Effective C++ warnings
[u/mrichter/AliRoot.git] / ITS / AliITSv11GeometrySDD.cxx
1 /**************************************************************************
2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3  *                                                                        *
4  * Author: The ALICE Off-line Project.                                    *
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13  * provided "as is" without express or implied warranty.                  *
14  *********************************s*****************************************/
15
16
17 //*************************************************************************
18 //
19 // SDD geometry, based on ROOT geometrical modeler
20 //
21 //
22 // This geometry has no dependence with aliroot, you can run it with root
23 // only, provided that the AliITSv11GeomCable classes are also compiled
24 //
25 // Ludovic Gaudichet                                   gaudichet@to.infn.it
26 //*************************************************************************
27
28
29 // $Id$
30
31
32 // General Root includes
33 #include <TMath.h>
34
35 // Root Geometry includes
36 #include <TGeoManager.h>
37 #include <TGeoVolume.h>
38 #include <TGeoCone.h>
39 #include <TGeoTube.h>
40 #include <TGeoTrd1.h>
41 #include <TGeoArb8.h>
42 #include <TGeoCompositeShape.h>
43 #include <TGeoMatrix.h>
44 #include <TGeoNode.h>
45 #include <TGeoPcon.h>
46
47 #include "AliITSgeom.h"
48 #include "AliITSgeomSDD.h"
49 #include "AliITSv11GeometrySDD.h"
50 #include "AliITSv11GeomCableFlat.h"
51 #include "AliITSv11GeomCableRound.h"
52
53 const char*    AliITSv11GeometrySDD::fgSDDsensitiveVolName3 = "ITSsddSensitivL3";
54 const char*    AliITSv11GeometrySDD::fgSDDsensitiveVolName4 = "ITSsddSensitivL4";
55 const Double_t AliITSv11GeometrySDD::fgkSegmentLength     = 37.2*2*fgkmm;
56 const Double_t AliITSv11GeometrySDD::fgkLadderWidth       = 50.0*fgkmm;
57 const Double_t AliITSv11GeometrySDD::fgkLadderHeight      = 30.0*fgkmm;
58 const Double_t AliITSv11GeometrySDD::fgkLadderSegBoxDW    =  3.5*fgkmm;
59 const Double_t AliITSv11GeometrySDD::fgkLadderSegBoxDH    =  3.*fgkmm;
60
61 const Double_t AliITSv11GeometrySDD::fgkLadderBeamRadius  =  0.6*fgkmm;
62 const Double_t AliITSv11GeometrySDD::fgkLadderLa          =  3.*fgkmm;
63 const Double_t AliITSv11GeometrySDD::fgkLadderHa          =  0.721979*fgkmm;
64 const Double_t AliITSv11GeometrySDD::fgkLadderLb          =  3.7*fgkmm;
65 const Double_t AliITSv11GeometrySDD::fgkLadderHb          =  0.890428*fgkmm;
66 const Double_t AliITSv11GeometrySDD::fgkLadderl           =  0.25*fgkmm;
67
68 const Double_t AliITSv11GeometrySDD::fgkBottomBeamAngle   = 56.5;
69 const Double_t AliITSv11GeometrySDD::fgkBeamSidePhi       = 65;
70
71 const Double_t AliITSv11GeometrySDD::fgkLadWaferSep       = 2*fgkmm;
72 const Double_t AliITSv11GeometrySDD::fgkPinSuppWidth      = 2.5*fgkmm;
73 const Double_t AliITSv11GeometrySDD::fgkPinSuppHeight     = 2.*fgkmm;
74 const Double_t AliITSv11GeometrySDD::fgkPinSuppRmax       = 2.5/2.*fgkmm;
75 const Double_t AliITSv11GeometrySDD::fgkPinR              = 1.5/2.*fgkmm;
76 const Double_t AliITSv11GeometrySDD::fgkPinSuppLength     = 5.*fgkmm;
77 const Double_t AliITSv11GeometrySDD::fgkPinSuppThickness  = 0.5*fgkmm;
78 const Double_t AliITSv11GeometrySDD::fgkPinSuppConeAngle  = 4;
79 const Double_t AliITSv11GeometrySDD::fgkPinDXminOnSensor  = (39./2.)*fgkmm;
80 const Double_t AliITSv11GeometrySDD::fgkPinPinDDXOnSensor = 3*fgkmm;
81 const Double_t AliITSv11GeometrySDD::fgkPinDYOnSensor     = (52.5/2.)*fgkmm;
82
83 // parameters from ALR-0752/3
84 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppHeight    =  3.2*fgkmm;  
85 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppMaxLength = 14*fgkmm;
86 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppWidthExt  =  0.4*fgkmm;
87 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppWidthIn   =  0.65*fgkmm;
88 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppHoleDiam  =  2*fgkmm;
89 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppFulWidth  =  5.15*fgkmm;
90 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppTongW     =  0.8*fgkmm; 
91 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppAngle     = 22.5;
92 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppSlitL     =  4.9*fgkmm;
93 const Double_t AliITSv11GeometrySDD::fgkCoolPipeSuppAxeDist   =  3.05*fgkmm;
94 const Double_t AliITSv11GeometrySDD::fgkCoolPipeInnerDiam     =  1.84*fgkmm;
95 const Double_t AliITSv11GeometrySDD::fgkCoolPipeOuterDiam     =  2.*fgkmm;
96
97 const Double_t AliITSv11GeometrySDD::fgkBTBthick           =  0.25 *fgkmm;
98 const Double_t AliITSv11GeometrySDD::fgkBTBlength          = 55. *fgkmm;
99 const Double_t AliITSv11GeometrySDD::fgkBTBwidth           = 18*fgkmm;
100 const Double_t AliITSv11GeometrySDD::fgkBTBaxisAtoBottom   =  4*fgkmm;
101 const Double_t AliITSv11GeometrySDD::fgkBTBaxisAtoBase     =  1.2*fgkmm;
102 const Double_t AliITSv11GeometrySDD::fgkRadiusAminBTB      =  1. *fgkmm;
103 const Double_t AliITSv11GeometrySDD::fgkRadiusBminBTB      =  0.53 *fgkmm;
104 const Double_t AliITSv11GeometrySDD::fgkBTBHoleLength      = 15 *fgkmm;
105 const Double_t AliITSv11GeometrySDD::fgkBTBHolewidth       =  6 *fgkmm;
106 const Double_t AliITSv11GeometrySDD::fgkBTBHoleRefX        = 10 *fgkmm;
107 const Double_t AliITSv11GeometrySDD::fgkBTBHoleRefY        =  6.5 *fgkmm;
108
109 const Double_t AliITSv11GeometrySDD::fgkLay3Rmin           = 145.*fgkmm;
110 const Double_t AliITSv11GeometrySDD::fgkLay3Rmax           = 200.*fgkmm;
111 const Double_t AliITSv11GeometrySDD::fgkLay3Length         = (524.+0.)*fgkmm; // ladder+supporting rings (length of the virtual tube)
112 const Double_t AliITSv11GeometrySDD::fgkLay3LadderLength   = 524.*fgkmm;
113 const Double_t AliITSv11GeometrySDD::fgkLay3DetShortRadius = 146.0*fgkmm;
114 const Double_t AliITSv11GeometrySDD::fgkLay3DetLongRadius  = 152.0*fgkmm;
115 const Double_t AliITSv11GeometrySDD::fgkLay3LaddTopCornerEnd = 15.6*fgkmm;
116 const Int_t    AliITSv11GeometrySDD::fgkLay3Ndet           =  6;
117 const Int_t    AliITSv11GeometrySDD::fgkLay3Nladd          = 14;
118 const Double_t AliITSv11GeometrySDD::fgkLay3CoolPipeSuppH  =  7.5*fgkmm;
119
120 const Double_t AliITSv11GeometrySDD::fgkLay4Rmin           = 235.*fgkmm;
121 const Double_t AliITSv11GeometrySDD::fgkLay4Rmax           = 286.*fgkmm;
122 const Double_t AliITSv11GeometrySDD::fgkLay4Length         = (671.+0.)*fgkmm;    // ladder+supporting rings (length of the virtual tube)
123 const Double_t AliITSv11GeometrySDD::fgkLay4LadderLength   = 671.*fgkmm;
124 const Double_t AliITSv11GeometrySDD::fgkLay4DetShortRadius = 235.0*fgkmm;
125 const Double_t AliITSv11GeometrySDD::fgkLay4DetLongRadius  = 240.5*fgkmm;
126 const Double_t AliITSv11GeometrySDD::fgkLay4LaddTopCornerEnd = 15.6*fgkmm;
127 const Int_t    AliITSv11GeometrySDD::fgkLay4Ndet           = 8;
128 const Int_t    AliITSv11GeometrySDD::fgkLay4Nladd          = 22;
129 const Double_t AliITSv11GeometrySDD::fgkLay4CoolPipeSuppH  = 7.5*fgkmm;
130
131 const Double_t AliITSv11GeometrySDD::fgkEndLaddCardsShortRadiusLay3 = fgkLay3DetShortRadius;
132 const Double_t AliITSv11GeometrySDD::fgkEndLaddCardsShortRadiusLay4 = fgkLay4DetShortRadius;
133 const Double_t AliITSv11GeometrySDD::fgkDistEndLaddCardsLadd = 0.*fgkmm;
134
135 //hybrid 
136 const Double_t AliITSv11GeometrySDD::fgkHybridAngle       = 46;           // approx !!!
137 // Origine taken at the hybrid corner :
138 const Double_t AliITSv11GeometrySDD::fgkHybridLength      = 65*fgkmm;
139 const Double_t AliITSv11GeometrySDD::fgkHybridWidth       = 41*fgkmm;
140 const Double_t AliITSv11GeometrySDD::fgkHybRndHoleRad     = 1.05*fgkmm;
141 const Double_t AliITSv11GeometrySDD::fgkHybRndHoleZ       = 2.5*fgkmm;
142 const Double_t AliITSv11GeometrySDD::fgkHybRndHoleX       = fgkHybridWidth-23.599*fgkmm;
143
144 const Double_t AliITSv11GeometrySDD::fgkHybFLlowHoleDZ    =   9.698*fgkmm; 
145 const Double_t AliITSv11GeometrySDD::fgkHybFLlowHolePasDX =  10.754*fgkmm; 
146 const Double_t AliITSv11GeometrySDD::fgkHybFLlowHoleAmbDX =   9.122*fgkmm;
147   // center of ships to the border
148 const Double_t AliITSv11GeometrySDD::fgkHybFLlowChipZ4    = fgkHybridLength-(4.654      )*fgkmm-fgkHybFLlowHoleDZ/2;
149 const Double_t AliITSv11GeometrySDD::fgkHybFLlowChipZ3    = fgkHybridLength-(4.654+15.  )*fgkmm-fgkHybFLlowHoleDZ/2;
150 const Double_t AliITSv11GeometrySDD::fgkHybFLlowChipZ2    = fgkHybridLength-(4.654+15.*2)*fgkmm-fgkHybFLlowHoleDZ/2;
151 const Double_t AliITSv11GeometrySDD::fgkHybFLlowChipZ1    = fgkHybridLength-(4.654+15.*3)*fgkmm-fgkHybFLlowHoleDZ/2;
152 const Double_t AliITSv11GeometrySDD::fgkHybFLlowPasX      = fgkHybridWidth-32.775*fgkmm;       
153 const Double_t AliITSv11GeometrySDD::fgkHybFLlowAmbX      = fgkHybridWidth-20.791*fgkmm;
154 const Double_t AliITSv11GeometrySDD::fgkHybChipsDZ        =  9.221*fgkmm; 
155 const Double_t AliITSv11GeometrySDD::fgkHybPascalDX       = 10.245*fgkmm; 
156 const Double_t AliITSv11GeometrySDD::fgkHybAmbraDX        =  8.51*fgkmm; 
157 const Double_t AliITSv11GeometrySDD::fgkHybFLUpperWidth   = 15.012*fgkmm;
158 const Double_t AliITSv11GeometrySDD::fgkHybFLUpperLength  = 59.878*fgkmm;
159 const Double_t AliITSv11GeometrySDD::fgkHybFLUpperAlDZ    = 11.183*fgkmm;
160 const Double_t AliITSv11GeometrySDD::fgkHybFLUpperAldx    =  2.307*fgkmm;
161
162 const Double_t AliITSv11GeometrySDD::fgkmu = 1*fgkmicron; // 1*fgkmicron; // can be increase for checking thin objects
163 const Double_t AliITSv11GeometrySDD::fgkHybridThBridgeThick =  0.25*fgkmm;               // ???
164 const Double_t AliITSv11GeometrySDD::fgkHybAlThick         =  30*fgkmu;
165 const Double_t AliITSv11GeometrySDD::fgkHybUpThick         =  20*fgkmu;
166 const Double_t AliITSv11GeometrySDD::fgkHybGlueScrnThick   =  50*fgkmu;           // ??? ?????
167 const Double_t AliITSv11GeometrySDD::fgkHybGlueLowThick    =  90*fgkmu;
168 const Double_t AliITSv11GeometrySDD::fgkHybGlueUpThick     =  90*fgkmu;           // sur ?????
169 const Double_t AliITSv11GeometrySDD::fgkHybAlCCThick       =  12*fgkmu;
170 const Double_t AliITSv11GeometrySDD::fgkHybUpCCThick       =  12*fgkmu;
171 const Double_t AliITSv11GeometrySDD::fgkHybChipThick       = 150*fgkmu;
172 const Double_t AliITSv11GeometrySDD::fgkHybGlueAgThick     =  50*fgkmu;          // ??? ????
173 const Double_t AliITSv11GeometrySDD::fgkHybUnderNiThick    =  20*fgkmu;          // ??? ????
174 const Int_t    AliITSv11GeometrySDD::fgkNHybSMD = 25;
175 const Double_t AliITSv11GeometrySDD::fgkHybSMDposX[fgkNHybSMD]     = 
176           {2.92*fgkmm,6.5*fgkmm,10.13*fgkmm,13.59*fgkmm,21.40*fgkmm,
177            2.92*fgkmm,6.5*fgkmm,10.13*fgkmm,13.59*fgkmm,19.91*fgkmm,
178            2.92*fgkmm,6.5*fgkmm,10.13*fgkmm,13.59*fgkmm,17.09*fgkmm,21.40*fgkmm,
179            2.92*fgkmm,6.5*fgkmm,10.13*fgkmm,13.59*fgkmm,19.91*fgkmm,
180            1.63*fgkmm,5.22*fgkmm,13.59*fgkmm,21.40*fgkmm};
181 const Double_t AliITSv11GeometrySDD::fgkHybSMDposZ[fgkNHybSMD]     = 
182          { 2.3 *fgkmm, 2.3 *fgkmm, 2.3 *fgkmm, 2.3 *fgkmm, 2.3 *fgkmm,
183            17.315*fgkmm,17.315*fgkmm,17.315*fgkmm,17.315*fgkmm,17.315*fgkmm,
184            32.31*fgkmm,32.31*fgkmm,32.31*fgkmm,32.31*fgkmm,32.31*fgkmm,32.31*fgkmm,
185            47.38*fgkmm,47.38*fgkmm,47.38*fgkmm,47.38*fgkmm,47.38*fgkmm,
186            62.68*fgkmm,62.06*fgkmm,62.06*fgkmm,62.06*fgkmm};
187 const Double_t AliITSv11GeometrySDD::fgkHybSMDmiddleW      =   0.954*fgkmm;
188 const Double_t AliITSv11GeometrySDD::fgkHybSMDmiddleL      =   0.47 *fgkmm;
189 const Double_t AliITSv11GeometrySDD::fgkHybSMDendW         =   1.132*fgkmm;
190 const Double_t AliITSv11GeometrySDD::fgkHybSMDendL         =   0.925*fgkmm;
191 const Double_t AliITSv11GeometrySDD::fgkHybSMDheight       = 400.*fgkmu;          // ??? ????!!!!!!!
192
193 const Double_t AliITSv11GeometrySDD::fgkWaferThickness     = 300.*fgkmu;
194 const Double_t AliITSv11GeometrySDD::fgkWaferWidth         =  72.5 *fgkmm;
195 const Double_t AliITSv11GeometrySDD::fgkWaferLength        =  87.6 *fgkmm;
196 const Double_t AliITSv11GeometrySDD::fgkWaferThickSens     = 299.8*fgkmu;
197 const Double_t AliITSv11GeometrySDD::fgkWaferWidthSens     =  70.17*fgkmm;
198 // 256 anodes times 294 microns of pitch
199 const Double_t AliITSv11GeometrySDD::fgkWaferLengthSens    =  256*294*fgkmicron;
200
201 const Double_t AliITSv11GeometrySDD::fgkDigitCablWidth     = 18.4*fgkmm;
202 const Double_t AliITSv11GeometrySDD::fgkDigitCablAlThick   = (30+30*8./10.)*fgkmicron; // will probably change
203 const Double_t AliITSv11GeometrySDD::fgkDigitCablPolyThick = (20+12)*fgkmicron;        // will probably change
204
205 const Double_t AliITSv11GeometrySDD::fgkWaHVcableAlThick   = 30*2./10.*fgkmu;  // will probably change // Al ratio is random !!!
206 const Double_t AliITSv11GeometrySDD::fgkWaHVcablePolyThick = 175*fgkmu;        // will probably change
207 const Double_t AliITSv11GeometrySDD::fgkWaHVcableLength    = 67.08*fgkmm;
208 const Double_t AliITSv11GeometrySDD::fgkWaHVcableWitdh     = 17.4*fgkmm;              //  check !!!
209 const Double_t AliITSv11GeometrySDD::fgkWaHVcableDW        = 5.24*fgkmm; //5.24*fgkmm;//  check !!!
210
211 const Double_t AliITSv11GeometrySDD::fgkSensorGlassLX      =   5.  *fgkmm; 
212 const Double_t AliITSv11GeometrySDD::fgkSensorGlassLZ      =   5.  *fgkmm; 
213 const Double_t AliITSv11GeometrySDD::fgkSensorGlassLY      = 150.  *fgkmu;
214 const Double_t AliITSv11GeometrySDD::fgkGlassDXOnSensor    =  26.28*fgkmm;             //  check !!!
215 const Double_t AliITSv11GeometrySDD::fgkGlassDZOnSensor    =  22.50*fgkmm;             //  check !!!
216
217 const Double_t AliITSv11GeometrySDD::fgkTransitHVAlThick    = 30*2./10.*fgkmu; //  check // will probably change //Al ratio is random
218 const Double_t AliITSv11GeometrySDD::fgkTransitHVPolyThick  = 100*fgkmu;       //  check  // will probably change
219 const Double_t AliITSv11GeometrySDD::fgkTransitHVHeadLX     =  71.46*fgkmm;           //  check !!!
220 const Double_t AliITSv11GeometrySDD::fgkTransitHVHeadLZ     =  21.3*fgkmm;
221 const Double_t AliITSv11GeometrySDD::fgkTransitHVBondingLZ  =   3.6*fgkmm;
222 const Double_t AliITSv11GeometrySDD::fgkTransitHVtailLength =  27*fgkmm;              // ???, not yet fixed ...
223 const Double_t AliITSv11GeometrySDD::fgkTransitHVtailWidth  =  26*fgkmm;
224 const Double_t AliITSv11GeometrySDD::fgkTransitHVtailXpos   =   8*fgkmm;    //8*fgkmm          // ???, a mesurer !!!
225 const Double_t AliITSv11GeometrySDD::fgkTransitHVsideLZ     =  10.34*fgkmm;
226 const Double_t AliITSv11GeometrySDD::fgkTransitHVsideLeftZ  =   4.11*fgkmm;
227 const Double_t AliITSv11GeometrySDD::fgkTransitHVsideRightZ =   3.5*fgkmm;           // ???, a mesurer !!!
228
229 const Double_t AliITSv11GeometrySDD::fgkLongHVcablePolyThick= (20+30+125+30+20+30+125+30+20)*fgkmu; //  check  // will probably change
230 const Double_t AliITSv11GeometrySDD::fgkLongHVcableAlThick  = (30+30*2/10+30)*fgkmu;                //  check  // will probably change
231 const Double_t AliITSv11GeometrySDD::fgkLongHVcableSeparation = 600*fgkmicron;
232
233 const Double_t AliITSv11GeometrySDD::fgkRubyDX              =  14.*fgkmm;
234 const Double_t AliITSv11GeometrySDD::fgkRubyZladd3          = 250*fgkmm;
235 const Double_t AliITSv11GeometrySDD::fgkRubyZladd4          = 325*fgkmm;
236
237 // the stesalite ladder foot at its end
238 const Double_t AliITSv11GeometrySDD::fgkLadFootX         = 60.*fgkmm;
239 const Double_t AliITSv11GeometrySDD::fgkLadFootZ         = 20.*fgkmm;
240 const Double_t AliITSv11GeometrySDD::fgkLadFootY         =  8.*fgkmm;
241 const Double_t AliITSv11GeometrySDD::fgkLadFootMiddleY    =  4.5*fgkmm;
242 const Double_t AliITSv11GeometrySDD::fgkLadBox1X         = 23.*fgkmm;
243 const Double_t AliITSv11GeometrySDD::fgkLadFingerPrintX  =  6.*fgkmm;
244 const Double_t AliITSv11GeometrySDD::fgkLadFingerPrintY  =  1.*fgkmm;
245 const Double_t AliITSv11GeometrySDD::fgkLadFingerPrintBorder = 4.*fgkmm;
246 const Double_t AliITSv11GeometrySDD::fgkRubyCageHoleZ     =  8.*fgkmm;
247 const Double_t AliITSv11GeometrySDD::fgkRubyCageHoleX     =  9.*fgkmm;
248 const Double_t AliITSv11GeometrySDD::fgkRubyCageHoleY     =  6.5*fgkmm;
249 const Double_t AliITSv11GeometrySDD::fgkRubyCageAxisShift =  0.5*fgkmm;
250 const Double_t AliITSv11GeometrySDD::fgkScrewM4diam       =  4.*fgkmm;
251
252 const Double_t AliITSv11GeometrySDD::fgkRubyScrewShiftToCenterY = 0.1;
253 const Double_t AliITSv11GeometrySDD::fgkRubyHoleDiam            = 0.5;
254
255 // the U cooling pipe and its heat exchanger in end-ladder cards system
256 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeUlengthLay3 = 138*fgkmm;
257 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeUlengthLay4 = 150*fgkmm;
258 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeUwidth      =  59*fgkmm;
259 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeRadius      =   5*fgkmm;
260 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeInnerDiam   =   2.8*fgkmm;
261 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeOuterDiam   =   3.*fgkmm;
262 //--- The al body of the cooling syst.of the heat exchanger :
263 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeArmZLay3    = 112.*fgkmm;   //
264 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeArmZLay4    = 125.*fgkmm;   //
265 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeArmX        =   4.75*fgkmm; // the arms of the U cooling tube
266 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeArmY        =   6.8*fgkmm;
267 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeArmBoxDY    =   1.03*fgkmm; // shift in Y of the arms from the axis
268 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeArmBoxDX    =   0.125*fgkmm;// shift in X of the arms from the axis
269 const Double_t AliITSv11GeometrySDD::fgkEndLadPipeArmZpos     =   8.9*fgkmm;  // 
270
271 // LV card :
272 const Double_t AliITSv11GeometrySDD::fgkLVcardX     = 26.525*fgkmm;
273 const Double_t AliITSv11GeometrySDD::fgkLVcardY     = 44.95*fgkmm;
274 const Double_t AliITSv11GeometrySDD::fgkLVcardZ     = 1.*fgkmm; // all except Cu layer   //???
275 const Double_t AliITSv11GeometrySDD::fgkLVcardCuZ   = 0.1*fgkmm;   //???
276
277 const Double_t AliITSv11GeometrySDD::fgkLVChip0X    = 16.525*fgkmm;
278 const Double_t AliITSv11GeometrySDD::fgkLVChip0Y    = 10.8*fgkmm;
279 const Double_t AliITSv11GeometrySDD::fgkLVChip0Z    =  3.5*fgkmm; // all except si layer   //???
280 const Double_t AliITSv11GeometrySDD::fgkLVChip0SiZ  =  0.2*fgkmm; //???????????????????????????????????????????????????
281 const Double_t AliITSv11GeometrySDD::fgkLVChip0PosX = 13.*fgkmm; //19.95*fgkmm;  ???
282 const Double_t AliITSv11GeometrySDD::fgkLVChip0PosY = 10.3*fgkmm;
283
284 const Double_t AliITSv11GeometrySDD::fgkLVChip1X    = 6.00*fgkmm;
285 const Double_t AliITSv11GeometrySDD::fgkLVChip1Y    = 6.00*fgkmm;
286 const Double_t AliITSv11GeometrySDD::fgkLVChip1Z    = 1*fgkmm;  // ???
287 const Double_t AliITSv11GeometrySDD::fgkLVChip1SiZ  = 0.2*fgkmm;  // ???
288 const Double_t AliITSv11GeometrySDD::fgkLVChip1PosX = 18.*fgkmm;
289 const Double_t AliITSv11GeometrySDD::fgkLVChip1PosY = 27.6*fgkmm;
290
291 const Double_t AliITSv11GeometrySDD::fgkLVChip2X    = 6.00*fgkmm;
292 const Double_t AliITSv11GeometrySDD::fgkLVChip2Y    = 6.00*fgkmm;
293 const Double_t AliITSv11GeometrySDD::fgkLVChip2Z    = 1*fgkmm;    // ???
294 const Double_t AliITSv11GeometrySDD::fgkLVChip2SiZ  = 0.2*fgkmm;  //???
295 const Double_t AliITSv11GeometrySDD::fgkLVChip2PosX = 18.0*fgkmm;
296 const Double_t AliITSv11GeometrySDD::fgkLVChip2PosY = 39.0*fgkmm;
297
298 const Double_t AliITSv11GeometrySDD::fgkLVChip3X    = 4.01*fgkmm;
299 const Double_t AliITSv11GeometrySDD::fgkLVChip3Y    = 4.01*fgkmm;
300 const Double_t AliITSv11GeometrySDD::fgkLVChip3Z    = 1*fgkmm; // ???
301 const Double_t AliITSv11GeometrySDD::fgkLVChip3SiZ  = 0.2*fgkmm;
302 const Double_t AliITSv11GeometrySDD::fgkLVChip3PosX = 20.7*fgkmm;
303 const Double_t AliITSv11GeometrySDD::fgkLVChip3PosY = 21.4*fgkmm;
304
305 const Double_t AliITSv11GeometrySDD::fgkLVcoolX1    = 17.25*fgkmm;
306 const Double_t AliITSv11GeometrySDD::fgkLVcoolY1    =  8.7*fgkmm;
307 const Double_t AliITSv11GeometrySDD::fgkLVcoolZ1    =  1.*fgkmm;
308
309 const Double_t AliITSv11GeometrySDD::fgkLVcoolX2    =  3.5*fgkmm;
310 const Double_t AliITSv11GeometrySDD::fgkLVcoolY2    =  8.7*fgkmm;
311 const Double_t AliITSv11GeometrySDD::fgkLVcoolZ2    =  2.3*fgkmm;
312
313 const Double_t AliITSv11GeometrySDD::fgkLVcoolX3    =  4.75*fgkmm;
314 const Double_t AliITSv11GeometrySDD::fgkLVcoolY3    =  3.1*fgkmm; //+0.1=glue
315 const Double_t AliITSv11GeometrySDD::fgkLVcoolPosY  = 6.5*fgkmm;
316
317 // HV card :
318 const Double_t AliITSv11GeometrySDD::fgkHVCardCeramX    = 54.01*fgkmm;
319 const Double_t AliITSv11GeometrySDD::fgkHVCardCeramY    = 40.89*fgkmm;
320 const Double_t AliITSv11GeometrySDD::fgkHVCardCeramZ    =  0.7*fgkmm;  // ???
321
322 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa1X    =   6.8*fgkmm;
323 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa1Z    =   1.*fgkmm;  // ???
324 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa1Ymid =   4.1*fgkmm;
325 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa1Yend =   0.95*fgkmm; // doesn't take into account the soldering
326 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa1PosX =  13.1*fgkmm;
327 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa1PosY =  14.5*fgkmm;
328
329 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa2X    =   6.8*fgkmm;
330 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa2Z    =   1.*fgkmm;  // ???
331 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa2Ymid =   2.9*fgkmm;
332 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa2Yend =   0.95*fgkmm;
333 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa2PosX = -12.6*fgkmm;
334 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa2PosY =  16.54*fgkmm;
335
336 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3Xmid =   3.0*fgkmm;
337 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3Xend =   0.91*fgkmm;
338 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3Z    =   2.*fgkmm;      // ???
