1*dits[6] + b1; //dits[7] = 37;  // r inner
3145
3146   dits[10] = 37.00; //dits[10] = 37;  // r inner
3147   dits[9] = (dits[10]-b1)/s1; //dits[9] = -68.5+3;; // z
3148   dits[11] = s2*dits[9]+b2; //dits[11] = 45.5;  // r outer
3149
3150   dits[13] = dits[10]; //dits[13] = 37;  // r inner
3151   dits[14] = dits[13]; //dits[14] = 45.5;   // r outer
3152   dits[12] = (dits[14] - b2)/s2; //dits[12] = -68.5+4.8;; // z
3153 //  gMC->Gsvolu("I215", "PCON", idtmed[204], dits, 18);  // SSD cone hole 
3154   gMC->Gsvolu("I215", "PCON", idtmed[286], dits, 15);  // SSD cone hole 
3155     //Begin_Html
3156     /*
3157       <img src="http://www.Physics.ohio-state.edu/~nilsen/ITS/ITS_FMD_PMD_Geom.eps">
3158       </pre>
3159       <br clear=left>
3160       <font size=+2 color=blue>
3161       <p>SSD Support cone with other forward detectors. Shown in
3162           brown are a posible cabling layout.
3163       </font>
3164     */
3165     //End_Html
3166   
3167   dits[0] = 28.75;          
3168   dits[1] = 29.75;   
3169   dits[2] = 0.5;
3170   gMC->Gsvolu("I211", "TUBE", idtmed[224], dits, 3);   // SSD cylinder flange
3171   
3172   dits[0] = 35.8;   
3173   dits[1] = 36.8;   
3174   dits[2] = 1;
3175   gMC->Gsvolu("I217", "TUBE", idtmed[283], dits, 3);   // ladder support on layer 5 
3176   
3177   dits[0] = 41.4;  
3178   dits[1] = 42.4;  
3179   dits[2] = 1;
3180   gMC->Gsvolu("I219", "TUBE", idtmed[283], dits, 3);   // ladder support on layer 6
3181         
3182   dits[0] = 42.05+5.;       
3183   dits[1] = 42.55+5.;     
3184   dits[2] = 1.25;
3185   gMC->Gsvolu("I214", "TUBE", idtmed[224], dits, 3);   // layer 6 electronic support
3186                                                        // this will change after PPR
3187   dits[0] = 37.05+5.;   
3188   dits[1] = 37.55+5.;   
3189   dits[2] = 1.25;
3190   gMC->Gsvolu("I213", "TUBE", idtmed[224], dits, 3);   // layer 5 electronic support
3191                                                        // this will change after PPR
3192  
3193   dits[0] = 0;
3194   dits[1] = 3.2;
3195   dits[2] = 9;
3196   dits[3] = -14;
3197   dits[4] = 30.5;
3198   dits[5] = 33.5;
3199   dits[6] = -9.85;
3200   dits[7] = 30.5;
3201   dits[8] = 33.5;
3202   dits[9] = -9.85;
3203   dits[10] = 30.5;
3204   dits[11] = 43.45;
3205   dits[12] = -7.85;
3206   dits[13] = 30.5;
3207   dits[14] = 43.45;
3208   dits[15] = -7.85;
3209   dits[16] = 30.5;
3210   dits[17] = 36.5;
3211   dits[18] = -7;
3212   dits[19] = 30.5;
3213   dits[20] = 36.5;
3214   dits[21] = -4;
3215   dits[22] = 33.0173;
3216   dits[23] = 36.5;
3217   dits[24] = -4;
3218   dits[25] = 33.0173;
3219   dits[26] = 36.80;
3220   dits[27] = -2;
3221   dits[28] = 34.6955;
3222   dits[29] = 36.80;
3223   gMC->Gsvolu("I216", "PCON", idtmed[272], dits, 30); // supports (1-6) of the ladders
3224   }
3225   
3226
3227   // --- Place SPD (option 'b') volumes into their mother volume IT12
3228   
3229   // SPD - option 'b' 
3230   // (this is the default)
3231
3232   //if (option == 2) {
3233   if (! AliITSInitGeometry::SPDIsTGeoNative()) {
3234
3235      gMC->Gspos("I12B",1,"IT12",0.0,0.0,0.0,0,"ONLY");
3236      gMC->Gspos("I12B",8,"IT12",0.0,0.0,0.0,idrotm[233],"ONLY");
3237      gMC->Gspos("I12B",7,"IT12",0.0,0.0,0.0,idrotm[244],"ONLY");
3238      gMC->Gspos("I12B",6,"IT12",0.0,0.0,0.0,idrotm[236],"ONLY");
3239      gMC->Gspos("I12B",2,"IT12",0.0,0.0,0.0,idrotm[245],"ONLY");
3240      gMC->Gspos("I12B",3,"IT12",0.0,0.0,0.0,idrotm[234],"ONLY");
3241      gMC->Gspos("I12B",4,"IT12",0.0,0.0,0.0,idrotm[246],"ONLY");
3242      gMC->Gspos("I12B",5,"IT12",0.0,0.0,0.0,idrotm[247],"ONLY");
3243      gMC->Gspos("I12B",9,"IT12",0.0,0.0,0.0,idrotm[248],"ONLY");
3244      gMC->Gspos("I12B",10,"IT12",0.0,0.0,0.0,idrotm[249],"ONLY");
3245      deltax=((ddet1-0.01/2.)+(dchip1-0.015/2.))*TMath::Cos(270.*TMath::Pi()/180.);  // see definition of idrotm[238]
3246           deltay=((ddet1-0.01/2.)+(dchip1-0.015/2.))*TMath::Sin(270.*TMath::Pi()/180.);  // see definition of idrotm[238]
3247      gMC->Gspos("I10B",2,"I12B",0.203+deltax,3.8206+deltay,0.0,idrotm[238],"ONLY");       
3248      deltax=((ddet1-0.01/2.)+(dchip1-0.015/2.))*TMath::Cos(252.*TMath::Pi()/180.);  // see definition of idrotm[239]
3249           deltay=((ddet1-0.01/2.)+(dchip1-0.015/2.))*TMath::Sin(252.*TMath::Pi()/180.);  // see definition of idrotm[239]  
3250      gMC->Gspos("I10B",1,"I12B",1.4531+deltax,3.8152+deltay,0.0,idrotm[239],"ONLY");
3251      deltax=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Cos(40.*TMath::Pi()/180.);  // see definition of idrotm[240]
3252           deltay=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Sin(40.*TMath::Pi()/180.);  // see definition of idrotm[240]  
3253      gMC->Gspos("I20B",1,"I12B",3.0174+deltax,6.5143+deltay,0.0,idrotm[240],"ONLY");
3254      deltax=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Cos(49.*TMath::Pi()/180.);  // see definition of idrotm[241]
3255           deltay=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Sin(49.*TMath::Pi()/180.);  // see definition of idrotm[241] 
3256      gMC->Gspos("I20B",2,"I12B",1.9612+deltax,6.9062+deltay,0.0,idrotm[241],"ONLY");
3257      deltax=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Cos(58.*TMath::Pi()/180.);  // see definition of idrotm[242]
3258           deltay=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Sin(58.*TMath::Pi()/180.);  // see definition of idrotm[242] 
3259      gMC->Gspos("I20B",3,"I12B",0.8567+deltax,7.1279+deltay,0.0,idrotm[242],"ONLY");
3260      deltax=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Cos(67.*TMath::Pi()/180.);  // see definition of idrotm[243]
3261           deltay=((ddet2-0.01/2.)+(dchip2-0.015/2.))*TMath::Sin(67.*TMath::Pi()/180.);  // see definition of idrotm[243] 