339 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3Y    =   3.43*fgkmm;
340
341 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosX1 =  14.6*fgkmm;
342 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosX2 =   7.2*fgkmm;
343 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosX3 =   2.52*fgkmm;
344 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosX4 =  -4.96*fgkmm;
345 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosX5 = -13.82*fgkmm;
346 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosY1 =   6.27*fgkmm;
347 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosY2 =   0.7*fgkmm;
348 const Double_t AliITSv11GeometrySDD::fgkHVCardCapa3PosY3 =   9.1*fgkmm;
349
350 const Double_t AliITSv11GeometrySDD::fgkHVCardCool1X     =  14.*fgkmm;
351 const Double_t AliITSv11GeometrySDD::fgkHVCardCool1Y     =   9.5*fgkmm;
352 const Double_t AliITSv11GeometrySDD::fgkHVCardCool1Z     =   2.*fgkmm;
353 const Double_t AliITSv11GeometrySDD::fgkHVCardCool2X     =  14.25*fgkmm;
354 const Double_t AliITSv11GeometrySDD::fgkHVCardCool2Y     =   3.5*fgkmm;
355 const Double_t AliITSv11GeometrySDD::fgkHVCardCool2Z     =   4.5*fgkmm;
356 const Double_t AliITSv11GeometrySDD::fgkHVCardCool3X     =   4.5*fgkmm;
357 const Double_t AliITSv11GeometrySDD::fgkHVCardCool3Y     =   3.5*fgkmm;
358 const Double_t AliITSv11GeometrySDD::fgkHVCardCool3Z     =   7.2*fgkmm;
359 const Double_t AliITSv11GeometrySDD::fgkHVCardCoolDY     =   6.*fgkmm;
360
361 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppX1     = 19.5*fgkmm;
362 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppY1     =  2*fgkmm;
363 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppX2     = 35.*fgkmm;
364 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppY2     =  3.9*fgkmm;
365 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppZ      = 17.*fgkmm;
366 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppAngle  = 45;
367 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppX3     =  4.5*fgkmm;
368 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppY3     =  3.*fgkmm;
369 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppZ3     = 12.*fgkmm;
370 const Double_t AliITSv11GeometrySDD::fgkCarlosSuppTopLen = 8.65*fgkmm;
371
372 // screws fixing boards to the end-ladder on the U tube
373 const Double_t AliITSv11GeometrySDD::fgkLittleScrewHeadR   = 1.85*fgkmm;
374 const Double_t AliITSv11GeometrySDD::fgkLittleScrewHeadH   = 1.5*fgkmm;
375 const Double_t AliITSv11GeometrySDD::fgkLittleScrewR       = 0.7*fgkmm;
376 const Double_t AliITSv11GeometrySDD::fgkShiftLittleScrewLV = 3*fgkmm;     // ???
377 const Double_t AliITSv11GeometrySDD::fgkLittleLVScrewHeadR = 1.2*fgkmm;   // ???
378
379 // CARLOS board
380 const Double_t AliITSv11GeometrySDD::fgkCarlosCardX1          = (25.50+28.50)*fgkmm; // length (first part of Carlos card)
381 const Double_t AliITSv11GeometrySDD::fgkCarlosCardY1          =    1.6*fgkmm;        // thickness
382 const Double_t AliITSv11GeometrySDD::fgkCarlosCardZ1          =   40.8*fgkmm;        // width 
383 const Double_t AliITSv11GeometrySDD::fgkCarlosCardCuY         =    0.1*fgkmm;   // thickness of Cu layer (strips)
384 const Double_t AliITSv11GeometrySDD::fgkCarlosCardX2          =   25.50*fgkmm;  // length (2nd part of Carlos card)
385 const Double_t AliITSv11GeometrySDD::fgkCarlosCardZ2          =    8.20*fgkmm;  // width 
386
387 const Double_t AliITSv11GeometrySDD::fgkCarlosCardChipSiThick =   0.1*fgkmm;  // ??? idem for all chips ???
388 const Double_t AliITSv11GeometrySDD::fgkCarlosCardShift       =   9*fgkmm;   // ??? shift in z w.r.t. heat bridge 
389
390 // size and position of various chips on carlos end-ladder board
391 const Double_t AliITSv11GeometrySDD::fgkCarlosU1X             =  13*fgkmm;
392 const Double_t AliITSv11GeometrySDD::fgkCarlosU1Y             =   1.68*fgkmm; 
393 const Double_t AliITSv11GeometrySDD::fgkCarlosU1Z             =  13*fgkmm;
394 const Double_t AliITSv11GeometrySDD::fgkCarlosU1posX          =  18.4*fgkmm;
395 const Double_t AliITSv11GeometrySDD::fgkCarlosU1posZ          =  -7.2*fgkmm;
396
397 const Double_t AliITSv11GeometrySDD::fgkCarlosU2X             =  13.75*fgkmm;
398 const Double_t AliITSv11GeometrySDD::fgkCarlosU2Y             =   1.60*fgkmm; 
399 const Double_t AliITSv11GeometrySDD::fgkCarlosU2Z             =  13.85*fgkmm;
400 const Double_t AliITSv11GeometrySDD::fgkCarlosU2posX          =  -0.375*fgkmm;
401 const Double_t AliITSv11GeometrySDD::fgkCarlosU2posZ          =  -9.725*fgkmm;
402
403 const Double_t AliITSv11GeometrySDD::fgkCarlosU3X             =   5*fgkmm;
404 const Double_t AliITSv11GeometrySDD::fgkCarlosU3Y             =   1.*fgkmm;
405 const Double_t AliITSv11GeometrySDD::fgkCarlosU3Z             =   5*fgkmm; 
406 const Double_t AliITSv11GeometrySDD::fgkCarlosU3posX          =   6.4*fgkmm;
407 const Double_t AliITSv11GeometrySDD::fgkCarlosU3posZ          =   9.9*fgkmm;
408
409 // U4 like U3  
410 const Double_t AliITSv11GeometrySDD::fgkCarlosU4posX          = -12*fgkmm;
411 const Double_t AliITSv11GeometrySDD::fgkCarlosU4posZ          =   3.6*fgkmm;
412
413 const Double_t AliITSv11GeometrySDD::fgkCarlosU17X            =  16*fgkmm;
414 const Double_t AliITSv11GeometrySDD::fgkCarlosU17Y            =   3.5*fgkmm; 
415 const Double_t AliITSv11GeometrySDD::fgkCarlosU17Z            =  10.9*fgkmm;
416 const Double_t AliITSv11GeometrySDD::fgkCarlosU17posX         = -17.84*fgkmm;
417 const Double_t AliITSv11GeometrySDD::fgkCarlosU17posZ         = -10.95*fgkmm;
418
419 const Double_t AliITSv11GeometrySDD::fgkCarlosU35X            =   4*fgkmm;
420 const Double_t AliITSv11GeometrySDD::fgkCarlosU35Y            =   1.*fgkmm; 
421 const Double_t AliITSv11GeometrySDD::fgkCarlosU35Z            =   4*fgkmm;
422 const Double_t AliITSv11GeometrySDD::fgkCarlosU35posX         = -21.6*fgkmm;
423 const Double_t AliITSv11GeometrySDD::fgkCarlosU35posZ         =   2.3*fgkmm;
424
425 const Double_t AliITSv11GeometrySDD::fgkCarlosU36X            =   6*fgkmm;
426 const Double_t AliITSv11GeometrySDD::fgkCarlosU36Y            =   1.*fgkmm; 
427 const Double_t AliITSv11GeometrySDD::fgkCarlosU36Z            =   6*fgkmm;
428 const Double_t AliITSv11GeometrySDD::fgkCarlosU36posX         = -21.6*fgkmm;
429 const Double_t AliITSv11GeometrySDD::fgkCarlosU36posZ         =   9.6*fgkmm;
430   
431 const Double_t AliITSv11GeometrySDD::fgkCarlosQZ1X            =   8*fgkmm;
432 const Double_t AliITSv11GeometrySDD::fgkCarlosQZ1Y            =   1.7*fgkmm; // look thicker than design number (0.7) ! ??? 
433 const Double_t AliITSv11GeometrySDD::fgkCarlosQZ1Z            =   3.7*fgkmm;
434 const Double_t AliITSv11GeometrySDD::fgkCarlosQZ1posX         = -12*fgkmm;
435 const Double_t AliITSv11GeometrySDD::fgkCarlosQZ1posZ         =  10.6*fgkmm;
436
437 // distance from the heat bridge center to the card center :
438 const Double_t AliITSv11GeometrySDD::fgkCarlosCard2HeatBridge = fgkCarlosSuppY2/2+fgkCarlosCardY1/2+fgkCarlosU1Y+0.1*fgkmm;
439
440 // some pieces at the end of the carbon fiber ladder
441  const Double_t AliITSv11GeometrySDD::fgkCoolPipeLay3Len   = 467.*fgkmm;  // ???
442  const Double_t AliITSv11GeometrySDD::fgkCoolPipeLay4Len   = 616.*fgkmm;  // ???
443  const Double_t AliITSv11GeometrySDD::fgkHVguideX1         =  42.5*fgkmm;
444  const Double_t AliITSv11GeometrySDD::fgkHVguideY1         =   7.*fgkmm;
445  const Double_t AliITSv11GeometrySDD::fgkHVguideZ1         =  10.*fgkmm;
446  const Double_t AliITSv11GeometrySDD::fgkHVguideZ2         =   6.*fgkmm;
447  const Double_t AliITSv11GeometrySDD::fgkHVguideDX         =  -8.5*fgkmm;
448  const Double_t AliITSv11GeometrySDD::fgkHVguideSuppFullZ  = 37.5*fgkmm;
449
450 // Cooling connector between phynox and plastic cooling water tubes
451 const Double_t AliITSv11GeometrySDD::fgkConnectorCoolTubeRmin = 1 *fgkmm;
452 const Double_t AliITSv11GeometrySDD::fgkConnectorCoolTubeR1   = 2.5*fgkmm; // ???
453 const Double_t AliITSv11GeometrySDD::fgkConnectorCoolTubeL1   = 3.*fgkmm;  // ???
454 const Double_t AliITSv11GeometrySDD::fgkConnectorCoolTubeR2   = 3.5*fgkmm;  // ???
455 const Double_t AliITSv11GeometrySDD::fgkConnectorCoolTubeL2   = 2.*fgkmm;  // ???
456 const Double_t AliITSv11GeometrySDD::fgkConnectorCoolTubeR3   = 3.*fgkmm;  // ???
457 const Double_t AliITSv11GeometrySDD::fgkConnectorCoolTubeL3   = 5 *fgkmm;  // ???
458
459
460 // parameters for coding SDD cables on SDD and SSD cones
461 const Double_t AliITSv11GeometrySDD::fgkSectionCuPerMod = 3*2*0.006 + 3*2*0.0005 + 2*0.002;
462 //                                             copper :     LV     +  signal  +  HV(HV ???)
463 const Double_t AliITSv11GeometrySDD::fgkSectionPlastPerMod = (TMath::Pi()*(3*0.36*0.36/4 + 3*0.21*0.21/4 + 2*0.115*0.115/4) 
464                                                               - fgkSectionCuPerMod);
465
466 const Double_t AliITSv11GeometrySDD::fgkSectionGlassPerMod = 3*0.006; // ???
467 // (sections are given in cm square)
468 const Double_t AliITSv11GeometrySDD::fgkCableBendRatio = 1.3; // ??? this factor account for the bending of cables
469
470 const Double_t AliITSv11GeometrySDD::fgkConeSDDr1 = 11.87574*fgkcm;
471 const Double_t AliITSv11GeometrySDD::fgkConeSDDr2 = 26.07574*fgkcm;
472 const Double_t AliITSv11GeometrySDD::fgkConeSDDz1 =  3.36066*fgkcm + 186.0*fgkmm + 0.5*790.0*fgkmm - 19.18934*fgkcm - 1.6;
473 const Double_t AliITSv11GeometrySDD::fgkConeSDDz2 = 17.56066*fgkcm + 186.0*fgkmm + 0.5*790.0*fgkmm - 19.18934*fgkcm - 1.6;
474 // These last parameters come from cone's code and define the slope
475 // and position of the SDD cone end.  For some unknown reason, this doesn't
476 // allow to stick on the SDD cone. This has to be checked when a correct
477 // version of the cone is available ... For now 'm applying some approximative
478 // corrections
479
480 const Double_t AliITSv11GeometrySDD::fgkSDDCableR1    = 16*fgkcm; // ??? // part 1 of "cable cone"
481 const Double_t AliITSv11GeometrySDD::fgkSDDCableR2    = 23*fgkcm; // ??? // part 1/2 of "cable cone"
482 const Double_t AliITSv11GeometrySDD::fgkSDDCableR3    = 26*fgkcm; // ??? // part 2 of "cable cone"
483
484 const Double_t AliITSv11GeometrySDD::fgkSDDCableDZint =  3.5*fgkcm;
485 const Double_t AliITSv11GeometrySDD::fgkSDDCableR5    =  37*fgkcm; // third part of "cable cone"
486 const Double_t AliITSv11GeometrySDD::fgkSDDCableZ5    =  65*fgkcm; // third part of "cable cone"
487
488
489
490
491
492
493
494 ClassImp(AliITSv11GeometrySDD)
495
496 //________________________________________________________________________
497 AliITSv11GeometrySDD::AliITSv11GeometrySDD(): 
498   AliITSv11Geometry(),
499   fPinSupport(0),
500   fCoolPipeSupportL(0),
501   fCoolPipeSupportR(0),
502   fSDDsensor3(0),
503   fSDDsensor4(0),
504   fBaseThermalBridge(0),
505   fHybrid(0),
506   fLadderFoot(0),
507   fCardLVR(0),
508   fCardLVL(0),
509   fCardHV(0),
510   fCardCarlos(0),
511   fRaccordoL(0),
512   fDigitCableLay3A(0),
513   fDigitCableLay3B(0),
514   fDigitCableLay4A(0),
515   fDigitCableLay4B(0),
516   fMotherVol(0),
517   fAddHybrids(kTRUE), 
518   fAddSensors(kTRUE),
519   fAddHVcables(kTRUE),
520   fAddCables(kTRUE), 
521   fAddCoolingSyst(kTRUE),
522   fCoolingOn(kTRUE),
523   fAddOnlyLadder3min(-1),
524   fAddOnlyLadder3max(-1),
525   fAddOnlyLadder4min(-1),
526   fAddOnlyLadder4max(-1),
527   fColorCarbonFiber(4),
528   fColorRyton(5),
529   fColorPhynox(7),
530   fColorSilicon(3),
531   fColorAl(7),
532   fColorPolyhamide(5),
533   fColorGlass(2),
534   fColorSMD(12),
535   fColorSMDweld(17),
536   fColorStesalite(20),
537   fLay3LadderUnderSegDH(0),
538   fLay4LadderUnderSegDH(0),
539   fLay3LaddShortRadius(0),
540   fLay3LaddLongRadius(0),
541   fLay4LaddShortRadius(0),
542   fLay4LaddLongRadius(0)
543 {
544   //
545   // Standard constructor
546   //
547   SetParameters();
548 }
549
550
551 //________________________________________________________________________
552 AliITSv11GeometrySDD::AliITSv11GeometrySDD(Int_t debug) :
553   AliITSv11Geometry(debug),
554   fPinSupport(0),
555   fCoolPipeSupportL(0),
556   fCoolPipeSupportR(0),
557   fSDDsensor3(0),
558   fSDDsensor4(0),
559   fBaseThermalBridge(0),
560   fHybrid(0),
561   fLadderFoot(0),
562   fCardLVR(0),
563   fCardLVL(0),
564   fCardHV(0),
565   fCardCarlos(0),
566   fRaccordoL(0),
567   fDigitCableLay3A(0),
568   fDigitCableLay3B(0),
569   fDigitCableLay4A(0),
570   fDigitCableLay4B(0),
571   fMotherVol(0),
572   fAddHybrids(kTRUE), 
573   fAddSensors(kTRUE),
574   fAddHVcables(kTRUE),
575   fAddCables(kTRUE), 
576   fAddCoolingSyst(kTRUE),
577   fCoolingOn(kTRUE),
578   fAddOnlyLadder3min(-1),
579   fAddOnlyLadder3max(-1),
580   fAddOnlyLadder4min(-1),
581   fAddOnlyLadder4max(-1),
582   fColorCarbonFiber(4),
583   fColorRyton(5),
584   fColorPhynox(7),
585   fColorSilicon(3),
586   fColorAl(7),
587   fColorPolyhamide(5),
588   fColorGlass(2),
589   fColorSMD(12),
590   fColorSMDweld(17),
591   fColorStesalite(20),
592   fLay3LadderUnderSegDH(0),
593   fLay4LadderUnderSegDH(0),
594   fLay3LaddShortRadius(0),
595   fLay3LaddLongRadius(0),
596   fLay4LaddShortRadius(0),
597   fLay4LaddLongRadius(0)
598 {
599   //
600   // Constructor setting debugging level
601   //
602   SetParameters();
603 }
604
605 //________________________________________________________________________
606 AliITSv11GeometrySDD::AliITSv11GeometrySDD(const AliITSv11GeometrySDD &s) :
607   AliITSv11Geometry(s.GetDebug()),
608   fPinSupport(s.fPinSupport),
609   fCoolPipeSupportL(s.fCoolPipeSupportL),
610   fCoolPipeSupportR(s.fCoolPipeSupportR),
611   fSDDsensor3(s.fSDDsensor3),
612   fSDDsensor4(s.fSDDsensor4),
613   fBaseThermalBridge(s.fBaseThermalBridge),
614   fHybrid(s.fHybrid),
615   fLadderFoot(s.fLadderFoot),
616   fCardLVR(s.fCardLVR),
617   fCardLVL(s.fCardLVL),
618   fCardHV(s.fCardHV),
619   fCardCarlos(s.fCardCarlos),
620   fRaccordoL(s.fRaccordoL),
621   fDigitCableLay3A(s.fDigitCableLay3A),
622   fDigitCableLay3B(s.fDigitCableLay3B),
623   fDigitCableLay4A(s.fDigitCableLay4A),
624   fDigitCableLay4B(s.fDigitCableLay4B),
625   fMotherVol(s.fMotherVol),
626   fAddHybrids(s.fAddHybrids), 
627   fAddSensors(s.fAddSensors),
628   fAddHVcables(s.fAddHVcables),
629   fAddCables(s.fAddCables), 
630   fAddCoolingSyst(s.fAddCoolingSyst),
631   fCoolingOn(s.fCoolingOn),
632   fAddOnlyLadder3min(s.fAddOnlyLadder3min),
633   fAddOnlyLadder3max(s.fAddOnlyLadder3max),
634   fAddOnlyLadder4min(s.fAddOnlyLadder4min),
635   fAddOnlyLadder4max(s.fAddOnlyLadder4max),
636   fColorCarbonFiber(s.fColorCarbonFiber),
637   fColorRyton(s.fColorRyton),
638   fColorPhynox(s.fColorPhynox),
639   fColorSilicon(s.fColorSilicon),
640   fColorAl(s.fColorAl),
641   fColorPolyhamide(s.fColorPolyhamide),
642   fColorGlass(s.fColorGlass),
643   fColorSMD(s.fColorSMD),
644   fColorSMDweld(s.fColorSMDweld),
645   fColorStesalite(s.fColorStesalite),
646   fLay3LadderUnderSegDH(s.fLay3LadderUnderSegDH),
647   fLay4LadderUnderSegDH(s.fLay4LadderUnderSegDH),
648   fLay3LaddShortRadius(s.fLay3LaddShortRadius),
649   fLay3LaddLongRadius(s.fLay3LaddLongRadius),
650   fLay4LaddShortRadius(s.fLay4LaddShortRadius),
651   fLay4LaddLongRadius(s.fLay4LaddLongRadius)
652 {
653   //     Copy Constructor
654   // do only a "shallow copy" ...
655   SetParameters();
656 }
657
658 //________________________________________________________________________
659 AliITSv11GeometrySDD& AliITSv11GeometrySDD::
660 operator=(const AliITSv11GeometrySDD &s) {
661   //     Assignment operator
662   if(&s == this) return *this;
663   fMotherVol = s.fMotherVol;
664   fAddHybrids = s.fAddHybrids;
665   fAddSensors = s.fAddSensors;
666   fAddHVcables = s.fAddHVcables;
667   fAddCables = s.fAddCables;
668   fAddCoolingSyst = s.fAddCoolingSyst;
669   fCoolingOn = s.fCoolingOn;
670   fAddOnlyLadder3min = s.fAddOnlyLadder3min;
671   fAddOnlyLadder3max = s.fAddOnlyLadder3max;
672   fAddOnlyLadder4min = s.fAddOnlyLadder4min;
673   fAddOnlyLadder4max = s.fAddOnlyLadder4max;
674   return *this;
675 }
676
677 //________________________________________________________________________
678 AliITSv11GeometrySDD::~AliITSv11GeometrySDD() {
679   // Look like a destructor
680   // Smell like a destructor
681   // And actually is the destructor
682   if (fDigitCableLay3A) delete [] fDigitCableLay3A;
683   if (fDigitCableLay3B) delete [] fDigitCableLay3B;
684   if (fDigitCableLay4A) delete [] fDigitCableLay4A;
685   if (fDigitCableLay4B) delete [] fDigitCableLay4B;
686 }
687
688 //________________________________________________________________________
689 void AliITSv11GeometrySDD::SetParameters() {
690   //
691   // Define display colors and the non constant geometry parameters
692   //
693
694   Double_t detLadderDist = 8*fgkmm; 
695
696   fLay3LadderUnderSegDH = detLadderDist - (fgkWaHVcableAlThick+fgkWaHVcablePolyThick);
697   fLay4LadderUnderSegDH = detLadderDist - (fgkWaHVcableAlThick+fgkWaHVcablePolyThick);
698
699   // radius from the center to the CF ladder :
700   fLay3LaddShortRadius = (fgkLay3DetShortRadius
701                           + fgkLadWaferSep+2*fgkWaferThickness
702                           + detLadderDist); 
703   fLay3LaddLongRadius  = (fgkLay3DetLongRadius
704                           + fgkLadWaferSep+2*fgkWaferThickness
705                           + detLadderDist); 
706   fLay4LaddShortRadius = (fgkLay4DetShortRadius
707                           + fgkLadWaferSep+2*fgkWaferThickness
708                           + detLadderDist); 
709   fLay4LaddLongRadius  = (fgkLay4DetLongRadius
710                           + fgkLadWaferSep+2*fgkWaferThickness
711                           + detLadderDist); 
712
713   fLay3sensorZPos[0]= (  35.8+72.4+75.8 )*fgkmm;
714   fLay3sensorZPos[1]= (  35.8+72.4      )*fgkmm;
715   fLay3sensorZPos[2]= (  35.8           )*fgkmm;
716   fLay3sensorZPos[3]= ( -37.9           )*fgkmm;
717   fLay3sensorZPos[4]= ( -37.9-74.9      )*fgkmm;
718   fLay3sensorZPos[5]= ( -37.9-74.9-71.1 )*fgkmm;
719
720   fLay4sensorZPos[0] = (  38.5+73.2+75.4+71.6 )*fgkmm;
721   fLay4sensorZPos[1] = (  38.5+73.2+75.4      )*fgkmm;
722   fLay4sensorZPos[2] = (  38.5+73.2           )*fgkmm;
723   fLay4sensorZPos[3] = (  38.5                )*fgkmm;
724   fLay4sensorZPos[4] = ( -35.6                )*fgkmm;
725   fLay4sensorZPos[5] = ( -35.6-74.8           )*fgkmm;
726   fLay4sensorZPos[6] = ( -35.6-74.8-72.4      )*fgkmm;
727   fLay4sensorZPos[7] = ( -35.6-74.8-72.4-76.  )*fgkmm;
728 }
729
730
731 //________________________________________________________________________
732 TGeoMedium* AliITSv11GeometrySDD::GetMedium(const char* mediumName) {
733   //
734   // Called to get a medium, checks that it exists.
735   // If not, prints an error and returns 0
736   //
737
738   char ch[30];
739   sprintf(ch, "ITS_%s",mediumName);
740   TGeoMedium* medium =  gGeoManager->GetMedium(ch);
741   if (! medium)
742     printf("Error(AliITSv11GeometrySDD)::medium %s not found !\n", mediumName);
743   return medium;
744 }
745
746
747 //________________________________________________________________________
748 Int_t AliITSv11GeometrySDD::GetLay3NLadders() const{
749   // Get the actual number of ladder in layer 3
750   if ( (fAddOnlyLadder3min<0) ||
751        (fAddOnlyLadder3min >= fgkLay3Nladd) ||
752        (fAddOnlyLadder3max<0) ||
753        (fAddOnlyLadder3max >= fgkLay3Nladd) )
754     return fgkLay3Nladd;
755   else return (fAddOnlyLadder3max-fAddOnlyLadder3min+1);
756 }
757
758
759 //________________________________________________________________________
760 Int_t AliITSv11GeometrySDD::GetLay4NLadders() const{
761   // Get the actual number of ladder in layer 4
762   if ( (fAddOnlyLadder4min<0) ||
763        (fAddOnlyLadder4min >= fgkLay4Nladd) ||
764        (fAddOnlyLadder4max<0) ||
765        (fAddOnlyLadder4max >= fgkLay4Nladd) )
766     return fgkLay4Nladd;
767   else return (fAddOnlyLadder4max-fAddOnlyLadder4min+1);
768 }
769
770
771 //________________________________________________________________________
772 void AliITSv11GeometrySDD::CreateBasicObjects() {
773   //
774   // Create basics objets which will be assembled together
775   // in Layer3 and Layer4 functions
776   //
777
778
779   fDigitCableLay3A = new AliITSv11GeomCableFlat[fgkLay3Ndet];
780   fDigitCableLay3B = new AliITSv11GeomCableFlat[fgkLay3Ndet];
781   fDigitCableLay4A = new AliITSv11GeomCableFlat[fgkLay4Ndet];
782   fDigitCableLay4B = new AliITSv11GeomCableFlat[fgkLay4Ndet];
783
784   fPinSupport = CreatePinSupport();
785   fCoolPipeSupportL = CreateCoolPipeSupportL();
786   fCoolPipeSupportR = CreateCoolPipeSupportR();
787   CreateSDDsensor();
788   fBaseThermalBridge = CreateBaseThermalBridge();
789   fHybrid = CreateHybrid(0);