3262      gMC->Gspos("I20B",4,"I12B",-0.2689+deltax,7.1742+deltay,0.0,idrotm[243],"ONLY");
3263      gMC->Gspos("I123",1,"I12B",-0.2978,5.5196,0.0,idrotm[214],"ONLY");
3264      gMC->Gspos("I121",1,"I12B",-0.2385,4.1518,0.0,idrotm[213],"ONLY");
3265      gMC->Gspos("I122",1,"I12B",-0.2968,4.0207,0.0,idrotm[212],"ONLY");
3266      gMC->Gspos("I120",1,"I12B",-0.3672,3.9056,0.0,0,"ONLY");
3267      gMC->Gspos("I144",1,"I12B",-0.2538,3.8556,0.0,0,"ONLY");
3268      gMC->Gspos("I113",3,"I12B",0.1095,3.9056,0.0,0,"ONLY");
3269      gMC->Gspos("I143",1,"I12B",0.4365,3.8556,0.0,idrotm[236],"ONLY");
3270      gMC->Gspos("I142",1,"I12B",0.5136,3.9056,0.0,idrotm[235],"ONLY");
3271      gMC->Gspos("I141",1,"I12B",0.5636,3.9752,0.0,idrotm[237],"ONLY");
3272      gMC->Gspos("I140",1,"I12B",0.6336,4.0447,0.0,idrotm[234],"ONLY");
3273      gMC->Gspos("I139",1,"I12B",0.8297,4.0545,0.0,idrotm[207],"ONLY");
3274      gMC->Gspos("I113",5,"I12B",1.2575,3.9681,0.0,idrotm[207],"ONLY");
3275      gMC->Gspos("I138",1,"I12B",1.66,3.7848,0.0,idrotm[207],"ONLY");
3276      gMC->Gspos("I137",1,"I12B",1.8556,3.7738,0.0,idrotm[233],"ONLY");
3277      gMC->Gspos("I136",1,"I12B",2.6224,4.874,0.0,idrotm[232],"ONLY");
3278      gMC->Gspos("I135",1,"I12B",3.2967,6.0337,0.0,idrotm[231],"ONLY");
3279      gMC->Gspos("I134",1,"I12B",3.266,6.1636,0.0,idrotm[230],"ONLY");
3280      gMC->Gspos("I113",1,"I12B",2.9903,6.4144,0.0,idrotm[211],"ONLY");
3281      gMC->Gspos("I133",3,"I12B",2.7631,6.7627,0.0,idrotm[230],"ONLY");
3282      gMC->Gspos("I132",3,"I12B",2.62,6.8555,0.0,idrotm[229],"ONLY");
3283      gMC->Gspos("I131",3,"I12B",2.648,6.6023,0.0,idrotm[228],"ONLY");
3284      gMC->Gspos("I130",3,"I12B",2.6569,6.3431,0.0,idrotm[227],"ONLY");
3285      gMC->Gspos("I129",3,"I12B",2.3906,6.4819,0.0,idrotm[226],"ONLY");
3286      gMC->Gspos("I113",2,"I12B",1.9488,6.7998,0.0,idrotm[210],"ONLY");
3287      gMC->Gspos("I133",2,"I12B",1.6699,7.1085,0.0,idrotm[226],"ONLY");
3288      gMC->Gspos("I132",2,"I12B",1.5142,7.1777,0.0,idrotm[225],"ONLY");
3289      gMC->Gspos("I131",2,"I12B",1.5814,6.932,0.0,idrotm[224],"ONLY");
3290      gMC->Gspos("I130",2,"I12B",1.6308,6.6774,0.0,idrotm[223],"ONLY");
3291      gMC->Gspos("I129",2,"I12B",1.346,6.7728,0.0,idrotm[222],"ONLY");
3292      gMC->Gspos("I113",6,"I12B",0.8599,7.0176,0.0,idrotm[209],"ONLY");
3293      gMC->Gspos("I133",1,"I12B",0.5362,7.2789,0.0,idrotm[222],"ONLY");
3294      gMC->Gspos("I132",1,"I12B",0.3715,7.3228,0.0,idrotm[221],"ONLY");
3295      gMC->Gspos("I131",1,"I12B",0.4763,7.0907,0.0,idrotm[220],"ONLY");
3296      gMC->Gspos("I130",1,"I12B",0.5649,6.8469,0.0,idrotm[219],"ONLY");
3297      gMC->Gspos("I129",1,"I12B",0.2688,6.8966,0.0,idrotm[218],"ONLY");
3298      gMC->Gspos("I113",4,"I12B",-0.2497,7.0624,0.0,idrotm[208],"ONLY");
3299      gMC->Gspos("I128",1,"I12B",-0.6103,7.2698,0.0,idrotm[218],"ONLY");
3300      gMC->Gspos("I126",1,"I12B",-0.7799,7.2874,0.0,idrotm[217],"ONLY");
3301      gMC->Gspos("I125",1,"I12B",-0.6315,7.0883,0.0,idrotm[216],"ONLY");
3302      gMC->Gspos("I124",1,"I12B",-0.4965,6.8742,0.0,idrotm[215],"ONLY");
3303      gMC->Gspos("I105",3,"I10B",-0.05,-0.01,-16.844,idrotm[201],"ONLY");
3304      gMC->Gspos("I105",4,"I10B",-0.05,-0.01,16.844,0,"ONLY");
3305
3306      // Insertion of half-stave level in old SPD1
3307      gGeoManager->MakeVolumeAssembly("L1H-STAVE0");
3308      gGeoManager->MakeVolumeAssembly("L1H-STAVE1");
3309      gMC->Gspos("L1H-STAVE0",1,"I10B",0,0,0,0,"ONLY");
3310      gMC->Gspos("L1H-STAVE1",1,"I10B",0,0,0,0,"ONLY");
3311      gMC->Gspos("I107",1,"L1H-STAVE0",-0.0455,-di10b[1]+di107[1],10.708,0,"ONLY");
3312      gMC->Gspos("I107",2,"L1H-STAVE0",-0.0455,-di10b[1]+di107[1],3.536,0,"ONLY");
3313      gMC->Gspos("I107",3,"L1H-STAVE1",-0.0455,-di10b[1]+di107[1],-3.536,0,"ONLY");
3314      gMC->Gspos("I107",4,"L1H-STAVE1",-0.0455,-di10b[1]+di107[1],-10.708,0,"ONLY");
3315      //      gMC->Gspos("I107",2,"I10B",-0.0455,-di10b[1]+di107[1],3.536,0,"ONLY");
3316      //      gMC->Gspos("I107",1,"I10B",-0.0455,-di10b[1]+di107[1],10.708,0,"ONLY");
3317      //      gMC->Gspos("I107",4,"I10B",-0.0455,-di10b[1]+di107[1],-10.708,0,"ONLY");
3318      //      gMC->Gspos("I107",3,"I10B",-0.0455,-di10b[1]+di107[1],-3.536,0,"ONLY");
3319
3320     // Insertion of half-stave level in old SPD2
3321      gGeoManager->MakeVolumeAssembly("L2H-STAVE0");
3322      gGeoManager->MakeVolumeAssembly("L2H-STAVE1");
3323      gMC->Gspos("L2H-STAVE0",1,"I20B",0,0,0,0,"ONLY");
3324      gMC->Gspos("L2H-STAVE1",1,"I20B",0,0,0,0,"ONLY");
3325      gMC->Gspos("I1D7",1,"L2H-STAVE0",-0.0455,-di20b[1]+di1d7[1],10.708,0,"ONLY");
3326      gMC->Gspos("I1D7",2,"L2H-STAVE0",-0.0455,-di20b[1]+di1d7[1],3.536,0,"ONLY");
3327      gMC->Gspos("I1D7",3,"L2H-STAVE1",-0.0455,-di20b[1]+di1d7[1],-3.536,0,"ONLY");
3328      gMC->Gspos("I1D7",4,"L2H-STAVE1",-0.0455,-di20b[1]+di1d7[1],-10.708,0,"ONLY");
3329 //      gMC->Gspos("I1D7",2,"I20B",-0.0455,-di20b[1]+di1d7[1],3.536,0,"ONLY");
3330 //      gMC->Gspos("I1D7",1,"I20B",-0.0455,-di20b[1]+di1d7[1],10.708,0,"ONLY");
3331 //      gMC->Gspos("I1D7",4,"I20B",-0.0455,-di20b[1]+di1d7[1],-10.708,0,"ONLY");
3332 //      gMC->Gspos("I1D7",3,"I20B",-0.0455,-di20b[1]+di1d7[1],-3.536,0,"ONLY");
3333
3334      gMC->Gspos("I109",1,"I10B",-0.138,0.015,-16.844,idrotm[201],"ONLY");
3335      gMC->Gspos("I109",2,"I10B",-0.138,0.015,16.844,0,"ONLY");
3336      gMC->Gspos("I108",1,"I10B",-0.138,-di10b[1]+2.*di107[1]+di108[1],0.0,0,"ONLY");
3337      gMC->Gspos("I105",1,"I20B",-0.05,-0.01,-16.844,idrotm[201],"ONLY");
3338      gMC->Gspos("I105",2,"I20B",-0.05,-0.01,16.844,0,"ONLY");
3339      gMC->Gspos("I109",3,"I20B",-0.138,0.015,-16.844,idrotm[201],"ONLY");
3340      gMC->Gspos("I109",4,"I20B",-0.138,0.015,16.844,0,"ONLY");