790
791   TGeoMedium *carbonFiberLadderStruct = GetMedium("SDD C AL (M55J)$"); //ITSsddCarbonM55J
792   TGeoMedium *polyhamideSDD   = GetMedium("SDDKAPTON (POLYCH2)$");//ITSsddKAPTON_POLYCH2
793   TGeoMedium *alSDD           = GetMedium("AL$"); //ITSal
794   TGeoMedium *stainless       = GetMedium("INOX$"); // for screws, what is the material ???????????
795   TGeoMedium *coolerMediumSDD = GetMedium("WATER$");
796   TGeoMedium *raccordMedium   = GetMedium("INOX$");  // ??? material of raccordo ???
797
798   //********************************************************************
799   // pieces of the carbon fiber structure
800   //********************************************************************
801   Double_t dy             = fgkLadderSegBoxDH/2;
802   Double_t triangleHeight = fgkLadderHeight - fgkLadderBeamRadius;
803   Double_t halfTheta      = TMath::ATan( 0.5*fgkLadderWidth/triangleHeight );
804   Double_t alpha          = TMath::Pi()*3./4. - halfTheta/2.;
805   Double_t beta           = (TMath::Pi() - 2.*halfTheta)/4.;
806   Double_t dYTranslation  = (fgkLadderHeight/2.
807                              -0.5*fgkLadderWidth*TMath::Tan(beta)
808                              -fgkLadderBeamRadius);
809   Double_t distCenterSideDown =  0.5*fgkLadderWidth/TMath::Cos(beta);
810
811   //--- the top V of the Carbon Fiber Ladder (segment)
812   TGeoArb8 *cfLaddTop1 = CreateLadderSide( fgkSegmentLength/2., halfTheta, 
813                           -1, fgkLadderLa, fgkLadderHa, fgkLadderl);
814   TGeoVolume *cfLaddTopVol1 = new TGeoVolume("ITSsddCFladdTopCornerVol1",
815                                   cfLaddTop1,carbonFiberLadderStruct);
816   TGeoArb8 *cfLaddTop2 = CreateLadderSide( fgkSegmentLength/2., halfTheta,
817                            1, fgkLadderLa, fgkLadderHa, fgkLadderl);
818   TGeoVolume *cfLaddTopVol2 = new TGeoVolume("ITSsddCFladdTopCornerVol2",
819                                   cfLaddTop2, carbonFiberLadderStruct);
820   cfLaddTopVol1->SetLineColor(fColorCarbonFiber);
821   cfLaddTopVol2->SetLineColor(fColorCarbonFiber);
822   TGeoTranslation *trTop1 = new TGeoTranslation(0, fgkLadderHeight/2-dy, 0);
823
824   //--- the 2 side V
825   TGeoArb8 *cfLaddSide1 = CreateLadderSide( fgkSegmentLength/2., beta, -1,
826                                             fgkLadderLb, fgkLadderHb, fgkLadderl);
827   TGeoVolume *cfLaddSideVol1 = new TGeoVolume( "ITSsddCFladdSideCornerVol1",
828                                    cfLaddSide1,carbonFiberLadderStruct);
829   TGeoArb8 *cfLaddSide2 = CreateLadderSide( fgkSegmentLength/2., beta, 1,
830                                             fgkLadderLb, fgkLadderHb, fgkLadderl);
831   TGeoVolume *cfLaddSideVol2 = new TGeoVolume( "ITSsddCFladdSideCornerVol2",
832                                    cfLaddSide2,carbonFiberLadderStruct);
833   cfLaddSideVol1->SetLineColor(fColorCarbonFiber);
834   cfLaddSideVol2->SetLineColor(fColorCarbonFiber);
835   TGeoCombiTrans *ctSideR = CreateCombiTrans("", distCenterSideDown, 0,
836                                              alpha*TMath::RadToDeg());
837   AddTranslationToCombiTrans(ctSideR, 0, -dYTranslation-dy, 0);
838   TGeoCombiTrans *ctSideL = CreateCombiTrans("", distCenterSideDown,0,
839                                              -alpha*TMath::RadToDeg());
840   AddTranslationToCombiTrans(ctSideL, 0, -dYTranslation-dy, 0);
841
842   //--- The beams
843   // Beams on the sides
844   Double_t beamPhiPrime = TMath::ASin(1./TMath::Sqrt( (1+TMath::Sin(2*beta)*
845            TMath::Sin(2*beta)/(TanD(fgkBeamSidePhi)*TanD(fgkBeamSidePhi))) ));
846   //cout<<"Phi prime = "<<beamPhiPrime*TMath::RadToDeg()<<endl;
847   Double_t beamLength = TMath::Sqrt( fgkLadderHeight*fgkLadderHeight/
848                         ( TMath::Sin(beamPhiPrime)*TMath::Sin(beamPhiPrime))
849                         + fgkLadderWidth*fgkLadderWidth/4.)-fgkLadderLa/2-fgkLadderLb/2;
850   TGeoTubeSeg *sideBeamS = new TGeoTubeSeg(0, fgkLadderBeamRadius,beamLength/2.,
851                                            0, 180);
852   TGeoVolume *sideBeam = new TGeoVolume("ITSsddCFSideBeamVol", sideBeamS,
853                              carbonFiberLadderStruct);
854   sideBeam->SetLineColor(fColorCarbonFiber);
855
856   //Euler rotation : about Z, then new X, then new Z
857   TGeoRotation *beamRot1 = new TGeoRotation("", 90-2.*beta*TMath::RadToDeg(),
858                                             -beamPhiPrime*TMath::RadToDeg(),-90);
859   TGeoRotation *beamRot2 = new TGeoRotation("", 90-2.*beta*TMath::RadToDeg(),
860                                             beamPhiPrime*TMath::RadToDeg(), -90);
861   TGeoRotation *beamRot3 = new TGeoRotation("", 90+2.*beta*TMath::RadToDeg(),
862                                             beamPhiPrime*TMath::RadToDeg(), -90);
863   TGeoRotation *beamRot4 = new TGeoRotation("", 90+2.*beta*TMath::RadToDeg(),
864                                             -beamPhiPrime*TMath::RadToDeg(),-90);
865
866   TGeoCombiTrans *beamTransf[8];
867   beamTransf[0] = new TGeoCombiTrans( 0.5*triangleHeight*
868                                       TMath::Tan(halfTheta),
869                                       fgkLadderBeamRadius/2. - dy,
870                                       -3*fgkSegmentLength/8, beamRot1);
871
872   beamTransf[1] = new TGeoCombiTrans( 0.5*triangleHeight*
873                                       TMath::Tan(halfTheta),
874                                       fgkLadderBeamRadius/2. - dy,
875                                       -3*fgkSegmentLength/8, beamRot1);
876   AddTranslationToCombiTrans(beamTransf[1], 0, 0, fgkSegmentLength/2);
877
878   beamTransf[2] = new TGeoCombiTrans(0.5*triangleHeight*
879                                      TMath::Tan(halfTheta),
880                                      fgkLadderBeamRadius/2. - dy,
881                                      -fgkSegmentLength/8, beamRot2);
882
883   beamTransf[3] = new TGeoCombiTrans(0.5*triangleHeight*
884                                      TMath::Tan(halfTheta),
885                                      fgkLadderBeamRadius/2. - dy,
886                                      -fgkSegmentLength/8, beamRot2);
887   AddTranslationToCombiTrans(beamTransf[3], 0, 0, fgkSegmentLength/2);
888
889   beamTransf[4] = new TGeoCombiTrans(-0.5*triangleHeight*
890                                      TMath::Tan(halfTheta),
891                                      fgkLadderBeamRadius/2. - dy,
892                                      -3*fgkSegmentLength/8, beamRot3);
893
894   beamTransf[5] = new TGeoCombiTrans(-0.5*triangleHeight*
895                                      TMath::Tan(halfTheta),
896                                      fgkLadderBeamRadius/2. - dy,
897                                      -3*fgkSegmentLength/8, beamRot3);
898   AddTranslationToCombiTrans(beamTransf[5], 0, 0, fgkSegmentLength/2);
899
900   beamTransf[6] = new TGeoCombiTrans(-0.5*triangleHeight*
901   TMath::Tan(halfTheta),fgkLadderBeamRadius/2.-dy, -fgkSegmentLength/8,beamRot4);
902   beamTransf[7] = new TGeoCombiTrans(-0.5*triangleHeight*
903   TMath::Tan(halfTheta),fgkLadderBeamRadius/2.-dy,3*fgkSegmentLength/8,beamRot4);
904
905   //--- Beams of the bottom
906   TGeoTubeSeg *bottomBeam1 = new TGeoTubeSeg(0, fgkLadderBeamRadius,
907                                  fgkLadderWidth/2.-fgkLadderLb/3, 0, 180);
908   TGeoVolume *bottomBeam1Vol = new TGeoVolume("ITSsddBottomBeam1Vol",
909                                    bottomBeam1, carbonFiberLadderStruct);
910   bottomBeam1Vol->SetLineColor(fColorCarbonFiber);
911   TGeoTubeSeg *bottomBeam2 = new TGeoTubeSeg(0, fgkLadderBeamRadius,
912                                  fgkLadderWidth/2.-fgkLadderLb/3, 0, 90);
913   TGeoVolume *bottomBeam2Vol = new TGeoVolume("ITSsddBottomBeam2Vol",
914                                bottomBeam2, carbonFiberLadderStruct);
915   bottomBeam2Vol->SetLineColor(fColorCarbonFiber);
916   TGeoTubeSeg *bottomBeam3 = new TGeoTubeSeg(0, fgkLadderBeamRadius,
917                              0.5*fgkLadderWidth/SinD(fgkBottomBeamAngle)
918                              - fgkLadderLb/3, 0, 180);
919   TGeoVolume *bottomBeam3Vol = new TGeoVolume("ITSsddBottomBeam3Vol",
920                                    bottomBeam3, carbonFiberLadderStruct);
921   bottomBeam3Vol->SetLineColor(fColorCarbonFiber);
922   //bottomBeam3Vol->SetLineColor(2);
923   TGeoRotation *bottomBeamRot1 = new TGeoRotation("", 90, 90,  90);
924   TGeoRotation *bottomBeamRot2 = new TGeoRotation("",-90, 90, -90);
925
926   TGeoCombiTrans *bottomBeamTransf1 = new TGeoCombiTrans
927     (0,-(fgkLadderHeight/2-fgkLadderBeamRadius)-dy,0, bottomBeamRot1);
928   TGeoCombiTrans *bottomBeamTransf2 = new TGeoCombiTrans(0,
929                                       -(fgkLadderHeight/2-fgkLadderBeamRadius)-dy,
930                                       -fgkSegmentLength/2, bottomBeamRot1);
931   TGeoCombiTrans *bottomBeamTransf3 = new TGeoCombiTrans(0,
932                                       -(fgkLadderHeight/2 - fgkLadderBeamRadius)
933                                       - dy, fgkSegmentLength/2, bottomBeamRot2);
934   // be careful for beams #3: when "reading" from -z to +z and 
935   // from the bottom of the ladder, it should draw a Lambda, and not a V
936   TGeoRotation *bottomBeamRot4 = new TGeoRotation("", -90, fgkBottomBeamAngle, -90);
937   TGeoRotation *bottomBeamRot5 = new TGeoRotation("" ,-90,-fgkBottomBeamAngle, -90);
938   TGeoCombiTrans *bottomBeamTransf4 = new TGeoCombiTrans
939     (0,-(fgkLadderHeight/2-fgkLadderBeamRadius)-dy,-fgkSegmentLength/4,bottomBeamRot4);
940   TGeoCombiTrans *bottomBeamTransf5 = new TGeoCombiTrans
941     (0,-(fgkLadderHeight/2-fgkLadderBeamRadius)-dy,fgkSegmentLength/4, bottomBeamRot5);
942
943   fLaddSegCommonVol[0] = cfLaddTopVol1;  fLaddSegCommonTr[0] = trTop1;
944   fLaddSegCommonVol[1] = cfLaddTopVol2;  fLaddSegCommonTr[1] = trTop1;
945   fLaddSegCommonVol[2] = cfLaddSideVol1; fLaddSegCommonTr[2] = ctSideR;
946   fLaddSegCommonVol[3] = cfLaddSideVol1; fLaddSegCommonTr[3] = ctSideL;
947   fLaddSegCommonVol[4] = cfLaddSideVol2; fLaddSegCommonTr[4] = ctSideR;
948   fLaddSegCommonVol[5] = cfLaddSideVol2; fLaddSegCommonTr[5] = ctSideL;
949   fLaddSegCommonVol[6] = sideBeam;       fLaddSegCommonTr[6] = beamTransf[0];
950   fLaddSegCommonVol[7] = sideBeam;       fLaddSegCommonTr[7] = beamTransf[1];
951   fLaddSegCommonVol[8] = sideBeam;       fLaddSegCommonTr[8] = beamTransf[2];
952   fLaddSegCommonVol[9] = sideBeam;       fLaddSegCommonTr[9] = beamTransf[3];
953   fLaddSegCommonVol[10]= sideBeam;       fLaddSegCommonTr[10]= beamTransf[4];
954   fLaddSegCommonVol[11]= sideBeam;       fLaddSegCommonTr[11]= beamTransf[5];
955   fLaddSegCommonVol[12]= sideBeam;       fLaddSegCommonTr[12]= beamTransf[6];
956   fLaddSegCommonVol[13]= sideBeam;       fLaddSegCommonTr[13]= beamTransf[7];
957   fLaddSegCommonVol[14]= bottomBeam1Vol; fLaddSegCommonTr[14]= bottomBeamTransf1;
958   fLaddSegCommonVol[15]= bottomBeam2Vol; fLaddSegCommonTr[15]= bottomBeamTransf2;
959   fLaddSegCommonVol[16]= bottomBeam2Vol; fLaddSegCommonTr[16]= bottomBeamTransf3;
960   fLaddSegCommonVol[17]= bottomBeam3Vol; fLaddSegCommonTr[17]= bottomBeamTransf4;
961   fLaddSegCommonVol[18]= bottomBeam3Vol; fLaddSegCommonTr[18]= bottomBeamTransf5;
962
963  
964   //********************************************************************
965   // cables
966   //********************************************************************
967   char cableName[30];
968   for (Int_t i=0; i<fgkLay3Ndet; i++) {
969     sprintf(cableName, "digitCableLay3A_%i",i);
970     fDigitCableLay3A[i].SetName(cableName);
971     fDigitCableLay3A[i].SetWidth(fgkDigitCablWidth);
972     fDigitCableLay3A[i].SetThickness(fgkDigitCablPolyThick+fgkDigitCablAlThick);
973     fDigitCableLay3A[i].SetNLayers(2);
974     fDigitCableLay3A[i].SetLayer( 0, fgkDigitCablPolyThick, polyhamideSDD,
975                                   fColorPolyhamide);
976     fDigitCableLay3A[i].SetLayer(1, fgkDigitCablAlThick, alSDD, fColorAl);
977     sprintf(cableName, "digitCableLay3B_%i",i);
978     fDigitCableLay3B[i].SetName(cableName);
979     fDigitCableLay3B[i].SetWidth(fgkDigitCablWidth);
980     fDigitCableLay3B[i].SetThickness(fgkDigitCablPolyThick+fgkDigitCablAlThick);
981     fDigitCableLay3B[i].SetNLayers(2);
982     fDigitCableLay3B[i].SetLayer( 0, fgkDigitCablPolyThick, polyhamideSDD,
983                                   fColorPolyhamide);
984     fDigitCableLay3B[i].SetLayer(1, fgkDigitCablAlThick, alSDD, fColorAl);
985   };
986   for (Int_t i=0; i<fgkLay4Ndet; i++) {
987     sprintf(cableName, "digitCableLay4A_%i",i);
988     fDigitCableLay4A[i].SetName(cableName);
989     fDigitCableLay4A[i].SetWidth(fgkDigitCablWidth);
990     fDigitCableLay4A[i].SetThickness(fgkDigitCablPolyThick+fgkDigitCablAlThick);
991     fDigitCableLay4A[i].SetNLayers(2);
992     fDigitCableLay4A[i].SetLayer( 0, fgkDigitCablPolyThick, polyhamideSDD,
993                                   fColorPolyhamide);
994     fDigitCableLay4A[i].SetLayer(1, fgkDigitCablAlThick, alSDD, fColorAl);
995     sprintf(cableName, "digitCableLay4B_%i",i);
996     fDigitCableLay4B[i].SetName(cableName);
997     fDigitCableLay4B[i].SetWidth(fgkDigitCablWidth);
998     fDigitCableLay4B[i].SetThickness(fgkDigitCablPolyThick+fgkDigitCablAlThick);
999     fDigitCableLay4B[i].SetNLayers(2);
1000     fDigitCableLay4B[i].SetLayer( 0, fgkDigitCablPolyThick, polyhamideSDD,
1001                                   fColorPolyhamide);
1002     fDigitCableLay4B[i].SetLayer(1, fgkDigitCablAlThick, alSDD, fColorAl);
1003   };
1004                                         // Well, those digit cables could also include the analog cables
1005                                         // which have the same width and the same path, at least in the ladder.
1006                                         // It will gain some computing ressources (less volumes) and some
1007                                         // coding efforts ... !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1008                                         // The only thing to do is to change the names and put the correct total
1009                                         // thicknesses
1010
1011   // some transformations and volumes used in several places
1012   fCommonTr[0] = new TGeoRotation("CarlosSuppRotN",
1013                                   0, -fgkCarlosSuppAngle, 0);
1014
1015   TGeoTube *littleScrewHead = new TGeoTube("littleScrewHead", 0, fgkLittleScrewHeadR,
1016                                            fgkLittleScrewHeadH/2);
1017   fCommonVol[0] = new TGeoVolume("vLittleScrewHead",
1018                                  littleScrewHead, stainless);
1019   fCommonVol[0]->SetLineColor(kGray);
1020
1021   fLadderFoot = CreateLadderFoot();
1022   CreateLVCard();
1023   fCardHV     = CreateHVCard(0);
1024   fCardCarlos = CreateCarlosCard(0);
1025
1026   //==================
1027   // link beteen phynox and plastic cooling tubes
1028   //==================
1029
1030   fRaccordoL = new TGeoVolumeAssembly("RaccordoL");
1031   Double_t fullRacLen = fgkConnectorCoolTubeL1+fgkConnectorCoolTubeL2+fgkConnectorCoolTubeL3;
1032   TGeoTube *waterRac = new TGeoTube("waterRac", 0, fgkConnectorCoolTubeRmin, fullRacLen/2);
1033   TGeoVolume * vwaterRac = new TGeoVolume("vwaterRac", waterRac, coolerMediumSDD);
1034   vwaterRac->SetLineColor(kBlue);
1035
1036   TGeoTube *tube1Rac = new TGeoTube("tube1Rac", fgkConnectorCoolTubeRmin,
1037                                     fgkConnectorCoolTubeR1, fgkConnectorCoolTubeL1/2);
1038   TGeoTube *tube2Rac = new TGeoTube("tube2Rac", fgkConnectorCoolTubeRmin,
1039                                     fgkConnectorCoolTubeR2, fgkConnectorCoolTubeL2/2);
1040   TGeoTube *tube3Rac = new TGeoTube("tube3Rac", fgkConnectorCoolTubeRmin,
1041                                     fgkConnectorCoolTubeR3, fgkConnectorCoolTubeL3/2);
1042   TGeoVolume *  vtube1Rac = new TGeoVolume("vtube1Rac", tube1Rac, raccordMedium);
1043   TGeoVolume *  vtube2Rac = new TGeoVolume("vtube2Rac", tube2Rac, raccordMedium);
1044   TGeoVolume *  vtube3Rac = new TGeoVolume("vtube3Rac", tube3Rac, raccordMedium);
1045   vtube1Rac->SetLineColor(kGray);
1046   vtube2Rac->SetLineColor(kGray);
1047   vtube3Rac->SetLineColor(kGray);
1048
1049   TGeoTranslation *trTube1Rac = new TGeoTranslation("trTube1Rac",0,0,
1050                                                     -fullRacLen/2+fgkConnectorCoolTubeL1/2);
1051   TGeoTranslation *trTube2Rac = new TGeoTranslation("trTube2Rac",0,0,
1052                                (-fullRacLen/2+fgkConnectorCoolTubeL1+fgkConnectorCoolTubeL2/2));
1053   TGeoTranslation *trTube3Rac = new TGeoTranslation("trTube3Rac",0,0,
1054                                     (-fullRacLen/2+fgkConnectorCoolTubeL1+
1055                                      fgkConnectorCoolTubeL2+fgkConnectorCoolTubeL3/2));
1056   fRaccordoL->AddNode(vwaterRac, 1,0);
1057   fRaccordoL->AddNode(vtube1Rac, 1,trTube1Rac);
1058   fRaccordoL->AddNode(vtube2Rac, 1,trTube2Rac);
1059   fRaccordoL->AddNode(vtube3Rac, 1,trTube3Rac);
1060 }
1061
1062
1063 //________________________________________________________________________
1064 void AliITSv11GeometrySDD::CheckOverlaps(Double_t precision){
1065   //
1066   // a debugging function for checking some possible overlaps
1067   //
1068   if (fSDDsensor3)        fSDDsensor3->CheckOverlaps(precision);
1069   if (fSDDsensor4)        fSDDsensor4->CheckOverlaps(precision);
1070   if (fHybrid)            fHybrid->CheckOverlaps(precision);
1071 }
1072
1073
1074 //________________________________________________________________________
1075 TGeoCombiTrans *AliITSv11GeometrySDD::
1076 CreateCombiTrans(const char *name, Double_t dy, Double_t dz, Double_t dphi,
1077                  Bool_t planeSym) {
1078     //
1079     // return the TGeoCombiTrans which make a translation in y and z
1080     // and a rotation in phi in the global coord system
1081     // If planeSym = true, the rotation places the object symetrically
1082     // (with respect to the transverse plane) to its position in the
1083     // case planeSym = false
1084     //
1085
1086     TGeoTranslation t1(dy*CosD(90.+dphi),dy*SinD(90.+dphi), dz);
1087     TGeoRotation r1("",0.,0.,dphi);
1088     TGeoRotation r2("",90, 180, -90-dphi);
1089
1090     TGeoCombiTrans *combiTrans1 = new TGeoCombiTrans(name);
1091     combiTrans1->SetTranslation(t1);
1092     if (planeSym) combiTrans1->SetRotation(r1);
1093     else  combiTrans1->SetRotation(r2);
1094     return combiTrans1;
1095 }
1096
1097
1098 //________________________________________________________________________
1099 void AliITSv11GeometrySDD::AddTranslationToCombiTrans(TGeoCombiTrans* ct,
1100                                                        Double_t dx,
1101                                                        Double_t dy,
1102                                                        Double_t dz) const{
1103   // Add a dx,dy,dz translation to the initial TGeoCombiTrans
1104   const Double_t *vect = ct->GetTranslation();
1105   Double_t newVect[3] = {vect[0]+dx, vect[1]+dy, vect[2]+dz};
1106   ct->SetTranslation(newVect);
1107 }
1108
1109
1110 //________________________________________________________________________
1111 void AliITSv11GeometrySDD::ShowOnePiece(TGeoVolume *moth) {
1112 // for code developpment and debugging purposes
1113
1114   if (! fSDDsensor3) CreateBasicObjects();
1115
1116   //  moth->AddNode(fPinSupport, 1, 0);
1117   //  moth->AddNode(fCoolPipeSupportL, 1, 0);
1118   //  moth->AddNode(fSDDsensor3, 1, 0);
1119   //  moth->AddNode(fSDDsensor4, 1, 0);
1120   //  moth->AddNode(fBaseThermalBridge, 1, 0);
1121   //  moth->AddNode(fHybrid,100,0);
1122   //  moth->AddNode(fLadderFoot,1,0);
1123   //moth->AddNode(fCardLVL,1,0);
1124   //moth->AddNode(fCardLVR,1,0);
1125
1126    TGeoVolume* seg = CreateLadderSegment( 3, 0);
1127    moth->AddNode(seg, 1, 0);
1128
1129 //   TGeoVolumeAssembly *lay3Ladder = CreateLadder(3);
1130 //   moth->AddNode(lay3Ladder, 1, 0);
1131
1132 //   TGeoVolumeAssembly *lay3Detectors = CreateDetectorsAssembly(3);
1133 //   moth->AddNode(lay3Detectors, 1, 0);
1134
1135 //   TGeoVolumeAssembly *lay3Detectors = CreateDetectorsAssembly(3);
1136 //   moth->AddNode(lay3Detectors, 1, 0);
1137
1138
1139 //   TGeoVolumeAssembly *endLadder = CreateEndLadder( 4 );
1140 //   moth->AddNode(endLadder, 1, 0);
1141
1142 //   TGeoVolumeAssembly *highVCard = CreateHVCard( 4 );
1143 //   moth->AddNode(highVCard, 1, 0);
1144
1145 //   TGeoVolumeAssembly *supportRing = CreateSupportRing( 4 );
1146 //   moth->AddNode(supportRing, 1, 0);
1147
1148 //   TGeoVolume *endLadderCards = CreateEndLadderCardsV( 4 );
1149 //   moth->AddNode(endLadderCards, 1, 0);
1150
1151 //   TGeoVolumeAssembly *carlosCard = CreateCarlosCard( 4 );
1152 //   moth->AddNode(carlosCard, 1, 0);
1153
1154
1155
1156   /*
1157   //==================================
1158   //--- test of flat cable curvature
1159   //==================================
1160
1161   double angle = 90;
1162   AliITSv11GeomCableFlat cable("test", 3, 0.3);
1163   cable.SetNLayers(1);
1164   cable.SetNLayers(2);
1165   cable.SetLayer(0, 0.2, coolerMediumSDD, 2);
1166   cable.SetLayer(1, 0.1, coolerMediumSDD, 3);
1167   cable.SetInitialNode(endLadderCards);
1168
1169   Double_t p1[3], p2[3], vX[3] = {1,0,0},vY[3] = {0,5,0};
1170
1171   p1[0] = -3;
1172   p1[1] = 1;
1173   p1[2] = 10;
1174
1175   p2[0] = 0;
1176   p2[1] = 1;
1177   p2[2] = 10;
1178   cable.AddCheckPoint(endLadderCards, 0, p1, vX);
1179   cable.AddCheckPoint(endLadderCards, 1, p2, vX);
1180   cable.CreateAndInsertBoxCableSegment(1,angle);
1181
1182   Double_t p3[3], p4[3];
1183
1184   p3[0] = 2;
1185   p3[1] = 3;
1186   p3[2] = 10;
1187   cable.AddCheckPoint(endLadderCards, 2, p3, vY);
1188   cable.CreateAndInsertCableCylSegment(2,angle);
1189
1190   p4[0] = 2;
1191   p4[1] = 6;
1192   p4[2] = 10;
1193   cable.AddCheckPoint(endLadderCards, 3, p4, vY);
1194   cable.CreateAndInsertCableSegment(3,angle);
1195   */
1196 }
1197
1198
1199 //________________________________________________________________________
1200 void AliITSv11GeometrySDD::Layer3(TGeoVolume *moth) {
1201   //
1202   // Insert the layer 3 in the mother volume. This is a virtual volume
1203   // containing ladders of layer 3 and the supporting rings
1204   //
1205
1206   if (! moth) {
1207     printf("Error::AliITSv11GeometrySDD: Can't insert layer3, mother is null!\n");
1208     return;
1209   };
1210
1211   TGeoMedium *airSDD = GetMedium("SDD AIR$");
1212
1213   fMotherVol = moth;
1214   if (! fSDDsensor3) CreateBasicObjects();
1215   
1216   //====================================
1217   // First we create the central barrel
1218   //====================================
1219
1220   TGeoVolumeAssembly *lay3Ladder    = CreateLadder(3);
1221   TGeoVolumeAssembly *lay3Detectors = CreateDetectorsAssembly(3);
1222   //TGeoVolume *lay3Detectors = CreateDetectors(3);
1223   TGeoTube *virtualLayer3Shape = new TGeoTube("ITSsddLayer3Shape",
1224                                      fgkLay3Rmin,fgkLay3Rmax,fgkLay3Length*0.5);
1225   TGeoVolume *virtualLayer3 = new TGeoVolume("ITSsddLayer3",
1226                                              virtualLayer3Shape, airSDD);
1227
1228   Double_t dPhi = 360./fgkLay3Nladd;
1229   Double_t detectorsThick = fgkLadWaferSep + 2*fgkWaferThickness;
1230   // Placing virtual ladder and detectors volumes following
1231   // ladder ordering convention
1232   char rotName[30];
1233   Int_t iLaddMin = 0;
1234   Int_t iLaddMax = fgkLay3Nladd;
1235   if ((fAddOnlyLadder3min>=0)&&(fAddOnlyLadder3max<fgkLay3Nladd)) {
1236     iLaddMin = fAddOnlyLadder3min;
1237     iLaddMax = fAddOnlyLadder3max+1;
1238   };
1239
1240   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1241
1242     Double_t ladderPhi = -3*dPhi+iLadd*dPhi;
1243     sprintf(rotName, "ITSsddLay3Ladd%i",iLadd);
1244     Double_t minRadiusLadBox = fLay3LaddShortRadius-fLay3LadderUnderSegDH;
1245     if (iLadd%2 != 0)
1246       minRadiusLadBox = fLay3LaddLongRadius-fLay3LadderUnderSegDH;
1247     minRadiusLadBox += ((TGeoBBox*)lay3Ladder->GetShape())->GetDY();
1248     TGeoCombiTrans *ctLadd;
1249     //=============================================================
1250     //
1251     //   Special modification  for ladder 2 of layer 3:
1252     //   It has been inverted (pi rotation around y axis)
1253     //
1254     //=============================================================
1255     if (iLadd != 2)
1256       ctLadd = CreateCombiTrans(rotName,minRadiusLadBox,
1257                                 0, ladderPhi, kTRUE);
1258     else
1259       ctLadd = CreateCombiTrans(rotName,minRadiusLadBox,
1260                                 0, ladderPhi, kFALSE);
1261     virtualLayer3->AddNode(lay3Ladder, iLadd, ctLadd);
1262     ///////////////////////////////////////////////////
1263     sprintf(rotName, "ITSsddLay3DetBox%i",iLadd);
1264     Double_t minRadiusDetBox = fgkLay3DetShortRadius;
1265     if (iLadd%2 != 0) minRadiusDetBox = fgkLay3DetLongRadius;
1266     minRadiusDetBox += detectorsThick/2;
1267     TGeoCombiTrans *ctDet;
1268     if (iLadd != 2)
1269       ctDet = CreateCombiTrans(rotName, minRadiusDetBox,
1270                                0, ladderPhi, kTRUE);
1271     else
1272       ctDet = CreateCombiTrans(rotName, minRadiusDetBox,
1273                                0, ladderPhi, kFALSE);
1274
1275     virtualLayer3->AddNode(lay3Detectors, iLadd, ctDet);
1276     ///////////////////////////////////////////////////
1277   }
1278
1279   /*
1280   //====================================
1281   // Then the forward rapidity pieces
1282   // (cooling, Carlos, LV, HV ...)
1283   //====================================
1284
1285   Double_t fgkForwardLay3Length = fgkEndLadPipeUlengthLay3+10*fgkmm;  // this has to be tune
1286   Double_t fgkForwardLay3Rmin = fgkLay3Rmin-7*fgkmm;
1287   Double_t fgkForwardLay3Rmax = fgkLay3Rmax-5*fgkmm;
1288
1289   TGeoVolumeAssembly* lay3EndLadder = CreateEndLadderCards(3);
1290   TGeoTube *virtualForward3Shape = new TGeoTube("virtualForward3Shape",
1291                                                 fgkForwardLay3Rmin, fgkForwardLay3Rmax,
1292                                                 fgkForwardLay3Length/2.);
1293
1294 //   TGeoPcon *virtualForward3Shape = new TGeoPcon("virtualForward3Shape",0,360,2);
1295 // // virtualForward3Shape->DefineSection(Int_t snum, Double_t z, Double_t rmin, Double_t rmax);
1296 //   virtualForward3Shape->DefineSection(0, Double_t z, Double_t rmin, Double_t rmax);
1297
1298
1299   TGeoVolume *virtualForward3Pos = new TGeoVolume("ITSsddForward3Pos",
1300                                                   virtualForward3Shape, airSDD);
1301   TGeoVolume *virtualForward3Neg = new TGeoVolume("ITSsddForward3Neg",
1302                                                   virtualForward3Shape, airSDD);
1303 //   TGeoVolume *virtualForward3Neg = new TGeoVolumeAssembly("ITSsddForward3Neg");
1304 //   TGeoVolume *virtualForward3Pos = new TGeoVolumeAssembly("ITSsddForward3Pos");
1305
1306   TGeoTranslation *virtualForward3TrPos = new TGeoTranslation("virtualForward3TrPos",0,0,
1307                                           fgkLay3Length/2+fgkForwardLay3Length/2);
1308   TGeoTranslation *virtualForward3TrNeg = new TGeoTranslation("virtualForward3TrNeg",0,0,
1309                                           -fgkLay3Length/2-fgkForwardLay3Length/2);
1310
1311   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1312
1313     Double_t ladderPhi = -3*dPhi+iLadd*dPhi;
1314     Double_t minRadiusDetBox = fgkLay3DetShortRadius;
1315     if (iLadd%2 != 0) minRadiusDetBox = fgkLay3DetLongRadius;
1316     minRadiusDetBox += detectorsThick/2;
1317
1318     sprintf(rotName, "ITSsddLay3EndLadd%i",iLadd);
1319
1320     TGeoCombiTrans *ctEndLaddPos = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1321                                    -fgkForwardLay3Length/2, ladderPhi, kTRUE);
1322     TGeoCombiTrans *ctEndLaddNeg = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1323                                    fgkForwardLay3Length/2, ladderPhi, kFALSE);
1324
1325     virtualForward3Pos->AddNode(lay3EndLadder, iLadd*2, ctEndLaddPos);
1326     virtualForward3Neg->AddNode(lay3EndLadder, iLadd*2, ctEndLaddNeg);
1327   }
1328
1329   */
1330
1331
1332   if(GetDebug(1)) {
1333     virtualLayer3->CheckOverlaps(0.01);
1334     //virtualForward3Pos->CheckOverlaps(0.01);
1335     //virtualForward3Neg->CheckOverlaps(0.01);
1336   }
1337
1338   virtualLayer3->SetVisibility(kFALSE);
1339   //virtualForward3Pos->SetVisibility(kFALSE);
1340   //virtualForward3Neg->SetVisibility(kFALSE);
1341
1342
1343   moth->AddNode(virtualLayer3, 1, 0);
1344   //moth->AddNode(virtualForward3Pos, 1, virtualForward3TrPos);
1345   //moth->AddNode(virtualForward3Neg, 1, virtualForward3TrNeg);
1346 }
1347
1348
1349 // //________________________________________________________________________
1350 // void AliITSv11GeometrySDD::ForwardLayer3(TGeoVolume *moth) {
1351 //   //
1352 //   // Insert the forward pieces of layer 3 in the mother volume. 