3341      gMC->Gspos("I108",2,"I20B",-0.138,-di20b[1]+2.*di1d7[1]+di108[1],0.0,0,"ONLY");
3342      gMC->Gspos("I112",2,"I113",0.25,0.02,0.0,idrotm[206],"ONLY");
3343      gMC->Gspos("I111",2,"I113",0.1318,-0.0008,0.0,idrotm[205],"ONLY");
3344      gMC->Gspos("I118",1,"I113",0.0,-0.0454,0.0,0,"ONLY");
3345      gMC->Gspos("I110",1,"I113",0.0,0.0492,0.0,0,"ONLY");
3346      gMC->Gspos("I114",1,"I113",0.063,0.0042,0.0,idrotm[202],"ONLY");
3347      gMC->Gspos("I115",1,"I113",0.063,0.0042,0.0,idrotm[202],"ONLY");
3348      gMC->Gspos("I115",2,"I113",-0.063,0.0042,0.0,idrotm[237],"ONLY");
3349      gMC->Gspos("I114",2,"I113",-0.063,0.0042,0.0,idrotm[237],"ONLY");
3350      gMC->Gspos("I116",1,"I113",0.0,0.0042,0.0,0,"ONLY");
3351      gMC->Gspos("I111",1,"I113",-0.1318,-0.0008,0.0,idrotm[204],"ONLY");
3352      gMC->Gspos("I112",1,"I113",-0.25,0.02,0.0,idrotm[203],"ONLY");
3353      gMC->Gspos("I106",1,"I107",0.0,-ddet1,-1.4,0,"ONLY");
3354      gMC->Gspos("I106",2,"I107",0.0,-ddet1,0.0,0,"ONLY");
3355      gMC->Gspos("I106",3,"I107",0.0,-ddet1,1.4,0,"ONLY");
3356      gMC->Gspos("I106",4,"I107",0.0,-ddet1,2.8,0,"ONLY");
3357      gMC->Gspos("I106",5,"I107",0.0,-ddet1,-2.8,0,"ONLY");
3358      gMC->Gspos("I101",1,"I107",0.0,dchip1,0.0,0,"ONLY");
3359      gMC->Gspos("I1D6",1,"I1D7",0.0,-ddet2,-1.4,0,"ONLY");
3360      gMC->Gspos("I1D6",2,"I1D7",0.0,-ddet2,0.0,0,"ONLY");
3361      gMC->Gspos("I1D6",3,"I1D7",0.0,-ddet2,1.4,0,"ONLY");
3362      gMC->Gspos("I1D6",4,"I1D7",0.0,-ddet2,2.8,0,"ONLY");
3363      gMC->Gspos("I1D6",5,"I1D7",0.0,-ddet2,-2.8,0,"ONLY");
3364      gMC->Gspos("I1D1",1,"I1D7",0.0,dchip2,0.0,0,"ONLY");
3365      gMC->Gspos("I117",1,"I116",0.0,0.0,0.0,0,"ONLY");
3366      gMC->Gspos("ITS1",1,"I101",0.0,0.0,0.0,0,"ONLY");
3367      gMC->Gspos("ITS2",1,"I1D1",0.0,0.0,0.0,0,"ONLY");
3368      gMC->Gspos("I651",1,"IT12",0.0,0.0,26.05,0,"ONLY");
3369      gMC->Gspos("I651",2,"IT12",0.0,0.0,-26.05,0,"ONLY");
3370      
3371      gMC->Gspos("I650",16,"IT12",0.0,0.0,22.0,idrotm[1104],"ONLY");
3372      gMC->Gspos("I650",20,"IT12",0.0,0.0,22.0,idrotm[1130],"ONLY");
3373      gMC->Gspos("I650",18,"IT12",0.0,0.0,22.0,idrotm[1117],"ONLY");
3374      gMC->Gspos("I650",1,"IT12",0.0,0.0,22.0,0,"ONLY");
3375      gMC->Gspos("I650",4,"IT12",0.0,0.0,22.0,idrotm[1106],"ONLY");
3376      gMC->Gspos("I650",6,"IT12",0.0,0.0,22.0,idrotm[1039],"ONLY");
3377      gMC->Gspos("I650",8,"IT12",0.0,0.0,22.0,idrotm[1107],"ONLY");
3378      gMC->Gspos("I650",10,"IT12",0.0,0.0,22.0,idrotm[1065],"ONLY");
3379      gMC->Gspos("I650",12,"IT12",0.0,0.0,22.0,idrotm[1078],"ONLY");
3380      gMC->Gspos("I650",14,"IT12",0.0,0.0,22.0,idrotm[1091],"ONLY");
3381      gMC->Gspos("I650",19,"IT12",0.0,0.0,-22.0,idrotm[1108],"ONLY");
3382      gMC->Gspos("I650",2,"IT12",0.0,0.0,-22.0,idrotm[1109],"ONLY");
3383      gMC->Gspos("I650",3,"IT12",0.0,0.0,-22.0,idrotm[1110],"ONLY");