1353 //   // (cooling, Carlos, LV, HV ...)
1354 //   //
1355
1356 //   if (! moth) {
1357 //     printf("Error::AliITSv11GeometrySDD: Can't insert layer3, mother is null!\n");
1358 //     return;
1359 //   };
1360
1361 //   TGeoMedium *airSDD = GetMedium("SDD AIR$");
1362
1363 //   if (! fSDDsensor3) CreateBasicObjects();
1364
1365 //   Double_t dPhi = 360./fgkLay3Nladd;
1366 //   Double_t detectorsThick = fgkLadWaferSep + 2*fgkWaferThickness;
1367 //   Int_t iLaddMin = 0;
1368 //   Int_t iLaddMax = fgkLay3Nladd;
1369 //   if ((fAddOnlyLadder3min>=0)&&(fAddOnlyLadder3max<fgkLay3Nladd)) {
1370 //     iLaddMin = fAddOnlyLadder3min;
1371 //     iLaddMax = fAddOnlyLadder3max+1;
1372 //   };
1373 //   char rotName[30];
1374
1375
1376 //   //=================
1377
1378 //   Double_t fgkForwardLay3Length = fgkEndLadPipeUlengthLay3+10*fgkmm;  // this has to be tune
1379 //   Double_t fgkForwardLay3Rmin = fgkLay3Rmin-7*fgkmm;
1380 //   Double_t fgkForwardLay3Rmax = fgkLay3Rmax-5*fgkmm;
1381
1382 //   TGeoVolumeAssembly* lay3EndLadder = CreateEndLadderCards(3);
1383 //   TGeoTube *virtualForward3Shape = new TGeoTube("virtualForward3Shape",
1384 //                                              fgkForwardLay3Rmin, fgkForwardLay3Rmax,
1385 //                                              fgkForwardLay3Length/2.);
1386
1387 // //   TGeoPcon *virtualForward3Shape = new TGeoPcon("virtualForward3Shape",0,360,2);
1388 // // // virtualForward3Shape->DefineSection(Int_t snum, Double_t z, Double_t rmin, Double_t rmax);
1389 // //   virtualForward3Shape->DefineSection(0, Double_t z, Double_t rmin, Double_t rmax);
1390
1391
1392 //   TGeoVolume *virtualForward3Pos = new TGeoVolume("ITSsddForward3Pos",
1393 //                                                virtualForward3Shape, airSDD);
1394 //   TGeoVolume *virtualForward3Neg = new TGeoVolume("ITSsddForward3Neg",
1395 //                                                virtualForward3Shape, airSDD);
1396 // //   TGeoVolume *virtualForward3Neg = new TGeoVolumeAssembly("ITSsddForward3Neg");
1397 // //   TGeoVolume *virtualForward3Pos = new TGeoVolumeAssembly("ITSsddForward3Pos");
1398
1399 //   TGeoTranslation *virtualForward3TrPos = new TGeoTranslation("virtualForward3TrPos",0,0,
1400 //                                        fgkLay3Length/2+fgkForwardLay3Length/2);
1401 //   TGeoTranslation *virtualForward3TrNeg = new TGeoTranslation("virtualForward3TrNeg",0,0,
1402 //                                        -fgkLay3Length/2-fgkForwardLay3Length/2);
1403
1404 //   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1405
1406 //     Double_t ladderPhi = -3*dPhi+iLadd*dPhi;
1407 //     Double_t minRadiusDetBox = fgkLay3DetShortRadius;
1408 //     if (iLadd%2 != 0) minRadiusDetBox = fgkLay3DetLongRadius;
1409 //     minRadiusDetBox += detectorsThick/2;
1410
1411 //     sprintf(rotName, "ITSsddLay3EndLadd%i",iLadd);
1412
1413 //     TGeoCombiTrans *ctEndLaddPos = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1414 //                                 -fgkForwardLay3Length/2, ladderPhi, kTRUE);
1415 //     TGeoCombiTrans *ctEndLaddNeg = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1416 //                                 fgkForwardLay3Length/2, ladderPhi, kFALSE);
1417
1418 //     virtualForward3Pos->AddNode(lay3EndLadder, iLadd*2, ctEndLaddPos);
1419 //     virtualForward3Neg->AddNode(lay3EndLadder, iLadd*2, ctEndLaddNeg);
1420 //   }
1421
1422 //   if(GetDebug(1)) {
1423 //     virtualForward3Pos->CheckOverlaps(0.01);
1424 //     virtualForward3Neg->CheckOverlaps(0.01);
1425 //   }
1426
1427 //   virtualForward3Pos->SetVisibility(kFALSE);
1428 //   virtualForward3Neg->SetVisibility(kFALSE);
1429
1430 //   moth->AddNode(virtualForward3Pos, 1, virtualForward3TrPos);
1431 //   moth->AddNode(virtualForward3Neg, 1, virtualForward3TrNeg);
1432 // }
1433
1434
1435
1436 //________________________________________________________________________
1437 void AliITSv11GeometrySDD::ForwardLayer3(TGeoVolume *moth) {
1438   //
1439   // Insert the end-ladder of layer 3 in the mother volume. 
1440   // (cooling, Carlos, LV, HV ...)
1441   //
1442
1443   if (! moth) {
1444     printf("Error::AliITSv11GeometrySDD: Can't insert layer3, mother is null!\n");
1445     return;
1446   };
1447
1448   if (! fSDDsensor3) CreateBasicObjects();
1449
1450   Int_t iLaddMin = 0;
1451   Int_t iLaddMax = fgkLay3Nladd;
1452   if ((fAddOnlyLadder3min>=0)&&(fAddOnlyLadder3max<fgkLay3Nladd)) {
1453     iLaddMin = fAddOnlyLadder3min;
1454     iLaddMax = fAddOnlyLadder3max+1;
1455   };
1456
1457   TGeoVolume *virtualForward3Neg = new TGeoVolumeAssembly("ITSsddForward3Neg");
1458   TGeoVolume *virtualForward3Pos = new TGeoVolumeAssembly("ITSsddForward3Pos");
1459
1460   char rotName[30];
1461   Double_t dPhi = 360./fgkLay3Nladd;
1462   TGeoVolume* lay3EndLadder = CreateEndLadderCardsV(3);
1463
1464   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1465
1466     Double_t ladderPhi = -3*dPhi+iLadd*dPhi;
1467     Double_t dR = 0;
1468     if (iLadd%2 != 0) dR = fgkLay3DetLongRadius-fgkLay3DetShortRadius;
1469
1470     sprintf(rotName, "ITSsddLay3EndLadd%i",iLadd);
1471
1472     TGeoCombiTrans *ctEndLaddPos = CreateCombiTrans(rotName, dR,
1473                                     fgkLay3Length/2, ladderPhi, kTRUE);
1474     TGeoCombiTrans *ctEndLaddNeg = CreateCombiTrans(rotName, dR,
1475                                    -fgkLay3Length/2, ladderPhi, kFALSE);
1476
1477     virtualForward3Pos->AddNode(lay3EndLadder, iLadd*2, ctEndLaddPos);
1478     virtualForward3Neg->AddNode(lay3EndLadder, iLadd*2, ctEndLaddNeg);
1479   }
1480
1481   if(GetDebug(1)) {
1482     virtualForward3Pos->CheckOverlaps(0.01);
1483     virtualForward3Neg->CheckOverlaps(0.01);
1484   }
1485
1486   moth->AddNode(virtualForward3Pos, 1);
1487   moth->AddNode(virtualForward3Neg, 1);
1488 }
1489
1490 //________________________________________________________________________
1491 void AliITSv11GeometrySDD::Layer4(TGeoVolume *moth) {
1492   //
1493   // Insert the layer 4 in the mother volume. This is a virtual volume
1494   // containing ladders of layer 4 and the supporting rings
1495   //
1496
1497   if (! moth) {
1498     printf("Error::AliITSv11GeometrySDD: Can't insert layer4, mother is null!\n");
1499     return;
1500   };
1501
1502   fMotherVol = moth;
1503
1504   if (! fSDDsensor3) CreateBasicObjects();
1505
1506   TGeoTube *virtualLayer4Shape =new TGeoTube("ITSsddLayer4Shape",
1507                                     fgkLay4Rmin,fgkLay4Rmax,fgkLay4Length*0.5);
1508   TGeoMedium *airSDD = GetMedium("SDD AIR$");
1509   TGeoVolume *virtualLayer4 = new TGeoVolume("ITSsddLayer4",
1510                                              virtualLayer4Shape, airSDD);
1511
1512   //====================================
1513   // First we create the central barrel
1514   //====================================
1515
1516    TGeoVolumeAssembly *lay4Ladder    = CreateLadder(4);
1517   //TGeoVolume *lay4Detectors = CreateDetectors(4);
1518   TGeoVolumeAssembly *lay4Detectors = CreateDetectorsAssembly(4);
1519
1520   Double_t dPhi = 360./fgkLay4Nladd;
1521   Double_t detBoxThickness = fgkLadWaferSep + 2*fgkWaferThickness;
1522
1523   // placing virtual ladder and detectors volumes following ladder 
1524   // ordering convention
1525   char rotName[20];
1526   Int_t iLaddMin = 0;
1527   Int_t iLaddMax = fgkLay4Nladd;
1528   if ((fAddOnlyLadder4min >= 0)&&(fAddOnlyLadder4max < fgkLay4Nladd)) {
1529     iLaddMin = fAddOnlyLadder4min;
1530     iLaddMax = fAddOnlyLadder4max+1;
1531   }
1532   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1533
1534     Double_t ladderPhi = -5*dPhi + iLadd*dPhi;
1535     sprintf(rotName, "ITSsddLay4Ladd%i",iLadd);
1536     Double_t minRadiusLadBox = fLay4LaddShortRadius-fLay4LadderUnderSegDH;
1537     if (iLadd%2 != 0)
1538       minRadiusLadBox = fLay4LaddLongRadius-fLay4LadderUnderSegDH;
1539     minRadiusLadBox += ((TGeoBBox*)lay4Ladder->GetShape())->GetDY();
1540     TGeoCombiTrans *ctLadd = CreateCombiTrans(rotName, minRadiusLadBox,
1541                                               0, ladderPhi, kTRUE);
1542     virtualLayer4->AddNode(lay4Ladder, iLadd, ctLadd);
1543     ///////////////////////////////////////////////////
1544     sprintf(rotName, "ITSsddLay4DetBox%i",iLadd);
1545     Double_t minRadiusDetBox = fgkLay4DetShortRadius;
1546     if (iLadd%2 != 0)
1547       minRadiusDetBox = fgkLay4DetLongRadius;
1548     minRadiusDetBox += detBoxThickness/2;
1549     TGeoCombiTrans *ctDet = CreateCombiTrans(rotName, minRadiusDetBox,
1550                                              0, ladderPhi, kTRUE);
1551     virtualLayer4->AddNode(lay4Detectors, iLadd, ctDet);
1552     ///////////////////////////////////////////////////
1553   }
1554
1555   /*
1556   //====================================
1557   // Then the pieces at forward rapidity
1558   // (cooling, Carlos, LV, HV ...)
1559   //====================================
1560
1561   Double_t fgkForwardLay4Length = fgkEndLadPipeUlengthLay4+10*fgkmm;  // this has to be tuned
1562   Double_t fgkForwardLay4Rmin = fgkLay4Rmin-9*fgkmm;
1563   Double_t fgkForwardLay4Rmax = fgkLay4Rmax-5*fgkmm;
1564
1565   TGeoVolumeAssembly* lay4EndLadder = CreateEndLadderCards(4);
1566   TGeoTube *virtualForward4Shape = new TGeoTube("virtualForward3Shape",
1567                                                 fgkForwardLay4Rmin, fgkForwardLay4Rmax,
1568                                                 fgkForwardLay4Length/2.);
1569   TGeoVolume *virtualForward4Pos = new TGeoVolume("ITSsddForward4Pos",
1570                                                   virtualForward4Shape, airSDD);
1571   TGeoVolume *virtualForward4Neg = new TGeoVolume("ITSsddForward4Neg",
1572                                                   virtualForward4Shape, airSDD);
1573 //   TGeoVolume *virtualForward4Pos = new TGeoVolumeAssembly("ITSsddForward4Pos");
1574 //   TGeoVolume *virtualForward4Neg = new TGeoVolumeAssembly("ITSsddForward4Neg");
1575
1576   TGeoTranslation *virtualForward4TrPos = new TGeoTranslation("virtualForward4TrPos",0,0,
1577                                           fgkLay4Length/2+fgkForwardLay4Length/2);
1578   TGeoTranslation *virtualForward4TrNeg = new TGeoTranslation("virtualForward4TrNeg",0,0,
1579                                           -fgkLay4Length/2-fgkForwardLay4Length/2);
1580
1581   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1582
1583     Double_t ladderPhi = -5*dPhi + iLadd*dPhi;
1584     Double_t minRadiusDetBox = fgkLay4DetShortRadius;
1585     if (iLadd%2 != 0)
1586       minRadiusDetBox = fgkLay4DetLongRadius;
1587     minRadiusDetBox += detBoxThickness/2;
1588
1589     sprintf(rotName, "ITSsddLay4EndLadd%i",iLadd);
1590
1591     TGeoCombiTrans *ctEndLaddPos = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1592                                    -fgkForwardLay4Length/2, ladderPhi, kTRUE);
1593     TGeoCombiTrans *ctEndLaddNeg = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1594                                     fgkForwardLay4Length/2, ladderPhi, kFALSE);
1595     virtualForward4Pos->AddNode(lay4EndLadder, iLadd*2, ctEndLaddPos);
1596     virtualForward4Neg->AddNode(lay4EndLadder, iLadd*2+1, ctEndLaddNeg);
1597   }
1598   */
1599
1600   if(GetDebug(1)) virtualLayer4->CheckOverlaps(0.01);
1601
1602   virtualLayer4->SetVisibility(kFALSE);
1603   //virtualForward4Pos->SetVisibility(kFALSE);
1604   //virtualForward4Neg->SetVisibility(kFALSE);
1605
1606   moth->AddNode(virtualLayer4,1,0);
1607   //moth->AddNode(virtualForward4Pos, 1, virtualForward4TrPos);
1608   //moth->AddNode(virtualForward4Neg, 1, virtualForward4TrNeg);
1609 }
1610
1611
1612 // //________________________________________________________________________
1613 // void AliITSv11GeometrySDD::ForwardLayer4(TGeoVolume *moth) {
1614 //   //
1615 //   // Insert the layer 4 in the mother volume. This is a virtual volume
1616 //   // containing ladders of layer 4 and the supporting rings
1617 //   // (cooling, Carlos, LV, HV ...)
1618 //   //
1619
1620 //   if (! moth) {
1621 //     printf("Error::AliITSv11GeometrySDD: Can't insert layer4, mother is null!\n");
1622 //     return;
1623 //   };
1624
1625 //   TGeoMedium *airSDD = GetMedium("SDD AIR$");
1626
1627 //   if (! fSDDsensor3) CreateBasicObjects();
1628
1629 //   Double_t dPhi = 360./fgkLay4Nladd;
1630 //   Double_t detBoxThickness = fgkLadWaferSep + 2*fgkWaferThickness;
1631
1632 //   // placing virtual ladder and detectors volumes following ladder 
1633 //   // ordering convention
1634 //   char rotName[20];
1635 //   Int_t iLaddMin = 0;
1636 //   Int_t iLaddMax = fgkLay4Nladd;
1637 //   if ((fAddOnlyLadder4min >= 0)&&(fAddOnlyLadder4max < fgkLay4Nladd)) {
1638 //     iLaddMin = fAddOnlyLadder4min;
1639 //     iLaddMax = fAddOnlyLadder4max+1;
1640 //   }
1641
1642 //   //=================
1643 //   Double_t fgkForwardLay4Length = fgkEndLadPipeUlengthLay4+10*fgkmm;  // this has to be tuned
1644 //   Double_t fgkForwardLay4Rmin = fgkLay4Rmin-9*fgkmm;
1645 //   Double_t fgkForwardLay4Rmax = fgkLay4Rmax-5*fgkmm;
1646
1647 //   TGeoVolumeAssembly* lay4EndLadder = CreateEndLadderCards(4);
1648 //   TGeoTube *virtualForward4Shape = new TGeoTube("virtualForward3Shape",
1649 //                                              fgkForwardLay4Rmin, fgkForwardLay4Rmax,
1650 //                                              fgkForwardLay4Length/2.);
1651 //   TGeoVolume *virtualForward4Pos = new TGeoVolume("ITSsddForward4Pos",
1652 //                                                virtualForward4Shape, airSDD);
1653 //   TGeoVolume *virtualForward4Neg = new TGeoVolume("ITSsddForward4Neg",
1654 //                                                virtualForward4Shape, airSDD);
1655 // //   TGeoVolume *virtualForward4Pos = new TGeoVolumeAssembly("ITSsddForward4Pos");
1656 // //   TGeoVolume *virtualForward4Neg = new TGeoVolumeAssembly("ITSsddForward4Neg");
1657
1658 //   TGeoTranslation *virtualForward4TrPos = new TGeoTranslation("virtualForward4TrPos",0,0,
1659 //                                        fgkLay4Length/2+fgkForwardLay4Length/2);
1660 //   TGeoTranslation *virtualForward4TrNeg = new TGeoTranslation("virtualForward4TrNeg",0,0,
1661 //                                        -fgkLay4Length/2-fgkForwardLay4Length/2);
1662
1663 //   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1664
1665 //     Double_t ladderPhi = -5*dPhi + iLadd*dPhi;
1666 //     Double_t minRadiusDetBox = fgkLay4DetShortRadius;
1667 //     if (iLadd%2 != 0)
1668 //       minRadiusDetBox = fgkLay4DetLongRadius;
1669 //     minRadiusDetBox += detBoxThickness/2;
1670
1671 //     sprintf(rotName, "ITSsddLay4EndLadd%i",iLadd);
1672
1673 //     TGeoCombiTrans *ctEndLaddPos = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1674 //                                 -fgkForwardLay4Length/2, ladderPhi, kTRUE);
1675 //     TGeoCombiTrans *ctEndLaddNeg = CreateCombiTrans(rotName, minRadiusDetBox-0.1,
1676 //                                  fgkForwardLay4Length/2, ladderPhi, kFALSE);
1677 //     virtualForward4Pos->AddNode(lay4EndLadder, iLadd*2, ctEndLaddPos);
1678 //     virtualForward4Neg->AddNode(lay4EndLadder, iLadd*2+1, ctEndLaddNeg);
1679 //   }
1680
1681 //   virtualForward4Pos->SetVisibility(kFALSE);
1682 //   virtualForward4Neg->SetVisibility(kFALSE);
1683
1684 //   moth->AddNode(virtualForward4Pos, 1, virtualForward4TrPos);
1685 //   moth->AddNode(virtualForward4Neg, 1, virtualForward4TrNeg);
1686 // }
1687
1688
1689 //________________________________________________________________________
1690 void AliITSv11GeometrySDD::ForwardLayer4(TGeoVolume *moth) {
1691   //
1692   // Insert the end-ladder of layer 4 in the mother volume.
1693   // (cooling, Carlos, LV, HV ...)
1694   //
1695
1696   if (! moth) {
1697     printf("Error::AliITSv11GeometrySDD: Can't insert layer4, mother is null!\n");
1698     return;
1699   };
1700
1701   if (! fSDDsensor3) CreateBasicObjects();
1702
1703   // placing virtual ladder and detectors volumes following ladder 
1704   // ordering convention
1705   Int_t iLaddMin = 0;
1706   Int_t iLaddMax = fgkLay4Nladd;
1707   if ((fAddOnlyLadder4min >= 0)&&(fAddOnlyLadder4max < fgkLay4Nladd)) {
1708     iLaddMin = fAddOnlyLadder4min;
1709     iLaddMax = fAddOnlyLadder4max+1;
1710   }
1711
1712   TGeoVolume *virtualForward4Pos = new TGeoVolumeAssembly("ITSsddForward4Pos");
1713   TGeoVolume *virtualForward4Neg = new TGeoVolumeAssembly("ITSsddForward4Neg");
1714
1715   char rotName[30];
1716   Double_t dPhi = 360./fgkLay4Nladd;
1717   TGeoVolume* lay4EndLadder = CreateEndLadderCardsV(4);
1718
1719   for (Int_t iLadd = iLaddMin; iLadd < iLaddMax; iLadd++) {
1720
1721     Double_t ladderPhi = -5*dPhi + iLadd*dPhi;
1722     Double_t dR = 0;
1723     if (iLadd%2 != 0)
1724       dR = fgkLay4DetLongRadius-fgkLay4DetShortRadius;
1725
1726     sprintf(rotName, "ITSsddLay4EndLadd%i",iLadd);
1727
1728     TGeoCombiTrans *ctEndLaddPos = CreateCombiTrans(rotName, dR,
1729                                    fgkLay4Length/2, ladderPhi, kTRUE);
1730     TGeoCombiTrans *ctEndLaddNeg = CreateCombiTrans(rotName, dR,
1731                                    -fgkLay4Length/2, ladderPhi, kFALSE);
1732     virtualForward4Pos->AddNode(lay4EndLadder, iLadd*2, ctEndLaddPos);
1733     virtualForward4Neg->AddNode(lay4EndLadder, iLadd*2, ctEndLaddNeg);
1734   }
1735
1736   moth->AddNode(virtualForward4Pos, 1);
1737   moth->AddNode(virtualForward4Neg, 1);
1738 }
1739
1740
1741 //________________________________________________________________________
1742 TGeoVolumeAssembly *AliITSv11GeometrySDD::CreateLadder(Int_t iLay) {
1743   //
1744   // return an assembly volume containing the CF ladder
1745   //
1746
1747   Int_t    nDetectors   = fgkLay3Ndet;
1748   Double_t ladderLength = fgkLay3LadderLength;
1749   Double_t underSegDH   = fLay3LadderUnderSegDH;
1750   Double_t *sensorZPos  = fLay3sensorZPos;
1751   AliITSv11GeomCableFlat *digitCableA = fDigitCableLay3A;
1752   AliITSv11GeomCableFlat *digitCableB = fDigitCableLay3B;
1753
1754   if (iLay==3) {}
1755   else if (iLay==4) {
1756     nDetectors   = fgkLay4Ndet;
1757     ladderLength = fgkLay4LadderLength;
1758     digitCableA  = fDigitCableLay4A;
1759     digitCableB  = fDigitCableLay4B;
1760     underSegDH   = fLay4LadderUnderSegDH;
1761     sensorZPos   = fLay4sensorZPos;
1762   }
1763   else {
1764     printf("AliITSv11GeometrySDD::CreateLadder : error=wrong layer\n");
1765   };
1766   Double_t ladderBoxDH = fgkLadderHeight+fgkLadderSegBoxDH+underSegDH;
1767   TGeoVolumeAssembly *virtualLadder = new TGeoVolumeAssembly("ITSsddLadder");
1768   
1769   // placing virtual ladder segment following detector ordering convention
1770   //=======================================================================
1771   char transName[30];
1772
1773   // adding segment this way to create cable points in the correct order ...
1774   for (Int_t iSegment = nDetectors/2-1; iSegment >= 0; iSegment-- ) {
1775
1776     //TGeoVolumeAssembly *laddSegment = CreateLadderSegment(iLay, iSegment);
1777     TGeoVolume *laddSegment = CreateLadderSegment(iLay, iSegment);
1778     sprintf(transName, "ITSsddLay%iLaddSeg%i", iLay, iSegment);
1779     Double_t segmentPos = fgkSegmentLength*(nDetectors/2-1-iSegment) 
1780                           + fgkSegmentLength/2;
1781     TGeoTranslation *segTr = new TGeoTranslation(transName, 0,
1782                                                  underSegDH/2,segmentPos);
1783     ////
1784     virtualLadder->AddNode(laddSegment, iSegment, segTr);
1785   };
1786   for (Int_t iSegment = nDetectors/2; iSegment < nDetectors; iSegment++ ) {
1787
1788     TGeoVolume *laddSegment = CreateLadderSegment(iLay, iSegment);
1789     //TGeoVolumeAssembly *laddSegment = CreateLadderSegment(iLay, iSegment);
1790     sprintf(transName, "ITSsddLay%iLaddSeg%i", iLay, iSegment);
1791     Double_t segmentPos = fgkSegmentLength*(nDetectors/2-1-iSegment) 
1792                           + fgkSegmentLength/2;
1793     TGeoTranslation *segTr = new TGeoTranslation(transName, 0,
1794                                                  underSegDH/2,segmentPos);
1795     ////
1796     virtualLadder->AddNode(laddSegment, iSegment, segTr);
1797   };
1798
1799   // putting virtual volume corresponding to the end of ladder
1800   //=======================================================================
1801   TGeoVolumeAssembly *endLadder = CreateEndLadder( iLay );
1802   Double_t endLength = (ladderLength - nDetectors*fgkSegmentLength)/2.;
1803   TGeoTranslation *endTrZPos = new TGeoTranslation("ITSsddEndTrZPos",0,0,
1804                                    fgkSegmentLength*(nDetectors/2)+endLength/2.);
1805   // Euler rotation : about Z, then new X, then new Z
1806   TGeoRotation *endZNegRot = new TGeoRotation("",90, 180, -90);
1807   TGeoCombiTrans *endTrZNeg = new TGeoCombiTrans(0,0,
1808                   -fgkSegmentLength*(nDetectors/2)-endLength/2.,endZNegRot);
1809   virtualLadder->AddNode(endLadder, 1, endTrZPos);
1810   virtualLadder->AddNode(endLadder, 2, endTrZNeg);
1811
1812   // creating and inserting cable segments
1813   //   (check points are placed while creating segments)
1814   //=======================================================================
1815   if (fAddCables)
1816   for (Int_t iSegment = 0; iSegment < nDetectors; iSegment++ ) {
1817     
1818     digitCableA[iSegment].SetInitialNode(virtualLadder);
1819     digitCableB[iSegment].SetInitialNode(virtualLadder);
1820     
1821     for (Int_t iPt=1; iPt<digitCableA[iSegment].GetNCheckPoints(); iPt++ ) {
1822       Double_t rotation = 0;
1823       if (iPt>1) {
1824         rotation = 90-fgkHybridAngle; 
1825         digitCableA[iSegment].CreateAndInsertCableSegment(iPt, rotation);
1826       } else
1827         digitCableA[iSegment].CreateAndInsertCableSegment(iPt);
1828
1829     };
1830     
1831     for (Int_t iPt=1; iPt<digitCableB[iSegment].GetNCheckPoints(); iPt++ ) {
1832       Double_t rotation = 0;
1833       if (iPt>1) {
1834         rotation = fgkHybridAngle-90; 
1835         digitCableB[iSegment].CreateAndInsertCableSegment(iPt, rotation);
1836       } else
1837         digitCableB[iSegment].CreateAndInsertCableSegment(iPt);
1838     };
1839   };
1840   
1841   // HV cable
1842   //=======================================================================
1843   if (fAddHVcables) {
1844     TGeoMedium *polyhamideSDD = GetMedium("SDDKAPTON (POLYCH2)$");  //ITSsddKAPTON_POLYCH2
1845     TGeoMedium *alSDD         = GetMedium("AL$");   //ITSal
1846
1847   AliITSv11GeomCableFlat cableHV[fgkLay4Ndet];  // temp !!!
1848   char cableHVname[30];
1849   for (Int_t iSegment = 0; iSegment<nDetectors; iSegment++) {
1850     sprintf(cableHVname,"ITSsddHVcable%i", iSegment);
1851     cableHV[iSegment].SetName(cableHVname);
1852     cableHV[iSegment].SetThickness(fgkLongHVcablePolyThick+fgkLongHVcableAlThick);
1853     cableHV[iSegment].SetWidth(fgkTransitHVtailWidth);
1854     cableHV[iSegment].SetNLayers(2);
1855     cableHV[iSegment].SetLayer(0, fgkLongHVcablePolyThick, polyhamideSDD,
1856                                fColorPolyhamide);
1857     cableHV[iSegment].SetLayer(1, fgkLongHVcableAlThick, alSDD, fColorAl);
1858     cableHV[iSegment].SetInitialNode(virtualLadder);
1859   };
1860   Double_t x1[3], x2[3], x3[3],
1861            vY[3] = {0,1,0}, vZ[3] = {0,0,1}, vYZ[3]={0,1,1};
1862
1863   x1[0] = -fgkTransitHVtailXpos;
1864   x2[0] = -fgkTransitHVtailXpos;
1865   x3[0] = -fgkTransitHVtailXpos;
1866   for (Int_t iSegment  = nDetectors/2-1; iSegment >= 0; iSegment-- ) {
1867     Double_t cableSeparation = TMath::Abs(iSegment - (nDetectors/2-1))
1868                                *fgkLongHVcableSeparation;
1869     // adjust where HV long cable starts in Y
1870     // useful if you want to let some space for alignment
1871     x1[1] = - ladderBoxDH/2 + 2*fgkmm;
1872     x2[1] = - ladderBoxDH/2 + underSegDH - cableSeparation
1873             - (fgkLongHVcablePolyThick+fgkLongHVcableAlThick)/2;
1874     x3[1] = x2[1];
1875     x1[2] = sensorZPos[iSegment]+fgkTransitHVtailLength-5*fgkmm;
1876     x2[2] =  x1[2]+5*fgkmm;
1877     x3[2] = ladderLength/2-endLength;
1878     cableHV[iSegment].AddCheckPoint( virtualLadder, 0, x1, vY );
1879     cableHV[iSegment].AddCheckPoint( virtualLadder, 1, x2, vZ ); // vYZ
1880     cableHV[iSegment].AddCheckPoint( virtualLadder, 2, x3, vZ );
1881
1882     //cableHV[iSegment].CreateAndInsertCableSegment(1,0);
1883     cableHV[iSegment].CreateAndInsertCableCylSegment(1, -45+180);
1884     //cableHV[iSegment].CreateAndInsertCableSegment(2,0);
1885     cableHV[iSegment].CreateAndInsertBoxCableSegment(2,0);
1886   };
1887
1888   vYZ[2] = -1;
1889   x1[0] = fgkTransitHVtailXpos;
1890   x2[0] = fgkTransitHVtailXpos;
1891   x3[0] = fgkTransitHVtailXpos;
1892
1893   for (Int_t iSegment = nDetectors/2; iSegment < nDetectors; iSegment++ ) { 
1894     Double_t cableSeparation = TMath::Abs(iSegment - (nDetectors/2-1))
1895                                *fgkLongHVcableSeparation;
1896     x1[1] = - ladderBoxDH/2 + 2*fgkmm; // adjust where HV long cable starts in Y
1897     x2[1] = - ladderBoxDH/2 + underSegDH - cableSeparation
1898             - (fgkLongHVcablePolyThick+fgkLongHVcableAlThick)/2;
1899     x3[1] = x2[1];
1900     x1[2] = sensorZPos[iSegment]-fgkTransitHVtailLength+5*fgkmm;
1901     x2[2] =  x1[2]-5*fgkmm;
1902     x3[2] = -ladderLength/2+endLength;
1903     cableHV[iSegment].AddCheckPoint( virtualLadder, 0, x1, vY );
1904     cableHV[iSegment].AddCheckPoint( virtualLadder, 1, x2, vZ ); // vYZ
1905     cableHV[iSegment].AddCheckPoint( virtualLadder, 2, x3, vZ );
1906
1907     cableHV[iSegment].CreateAndInsertCableCylSegment(1, -45);
1908     cableHV[iSegment].CreateAndInsertBoxCableSegment(2,0);
1909   };
1910   };
1911
1912   //**********************************
1913   if(GetDebug(1)) virtualLadder->CheckOverlaps(0.01);
1914   return virtualLadder;
1915 }
1916
1917
1918 //________________________________________________________________________
1919 TGeoArb8 *AliITSv11GeometrySDD::CreateLadderSide(Double_t dz, Double_t angle,
1920                          Double_t xSign, Double_t L, Double_t H, Double_t l) {
1921     // Create one half of the V shape corner of CF ladder
1922   
1923     TGeoArb8 *cfLaddSide = new TGeoArb8(dz);
1924     cfLaddSide->SetVertex( 0, 0,  0);
1925     cfLaddSide->SetVertex( 1, 0, -H);
1926     cfLaddSide->SetVertex( 2, xSign*(L*TMath::Sin(angle)-l*TMath::Cos(angle)),
1927                            -L*TMath::Cos(angle)-l*TMath::Sin(angle));
1928     cfLaddSide->SetVertex( 3, xSign*L*TMath::Sin(angle), -L*TMath::Cos(angle));
1929     cfLaddSide->SetVertex( 4, 0,  0);
1930     cfLaddSide->SetVertex( 5, 0, -H);
1931     cfLaddSide->SetVertex( 6, xSign*(L*TMath::Sin(angle)-l*TMath::Cos(angle)),
1932                            -L*TMath::Cos(angle)-l*TMath::Sin(angle));
1933     cfLaddSide->SetVertex(7, xSign*L*TMath::Sin(angle), -L*TMath::Cos(angle));
1934     return cfLaddSide;
1935 }
1936
1937
1938 //________________________________________________________________________
1939 TGeoVolume* AliITSv11GeometrySDD::CreateHybrid(Int_t iLRSide) {
1940   //
1941   // return a box containing the front-end hybrid
1942   //
1943
1944   Double_t roundHoleX       = -fgkHybridWidth/2+fgkHybRndHoleX;
1945
1946   Double_t screenTotalThick = fgkHybGlueScrnThick+fgkHybUpThick+fgkHybAlThick;
1947   Double_t lowFLTotalThick  = fgkHybGlueLowThick+fgkHybUpThick+fgkHybAlThick;
1948 //   Double_t upFLTotalThick   = fgkHybGlueUpThick +fgkHybUpThick+fgkHybAlThick;
1949   Double_t chipsCCTotThick  = fgkHybUnderNiThick+fgkHybGlueAgThick
1950                               +fgkHybChipThick+2*(fgkHybUpCCThick+fgkHybAlCCThick);
1951   Double_t ccUpLayerTotThick = fgkHybUpCCThick+fgkHybAlCCThick+fgkHybUpCCThick;
1952 //   Double_t volumeThick = (fgkHybridThBridgeThick+screenTotalThick+lowFLTotalThick
1953 //                        + upFLTotalThick + ccUpLayerTotThick);
1954   Double_t volumeThick = (fgkHybridThBridgeThick+screenTotalThick+lowFLTotalThick
1955                           +fgkHybSMDheight);
1956   Double_t lowLayerYmin     = -volumeThick/2+fgkHybridThBridgeThick
1957                               +screenTotalThick;
1958   Double_t flUpThick        = fgkHybGlueUpThick+fgkHybUpThick;
1959
1960   //**************************************************** media :
1961   TGeoMedium *airSDD                  = GetMedium("SDD AIR$");
1962   TGeoMedium *carbonFiberLadderStruct = GetMedium("SDDKAPTON (POLYCH2)$"); //ITSsddCarbonM55J
1963   TGeoMedium *alSDD                   = GetMedium("AL$"); //ITSal
1964   TGeoMedium *alSDD80p100             = GetMedium("AL$");                 // to code !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1965   TGeoMedium *alSDD50p100             = GetMedium("AL$");                 // to code !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1966   TGeoMedium *polyhamideSDD           = GetMedium("SDDKAPTON (POLYCH2)$"); //ITSsddKAPTON_POLYCH2
1967   TGeoMedium *niSDD                   = GetMedium("COPPER$");                // to code !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1968   TGeoMedium *glueAG                  = GetMedium("SDDKAPTON (POLYCH2)$");  // to code !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1969   TGeoMedium *siliconSDD              = GetMedium("SDD SI CHIP$"); //ITSsddSiChip
1970   TGeoMedium *medSMD                  = GetMedium("SDD X7R capacitors$");      //  SDDX7Rcapacitors   TO CHECK !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1971   TGeoMedium *medSMDweld              = GetMedium("SDD X7R capacitors$");      //  SDDX7Rcapacitors  TO CHECK !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1972
1973   //**************************************************** main volume :
1974   TGeoBBox *hybridBox = new TGeoBBox("",fgkHybridWidth/2, volumeThick/2,
1975                                      (fgkHybridLength)/2);
1976   TGeoVolume *hybrid = new TGeoVolume("ITSsddHybridVol", hybridBox,
1977                                       airSDD);
1978  
1979   TGeoBBox *sThermalBridge = new TGeoBBox( "", fgkHybridWidth/2,
1980                                            fgkHybridThBridgeThick/2,
1981                                            fgkHybridLength/2);
1982
1983   //**************************************************** Thermal bridge :
1984   TGeoVolume *vThermalBridge = new TGeoVolume("ITSsddHybridThBridge",
1985                                               sThermalBridge,
1986                                               carbonFiberLadderStruct);
1987   vThermalBridge->SetLineColor(fColorCarbonFiber);
1988   TGeoTranslation *thBridgeTr = new TGeoTranslation(0, -volumeThick/2
1989                                     +fgkHybridThBridgeThick/2, 0);
1990   hybrid->AddNode(vThermalBridge, 1, thBridgeTr);
1991
1992   //**************************************************** Screen layer :
1993   TGeoBBox *sAlScreenLayer = new TGeoBBox("sAlScreenLayer", fgkHybridWidth/2,
1994                                           fgkHybAlThick/2, fgkHybridLength/2);
1995   //here the upedex and glue layers are both assumed to be polyimide
1996   TGeoBBox *sUpGlueScreenLayer = new TGeoBBox("sUpGlueScreenLayer",
1997                                               fgkHybridWidth/2,
1998                                      (fgkHybUpThick+fgkHybGlueScrnThick)/2,
1999                                               fgkHybridLength/2);
2000   TGeoTube *sRoundHole = new TGeoTube("sRoundHole", 0, fgkHybRndHoleRad,
2001                                       (screenTotalThick+lowFLTotalThick)/2);
2002
2003   TGeoTranslation *upGlueScreenTr = new TGeoTranslation("upGlueScreenTr",0,
2004    -volumeThick/2+fgkHybridThBridgeThick+(fgkHybUpThick+fgkHybGlueScrnThick)/2,0);
2005
2006   TGeoTranslation *alScreenTr = new TGeoTranslation("AlScreenTr", 0,
2007    -volumeThick/2+fgkHybridThBridgeThick+fgkHybUpThick+fgkHybGlueScrnThick
2008    +fgkHybAlThick/2, 0);
2009
2010   TGeoTranslation hybHolePos1Tr(roundHoleX,
2011    -volumeThick/2+fgkHybridThBridgeThick+(screenTotalThick+lowFLTotalThick)/2,
2012                                 -fgkHybridLength/2+fgkHybRndHoleZ);
2013   TGeoTranslation hybHolePos2Tr(roundHoleX, 
2014    -volumeThick/2+fgkHybridThBridgeThick+(screenTotalThick+lowFLTotalThick)/2,
2015                                 fgkHybridLength/2-fgkHybRndHoleZ);
2016
2017   TGeoRotation *rotHole = new TGeoRotation("", 0, 90, 0);
2018   TGeoCombiTrans *hybHolePos1 = new TGeoCombiTrans(hybHolePos1Tr, *rotHole);
2019   hybHolePos1->SetName("hybHolePos1");
2020   TGeoCombiTrans *hybHolePos2 = new TGeoCombiTrans(hybHolePos2Tr, *rotHole);
2021   hybHolePos2->SetName("hybHolePos2");
2022
2023   upGlueScreenTr->RegisterYourself();
2024   alScreenTr->RegisterYourself();
2025   hybHolePos1->RegisterYourself();
2026   hybHolePos2->RegisterYourself();
2027   delete rotHole;
2028
2029   TGeoCompositeShape *sScreenAl = new TGeoCompositeShape(
2030                       "sAlScreenLayer:AlScreenTr-(sRoundHole:hybHolePos1"
2031                       "+sRoundHole:hybHolePos2)");
2032   TGeoVolume *vScreenAl = new TGeoVolume("vScreenAl",sScreenAl, alSDD);
2033   vScreenAl->SetLineColor(fColorAl);
2034   TGeoCompositeShape *sScreenUpGlue = new TGeoCompositeShape(
2035         "sUpGlueScreenLayer:upGlueScreenTr-(sRoundHole:hybHolePos1"
2036         "+sRoundHole:hybHolePos2)");
2037   TGeoVolume *vScreenUpGlue = new TGeoVolume("vScreenUpGlue",
2038                                              sScreenUpGlue,polyhamideSDD);
2039   vScreenUpGlue->SetLineColor(fColorPolyhamide);
2040
2041   hybrid->AddNode(vScreenUpGlue, 1, 0);
2042   hybrid->AddNode(vScreenAl, 1, 0);
2043
2044   //****************************************************  FL low layer :
2045   Double_t sideWidth1 = fgkHybFLlowChipZ1 - fgkHybFLlowHoleDZ/2;
2046   Double_t sideWidth2 = fgkHybridLength - fgkHybFLlowChipZ4 - fgkHybFLlowHoleDZ/2;
2047
2048   //here the upedex and glue layers are both assumed to be polyimide
2049   TGeoBBox *sUpGlueBar1 = new TGeoBBox("sUpGlueBar1", fgkHybridWidth/2,
2050                                       (fgkHybGlueLowThick+fgkHybUpThick)/2,
2051                                        sideWidth1/2);
2052   TGeoBBox *sAlBar1 = new TGeoBBox("sAlBar1", fgkHybridWidth/2,
2053                                   fgkHybAlThick/2, sideWidth1/2);
2054  
2055   TGeoTranslation *upGlueBarTr1 = new TGeoTranslation("upGlueBarTr1", 0,
2056                               lowLayerYmin+(fgkHybGlueLowThick+fgkHybUpThick)/2,
2057                                               -(fgkHybridLength-sideWidth1)/2);
2058   TGeoTranslation *alBarTr1 = new TGeoTranslation("alBarTr1", 0,
2059                     lowLayerYmin+fgkHybGlueLowThick+fgkHybUpThick+fgkHybAlThick/2,
2060                                               -(fgkHybridLength-sideWidth1)/2);
2061   upGlueBarTr1->RegisterYourself();
2062   alBarTr1->RegisterYourself();
2063
2064   TGeoCompositeShape *sLowUpGlueBar1 = new TGeoCompositeShape(
2065                      "sUpGlueBar1:upGlueBarTr1-sRoundHole:hybHolePos1");
2066   TGeoCompositeShape *sLowAlBar1 = new TGeoCompositeShape(
2067                       "sAlBar1:alBarTr1-sRoundHole:hybHolePos1");
2068   TGeoVolume *vLowUpGlueBar1 = new TGeoVolume("vLowUpGlueBar1",
2069                                               sLowUpGlueBar1, polyhamideSDD);
2070   TGeoVolume *vLowAlBar1 = new TGeoVolume("vLowAlBar1",
2071                                           sLowAlBar1, alSDD);
2072   vLowUpGlueBar1->SetLineColor(fColorPolyhamide);
2073   vLowAlBar1->SetLineColor(fColorAl);
2074   hybrid->AddNode(vLowUpGlueBar1,1,0);
2075   hybrid->AddNode(vLowAlBar1,1,0);
2076
2077   //---
2078   //here the upedex and glue layers are both assumed to be polyimide
2079   TGeoBBox *sUpGlueBar2 = new TGeoBBox("sUpGlueBar2", fgkHybridWidth/2,
2080                                        (fgkHybGlueLowThick+fgkHybUpThick)/2,
2081                                        sideWidth2/2);
2082   TGeoBBox *sAlBar2 = new TGeoBBox("sAlBar2", fgkHybridWidth/2,
2083                                    fgkHybAlThick/2, sideWidth2/2);
2084
2085  TGeoTranslation *upGlueBarTr2 = new TGeoTranslation("upGlueBarTr2", 0,
2086                               lowLayerYmin+(fgkHybGlueLowThick+fgkHybUpThick)/2,
2087                                                (fgkHybridLength-sideWidth2)/2);
2088   TGeoTranslation *alBarTr2 = new TGeoTranslation("alBarTr2", 0,
2089                     lowLayerYmin+fgkHybGlueLowThick+fgkHybUpThick+fgkHybAlThick/2,
2090                                                (fgkHybridLength-sideWidth2)/2);
2091   upGlueBarTr2->RegisterYourself();
2092   alBarTr2->RegisterYourself();
2093
2094   TGeoCompositeShape *sLowUpGlueBar2 = new TGeoCompositeShape(
2095                      "sUpGlueBar2:upGlueBarTr2-sRoundHole:hybHolePos2");
2096   TGeoCompositeShape *sLowAlBar2 = new TGeoCompositeShape(
2097                       "sAlBar2:alBarTr2-sRoundHole:hybHolePos2");
2098   TGeoVolume *vLowUpGlueBar2 = new TGeoVolume("vLowUpGlueBar2",sLowUpGlueBar2,
2099                                               polyhamideSDD);
2100   TGeoVolume *vLowAlBar2 = new TGeoVolume("vLowAlBar2",sLowAlBar2,
2101                                           alSDD);
2102   vLowUpGlueBar2->SetLineColor(fColorPolyhamide);
2103   vLowAlBar2->SetLineColor(fColorAl);
2104   hybrid->AddNode(vLowUpGlueBar2, 1, 0);
2105   hybrid->AddNode(vLowAlBar2, 1, 0);
2106
2107   if(GetDebug(3)) { // Remove compiler warning.
2108     sAlScreenLayer->InspectShape();
2109     sUpGlueScreenLayer->InspectShape();
2110     sRoundHole->InspectShape();
2111     sUpGlueBar1->InspectShape();
2112     sUpGlueBar2->InspectShape();
2113     sAlBar1->InspectShape();
2114     sAlBar2->InspectShape();
2115   };
2116   //---
2117   //using class AliITSv11GeomCableFlat to add 2-layer segments ... 
2118   Double_t piece1width = fgkHybFLlowPasX-fgkHybFLlowHolePasDX/2;
2119   AliITSv11GeomCableFlat lowFLpiece("lowFLpiece1",piece1width,
2120                                        lowFLTotalThick);
2121   lowFLpiece.SetNLayers(2);
2122   lowFLpiece.SetLayer(0, fgkHybGlueLowThick+fgkHybUpThick, polyhamideSDD,
2123                        fColorPolyhamide);
2124   lowFLpiece.SetLayer(1, fgkHybAlThick, alSDD80p100, fColorAl);
2125   // alSDD at 80% : mostly to take into account strips of piece 3
2126
2127   Double_t x1[3] = { -fgkHybridWidth/2 + piece1width/2,
2128                      lowLayerYmin + lowFLTotalThick/2,
2129                      -fgkHybridLength/2 + sideWidth1 };
2130   Double_t x2[3] ={ x1[0], x1[1], fgkHybridLength/2 - sideWidth2 };
2131   Double_t vZ[3] = {0,0,1};
2132   lowFLpiece.AddCheckPoint( hybrid, 0, x2, vZ );
2133   lowFLpiece.AddCheckPoint( hybrid, 1, x1, vZ );
2134   lowFLpiece.SetInitialNode(hybrid);
2135   lowFLpiece.CreateAndInsertBoxCableSegment(1);
2136   lowFLpiece.ResetPoints();
2137
2138   Double_t piece2width = fgkHybFLlowAmbX-fgkHybFLlowPasX
2139                          -fgkHybFLlowHolePasDX/2-fgkHybFLlowHoleAmbDX/2;
2140
2141   lowFLpiece.SetWidth(piece2width);
2142   lowFLpiece.SetName("lowFLpiece2");
2143   x1[0] = piece2width/2+fgkHybFLlowPasX+fgkHybFLlowHolePasDX/2-fgkHybridWidth/2;
2144   x2[0] = x1[0];
2145   lowFLpiece.AddCheckPoint( hybrid, 0, x2, vZ );
2146   lowFLpiece.AddCheckPoint( hybrid, 1, x1, vZ );
2147   lowFLpiece.CreateAndInsertBoxCableSegment(1);
2148   lowFLpiece.ResetPoints();
2149
2150   Double_t piece3width = fgkHybridWidth - fgkHybFLlowAmbX 
2151                          - fgkHybFLlowHoleAmbDX/2;
2152
2153   lowFLpiece.SetWidth(piece3width);
2154   lowFLpiece.SetName("lowFLpiece3");
2155   x1[0] = fgkHybridWidth/2-piece3width/2;
2156   x2[0] = x1[0];
2157   lowFLpiece.AddCheckPoint( hybrid, 0, x2, vZ );
2158   lowFLpiece.AddCheckPoint( hybrid, 1, x1, vZ );
2159   lowFLpiece.CreateAndInsertBoxCableSegment(1);
2160
2161   Double_t zChips[4] = {fgkHybFLlowChipZ1,fgkHybFLlowChipZ2,
2162                         fgkHybFLlowChipZ3,fgkHybFLlowChipZ4};
2163   Double_t vX[3] = {1,0,0};
2164   for (Int_t i=0; i<3; i++) {
2165     char ch[20];
2166     sprintf(ch, "lowFLpieceA%i", i+4);
2167     lowFLpiece.SetName(ch);
2168     lowFLpiece.SetWidth(zChips[i+1]-zChips[i]-fgkHybFLlowHoleDZ);
2169
2170     lowFLpiece.SetLayer(1, fgkHybAlThick, alSDD, fColorAl);
2171     x1[0] = -fgkHybridWidth/2 + piece1width;
2172     x2[0] = x1[0] + fgkHybFLlowHolePasDX;
2173     Double_t zPiece = (zChips[i+1]+zChips[i])/2 - fgkHybridLength/2;
2174     x1[2] = zPiece; x2[2] = zPiece; 
2175     lowFLpiece.AddCheckPoint( hybrid, 0, x2, vX );
2176     lowFLpiece.AddCheckPoint( hybrid, 1, x1, vX );
2177     lowFLpiece.CreateAndInsertBoxCableSegment(1,90);
2178     lowFLpiece.ResetPoints();
2179
2180     sprintf(ch, "lowFLpieceB%i", i+4);
2181     lowFLpiece.SetName(ch);
2182     x1[0] = fgkHybridWidth/2 - piece3width;
2183     x2[0] = x1[0] - fgkHybFLlowHoleAmbDX;
2184     lowFLpiece.AddCheckPoint( hybrid, 0, x1, vX );
2185     lowFLpiece.AddCheckPoint( hybrid, 1, x2, vX );
2186     lowFLpiece.CreateAndInsertBoxCableSegment(1,90);
2187   };
2188   
2189   //**************************************************** chips+CC:
2190   AliITSv11GeomCableFlat chip("", fgkHybChipsDZ, chipsCCTotThick);
2191   chip.SetInitialNode(hybrid);
2192   chip.SetNLayers(5);
2193   chip.SetLayer(0, fgkHybUnderNiThick, niSDD, 2);
2194   chip.SetLayer(1, fgkHybGlueAgThick, glueAG, 4);
2195   chip.SetLayer(2, fgkHybChipThick, siliconSDD, fColorSilicon);
2196   chip.SetLayer(3, fgkHybUpCCThick+fgkHybUpCCThick, polyhamideSDD,
2197                 fColorPolyhamide);
2198   chip.SetLayer(4, fgkHybAlCCThick+fgkHybAlCCThick, alSDD80p100, fColorAl);
2199   // Here the tho CC (low+up) are merged
2200   // In fact, the last layer has a smaller surface of Al -> I put 80%
2201   
2202   x1[1] = lowLayerYmin + chipsCCTotThick/2;
2203   x2[1] = x1[1];
2204   char ch[20];
2205
2206   for (Int_t i=0; i<4; i++) {
2207     sprintf(ch, "pascalCC%i", i);
2208     chip.SetName(ch);
2209     x1[0] = fgkHybFLlowPasX - fgkHybridWidth/2 - fgkHybPascalDX/2;
2210     x2[0] = x1[0] + fgkHybPascalDX;
2211     x1[2] =  zChips[i] - fgkHybridLength/2;
2212     x2[2] = x1[2];
2213     chip.AddCheckPoint( hybrid, 0, x1, vX );
2214     chip.AddCheckPoint( hybrid, 1, x2, vX );
2215     chip.CreateAndInsertBoxCableSegment(1,-90);
2216     chip.ResetPoints();
2217
2218     sprintf(ch, "ambraCC%i", i);
2219     chip.SetName(ch);
2220     x1[0] = fgkHybFLlowAmbX - fgkHybridWidth/2 - fgkHybAmbraDX/2;
2221     x2[0] = x1[0] + fgkHybAmbraDX;
2222     chip.AddCheckPoint( hybrid, 0, x1, vX );
2223     chip.AddCheckPoint( hybrid, 1, x2, vX );
2224     chip.CreateAndInsertBoxCableSegment(1,-90);
2225     chip.ResetPoints();
2226   };
2227
2228   //**************************************************** CC outside chips:
2229   // I don't think there is a second aluminium layer here ...