3384      gMC->Gspos("I650",5,"IT12",0.0,0.0,-22.0,idrotm[1111],"ONLY");
3385      gMC->Gspos("I650",7,"IT12",0.0,0.0,-22.0,idrotm[1112],"ONLY");
3386      gMC->Gspos("I650",9,"IT12",0.0,0.0,-22.0,idrotm[1113],"ONLY");
3387      gMC->Gspos("I650",11,"IT12",0.0,0.0,-22.0,idrotm[1114],"ONLY");
3388      gMC->Gspos("I650",13,"IT12",0.0,0.0,-22.0,idrotm[1115],"ONLY");
3389      gMC->Gspos("I650",15,"IT12",0.0,0.0,-22.0,idrotm[1116],"ONLY");
3390      gMC->Gspos("I650",17,"IT12",0.0,0.0,-22.0,idrotm[1118],"ONLY");
3391      gMC->Gspos("I666",1,"I650",0.0,0.0,0.25,idrotm[1003],"ONLY");
3392
3393      gMC->Gspos("I667",1,"I650",0.1102,0.9945,0.45,idrotm[1088],"ONLY");
3394      gMC->Gspos("I669",3,"I650",0.1883,4.0372,-3.2,0,"ONLY");
3395      gMC->Gspos("I671",3,"I650",0.1883,4.0372,0.6,0,"ONLY");
3396      gMC->Gspos("I669",2,"I650",1.3343,4.0609,-3.2,0,"ONLY");
3397      gMC->Gspos("I671",2,"I650",1.3343,4.0609,0.6,0,"ONLY");
3398      gMC->Gspos("I669",6,"I650",2.9567,6.1959,-3.2,idrotm[1089],"ONLY");
3399      gMC->Gspos("I671",6,"I650",2.9567,6.1959,0.6,idrotm[1089],"ONLY");
3400      gMC->Gspos("I669",5,"I650",1.9511,6.5822,-3.2,idrotm[1011],"ONLY");
3401      gMC->Gspos("I671",5,"I650",1.9511,6.5822,0.6,idrotm[1011],"ONLY");
3402      gMC->Gspos("I669",4,"I650",0.8974,6.8064,-3.2,idrotm[1090],"ONLY");
3403      gMC->Gspos("I671",4,"I650",0.8974,6.8064,0.6,idrotm[1090],"ONLY");
3404      gMC->Gspos("I669",1,"I650",-0.1784,6.863,-3.2,0,"ONLY");
3405      gMC->Gspos("I671",1,"I650",-0.1784,6.863,0.6,0,"ONLY");
3406      gMC->Gspos("I673",1,"I650",0.2173,4.8037,1.8,0,"ONLY");
3407      gMC->Gspos("I673",6,"I650",1.5093,4.5605,1.8,0,"ONLY");
3408      gMC->Gspos("I673",4,"I650",-0.173,6.2531,1.8,idrotm[1092],"ONLY");
3409      gMC->Gspos("I673",3,"I650",0.8073,6.2032,1.8,idrotm[1093],"ONLY");
3410      gMC->Gspos("I673",2,"I650",1.7678,6.0005,1.8,idrotm[1094],"ONLY");
3411      gMC->Gspos("I673",5,"I650",2.6847,5.6501,1.8,0,"ONLY");
3412      gMC->Gspos("I676",2,"I650",1.7618,5.2269,2.5,0,"ONLY");
3413      gMC->Gspos("I676",1,"I650",0.4018,5.5869,2.5,0,"ONLY");
3414      gMC->Gspos("I668",1,"I667",0.0,0.0,0.0,0,"ONLY");
3415      gMC->Gspos("I670",1,"I669",0.0,0.0,0.0,0,"ONLY");
3416      gMC->Gspos("I672",1,"I671",0.0,0.0,0.0,0,"ONLY");
3417      gMC->Gspos("I674",1,"I673",0.0,0.0,0.0,0,"MANY");
3418      gMC->Gspos("I675",1,"I673",0.0,0.0,-0.5,0,"ONLY");
3419      gMC->Gspos("I677",1,"I676",0.0,0.0,0.0,0,"ONLY");
3420      gMC->Gspos("I678",1,"I676",0.0,0.0,-0.95,0,"ONLY");  
3421   }
3422     
3423   // --- Place SDD volumes into their mother volume IT34
3424  
3425   // -- position SDD detectors of ladder 3 / layer 3
3426   if (! AliITSInitGeometry::SDDIsTGeoNative()) {
3427
3428   gMC->Gspos("ITS3", 1,"I302",  0.0,      0.0,    0.0,    0,           "ONLY");
3429   ySDD = ySDDsep/2.+iI302dits[1];
3430   for (iSDD=0; iSDD<6; iSDD++) {