2230   for (Int_t i = 0; i<4; i++) {
2231     char ch[20];
2232     sprintf(ch, "ccLayerA%i", i);
2233
2234     AliITSv11GeomCableFlat ccLayer1(ch, 6.6*fgkmm, ccUpLayerTotThick);
2235     ccLayer1.SetInitialNode(hybrid);
2236     ccLayer1.SetNLayers(2);
2237     ccLayer1.SetLayer(0, 2*fgkHybUpCCThick, polyhamideSDD, fColorPolyhamide);
2238     ccLayer1.SetLayer(1, fgkHybAlCCThick, alSDD50p100, fColorAl);
2239     // Al at ~50%
2240
2241     x1[0] = -fgkHybridWidth/2;
2242     x2[0] = fgkHybFLlowPasX - fgkHybridWidth/2 - fgkHybPascalDX/2;
2243     x1[1] = lowLayerYmin + fgkHybUnderNiThick + fgkHybGlueAgThick
2244             + fgkHybChipThick + ccUpLayerTotThick/2;
2245     x2[1] = x1[1];
2246     x1[2] = zChips[i] - fgkHybridLength/2;
2247     x2[2] = x1[2];
2248     ccLayer1.AddCheckPoint( hybrid, 0, x1, vX );
2249     ccLayer1.AddCheckPoint( hybrid, 1, x2, vX );
2250     ccLayer1.CreateAndInsertBoxCableSegment(1,-90);
2251
2252     sprintf(ch, "ccLayerB%i", i);
2253     AliITSv11GeomCableFlat ccLayer2(ch, fgkHybChipsDZ, ccUpLayerTotThick);
2254     ccLayer2.SetInitialNode(hybrid);
2255     ccLayer2.SetNLayers(2);
2256     ccLayer2.SetLayer(0, 2*fgkHybUpCCThick, polyhamideSDD, fColorPolyhamide);
2257     ccLayer2.SetLayer(1, fgkHybAlCCThick, alSDD50p100, fColorAl);
2258      // Al at ~50%
2259
2260     x1[0] = -fgkHybridWidth/2 + fgkHybFLlowPasX + fgkHybPascalDX/2;
2261     x2[0] = -fgkHybridWidth/2 + fgkHybFLlowAmbX - fgkHybAmbraDX/2;
2262     ccLayer2.AddCheckPoint( hybrid, 0, x1, vX );
2263     ccLayer2.AddCheckPoint( hybrid, 1, x2, vX );
2264     ccLayer2.CreateAndInsertBoxCableSegment(1,-90);
2265     ccLayer2.ResetPoints();
2266     sprintf(ch, "ccLayerC%i", i);
2267     ccLayer2.SetName(ch);
2268     x1[0] =  -fgkHybridWidth/2 + fgkHybFLlowAmbX + fgkHybAmbraDX/2;
2269     x2[0] = fgkHybridWidth/2 - fgkHybFLUpperWidth + 3*fgkmm;
2270     x1[1] = lowLayerYmin + lowFLTotalThick + flUpThick + fgkHybAlThick
2271              + ccUpLayerTotThick/2;
2272     x2[1] = x1[1];
2273
2274     ccLayer2.AddCheckPoint( hybrid, 0, x1, vX );
2275     ccLayer2.AddCheckPoint( hybrid, 1, x2, vX );
2276     ccLayer2.CreateAndInsertBoxCableSegment(1,-90);
2277   };
2278
2279   //**************************************************** FL UP:
2280   // (last Al layer will be a special triangular shape)
2281   TGeoBBox *sFLupPolyhamide = new TGeoBBox("sFLupPolyhamide",
2282                               fgkHybFLUpperWidth/2, flUpThick/2,
2283                               fgkHybFLUpperLength/2);
2284   TGeoVolume *vFLupPolyhamide = new TGeoVolume("vFLupPolyhamide",
2285                                     sFLupPolyhamide, polyhamideSDD);
2286   vFLupPolyhamide->SetLineColor(fColorPolyhamide);
2287   TGeoTranslation *trFLupPolyhamide = 
2288     new TGeoTranslation(fgkHybridWidth/2-fgkHybFLUpperWidth/2,
2289                         lowLayerYmin+lowFLTotalThick+flUpThick/2,0);
2290
2291   hybrid->AddNode(vFLupPolyhamide, 1, trFLupPolyhamide);
2292
2293   TGeoArb8 *aluStrip = new TGeoArb8(fgkHybAlThick/2);
2294   aluStrip->SetVertex( 0,-fgkHybFLUpperAlDZ/2, fgkHybFLUpperWidth);
2295   aluStrip->SetVertex( 1, fgkHybFLUpperAlDZ/2, fgkHybFLUpperWidth);
2296   aluStrip->SetVertex( 2, fgkHybFLUpperAlDZ/2, fgkHybFLUpperWidth-fgkHybFLUpperAldx);
2297   aluStrip->SetVertex( 3,-fgkHybFLUpperAlDZ/2, 0);
2298   aluStrip->SetVertex( 4,-fgkHybFLUpperAlDZ/2, fgkHybFLUpperWidth);
2299   aluStrip->SetVertex( 5, fgkHybFLUpperAlDZ/2, fgkHybFLUpperWidth);
2300   aluStrip->SetVertex( 6, fgkHybFLUpperAlDZ/2, fgkHybFLUpperWidth-fgkHybFLUpperAldx);
2301   aluStrip->SetVertex( 7,-fgkHybFLUpperAlDZ/2, 0);
2302   TGeoVolume *vAluStrip = new TGeoVolume("vAluStrip",aluStrip, alSDD50p100);
2303   // Al at ~50%
2304
2305   vAluStrip->SetLineColor(fColorAl);
2306   //TGeoRotation rotAluStrip("rotAluStrip",0, -90, 90);
2307   TGeoRotation *rotAluStrip = new TGeoRotation("rotAluStrip",0, -90, 90);
2308
2309   Double_t yRotAluStrip = lowLayerYmin+lowFLTotalThick
2310                           +flUpThick+fgkHybAlThick/2;
2311   TGeoCombiTrans *aluStripTr1 = new TGeoCombiTrans(
2312                                     fgkHybridWidth/2,yRotAluStrip,
2313                     fgkHybridLength/2-fgkHybFLlowChipZ1+1*fgkmm, rotAluStrip);
2314   TGeoCombiTrans *aluStripTr2 = new TGeoCombiTrans(*aluStripTr1);
2315   AddTranslationToCombiTrans(aluStripTr2,0,0,
2316                              fgkHybFLlowChipZ1-fgkHybFLlowChipZ2);
2317   TGeoCombiTrans *aluStripTr3 = new TGeoCombiTrans(*aluStripTr2);
2318   AddTranslationToCombiTrans(aluStripTr3,0,0,
2319                              fgkHybFLlowChipZ2-fgkHybFLlowChipZ3);
2320   TGeoCombiTrans *aluStripTr4 = new TGeoCombiTrans(*aluStripTr3);
2321   AddTranslationToCombiTrans(aluStripTr4,0,0,
2322                              fgkHybFLlowChipZ3-fgkHybFLlowChipZ4);
2323
2324   hybrid->AddNode(vAluStrip, 1, aluStripTr1); 
2325   hybrid->AddNode(vAluStrip, 2, aluStripTr2); 
2326   hybrid->AddNode(vAluStrip, 3, aluStripTr3); 
2327   hybrid->AddNode(vAluStrip, 4, aluStripTr4); 
2328   //**************************************************** SMD:
2329   TGeoBBox *hybSMD = new TGeoBBox("ITSsddSMDshape",
2330                                   fgkHybSMDmiddleL/2+fgkHybSMDendL,
2331                                   fgkHybSMDheight/2,fgkHybSMDendW/2);
2332   TGeoVolume *vHybSMD = new TGeoVolume("ITSsddSMD",hybSMD,airSDD);
2333
2334   TGeoBBox *hybSMDmiddle = new TGeoBBox("ITSsddSMDmiddleShape",
2335                                fgkHybSMDmiddleL/2,fgkHybSMDheight/2,
2336                                         fgkHybSMDmiddleW/2);
2337   TGeoVolume *vHybSMDmiddle = new TGeoVolume("ITSsddSMDmiddle",
2338                                             hybSMDmiddle,medSMD);
2339   vHybSMDmiddle->SetLineColor(fColorSMD);
2340   TGeoBBox *hybSMDend = new TGeoBBox("ITSsddSMDendShape",
2341                             fgkHybSMDendL/2,fgkHybSMDheight/2,fgkHybSMDendW/2);
2342   TGeoVolume *vHybSMDend = new TGeoVolume("ITSsddSMDend",
2343                                           hybSMDend,medSMDweld);
2344   vHybSMDend->SetLineColor(fColorSMDweld);
2345   TGeoTranslation *vHybSMDendTr1 = new TGeoTranslation("",
2346                                        (fgkHybSMDmiddleL+fgkHybSMDendL)/2,0,0);
2347   TGeoTranslation *vHybSMDendTr2 = new TGeoTranslation("",
2348                                        -(fgkHybSMDmiddleL+fgkHybSMDendL)/2,0,0);
2349   vHybSMD->AddNode(vHybSMDmiddle,1,0);
2350   vHybSMD->AddNode(vHybSMDend,1,vHybSMDendTr1);
2351   vHybSMD->AddNode(vHybSMDend,2,vHybSMDendTr2);
2352   for (Int_t i=0; i<fgkNHybSMD; i++) {
2353     TGeoTranslation *vHybSMDtr = new TGeoTranslation("",
2354                                  -fgkHybridWidth/2+fgkHybSMDposX[i],
2355                                  lowLayerYmin+lowFLTotalThick+fgkHybSMDheight/2,
2356                                  -fgkHybridLength/2+fgkHybSMDposZ[i]);
2357     hybrid->AddNode(vHybSMD, i+1, vHybSMDtr);
2358   };
2359
2360   if (iLRSide == 0) {
2361   };
2362
2363   if(GetDebug(1)) hybrid->CheckOverlaps(0.01);
2364   hybrid->SetVisibility(kFALSE);
2365   return hybrid;
2366 }
2367
2368 //________________________________________________________________________
2369 TGeoVolume* AliITSv11GeometrySDD::CreateLadderSegment(Int_t iLay, Int_t iSeg) {
2370   //
2371   // Return a TGeoVolume* containing a segment of a ladder.
2372   //
2373
2374   TGeoMedium *phynoxSDD       = GetMedium("INOX$");
2375   TGeoMedium *coolerMediumSDD = GetMedium("WATER$");
2376   TGeoMedium *airSDD          = GetMedium("SDD AIR$");
2377
2378   Double_t tDY = fgkLadderSegBoxDH/2; //space left on top of the ladder 
2379   Double_t segmentLength = fgkSegmentLength;
2380   Double_t spaceBetweenCables = 500*fgkmicron;
2381   
2382   //*****************************************
2383   // Set parameters according to (iLay,iSeg):
2384   //*****************************************
2385   Int_t nDetectors          = fgkLay3Ndet;
2386   Double_t coolPipeSuppH    = fgkLay3CoolPipeSuppH;
2387   Double_t sensorCenterZPos = fLay3sensorZPos[iSeg]-
2388                               (fgkSegmentLength*fgkLay3Ndet/2. - 
2389                                fgkSegmentLength/2-(iSeg)*fgkSegmentLength);
2390  // sensorCenterZPos = z in segment local coord syst.
2391
2392   AliITSv11GeomCableFlat *digitCableA = fDigitCableLay3A;
2393   AliITSv11GeomCableFlat *digitCableB = fDigitCableLay3B;
2394
2395   if (iLay==3) {
2396   } else if (iLay==4) {
2397     nDetectors = fgkLay4Ndet;
2398     coolPipeSuppH = fgkLay4CoolPipeSuppH;
2399     sensorCenterZPos = fLay4sensorZPos[iSeg]-
2400                        (fgkSegmentLength*fgkLay4Ndet/2. -
2401                         fgkSegmentLength/2-(iSeg)*fgkSegmentLength);
2402     digitCableA = fDigitCableLay4A;
2403     digitCableB = fDigitCableLay4B;     
2404   } else
2405     printf("AliITSv11GeometrySDD::CreateLadderSegment Wrong layer index !");
2406
2407  
2408   Double_t cableSideSign = -1;
2409   if (iSeg<nDetectors/2) cableSideSign = 1;
2410   Double_t spaceForCables = spaceBetweenCables*
2411            (nDetectors-TMath::Abs(nDetectors-2*iSeg-1)-1)/2
2412            +0.1*fgkmicron;
2413   // gives [0-1-2-2-1-0]*spaceBetweenCables
2414   // or  [0-1-2-3-3-2-1-0]*spaceBetweenCables
2415   Int_t iUpdateCableMin;
2416   Int_t iUpdateCableMax;
2417   if (cableSideSign==-1) {
2418     iUpdateCableMin = nDetectors/2;
2419     iUpdateCableMax = iSeg-1;
2420   } else {
2421     iUpdateCableMin = iSeg+1;
2422     iUpdateCableMax = nDetectors/2-1;
2423   };
2424
2425   if(GetDebug(1)){
2426     cout << "Segment ("<< iLay <<',' << iSeg 
2427          << ") : sensor z shift in local segment coord.=" 
2428          << sensorCenterZPos << endl;
2429   };
2430
2431   //****************************
2432   // The segment volume
2433   //****************************
2434
2435   // Use of TGeoVolumeAssembly increases the calculation time of overlaps and very
2436   // likely slows down the transport of particles through the geometry
2437  
2438   //TGeoVolumeAssembly *virtualSeg = new TGeoVolumeAssembly("ITSsddSegment");
2439
2440   TGeoBBox *segBox = new TGeoBBox("ITSsddSegBox",
2441                                   fgkLadderWidth/2+fgkPinSuppWidth+fgkLadderSegBoxDW,
2442                                   fgkLadderHeight/2+fgkLadderSegBoxDH/2,
2443                                   segmentLength/2);
2444   
2445   TGeoVolume *virtualSeg = new TGeoVolume("ITSsddSegment",
2446                                           segBox, airSDD);
2447   virtualSeg->SetVisibility(kFALSE);
2448
2449   //******************************
2450   // Carbon fiber structure :
2451   //******************************
2452
2453    virtualSeg->AddNode(fLaddSegCommonVol[0], 1, fLaddSegCommonTr[0]);
2454   Int_t volumeIndex = 1;
2455   for (Int_t i = 1; i<fgkNladdSegCommonVol;i++ ) {
2456     if (fLaddSegCommonVol[i]==fLaddSegCommonVol[i-1])
2457       volumeIndex++;
2458     else
2459       volumeIndex = 1;
2460     virtualSeg->AddNode(fLaddSegCommonVol[i], volumeIndex,
2461                  fLaddSegCommonTr[i]);
2462   };
2463
2464   //**********************************
2465   // Pine support of the sensors :
2466   //**********************************
2467   TGeoRotation *rotPS1 = new TGeoRotation("",0,-90,90);
2468   TGeoRotation *rotPS2 = new TGeoRotation("",0,-90,-90);
2469
2470   // The use of the following constructor type allow to use rotPS1 and rotPS2
2471   // (and not copy them) therefore we gain some memory
2472   TGeoCombiTrans *transPS1 = new TGeoCombiTrans( fgkPinDYOnSensor,
2473                                 - fgkLadderHeight/2.-tDY
2474                                 + fgkPinSuppHeight/2.,
2475                                 sensorCenterZPos+fgkPinDXminOnSensor,rotPS1);
2476
2477   TGeoCombiTrans *transPS2 = new TGeoCombiTrans( fgkPinDYOnSensor,
2478                                 - fgkLadderHeight/2.-tDY
2479                                 + fgkPinSuppHeight/2.,
2480                                 sensorCenterZPos+fgkPinDXminOnSensor,rotPS1);
2481   AddTranslationToCombiTrans(transPS2, 0, 0, fgkPinPinDDXOnSensor);
2482
2483   TGeoCombiTrans *transPS3 = new TGeoCombiTrans( fgkPinDYOnSensor,
2484                                 - fgkLadderHeight/2.-tDY
2485                                 + fgkPinSuppHeight/2.,
2486                                 sensorCenterZPos+fgkPinDXminOnSensor,rotPS1);
2487   AddTranslationToCombiTrans(transPS3, 0, 0, -2*fgkPinDXminOnSensor);
2488
2489   TGeoCombiTrans *transPS4 = new TGeoCombiTrans( fgkPinDYOnSensor,
2490                                 - fgkLadderHeight/2.-tDY
2491                                 + fgkPinSuppHeight/2.,
2492                                 sensorCenterZPos+fgkPinDXminOnSensor,rotPS1);
2493   AddTranslationToCombiTrans(transPS4, 0, 0, -2*fgkPinDXminOnSensor-fgkPinPinDDXOnSensor);
2494
2495   TGeoCombiTrans *transPS5 = new TGeoCombiTrans( -fgkPinDYOnSensor,
2496                                  - fgkLadderHeight/2. - tDY
2497                                  + fgkPinSuppHeight/2.,
2498                                  sensorCenterZPos+fgkPinDXminOnSensor,rotPS2);
2499
2500   TGeoCombiTrans *transPS6 = new TGeoCombiTrans( -fgkPinDYOnSensor,
2501                                  - fgkLadderHeight/2. - tDY
2502                                  + fgkPinSuppHeight/2.,
2503                                  sensorCenterZPos+fgkPinDXminOnSensor,rotPS2);
2504   AddTranslationToCombiTrans(transPS6, 0, 0, fgkPinPinDDXOnSensor);
2505
2506   TGeoCombiTrans *transPS7 = new TGeoCombiTrans( -fgkPinDYOnSensor,
2507                                  - fgkLadderHeight/2. - tDY
2508                                  + fgkPinSuppHeight/2.,
2509                                  sensorCenterZPos+fgkPinDXminOnSensor,rotPS2);
2510   AddTranslationToCombiTrans(transPS7, 0, 0, -2*fgkPinDXminOnSensor);
2511
2512   TGeoCombiTrans *transPS8 = new TGeoCombiTrans( -fgkPinDYOnSensor,
2513                                  - fgkLadderHeight/2. - tDY
2514                                  + fgkPinSuppHeight/2.,
2515                                  sensorCenterZPos+fgkPinDXminOnSensor,rotPS2);
2516   AddTranslationToCombiTrans(transPS8, 0, 0, -2*fgkPinDXminOnSensor-fgkPinPinDDXOnSensor);
2517   
2518   virtualSeg->AddNode(fPinSupport, 1, transPS1);
2519   virtualSeg->AddNode(fPinSupport, 2, transPS2);
2520   virtualSeg->AddNode(fPinSupport, 3, transPS3);
2521   virtualSeg->AddNode(fPinSupport, 4, transPS4);
2522   virtualSeg->AddNode(fPinSupport, 5, transPS5);
2523   virtualSeg->AddNode(fPinSupport, 6, transPS6);
2524   virtualSeg->AddNode(fPinSupport, 7, transPS7);
2525   virtualSeg->AddNode(fPinSupport, 8, transPS8);
2526
2527   TGeoMedium *pinMed   = GetMedium("SDDKAPTON (POLYCH2)$");  // medium ???
2528   Double_t fgkPinHeight = 4.5*fgkmm;
2529   TGeoTube *pineS = new TGeoTube("ITSsddPin",0,fgkPinR,
2530                                 fgkPinHeight/2.);
2531   TGeoVolume *pineV = new TGeoVolume("ITSsddPinVol", pineS, pinMed);
2532
2533   TGeoCombiTrans *transPS2b = new TGeoCombiTrans( fgkPinDYOnSensor,
2534                                 - fgkLadderHeight/2.-tDY
2535                                 + fgkPinHeight/2.,
2536                                 sensorCenterZPos+fgkPinDXminOnSensor,rotPS1);
2537   AddTranslationToCombiTrans(transPS2b, 0, 0, fgkPinPinDDXOnSensor);
2538   virtualSeg->AddNode(pineV, 1, transPS2b);
2539
2540   TGeoCombiTrans *transPS6b = new TGeoCombiTrans( -fgkPinDYOnSensor,
2541                                  - fgkLadderHeight/2. - tDY
2542                                  + fgkPinHeight/2.,
2543                                  sensorCenterZPos+fgkPinDXminOnSensor,rotPS2);
2544   AddTranslationToCombiTrans(transPS6b, 0, 0, fgkPinPinDDXOnSensor);
2545   virtualSeg->AddNode(pineV, 2, transPS6b);
2546
2547  
2548   TGeoCombiTrans *transPS4b = new TGeoCombiTrans( fgkPinDYOnSensor,
2549                                 - fgkLadderHeight/2.-tDY
2550                                 + fgkPinHeight/2.,
2551                                 sensorCenterZPos+fgkPinDXminOnSensor,rotPS1);
2552   AddTranslationToCombiTrans(transPS4b, 0, 0, -2*fgkPinDXminOnSensor-fgkPinPinDDXOnSensor);
2553   virtualSeg->AddNode(pineV, 3, transPS4b);
2554
2555   TGeoCombiTrans *transPS8b = new TGeoCombiTrans( -fgkPinDYOnSensor,
2556                                  - fgkLadderHeight/2. - tDY
2557                                  + fgkPinHeight/2.,
2558                                  sensorCenterZPos+fgkPinDXminOnSensor,rotPS2);
2559   AddTranslationToCombiTrans(transPS8b, 0, 0, -2*fgkPinDXminOnSensor-fgkPinPinDDXOnSensor);
2560   virtualSeg->AddNode(pineV, 4, transPS8b);
2561
2562
2563   //******************************
2564   // Cooling pipe supports :
2565   //******************************
2566   Double_t triangleHeight = fgkLadderHeight - fgkLadderBeamRadius;
2567   Double_t halfTheta = TMath::ATan( 0.5*fgkLadderWidth/triangleHeight );
2568   Double_t triangleCPaxeDist = fgkCoolPipeSuppAxeDist-fgkCoolPipeSuppWidthExt-
2569                                fgkCoolPipeSuppWidthIn+fgkLadderBeamRadius;
2570   
2571   Double_t coolPipeSuppL = TMath::Tan(halfTheta)*
2572                            (triangleHeight+triangleCPaxeDist/
2573                             TMath::Sin(halfTheta)-coolPipeSuppH);
2574   if (fAddCoolingSyst) {
2575   TGeoRotation *rotCPS2 = new TGeoRotation("", -halfTheta*TMath::RadToDeg(), -90,  90);
2576   TGeoRotation *rotCPS1 = new TGeoRotation("",  halfTheta*TMath::RadToDeg(), -90, -90);
2577   TGeoCombiTrans *transCPS1 = new TGeoCombiTrans(coolPipeSuppL,
2578                                   -fgkLadderHeight/2. - tDY
2579                                   +coolPipeSuppH+fgkLadderBeamRadius,
2580                                   -segmentLength/2., rotCPS1);
2581
2582   TGeoCombiTrans *transCPS3 = new TGeoCombiTrans(coolPipeSuppL,
2583                                   -fgkLadderHeight/2. - tDY
2584                                   +coolPipeSuppH+fgkLadderBeamRadius,
2585                                   -segmentLength/2., rotCPS1);
2586   AddTranslationToCombiTrans(transCPS3, 0, 0, segmentLength);
2587   
2588   TGeoCombiTrans *transCPS2 = new TGeoCombiTrans(-coolPipeSuppL,
2589                                   -fgkLadderHeight/2.- tDY
2590                                   +coolPipeSuppH+fgkLadderBeamRadius,
2591                                   segmentLength/2., rotCPS2);
2592
2593   TGeoCombiTrans *transCPS4 = new TGeoCombiTrans(-coolPipeSuppL,
2594                                   -fgkLadderHeight/2.- tDY
2595                                   +coolPipeSuppH+fgkLadderBeamRadius,
2596                                   segmentLength/2., rotCPS2);
2597   AddTranslationToCombiTrans(transCPS4, 0, 0, -segmentLength);
2598   
2599   virtualSeg->AddNode(fCoolPipeSupportL, 1, transCPS1);
2600   virtualSeg->AddNode(fCoolPipeSupportL, 2, transCPS2);
2601   virtualSeg->AddNode(fCoolPipeSupportR, 1, transCPS3);
2602   virtualSeg->AddNode(fCoolPipeSupportR, 2, transCPS4);
2603   };
2604   
2605   //************************
2606   // Cooling pipes :
2607   //************************
2608   TGeoTranslation *pipeTr1 = new TGeoTranslation(coolPipeSuppL,
2609                                  -fgkLadderHeight/2. - tDY +
2610                                  fgkLadderBeamRadius+coolPipeSuppH, 0);
2611   TGeoTranslation *pipeTr2 = new TGeoTranslation(-coolPipeSuppL,
2612                                  -fgkLadderHeight/2.- tDY +
2613                                   fgkLadderBeamRadius+coolPipeSuppH, 0);
2614
2615   if (fAddCoolingSyst) {
2616     TGeoTube *coolingPipeShape = new TGeoTube( fgkCoolPipeInnerDiam/2,
2617                                                fgkCoolPipeOuterDiam/2,
2618                                                segmentLength/2);
2619     TGeoTube *coolerShape = new TGeoTube( 0, fgkCoolPipeInnerDiam/2,
2620                                           segmentLength/2);
2621     
2622     TGeoVolume *coolingPipe = new TGeoVolume("ITSsddCoolingPipe",
2623                                              coolingPipeShape, phynoxSDD );
2624     coolingPipe->SetLineColor(fColorPhynox);
2625     TGeoVolume *cooler = new  TGeoVolume("ITSsddCoolingLiquid",coolerShape,
2626                                          coolerMediumSDD );
2627     
2628     
2629     virtualSeg->AddNode(coolingPipe, 1, pipeTr1);
2630     virtualSeg->AddNode(coolingPipe, 2, pipeTr2);
2631     if (fCoolingOn) {
2632       virtualSeg->AddNode(cooler, 1, pipeTr1);
2633       virtualSeg->AddNode(cooler, 2, pipeTr2);
2634     };
2635   };
2636
2637   //**********************************
2638   // Bases of hybrid thermal bridges
2639   //**********************************
2640   Double_t shiftHyb = 1.05; // shift between thermal Bridge base and thermal bridge
2641                            // approx !!! not clear on 0752/14-A
2642   if (fAddCoolingSyst) {
2643   TGeoRotation rotHybrid1("", 0,   0, -90 - fgkHybridAngle);
2644   TGeoRotation rotHybrid2("", 0 ,180,  90 - fgkHybridAngle);
2645   TGeoCombiTrans *baseTr1 = new TGeoCombiTrans(*pipeTr2, rotHybrid1);
2646   TGeoCombiTrans *baseTr2 = new TGeoCombiTrans(*pipeTr1, rotHybrid2);
2647   
2648   virtualSeg->AddNode(fBaseThermalBridge, 1, baseTr1);
2649   virtualSeg->AddNode(fBaseThermalBridge, 2, baseTr2);
2650   };
2651
2652   //*************************
2653   // the 2 hybrids :
2654   //*************************
2655   Double_t hybDy = ((TGeoBBox*)fHybrid->GetShape())->GetDY();
2656   Double_t distAxeToHybridCenter = fgkBTBaxisAtoBase+hybDy;
2657   
2658   Double_t hybrVolX = ( distAxeToHybridCenter*CosD(fgkHybridAngle) 
2659                          - shiftHyb*SinD(fgkHybridAngle) );
2660   Double_t hybrVolY = ( distAxeToHybridCenter*SinD(fgkHybridAngle)
2661                          + shiftHyb*CosD(fgkHybridAngle) );
2662   if (fAddHybrids) {
2663     TGeoRotation rotHybrid3("", 0,   0,  90. - fgkHybridAngle);
2664     TGeoRotation rotHybrid4("", 0 ,180, -90. - fgkHybridAngle);
2665     TGeoCombiTrans *hybTr1 = new TGeoCombiTrans(*pipeTr2, rotHybrid3);
2666     TGeoCombiTrans *hybTr2 = new TGeoCombiTrans(*pipeTr1, rotHybrid4);
2667     AddTranslationToCombiTrans( hybTr1, -hybrVolX, hybrVolY, 0);
2668     AddTranslationToCombiTrans( hybTr2,  hybrVolX, hybrVolY, 0);
2669     
2670     virtualSeg->AddNode(fHybrid, 1, hybTr1);
2671     virtualSeg->AddNode(fHybrid, 2, hybTr2);
2672   };
2673
2674   //***********
2675   // cables
2676   //***********
2677   if (fAddCables) {
2678   // Starting from this segment
2679   Double_t hybDz = ((TGeoBBox*)fHybrid->GetShape())->GetDZ();
2680   Double_t hybDx = ((TGeoBBox*)fHybrid->GetShape())->GetDX();
2681   Double_t posDigitCableAlongHyb = shiftHyb+ hybDx 
2682                                    - digitCableA->GetWidth()/2;
2683   Double_t distAxeToDigitCableCenter = distAxeToHybridCenter+hybDy
2684                                        - digitCableA->GetThickness()/2;
2685
2686   Double_t digitCableX = ( coolPipeSuppL
2687                            + distAxeToDigitCableCenter*CosD(fgkHybridAngle)
2688                            - posDigitCableAlongHyb*SinD(fgkHybridAngle) );
2689   Double_t digitCableY = ( - fgkLadderHeight/2.-TMath::Abs(tDY)
2690                            + fgkLadderBeamRadius+coolPipeSuppH
2691                            + distAxeToDigitCableCenter*SinD(fgkHybridAngle)
2692                            + posDigitCableAlongHyb*CosD(fgkHybridAngle) );
2693
2694
2695   Double_t digitCableCenterA0[3]={ -cableSideSign*digitCableX,
2696                                    digitCableY, cableSideSign*hybDz };
2697   Double_t digitCableCenterA1[3] = { 
2698            -cableSideSign*(digitCableX+spaceForCables*CosD(fgkHybridAngle)),
2699            digitCableY+spaceForCables*SinD(fgkHybridAngle),
2700            cableSideSign*segmentLength/2 };
2701
2702   Double_t digitCableCenterB0[3]={ cableSideSign*digitCableX,
2703                                    digitCableY,cableSideSign*hybDz};
2704   Double_t digitCableCenterB1[3]={ 
2705            cableSideSign*(digitCableX+spaceForCables*CosD(fgkHybridAngle)),
2706            digitCableY+spaceForCables*SinD(fgkHybridAngle),
2707            cableSideSign*segmentLength/2 };
2708
2709   Double_t vZ[3] = {0,0,1};
2710   digitCableA[iSeg].AddCheckPoint( virtualSeg, 0, digitCableCenterA0, vZ);
2711   digitCableA[iSeg].AddCheckPoint( virtualSeg, 1, digitCableCenterA1, vZ);
2712   digitCableB[iSeg].AddCheckPoint( virtualSeg, 0, digitCableCenterB0, vZ);
2713   digitCableB[iSeg].AddCheckPoint( virtualSeg, 1, digitCableCenterB1, vZ);
2714
2715   // Updating the other cables
2716   for (Int_t iCable=iUpdateCableMin; iCable<=iUpdateCableMax; iCable++) {
2717
2718     Int_t iPoint = TMath::Abs(iCable-iSeg)+1;
2719     Double_t coord[3];
2720     digitCableA[iCable].GetPoint( 1, coord);
2721     digitCableA[iCable].AddCheckPoint( virtualSeg, iPoint, coord, vZ);
2722     digitCableB[iCable].GetPoint( 1, coord);
2723     digitCableB[iCable].AddCheckPoint( virtualSeg, iPoint, coord, vZ);
2724   };
2725   };
2726
2727   //**********************************
2728   if(GetDebug(1)) virtualSeg->CheckOverlaps(0.01);
2729   return virtualSeg;
2730 }
2731
2732
2733 //________________________________________________________________________
2734 TGeoVolume* AliITSv11GeometrySDD::CreatePinSupport() {
2735 //
2736 // Create a pine support and its pine
2737 // axis of rotation is the cone axis, center in its middle
2738 //
2739     TGeoMedium *rytonSDD = GetMedium("SDD C AL (M55J)$"); //medium = ryton ?
2740
2741     TGeoCone *cone = new TGeoCone("ITSsddPinSuppCone",fgkPinSuppHeight/2.,
2742                                   0,fgkPinSuppRmax,0,fgkPinSuppRmax-
2743                                   fgkPinSuppHeight*TanD(fgkPinSuppConeAngle) );
2744     TGeoBBox *tong = new TGeoBBox("ITSsddPinSuppTong",fgkPinSuppRmax,
2745                                   fgkPinSuppLength/2.,fgkPinSuppThickness/2.);
2746     TGeoTube *hole = new TGeoTube("ITSsddPinSuppHole",0,fgkPinR,
2747                                   fgkPinSuppHeight/2.+0.00001);
2748     // 0.00001 is for seing the actual hole (avoid viewer artefact)
2749
2750     if(GetDebug(3)){// Remove compiler warning.
2751         cone->InspectShape();
2752         tong->InspectShape();
2753         hole->InspectShape();
2754     };
2755
2756     TGeoTranslation *tongTrans = new TGeoTranslation("ITSsddPinSuppTongTr",0,
2757                    fgkPinSuppLength/2.,-fgkPinSuppHeight/2.+fgkPinSuppThickness/2.);
2758     tongTrans->RegisterYourself();
2759     TGeoCompositeShape *pinSupportShape = new TGeoCompositeShape(
2760                "ITSsddPinSupportShape","(ITSsddPinSuppCone+"
2761                "ITSsddPinSuppTong:ITSsddPinSuppTongTr)-ITSsddPinSuppHole");
2762
2763     TGeoVolume *pinSupport = new TGeoVolume("ITSsddPinSupport", pinSupportShape,
2764                                             rytonSDD);
2765     pinSupport->SetLineColor(fColorRyton);
2766
2767     return pinSupport;
2768 }
2769
2770
2771 //________________________________________________________________________
2772 TGeoVolume* AliITSv11GeometrySDD::CreateCoolPipeSupportL() {
2773 //
2774 // Create half of the cooling pipe support (ALR-0752/3)
2775 //
2776
2777   Double_t diffX = fgkCoolPipeSuppHeight*TanD(fgkCoolPipeSuppAngle);
2778   
2779   TGeoArb8 *side1 = new TGeoArb8(fgkCoolPipeSuppHeight/2.);
2780   side1->SetVertex( 0, 0, -fgkCoolPipeSuppWidthExt/2.);
2781   side1->SetVertex( 1, fgkCoolPipeSuppMaxLength/2.-diffX,
2782                        -fgkCoolPipeSuppWidthExt/2.);
2783   side1->SetVertex( 2, fgkCoolPipeSuppMaxLength/2.-diffX,
2784                        fgkCoolPipeSuppWidthExt/2.);
2785   side1->SetVertex( 3, 0,  fgkCoolPipeSuppWidthExt/2.);
2786   side1->SetVertex( 4, 0, -fgkCoolPipeSuppWidthExt/2.);
2787   side1->SetVertex( 5, fgkCoolPipeSuppMaxLength/2.,
2788                        -fgkCoolPipeSuppWidthExt/2.);
2789   side1->SetVertex( 6, fgkCoolPipeSuppMaxLength/2.,
2790                        fgkCoolPipeSuppWidthExt/2.);
2791   side1->SetVertex( 7, 0,  fgkCoolPipeSuppWidthExt/2.);
2792   side1->SetName("ITSsddCPSside1");
2793
2794   TGeoTranslation *side1Tr = new TGeoTranslation("ITSsddCPStr1",0,
2795                                  - fgkCoolPipeSuppAxeDist
2796                                  + fgkCoolPipeSuppWidthExt/2., 0);
2797   side1Tr->RegisterYourself();
2798   TGeoTranslation *side2Tr = new TGeoTranslation("ITSsddCPStr2",0,
2799                                  - fgkCoolPipeSuppAxeDist
2800                                  + fgkCoolPipeSuppWidthExt*3/2.
2801                                  + fgkCoolPipeSuppWidthIn,0);
2802   side2Tr->RegisterYourself();
2803   
2804   TGeoBBox *middle = new TGeoBBox("ITSsddCPSmiddle",
2805                          (fgkCoolPipeSuppMaxLength/2.-fgkCoolPipeSuppSlitL)/2.,
2806                          fgkCoolPipeSuppWidthIn/2., fgkCoolPipeSuppHeight/2.);
2807   TGeoTranslation *middleTr = 
2808     new TGeoTranslation("ITSsddCPStr3",
2809                         (fgkCoolPipeSuppMaxLength/2.-fgkCoolPipeSuppSlitL)/2.,
2810                         -fgkCoolPipeSuppAxeDist+fgkCoolPipeSuppWidthExt
2811                         +fgkCoolPipeSuppWidthIn/2., 0);
2812   middleTr->RegisterYourself();
2813   
2814   TGeoBBox *axeBox = new TGeoBBox("ITSsddCPSaxeBox",
2815                                   fgkCoolPipeSuppTongW/4.,
2816                                   (fgkCoolPipeSuppFulWidth
2817                                    - 2*fgkCoolPipeSuppWidthExt
2818                                    - fgkCoolPipeSuppWidthIn)/2,
2819                                   fgkCoolPipeSuppHeight/2.);
2820   
2821   TGeoTranslation *axeBoxTr = new TGeoTranslation("ITSsddCPSAxBoxTr",
2822                                   fgkCoolPipeSuppTongW/4.,
2823                                   - fgkCoolPipeSuppAxeDist
2824                                   + fgkCoolPipeSuppFulWidth
2825                                   - axeBox->GetDY(), 0);
2826   axeBoxTr->RegisterYourself();
2827
2828   TGeoTube *axe = new TGeoTube("ITSsddCPSaxe",0,fgkCoolPipeSuppHoleDiam/2.,
2829                                fgkCoolPipeSuppTongW/4.);
2830
2831   TGeoRotation *axeRot = new TGeoRotation("ITSsddCPSaxeRot",90,90,0);
2832   TGeoCombiTrans *axeTrans = new TGeoCombiTrans("ITSsddCPSaxeTr",
2833                                  fgkCoolPipeSuppTongW/4.,0,0,axeRot);
2834   axeTrans->RegisterYourself();
2835   //delete axeRot; // make the code crash, no idea of why !!!
2836
2837   if(GetDebug(3)){
2838     middle->InspectShape();
2839     axe->InspectShape();
2840   };
2841
2842   TGeoMedium *rytonSDD = GetMedium("SDD C AL (M55J)$"); //medium = ryton ?  !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2843   
2844   TGeoCompositeShape *coolPipeSuppShape = new TGeoCompositeShape(
2845                                         "ITSsddCoolPipeSuppShapeL",
2846                                         "ITSsddCPSmiddle:ITSsddCPStr3"
2847                                         "+ITSsddCPSside1:ITSsddCPStr1"
2848                                         "+ITSsddCPSside1:ITSsddCPStr2"
2849                                         "+ITSsddCPSaxeBox:ITSsddCPSAxBoxTr"
2850                                         "-ITSsddCPSaxe:ITSsddCPSaxeTr");
2851   TGeoVolume *coolPipeSupp = new  TGeoVolume("ITSsddCoolPipeSupportL",
2852                                              coolPipeSuppShape, rytonSDD);
2853
2854   coolPipeSupp->SetLineColor(fColorRyton);
2855
2856   return coolPipeSupp;
2857 }
2858
2859
2860 //________________________________________________________________________
2861 TGeoVolume* AliITSv11GeometrySDD::CreateCoolPipeSupportR() {
2862 //
2863 //Create half of the cooling pipe support (ALR-0752/3)
2864 //
2865
2866   Double_t diffX = fgkCoolPipeSuppHeight*TanD(fgkCoolPipeSuppAngle);
2867   
2868   TGeoArb8 *side1 = new TGeoArb8(fgkCoolPipeSuppHeight/2.);
2869   side1->SetVertex( 0, 0, -fgkCoolPipeSuppWidthExt/2.);
2870   side1->SetVertex( 1, -(fgkCoolPipeSuppMaxLength/2.-diffX),
2871                        -fgkCoolPipeSuppWidthExt/2.);
2872   side1->SetVertex( 2, -(fgkCoolPipeSuppMaxLength/2.-diffX),
2873                        fgkCoolPipeSuppWidthExt/2.);
2874   side1->SetVertex( 3, 0,  fgkCoolPipeSuppWidthExt/2.);
2875   side1->SetVertex( 4, 0, -fgkCoolPipeSuppWidthExt/2.);
2876   side1->SetVertex( 5, -fgkCoolPipeSuppMaxLength/2.,
2877                        -fgkCoolPipeSuppWidthExt/2.);
2878   side1->SetVertex( 6, -fgkCoolPipeSuppMaxLength/2.,
2879                        fgkCoolPipeSuppWidthExt/2.);
2880   side1->SetVertex( 7, 0,  fgkCoolPipeSuppWidthExt/2.);
2881   side1->SetName("ITSsddCPSside1R");
2882
2883   TGeoTranslation *side1Tr = new TGeoTranslation("ITSsddCPStr1R",0,
2884                                  - fgkCoolPipeSuppAxeDist
2885                                  + fgkCoolPipeSuppWidthExt/2., 0);
2886   side1Tr->RegisterYourself();
2887   TGeoTranslation *side2Tr = new TGeoTranslation("ITSsddCPStr2R",0,
2888                                  - fgkCoolPipeSuppAxeDist
2889                                  + fgkCoolPipeSuppWidthExt*3/2.
2890                                  + fgkCoolPipeSuppWidthIn, 0);
2891   side2Tr->RegisterYourself();
2892   
2893   TGeoBBox *middle = new TGeoBBox("ITSsddCPSmiddleR",
2894                                   (fgkCoolPipeSuppMaxLength/2.
2895                                    - fgkCoolPipeSuppSlitL)/2.,
2896                                   fgkCoolPipeSuppWidthIn/2., 
2897                                   fgkCoolPipeSuppHeight/2.);
2898   TGeoTranslation *middleTr = 
2899     new TGeoTranslation("ITSsddCPStr3R",
2900                         -( fgkCoolPipeSuppMaxLength/2.
2901                            -fgkCoolPipeSuppSlitL)/2.,
2902                         -fgkCoolPipeSuppAxeDist + fgkCoolPipeSuppWidthExt
2903                         + fgkCoolPipeSuppWidthIn/2.,0);
2904   middleTr->RegisterYourself();
2905   
2906   TGeoBBox *axeBox = new TGeoBBox("ITSsddCPSaxeBoxR",
2907                                   fgkCoolPipeSuppTongW/4.,
2908                                   (fgkCoolPipeSuppFulWidth
2909                                    - 2*fgkCoolPipeSuppWidthExt
2910                                    - fgkCoolPipeSuppWidthIn)/2,
2911                                   fgkCoolPipeSuppHeight/2.);
2912   
2913   TGeoTranslation *axeBoxTr = new TGeoTranslation("ITSsddCPSAxBoxTrR",
2914                                   - fgkCoolPipeSuppTongW/4.,
2915                                   - fgkCoolPipeSuppAxeDist
2916                                   + fgkCoolPipeSuppFulWidth
2917                                   - axeBox->GetDY(),0);
2918   axeBoxTr->RegisterYourself();
2919
2920   TGeoTube *axe = new TGeoTube("ITSsddCPSaxeR",0,fgkCoolPipeSuppHoleDiam/2.,
2921                                fgkCoolPipeSuppTongW/4.);
2922
2923   TGeoRotation *axeRot = new TGeoRotation("ITSsddCPSaxeRotR",90,90,0);
2924   TGeoCombiTrans *axeTrans = new TGeoCombiTrans("ITSsddCPSaxeTrR",
2925                                                 -fgkCoolPipeSuppTongW/4.,0,0,axeRot);
2926   axeTrans->RegisterYourself();
2927   //delete axeRot;
2928
2929   if(GetDebug(3)){
2930     middle->InspectShape();
2931     axe->InspectShape();
2932   };
2933   
2934   TGeoCompositeShape *coolPipeSuppShape = new TGeoCompositeShape(
2935                                       "ITSsddCoolPipeSuppShapeR",
2936                                       "ITSsddCPSmiddleR:ITSsddCPStr3R"
2937                                       "+ITSsddCPSside1R:ITSsddCPStr1R"
2938                                       "+ITSsddCPSside1R:ITSsddCPStr2R"
2939                                       "+ITSsddCPSaxeBoxR:ITSsddCPSAxBoxTrR"
2940                                       "-ITSsddCPSaxeR:ITSsddCPSaxeTrR");
2941   
2942   TGeoMedium *rytonSDD = GetMedium("SDD C AL (M55J)$"); //medium = ryton ? To code !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2943   TGeoVolume *coolPipeSupp = new TGeoVolume( "ITSsddCoolPipeSupportR",
2944                                              coolPipeSuppShape, rytonSDD);
2945   coolPipeSupp->SetLineColor(fColorRyton);
2946
2947   return coolPipeSupp;
2948 }
2949
2950 //________________________________________________________________________
2951 TGeoVolume* AliITSv11GeometrySDD::CreateBaseThermalBridge() {
2952   //
2953   // based on ALR 0752/8
2954   //
2955
2956   Double_t dy = fgkBTBaxisAtoBase - fgkRadiusBminBTB - fgkBTBthick;
2957
2958   Double_t base1width = fgkBTBwidth - fgkBTBaxisAtoBottom - fgkRadiusBminBTB
2959                         - (fgkRadiusAminBTB+fgkBTBthick);
2960   TGeoBBox *base1 = new TGeoBBox( "ITSsddBTBbase1", base1width/2.,
2961                                   fgkBTBthick/2., fgkBTBlength/2.);
2962   TGeoTranslation *base1Tr = new TGeoTranslation("ITSsddBTBtr1",
2963                                  fgkBTBaxisAtoBottom-fgkBTBwidth+base1width/2.,
2964                                  -(fgkBTBaxisAtoBase-fgkBTBthick/2.), 0);
2965   base1Tr->RegisterYourself();
2966
2967   Double_t base2width = fgkBTBaxisAtoBottom - fgkRadiusAminBTB - fgkBTBthick
2968                         - fgkRadiusBminBTB;
2969   TGeoBBox *base2 = new TGeoBBox( "ITSsddBTBbase2", base2width/2.,
2970                                   fgkBTBthick/2., fgkBTBlength/2.);
2971   TGeoTranslation *base2Tr = new TGeoTranslation("ITSsddBTBtr2",
2972                                  fgkBTBaxisAtoBottom - base2width/2.,
2973                                  -(fgkBTBaxisAtoBase-fgkBTBthick/2.), 0);
2974   base2Tr->RegisterYourself();
2975
2976   TGeoBBox *side = new TGeoBBox( "ITSsddBTBside",
2977                                  fgkBTBthick/2., dy/2., fgkBTBlength/2.);
2978   TGeoTranslation *sideTr1 = new TGeoTranslation("ITSsddBTBsideTr1",
2979                                  -fgkRadiusAminBTB-fgkBTBthick/2., -dy/2., 0);
2980   TGeoTranslation *sideTr2 = new TGeoTranslation("ITSsddBTBsideTr2",
2981                                  fgkRadiusAminBTB+fgkBTBthick/2., -dy/2., 0);
2982   sideTr1->RegisterYourself();
2983   sideTr2->RegisterYourself();
2984
2985   TGeoBBox *hole = new TGeoBBox( "ITSsddBTBhole", fgkBTBHolewidth/2.,
2986                                  fgkBTBthick/2., fgkBTBHoleLength/2.);
2987   TGeoTranslation *holeTr1 = new TGeoTranslation("ITSsddBTBholeTr1",
2988                                  - fgkBTBHoleRefX + fgkBTBHolewidth/2.,
2989                                  - (fgkBTBaxisAtoBase-fgkBTBthick/2.),
2990                                  fgkBTBHoleRefY+(fgkBTBHoleLength-fgkBTBlength)/2.);
2991   TGeoTranslation *holeTr2 = new TGeoTranslation("ITSsddBTBholeTr2",
2992                                  - fgkBTBHoleRefX + fgkBTBHolewidth/2.,
2993                                  - (fgkBTBaxisAtoBase-fgkBTBthick/2.),
2994                                  - fgkBTBHoleRefY-(fgkBTBHoleLength-fgkBTBlength)/2.);
2995   holeTr1->RegisterYourself();
2996   holeTr2->RegisterYourself();
2997
2998   Double_t radiusAmaxBTB = fgkRadiusAminBTB + fgkBTBthick;
2999   TGeoTubeSeg *mainAxis = new TGeoTubeSeg( "ITSsddBTBmainAxis",
3000                                            fgkRadiusAminBTB, radiusAmaxBTB,
3001                                            fgkBTBlength/2., 0., 180.);
3002   TGeoTubeSeg *round1 = new TGeoTubeSeg( "ITSsddBTBround1",
3003                            fgkRadiusBminBTB, fgkRadiusBminBTB+fgkBTBthick,
3004                            fgkBTBlength/2., 270., 360.);
3005   TGeoTranslation *roundTr1 = new TGeoTranslation("ITSsddBTBround1Tr",
3006                                   -(fgkRadiusAminBTB+fgkBTBthick+fgkRadiusBminBTB),
3007                                   -dy, 0);
3008   roundTr1->RegisterYourself();
3009
3010   TGeoTubeSeg *round2 = new TGeoTubeSeg( "ITSsddBTBround2",
3011                            fgkRadiusBminBTB, fgkRadiusBminBTB+fgkBTBthick,
3012                            fgkBTBlength/2., 180., 270.);
3013   TGeoTranslation *roundTr2 = new TGeoTranslation("ITSsddBTBround2Tr",
3014                                   (fgkRadiusAminBTB+fgkBTBthick+fgkRadiusBminBTB),
3015                                   -dy, 0);
3016   roundTr2->RegisterYourself();
3017
3018   TGeoCompositeShape *sBaseThermalBridge = new TGeoCompositeShape(
3019                                       "ITSsddBaseThermalBridgeShape",
3020                                       "ITSsddBTBbase1:ITSsddBTBtr1"
3021                                       "+ ITSsddBTBbase2:ITSsddBTBtr2"
3022                                       "+ ITSsddBTBround1:ITSsddBTBround1Tr"
3023                                       "+ ITSsddBTBround2:ITSsddBTBround2Tr"
3024                                       "+ ITSsddBTBside:ITSsddBTBsideTr1"
3025                                       "+ ITSsddBTBside:ITSsddBTBsideTr2"
3026                                       "- ITSsddBTBhole:ITSsddBTBholeTr1"
3027                                       "- ITSsddBTBhole:ITSsddBTBholeTr2"
3028                                       "+ ITSsddBTBmainAxis");
3029
3030     if(GetDebug(3)){// Remove compiler warning.
3031         base1->InspectShape();
3032         base2->InspectShape();
3033         side->InspectShape();
3034         hole->InspectShape();
3035         mainAxis->InspectShape();
3036         round1->InspectShape();
3037         round2->InspectShape();
3038     };
3039
3040   TGeoMedium *carbonFiberLadderStruct = GetMedium("SDD C AL (M55J)$");
3041   TGeoVolume *vBaseThermalBridge = new TGeoVolume( "ITSsddBaseThermalBridge",
3042                                                    sBaseThermalBridge,
3043                                                    carbonFiberLadderStruct);
3044
3045   vBaseThermalBridge->SetLineColor(fColorCarbonFiber);
3046   return vBaseThermalBridge;
3047 }
3048
3049
3050 //________________________________________________________________________
3051 TGeoVolumeAssembly* AliITSv11GeometrySDD::CreateEndLadder(Int_t iLay) {
3052   //
3053   // Return an assembly containing a end of a CF ladder.
3054   //
3055
3056   TGeoMedium *carbonFiberLadderStruct = GetMedium("SDD C AL (M55J)$"); // ITSsddCarbonM55J
3057   TGeoMedium *stesalite       = GetMedium("G10FR4$");
3058   TGeoMedium *phynoxSDD       = GetMedium("INOX$");
3059   TGeoMedium *coolerMediumSDD = GetMedium("WATER$");
3060
3061   Double_t length        = (fgkLay3LadderLength-fgkLay3Ndet*fgkSegmentLength)/2.;
3062   Double_t coolPipeSuppH = fgkLay3CoolPipeSuppH;
3063   Double_t underSegDH    = fLay3LadderUnderSegDH;
3064   Double_t footDZ    = fgkRubyZladd3 - fgkLay3Ndet*fgkSegmentLength/2 - length/2;
3065   // footDZ is also where to place the ruby's center in local Z
3066   Double_t coolPipeEndLen = (fgkCoolPipeLay3Len-fgkSegmentLength*fgkLay3Ndet)/2;
3067
3068   if (iLay==3) {
3069   } else if (iLay==4) {
3070     length         = (fgkLay4LadderLength-fgkLay4Ndet*fgkSegmentLength)/2.;
3071     coolPipeSuppH  = fgkLay4CoolPipeSuppH;
3072     underSegDH     = fLay4LadderUnderSegDH;
3073     footDZ         = fgkRubyZladd4 - fgkLay4Ndet*fgkSegmentLength/2 - length/2;
3074     coolPipeEndLen = (fgkCoolPipeLay4Len-fgkSegmentLength*fgkLay4Ndet)/2;
3075   } else {
3076     printf("error in AliITSv11GeometrySDD::CreateEndLadder: Wrong layer");
3077     return 0;
3078   };
3079     
3080   Double_t tDY = (- fgkLadderSegBoxDH/2       //space left on top of the ladder
3081                   + underSegDH/2);          //space under ladder segment
3082         // here tDY is not the same as for the segment because the end ladder
3083         // does not have a space under it, inside the general ladder volume.
3084   Double_t segmentLength   = fgkSegmentLength;
3085   Double_t topCornerLength = fgkSegmentLength/2.-fgkLay4LaddTopCornerEnd;
3086
3087   TGeoVolumeAssembly *virtualEnd = new TGeoVolumeAssembly("ITSsddEnd");
3088   
3089   //**********************************
3090   // coding real matter :
3091   //**********************************
3092   Double_t triangleHeight = fgkLadderHeight - fgkLadderBeamRadius;
3093   Double_t halfTheta   = TMath::ATan( 0.5*fgkLadderWidth/triangleHeight );
3094   Double_t beta        = (TMath::Pi()-2.*halfTheta)/4.;
3095   Double_t alpha       = TMath::Pi()*3./4. - halfTheta/2.;
3096   
3097   //--- The 3 V shape corners of the Carbon Fiber Ladder
3098   //--- the top V
3099   TGeoArb8 *cfLaddTop1 = CreateLadderSide(topCornerLength/2., halfTheta, -1,
3100                                           fgkLadderLa, fgkLadderHa, fgkLadderl);
3101   TGeoVolume *cfLaddTopVol1 = new TGeoVolume("ITSsddCFladdTopCornerVol1",
3102                                   cfLaddTop1,carbonFiberLadderStruct);
3103   cfLaddTopVol1->SetLineColor(fColorCarbonFiber);
3104   TGeoArb8 *cfLaddTop2 = CreateLadderSide( topCornerLength/2., halfTheta, 1,
3105                                            fgkLadderLa, fgkLadderHa, fgkLadderl);
3106   TGeoVolume *cfLaddTopVol2 = new TGeoVolume("ITSsddCFladdTopCornerV2",
3107                                   cfLaddTop2,carbonFiberLadderStruct);
3108   cfLaddTopVol2->SetLineColor(fColorCarbonFiber);
3109   TGeoTranslation *trTop1 = new TGeoTranslation(0, fgkLadderHeight/2+tDY,
3110                                                 -(length-topCornerLength)/2.);
3111   virtualEnd->AddNode(cfLaddTopVol1, 1, trTop1);
3112   virtualEnd->AddNode(cfLaddTopVol2, 1, trTop1);
3113
3114   //--- the 2 side V
3115   TGeoArb8 *cfLaddSide1 = CreateLadderSide( length/2., beta, -1,
3116                                             fgkLadderLb, fgkLadderHb, fgkLadderl);
3117   TGeoVolume *cfLaddSideVol1 = new TGeoVolume("ITSsddCFladdSideCornerV1",
3118                                    cfLaddSide1,carbonFiberLadderStruct);
3119   cfLaddSideVol1->SetLineColor(fColorCarbonFiber);
3120   TGeoArb8 *cfLaddSide2 = CreateLadderSide( length/2., beta, 1,
3121                                             fgkLadderLb, fgkLadderHb, fgkLadderl);
3122   TGeoVolume *cfLaddSideVol2 = new TGeoVolume("ITSsddCFladdSideCornerV2",
3123                                    cfLaddSide2,carbonFiberLadderStruct);
3124   cfLaddSideVol2->SetLineColor(fColorCarbonFiber);
3125   Double_t dYTranslation = ( fgkLadderHeight/2. - 0.5*fgkLadderWidth*
3126                              TMath::Tan(beta) - fgkLadderBeamRadius );
3127   
3128   // because center of the triangle doesn't correspond to virtual vol. center
3129   Double_t distCenterSideDown =  0.5*fgkLadderWidth/TMath::Cos(beta);
3130   TGeoCombiTrans *ctSideR = CreateCombiTrans("", distCenterSideDown, 0,
3131                                              alpha*TMath::RadToDeg());
3132   AddTranslationToCombiTrans(ctSideR, 0, -dYTranslation+tDY, 0);
3133   TGeoCombiTrans *ctSideL = CreateCombiTrans("", distCenterSideDown, 0, 
3134                                              -alpha*TMath::RadToDeg());
3135   AddTranslationToCombiTrans(ctSideL, 0, -dYTranslation+tDY, 0);
3136   virtualEnd->AddNode(cfLaddSideVol1, 1, ctSideR);
3137   virtualEnd->AddNode(cfLaddSideVol2, 1, ctSideR);
3138   virtualEnd->AddNode(cfLaddSideVol1, 2, ctSideL);
3139   virtualEnd->AddNode(cfLaddSideVol2, 2, ctSideL);
3140   
3141   //--- The beams
3142   // Beams on the sides
3143   Double_t beamPhiPrime = TMath::ASin(1./TMath::Sqrt( (1+TMath::Sin(2*beta)*
3144                   TMath::Sin(2*beta)/(TanD(fgkBeamSidePhi)*TanD(fgkBeamSidePhi))) ));
3145
3146   //Euler rotation : about Z, then new X, then new Z
3147   TGeoRotation *beamRot1 = new TGeoRotation("", 90-2.*beta*TMath::RadToDeg(),
3148                         -beamPhiPrime*TMath::RadToDeg(), -90);
3149   TGeoRotation *beamRot2 = new TGeoRotation("", 90-2.*beta*TMath::RadToDeg(),
3150                         beamPhiPrime*TMath::RadToDeg(), -90);
3151   TGeoRotation *beamRot3 = new TGeoRotation("", 90+2.*beta*TMath::RadToDeg(),
3152                         beamPhiPrime*TMath::RadToDeg(), -90);
3153   TGeoRotation *beamRot4 = new TGeoRotation("", 90+2.*beta*TMath::RadToDeg(),
3154                         -beamPhiPrime*TMath::RadToDeg(), -90);
3155   TGeoCombiTrans *beamTransf1 = new TGeoCombiTrans(0.5*triangleHeight*
3156                                                    TMath::Tan(halfTheta),
3157                                               fgkLadderBeamRadius/2. + tDY,
3158                                  -length/2 + segmentLength/8, beamRot1);
3159   TGeoCombiTrans *beamTransf3 = new TGeoCombiTrans( 0.5*triangleHeight*
3160                                                     TMath::Tan(halfTheta),
3161                                                  fgkLadderBeamRadius/2.+tDY,
3162                                 -length/2 + 3*segmentLength/8, beamRot2);
3163   TGeoCombiTrans *beamTransf5 = new TGeoCombiTrans(-0.5*triangleHeight*
3164                                                    TMath::Tan(halfTheta),
3165                                                 fgkLadderBeamRadius/2.+tDY,
3166                                  -length/2 + segmentLength/8, beamRot3);
3167   TGeoCombiTrans *beamTransf7 = new TGeoCombiTrans(-0.5*triangleHeight*
3168                                                    TMath::Tan(halfTheta),
3169                                               fgkLadderBeamRadius/2. + tDY,
3170                                  -length/2+3*segmentLength/8, beamRot4);
3171
3172   virtualEnd->AddNode(fLaddSegCommonVol[6], 1, beamTransf1);
3173   virtualEnd->AddNode(fLaddSegCommonVol[6], 2, beamTransf3);
3174   virtualEnd->AddNode(fLaddSegCommonVol[6], 3, beamTransf5);
3175   virtualEnd->AddNode(fLaddSegCommonVol[6], 4, beamTransf7);
3176
3177   //--- Beams of the bottom
3178   TGeoRotation *bottomBeamRot1 = new TGeoRotation("",90, 90, 90);
3179
3180   /* Not there actually
3181   TGeoTubeSeg *bottomBeam1 = new TGeoTubeSeg(0, fgkLadderBeamRadius,
3182                                  fgkLadderWidth/2.-fgkLadderLb/3, 0, 180);
3183   TGeoVolume *bottomBeam1Vol = new TGeoVolume("ITSsddBottomBeam1Vol",
3184                                    bottomBeam1, carbonFiberLadderStruct);
3185   bottomBeam1Vol->SetLineColor(fColorCarbonFiber);
3186
3187   TGeoCombiTrans *bottomBeamTransf1 = new TGeoCombiTrans(0,
3188                             -(fgkLadderHeight/2-fgkLadderBeamRadius)+tDY,
3189                             -length/2+fgkSegmentLength/2, bottomBeamRot1);
3190   virtualEnd->AddNode(bottomBeam1Vol, 1, bottomBeamTransf1);
3191 */
3192   TGeoTubeSeg *bottomBeam2 = new TGeoTubeSeg(0, fgkLadderBeamRadius,
3193                                  fgkLadderWidth/2.-fgkLadderLb/3, 0, 90);
3194   TGeoVolume *bottomBeam2Vol = new TGeoVolume("ITSsddBottomBeam2Vol",
3195                                    bottomBeam2, carbonFiberLadderStruct);
3196   bottomBeam2Vol->SetLineColor(fColorCarbonFiber);
3197   TGeoCombiTrans *bottomBeamTransf2 = new TGeoCombiTrans(0,
3198      -(fgkLadderHeight/2-fgkLadderBeamRadius)+tDY,-length/2,bottomBeamRot1);
3199   virtualEnd->AddNode(bottomBeam2Vol, 1, bottomBeamTransf2);
3200
3201   //**********************************
3202   //the cooling pipe supports