3431     gMC->Gspos("I302", iSDD+1, "I004",  0.0, ySDD,  zSDDlay3[iSDD], 0, "ONLY");
3432     ySDD = -ySDD;
3433   }
3434
3435   gMC->Gspos("I004", 1,"IT34", -3.2777,  14.3607, 0.0,   idrotm[321],"ONLY");
3436   gMC->Gspos("I004", 2,"IT34", -9.5581,  11.9855, 0.0,   idrotm[333],"ONLY");
3437   gMC->Gspos("I004", 3,"IT34",-13.2713,   6.3911, 0.0,   idrotm[336],"ONLY");
3438   gMC->Gspos("I004", 4,"IT34",-15.33,     0.0,    0.0,   idrotm[350],"ONLY");
3439   gMC->Gspos("I004", 5,"IT34",-13.2713,  -6.3911, 0.0,   idrotm[313],"ONLY");
3440   gMC->Gspos("I004", 6,"IT34", -9.5581, -11.9855, 0.0,   idrotm[311],"ONLY");
3441   gMC->Gspos("I004", 7,"IT34", -3.2777, -14.3607, 0.0,   idrotm[310],"ONLY");
3442   gMC->Gspos("I004", 8,"IT34",  3.4112, -14.9456, 0.0,   idrotm[386],"ONLY");
3443   gMC->Gspos("I004", 9,"IT34",  9.184,  -11.5164, 0.0,   idrotm[309],"ONLY");
3444   gMC->Gspos("I004",10,"IT34", 13.8119,  -6.6514, 0.0,   idrotm[308],"ONLY");
3445   gMC->Gspos("I004",11,"IT34", 14.73,     0.0,    0.0,   idrotm[356],"ONLY");
3446   gMC->Gspos("I004",12,"IT34", 13.8119,   6.6514, 0.0,   idrotm[307],"ONLY");
3447   gMC->Gspos("I004",13,"IT34",  9.184,   11.5164, 0.0,   idrotm[306],"ONLY");
3448   gMC->Gspos("I004",14,"IT34",  3.4113,  14.9456, 0.0,   idrotm[305],"ONLY");
3449
3450
3451   // -- position SDD detectors of ladder 4 / layer 4
3452
3453   gMC->Gspos("ITS4", 1,"I402",  0.0,      0.000,  0.0,   0,"ONLY");
3454   ySDD = -(ySDDsep/2.+iI402dits[1]);
3455   for (iSDD=0; iSDD<8; iSDD++) {
3456     gMC->Gspos("I402", iSDD+1, "I005",  0.0, ySDD,  zSDDlay4[iSDD], 0, "ONLY");
3457     ySDD = -ySDD;
3458   }
3459   
3460   gMC->Gspos("I005", 1,"IT34", -3.3629,  23.3895,-0.15,  idrotm[335],"ONLY");
3461   gMC->Gspos("I005", 2,"IT34",-10.0447,  21.9949,-0.15,  idrotm[332],"ONLY");
3462   gMC->Gspos("I005", 3,"IT34",-15.4744,  17.8584,-0.15,  idrotm[331],"ONLY");
3463   gMC->Gspos("I005", 4,"IT34",-20.3415,  13.0727,-0.15,  idrotm[366],"ONLY");
3464   gMC->Gspos("I005", 5,"IT34",-22.6728,   6.6573,-0.15,  idrotm[330],"ONLY");
3465   gMC->Gspos("I005", 6,"IT34",-24.18,     0.0,   -0.15,  idrotm[350],"ONLY");
3466   gMC->Gspos("I005", 7,"IT34",-22.6728,  -6.6573,-0.15,  idrotm[329],"ONLY");
3467   gMC->Gspos("I005", 8,"IT34",-20.3415, -13.0727,-0.15,  idrotm[328],"ONLY");
3468   gMC->Gspos("I005", 9,"IT34",-15.4744, -17.8584,-0.15,  idrotm[327],"ONLY");
3469   gMC->Gspos("I005",10,"IT34",-10.0447, -21.9949,-0.15,  idrotm[326],"ONLY");
3470   gMC->Gspos("I005",11,"IT34", -3.3629, -23.3895,-0.15,  idrotm[325],"ONLY");
3471   gMC->Gspos("I005",12,"IT34",  3.4412, -23.9339,-0.15,  idrotm[324],"ONLY");
3472   gMC->Gspos("I005",13,"IT34",  9.8163, -21.4946,-0.15,  idrotm[323],"ONLY");
3473   gMC->Gspos("I005",14,"IT34", 15.8345, -18.274, -0.15,  idrotm[322],"ONLY");
3474   gMC->Gspos("I005",15,"IT34", 19.8788, -12.7753,-0.15,  idrotm[320],"ONLY");