3203   Double_t triangleCPaxeDist = fgkCoolPipeSuppAxeDist-fgkCoolPipeSuppWidthExt-
3204                                fgkCoolPipeSuppWidthIn+fgkLadderBeamRadius;
3205
3206   Double_t coolPipeSuppL = TMath::Tan(halfTheta)*
3207                            (triangleHeight+triangleCPaxeDist/
3208                             TMath::Sin(halfTheta)-coolPipeSuppH);
3209   
3210   if (fAddCoolingSyst) {
3211     TGeoRotation *rotCPS2 = new TGeoRotation("",-halfTheta*TMath::RadToDeg(),-90, 90);
3212     TGeoRotation *rotCPS1 = new TGeoRotation("", halfTheta*TMath::RadToDeg(),-90,-90);
3213     TGeoCombiTrans *transCPS1 = new TGeoCombiTrans(coolPipeSuppL,
3214                                                    -fgkLadderHeight/2.+ tDY +
3215                                                    coolPipeSuppH+fgkLadderBeamRadius,
3216                                                    -length/2., rotCPS1);
3217     TGeoCombiTrans *transCPS4 = new TGeoCombiTrans(-coolPipeSuppL,
3218                                                    -fgkLadderHeight/2.+ tDY +
3219                                                    coolPipeSuppH+fgkLadderBeamRadius,
3220                                                    -length/2., rotCPS2);
3221     
3222     virtualEnd->AddNode(fCoolPipeSupportL, 1, transCPS1);
3223     virtualEnd->AddNode(fCoolPipeSupportR, 1, transCPS4);
3224   };
3225
3226   //**********************************
3227   //--- The stesalite foot of the ladder
3228
3229   Double_t footDY = -(fgkLadderHeight/2-fgkLadderBeamRadius)+tDY
3230                     - fgkLadFootY/2+fgkLadFingerPrintY;
3231
3232   TGeoTranslation *footTr = new TGeoTranslation("SDDfootTr",0,footDY,footDZ);
3233   virtualEnd->AddNode(fLadderFoot, 1, footTr);
3234
3235   //=====================================
3236   //--- cooling pipe
3237
3238   if (fAddCoolingSyst) {
3239
3240     TGeoTranslation *pipeTr1 = new TGeoTranslation(coolPipeSuppL,
3241                                        -fgkLadderHeight/2.+ tDY +
3242                                        coolPipeSuppH + fgkLadderBeamRadius,
3243                                        -length/2.+coolPipeEndLen/2.);
3244     TGeoTranslation *pipeTr2 = new TGeoTranslation(-coolPipeSuppL,
3245                                    -fgkLadderHeight/2. + tDY +
3246                                     fgkLadderBeamRadius + coolPipeSuppH,
3247                                     -length/2.+coolPipeEndLen/2.);
3248
3249     TGeoTube *coolingPipeShape = new TGeoTube( fgkCoolPipeInnerDiam/2,
3250                                                fgkCoolPipeOuterDiam/2,
3251                                                coolPipeEndLen/2);
3252     TGeoTube *coolerShape = new TGeoTube( 0, fgkCoolPipeInnerDiam/2,
3253                                           coolPipeEndLen/2);
3254     
3255     TGeoVolume *coolingPipe = new TGeoVolume("ITSsddCoolingPipeEnd",
3256                                              coolingPipeShape, phynoxSDD );
3257     coolingPipe->SetLineColor(fColorPhynox);
3258     TGeoVolume *cooler = new  TGeoVolume("ITSsddCoolingEndLiquid",coolerShape,
3259                                          coolerMediumSDD );
3260
3261     virtualEnd->AddNode(coolingPipe, 1, pipeTr1);
3262     virtualEnd->AddNode(coolingPipe, 2, pipeTr2);
3263     if (fCoolingOn) {
3264       virtualEnd->AddNode(cooler, 1, pipeTr1);
3265       virtualEnd->AddNode(cooler, 2, pipeTr2);
3266     };
3267   };
3268
3269   //=====================================
3270   //--- HV cable guide
3271
3272
3273   TGeoBBox* guideHVbox = new TGeoBBox("guideHVbox",fgkHVguideX1/2,
3274                                       fgkHVguideY1/2,fgkHVguideZ1/2);
3275   TGeoVolume *guideHV = new TGeoVolume("guideHV",guideHVbox,stesalite);
3276
3277   TGeoTranslation* guideHVtr = new TGeoTranslation(fgkHVguideDX,
3278      -(fgkLadderHeight/2-fgkLadderBeamRadius)+tDY-fgkHVguideY1/2,
3279      footDZ+fgkLadFootZ/2+fgkHVguideZ1/2-(fgkHVguideSuppFullZ-fgkHVguideZ2));
3280   virtualEnd->AddNode(guideHV, 1, guideHVtr);
3281
3282   //=====================================
3283   //--- raccordo
3284   Double_t raccordFullLen = fgkConnectorCoolTubeL1+fgkConnectorCoolTubeL2+fgkConnectorCoolTubeL3;
3285   TGeoTranslation *trRaccordo1 = new TGeoTranslation("trRaccordo1",-coolPipeSuppL,
3286                                                      -fgkLadderHeight/2.+ tDY +
3287                                                      coolPipeSuppH+fgkLadderBeamRadius,
3288                                             -length/2.+coolPipeEndLen+raccordFullLen/2);
3289   TGeoTranslation *trRaccordo2 = new TGeoTranslation("trRaccordo2", coolPipeSuppL,
3290                                                      -fgkLadderHeight/2.+ tDY +
3291                                                      coolPipeSuppH+fgkLadderBeamRadius,
3292                                             -length/2.+coolPipeEndLen+raccordFullLen/2);
3293
3294   virtualEnd->AddNode(fRaccordoL, 1, trRaccordo1);
3295   virtualEnd->AddNode(fRaccordoL, 2, trRaccordo2);
3296
3297   if(GetDebug(1)) virtualEnd->CheckOverlaps(0.01);
3298
3299   return virtualEnd;
3300 }
3301
3302 //________________________________________________________________________
3303 TGeoVolumeAssembly* AliITSv11GeometrySDD::CreateLadderFoot() {
3304
3305   //--- The stesalite foot of the ladder
3306   // Are missing :
3307   // The 2 screw holes on the left part
3308   // the small holes at each corner of the ruby cage (diam 2mm)
3309   // the really small level difference of 0.3mm on the bottom
3310
3311
3312   TGeoMedium *stesalite = GetMedium("G10FR4$");
3313
3314   TGeoVolumeAssembly *virtualFoot = new TGeoVolumeAssembly("ITSsddFoot");
3315
3316   Double_t epsilon = 2e-10;
3317   TGeoBBox *ladFootBox1 = new TGeoBBox("ladFootBox1",fgkLadBox1X/2, fgkLadFootY/2,
3318                                        fgkLadFootZ/2);
3319   TGeoTranslation *ladFootBox1Tr = new TGeoTranslation("ladFootBox1Tr",
3320                                                        fgkLadFootX/2-fgkLadBox1X/2,0,0);
3321   TGeoBBox *ladFingerPrint = new TGeoBBox("ladFingerPrint",fgkLadFingerPrintX/2,
3322                                           fgkLadFingerPrintY/2+epsilon, fgkLadFootZ/2+epsilon);
3323
3324   TGeoTranslation *ladFingerPrintTr = new TGeoTranslation("ladFingerPrintTr",
3325                             fgkLadFootX/2-fgkLadFingerPrintBorder-fgkLadFingerPrintX/2,
3326                             fgkLadFootY/2-fgkLadFingerPrintY/2+epsilon,
3327                             0);
3328
3329   TGeoBBox *rubyCageHole = new TGeoBBox("rubyCageHole",fgkRubyCageHoleX/2,
3330                                         fgkRubyCageHoleY/2+epsilon, fgkRubyCageHoleZ/2);
3331
3332   TGeoTranslation *rubyCageHoleTr = new TGeoTranslation("rubyCageHoleTr",
3333                                  fgkLadFootX/2-(fgkLadFootX/2-fgkRubyDX)+fgkRubyCageAxisShift,
3334                                  fgkLadFootY/2-fgkRubyCageHoleY/2,0);
3335
3336   double rubyScrewHoleLen = fgkLadFootX/2-fgkRubyDX;
3337   TGeoTube *rubyScrewHole = new TGeoTube("rubyScrewHole", 0,fgkScrewM4diam/2,
3338                             rubyScrewHoleLen/2);
3339
3340   TGeoRotation *rot9090 = new TGeoRotation("",90,90,0);
3341   TGeoCombiTrans *rubyScrewHoleTr = new TGeoCombiTrans("rubyScrewHoleTr",
3342                                     fgkLadFootX/2-rubyScrewHoleLen/2,
3343                                     -fgkRubyScrewShiftToCenterY, 0, rot9090);
3344
3345   Double_t rubyHoleLen = fgkLadFootY-fgkRubyCageHoleY;
3346   TGeoTube *rubyHole = new TGeoTube("rubyHole", 0,fgkRubyHoleDiam/2,
3347                                     rubyHoleLen/2);
3348
3349   TGeoRotation *rot90 = new TGeoRotation("",0,90,0);
3350   TGeoCombiTrans *rubyHoleTr = new TGeoCombiTrans("rubyHoleTr", fgkRubyDX,
3351                                    -(fgkLadFootY-rubyHoleLen)/2, 0, rot90);
3352
3353   ladFootBox1Tr->RegisterYourself();
3354   ladFingerPrintTr->RegisterYourself();
3355   rubyCageHoleTr->RegisterYourself();
3356   rubyScrewHoleTr->RegisterYourself();
3357   rubyHoleTr->RegisterYourself();
3358
3359   TGeoCompositeShape *footRightPart = new TGeoCompositeShape(
3360               "ladFootBox1:ladFootBox1Tr-(ladFingerPrint:ladFingerPrintTr"
3361               "+rubyCageHole:rubyCageHoleTr+rubyScrewHole:rubyScrewHoleTr"
3362               "+rubyHole:rubyHoleTr)");
3363   TGeoVolume *vFootRightPart = new TGeoVolume("vFootRightPart",
3364                                               footRightPart,stesalite);
3365   vFootRightPart->SetLineColor(fColorStesalite);
3366  
3367   virtualFoot->AddNode(vFootRightPart, 1, 0);
3368
3369
3370   //--- This was the right part of the foot, now let's do the middle
3371   //--- and the right parts
3372
3373   Double_t middleX = fgkLadFootX-fgkLadBox1X-fgkLadFingerPrintX-fgkLadFingerPrintBorder;
3374   TGeoBBox *footMiddle = new TGeoBBox("footMiddle", middleX/2, fgkLadFootMiddleY/2,
3375                                       fgkLadFootZ/2);
3376   TGeoTranslation *middleXTr = new TGeoTranslation("middleXTr",
3377                                    fgkLadFootX/2-fgkLadBox1X-middleX/2,
3378                                    fgkLadFootY/2-fgkLadFootMiddleY/2, 0);
3379
3380   TGeoVolume *vFootMiddle = new TGeoVolume("vFootMiddle", footMiddle,stesalite);
3381   vFootMiddle->SetLineColor(fColorStesalite);
3382   virtualFoot->AddNode(vFootMiddle, 1, middleXTr);
3383   
3384   //--
3385   TGeoBBox *footLeftLadFinger = new TGeoBBox("footLeftLadFinger", fgkLadFingerPrintX/2,
3386                                              (fgkLadFootY-fgkLadFingerPrintY)/2,
3387                                              fgkLadFootZ/2);
3388   TGeoTranslation *footLeftLadFingerTr = new TGeoTranslation("footLeftLadFingerTr",
3389                                    -fgkLadFootX/2+fgkLadFingerPrintBorder+fgkLadFingerPrintX/2,
3390                                    -fgkLadFingerPrintY/2, 0);
3391   TGeoVolume *vFootLeftLadFinger = new TGeoVolume("vFootLeftLadFinger",footLeftLadFinger,
3392                                                   stesalite);
3393   vFootLeftLadFinger->SetLineColor(fColorStesalite);
3394   virtualFoot->AddNode(vFootLeftLadFinger, 1, footLeftLadFingerTr);
3395
3396   //--
3397   TGeoBBox *footLeft = new TGeoBBox("footLeft", fgkLadFingerPrintBorder/2,
3398                                     fgkLadFootY/2,
3399                                     fgkLadFootZ/2);
3400   TGeoTranslation *footLeftTr = new TGeoTranslation("footLeftTr",
3401                                    -fgkLadFootX/2+fgkLadFingerPrintBorder/2,
3402                                     0, 0);
3403   TGeoVolume *vFootLeft = new TGeoVolume("vFootLeft",footLeft,stesalite);
3404   vFootLeft->SetLineColor(fColorStesalite);
3405   virtualFoot->AddNode(vFootLeft, 1, footLeftTr);
3406
3407   if(GetDebug(3)){ // Remove compiler warning.
3408     ladFingerPrint->InspectShape();
3409     ladFootBox1->InspectShape();
3410     rubyCageHole->InspectShape();
3411     rubyScrewHole->InspectShape();
3412     rubyHole->InspectShape();
3413   }
3414
3415   return virtualFoot;
3416 }
3417
3418 //________________________________________________________________________
3419 TGeoVolumeAssembly* AliITSv11GeometrySDD::CreateCarlosCard(Int_t iLay) {
3420   //
3421   // return an assembly containing the CARLOS end-ladder board
3422   // and the heat bridge
3423   //
3424
3425   (void) iLay;
3426   TGeoMedium *glassFiber  = GetMedium("SDD SI CHIP$");// glassFiber   TO CODE !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
3427   TGeoMedium *siliconChip = GetMedium("SDD SI CHIP$");// ITSsddSiChip
3428   TGeoMedium *plastiChip  = GetMedium("SDDKAPTON (POLYCH2)$"); // ITSsddKAPTON_POLYCH2
3429   TGeoMedium *copper      = GetMedium("COPPER$"); 
3430   TGeoMedium *alCu12SDD   = GetMedium("INOX$"); // ITSsddAlCu12,  to code !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
3431   TGeoMedium *stainless   = GetMedium("INOX$"); // for screws, what is the material ???????????
3432
3433   //=========================================
3434   // cooling support of the Carlos card (HeatBridge):
3435   TGeoVolumeAssembly *assemblySupCarlos = new TGeoVolumeAssembly("assemblySupCarlos");
3436
3437   TGeoBBox *supCarlosBoard1 = new TGeoBBox("",fgkCarlosSuppX1/2,fgkCarlosSuppY1/2,
3438                                            fgkCarlosSuppZ/2);
3439   TGeoBBox *supCarlosBoard2 = new TGeoBBox("",fgkCarlosSuppX2/2,fgkCarlosSuppY2/2,
3440                                            fgkCarlosSuppZ/2);
3441   TGeoVolume *vSupCarlosBoard1 = new TGeoVolume("vSupCarlosBoard1",
3442                                                 supCarlosBoard1, alCu12SDD);
3443   TGeoVolume *vSupCarlosBoard2 = new TGeoVolume("vSupCarlosBoard2",
3444                                                 supCarlosBoard2, alCu12SDD);
3445   vSupCarlosBoard1->SetLineColor(4);
3446   vSupCarlosBoard2->SetLineColor(4);
3447
3448
3449   Double_t shiftGlob = -fgkCarlosSuppZ/2+fgkCarlosSuppTopLen;
3450   // shift of the main planes in the direction of their width 
3451   // the center is fixed at the center of the 2 small fixing arms on each sides.
3452   //shiftGlob=0.5;
3453
3454   shiftGlob+= 0.5*fgkCarlosSuppY3/cos((90-fgkCarlosSuppAngle)*TMath::DegToRad());
3455   shiftGlob-= 0.5*fgkCarlosSuppY2*tan((90-fgkCarlosSuppAngle)*TMath::DegToRad());
3456   Double_t shiftGlobY = shiftGlob*sin(fgkCarlosSuppAngle*TMath::DegToRad());
3457   Double_t shiftGlobZ = shiftGlob*cos(fgkCarlosSuppAngle*TMath::DegToRad());
3458
3459   TGeoTranslation *carlosSupTr1 = new TGeoTranslation( -fgkCarlosSuppX2/2,
3460                                  (-fgkCarlosSuppY1+fgkCarlosSuppY2)/2+shiftGlobY,
3461                                                        +shiftGlobZ);
3462
3463   TGeoTranslation *carlosSupTr2 = new TGeoTranslation( fgkCarlosSuppX1/2,
3464                                                      shiftGlobY,
3465                                                      shiftGlobZ);
3466
3467   assemblySupCarlos->AddNode(vSupCarlosBoard1, 0, carlosSupTr1);
3468   assemblySupCarlos->AddNode(vSupCarlosBoard2, 0, carlosSupTr2);
3469
3470   //=========================================
3471   // fixing arm of the cooling support :
3472   TGeoBBox *supCarlosBoard3 = new TGeoBBox("",fgkCarlosSuppX3/2,fgkCarlosSuppY3/2,
3473                                            fgkCarlosSuppZ3/2);
3474   TGeoVolume *vSupCarlosBoard3 = new TGeoVolume("vSupCarlosBoard3",
3475                                                 supCarlosBoard3, alCu12SDD);
3476   vSupCarlosBoard3->SetLineColor(4);
3477
3478   // screw inside :
3479   TGeoTube *littleScrew = new TGeoTube("littleScrew", 0, fgkLittleScrewR,
3480                                        fgkCarlosSuppY3/2);
3481   TGeoVolume *vLittleScrew = new TGeoVolume("vLittleScrew",
3482                                             littleScrew, stainless);
3483   TGeoRotation *rotScrew = new TGeoRotation("",0,90,0);
3484   TGeoCombiTrans *cbScrew1 = new TGeoCombiTrans(0, 0, fgkCarlosSuppZ3/2 -
3485                                                 fgkLittleScrewHeadR-0.07, rotScrew);
3486   TGeoCombiTrans *cbScrew2 = new TGeoCombiTrans(0, 0, -fgkCarlosSuppZ3/2 +
3487                                                 fgkLittleScrewHeadR+0.07, rotScrew);
3488   vSupCarlosBoard3->AddNode(vLittleScrew,1, cbScrew1);
3489   vSupCarlosBoard3->AddNode(vLittleScrew,2, cbScrew2);
3490
3491   TGeoRotation *carlosSupRot = new TGeoRotation("carlosSuppInvertAngle",
3492                                                  0, fgkCarlosSuppAngle, 0);
3493   TGeoCombiTrans *carlosSupTr3 = new TGeoCombiTrans((fgkCarlosSuppX1+
3494                                  fgkCarlosSuppX2+fgkCarlosSuppX3)/2,0,0, carlosSupRot);
3495   TGeoCombiTrans *carlosSupTr4 = new TGeoCombiTrans(-(fgkCarlosSuppX1+
3496                                  fgkCarlosSuppX2+fgkCarlosSuppX3)/2,0,0, carlosSupRot);
3497   assemblySupCarlos->AddNode(vSupCarlosBoard3, 0, carlosSupTr3);
3498   assemblySupCarlos->AddNode(vSupCarlosBoard3, 1, carlosSupTr4);
3499
3500
3501   //=========================================
3502   // screws fixing the board on the U tube
3503   Double_t aaa = fgkCarlosSuppY3; // ???
3504   //Double_t aaa = fgkCarlosSuppY3/2 + fgkLittleScrewHeadH/2;
3505   Double_t bbb = fgkCarlosSuppZ3/2 - fgkLittleScrewHeadR;
3506   Double_t screw1y = ( aaa*cos(TMath::DegToRad()*fgkCarlosSuppAngle) - 
3507                        bbb*sin(TMath::DegToRad()*fgkCarlosSuppAngle) );
3508   Double_t screw1z = ( aaa*sin(TMath::DegToRad()*fgkCarlosSuppAngle) + 
3509                        bbb*cos(TMath::DegToRad()*fgkCarlosSuppAngle) )-0.07;
3510
3511   TGeoRotation *CarlosSuppRot = (TGeoRotation *)fCommonTr[0];   
3512
3513   TGeoCombiTrans* lScrewTr1 = new TGeoCombiTrans((fgkCarlosSuppX1+
3514                               fgkCarlosSuppX2+fgkCarlosSuppX3)/2,
3515                               screw1y,screw1z, CarlosSuppRot);
3516
3517   TGeoCombiTrans* lScrewTr2 = new TGeoCombiTrans((fgkCarlosSuppX1+
3518                               fgkCarlosSuppX2+fgkCarlosSuppX3)/2,
3519                               screw1z,screw1y, CarlosSuppRot);
3520
3521   TGeoCombiTrans *lScrewTr3 = new TGeoCombiTrans(-(fgkCarlosSuppX1+
3522                               fgkCarlosSuppX2+fgkCarlosSuppX3)/2,
3523                               screw1y,screw1z, CarlosSuppRot);
3524
3525   TGeoCombiTrans *lScrewTr4 = new TGeoCombiTrans(-(fgkCarlosSuppX1+
3526                               fgkCarlosSuppX2+fgkCarlosSuppX3)/2,
3527                               screw1z,screw1y, CarlosSuppRot);
3528
3529   assemblySupCarlos->AddNode(fCommonVol[0], 1, lScrewTr1);
3530   assemblySupCarlos->AddNode(fCommonVol[0], 2, lScrewTr2);
3531   assemblySupCarlos->AddNode(fCommonVol[0], 3, lScrewTr3);
3532   assemblySupCarlos->AddNode(fCommonVol[0], 4, lScrewTr4);
3533
3534   //=========================================
3535   // board
3536   Double_t p1[3], p2[3], vX[3] = {1,0,0};
3537   AliITSv11GeomCableFlat card1("cardCarlos1", fgkCarlosCardZ1, fgkCarlosCardY1); // name, width, thickness
3538   card1.SetNLayers(2);
3539   card1.SetLayer(0, fgkCarlosCardCuY, copper,     kOrange); // index, thickness, material, color
3540   card1.SetLayer(1, fgkCarlosCardY1-fgkCarlosCardCuY,   glassFiber, 30);
3541   card1.SetInitialNode( (TGeoVolume *) assemblySupCarlos);
3542   p1[0] = -fgkCarlosCardX1/2;
3543   p1[1] = shiftGlobY - fgkCarlosCard2HeatBridge;
3544   p1[2] = fgkCarlosCardShift;
3545   p2[0] = fgkCarlosCardX1/2;
3546   p2[1] = shiftGlobY - fgkCarlosCard2HeatBridge;
3547   p2[2] = fgkCarlosCardShift;
3548   card1.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 0, p1, vX);
3549   card1.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 1, p2, vX);
3550   card1.CreateAndInsertBoxCableSegment(1,90);
3551
3552   AliITSv11GeomCableFlat card2("cardCarlos2", fgkCarlosCardZ2, fgkCarlosCardY1); // name, width, thickness
3553   card2.SetNLayers(2);
3554   card2.SetLayer(0, fgkCarlosCardCuY, copper,     kOrange); // index, thickness, material, color
3555   card2.SetLayer(1, fgkCarlosCardY1-fgkCarlosCardCuY,   glassFiber, 30);
3556   card2.SetInitialNode( (TGeoVolume *) assemblySupCarlos);
3557
3558   p1[0] = -fgkCarlosCardX1/2;
3559   p1[1] = shiftGlobY - fgkCarlosCard2HeatBridge;
3560   p1[2] = fgkCarlosCardShift + fgkCarlosCardZ1/2 + fgkCarlosCardZ2/2;
3561
3562   p2[0] = -fgkCarlosCardX1/2 + fgkCarlosCardX2;
3563   p2[1] = shiftGlobY - fgkCarlosCard2HeatBridge;
3564   p2[2] = fgkCarlosCardShift + fgkCarlosCardZ1/2 + fgkCarlosCardZ2/2;
3565   card2.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 0, p1, vX);
3566   card2.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 1, p2, vX);
3567   card2.CreateAndInsertBoxCableSegment(1,90);
3568
3569   //=========================================
3570   // some chips on the board 
3571
3572   AliITSv11GeomCableFlat u1("carlosCardU1", fgkCarlosU1Z, fgkCarlosU1Y); // name, width, thickness
3573   u1.SetNLayers(2);
3574   u1.SetLayer(0, fgkCarlosCardChipSiThick, siliconChip, kGreen); // index, thickness, material, color
3575   u1.SetLayer(1, fgkCarlosU1Y - fgkCarlosCardChipSiThick, plastiChip, kGray+3);
3576   u1.SetInitialNode( (TGeoVolume *) assemblySupCarlos);
3577
3578   p1[0] = fgkCarlosU1posX - fgkCarlosU1X/2;
3579   p1[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU1Y/2;
3580   p1[2] = fgkCarlosCardShift + fgkCarlosU1posZ;
3581
3582   p2[0] = fgkCarlosU1posX + fgkCarlosU1X/2;
3583   p2[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU1Y/2;
3584   p2[2] = fgkCarlosCardShift + fgkCarlosU1posZ;
3585   u1.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 0, p1, vX);
3586   u1.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 1, p2, vX);
3587   u1.CreateAndInsertBoxCableSegment(1,90);
3588
3589   //---
3590   AliITSv11GeomCableFlat u2("carlosCardU2", fgkCarlosU2Z, fgkCarlosU2Y); // name, width, thickness
3591   u2.SetNLayers(2);
3592   u2.SetLayer(0, fgkCarlosCardChipSiThick, siliconChip, kGreen); // index, thickness, material, color
3593   u2.SetLayer(1, fgkCarlosU2Y - fgkCarlosCardChipSiThick, plastiChip, kGray+3);
3594   u2.SetInitialNode( (TGeoVolume *) assemblySupCarlos);
3595
3596   p1[0] = fgkCarlosU2posX - fgkCarlosU2X/2;
3597   p1[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU2Y/2;
3598   p1[2] = fgkCarlosCardShift + fgkCarlosU2posZ;
3599
3600   p2[0] = fgkCarlosU2posX + fgkCarlosU2X/2;
3601   p2[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU2Y/2;
3602   p2[2] = fgkCarlosCardShift + fgkCarlosU2posZ;
3603   u2.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 0, p1, vX);
3604   u2.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 1, p2, vX);
3605   u2.CreateAndInsertBoxCableSegment(1,90);
3606
3607   //---
3608   AliITSv11GeomCableFlat u3("carlosCardU3", fgkCarlosU3Z, fgkCarlosU3Y); // name, width, thickness
3609   u3.SetNLayers(2);
3610   u3.SetLayer(0, fgkCarlosCardChipSiThick, siliconChip, kGreen); // index, thickness, material, color
3611   u3.SetLayer(1, fgkCarlosU3Y - fgkCarlosCardChipSiThick, plastiChip, kGray+3);
3612   u3.SetInitialNode( (TGeoVolume *) assemblySupCarlos);
3613
3614   Double_t u3Y = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU3Y/2;
3615   p1[0] = fgkCarlosU3posX - fgkCarlosU3X/2;
3616   p1[1] = u3Y;
3617   p1[2] = fgkCarlosCardShift + fgkCarlosU3posZ;
3618
3619   p2[0] = fgkCarlosU3posX + fgkCarlosU3X/2;
3620   p2[1] = u3Y;
3621   p2[2] = fgkCarlosCardShift + fgkCarlosU3posZ;
3622   u3.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 0, p1, vX);
3623   u3.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 1, p2, vX);
3624   TGeoVolume *u3Vol = u3.CreateAndInsertBoxCableSegment(1,90);
3625
3626   //--- U4 is like U3 (?)
3627   TGeoCombiTrans *u4Trans = new TGeoCombiTrans;
3628   u4Trans->RotateX(90);
3629   u4Trans->SetTranslation(fgkCarlosU4posX, u3Y,
3630                           fgkCarlosCardShift + fgkCarlosU4posZ);
3631   assemblySupCarlos->AddNode(u3Vol, 2, u4Trans);
3632                                                  
3633   //---
3634   AliITSv11GeomCableFlat u17("carlosCardU17", fgkCarlosU17Z, fgkCarlosU17Y); // name, width, thickness
3635   u17.SetNLayers(2);
3636   u17.SetLayer(0, fgkCarlosCardChipSiThick, siliconChip, kGreen); // index, thickness, material, color
3637   u17.SetLayer(1, fgkCarlosU17Y - fgkCarlosCardChipSiThick, plastiChip, kGray+3);
3638   u17.SetInitialNode( (TGeoVolume *) assemblySupCarlos);
3639
3640   p1[0] = fgkCarlosU17posX - fgkCarlosU17X/2;
3641   p1[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU17Y/2;
3642   p1[2] = fgkCarlosCardShift + fgkCarlosU17posZ;
3643
3644   p2[0] = fgkCarlosU17posX + fgkCarlosU17X/2;
3645   p2[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU17Y/2;
3646   p2[2] = fgkCarlosCardShift + fgkCarlosU17posZ;
3647   u17.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 0, p1, vX);
3648   u17.AddCheckPoint( (TGeoVolume *) assemblySupCarlos, 1, p2, vX);
3649   u17.CreateAndInsertBoxCableSegment(1,90);
3650
3651   //---
3652   AliITSv11GeomCableFlat u35("carlosCardU35", fgkCarlosU35Z, fgkCarlosU35Y); // name, width, thickness
3653   u35.SetNLayers(2);
3654   u35.SetLayer(0, fgkCarlosCardChipSiThick, siliconChip, kGreen); // index, thickness, material, color
3655   u35.SetLayer(1, fgkCarlosU35Y - fgkCarlosCardChipSiThick, plastiChip, kGray+3);
3656   u35.SetInitialNode( (TGeoVolume *) assemblySupCarlos);
3657
3658   p1[0] = fgkCarlosU35posX - fgkCarlosU35X/2;
3659   p1[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU35Y/2;
3660   p1[2] = fgkCarlosCardShift + fgkCarlosU35posZ;
3661
3662   p2[0] = fgkCarlosU35posX + fgkCarlosU35X/2;
3663   p2[1] = shiftGlobY - fgkCarlosCard2HeatBridge + fgkCarlosCardY1/2 + fgkCarlosU35Y/2;
3664   p2[2] = fgkCarlosCardShift + fgkCarlosU35posZ;
3665 &