3475   gMC->Gspos("I005",16,"IT34", 23.2005,  -6.8123,-0.15,  idrotm[319],"ONLY");
3476   gMC->Gspos("I005",17,"IT34", 23.63,     0.0,   -0.15,  idrotm[318],"ONLY");
3477   gMC->Gspos("I005",18,"IT34", 23.2005,   6.8123,-0.15,  idrotm[317],"ONLY");
3478   gMC->Gspos("I005",19,"IT34", 19.8788,  12.7753,-0.15,  idrotm[316],"ONLY");
3479   gMC->Gspos("I005",20,"IT34", 15.8345,  18.274, -0.15,  idrotm[315],"ONLY");
3480   gMC->Gspos("I005",21,"IT34",  9.8163,  21.4946,-0.15,  idrotm[314],"ONLY");
3481   gMC->Gspos("I005",22,"IT34",  3.4412,  23.9339,-0.15,  idrotm[334],"ONLY");
3482
3483
3484   // -- build block of the SDD ladder frame holding the electronics
3485
3486   gMC->Gspos("I019", 1,"I018", -1.9,     -1.735,  0.0, idrotm[344], "ONLY");
3487   gMC->Gspos("I019", 2,"I018",  1.987,   -1.5843, 0.0, idrotm[343], "ONLY");
3488   gMC->Gspos("I019", 3,"I018", -0.087,    1.7066, 0.0, idrotm[342], "ONLY");
3489
3490   gMC->Gspos("I020", 1,"I018", -1.9782,  -1.569,  0.0, idrotm[342], "ONLY");
3491   gMC->Gspos("I020", 2,"I018",  1.8824,  -1.735,  0.0, idrotm[344], "ONLY");
3492   gMC->Gspos("I020", 3,"I018",  0.0958,   1.6913, 0.0, idrotm[343], "ONLY");
3493
3494   gMC->Gspos("I021", 1,"I018",  1.0761,   0.0835, 2.6008, idrotm[340], "ONLY");
3495   gMC->Gspos("I021", 2,"I018", -1.0761,   0.0835,-2.8008, idrotm[339], "ONLY");
3496   gMC->Gspos("I021", 3,"I018", -1.0761,   0.0835,-1.0492, idrotm[338], "ONLY");
3497   gMC->Gspos("I021", 4,"I018",  1.0761,   0.0835,-2.8008, idrotm[337], "ONLY");
3498   gMC->Gspos("I021", 5,"I018",  1.0761,   0.0835,-1.0492, idrotm[340], "ONLY");
3499   gMC->Gspos("I021", 6,"I018", -1.0761,   0.0835, 0.8492, idrotm[339], "ONLY");
3500   gMC->Gspos("I021", 7,"I018", -1.0761,   0.0835, 2.6008, idrotm[338], "ONLY");
3501   gMC->Gspos("I021", 8,"I018",  1.0761,   0.0835, 0.8492, idrotm[337], "ONLY");
3502
3503   gMC->Gspos("I022", 1,"I018",  0.0,     -1.79,   3.55,   idrotm[312], "ONLY");
3504   gMC->Gspos("I022", 2,"I018",  0.0,     -1.79,  -0.1,    idrotm[312], "ONLY");
3505
3506   gMC->Gspos("I023", 1,"I018",  0.0,     -1.79,   1.725,  idrotm[341], "ONLY");
3507   gMC->Gspos("I023", 2,"I018",  0.0,     -1.79,  -1.925,  idrotm[341], "ONLY");
3508
3509   gMC->Gspos("I033", 1,"I018",  1.8,     -1.75,   1.35,   0,           "MANY");
3510   gMC->Gspos("I033", 2,"I018", -1.8,     -1.75,  -2.65,   idrotm[345], "MANY");
3511   gMC->Gspos("I033", 3,"I018", -1.8,     -1.75,   1.35,   idrotm[345], "MANY");
3512   gMC->Gspos("I033", 4,"I018",  1.8,     -1.75,  -2.65,   0,           "MANY");
3513
3514   gMC->Gspos("I034", 1,"I018",  1.6,     -1.775,  1.35,   idrotm[312], "ONLY");
3515   gMC->Gspos("I034", 2,"I018", -1.6,     -1.775, -2.65,   idrotm[348], "ONLY");
3516   gMC->Gspos("I034", 3,"I018", -1.6,     -1.775,  1.35,   idrotm[348], "ONLY");
3517   gMC->Gspos("I034", 4,"I018",  1.6,     -1.775, -2.65,   idrotm[312], "ONLY");
3518
3519   gMC->Gspos("I035", 1,"I018",  1.